commit 5f761784849bc245285214169f26432432849cb9
Author: lihongwei <lihongwei@zhenbs.com>
Date:   Mon Aug 12 16:49:49 2024 +0800

    V1.0.0（1） com.sketch.papertracingart

diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/app/.gitignore b/app/.gitignore
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+/build
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diff --git a/app/ARDrawSketch.jks b/app/ARDrawSketch.jks
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diff --git a/app/Inter-Medium.ttf b/app/Inter-Medium.ttf
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diff --git a/app/build.gradle.kts b/app/build.gradle.kts
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+import java.util.Date
+import java.text.SimpleDateFormat
+plugins {
+    alias(libs.plugins.android.application)
+}
+
+val timestamp = SimpleDateFormat("MM_dd_HH_mm").format(Date())
+android {
+    namespace = "com.sketch.papertracingart"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.sketch.papertracingart"
+        minSdk = 23
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0.0"
+        setProperty("archivesBaseName", "AR Draw Sketch_V" + versionName + "(${versionCode})_$timestamp")
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = true
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation(libs.appcompat)
+    implementation(libs.material)
+    implementation(libs.activity)
+    implementation(libs.constraintlayout)
+    implementation(libs.camera.view)
+    testImplementation(libs.junit)
+    androidTestImplementation(libs.ext.junit)
+    androidTestImplementation(libs.espresso.core)
+    implementation(libs.material.v140)
+    implementation(libs.viewpager2)
+    implementation(libs.recyclerview)
+    implementation(libs.glide)
+    annotationProcessor(libs.compiler)
+    implementation (libs.camera.core)
+    implementation (libs.camera.camera2)
+    implementation (libs.camera.lifecycle)
+    implementation (libs.camera.view.v100alpha31)
+    implementation (libs.camera.extensions)
+    implementation (libs.room.runtime)
+    annotationProcessor (libs.room.compiler)
+    implementation (libs.recyclerview.v121)
+}
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diff --git a/app/keystore.properties b/app/keystore.properties
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+app_name=AR Draw Sketch
+package_name=com.sketch.papertracingart
+keystoreFile=app/ARDrawSketch.jks
+key_alias=ARDrawSketchkey0
+key_store_password=ARDrawSketch
+key_password=ARDrawSketch
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
+-keepclassmembers class com.sketch.papertracingart.MyApp {
+    public static final java.lang.String DB_NAme;
+    public static final int DB_Version;
+}
+
+-keepclassmembers class * {
+    @androidx.room.Query <methods>;
+}
+-keep class com.sketch.papertracingart.Room.AppDatabase { *; }
+-keep  class com.sketch.papertracingart.Room.ImageEntryDao { *; }
+-keep  class com.sketch.papertracingart.Room.FavoriteImageDao { *; }
+-keep  class com.sketch.papertracingart.Room.ImageEntry { *; }
+-keep  class com.sketch.papertracingart.Room.FavoriteImage { *; }
diff --git a/app/src/androidTest/java/com/sketch/papertracingart/ExampleInstrumentedTest.java b/app/src/androidTest/java/com/sketch/papertracingart/ExampleInstrumentedTest.java
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+package com.sketch.papertracingart;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.example.papertracingart", appContext.getPackageName());
+    }
+}
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diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <!-- Camera Permissions -->
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.FLASHLIGHT" />
+    <uses-feature android:name="android.hardware.camera" />
+
+    <!-- Storage Permissions -->
+    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
+    <uses-permission
+        android:name="android.permission.READ_EXTERNAL_STORAGE"
+        android:maxSdkVersion="32" />
+    <uses-permission
+        android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        android:maxSdkVersion="32" />
+
+    <!-- Network Permissions -->
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application
+        android:name=".MyApp"
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.PaperTracingArt">
+
+        <!-- Activities -->
+        <activity
+            android:name=".Main.MainActivity"
+            android:theme="@style/TransparentStatusBar"
+            android:exported="false" />
+        <activity
+            android:name=".Setting.PrivacyActivity"
+            android:exported="false" />
+        <activity
+            android:name=".Setting.SettingActivity"
+            android:exported="false" />
+        <activity
+            android:name=".Camera.CameraActivity"
+            android:exported="false"
+            android:theme="@style/TransparentStatusBar" />
+        <activity
+            android:name=".Splash.SplashActivity"
+            android:exported="true"
+            android:theme="@style/TransparentStatusBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Privacy Policy</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            line-height: 1.6;
+            margin: 0;
+            padding: 0;
+            padding: 20px;
+        }
+        h1, h2 {
+            color: #333;
+        }
+        h2 {
+            margin-top: 20px;
+        }
+        p {
+            margin: 10px 0;
+        }
+        ul {
+            margin: 10px 0;
+            padding-left: 20px;
+        }
+    </style>
+</head>
+<body>
+    <h1>Privacy Policy</h1>
+    <p><strong>Date:</strong> August 9, 2024</p>
+    
+    <p>We provide this Privacy Policy to help you understand how we collect, use, and disclose information, including what you may provide to us or that we obtain from our products and services. We treat your privacy very seriously. Your privacy is important to us.</p>
+
+    <h2>Information Collection and Use</h2>
+    <p>For a better experience, while using our Service, we may require you to provide us with certain personally identifiable information, such as users' name, address, location, pictures, etc. The information that we request will be retained on your device and is not collected or retained by us in any way and used as described in this privacy policy.</p>
+    <p>The app does use third-party services that may collect information used to identify you.</p>
+    <p>Please refer to the privacy policy of the third-party service provider used by the application:</p>
+    <ul>
+        <li>Google Play Services</li>
+        <li>Google Analytics for Firebase</li>
+        <li>Firebase Crashlytics</li>
+        <li>Unity</li>
+        <li>AppLovin</li>
+        <li>Pangle</li>
+        <li>Mintegral</li>
+        <li>Bigo</li>
+        <li>Ironsource</li>
+        <li>Vungle</li>
+    </ul>
+
+    <h2>Log Data</h2>
+    <p>We want to inform you that whenever you use our Service, in case of an error in the app, we collect data and information (through third-party products) on your phone called Log Data. This Log Data may include information such as your device Internet Protocol (“IP”) address, device name, operating system version, the configuration of the app when utilizing our Service, the time and date of your use of the Service, and other statistics.</p>
+
+    <h2>Cookies</h2>
+    <p>Cookies are files with a small amount of data that are commonly used as anonymous unique identifiers. These are sent to your browser from the websites that you visit and are stored on your device's internal memory.</p>
+    <p>This Service does not use these “cookies” explicitly. However, the app may use third-party code and libraries that use “cookies” to collect information and improve their services. You have the option to either accept or refuse these cookies and know when a cookie is being sent to your device. If you choose to refuse our cookies, you may not be able to use some portions of this Service.</p>
+
+    <h2>Service Providers</h2>
+    <p>We may employ third-party companies and individuals due to the following reasons:</p>
+    <ul>
+        <li>To facilitate our Service</li>
+        <li>To provide the Service on our behalf</li>
+        <li>To perform Service-related services</li>
+        <li>To assist us in analyzing how our Service is used</li>
+    </ul>
+    <p>We want to inform users of this Service that these third parties have access to their Personal Information. The reason is to perform the tasks assigned to them on our behalf. However, they are obligated not to disclose or use the information for any other purpose.</p>
+
+    <h2>Security</h2>
+    <p>We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet, or method of electronic storage is 100% secure and reliable, and we cannot guarantee its absolute security.</p>
+
+    <h2>Links to Other Sites</h2>
+    <p>This Service may contain links to other sites. If you click on a third-party link, you will be directed to that site. Note that these external sites are not operated by us. Therefore, we strongly advise you to review the Privacy Policy of these websites. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.</p>
+
+    <h2>Children’s Privacy</h2>
+    <p>These Services do not address anyone under the age of 13. We do not knowingly collect personally identifiable information from children under 13 years of age. In the case we discover that a child under 13 has provided us with personal information, we will immediately delete this from our servers. If you are a parent or guardian and you are aware that your child has provided us with personal information, please contact us so that we will be able to take the necessary actions.</p>
+
+    <h2>Changes to This Privacy Policy</h2>
+    <p>We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page.</p>
+
+    <h2>Privacy Questions</h2>
+    <p>We may update the Privacy Policy from time to time. When we change the policy in a material way, a notice will be posted on our website along with the updated Privacy Policy.</p>
+    <p>If you have any questions or concerns about our Privacy Policy or data processing, please contact us: <a href="elizavetasalutina@gmail.com">elizavetasalutina@gmail.com</a>.</p>
+</body>
+</html>
diff --git a/app/src/main/ic_launcher-playstore.png b/app/src/main/ic_launcher-playstore.png
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+//package com.Sketch.papertracingart;
+//
+//import android.app.Activity;
+//import android.content.Context;
+//import android.content.Intent;
+//import android.content.SharedPreferences;
+//import android.content.pm.ApplicationInfo;
+//import android.content.pm.PackageManager;
+//import android.graphics.drawable.Drawable;
+//import android.os.Handler;
+//import android.os.Looper;
+//import android.util.Log;
+//import android.view.LayoutInflater;
+//import android.view.View;
+//import android.view.ViewGroup;
+//import android.widget.CompoundButton;
+//import android.widget.ImageView;
+//import android.widget.TextView;
+//import android.widget.Toast;
+//
+//import androidx.annotation.NonNull;
+//import androidx.appcompat.widget.AppCompatImageView;
+//import androidx.appcompat.widget.SwitchCompat;
+//import androidx.recyclerview.widget.DiffUtil;
+//import androidx.recyclerview.widget.RecyclerView;
+//
+//import com.tool.applock.AppLockSkin;
+//import com.tool.applock.R;
+//import com.tool.applock.activity.SetPWDActivity;
+//import com.tool.applock.fragment.LockFragment;
+//import com.tool.applock.ironad.IronSourceAd;
+//import com.tool.applock.mydb.Mydata;
+//import com.tool.applock.mydb.Mydatabase;
+//import com.tool.applock.tools.Mytools;
+//
+//import java.util.ArrayList;
+//import java.util.List;
+//import java.util.Objects;
+//
+//import kotlin.Unit;
+//import kotlin.jvm.functions.Function1;
+//
+//public class AppAdapter extends RecyclerView.Adapter<AppAdapter.AppVH> {
+//    private Context mycontext;
+//    private List<Mydata> mydataList = new ArrayList<>();
+//    private PackageManager packageManager;
+//    private boolean mtost = true;
+//    public static SharedPreferences keysp;
+//    public static SharedPreferences.Editor keyeditor;
+//    private int keyid;
+//
+//    private Activity activity;
+//
+//    public AppAdapter(Context context, Activity activity1) {
+//        activity = activity1;
+//
+//        mycontext = context;
+//        packageManager = context.getPackageManager();
+//        keysp = mycontext.getSharedPreferences("key", Context.MODE_PRIVATE);
+//    }
+//
+//    public void setData(List<Mydata> list, boolean istost) {
+//        List<Mydata> old = mydataList;
+//        mydataList = list;
+//        mtost = istost;
+//
+//        DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(new MyDiffCallback(old, mydataList));
+//
+//        diffResult.dispatchUpdatesTo(this);
+//
+//
+//    }
+//
+//    @NonNull
+//    @Override
+//    public AppVH onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+//        View itemView = LayoutInflater.from(mycontext).inflate(R.layout.item_app, parent, false);
+//        return new AppVH(itemView);
+//    }
+//
+//    @Override
+//    public void onBindViewHolder(@NonNull AppVH holder, int position) {
+//        Mydata mydata = mydataList.get(position);
+//        String appname = mydata.getAppName();
+//
+//
+//        Log.d("-------", "-----------------" + position + "---" + appname);
+//        boolean lock = mydata.isLock();
+//        holder.switchCompat.setSelected(lock);
+////        Log.e("1111", String.valueOf(holder.switchCompat.isChecked())+"    "+lock);
+////        holder.switchCompat.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+////            @Override
+////            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+////                Mytools.runIO(new Runnable() {
+////                    @Override
+////                    public void run() {
+////                        mydata.setLock(isChecked);
+////                        Mydatabase.getInstance().mydao().update(mydata);
+////
+////                    }
+////                });
+////                String s;
+////                if (isChecked) {
+////                    s = String.format(mycontext.getString(R.string.text_locked), appname);
+////                } else {
+////                    s = String.format(mycontext.getString(R.string.text_unlocked), appname);
+////                }
+////
+//////                if (mtost){
+////                    Toast.makeText(mycontext, s, Toast.LENGTH_SHORT).show();
+//////                }
+////
+////            }
+////        });
+//        holder.switchCompat.setOnClickListener(new View.OnClickListener() {
+//            @Override
+//            public void onClick(View v) {
+//                keyid = getkey();
+//                keyid++;
+//                keyeditor = keysp.edit();
+//                if (keyid % 5 == 0) {
+//                    Log.e("zzj", "111111111111");
+//                    IronSourceAd.INSTANCE.showAd(activity, AppLockSkin.place2, new Function1<Boolean, Unit>() {
+//                        @Override
+//                        public Unit invoke(Boolean aBoolean) {
+//                            keyeditor.putInt("key", keyid);
+//                            keyeditor.apply();
+//                            Log.e("zzj", String.valueOf(keyid));
+//                            if (holder.switchCompat.isSelected()) {
+//                                holder.switchCompat.setSelected(false);
+//                            } else {
+//                                holder.switchCompat.setSelected(true);
+//                            }
+//                            Mytools.runIO(new Runnable() {
+//                                @Override
+//                                public void run() {
+//                                    mydata.setLock(holder.switchCompat.isSelected());
+//                                    Mydatabase.getInstance().mydao().update(mydata);
+//
+//                                }
+//                            });
+//                            String s;
+//                            if (holder.switchCompat.isSelected()) {
+//                                s = String.format(mycontext.getString(R.string.text_locked), appname);
+//                            } else {
+//                                s = String.format(mycontext.getString(R.string.text_unlocked), appname);
+//                            }
+//
+//
+//                            Toast.makeText(mycontext, s, Toast.LENGTH_SHORT).show();
+//                            return null;
+//                        }
+//                    });
+//                }else {
+//                    keyeditor.putInt("key", keyid);
+//                    keyeditor.apply();
+//                    Log.e("zzj", String.valueOf(keyid));
+//                    if (holder.switchCompat.isSelected()) {
+//                        holder.switchCompat.setSelected(false);
+//                    } else {
+//                        holder.switchCompat.setSelected(true);
+//                    }
+//                    Mytools.runIO(new Runnable() {
+//                        @Override
+//                        public void run() {
+//                            mydata.setLock(holder.switchCompat.isSelected());
+//                            Mydatabase.getInstance().mydao().update(mydata);
+//
+//                        }
+//                    });
+//                    String s;
+//                    if (holder.switchCompat.isSelected()) {
+//                        s = String.format(mycontext.getString(R.string.text_locked), appname);
+//                    } else {
+//                        s = String.format(mycontext.getString(R.string.text_unlocked), appname);
+//                    }
+//
+//
+//                    Toast.makeText(mycontext, s, Toast.LENGTH_SHORT).show();
+//                }
+//
+//
+//            }
+//
+//        });
+//
+//        holder.textView.setText(mydata.getAppName());
+//        try {
+//            Drawable appLogo = getLogo(mydata.getPackageName());
+//            holder.imageView.setImageDrawable(appLogo);
+//        } catch (PackageManager.NameNotFoundException e) {
+//
+//        }
+//    }
+//
+//    public static int getkey() {
+//        return keysp.getInt("key", 0);
+//    }
+//
+//    @Override
+//    public int getItemCount() {
+//        return mydataList.size();
+//    }
+//
+//    private Drawable getLogo(String packageName) throws PackageManager.NameNotFoundException {
+//        ApplicationInfo appInfo = packageManager.getApplicationInfo(packageName, PackageManager.GET_UNINSTALLED_PACKAGES);
+//        return packageManager.getApplicationIcon(appInfo);
+//    }
+//
+//    public static class AppVH extends RecyclerView.ViewHolder {
+//
+//        private ImageView imageView;
+//        private TextView textView;
+//        private AppCompatImageView switchCompat;
+//
+//        public AppVH(@NonNull View itemView) {
+//            super(itemView);
+//            imageView = itemView.findViewById(R.id.logo);
+//            textView = itemView.findViewById(R.id.name);
+//            switchCompat = itemView.findViewById(R.id.app_switch);
+//        }
+//
+//    }
+//
+//    private static class MyDiffCallback extends DiffUtil.Callback {
+//        private List<Mydata> oldItems;
+//        private List<Mydata> newItems;
+//
+//        MyDiffCallback(List<Mydata> oldItems, List<Mydata> newItems) {
+//            this.oldItems = oldItems;
+//            this.newItems = newItems;
+//        }
+//
+//        @Override
+//        public int getOldListSize() {
+//            return oldItems.size();
+//        }
+//
+//        @Override
+//        public int getNewListSize() {
+//            return newItems.size();
+//        }
+//
+//        @Override
+//        public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
+//            return Objects.equals(oldItems.get(oldItemPosition).getPackageName(), newItems.get(newItemPosition).getPackageName());
+//        }
+//
+//        @Override
+//        public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
+//            Mydata newItem = newItems.get(newItemPosition);
+//            Mydata oldItem = oldItems.get(oldItemPosition);
+//            return oldItem.isLock() == newItem.isLock();
+//        }
+//    }
+//
+//}
diff --git a/app/src/main/java/com/sketch/papertracingart/Camera/CameraActivity.java b/app/src/main/java/com/sketch/papertracingart/Camera/CameraActivity.java
new file mode 100644
index 0000000..121afba
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Camera/CameraActivity.java
@@ -0,0 +1,342 @@
+package com.sketch.papertracingart.Camera;
+
+import android.Manifest;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.res.AssetManager;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Matrix;
+import android.graphics.Point;
+import android.graphics.PointF;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.ImageView;
+import android.widget.SeekBar;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.camera.core.Camera;
+import androidx.camera.core.CameraControl;
+import androidx.camera.core.CameraSelector;
+import androidx.camera.core.Preview;
+import androidx.camera.lifecycle.ProcessCameraProvider;
+import androidx.camera.view.PreviewView;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Utils.PermissionUtils;
+import com.sketch.papertracingart.Utils.Tracing;
+
+import com.google.common.util.concurrent.ListenableFuture;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.concurrent.ExecutionException;
+
+public class CameraActivity extends AppCompatActivity implements View.OnTouchListener, SeekBar.OnSeekBarChangeListener {
+
+    // 请求码常量
+    private static final int CAMERA_PERMISSION_REQUEST_CODE = 200; // 相机权限请求码
+    private static final int STORAGE_PERMISSION_REQUEST_CODE = 201; // 存储权限请求码
+    private static final int PICK_IMAGE_REQUEST_CODE = 202; // 选择图片请求码
+
+    // 界面组件
+    private PreviewView previewView; // 预览视图
+    private ImageView imageView; // 显示图片的视图
+    private SeekBar seekBar; // 透明度调节条
+    private ImageView selectImageButton; // 选择图片按钮
+    private ImageView flashButton; // 闪光灯按钮
+    private ImageView btnBack; // 返回按钮
+
+    // 变换矩阵和触摸事件相关变量
+    private Matrix matrix = new Matrix(); // 当前变换矩阵
+    private Matrix savedMatrix = new Matrix(); // 保存的变换矩阵
+    private PointF startPointF = new PointF(); // 触摸起始点
+    private float initialDistance; // 初始触摸距离
+    private int mode = MODE_NONE; // 当前模式
+    private static final int MODE_NONE = 0; // 无模式
+    private static final int MODE_DRAG = 1; // 拖动模式
+    private static final int MODE_ZOOM = 2; // 缩放模式
+
+
+    private Bitmap bitmap;
+    private boolean isFlashOn = false; // 闪光灯状态
+    private Camera camera; // 相机实例
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_camera); // 设置布局
+
+        initializeViews(); // 初始化界面组件
+        setupListeners(); // 设置监听器
+        checkPermissionsAndStartCamera(); // 检查权限并启动相机
+
+        // 接收传递的图片路径
+        String imagePath = getIntent().getStringExtra("imagePath");
+        Log.d("imagepath", "imagepath: " + imagePath);
+        if (imagePath != null) {
+            displayImage(imagePath); // 显示图片
+        }
+    }
+
+    private void initializeViews() {
+        // 绑定界面组件
+        previewView = findViewById(R.id.preview);
+        imageView = findViewById(R.id.image);
+        seekBar = findViewById(R.id.seekbar);
+        selectImageButton = findViewById(R.id.photo);
+        flashButton = findViewById(R.id.flash);
+        btnBack = findViewById(R.id.btn_back);
+    }
+
+    private void setupListeners() {
+        // 设置监听器
+        seekBar.setOnSeekBarChangeListener(this); // 透明度调节条监听
+        selectImageButton.setOnClickListener(v -> openImagePicker()); // 选择图片按钮监听
+        flashButton.setOnClickListener(v -> toggleFlash()); // 闪光灯按钮监听
+        imageView.setOnTouchListener(this); // 图片触摸监听
+        btnBack.setOnClickListener(v -> finish()); // 返回按钮监听
+    }
+
+    private void checkPermissionsAndStartCamera() {
+        // 获取所需的权限
+        String[] permissions = getRequiredPermissions();
+        // 检查权限并启动相机
+        if (PermissionUtils.hasPermissions(this, permissions)) {
+            startCamera();
+        } else {
+            PermissionUtils.requestPermissions(this, permissions, CAMERA_PERMISSION_REQUEST_CODE);
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+
+        // 处理权限请求结果
+        if (requestCode == CAMERA_PERMISSION_REQUEST_CODE) {
+            if (PermissionUtils.handlePermissionsResult(grantResults)) {
+                startCamera();
+            } else {
+                Toast.makeText(this, "相机权限被拒绝，请在设置中启用权限", Toast.LENGTH_SHORT).show();
+            }
+        } else if (requestCode == STORAGE_PERMISSION_REQUEST_CODE) {
+            if (PermissionUtils.handlePermissionsResult(grantResults)) {
+                openImagePicker();
+            } else {
+                Toast.makeText(this, "存储权限被拒绝，请在设置中启用权限", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+    private String[] getRequiredPermissions() {
+        // 根据 Android 版本获取所需权限
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            return new String[]{Manifest.permission.CAMERA, Manifest.permission.READ_MEDIA_IMAGES};
+        } else {
+            return new String[]{Manifest.permission.CAMERA, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE};
+        }
+    }
+
+    private void toggleFlash() {
+        // 切换闪光灯状态
+        if (camera != null) {
+            CameraControl cameraControl = camera.getCameraControl();
+            isFlashOn = !isFlashOn; // 切换状态
+            cameraControl.enableTorch(isFlashOn); // 启用或禁用闪光灯
+            flashButton.setImageResource(isFlashOn ? R.drawable.un_light : R.drawable.light); // 更新图标
+        }
+    }
+
+    private void openImagePicker() {
+        // 打开图片选择器
+        String[] permissions = PermissionUtils.getStoragePermissions();
+        if (ContextCompat.checkSelfPermission(this, permissions[0]) != PackageManager.PERMISSION_GRANTED) {
+            // 请求存储权限
+            ActivityCompat.requestPermissions(this, permissions, STORAGE_PERMISSION_REQUEST_CODE);
+        } else {
+            // 启动选择图片的 Intent
+            Intent intent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+            startActivityForResult(intent, PICK_IMAGE_REQUEST_CODE);
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        // 处理选择的图片
+        if (requestCode == PICK_IMAGE_REQUEST_CODE && resultCode == RESULT_OK && data != null) {
+            Uri selectedImageUri = data.getData(); // 获取选中的图片 URI
+            if (selectedImageUri != null) {
+                imageView.setImageURI(selectedImageUri); // 显示选中的图片
+            }
+        }
+    }
+
+    private void startCamera() {
+        // 启动相机
+        ListenableFuture<ProcessCameraProvider> cameraProviderFuture = ProcessCameraProvider.getInstance(this);
+        cameraProviderFuture.addListener(() -> {
+            try {
+                ProcessCameraProvider cameraProvider = cameraProviderFuture.get(); // 获取相机提供者
+                bindPreview(cameraProvider); // 绑定预览
+            } catch (ExecutionException | InterruptedException e) {
+                e.printStackTrace();
+            }
+        }, ContextCompat.getMainExecutor(this)); // 在主线程中执行
+    }
+
+    private void bindPreview(@NonNull ProcessCameraProvider cameraProvider) {
+        // 绑定相机预览
+        Preview preview = new Preview.Builder().build(); // 创建预览对象
+        CameraSelector cameraSelector = new CameraSelector.Builder()
+                .requireLensFacing(CameraSelector.LENS_FACING_BACK) // 选择后置摄像头
+                .build();
+        preview.setSurfaceProvider(previewView.getSurfaceProvider()); // 设置预览视图
+        cameraProvider.unbindAll(); // 解绑所有相机
+        camera = cameraProvider.bindToLifecycle(this, cameraSelector, preview); // 绑定生命周期
+
+        if(bitmap!= null){
+            int width = bitmap.getWidth();
+            int height = bitmap.getHeight();
+            onInitIm(width, height); // 初始化图片位置
+        }
+    }
+
+    @Override
+    public boolean onTouch(View v, MotionEvent event) {
+        ImageView view = (ImageView) v;
+
+        switch (event.getActionMasked()) {
+            case MotionEvent.ACTION_DOWN:
+                savedMatrix.set(matrix); // 保存当前矩阵
+                startPointF.set(event.getX(), event.getY()); // 记录触摸起始点
+                mode = MODE_DRAG; // 设置为拖动模式
+                break;
+
+            case MotionEvent.ACTION_POINTER_DOWN:
+                initialDistance = Tracing.getDistance(event); // 计算初始距离
+                if (initialDistance > 10f) {
+                    savedMatrix.set(matrix); // 保存当前矩阵
+                    mode = MODE_ZOOM; // 设置为缩放模式
+                }
+                break;
+
+            case MotionEvent.ACTION_MOVE:
+                if (mode == MODE_DRAG) {
+                    matrix.set(savedMatrix); // 恢复保存的矩阵
+                    matrix.postTranslate(event.getX() - startPointF.x, event.getY() - startPointF.y); // 计算平移
+                } else if (mode == MODE_ZOOM) {
+                    float newDistance = Tracing.getDistance(event); // 计算新的距离
+                    if (newDistance > 10f) {
+                        float scale = newDistance / initialDistance; // 计算缩放比例
+                        matrix.set(savedMatrix); // 恢复保存的矩阵
+                        matrix.postScale(scale, scale, view.getWidth() / 2f, view.getHeight() / 2f); // 应用缩放
+                    }
+                }
+                break;
+
+            case MotionEvent.ACTION_UP:
+            case MotionEvent.ACTION_POINTER_UP:
+                mode = MODE_NONE; // 重置模式
+                break;
+        }
+
+        view.setImageMatrix(matrix); // 更新图片矩阵
+        return true; // 处理触摸事件
+    }
+
+    @Override
+    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
+        // 调整图片透明度
+        imageView.setAlpha((100 - progress) / 100f); // 根据进度设置透明度
+    }
+
+    @Override
+    public void onStartTrackingTouch(SeekBar seekBar) {
+        // 开始拖动调节条
+    }
+
+    @Override
+    public void onStopTrackingTouch(SeekBar seekBar) {
+        // 停止拖动调节条
+    }
+
+    // 显示本地图片
+    private void displayImage(String imagePath) {
+        if (imagePath.startsWith("/data/user/")) {
+            // 处理设备存储中的图片路径
+            displayImageFromStorage(imagePath);
+        } else {
+            // 处理 assets 文件夹中的图片路径
+            displayImageFromAssets(imagePath);
+        }
+    }
+
+    // 从设备存储中加载图片
+    private void displayImageFromStorage(String imagePath) {
+        Bitmap bitmap = BitmapFactory.decodeFile(imagePath);
+        if (bitmap != null) {
+            imageView.setImageBitmap(bitmap);
+
+
+        } else {
+            Toast.makeText(this, "加载图片失败", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    // 从 assets 文件夹中加载图片
+    private void displayImageFromAssets(String imagePath) {
+        try {
+            // 获取 AssetManager
+            AssetManager assetManager = getAssets();
+            // 从 assets 中打开文件
+            InputStream inputStream = assetManager.open(imagePath);
+            // 将 InputStream 转换为 Bitmap
+             bitmap = BitmapFactory.decodeStream(inputStream);
+            // 显示 Bitmap
+            imageView.setImageBitmap(bitmap);
+        } catch (IOException e) {
+            e.printStackTrace();
+            Toast.makeText(this, "加载图片失败: " + e.getMessage(), Toast.LENGTH_SHORT).show(); // 显示错误信息
+        }
+    }
+
+
+    // 初始化图片的位置
+    private void onInitIm(float imW, float imH) {
+        Point screen = getScreen(); // 获取屏幕尺寸
+        float newX = screen.x / 2f - imW / 2; // 计算图片水平居中位置
+        float newY = screen.y / 2f - imH / 2; // 计算图片垂直居中位置
+        matrix.postTranslate(newX, newY); // 设置图片初始位置
+        imageView.setImageMatrix(matrix); // 应用矩阵
+
+        Log.d("---------------tt", "------startMatrix-----x=" + newX + "------y=" + newY);
+    }
+
+
+    public   Point getScreen() {
+        DisplayMetrics displayMetrics = new DisplayMetrics();
+        WindowManager windowManager = (WindowManager) getSystemService(Context.WINDOW_SERVICE);
+        windowManager.getDefaultDisplay().getMetrics(displayMetrics);
+        int width = displayMetrics.widthPixels;
+        int height = displayMetrics.heightPixels;
+        Point point = new Point();
+        point.x = width;
+        point.y = height;
+        return point;
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Category/CategoryFragment.java b/app/src/main/java/com/sketch/papertracingart/Category/CategoryFragment.java
new file mode 100644
index 0000000..bd16004
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Category/CategoryFragment.java
@@ -0,0 +1,63 @@
+package com.sketch.papertracingart.Category;
+
+import android.graphics.Typeface;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.viewpager2.widget.ViewPager2;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+
+import com.sketch.papertracingart.Utils.Names;
+import com.sketch.papertracingart.R;
+import com.google.android.material.tabs.TabLayout;
+import com.google.android.material.tabs.TabLayoutMediator;
+
+import java.util.List;
+
+public class CategoryFragment extends Fragment {
+
+    private static final List<String> categories = Names.getAllDir();
+
+    public CategoryFragment() {
+        // Required empty public constructor
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_category, container, false);
+
+        ViewPager2 viewPager = view.findViewById(R.id.main_image_view_pager);
+        TabLayout tabLayout = view.findViewById(R.id.main_image_tab);
+
+        CategoryViewPagerAdapter adapter = new CategoryViewPagerAdapter(this, categories);
+        viewPager.setAdapter(adapter);
+
+
+        new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> {
+
+            View customView = LayoutInflater.from(requireContext()).inflate(R.layout.category_tab_custom, null);
+            tab.setCustomView(customView);
+
+            TextView textView = customView.findViewById(R.id.category_tab_custom_title);
+            Typeface typeface = Typeface.createFromAsset(requireContext().getAssets(), "Inter-Medium.ttf");
+            textView.setTypeface(typeface);
+            String dir = categories.get(position);
+            textView.setText(dir.substring(dir.lastIndexOf("_") + 1));
+
+
+        }).attach();
+
+
+        return view;
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Category/CategoryViewPagerAdapter.java b/app/src/main/java/com/sketch/papertracingart/Category/CategoryViewPagerAdapter.java
new file mode 100644
index 0000000..a4f1854
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Category/CategoryViewPagerAdapter.java
@@ -0,0 +1,29 @@
+package com.sketch.papertracingart.Category;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+
+import java.util.List;
+
+public class CategoryViewPagerAdapter extends FragmentStateAdapter {
+
+    private final List<String> categories;
+
+    public CategoryViewPagerAdapter(@NonNull Fragment fragment, List<String> categories) {
+        super(fragment);
+        this.categories = categories;
+    }
+
+    @NonNull
+    @Override
+    public Fragment createFragment(int position) {
+        return ImageFragment.newInstance(categories.get(position));
+    }
+
+    @Override
+    public int getItemCount() {
+        return categories.size();
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Category/ImageFragment.java b/app/src/main/java/com/sketch/papertracingart/Category/ImageFragment.java
new file mode 100644
index 0000000..3c57f9c
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Category/ImageFragment.java
@@ -0,0 +1,89 @@
+package com.sketch.papertracingart.Category;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Utils.ItemDecoration;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ImageFragment extends Fragment {
+
+    private static final String ARG_CATEGORY = "category";
+    private String category;
+    private RecyclerView recyclerView;
+    private ImageRecyclerViewAdapter adapter;
+
+    public ImageFragment() {
+        // 必须有一个空的构造函数
+    }
+
+    public static ImageFragment newInstance(String category) {
+        ImageFragment fragment = new ImageFragment();
+        Bundle args = new Bundle();
+        args.putString(ARG_CATEGORY, category);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            category = getArguments().getString(ARG_CATEGORY);
+        }
+    }
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_image, container, false);
+        recyclerView = view.findViewById(R.id.recyclerview);
+        recyclerView.setLayoutManager(new GridLayoutManager(getContext(), 2));
+
+        List<String> imagePaths = getImagePaths(category);
+        adapter = new ImageRecyclerViewAdapter(imagePaths,requireActivity());
+        recyclerView.setAdapter(adapter);
+        ItemDecoration itemDecoration = new ItemDecoration(12, 10, 9);
+        recyclerView.addItemDecoration(itemDecoration);
+
+        return view;
+    }
+
+
+
+    @Override
+    public void onPause() {
+        super.onPause();
+
+        Log.d("-----------","-------------onPause------");
+    }
+
+    private List<String> getImagePaths(String category) {
+        List<String> imagePaths = new ArrayList<>();
+        try {
+            String[] files = requireContext().getAssets().list(category);
+            if (files != null) {
+                for (String file : files) {
+                    imagePaths.add(category + "/" + file);
+                }
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return imagePaths;
+    }
+}
+
diff --git a/app/src/main/java/com/sketch/papertracingart/Category/ImageRecyclerViewAdapter.java b/app/src/main/java/com/sketch/papertracingart/Category/ImageRecyclerViewAdapter.java
new file mode 100644
index 0000000..afc89c0
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Category/ImageRecyclerViewAdapter.java
@@ -0,0 +1,182 @@
+package com.sketch.papertracingart.Category;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.Observer;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.Camera.CameraActivity;
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Room.AppDatabase;
+import com.sketch.papertracingart.Room.FavoriteImage;
+import com.sketch.papertracingart.Room.FavoriteImageDao;
+import com.sketch.papertracingart.Utils.DiffUtilUtils;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+
+import java.util.List;
+import java.util.Objects;
+
+public class ImageRecyclerViewAdapter extends RecyclerView.Adapter<ImageRecyclerViewAdapter.ViewHolder> {
+    private List<String> imagePaths;
+
+    private List<String> imagePathsOld;
+    private final FavoriteImageDao favoriteImageDao;
+    private final Activity context;
+
+    public ImageRecyclerViewAdapter(List<String> imagePaths, Activity context) {
+        this.imagePaths = imagePaths;
+        this.context = context;
+        AppDatabase db = AppDatabase.getInstance(context);
+        this.favoriteImageDao = db.favoriteImageDao();
+    }
+
+    // 更新数据并使用 DiffUtil
+    public void updateImagePaths(List<String> newImagePaths) {
+
+        imagePathsOld = imagePaths;
+        imagePaths = newImagePaths;
+        DiffUtil.Callback diffCallback = DiffUtilUtils.createImageDiffCallback(imagePathsOld, imagePaths);
+        DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(diffCallback);
+        diffResult.dispatchUpdatesTo(this);
+    }
+
+    @NonNull
+    @Override
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+                .inflate(R.layout.item_image, parent, false);
+        return new ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
+        String imagePath = imagePaths.get(position);
+
+        Glide.with(context)
+                .load("file:///android_asset/" + imagePath)
+                .diskCacheStrategy(DiskCacheStrategy.ALL)
+                .into(holder.imageView);
+
+        holder.imageView.setOnClickListener(v -> {
+            Intent intent = new Intent(context, CameraActivity.class);
+            intent.putExtra("imagePath", imagePath);
+            context.startActivity(intent);
+        });
+
+        updateFavoriteButton(holder, imagePath);
+
+        holder.favoriteButton.setOnClickListener(v -> {
+            toggleFavorite(holder, imagePath);
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return imagePaths.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        ImageView favoriteButton;
+
+        ViewHolder(View view) {
+            super(view);
+            imageView = view.findViewById(R.id.image_view);
+            favoriteButton = view.findViewById(R.id.btn_favorite);
+        }
+    }
+
+    private static class MyDiffCallback extends DiffUtil.Callback {
+        private List<String> oldItems;
+        private List<String> newItems;
+
+        MyDiffCallback(List<String> oldItems, List<String> newItems) {
+            this.oldItems = oldItems;
+            this.newItems = newItems;
+        }
+
+        @Override
+        public int getOldListSize() {
+            return oldItems.size();
+        }
+
+        @Override
+        public int getNewListSize() {
+            return newItems.size();
+        }
+
+        @Override
+        public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
+            return Objects.equals(oldItems.get(oldItemPosition), newItems.get(newItemPosition));
+        }
+
+        @Override
+        public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
+            String newItem = newItems.get(newItemPosition);
+            String oldItem = oldItems.get(oldItemPosition);
+            return Objects.equals(oldItem, newItem);
+        }
+    }
+
+    private void updateFavoriteButton(ViewHolder holder, String imagePath) {
+        LiveData<FavoriteImage> favoriteImageLiveData = favoriteImageDao.getFavoriteImageByPath(imagePath);
+        favoriteImageLiveData.observe((LifecycleOwner) context, new Observer<FavoriteImage>() {
+            @Override
+            public void onChanged(FavoriteImage favoriteImage) {
+                boolean isFavorite = favoriteImage != null && favoriteImage.isFavorite();
+                int iconResId = isFavorite ? R.drawable.favorite : R.drawable.unfavorite;
+                holder.favoriteButton.setImageResource(iconResId);
+            }
+        });
+    }
+
+    private void toggleFavorite(ViewHolder holder, String imagePath) {
+
+        AppDatabase.getDatabaseWriteExecutor().execute(() -> {
+
+            FavoriteImage favoriteImage = favoriteImageDao.getByImagePath(imagePath);
+            context.runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    Log.d("-----------", "onChanged  favoriteImage=" + favoriteImage);
+                    if (favoriteImage != null) {
+                        removeImageFromFavorites(imagePath);
+                        holder.favoriteButton.setImageResource(R.drawable.unfavorite);
+                    } else {
+                        addImageToFavorites(imagePath);
+                        holder.favoriteButton.setImageResource(R.drawable.favorite);
+                    }
+                }
+            });
+
+        });
+
+
+
+    }
+
+    private void addImageToFavorites(String imagePath) {
+        AppDatabase.getDatabaseWriteExecutor().execute(() -> {
+            FavoriteImage favoriteImage = new FavoriteImage(true, imagePath);
+            favoriteImageDao.insert(favoriteImage);
+        });
+    }
+
+    private void removeImageFromFavorites(String imagePath) {
+        AppDatabase.getDatabaseWriteExecutor().execute(() -> {
+            favoriteImageDao.deleteByImagePath(imagePath);
+        });
+    }
+}
+
diff --git a/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteAdapter.java b/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteAdapter.java
new file mode 100644
index 0000000..a12dc55
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteAdapter.java
@@ -0,0 +1,146 @@
+package com.sketch.papertracingart.Favorite;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.Camera.CameraActivity;
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Room.AppDatabase;
+import com.sketch.papertracingart.Room.FavoriteImage;
+import com.sketch.papertracingart.Room.FavoriteImageDao;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class FavoriteAdapter extends RecyclerView.Adapter<FavoriteAdapter.ImageViewHolder> {
+
+    private List<FavoriteImage> favoriteImages;
+    private final Context context;
+    private final FavoriteImageDao favoriteImageDao;
+    private final FavoriteFragment fragment;
+
+    public FavoriteAdapter(Context context, FavoriteFragment fragment) {
+        this.context = context;
+        this.fragment = fragment;
+        this.favoriteImages = new ArrayList<>();
+        this.favoriteImageDao = AppDatabase.getInstance(context).favoriteImageDao();
+    }
+
+    @NonNull
+    @Override
+    public ImageViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_image, parent, false);
+        return new ImageViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ImageViewHolder holder, int position) {
+        FavoriteImage favoriteImage = favoriteImages.get(position);
+        String imagePath = favoriteImage.getImagePath();
+        boolean isFavorite = favoriteImage.isFavorite();
+
+        Glide.with(context)
+                .load(imagePath.startsWith("/data/user/") ? imagePath : "file:///android_asset/" + imagePath)
+                .diskCacheStrategy(DiskCacheStrategy.ALL)
+                .into(holder.imageView);
+
+        holder.favoriteButton.setImageResource(isFavorite ? R.drawable.favorite : R.drawable.unfavorite);
+
+        holder.imageView.setOnClickListener(v -> {
+            Intent intent = new Intent(context, CameraActivity.class);
+            intent.putExtra("imagePath", imagePath);
+            context.startActivity(intent);
+        });
+
+        holder.favoriteButton.setOnClickListener(v -> {
+            new CheckFavoriteTask(holder, favoriteImage).execute();
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return favoriteImages.size();
+    }
+
+    public void updateData(List<FavoriteImage> newFavoriteImages) {
+        favoriteImages = newFavoriteImages;
+        notifyDataSetChanged();
+    }
+
+    private void updateFavoriteStatus(FavoriteImage favoriteImage, boolean isFavorite) {
+        favoriteImage.setFavorite(isFavorite);
+        AsyncTask.execute(() -> {
+            if (isFavorite) {
+                // 如果是收藏，插入新的记录
+                if (favoriteImageDao.getByImagePath(favoriteImage.getImagePath()) == null) {
+                    favoriteImageDao.insert(favoriteImage);
+                } else {
+                    // 如果记录已存在，则更新状态
+                    favoriteImageDao.update(favoriteImage);
+                }
+            } else {
+                // 如果是取消收藏，删除记录
+                favoriteImageDao.delete(favoriteImage);
+            }
+            // 确保在 UI 线程中更新 RecyclerView
+            fragment.requireActivity().runOnUiThread(() -> {
+                // 刷新数据
+                fragment.refreshData();
+            });
+        });
+    }
+
+    private class CheckFavoriteTask extends AsyncTask<Void, Void, Boolean> {
+        private final ImageViewHolder holder;
+        private final FavoriteImage favoriteImage;
+
+        CheckFavoriteTask(ImageViewHolder holder, FavoriteImage favoriteImage) {
+            this.holder = holder;
+            this.favoriteImage = favoriteImage;
+        }
+
+        @Override
+        protected Boolean doInBackground(Void... voids) {
+            FavoriteImage img = favoriteImageDao.getByImagePath(favoriteImage.getImagePath());
+            return img != null && img.isFavorite();
+        }
+
+        @Override
+        protected void onPostExecute(Boolean isFavorite) {
+            if (isFavorite) {
+                updateFavoriteStatus(favoriteImage, false);
+                holder.favoriteButton.setImageResource(R.drawable.unfavorite);
+//                Toast.makeText(context, "Removed from favorites", Toast.LENGTH_SHORT).show();
+            } else {
+                updateFavoriteStatus(favoriteImage, true);
+                holder.favoriteButton.setImageResource(R.drawable.favorite);
+                Toast.makeText(context, "Added to favorites", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+    static class ImageViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        ImageView favoriteButton;
+
+        ImageViewHolder(View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.image_view);
+            favoriteButton = itemView.findViewById(R.id.btn_favorite);
+        }
+    }
+
+
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteFragment.java b/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteFragment.java
new file mode 100644
index 0000000..cf00912
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Favorite/FavoriteFragment.java
@@ -0,0 +1,82 @@
+package com.sketch.papertracingart.Favorite;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Room.AppDatabase;
+import com.sketch.papertracingart.Room.FavoriteImage;
+import com.sketch.papertracingart.Room.FavoriteImageDao;
+import com.sketch.papertracingart.Utils.ItemDecoration;
+
+import java.util.List;
+
+public class FavoriteFragment extends Fragment {
+
+    private RecyclerView recyclerView;
+    private FavoriteAdapter imageAdapter;
+    private FavoriteImageDao favoriteImageDao;
+    private ImageView back;
+    private ImageView title;
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
+                             @Nullable Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_favorite, container, false);
+
+        // 初始化 RecyclerView
+        recyclerView = view.findViewById(R.id.recycler_view);
+        recyclerView.setLayoutManager(new GridLayoutManager(getContext(), 2));
+
+        back = view.findViewById(R.id.favorite_back);
+        title = view.findViewById(R.id.favorite_title);
+
+        // 初始化数据库和 DAO
+        AppDatabase db = AppDatabase.getInstance(requireContext());
+        favoriteImageDao = db.favoriteImageDao();
+
+        // 初始化适配器
+        imageAdapter = new FavoriteAdapter(requireContext(), this);
+        recyclerView.setAdapter(imageAdapter);
+        ItemDecoration itemDecoration = new ItemDecoration(12, 10, 9);
+        recyclerView.addItemDecoration(itemDecoration);
+
+        refreshData();
+
+        return view;
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        refreshData();
+    }
+
+    public void refreshData() {
+        new Thread(() -> {
+            List<FavoriteImage> favoriteImages = favoriteImageDao.getAll();
+            requireActivity().runOnUiThread(() -> {
+                if (favoriteImages.isEmpty()) {
+                    recyclerView.setVisibility(View.GONE);
+                     back.setVisibility(View.VISIBLE); // Uncomment if you have a placeholder image
+                     title.setVisibility(View.VISIBLE); // Uncomment if you have a placeholder image
+                } else {
+                    recyclerView.setVisibility(View.VISIBLE);
+                     title.setVisibility(View.GONE); // Uncomment if you have a placeholder image
+                     back.setVisibility(View.GONE); // Uncomment if you have a placeholder image
+                }
+                imageAdapter.updateData(favoriteImages);
+            });
+        }).start();
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Import/ImportListAdapter.java b/app/src/main/java/com/sketch/papertracingart/Import/ImportListAdapter.java
new file mode 100644
index 0000000..314dd49
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Import/ImportListAdapter.java
@@ -0,0 +1,257 @@
+package com.sketch.papertracingart.Import;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.Observer;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.Camera.CameraActivity;
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Room.AppDatabase;
+import com.sketch.papertracingart.Room.FavoriteImage;
+import com.sketch.papertracingart.Room.FavoriteImageDao;
+import com.sketch.papertracingart.Utils.DiffUtilUtils;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * RecyclerView 的适配器，用于显示图片。
+ */
+public class ImportListAdapter extends RecyclerView.Adapter<ImportListAdapter.ImageViewHolder> {
+
+    private List<String> imagePaths;
+
+    private List<String> imagePathsOld;
+    private final FavoriteImageDao favoriteImageDao;
+    private final Activity context;// 图片路径列表
+
+    public ImportListAdapter(List<String> imagePaths, Activity context) {
+        this.imagePaths = imagePaths;
+        this.context = context;
+        AppDatabase db = AppDatabase.getInstance(context);
+        this.favoriteImageDao = db.favoriteImageDao(); // 初始化 DAO
+    }
+
+    // 更新数据并使用 DiffUtil
+    public void updateImagePaths(List<String> newImagePaths) {
+
+//        imagePathsOld = imagePaths;
+        imagePaths = newImagePaths;
+//        DiffUtil.Callback diffCallback = DiffUtilUtils.createImageDiffCallback(imagePathsOld, imagePaths);
+//        DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(diffCallback);
+//        diffResult.dispatchUpdatesTo(this);
+
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public ImageViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        // 创建并返回 ImageViewHolder
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_image, parent, false);
+        return new ImageViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ImageViewHolder holder, int position) {
+        String imagePath = imagePaths.get(position); // 获取当前图片的路径
+        Log.d("imagepTh","imagePath"+imagePath);
+        Log.d("imagepTh","imagePaths"+imagePath);
+        Context context = holder.imageView.getContext();
+
+        if (imagePath.startsWith("/data/user/")) {
+            Glide.with(context)
+                    .load(imagePath)
+                    .diskCacheStrategy(DiskCacheStrategy.ALL)
+                    .into(holder.imageView);
+        } else {
+            Glide.with(context)
+                    .load("file:///android_asset/" + imagePath)
+                    .diskCacheStrategy(DiskCacheStrategy.ALL)
+                    .into(holder.imageView);
+        }
+
+        holder.imageView.setOnClickListener(v -> {
+            Intent intent = new Intent(context, CameraActivity.class);
+            intent.putExtra("imagePath", imagePath);
+            context.startActivity(intent);
+        });
+
+        // 更新收藏按钮状态
+        updateFavoriteButton(holder, imagePath);
+
+        // 设置收藏按钮点击事件
+        holder.favoriteButton.setOnClickListener(v -> {
+            // 检查当前图片是否被收藏
+            new CheckFavoriteTask(holder, imagePath).execute();
+        });
+
+    }
+
+    @Override
+    public int getItemCount() {
+        return imagePaths.size(); // 返回图片的数量
+    }
+
+
+    private static class MyDiffCallback extends DiffUtil.Callback {
+        private List<String> oldItems;
+        private List<String> newItems;
+
+        MyDiffCallback(List<String> oldItems, List<String> newItems) {
+            this.oldItems = oldItems;
+            this.newItems = newItems;
+        }
+
+        @Override
+        public int getOldListSize() {
+            return oldItems.size();
+        }
+
+        @Override
+        public int getNewListSize() {
+            return newItems.size();
+        }
+
+        @Override
+        public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
+            return Objects.equals(oldItems.get(oldItemPosition), newItems.get(newItemPosition));
+        }
+
+        @Override
+        public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
+            String newItem = newItems.get(newItemPosition);
+            String oldItem = oldItems.get(oldItemPosition);
+            return Objects.equals(oldItem, newItem);
+        }
+    }
+
+
+
+    /**
+     * ViewHolder 类，用于缓存视图
+     */
+    static class ImageViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        ImageView favoriteButton;
+
+        ImageViewHolder(View view) {
+            super(view);
+            imageView = view.findViewById(R.id.image_view);
+            favoriteButton = view.findViewById(R.id.btn_favorite);
+        }
+    }
+
+    // 更新收藏按钮状态（通过异步任务）
+    private void updateFavoriteButton(ImportListAdapter.ImageViewHolder holder, String imagePath) {
+        LiveData<FavoriteImage> favoriteImageLiveData = favoriteImageDao.getFavoriteImageByPath(imagePath);
+        favoriteImageLiveData.observe((LifecycleOwner) context, new Observer<FavoriteImage>() {
+            @Override
+            public void onChanged(FavoriteImage favoriteImage) {
+                boolean isFavorite = favoriteImage != null && favoriteImage.isFavorite();
+                int iconResId = isFavorite ? R.drawable.favorite : R.drawable.unfavorite;
+                holder.favoriteButton.setImageResource(iconResId);
+            }
+        });
+    }
+
+    private void toggleFavorite(ImportListAdapter.ImageViewHolder holder, String imagePath) {
+
+        AppDatabase.getDatabaseWriteExecutor().execute(() -> {
+
+            FavoriteImage favoriteImage = favoriteImageDao.getByImagePath(imagePath);
+            context.runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+
+                    Log.d("-----------", "onChanged  favoriteImage=" + favoriteImage);
+                    if (favoriteImage != null) {
+                        removeImageFromFavorites(imagePath);
+                        holder.favoriteButton.setImageResource(R.drawable.unfavorite);
+                    } else {
+                        addImageToFavorites(imagePath);
+                        holder.favoriteButton.setImageResource(R.drawable.favorite);
+                    }
+                }
+            });
+
+        });
+
+
+
+    }
+
+    // 刷新所有图片的收藏状态
+    public void refreshFavoriteStatusImport() {
+        for (int i = 0; i < imagePaths.size(); i++) {
+            notifyItemChanged(i);
+        }
+    }
+
+    // 添加图片到收藏数据库
+    private void addImageToFavorites(String imagePath) {
+        AsyncTask.execute(() -> {
+            FavoriteImage favoriteImage = favoriteImageDao.getByImagePath(imagePath);
+            if (favoriteImage == null) {
+                favoriteImage = new FavoriteImage(true, imagePath);
+                favoriteImageDao.insert(favoriteImage); // 插入新的收藏记录
+            } else {
+                favoriteImage.setFavorite(true);
+                favoriteImageDao.update(favoriteImage); // 更新收藏状态
+            }
+        });
+    }
+
+    // 从收藏数据库中移除图片
+    private void removeImageFromFavorites(String imagePath) {
+        AppDatabase.getDatabaseWriteExecutor().execute(() -> {
+            favoriteImageDao.deleteByImagePath(imagePath);
+        });
+    }
+
+    // 异步任务：检查图片是否收藏
+    private class CheckFavoriteTask extends AsyncTask<Void, Void, Boolean> {
+        private final ImportListAdapter.ImageViewHolder holder;
+        private final String imagePath;
+
+        CheckFavoriteTask(ImportListAdapter.ImageViewHolder holder, String imagePath) {
+            this.holder = holder;
+            this.imagePath = imagePath;
+        }
+
+        @Override
+        protected Boolean doInBackground(Void... voids) {
+            FavoriteImage favoriteImage = favoriteImageDao.getByImagePath(imagePath);
+            return favoriteImage != null && favoriteImage.isFavorite();
+        }
+
+        @Override
+        protected void onPostExecute(Boolean isFavorite) {
+            if (isFavorite) {
+                // 如果已经收藏，则移除收藏
+                removeImageFromFavorites(imagePath);
+                holder.favoriteButton.setImageResource(R.drawable.unfavorite); // 更新按钮图标为未收藏状态
+            } else {
+                // 如果未收藏，则添加到收藏
+                addImageToFavorites(imagePath);
+                holder.favoriteButton.setImageResource(R.drawable.favorite); // 更新按钮图标为收藏状态
+            }
+        }
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Import/ImportListFragment.java b/app/src/main/java/com/sketch/papertracingart/Import/ImportListFragment.java
new file mode 100644
index 0000000..3f13fb4
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Import/ImportListFragment.java
@@ -0,0 +1,243 @@
+package com.sketch.papertracingart.Import;
+
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.net.Uri;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.Toast;
+
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.sketch.papertracingart.R;
+import com.sketch.papertracingart.Room.AppDatabase;
+import com.sketch.papertracingart.Room.ImageEntry;
+import com.sketch.papertracingart.Room.ImageEntryDao;
+import com.sketch.papertracingart.Utils.ItemDecoration;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 显示图片列表的 Fragment。
+ */
+public class ImportListFragment extends Fragment {
+
+    private static final int PICK_IMAGE_REQUEST_CODE = 202; // 请求码，用于标识图片选择
+
+    private ImageView btnSelectImage; // 选择图片按钮
+    private RecyclerView recyclerView; // 显示图片的 RecyclerView
+    private ImportListAdapter importListAdapter; // 图片适配器
+    private List<String> imagePaths = new ArrayList<>(); // 图片路径列表
+    private AppDatabase appDatabase; // 数据库实例
+    private ImageEntryDao imageEntryDao; // 图片条目 DAO
+    private LinearLayout linearLayout;
+
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        // 加载 Fragment 的布局
+        View view = inflater.inflate(R.layout.fragment_import_list, container, false);
+
+        // 初始化控件
+        btnSelectImage = view.findViewById(R.id.btn_select_image);
+        recyclerView = view.findViewById(R.id.recycler_view);
+
+        linearLayout = view.findViewById(R.id.empty);
+
+
+        // 设置 RecyclerView 的布局管理器和适配器
+        recyclerView.setLayoutManager(new GridLayoutManager(getContext(), 2)); // 网格布局，每行显示两个图片\
+        ItemDecoration itemDecoration = new ItemDecoration(12, 10, 9);
+        recyclerView.addItemDecoration(itemDecoration);
+        importListAdapter = new ImportListAdapter(imagePaths, requireActivity()); // 初始化适配器
+        recyclerView.setAdapter(importListAdapter); // 设置适配器
+
+        // 设置选择图片按钮的点击事件
+        btnSelectImage.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Log.d("-----------", "onClick ");
+                openImagePicker();
+            }
+        });
+
+        // 初始化数据库和 DAO
+        appDatabase = AppDatabase.getInstance(requireContext());
+        imageEntryDao = appDatabase.imageEntryDao();
+
+        // 加载图片路径
+        loadImagePaths();
+
+        return view;
+    }
+
+    /**
+     * 打开图片选择器。
+     */
+    private void openImagePicker() {
+        Intent intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+        startActivityForResult(intent, PICK_IMAGE_REQUEST_CODE); // 启动选择图片的活动
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        // 处理图片选择结果
+        if (requestCode == PICK_IMAGE_REQUEST_CODE && resultCode == getActivity().RESULT_OK && data != null) {
+            Uri selectedImageUri = data.getData(); // 获取选中的图片 URI
+            if (selectedImageUri != null) {
+                saveImageToInternalStorage(selectedImageUri); // 保存图片到内部存储
+            }
+        }
+    }
+
+    /**
+     * 将选中的图片保存到内部存储。
+     *
+     * @param uri 选中的图片 URI
+     */
+    private void saveImageToInternalStorage(Uri uri) {
+        try {
+            // 从 URI 获取输入流
+            InputStream inputStream = requireContext().getContentResolver().openInputStream(uri);
+            Bitmap bitmap = BitmapFactory.decodeStream(inputStream); // 解码图片
+
+            if (bitmap == null) {
+                Toast.makeText(getContext(), "无法加载图片", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            // 将图片保存到内部存储
+            File internalStorageDir = requireContext().getFilesDir(); // 获取内部存储目录
+            File imageFile = new File(internalStorageDir, System.currentTimeMillis() + ".jpg"); // 创建新图片文件
+            FileOutputStream outputStream = new FileOutputStream(imageFile);
+            bitmap.compress(Bitmap.CompressFormat.JPEG, 100, outputStream); // 将图片压缩并保存
+            outputStream.close();
+            inputStream.close();
+
+            String imagePath = imageFile.getAbsolutePath(); // 获取图片绝对路径
+
+            // 检查图片是否已经存在
+            new Thread(() -> {
+                if (isImageAlreadyExists(imagePath)) {
+                    requireActivity().runOnUiThread(() -> Toast.makeText(getContext(), "该图片已经存在", Toast.LENGTH_SHORT).show());
+                    imageFile.delete(); // 删除重复的文件
+                    return;
+                }
+                imagePaths.add(imagePath); // 添加图片路径到列表
+
+                requireActivity().runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+                        importListAdapter.updateImagePaths(imagePaths);
+
+                        Log.d("--------1111111---", "imagePaths= +" + imagePaths.size());
+                        setView(!imagePaths.isEmpty());
+                    }
+                }); // 更新 RecyclerView
+
+                // 将图片路径插入数据库
+                imageEntryDao.insert(new ImageEntry(imagePath));
+
+            }).start();
+
+        } catch (IOException e) {
+            e.printStackTrace();
+            Toast.makeText(getContext(), "保存图片失败: " + e.getMessage(), Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    /**
+     * 检查图片是否已经存在。
+     *
+     * @param imagePath 图片路径
+     * @return 图片是否已存在
+     */
+    private boolean isImageAlreadyExists(String imagePath) {
+        File newImageFile = new File(imagePath);
+
+        // 检查 imagePaths 列表
+        for (String path : imagePaths) {
+            File existingFile = new File(path);
+            if (filesAreIdentical(existingFile, newImageFile)) {
+                return true;
+            }
+        }
+
+        // 检查数据库
+        List<ImageEntry> imageEntries = imageEntryDao.getAllImages();
+        for (ImageEntry imageEntry : imageEntries) {
+            File existingFile = new File(imageEntry.getImagePath());
+            if (filesAreIdentical(existingFile, newImageFile)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * 比较两个文件是否相同。
+     *
+     * @param file1 文件1
+     * @param file2 文件2
+     * @return 文件是否相同
+     */
+    private boolean filesAreIdentical(File file1, File file2) {
+        if (file1.length() != file2.length()) {
+            return false; // 文件长度不同，则文件不同
+        }
+        // 可以根据需求进一步比较文件内容（例如，通过 MD5 哈希值或逐字节比较）
+        return true;
+    }
+
+    /**
+     * 加载图片路径列表。
+     */
+    private void loadImagePaths() {
+        new Thread(() -> {
+            List<ImageEntry> imageEntries = imageEntryDao.getAllImages();
+            for (ImageEntry imageEntry : imageEntries) {
+                imagePaths.add(imageEntry.getImagePath()); // 添加路径到列表
+            }
+            requireActivity().runOnUiThread(() -> {
+                importListAdapter.updateImagePaths(imagePaths);
+
+                Log.d("--------22222222---", "imagePaths= +" + imagePaths.size());
+
+                setView(!imagePaths.isEmpty());
+
+            }); // 更新 RecyclerView
+        }).start();
+    }
+
+
+
+
+
+
+    private void setView(Boolean hasData) {
+        if (hasData) {
+            recyclerView.setVisibility(View.VISIBLE);
+            linearLayout.setVisibility(View.GONE);
+        } else {
+            recyclerView.setVisibility(View.GONE);
+            linearLayout.setVisibility(View.VISIBLE);
+        }
+
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Main/MainActivity.java b/app/src/main/java/com/sketch/papertracingart/Main/MainActivity.java
new file mode 100644
index 0000000..0215795
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Main/MainActivity.java
@@ -0,0 +1,159 @@
+package com.sketch.papertracingart.Main;
+
+import android.content.Intent;
+import android.graphics.Typeface;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.content.ContextCompat;
+import androidx.viewpager2.widget.ViewPager2;
+
+import com.sketch.papertracingart.Setting.SettingActivity;
+import com.sketch.papertracingart.R;
+import com.google.android.material.tabs.TabLayout;
+import com.google.android.material.tabs.TabLayoutMediator;
+
+public class MainActivity extends AppCompatActivity {
+
+    private ViewPager2 viewPager2;
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.activity_main);
+
+
+        ImageView setting = findViewById(R.id.setting);
+        TextView title = findViewById(R.id.paper_traci);
+        //设置字体
+        Typeface typeface = Typeface.createFromAsset(getAssets(), "Inter-Medium.ttf");
+        title.setTypeface(typeface);
+
+
+        viewPager2 = findViewById(R.id.main_view_pager);
+        TabLayout tabLayout = findViewById(R.id.main_tab);
+
+        MainViewPagerAdapter adapter = new MainViewPagerAdapter(this);
+        viewPager2.setAdapter(adapter);
+
+        setting.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(MainActivity.this, SettingActivity.class);
+                startActivity(intent);
+            }
+        });
+
+        // 禁用滑动事件
+        viewPager2.setUserInputEnabled(false); //true:滑动，false：禁止滑动
+
+
+        //关联tabLayout和viewpager2，设置tabLayout标签样式
+        new TabLayoutMediator(tabLayout, viewPager2, (tab, position) -> {
+            View customView = LayoutInflater.from(this).inflate(R.layout.main_tab_custom, null);
+            tab.setCustomView(customView);
+
+            View root = customView.findViewById(R.id.main_tab_root);
+            ImageView tabIcon = customView.findViewById(R.id.main_custom_image);
+            TextView textView = customView.findViewById(R.id.main_custom_text);
+            //设置字体
+            textView.setTypeface(typeface);
+
+            if (tabIcon != null) {
+                if (position == 0) {
+                    tabIcon.setImageResource(R.drawable.main_select_draw);
+                    textView.setText(getString(R.string.main_draw));
+                    textView.setTextColor(ContextCompat.getColor(this, R.color.white));
+                } else if (position == 1) {
+                    tabIcon.setImageResource(R.drawable.unimport);
+                    textView.setText(getString(R.string.import_photo));
+                    textView.setTextColor(ContextCompat.getColor(this, R.color.main_title));
+                    root.setBackgroundResource(R.drawable.main_tab_white);
+                } else {
+                    tabIcon.setImageResource(R.drawable.main_unselect_setting);
+                    textView.setText(getString(R.string.favorite));
+                    textView.setTextColor(ContextCompat.getColor(this, R.color.main_title));
+                    root.setBackgroundResource(R.drawable.main_tab_white);
+                }
+            }
+        }).attach();
+
+
+        //设置标签选中事件
+        tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
+            @Override
+            public void onTabSelected(TabLayout.Tab tab) {
+                View customView = tab.getCustomView();
+                if (customView != null) {
+                    View root = customView.findViewById(R.id.main_tab_root);
+                    ImageView tabIcon = customView.findViewById(R.id.main_custom_image);
+                    TextView textView = customView.findViewById(R.id.main_custom_text);
+                    Typeface typeface = Typeface.createFromAsset(getAssets(), "Inter-Medium.ttf");
+                    textView.setTypeface(typeface);
+                    if (tabIcon != null) {
+                        if (tab.getPosition() == 0) {
+                            tabIcon.setImageResource(R.drawable.main_select_draw);
+                            textView.setText(getString(R.string.main_draw));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.white));
+                            root.setBackgroundResource(R.drawable.main_tab);
+                        } else if (tab.getPosition() == 1) {
+                            tabIcon.setImageResource(R.drawable.import_photo);
+                            textView.setText(getString(R.string.import_photo));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.white));
+                            root.setBackgroundResource(R.drawable.main_tab);
+                        } else {
+                            tabIcon.setImageResource(R.drawable.main_select_setting);
+                            textView.setText(getString(R.string.favorite));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.white));
+                            root.setBackgroundResource(R.drawable.main_tab);
+                        }
+                    }
+                }
+            }
+
+            @Override
+            public void onTabUnselected(TabLayout.Tab tab) {
+                View customView = tab.getCustomView();
+                if (customView != null) {
+                    View root = customView.findViewById(R.id.main_tab_root);
+                    ImageView tabIcon = customView.findViewById(R.id.main_custom_image);
+                    TextView textView = customView.findViewById(R.id.main_custom_text);
+                    Typeface typeface = Typeface.createFromAsset(getAssets(), "Inter-Medium.ttf");
+                    textView.setTypeface(typeface);
+                    if (tabIcon != null) {
+                        if (tab.getPosition() == 0) {
+                            tabIcon.setImageResource(R.drawable.main_unselect_draw);
+                            textView.setText(getString(R.string.main_draw));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.main_title));
+                            root.setBackgroundResource(R.drawable.main_tab_white);
+                        } else if (tab.getPosition() == 1) {
+                            tabIcon.setImageResource(R.drawable.unimport);
+                            textView.setText(getString(R.string.import_photo));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.main_title));
+                            root.setBackgroundResource(R.drawable.main_tab_white);
+                        } else {
+                            tabIcon.setImageResource(R.drawable.main_unselect_setting);
+                            textView.setText(getString(R.string.favorite));
+                            textView.setTextColor(ContextCompat.getColor(MainActivity.this, R.color.main_title));
+                            root.setBackgroundResource(R.drawable.main_tab_white);
+                        }
+                    }
+                }
+            }
+
+            @Override
+            public void onTabReselected(TabLayout.Tab tab) {
+                // 处理Tab重新选中事件
+            }
+        });
+
+
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/sketch/papertracingart/Main/MainViewPagerAdapter.java b/app/src/main/java/com/sketch/papertracingart/Main/MainViewPagerAdapter.java
new file mode 100644
index 0000000..17bcabe
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Main/MainViewPagerAdapter.java
@@ -0,0 +1,36 @@
+package com.sketch.papertracingart.Main;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+
+import com.sketch.papertracingart.Category.CategoryFragment;
+import com.sketch.papertracingart.Favorite.FavoriteFragment;
+import com.sketch.papertracingart.Import.ImportListFragment;
+
+
+public class MainViewPagerAdapter extends FragmentStateAdapter {
+    public MainViewPagerAdapter(@NonNull FragmentActivity fragmentActivity) {
+        super(fragmentActivity);
+    }
+
+    @NonNull
+    @Override
+    public Fragment createFragment(int position) {
+
+        if (position == 0) {
+            return new CategoryFragment();
+        } else if(position==1){
+            return new ImportListFragment();
+        }else {
+            return new FavoriteFragment();
+        }
+
+    }
+
+    @Override
+    public int getItemCount() {
+        return 3;
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/MyApp.java b/app/src/main/java/com/sketch/papertracingart/MyApp.java
new file mode 100644
index 0000000..9cc066d
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/MyApp.java
@@ -0,0 +1,23 @@
+package com.sketch.papertracingart;
+
+import android.app.Application;
+import android.media.audiofx.EnvironmentalReverb;
+
+public class MyApp extends Application {
+
+    public static MyApp myApp;
+
+    public static final int DB_Version= 1;
+
+    public static String DB_NAme= "image_database";
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        myApp = this;
+
+
+    }
+
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Room/AppDatabase.java b/app/src/main/java/com/sketch/papertracingart/Room/AppDatabase.java
new file mode 100644
index 0000000..9dcfe12
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Room/AppDatabase.java
@@ -0,0 +1,38 @@
+package com.sketch.papertracingart.Room;
+
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
+import android.content.Context;
+
+import com.sketch.papertracingart.MyApp;
+
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+@Database(entities = {ImageEntry.class, FavoriteImage.class}, version = MyApp.DB_Version, exportSchema = false)
+public abstract class AppDatabase extends RoomDatabase {
+
+    public abstract ImageEntryDao imageEntryDao();
+    public abstract FavoriteImageDao favoriteImageDao();
+
+    private static volatile AppDatabase INSTANCE;
+    private static final ExecutorService databaseWriteExecutor = Executors.newFixedThreadPool(4);
+
+    public static AppDatabase getInstance(Context context) {
+        if (INSTANCE == null) {
+            synchronized (AppDatabase.class) {
+                if (INSTANCE == null) {
+                    INSTANCE = Room.databaseBuilder(context.getApplicationContext(),
+                                    AppDatabase.class, MyApp.DB_NAme)
+                            .build();
+                }
+            }
+        }
+        return INSTANCE;
+    }
+
+    public static ExecutorService getDatabaseWriteExecutor() {
+        return databaseWriteExecutor;
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImage.java b/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImage.java
new file mode 100644
index 0000000..f42cb2a
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImage.java
@@ -0,0 +1,48 @@
+package com.sketch.papertracingart.Room;
+
+import androidx.room.ColumnInfo;
+import androidx.room.Entity;
+import androidx.room.PrimaryKey;
+
+import java.io.Serializable;
+
+@Entity(tableName = "favorite_images")
+public class FavoriteImage implements Serializable {
+    @PrimaryKey(autoGenerate = true)
+    private int id;
+
+    @ColumnInfo(name = "image_path")
+    private String imagePath;
+
+    @ColumnInfo(name = "is_favorite")
+    private boolean isFavorite;  // 新字段：收藏状态
+
+    public FavoriteImage(boolean isFavorite, String imagePath) {
+        this.isFavorite = isFavorite;
+        this.imagePath = imagePath;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getImagePath() {
+        return imagePath;
+    }
+
+    public void setImagePath(String imagePath) {
+        this.imagePath = imagePath;
+    }
+
+    public boolean isFavorite() {
+        return isFavorite;
+    }
+
+    public void setFavorite(boolean favorite) {
+        isFavorite = favorite;
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImageDao.java b/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImageDao.java
new file mode 100644
index 0000000..bad8460
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Room/FavoriteImageDao.java
@@ -0,0 +1,63 @@
+package com.sketch.papertracingart.Room;
+
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Delete;
+import androidx.room.Insert;
+import androidx.room.Query;
+import androidx.room.Update;
+
+import java.util.List;
+
+@Dao
+public interface FavoriteImageDao {
+
+    @Insert
+    void insert(FavoriteImage favoriteImage);
+
+    @Insert
+    void insertAll(List<FavoriteImage> favoriteImages);
+
+    @Query("SELECT * FROM favorite_images")
+    List<FavoriteImage> getAll();
+
+    @Query("SELECT image_path FROM favorite_images")
+    List<String> getAllImagePaths();
+
+    @Query("SELECT * FROM favorite_images WHERE image_path = :imageUrl")
+    FavoriteImage getByImagePath(String imageUrl);
+
+    @Query("SELECT * FROM favorite_images WHERE is_favorite = 1")
+    List<FavoriteImage> getAllFavorites();
+
+    @Query("SELECT * FROM favorite_images WHERE image_path = :imageUrl")
+    LiveData<FavoriteImage> getFavoriteImageByPath(String imageUrl);
+
+    @Query("SELECT * FROM favorite_images WHERE is_favorite = 1")
+    LiveData<List<FavoriteImage>> getAllFavoriteImages();
+
+    @Update
+    void update(FavoriteImage favoriteImage);
+
+    @Update
+    void updateAll(List<FavoriteImage> favoriteImages);
+
+    @Delete
+    void delete(FavoriteImage favoriteImage);
+
+    @Delete
+    void deleteAll(List<FavoriteImage> favoriteImages);
+
+    @Query("DELETE FROM favorite_images WHERE image_path = :imageUrl")
+    void deleteByImagePath(String imageUrl);
+
+    @Query("SELECT COUNT(*) FROM favorite_images WHERE is_favorite = 1")
+    int getFavoriteCount();
+
+    @Query("SELECT * FROM favorite_images LIMIT :limit OFFSET :offset")
+    List<FavoriteImage> getPaginated(int limit, int offset);
+
+    @Query("SELECT * FROM favorite_images ORDER BY image_path ASC")
+    List<FavoriteImage> getAllSortedByImagePath();
+}
+
diff --git a/app/src/main/java/com/sketch/papertracingart/Room/ImageEntry.java b/app/src/main/java/com/sketch/papertracingart/Room/ImageEntry.java
new file mode 100644
index 0000000..d5f22c6
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Room/ImageEntry.java
@@ -0,0 +1,31 @@
+package com.sketch.papertracingart.Room;
+
+import androidx.room.Entity;
+import androidx.room.PrimaryKey;
+
+@Entity(tableName = "image_entry")
+public class ImageEntry {
+    @PrimaryKey(autoGenerate = true)
+    private int id;
+    private String imagePath;
+
+    public ImageEntry(String imagePath) {
+        this.imagePath = imagePath;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getImagePath() {
+        return imagePath;
+    }
+
+    public void setImagePath(String imagePath) {
+        this.imagePath = imagePath;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/sketch/papertracingart/Room/ImageEntryDao.java b/app/src/main/java/com/sketch/papertracingart/Room/ImageEntryDao.java
new file mode 100644
index 0000000..89e50cb
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Room/ImageEntryDao.java
@@ -0,0 +1,23 @@
+package com.sketch.papertracingart.Room;
+
+import androidx.room.Dao;
+import androidx.room.Delete;
+import androidx.room.Insert;
+import androidx.room.Query;
+
+import java.util.List;
+
+@Dao
+public interface ImageEntryDao {
+    @Insert
+    void insert(ImageEntry imageEntry);
+
+    @Delete
+    void delete(ImageEntry imageEntry);
+
+    @Query("SELECT * FROM image_entry")
+    List<ImageEntry> getAllImages();
+
+    @Query("SELECT * FROM image_entry WHERE imagePath = :imagePath LIMIT 1")
+    ImageEntry findByPath(String imagePath);
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Setting/PrivacyActivity.java b/app/src/main/java/com/sketch/papertracingart/Setting/PrivacyActivity.java
new file mode 100644
index 0000000..87d642a
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Setting/PrivacyActivity.java
@@ -0,0 +1,31 @@
+package com.sketch.papertracingart.Setting;
+
+import android.os.Bundle;
+import android.webkit.WebView;
+import android.webkit.WebViewClient;
+import android.widget.ImageView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.sketch.papertracingart.R;
+
+
+public class PrivacyActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.activity_privacy);
+
+        WebView webView = findViewById(R.id.webview);
+        ImageView back = findViewById(R.id.btn_back);
+        // 设置WebView的客户端
+        webView.setWebViewClient(new WebViewClient());
+
+        back.setOnClickListener(v -> finish());
+
+        webView.loadUrl("file:///android_asset/privacy.html");
+
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/sketch/papertracingart/Setting/SettingActivity.java b/app/src/main/java/com/sketch/papertracingart/Setting/SettingActivity.java
new file mode 100644
index 0000000..1d95976
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Setting/SettingActivity.java
@@ -0,0 +1,107 @@
+package com.sketch.papertracingart.Setting;
+
+import android.content.Intent;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.graphics.Typeface;
+import android.net.Uri;
+import android.os.Bundle;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.util.Log;
+import android.view.View;
+import android.widget.TextView;
+
+import com.sketch.papertracingart.R;
+
+
+public class SettingActivity extends AppCompatActivity {
+
+    private PackageInfo packageInfo;
+
+    private String format;
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_setting);
+
+        TextView textView1 = findViewById(R.id.privacy_text);
+        TextView textView2 = findViewById(R.id.version_text);
+        TextView textView3 = findViewById(R.id.share_text);
+        TextView textView4 = findViewById(R.id.rate_text);
+        TextView version = findViewById(R.id.text_version);
+        View privacy = findViewById(R.id.privacy);
+        View share = findViewById(R.id.share);
+        View rate = findViewById(R.id.rate);
+
+
+        Typeface typeface = Typeface.createFromAsset(getAssets(), "Inter-Medium.ttf");
+        textView1.setTypeface(typeface);
+        textView2.setTypeface(typeface);
+        textView3.setTypeface(typeface);
+        textView4.setTypeface(typeface);
+
+        try {
+            packageInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
+            String versionName = packageInfo.versionName;
+             format = String.format(getString(R.string.gp), packageInfo.packageName);
+            version.setText(versionName);
+        } catch (PackageManager.NameNotFoundException e) {
+            e.printStackTrace();
+            version.setText("1.0.0");
+            format = String.format(getString(R.string.gp), "com.sketch.papertracingart");
+        }
+
+        Log.d("----------------","---------format"+format);
+
+
+        privacy.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                Intent intent = new Intent(SettingActivity.this, PrivacyActivity.class);
+                startActivity(intent);
+
+            }
+        });
+
+        share.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                shareString(format);
+
+            }
+        });
+
+
+        rate.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Uri uri = Uri.parse(format);
+                Intent intent = new Intent(Intent.ACTION_VIEW, uri);
+                startActivity(intent);
+
+
+            }
+        });
+
+    }
+
+
+    /**
+     * 分享纯文本
+     *
+     * @param content 内容
+     */
+    public void shareString(String content) {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, content);//分享的文本内容
+        sendIntent.setType("text/plain");
+        startActivity(Intent.createChooser(sendIntent, "Share to"));
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/sketch/papertracingart/Splash/SplashActivity.java b/app/src/main/java/com/sketch/papertracingart/Splash/SplashActivity.java
new file mode 100644
index 0000000..a8ad4da
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Splash/SplashActivity.java
@@ -0,0 +1,58 @@
+package com.sketch.papertracingart.Splash;
+
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.CountDownTimer;
+import android.os.Handler;
+import android.os.Looper;
+import android.widget.ProgressBar;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.sketch.papertracingart.Main.MainActivity;
+import com.sketch.papertracingart.R;
+
+public class SplashActivity extends AppCompatActivity {
+
+    private static final int SPLASH_TIME_OUT = 1500;
+    private ProgressBar progressBar;
+
+    private CountDownTimer countDownTimer;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_splash);
+
+
+
+        progressBar = findViewById(R.id.progress_bar);
+        countDownTimer = new CountDownTimer(SPLASH_TIME_OUT, 100) {
+
+            @Override
+            public void onTick(long millisUntilFinished) {
+
+                float v = 100 - (float) millisUntilFinished / SPLASH_TIME_OUT * 100;
+                int v1 = (int) v;
+                progressBar.setProgress(v1);
+
+            }
+
+            @Override
+            public void onFinish() {
+                progressBar.setProgress(100);
+                Intent intent = new Intent(SplashActivity.this, MainActivity.class);
+                startActivity(intent);
+                finish();
+            }
+        };
+
+        countDownTimer.start();
+
+
+
+
+
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Utils/DiffUtilUtils.java b/app/src/main/java/com/sketch/papertracingart/Utils/DiffUtilUtils.java
new file mode 100644
index 0000000..1fe159a
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Utils/DiffUtilUtils.java
@@ -0,0 +1,39 @@
+package com.sketch.papertracingart.Utils;
+
+import androidx.recyclerview.widget.DiffUtil;
+
+import java.util.List;
+
+public class DiffUtilUtils {
+
+    /**
+     * 创建一个 DiffUtil.Callback 实例
+     *
+     * @param oldList 旧数据列表
+     * @param newList 新数据列表
+     * @return DiffUtil.Callback 实例
+     */
+    public static DiffUtil.Callback createImageDiffCallback(List<String> oldList, List<String> newList) {
+        return new DiffUtil.Callback() {
+            @Override
+            public int getOldListSize() {
+                return oldList.size();
+            }
+
+            @Override
+            public int getNewListSize() {
+                return newList.size();
+            }
+
+            @Override
+            public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
+                return oldList.get(oldItemPosition).equals(newList.get(newItemPosition));
+            }
+
+            @Override
+            public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
+                return oldList.get(oldItemPosition).equals(newList.get(newItemPosition));
+            }
+        };
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Utils/ItemDecoration.java b/app/src/main/java/com/sketch/papertracingart/Utils/ItemDecoration.java
new file mode 100644
index 0000000..fce76f5
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Utils/ItemDecoration.java
@@ -0,0 +1,75 @@
+package com.sketch.papertracingart.Utils;
+
+import android.graphics.Rect;
+import android.view.View;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.StaggeredGridLayoutManager;
+
+import com.sketch.papertracingart.MyApp;
+
+public class ItemDecoration extends RecyclerView.ItemDecoration {
+
+    private int v, h, ex;
+
+    public ItemDecoration(int v, int h, int ex) {
+        this.v = Math.round(dpToPx(v));
+        this.h = Math.round(dpToPx(h));
+        this.ex = Math.round(dpToPx(ex));
+    }
+
+    @Override
+    public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
+        super.getItemOffsets(outRect, view, parent, state);
+        int spanCount = 1;
+        int spanSize = 1;
+        int spanIndex = 0;
+
+        int childAdapterPosition = parent.getChildAdapterPosition(view);
+        RecyclerView.LayoutManager layoutManager = parent.getLayoutManager();
+        if (layoutManager instanceof StaggeredGridLayoutManager) {
+            StaggeredGridLayoutManager staggeredGridLayoutManager = (StaggeredGridLayoutManager) layoutManager;
+            StaggeredGridLayoutManager.LayoutParams layoutParams = (StaggeredGridLayoutManager.LayoutParams) view.getLayoutParams();
+            spanCount = staggeredGridLayoutManager.getSpanCount();
+            if (layoutParams.isFullSpan()) {
+                spanSize = spanCount;
+            }
+            spanIndex = layoutParams.getSpanIndex();
+        } else if (layoutManager instanceof GridLayoutManager) {
+            GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
+            GridLayoutManager.LayoutParams layoutParams = (GridLayoutManager.LayoutParams) view.getLayoutParams();
+            spanCount = gridLayoutManager.getSpanCount();
+            spanSize = gridLayoutManager.getSpanSizeLookup().getSpanSize(childAdapterPosition);
+            spanIndex = layoutParams.getSpanIndex();
+        } else if (layoutManager instanceof LinearLayoutManager) {
+            outRect.left = v;
+            outRect.right = v;
+            outRect.bottom = h;
+        }
+
+        if (spanSize == spanCount) {
+            outRect.left = v + ex;
+            outRect.right = v + ex;
+            outRect.bottom = h;
+
+        } else {
+            int itemAllSpacing = (v * (spanCount + 1) + ex * 2) / spanCount;
+            int left = v * (spanIndex + 1) - itemAllSpacing * spanIndex + ex;
+            int right = itemAllSpacing - left;
+            outRect.left = left;
+            outRect.right = right;
+            outRect.bottom = h;
+
+        }
+
+    }
+
+
+    public static float dpToPx(float dpValue) {
+        float density = MyApp.myApp.getResources().getDisplayMetrics().density;
+        return density * dpValue + 0.5f;
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Utils/Names.java b/app/src/main/java/com/sketch/papertracingart/Utils/Names.java
new file mode 100644
index 0000000..24b0163
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Utils/Names.java
@@ -0,0 +1,49 @@
+package com.sketch.papertracingart.Utils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Names {
+
+    public static String Class_Animals = "png_Animals";
+    public static String Class_birds = "png_Birds";
+    public static String Class_butterfly = "png_Butterfly";
+    public static String Class_cafe = "png_Cafe";
+    public static String Class_cartoons = "png_Cartoons";
+    public static String Class_christmas = "png_Christmas";
+    public static String Class_festivals = "png_Festivals";
+    public static String Class_flowers = "png_Flowers";
+    public static String Class_fruits = "png_Fruits";
+    public static String Class_general = "png_General";
+
+    public static String Class_mehndi = "png_Mehndi";
+    public static String Class_nature = "png_Nature";
+    public static String Class_properties = "png_Properties";
+    public static String Class_rangoli = "png_Rangoli";
+    public static String Class_sports = "png_Sports";
+    public static String Class_vehicles = "png_Vehicles";
+
+    public static List<String> getAllDir() {
+        ArrayList<String> list = new ArrayList<>();
+        list.add(Class_Animals);
+        list.add(Class_birds);
+        list.add(Class_butterfly);
+        list.add(Class_cafe);
+        list.add(Class_cartoons);
+        list.add(Class_christmas);
+        list.add(Class_festivals);
+        list.add(Class_flowers);
+        list.add(Class_fruits);
+        list.add(Class_general);
+        list.add(Class_mehndi);
+        list.add(Class_nature);
+        list.add(Class_properties);
+        list.add(Class_rangoli);
+        list.add(Class_sports);
+        list.add(Class_vehicles);
+        return list;
+
+
+    }
+
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Utils/PermissionUtils.java b/app/src/main/java/com/sketch/papertracingart/Utils/PermissionUtils.java
new file mode 100644
index 0000000..764bd3a
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Utils/PermissionUtils.java
@@ -0,0 +1,42 @@
+package com.sketch.papertracingart.Utils;
+
+import android.Manifest;
+import android.app.Activity;
+import android.content.pm.PackageManager;
+import android.os.Build;
+
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
+public class PermissionUtils {
+
+    public static boolean hasPermissions(Activity activity, String[] permissions) {
+        for (String permission : permissions) {
+            if (ContextCompat.checkSelfPermission(activity, permission) != PackageManager.PERMISSION_GRANTED) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public static void requestPermissions(Activity activity, String[] permissions, int requestCode) {
+        ActivityCompat.requestPermissions(activity, permissions, requestCode);
+    }
+
+    public static boolean handlePermissionsResult(int[] grantResults) {
+        for (int result : grantResults) {
+            if (result != PackageManager.PERMISSION_GRANTED) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public static String[] getStoragePermissions() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            return new String[]{Manifest.permission.READ_MEDIA_IMAGES};
+        } else {
+            return new String[]{Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE};
+        }
+    }
+}
diff --git a/app/src/main/java/com/sketch/papertracingart/Utils/Tracing.java b/app/src/main/java/com/sketch/papertracingart/Utils/Tracing.java
new file mode 100644
index 0000000..793c185
--- /dev/null
+++ b/app/src/main/java/com/sketch/papertracingart/Utils/Tracing.java
@@ -0,0 +1,13 @@
+package com.sketch.papertracingart.Utils;
+
+import android.view.MotionEvent;
+
+public class Tracing {
+
+    public static float getDistance(MotionEvent event) {
+        float dx = event.getX(1) - event.getX(0);
+        float dy = event.getY(1) - event.getY(0);
+        return (float) Math.sqrt(dx * dx + dy * dy);
+    }
+
+}
diff --git a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/back.xml b/app/src/main/res/drawable/back.xml
new file mode 100644
index 0000000..0ed2b3b
--- /dev/null
+++ b/app/src/main/res/drawable/back.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="12dp"
+    android:height="20dp"
+    android:viewportWidth="12"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M10.238,19.489C10.012,19.489 9.787,19.414 9.637,19.227L1.162,10.602C0.825,10.264 0.825,9.739 1.162,9.402L9.637,0.777C9.975,0.439 10.5,0.439 10.837,0.777C11.175,1.114 11.175,1.639 10.837,1.977L2.962,10.002L10.875,18.027C11.212,18.364 11.212,18.889 10.875,19.227C10.65,19.377 10.462,19.489 10.238,19.489Z"
+      android:fillColor="#ffffff"/>
+</vector>
diff --git a/app/src/main/res/drawable/category_text_coloer.xml b/app/src/main/res/drawable/category_text_coloer.xml
new file mode 100644
index 0000000..4b08dd5
--- /dev/null
+++ b/app/src/main/res/drawable/category_text_coloer.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:color="@color/category_title" android:state_selected="true"/>
+    <item android:color="@color/main_title"/>
+</selector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/favorite.xml b/app/src/main/res/drawable/favorite.xml
new file mode 100644
index 0000000..63a921a
--- /dev/null
+++ b/app/src/main/res/drawable/favorite.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M19.991,7.046C19.991,3.719 17.38,1.012 14.175,1.012C12.592,1.012 11.094,1.695 10.013,2.86C8.93,1.695 7.43,1.012 5.85,1.012C2.644,1.012 0.034,3.718 0.034,7.046C0.034,7.158 0.045,7.257 0.054,7.339C0.052,7.366 0.051,7.393 0.051,7.421C0.051,8.01 0.193,8.657 0.475,9.345C0.483,9.37 0.492,9.394 0.503,9.416C2.275,13.667 9.096,18.557 9.386,18.782C9.566,18.92 9.781,18.989 9.996,18.989C10.215,18.989 10.431,18.917 10.612,18.776C10.861,18.582 16.679,14.394 18.988,10.432C19.076,10.299 19.142,10.169 19.2,10.057C19.218,10.022 19.234,9.986 19.253,9.952L19.261,9.935C19.268,9.922 19.277,9.907 19.286,9.895C19.424,9.626 19.534,9.376 19.622,9.132C19.862,8.504 19.979,7.945 19.979,7.423C19.979,7.382 19.978,7.347 19.975,7.317C19.982,7.248 19.991,7.156 19.991,7.046Z"
+      android:fillColor="#F23759"/>
+</vector>
diff --git a/app/src/main/res/drawable/frame.xml b/app/src/main/res/drawable/frame.xml
new file mode 100644
index 0000000..8e3e1ce
--- /dev/null
+++ b/app/src/main/res/drawable/frame.xml
@@ -0,0 +1,37 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="220dp"
+    android:height="50dp"
+    android:viewportWidth="220"
+    android:viewportHeight="50">
+  <path
+      android:pathData="M25,0L195,0A25,25 0,0 1,220 25L220,25A25,25 0,0 1,195 50L25,50A25,25 0,0 1,0 25L0,25A25,25 0,0 1,25 0z"
+      android:fillColor="#ffffff"/>
+  <path
+      android:pathData="M25,0L195,0A25,25 0,0 1,220 25L220,25A25,25 0,0 1,195 50L25,50A25,25 0,0 1,0 25L0,25A25,25 0,0 1,25 0z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startX="10.48"
+          android:startY="-1.49"
+          android:endX="70.83"
+          android:endY="118.96"
+          android:type="linear">
+        <item android:offset="0" android:color="#FF4891FF"/>
+        <item android:offset="1" android:color="#FF6CE89E"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <group>
+    <clip-path
+        android:pathData="M40,15h20v20h-20z"/>
+    <path
+        android:pathData="M48.33,26.67H50M50,26.67H51.67M50,26.67V28.33M50,26.67V25M58.33,24.83C58.33,22.64 58.33,21.54 57.69,20.83C57.63,20.76 57.57,20.7 57.51,20.64C56.79,20 55.7,20 53.5,20H53.19C52.23,20 51.75,20 51.3,19.87C51.05,19.8 50.82,19.7 50.59,19.58C50.19,19.35 49.85,19.01 49.17,18.33L48.71,17.88C48.48,17.65 48.37,17.53 48.25,17.43C47.73,17.01 47.1,16.74 46.43,16.68C46.28,16.67 46.11,16.67 45.79,16.67C45.06,16.67 44.69,16.67 44.38,16.73C43.72,16.85 43.12,17.17 42.64,17.64C42.17,18.12 41.85,18.72 41.73,19.38C41.67,19.69 41.67,20.06 41.67,20.79M58.33,28.33C58.3,30.4 58.14,31.57 57.36,32.36C56.38,33.33 54.81,33.33 51.67,33.33H48.33C45.19,33.33 43.62,33.33 42.64,32.36C41.67,31.38 41.67,29.81 41.67,26.67V24.17"
+        android:strokeWidth="1.66667"
+        android:fillColor="#00000000"
+        android:strokeColor="#ffffff"
+        android:strokeLineCap="round"/>
+  </group>
+  <path
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178.08,23.73Z"
+      android:fillColor="#ffffff"/>
+</vector>
diff --git a/app/src/main/res/drawable/ic_launcher_background.xml b/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..ca3826a
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector
+    android:height="108dp"
+    android:width="108dp"
+    android:viewportHeight="108"
+    android:viewportWidth="108"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#3DDC84"
+          android:pathData="M0,0h108v108h-108z"/>
+    <path android:fillColor="#00000000" android:pathData="M9,0L9,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,0L19,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,0L29,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,0L39,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,0L49,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,0L59,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,0L69,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,0L79,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M89,0L89,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M99,0L99,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,9L108,9"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,19L108,19"
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+    <path android:fillColor="#00000000" android:pathData="M0,29L108,29"
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+    <path android:fillColor="#00000000" android:pathData="M0,39L108,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,49L108,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,59L108,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,69L108,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,79L108,79"
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+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,19L79,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+</vector>
diff --git a/app/src/main/res/drawable/import_photo.xml b/app/src/main/res/drawable/import_photo.xml
new file mode 100644
index 0000000..5738a58
--- /dev/null
+++ b/app/src/main/res/drawable/import_photo.xml
@@ -0,0 +1,23 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="32"
+    android:viewportHeight="32">
+  <path
+      android:pathData="M16,6H12.533C9.546,6 8.053,6 6.912,6.581C5.909,7.093 5.093,7.909 4.581,8.912C4,10.053 4,11.546 4,14.533V19.467C4,22.454 4,23.947 4.581,25.088C5.093,26.091 5.909,26.907 6.912,27.419C8.053,28 9.546,28 12.533,28H20.445C22.513,28 23.547,28 24.381,27.717C25.951,27.184 27.184,25.951 27.717,24.381C28,23.547 28,22.513 28,20.445C28,19.142 28,18.491 27.806,18.084C27.439,17.31 26.621,16.857 25.77,16.955C25.322,17.007 24.77,17.352 23.665,18.042L19.852,20.426C18.345,21.368 16.407,21.247 15.028,20.127C13.326,18.744 10.841,18.922 9.353,20.534L8,22"
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+      android:strokeColor="#ffffff"
+      android:strokeLineCap="round"/>
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+</vector>
diff --git a/app/src/main/res/drawable/light.xml b/app/src/main/res/drawable/light.xml
new file mode 100644
index 0000000..338a45f
--- /dev/null
+++ b/app/src/main/res/drawable/light.xml
@@ -0,0 +1,28 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="25dp"
+    android:height="24dp"
+    android:viewportWidth="25"
+    android:viewportHeight="24">
+  <group>
+    <clip-path
+        android:pathData="M0.5,0h24v24h-24z"/>
+    <path
+        android:pathData="M16.85,8.213C15.575,7.013 13.925,6.413 12.125,6.525C8.862,6.713 6.275,9.413 6.237,12.638C6.2,14.7 7.175,16.575 8.787,17.738V20.438C8.787,21.825 9.912,22.913 11.3,22.913H13.625C15.012,22.913 16.138,21.788 16.138,20.438V17.775C17.788,16.613 18.763,14.738 18.763,12.713C18.8,11.025 18.087,9.413 16.85,8.213ZM13.663,21.263H11.337C10.887,21.263 10.512,20.888 10.512,20.475V18.188H14.525V20.475C14.488,20.888 14.113,21.263 13.663,21.263ZM15.087,16.463H13.325V15.45C13.325,15 12.95,14.588 12.462,14.588C12.012,14.588 11.6,14.963 11.6,15.45V16.463H9.875C8.6,15.6 7.85,14.213 7.887,12.638C7.925,10.275 9.8,8.325 12.2,8.175C12.275,8.175 12.387,8.175 12.462,8.175C13.7,8.175 14.788,8.588 15.65,9.413C16.55,10.275 17.075,11.475 17.075,12.713C17.112,14.25 16.362,15.638 15.087,16.463Z"
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+        android:fillColor="#000000"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/drawable/lock.xml b/app/src/main/res/drawable/lock.xml
new file mode 100644
index 0000000..697edaf
--- /dev/null
+++ b/app/src/main/res/drawable/lock.xml
@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="16dp"
+    android:height="20dp"
+    android:viewportWidth="16"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M12.688,6.188V5.375C12.688,2.875 10.813,0.75 8.437,0.563C7.125,0.438 5.812,0.907 4.844,1.782C3.875,2.657 3.312,3.907 3.312,5.188V6.188C1.5,6.532 0.125,8.125 0.125,10.063V15.719C0.125,17.782 1.812,19.438 3.844,19.438H12.094C14.156,19.438 15.844,17.75 15.844,15.688V10C15.875,8.125 14.5,6.563 12.688,6.188ZM5.781,2.813C6.469,2.188 7.375,1.875 8.312,1.969C9.969,2.125 11.281,3.625 11.281,5.375V6.094H4.719V5.157C4.719,4.282 5.094,3.438 5.781,2.813ZM14.469,15.719C14.469,17 13.406,18.063 12.125,18.063H3.875C2.594,18.063 1.562,17.032 1.562,15.75V10.063C1.562,8.657 2.687,7.532 4.094,7.532H11.906C13.313,7.532 14.469,8.657 14.469,10V15.719Z"
+      android:fillColor="#000000"/>
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+      android:fillColor="#000000"/>
+</vector>
diff --git a/app/src/main/res/drawable/main_select_draw.xml b/app/src/main/res/drawable/main_select_draw.xml
new file mode 100644
index 0000000..f2974bb
--- /dev/null
+++ b/app/src/main/res/drawable/main_select_draw.xml
@@ -0,0 +1,43 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="28dp"
+    android:height="30dp"
+    android:viewportWidth="28"
+    android:viewportHeight="30">
+  <path
+      android:pathData="M16.962,2.99L19.179,4.27C19.485,4.447 19.59,4.839 19.413,5.145L8.478,24.084L5.855,24.787L5.152,22.164L16.087,3.225C16.264,2.919 16.656,2.814 16.962,2.99Z"
+      android:strokeWidth="2.56"
+      android:fillColor="#00000000"
+      android:strokeColor="#ffffff"/>
+  <path
+      android:pathData="M16.979,21.719C18.469,20.937 19.688,19.718 20.47,18.228C21.253,19.718 22.471,20.937 23.961,21.719C22.471,22.502 21.253,23.72 20.47,25.211C19.688,23.72 18.469,22.502 16.979,21.719Z"
+      android:fillColor="#ffffff"/>
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+      android:fillColor="#ffffff"/>
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+      android:strokeWidth="2.56"
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+</vector>
diff --git a/app/src/main/res/drawable/main_select_setting.xml b/app/src/main/res/drawable/main_select_setting.xml
new file mode 100644
index 0000000..fc0e641
--- /dev/null
+++ b/app/src/main/res/drawable/main_select_setting.xml
@@ -0,0 +1,48 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="29dp"
+    android:height="30dp"
+    android:viewportWidth="29"
+    android:viewportHeight="30">
+  <path
+      android:pathData="M5.008,19.482C7.75,18.36 9.929,16.182 11.05,13.44C12.172,16.182 14.351,18.36 17.092,19.482C14.351,20.604 12.172,22.782 11.05,25.524C9.929,22.782 7.75,20.604 5.008,19.482Z"
+      android:strokeWidth="2.56"
+      android:fillColor="#00000000"
+      android:strokeColor="#ffffff"/>
+  <path
+      android:pathData="M5.008,19.482C7.75,18.36 9.929,16.182 11.05,13.44C12.172,16.182 14.351,18.36 17.092,19.482C14.351,20.604 12.172,22.782 11.05,25.524C9.929,22.782 7.75,20.604 5.008,19.482Z"
+      android:strokeWidth="2.56"
+      android:fillColor="#00000000"
+      android:strokeColor="#ffffff"/>
+  <path
+      android:pathData="M18.951,12.44C20.627,11.818 21.949,10.496 22.57,8.821C23.192,10.496 24.514,11.818 26.189,12.44C24.514,13.061 23.192,14.383 22.57,16.059C21.949,14.383 20.627,13.061 18.951,12.44Z"
+      android:fillColor="#ffffff"/>
+  <path
+      android:pathData="M18.951,12.44C20.627,11.818 21.949,10.496 22.57,8.821C23.192,10.496 24.514,11.818 26.189,12.44C24.514,13.061 23.192,14.383 22.57,16.059C21.949,14.383 20.627,13.061 18.951,12.44Z"
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+      android:pathData="M11.809,4.761C12.891,4.27 13.759,3.402 14.25,2.32C14.742,3.402 15.61,4.27 16.692,4.761C15.61,5.253 14.742,6.121 14.25,7.203C13.759,6.121 12.891,5.253 11.809,4.761Z"
+      android:strokeWidth="1.28"
+      android:fillColor="#00000000"
+      android:strokeColor="#ffffff"/>
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+      android:pathData="M11.809,4.761C12.891,4.27 13.759,3.402 14.25,2.32C14.742,3.402 15.61,4.27 16.692,4.761C15.61,5.253 14.742,6.121 14.25,7.203C13.759,6.121 12.891,5.253 11.809,4.761Z"
+      android:strokeWidth="1.28"
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+</vector>
diff --git a/app/src/main/res/drawable/main_tab.xml b/app/src/main/res/drawable/main_tab.xml
new file mode 100644
index 0000000..1c152e0
--- /dev/null
+++ b/app/src/main/res/drawable/main_tab.xml
@@ -0,0 +1,11 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+
+    <corners android:radius="16dp" />
+
+    <gradient
+        android:startColor="#4891FF"
+        android:endColor="#6CE89E"
+        android:angle="0" />
+
+</shape>
diff --git a/app/src/main/res/drawable/main_tab_white.xml b/app/src/main/res/drawable/main_tab_white.xml
new file mode 100644
index 0000000..6d12ab3
--- /dev/null
+++ b/app/src/main/res/drawable/main_tab_white.xml
@@ -0,0 +1,8 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+
+    <solid android:color="#ffffff" />
+
+    <corners android:radius="16dp" />
+
+</shape>
diff --git a/app/src/main/res/drawable/main_unselect_draw.xml b/app/src/main/res/drawable/main_unselect_draw.xml
new file mode 100644
index 0000000..a5edb90
--- /dev/null
+++ b/app/src/main/res/drawable/main_unselect_draw.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="28dp"
+    android:height="30dp"
+    android:viewportWidth="28"
+    android:viewportHeight="30">
+  <path
+      android:pathData="M19.819,3.162L17.601,1.882C16.683,1.352 15.509,1.666 14.979,2.585L3.911,21.754C3.826,21.901 3.803,22.076 3.847,22.24L4.784,25.737C4.876,26.078 5.227,26.281 5.568,26.189L9.065,25.252C9.229,25.208 9.369,25.101 9.454,24.954L20.521,5.785C21.052,4.866 20.737,3.692 19.819,3.162Z"
+      android:fillColor="#D1D1D1"/>
+  <path
+      android:pathData="M19.831,16.435C20.024,15.806 20.915,15.806 21.109,16.435C21.794,18.657 23.533,20.396 25.754,21.08C26.384,21.274 26.384,22.165 25.754,22.359C23.533,23.043 21.794,24.782 21.109,27.004C20.915,27.633 20.024,27.633 19.831,27.004C19.146,24.782 17.407,23.043 15.186,22.359C14.556,22.165 14.556,21.274 15.186,21.08C17.407,20.396 19.146,18.657 19.831,16.435Z"
+      android:fillColor="#D1D1D1"/>
+  <path
+      android:pathData="M4.248,1.001C4.316,0.782 4.624,0.782 4.692,1.001C5.166,2.54 6.371,3.746 7.911,4.22C8.129,4.287 8.129,4.596 7.911,4.663C6.371,5.137 5.166,6.342 4.692,7.882C4.624,8.1 4.316,8.1 4.248,7.882C3.774,6.342 2.569,5.137 1.029,4.663C0.811,4.596 0.811,4.287 1.029,4.22C2.569,3.746 3.774,2.54 4.248,1.001Z"
+      android:fillColor="#D1D1D1"/>
+</vector>
diff --git a/app/src/main/res/drawable/main_unselect_setting.xml b/app/src/main/res/drawable/main_unselect_setting.xml
new file mode 100644
index 0000000..9e023e4
--- /dev/null
+++ b/app/src/main/res/drawable/main_unselect_setting.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="29dp"
+    android:height="30dp"
+    android:viewportWidth="29"
+    android:viewportHeight="30">
+  <path
+      android:pathData="M10.161,12.13C10.43,11.254 11.67,11.254 11.939,12.13C12.891,15.221 15.311,17.641 18.402,18.593C19.278,18.862 19.278,20.102 18.402,20.372C15.311,21.324 12.891,23.743 11.939,26.834C11.67,27.71 10.43,27.71 10.161,26.834C9.209,23.743 6.789,21.324 3.698,20.372C2.822,20.102 2.822,18.862 3.698,18.593C6.789,17.641 9.209,15.221 10.161,12.13Z"
+      android:fillColor="#D1D1D1"/>
+  <path
+      android:pathData="M22.07,8.304C22.221,7.812 22.919,7.812 23.07,8.304C23.606,10.043 24.967,11.404 26.706,11.939C27.198,12.091 27.198,12.788 26.706,12.94C24.967,13.476 23.606,14.837 23.07,16.575C22.919,17.068 22.221,17.068 22.07,16.575C21.534,14.837 20.173,13.476 18.434,12.94C17.942,12.788 17.942,12.091 18.434,11.939C20.173,11.404 21.534,10.043 22.07,8.304Z"
+      android:fillColor="#D1D1D1"/>
+  <path
+      android:pathData="M13.861,1.545C13.979,1.162 14.521,1.162 14.639,1.545C15.056,2.897 16.114,3.956 17.467,4.372C17.85,4.49 17.85,5.032 17.467,5.15C16.114,5.567 15.056,6.626 14.639,7.978C14.521,8.361 13.979,8.361 13.861,7.978C13.444,6.626 12.386,5.567 11.033,5.15C10.65,5.032 10.65,4.49 11.033,4.372C12.386,3.956 13.444,2.897 13.861,1.545Z"
+      android:fillColor="#D1D1D1"/>
+</vector>
diff --git a/app/src/main/res/drawable/photo.xml b/app/src/main/res/drawable/photo.xml
new file mode 100644
index 0000000..577c5d6
--- /dev/null
+++ b/app/src/main/res/drawable/photo.xml
@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="23dp"
+    android:height="22dp"
+    android:viewportWidth="23"
+    android:viewportHeight="22">
+  <path
+      android:pathData="M14.113,10.897C15.728,10.897 17.069,9.591 17.069,7.941C17.069,6.291 15.762,4.984 14.113,4.984C12.462,4.984 11.156,6.359 11.156,7.975C11.156,9.591 12.497,10.897 14.113,10.897ZM14.113,6.566C14.869,6.566 15.522,7.184 15.522,7.975C15.522,8.766 14.903,9.384 14.113,9.384C13.322,9.384 12.703,8.766 12.703,7.975C12.703,7.184 13.322,6.566 14.113,6.566Z"
+      android:fillColor="#000000"/>
+  <path
+      android:pathData="M18.616,0.617H4.384C3.216,0.617 2.253,1.58 2.253,2.748V19.248C2.253,20.417 3.216,21.414 4.419,21.414H18.616C19.784,21.414 20.781,20.452 20.781,19.248V2.748C20.747,1.58 19.784,0.617 18.616,0.617ZM4.384,2.164H18.581C18.925,2.164 19.2,2.439 19.2,2.783V14.78L16.691,12.717C15.969,12.133 14.938,12.167 14.284,12.82L11.466,15.605L7.856,12.373C7.169,11.755 6.138,11.755 5.45,12.373L3.8,13.852V2.748C3.8,2.405 4.075,2.164 4.384,2.164ZM18.616,19.867H4.384C4.041,19.867 3.766,19.592 3.766,19.248V15.914L6.447,13.473C6.55,13.37 6.688,13.37 6.791,13.473L10.95,17.186C11.087,17.323 11.294,17.392 11.466,17.392C11.672,17.392 11.844,17.323 12.016,17.152L15.35,13.852C15.453,13.748 15.591,13.748 15.694,13.852L19.166,16.739V19.248C19.2,19.592 18.925,19.867 18.616,19.867Z"
+      android:fillColor="#000000"/>
+</vector>
diff --git a/app/src/main/res/drawable/question.xml b/app/src/main/res/drawable/question.xml
new file mode 100644
index 0000000..e4af058
--- /dev/null
+++ b/app/src/main/res/drawable/question.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M10,0.563C4.781,0.563 0.562,4.781 0.562,10C0.562,15.219 4.781,19.469 10,19.469C15.219,19.469 19.469,15.219 19.469,10C19.469,4.781 15.219,0.563 10,0.563ZM10,18.063C5.562,18.063 1.969,14.438 1.969,10C1.969,5.563 5.562,1.969 10,1.969C14.438,1.969 18.063,5.594 18.063,10.031C18.063,14.438 14.438,18.063 10,18.063Z"
+      android:fillColor="#000000"/>
+  <path
+      android:pathData="M10.563,3.78C9.656,3.624 8.719,3.874 8.031,4.467C7.344,5.061 6.937,5.905 6.937,6.842C6.937,7.186 7,7.53 7.125,7.874C7.25,8.249 7.656,8.436 8.031,8.311C8.406,8.186 8.594,7.78 8.469,7.405C8.406,7.217 8.375,7.03 8.375,6.842C8.375,6.342 8.594,5.874 8.969,5.561C9.344,5.249 9.844,5.092 10.375,5.186C11.031,5.311 11.594,5.874 11.719,6.53C11.844,7.311 11.438,8.092 10.719,8.405C9.906,8.749 9.375,9.561 9.375,10.499V12.436C9.375,12.811 9.687,13.155 10.094,13.155C10.469,13.155 10.813,12.842 10.813,12.436V10.499C10.813,10.155 11,9.842 11.281,9.717C12.625,9.155 13.406,7.749 13.156,6.311C12.813,5.03 11.813,3.999 10.563,3.78Z"
+      android:fillColor="#000000"/>
+  <path
+      android:pathData="M10.031,14.313H9.937C9.562,14.313 9.219,14.625 9.219,15.031C9.219,15.438 9.531,15.75 9.937,15.75H10.031C10.406,15.75 10.719,15.438 10.719,15.031C10.719,14.625 10.438,14.313 10.031,14.313Z"
+      android:fillColor="#000000"/>
+</vector>
diff --git a/app/src/main/res/drawable/rate.xml b/app/src/main/res/drawable/rate.xml
new file mode 100644
index 0000000..8c5d2d0
--- /dev/null
+++ b/app/src/main/res/drawable/rate.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="18dp"
+    android:height="16dp"
+    android:viewportWidth="18"
+    android:viewportHeight="16">
+  <path
+      android:pathData="M17.281,5.259C17.105,5.06 16.889,4.9 16.646,4.791C16.404,4.681 16.141,4.625 15.875,4.625H11.5V3.375C11.5,2.546 11.171,1.751 10.585,1.165C9.999,0.579 9.204,0.25 8.375,0.25C8.259,0.25 8.145,0.282 8.046,0.343C7.947,0.404 7.868,0.491 7.816,0.595L4.864,6.5H1.5C1.168,6.5 0.851,6.632 0.616,6.866C0.382,7.101 0.25,7.418 0.25,7.75V14.625C0.25,14.957 0.382,15.274 0.616,15.509C0.851,15.743 1.168,15.875 1.5,15.875H14.938C15.394,15.875 15.835,15.708 16.178,15.406C16.521,15.104 16.741,14.688 16.798,14.234L17.736,6.734C17.769,6.47 17.746,6.202 17.667,5.948C17.589,5.694 17.457,5.459 17.281,5.259ZM1.5,7.75H4.625V14.625H1.5V7.75ZM16.495,6.578L15.558,14.078C15.539,14.229 15.465,14.368 15.351,14.469C15.237,14.569 15.09,14.625 14.938,14.625H5.875V7.273L8.743,1.536C9.168,1.621 9.55,1.851 9.825,2.186C10.1,2.521 10.25,2.941 10.25,3.375V5.25C10.25,5.416 10.316,5.575 10.433,5.692C10.55,5.809 10.709,5.875 10.875,5.875H15.875C15.964,5.875 16.051,5.894 16.132,5.93C16.213,5.967 16.285,6.02 16.344,6.087C16.403,6.153 16.446,6.231 16.472,6.316C16.499,6.401 16.506,6.49 16.495,6.578Z"
+      android:fillColor="#000000"/>
+</vector>
diff --git a/app/src/main/res/drawable/rounded_corners.xml b/app/src/main/res/drawable/rounded_corners.xml
new file mode 100644
index 0000000..be096fb
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_corners.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#FFFFFF" />
+    <corners android:radius="16dp"/>
+</shape>
diff --git a/app/src/main/res/drawable/rounded_grey.xml b/app/src/main/res/drawable/rounded_grey.xml
new file mode 100644
index 0000000..357b774
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_grey.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#E7EAF1" />
+    <corners android:radius="16dp"/>
+</shape>
diff --git a/app/src/main/res/drawable/rounded_rectangle.xml b/app/src/main/res/drawable/rounded_rectangle.xml
new file mode 100644
index 0000000..d729068
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_rectangle.xml
@@ -0,0 +1,9 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners
+        android:bottomLeftRadius="0dp"
+        android:bottomRightRadius="0dp"
+        android:topLeftRadius="40dp"
+        android:topRightRadius="40dp"/>
+    <solid android:color="#FFFFFF" />
+</shape>
diff --git a/app/src/main/res/drawable/seek_bar_color.xml b/app/src/main/res/drawable/seek_bar_color.xml
new file mode 100644
index 0000000..f8e5913
--- /dev/null
+++ b/app/src/main/res/drawable/seek_bar_color.xml
@@ -0,0 +1,30 @@
+<!-- res/drawable/seekbar_progress_drawable.xml -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:id="@android:id/background">
+        <shape>
+            <corners android:radius="5dp" />
+            <solid android:color="#D3D3D3" /> <!-- 背景颜色 -->
+        </shape>
+    </item>
+
+    <item android:id="@android:id/secondaryProgress">
+        <clip>
+            <shape>
+                <corners android:radius="5dp" />
+                <solid android:color="#FFD700" /> <!-- 次级进度颜色 -->
+            </shape>
+        </clip>
+    </item>
+
+    <item android:id="@android:id/progress">
+        <clip>
+            <shape>
+                <corners android:radius="5dp" />
+                <gradient
+                    android:startColor="#4891FF"
+                    android:endColor="#6CE89E"
+                    android:angle="0" />
+            </shape>
+        </clip>
+    </item>
+</layer-list>
diff --git a/app/src/main/res/drawable/seekbar_thumb.xml b/app/src/main/res/drawable/seekbar_thumb.xml
new file mode 100644
index 0000000..216b1ce
--- /dev/null
+++ b/app/src/main/res/drawable/seekbar_thumb.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+    <solid android:color="@color/seekbar_progress" />
+    <stroke android:color="@color/white" android:width="4dp"/>
+    <size
+        android:width="16dp"
+        android:height="16dp" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/setting.xml b/app/src/main/res/drawable/setting.xml
new file mode 100644
index 0000000..0ec04a6
--- /dev/null
+++ b/app/src/main/res/drawable/setting.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M4,11H20C20.265,11 20.52,11.105 20.707,11.293C20.895,11.48 21,11.735 21,12C21,12.265 20.895,12.52 20.707,12.707C20.52,12.895 20.265,13 20,13H4C3.735,13 3.48,12.895 3.293,12.707C3.105,12.52 3,12.265 3,12C3,11.735 3.105,11.48 3.293,11.293C3.48,11.105 3.735,11 4,11ZM4,4H18C18.265,4 18.52,4.105 18.707,4.293C18.895,4.48 19,4.735 19,5C19,5.265 18.895,5.52 18.707,5.707C18.52,5.895 18.265,6 18,6H4C3.869,6 3.739,5.974 3.617,5.924C3.496,5.874 3.386,5.8 3.293,5.707C3.2,5.614 3.126,5.504 3.076,5.383C3.026,5.261 3,5.131 3,5C3,4.869 3.026,4.739 3.076,4.617C3.126,4.496 3.2,4.386 3.293,4.293C3.386,4.2 3.496,4.126 3.617,4.076C3.739,4.026 3.869,4 4,4ZM4,18H16C16.265,18 16.52,18.105 16.707,18.293C16.895,18.48 17,18.735 17,19C17,19.265 16.895,19.52 16.707,19.707C16.52,19.895 16.265,20 16,20H4C3.735,20 3.48,19.895 3.293,19.707C3.105,19.52 3,19.265 3,19C3,18.735 3.105,18.48 3.293,18.293C3.48,18.105 3.735,18 4,18Z"
+      android:fillColor="#242F39"/>
+</vector>
diff --git a/app/src/main/res/drawable/share.xml b/app/src/main/res/drawable/share.xml
new file mode 100644
index 0000000..9af0808
--- /dev/null
+++ b/app/src/main/res/drawable/share.xml
@@ -0,0 +1,13 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="18dp"
+    android:height="20dp"
+    android:viewportWidth="18"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M14,5.835C14.645,5.968 15.132,6.192 15.523,6.565C16.5,7.495 16.5,8.991 16.5,11.985C16.5,14.978 16.5,16.475 15.523,17.405C14.547,18.335 12.976,18.335 9.833,18.335H8.167C5.024,18.335 3.453,18.335 2.477,17.405C1.501,16.475 1.5,14.978 1.5,11.985C1.5,8.991 1.5,7.495 2.477,6.565C2.868,6.192 3.355,5.968 4,5.835M9.021,1.668L9,11.668M9.021,1.668C8.876,1.666 8.736,1.718 8.627,1.814C7.872,2.451 6.5,4.109 6.5,4.109M9.021,1.668C9.151,1.676 9.275,1.727 9.373,1.813C10.127,2.451 11.5,4.11 11.5,4.11"
+      android:strokeLineJoin="round"
+      android:strokeWidth="1.5"
+      android:fillColor="#00000000"
+      android:strokeColor="#000000"
+      android:strokeLineCap="round"/>
+</vector>
diff --git a/app/src/main/res/drawable/skip.xml b/app/src/main/res/drawable/skip.xml
new file mode 100644
index 0000000..a655788
--- /dev/null
+++ b/app/src/main/res/drawable/skip.xml
@@ -0,0 +1,13 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M7.917,5L12.917,10L7.917,15"
+      android:strokeLineJoin="round"
+      android:strokeWidth="1.33333"
+      android:fillColor="#00000000"
+      android:strokeColor="#3A3938"
+      android:strokeLineCap="round"/>
+</vector>
diff --git a/app/src/main/res/drawable/un_light.xml b/app/src/main/res/drawable/un_light.xml
new file mode 100644
index 0000000..5d13cfb
--- /dev/null
+++ b/app/src/main/res/drawable/un_light.xml
@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="25dp"
+    android:height="24dp"
+    android:viewportWidth="25"
+    android:viewportHeight="24">
+  <group>
+    <clip-path
+        android:pathData="M0.5,0h24v24h-24z"/>
+    <path
+        android:pathData="M16.85,8.213C15.575,7.013 13.925,6.413 12.125,6.525C8.862,6.713 6.275,9.413 6.237,12.638C6.2,14.7 7.175,16.575 8.787,17.738V20.438C8.787,21.825 9.912,22.913 11.3,22.913H13.625C15.012,22.913 16.138,21.788 16.138,20.438V17.775C17.788,16.613 18.763,14.738 18.763,12.713C18.8,11.025 18.087,9.413 16.85,8.213ZM13.663,21.263H11.337C10.887,21.263 10.512,20.888 10.512,20.475V18.188H14.525V20.475C14.488,20.888 14.113,21.263 13.663,21.263ZM15.087,16.463H13.325V15.45C13.325,15 12.95,14.588 12.462,14.588C12.012,14.588 11.6,14.963 11.6,15.45V16.463H9.875C8.6,15.6 7.85,14.213 7.887,12.638C7.925,10.275 9.8,8.325 12.2,8.175C12.275,8.175 12.387,8.175 12.462,8.175C13.7,8.175 14.788,8.588 15.65,9.413C16.55,10.275 17.075,11.475 17.075,12.713C17.112,14.25 16.362,15.638 15.087,16.463Z"
+        android:fillColor="#B9B9B9"/>
+    <path
+        android:pathData="M12.5,4.913C12.95,4.913 13.363,4.538 13.363,4.051V1.913C13.363,1.463 12.988,1.051 12.5,1.051C12.05,1.051 11.637,1.426 11.637,1.913V4.088C11.675,4.538 12.05,4.913 12.5,4.913Z"
+        android:fillColor="#B9B9B9"/>
+    <path
+        android:pathData="M22.25,6.152C22.587,5.815 22.587,5.29 22.25,4.952C21.913,4.615 21.388,4.615 21.05,4.952L19.55,6.415C19.212,6.752 19.212,7.277 19.55,7.615C19.7,7.765 19.925,7.877 20.15,7.877C20.375,7.877 20.563,7.802 20.75,7.652L22.25,6.152Z"
+        android:fillColor="#B9B9B9"/>
+    <path
+        android:pathData="M3.95,4.952C3.612,4.615 3.087,4.615 2.75,4.952C2.412,5.29 2.412,5.815 2.75,6.152L4.212,7.615C4.362,7.765 4.587,7.877 4.812,7.877C5.037,7.877 5.262,7.802 5.412,7.615C5.75,7.277 5.75,6.752 5.412,6.415L3.95,4.952Z"
+        android:fillColor="#B9B9B9"/>
+    <path
+        android:pathData="M3.8,13.465H1.625C1.175,13.465 0.762,13.84 0.762,14.327C0.762,14.815 1.137,15.19 1.625,15.19H3.8C4.25,15.19 4.662,14.815 4.662,14.327C4.662,13.84 4.25,13.465 3.8,13.465Z"
+        android:fillColor="#B9B9B9"/>
+    <path
+        android:pathData="M23.375,13.465H21.2C20.75,13.465 20.337,13.84 20.337,14.327C20.337,14.815 20.712,15.19 21.2,15.19H23.375C23.825,15.19 24.237,14.815 24.237,14.327C24.237,13.84 23.825,13.465 23.375,13.465Z"
+        android:fillColor="#B9B9B9"/>
+  </group>
+  <path
+      android:pathData="M6.5,3L19.5,21"
+      android:strokeWidth="1.5"
+      android:fillColor="#00000000"
+      android:strokeColor="#B9B9B9"
+      android:strokeLineCap="round"/>
+</vector>
diff --git a/app/src/main/res/drawable/unfavorite.xml b/app/src/main/res/drawable/unfavorite.xml
new file mode 100644
index 0000000..43f12c9
--- /dev/null
+++ b/app/src/main/res/drawable/unfavorite.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M19.991,7.046C19.991,3.719 17.38,1.012 14.175,1.012C12.592,1.012 11.094,1.695 10.013,2.86C8.93,1.695 7.43,1.012 5.85,1.012C2.644,1.012 0.034,3.718 0.034,7.046C0.034,7.158 0.045,7.257 0.054,7.339C0.052,7.366 0.051,7.393 0.051,7.421C0.051,8.01 0.193,8.657 0.475,9.345C0.483,9.37 0.492,9.394 0.503,9.416C2.275,13.667 9.096,18.557 9.386,18.782C9.566,18.92 9.781,18.989 9.996,18.989C10.215,18.989 10.431,18.917 10.612,18.776C10.861,18.582 16.679,14.394 18.988,10.432C19.076,10.299 19.142,10.169 19.2,10.057C19.218,10.022 19.234,9.986 19.253,9.952L19.261,9.935C19.268,9.922 19.277,9.907 19.286,9.895C19.424,9.626 19.534,9.376 19.622,9.132C19.862,8.504 19.979,7.945 19.979,7.423C19.979,7.382 19.978,7.347 19.975,7.317C19.982,7.248 19.991,7.156 19.991,7.046Z"
+      android:fillColor="#F7F8FA"/>
+</vector>
diff --git a/app/src/main/res/drawable/unimport.xml b/app/src/main/res/drawable/unimport.xml
new file mode 100644
index 0000000..ee403c5
--- /dev/null
+++ b/app/src/main/res/drawable/unimport.xml
@@ -0,0 +1,23 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="32"
+    android:viewportHeight="32">
+  <path
+      android:pathData="M16,6H12.533C9.546,6 8.053,6 6.912,6.581C5.909,7.093 5.093,7.909 4.581,8.912C4,10.053 4,11.546 4,14.533V19.467C4,22.454 4,23.947 4.581,25.088C5.093,26.091 5.909,26.907 6.912,27.419C8.053,28 9.546,28 12.533,28H20.445C22.513,28 23.547,28 24.381,27.717C25.951,27.184 27.184,25.951 27.717,24.381C28,23.547 28,22.513 28,20.445C28,19.142 28,18.491 27.806,18.084C27.439,17.31 26.621,16.857 25.77,16.955C25.322,17.007 24.77,17.352 23.665,18.042L19.852,20.426C18.345,21.368 16.407,21.247 15.028,20.127C13.326,18.744 10.841,18.922 9.353,20.534L8,22"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#D1D1D1"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M24.966,3.032C24.975,2.989 25.036,2.989 25.045,3.032C25.501,5.265 27.246,7.01 29.479,7.466C29.522,7.475 29.522,7.536 29.479,7.545C27.246,8.001 25.501,9.746 25.045,11.979C25.036,12.022 24.975,12.022 24.966,11.979C24.51,9.746 22.765,8.001 20.532,7.545C20.489,7.536 20.489,7.475 20.532,7.466C22.765,7.01 24.51,5.265 24.966,3.032Z"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#D1D1D1"/>
+  <path
+      android:pathData="M12,12V12.067"
+      android:strokeWidth="2.66667"
+      android:fillColor="#00000000"
+      android:strokeColor="#D1D1D1"
+      android:strokeLineCap="round"/>
+</vector>
diff --git a/app/src/main/res/layout/activity_camera.xml b/app/src/main/res/layout/activity_camera.xml
new file mode 100644
index 0000000..ed84d61
--- /dev/null
+++ b/app/src/main/res/layout/activity_camera.xml
@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:fitsSystemWindows="true"
+    tools:context=".Camera.CameraActivity">
+
+    <androidx.camera.view.PreviewView
+        android:id="@+id/preview"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <androidx.appcompat.widget.AppCompatImageView
+        android:id="@+id/image"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintTop_toTopOf="@id/preview"
+        app:layout_constraintBottom_toBottomOf="@id/preview"
+        app:layout_constraintStart_toStartOf="@id/preview"
+        app:layout_constraintEnd_toEndOf="@id/preview"
+        android:scaleType="matrix" />
+
+    <ImageView
+        android:id="@+id/btn_back"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="30dp"
+        android:layout_marginTop="30dp"
+        android:src="@drawable/back"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <!-- 圆角矩形背景 -->
+    <View
+        android:id="@+id/rounded_background"
+        android:layout_width="0dp"
+        android:layout_height="150dp"
+        android:background="@drawable/rounded_rectangle"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+    <SeekBar
+        android:id="@+id/seekbar"
+        style="?android:attr/progressBarStyleHorizontal"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:maxHeight="5dp"
+        android:layout_marginStart="53dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginEnd="53dp"
+        android:max="100"
+        android:progress="0"
+        android:thumb="@drawable/seekbar_thumb"
+        android:progressDrawable="@drawable/seek_bar_color"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@id/rounded_background" />
+
+    <ImageView
+        android:id="@+id/flash"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="75dp"
+        android:layout_marginBottom="35dp"
+        android:src="@drawable/light"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="@+id/photo"
+        app:layout_constraintStart_toStartOf="parent" />
+
+    <ImageView
+        android:id="@+id/photo"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="75dp"
+        android:layout_marginBottom="35dp"
+        android:src="@drawable/photo"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/flash" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..a6b4786
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@mipmap/back_ground"
+    android:fitsSystemWindows="true"
+    tools:context=".Main.MainActivity">
+
+    <ImageView
+        android:id="@+id/setting"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginTop="12dp"
+        android:src="@drawable/setting"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/paper_traci"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:gravity="center_vertical"
+        android:text="@string/app_name"
+        android:textColor="@color/black"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <com.google.android.material.tabs.TabLayout
+        android:id="@+id/main_tab"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="10dp"
+        android:background="@android:color/transparent"
+        app:layout_constraintTop_toBottomOf="@id/paper_traci"
+        app:tabIndicatorHeight="0dp"
+        app:tabRippleColor="@android:color/transparent" />
+
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/main_view_pager"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginTop="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/main_tab" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_privacy.xml b/app/src/main/res/layout/activity_privacy.xml
new file mode 100644
index 0000000..89283d2
--- /dev/null
+++ b/app/src/main/res/layout/activity_privacy.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Setting.PrivacyActivity">
+
+    <WebView
+        android:id="@+id/webview"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+    <ImageView
+        android:id="@+id/btn_back"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="30dp"
+        android:layout_marginTop="30dp"
+        android:src="@drawable/back"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_setting.xml b/app/src/main/res/layout/activity_setting.xml
new file mode 100644
index 0000000..5697ff0
--- /dev/null
+++ b/app/src/main/res/layout/activity_setting.xml
@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".Setting.SettingActivity">
+
+
+    <LinearLayout
+        android:id="@+id/privacy"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="8dp"
+        android:background="@drawable/rounded_corners"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:padding="8dp">
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginStart="16dp"
+            android:src="@drawable/lock" />
+
+        <TextView
+            android:id="@+id/privacy_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_weight="1"
+            android:text="@string/setting_privacy" />
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginEnd="16dp"
+            android:src="@drawable/skip" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/share"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="8dp"
+        android:background="@drawable/rounded_corners"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:padding="8dp">
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginStart="16dp"
+            android:src="@drawable/share" />
+
+        <TextView
+            android:id="@+id/share_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_weight="1"
+            android:text="Share" />
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginEnd="16dp"
+            android:src="@drawable/skip" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/rate"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="8dp"
+        android:background="@drawable/rounded_corners"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:padding="8dp">
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginStart="16dp"
+            android:src="@drawable/rate" />
+
+        <TextView
+            android:id="@+id/rate_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_weight="1"
+            android:text="Rate" />
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginEnd="16dp"
+            android:src="@drawable/skip" />
+    </LinearLayout>
+
+
+    <LinearLayout
+        android:id="@+id/version"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="8dp"
+        android:background="@drawable/rounded_corners"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:padding="8dp">
+
+        <ImageView
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginStart="16dp"
+            android:src="@drawable/question" />
+
+        <TextView
+            android:id="@+id/version_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_weight="1"
+            android:text="@string/version" />
+
+        <TextView
+            android:id="@+id/text_version"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="16dp"/>
+    </LinearLayout>
+
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_splash.xml b/app/src/main/res/layout/activity_splash.xml
new file mode 100644
index 0000000..fdeb8be
--- /dev/null
+++ b/app/src/main/res/layout/activity_splash.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Splash.SplashActivity">
+
+    <ImageView
+        android:id="@+id/splash_image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@mipmap/image_663"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+    <ImageView
+        android:id="@+id/splash_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@mipmap/ar"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/splash_image" />
+
+    <ProgressBar
+        android:id="@+id/progress_bar"
+        style="?android:attr/progressBarStyleHorizontal"
+        android:layout_width="0dp"
+        android:layout_height="5dp"
+        android:layout_marginStart="53dp"
+        android:layout_marginEnd="53dp"
+        android:layout_marginBottom="80dp"
+        android:progressDrawable="@drawable/seek_bar_color"
+        android:max="100"
+        android:progress="0"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/category_tab_custom.xml b/app/src/main/res/layout/category_tab_custom.xml
new file mode 100644
index 0000000..bcb7d23
--- /dev/null
+++ b/app/src/main/res/layout/category_tab_custom.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="@drawable/rounded_corners">
+
+    <TextView
+        android:id="@+id/category_tab_custom_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:paddingStart="12dp"
+        android:paddingTop="10dp"
+        android:paddingEnd="12dp"
+        android:paddingBottom="10dp"
+        android:textColor="@drawable/category_text_coloer"
+        android:textSize="17sp" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_category.xml b/app/src/main/res/layout/fragment_category.xml
new file mode 100644
index 0000000..da75bad
--- /dev/null
+++ b/app/src/main/res/layout/fragment_category.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+
+    tools:context=".Category.CategoryFragment">
+
+    <com.google.android.material.tabs.TabLayout
+        android:id="@+id/main_image_tab"
+        android:layout_width="match_parent"
+        android:layout_height="45dp"
+        android:background="@android:color/transparent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:tabIndicatorHeight="0dp"
+        app:tabMode="scrollable"
+        app:tabRippleColor="@android:color/transparent" />
+
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/main_image_view_pager"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginTop="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/main_image_tab" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_favorite.xml b/app/src/main/res/layout/fragment_favorite.xml
new file mode 100644
index 0000000..a6a08aa
--- /dev/null
+++ b/app/src/main/res/layout/fragment_favorite.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recycler_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_alignParentTop="true" />
+
+    <ImageView
+        android:id="@+id/favorite_back"
+        android:layout_width="137dp"
+        android:layout_height="142dp"
+        android:src="@mipmap/favorite_back"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/favorite_title"
+        android:layout_width="292dp"
+        android:layout_height="34dp"
+        android:src="@mipmap/favorite_title"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/favorite_back" />
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/layout/fragment_image.xml b/app/src/main/res/layout/fragment_image.xml
new file mode 100644
index 0000000..9330dc9
--- /dev/null
+++ b/app/src/main/res/layout/fragment_image.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Category.ImageFragment">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerview"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"/>
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_import_list.xml b/app/src/main/res/layout/fragment_import_list.xml
new file mode 100644
index 0000000..c0a848a
--- /dev/null
+++ b/app/src/main/res/layout/fragment_import_list.xml
@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <ImageView
+        android:id="@+id/btn_select_image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_marginBottom="50dp"
+        android:src="@drawable/frame"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+
+    <LinearLayout
+        android:id="@+id/empty"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="center_horizontal"
+        android:orientation="vertical"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <ImageView
+            android:layout_width="137dp"
+            android:layout_height="142dp"
+            android:src="@mipmap/import_back" />
+
+        <ImageView
+            android:layout_width="292dp"
+            android:layout_height="34dp"
+            android:layout_marginTop="15dp"
+            android:src="@mipmap/import_title"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/import_back" />
+    </LinearLayout>
+
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recycler_view"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toTopOf="@id/btn_select_image"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/layout/item_image.xml b/app/src/main/res/layout/item_image.xml
new file mode 100644
index 0000000..275587b
--- /dev/null
+++ b/app/src/main/res/layout/item_image.xml
@@ -0,0 +1,40 @@
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:layout_gravity="center">
+
+    <androidx.cardview.widget.CardView
+        android:id="@+id/card"
+        android:layout_width="156dp"
+        android:layout_height="156dp"
+        app:cardCornerRadius="16dp">
+        <RelativeLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content">
+
+            <ImageView
+                android:id="@+id/image_view"
+                android:layout_width="156dp"
+                android:layout_height="156dp"
+                android:layout_centerHorizontal="true"
+                android:background="@drawable/rounded_corners" />
+
+            <ImageView
+                android:id="@+id/btn_favorite"
+                android:layout_width="32dp"
+                android:layout_height="32dp"
+                android:layout_alignTop="@id/image_view"
+                android:layout_alignEnd="@id/image_view"
+                android:padding="6dp"
+                android:scaleType="fitXY"
+                android:src="@drawable/unfavorite" />
+        </RelativeLayout>
+
+
+    </androidx.cardview.widget.CardView>
+
+
+
+
+</RelativeLayout>
diff --git a/app/src/main/res/layout/main_tab_custom.xml b/app/src/main/res/layout/main_tab_custom.xml
new file mode 100644
index 0000000..734a732
--- /dev/null
+++ b/app/src/main/res/layout/main_tab_custom.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:id="@+id/main_tab_root"
+    android:background="@drawable/main_tab">
+
+
+    <ImageView
+        android:id="@+id/main_custom_image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="12dp"
+        app:layout_constraintBottom_toTopOf="@+id/main_custom_text"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/main_custom_text"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/main_custom_image"
+        android:maxLines="1"/>
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
new file mode 100644
index 0000000..c4a603d
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
new file mode 100644
index 0000000..c4a603d
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
new file mode 100644
index 0000000..e3c263e
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diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.webp b/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.webp
new file mode 100644
index 0000000..e1d79bc
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diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..498c865
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diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
new file mode 100644
index 0000000..aaabcbb
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diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_foreground.webp b/app/src/main/res/mipmap-mdpi/ic_launcher_foreground.webp
new file mode 100644
index 0000000..7849f2d
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diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..fcbfa0f
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diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
new file mode 100644
index 0000000..b9ebe6d
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diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.webp
new file mode 100644
index 0000000..6474561
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..940fea5
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diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..7d209e0
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.webp
new file mode 100644
index 0000000..c1505e4
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..dea69fd
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ar.png b/app/src/main/res/mipmap-xxxhdpi/ar.png
new file mode 100644
index 0000000..b9669d7
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ar.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/back_ground.png b/app/src/main/res/mipmap-xxxhdpi/back_ground.png
new file mode 100644
index 0000000..0c02234
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/back_ground.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/favorite_back.png b/app/src/main/res/mipmap-xxxhdpi/favorite_back.png
new file mode 100644
index 0000000..16b46dc
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/favorite_back.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/favorite_title.png b/app/src/main/res/mipmap-xxxhdpi/favorite_title.png
new file mode 100644
index 0000000..3f70b6d
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diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..5523a32
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diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.webp
new file mode 100644
index 0000000..5e1a5e7
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diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..05dc5fc
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/image_663.png b/app/src/main/res/mipmap-xxxhdpi/image_663.png
new file mode 100644
index 0000000..5164b05
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/image_663.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/import_back.png b/app/src/main/res/mipmap-xxxhdpi/import_back.png
new file mode 100644
index 0000000..9e1f319
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/import_back.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/import_title.png b/app/src/main/res/mipmap-xxxhdpi/import_title.png
new file mode 100644
index 0000000..b6cef58
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/import_title.png differ
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
new file mode 100644
index 0000000..64ebe32
--- /dev/null
+++ b/app/src/main/res/values-night/themes.xml
@@ -0,0 +1,7 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Base.Theme.PaperTracingArt" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your dark theme here. -->
+        <!-- <item name="colorPrimary">@color/my_dark_primary</item> -->
+    </style>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..48d6093
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+    <color name="main_title">#D1D1D1</color>
+    <color name="category_title">#004FB8</color>
+    <color name="seekbar_progress">#4C9AF7</color>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..d75f006
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,11 @@
+<resources>
+    <string name="app_name">AR Draw Sketch</string>
+    <string name="hello_blank_fragment">Hello blank fragment</string>
+    <string name="main_draw">Sketch</string>
+    <string name="favorite">Favorite</string>
+    <string name="import_photo">Import</string>
+    <string name="setting_privacy">Privacy information</string>
+    <string name="setting_version">Version update</string>
+    <string name="gp">https://play.google.com/store/apps/details?id=%s</string>
+    <string name="version">Version</string>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..7725ce5
--- /dev/null
+++ b/app/src/main/res/values/styles.xml
@@ -0,0 +1,10 @@
+<resources>
+    <!-- 其他样式定义 -->
+
+    <!-- 透明状态栏样式 -->
+    <style name="TransparentStatusBar" parent="Theme.AppCompat.Light.NoActionBar">
+        <item name="android:windowTranslucentStatus">true</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
+        <item name="android:statusBarColor">@android:color/transparent</item>
+    </style>
+</resources>
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
new file mode 100644
index 0000000..f0b0e84
--- /dev/null
+++ b/app/src/main/res/values/themes.xml
@@ -0,0 +1,9 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Base.Theme.PaperTracingArt" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your light theme here. -->
+        <!-- <item name="colorPrimary">@color/my_light_primary</item> -->
+    </style>
+
+    <style name="Theme.PaperTracingArt" parent="Base.Theme.PaperTracingArt" />
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/xml/backup_rules.xml b/app/src/main/res/xml/backup_rules.xml
new file mode 100644
index 0000000..fa0f996
--- /dev/null
+++ b/app/src/main/res/xml/backup_rules.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older that API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>
\ No newline at end of file
diff --git a/app/src/main/res/xml/data_extraction_rules.xml b/app/src/main/res/xml/data_extraction_rules.xml
new file mode 100644
index 0000000..9ee9997
--- /dev/null
+++ b/app/src/main/res/xml/data_extraction_rules.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>
\ No newline at end of file
diff --git a/app/src/main/res/xml/file_paths.xml b/app/src/main/res/xml/file_paths.xml
new file mode 100644
index 0000000..860ea68
--- /dev/null
+++ b/app/src/main/res/xml/file_paths.xml
@@ -0,0 +1,3 @@
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <files-path name="images" path="images/" />
+</paths>
diff --git a/app/src/test/java/com/sketch/papertracingart/ExampleUnitTest.java b/app/src/test/java/com/sketch/papertracingart/ExampleUnitTest.java
new file mode 100644
index 0000000..4e96798
--- /dev/null
+++ b/app/src/test/java/com/sketch/papertracingart/ExampleUnitTest.java
@@ -0,0 +1,17 @@
+package com.sketch.papertracingart;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
new file mode 100644
index 0000000..3756278
--- /dev/null
+++ b/build.gradle.kts
@@ -0,0 +1,4 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+    alias(libs.plugins.android.application) apply false
+}
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..4387edc
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. For more details, visit
+# https://developer.android.com/r/tools/gradle-multi-project-decoupled-projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
new file mode 100644
index 0000000..c8ff205
--- /dev/null
+++ b/gradle/libs.versions.toml
@@ -0,0 +1,47 @@
+[versions]
+agp = "8.5.1"
+cameraViewVersion = "1.0.0-alpha31"
+glide = "4.16.0"
+junit = "4.13.2"
+junitVersion = "1.2.1"
+espressoCore = "3.6.1"
+appcompat = "1.7.0"
+lifecycleViewmodelKtx = "2.8.4"
+material = "1.12.0"
+activity = "1.9.1"
+constraintlayout = "2.1.4"
+materialVersion = "1.4.0"
+recyclerview = "1.3.2"
+recyclerviewVersion = "1.2.1"
+roomRuntime = "2.6.1"
+viewpager2 = "1.1.0"
+cameraView = "1.3.4"
+
+[libraries]
+camera-camera2 = { module = "androidx.camera:camera-camera2", version.ref = "cameraView" }
+camera-core = { module = "androidx.camera:camera-core", version.ref = "cameraView" }
+camera-extensions = { module = "androidx.camera:camera-extensions", version.ref = "cameraViewVersion" }
+camera-lifecycle = { module = "androidx.camera:camera-lifecycle", version.ref = "cameraView" }
+camera-view-v100alpha31 = { module = "androidx.camera:camera-view", version.ref = "cameraViewVersion" }
+compiler = { module = "com.github.bumptech.glide:compiler", version.ref = "glide" }
+glide = { module = "com.github.bumptech.glide:glide", version.ref = "glide" }
+junit = { group = "junit", name = "junit", version.ref = "junit" }
+ext-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
+espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
+appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
+lifecycle-livedata-ktx = { module = "androidx.lifecycle:lifecycle-livedata-ktx", version.ref = "lifecycleViewmodelKtx" }
+lifecycle-viewmodel-ktx = { module = "androidx.lifecycle:lifecycle-viewmodel-ktx", version.ref = "lifecycleViewmodelKtx" }
+material = { group = "com.google.android.material", name = "material", version.ref = "material" }
+activity = { group = "androidx.activity", name = "activity", version.ref = "activity" }
+constraintlayout = { group = "androidx.constraintlayout", name = "constraintlayout", version.ref = "constraintlayout" }
+material-v140 = { module = "com.google.android.material:material", version.ref = "materialVersion" }
+recyclerview = { module = "androidx.recyclerview:recyclerview", version.ref = "recyclerview" }
+recyclerview-v121 = { module = "androidx.recyclerview:recyclerview", version.ref = "recyclerviewVersion" }
+room-compiler = { module = "androidx.room:room-compiler", version.ref = "roomRuntime" }
+room-runtime = { module = "androidx.room:room-runtime", version.ref = "roomRuntime" }
+viewpager2 = { module = "androidx.viewpager2:viewpager2", version.ref = "viewpager2" }
+camera-view = { group = "androidx.camera", name = "camera-view", version.ref = "cameraView" }
+
+[plugins]
+android-application = { id = "com.android.application", version.ref = "agp" }
+
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..e708b1c
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..2bf64f7
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Aug 06 10:43:58 CST 2024
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
new file mode 100644
index 0000000..4f906e0
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..107acd3
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 0000000..e5f662c
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,24 @@
+pluginManagement {
+    repositories {
+        google {
+            content {
+                includeGroupByRegex("com\\.android.*")
+                includeGroupByRegex("com\\.google.*")
+                includeGroupByRegex("androidx.*")
+            }
+        }
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.name = "Paper Tracing Art"
+include(":app")
+ 
\ No newline at end of file