diff --git a/app/ImageTraceAR.jks b/app/ImageTraceAR.jks
new file mode 100644
index 0000000..a6cefe7
Binary files /dev/null and b/app/ImageTraceAR.jks differ
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 2556f00..655512b 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,7 +1,13 @@
+import java.text.SimpleDateFormat
+import java.util.Date
+
 plugins {
     alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.android)
+    id("com.google.gms.google-services")
+    id("com.google.firebase.crashlytics")
 }
-
+val timestamp: String = SimpleDateFormat("MM_dd_HH_mm").format(Date())
 android {
     namespace = "com.ar.imagetracear"
     compileSdk = 35
@@ -11,14 +17,18 @@ android {
         minSdk = 23
         targetSdk = 35
         versionCode = 1
-        versionName = "1.0"
-
+        versionName = "1.0.0"
+        setProperty("archivesBaseName", "ImageTrace AR_V" + versionName + "(${versionCode})_$timestamp")
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
+    buildFeatures {
+        viewBinding = true
+    }
+
     buildTypes {
         release {
-            isMinifyEnabled = false
+            isMinifyEnabled = true
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
@@ -29,6 +39,9 @@ android {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
     }
+    kotlinOptions {
+        jvmTarget = "11"
+    }
 }
 
 dependencies {
@@ -37,7 +50,129 @@ dependencies {
     implementation(libs.material)
     implementation(libs.activity)
     implementation(libs.constraintlayout)
+    implementation(libs.core.ktx)
     testImplementation(libs.junit)
     androidTestImplementation(libs.ext.junit)
     androidTestImplementation(libs.espresso.core)
+
+    implementation("com.github.bumptech.glide:glide:4.16.0")
+    annotationProcessor("com.github.bumptech.glide:compiler:4.16.0")
+
+    implementation ("androidx.room:room-runtime:2.7.0")
+    annotationProcessor ("androidx.room:room-compiler:2.7.0")
+
+    implementation ("androidx.camera:camera-core:1.4.2")
+    implementation ("androidx.camera:camera-lifecycle:1.4.2")
+    implementation ("androidx.camera:camera-view:1.4.2")
+    implementation ("androidx.camera:camera-extensions:1.4.2")
+    implementation ("androidx.camera:camera-camera2:1.4.2")
+
+    //获取gaid
+    implementation("com.google.android.gms:play-services-ads-identifier:18.0.1")
+    implementation("com.google.android.gms:play-services-appset:16.0.1")
+    //开启协程
+    implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.6.2")
+
+
+    implementation("com.squareup.okhttp3:okhttp:4.12.0")
+    implementation("com.squareup.okhttp3:logging-interceptor:4.12.0")
+
+    // Import the BoM for the Firebase platform
+    implementation(platform("com.google.firebase:firebase-bom:33.1.1"))
+
+    // Add the dependencies for the Crashlytics and Analytics libraries
+    // When using the BoM, you don't specify versions in Firebase library dependencies
+    implementation("com.google.firebase:firebase-crashlytics")
+    implementation("com.google.firebase:firebase-analytics")
+    implementation("com.google.firebase:firebase-config")
+
+    //-----------------------------------------------TopOn(Mintegral、Pangle、UnitAds、Digital Turbine(Fyber)、Chartboost&Helium、Ironsource、Liftoff(Vungle)、Inmobi、Start.io、Appnext、Bigo)
+
+    //Anythink (Necessary)
+    implementation("com.anythink.sdk:core-tpn:6.4.07")
+    implementation("com.anythink.sdk:nativead-tpn:6.4.07")
+    implementation("com.anythink.sdk:banner-tpn:6.4.07")
+    implementation("com.anythink.sdk:interstitial-tpn:6.4.07")
+    implementation("com.anythink.sdk:rewardedvideo-tpn:6.4.07")
+    implementation("com.anythink.sdk:splash-tpn:6.4.07")
+
+    //Androidx (Necessary)
+    implementation("androidx.appcompat:appcompat:1.1.0")
+    implementation("androidx.browser:browser:1.4.0")
+
+    //StartApp
+    implementation("com.anythink.sdk:adapter-tpn-startapp:6.4.07")
+    implementation("com.startapp:inapp-sdk:5.0.2")
+
+    //Appnext
+    implementation("com.anythink.sdk:adapter-tpn-appnext:6.4.07")
+    implementation("com.appnext.sdk:ads:2.7.1.473")
+    implementation("com.appnext.sdk:banners:2.7.1.473")
+    implementation("com.appnext.sdk:native-ads2:2.7.1.473")
+    implementation("com.appnext.sdk:actions:2.4.6.472")
+    implementation("androidx.constraintlayout:constraintlayout:2.0.4")
+
+    //Vungle
+    implementation("com.anythink.sdk:adapter-tpn-vungle:6.4.07")
+    implementation("com.vungle:vungle-ads:7.4.0")
+    implementation("com.google.android.gms:play-services-basement:18.1.0")
+    implementation("com.google.android.gms:play-services-ads-identifier:18.0.1")
+
+    //UnityAds
+    implementation("com.anythink.sdk:adapter-tpn-unityads:6.4.07")
+    implementation("com.unity3d.ads:unity-ads:4.12.2")
+
+    //Ironsource
+    implementation("com.anythink.sdk:adapter-tpn-ironsource:6.4.07")
+    implementation("com.ironsource.sdk:mediationsdk:8.2.1")
+    implementation("com.google.android.gms:play-services-appset:16.0.2")
+    implementation("com.google.android.gms:play-services-ads-identifier:18.0.1")
+    implementation("com.google.android.gms:play-services-basement:18.1.0")
+
+    //Bigo
+    implementation("com.anythink.sdk:adapter-tpn-bigo:6.4.07")
+    implementation("com.bigossp:bigo-ads:4.9.0")
+
+    //Pangle
+    implementation("com.anythink.sdk:adapter-tpn-pangle-nonchina:6.4.07")
+    implementation("com.pangle.global:ads-sdk:6.1.0.9")
+    implementation("com.google.android.gms:play-services-ads-identifier:18.0.1")
+
+    //Inmobi
+    implementation("com.anythink.sdk:adapter-tpn-inmobi:6.4.07")
+    implementation("com.inmobi.monetization:inmobi-ads-kotlin:10.7.5")
+
+    //Mintegral
+    implementation("com.anythink.sdk:adapter-tpn-mintegral-nonchina:6.4.07")
+    implementation("com.mbridge.msdk.oversea:reward:16.8.11")
+    implementation("com.mbridge.msdk.oversea:newinterstitial:16.8.11")
+    implementation("com.mbridge.msdk.oversea:mbnative:16.8.11")
+    implementation("com.mbridge.msdk.oversea:mbnativeadvanced:16.8.11")
+    implementation("com.mbridge.msdk.oversea:mbsplash:16.8.11")
+    implementation("com.mbridge.msdk.oversea:mbbanner:16.8.11")
+    implementation("com.mbridge.msdk.oversea:mbbid:16.8.11")
+    implementation("androidx.recyclerview:recyclerview:1.1.0")
+
+    //Chartboost
+    implementation("com.anythink.sdk:adapter-tpn-chartboost:6.4.07")
+    implementation("com.chartboost:chartboost-sdk:9.7.0")
+    implementation("com.chartboost:chartboost-mediation-sdk:4.9.1")
+    implementation("com.chartboost:chartboost-mediation-adapter-chartboost:4.9.7.0.0")
+    implementation("com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:1.0.0")
+    implementation("com.squareup.okhttp3:logging-interceptor:4.10.0")
+    implementation("com.squareup.okhttp3:okhttp:4.10.0")
+    implementation("com.squareup.retrofit2:converter-scalars:2.9.0")
+    implementation("com.squareup.retrofit2:retrofit:2.9.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.1")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.1")
+
+    //Fyber
+    implementation("com.anythink.sdk:adapter-tpn-fyber:6.4.07")
+    implementation("com.fyber:marketplace-sdk:8.3.0")
+    implementation("com.google.android.gms:play-services-ads-identifier:18.0.1")
+
+    // Debugger UI Tools
+//    implementation ("com.anythink.sdk:debugger-ui:1.1.0")
+
+    //----------------------------------------------TopOn
 }
\ No newline at end of file
diff --git a/app/google-services.json b/app/google-services.json
new file mode 100644
index 0000000..590a505
--- /dev/null
+++ b/app/google-services.json
@@ -0,0 +1,29 @@
+{
+  "project_info": {
+    "project_number": "173897872671",
+    "project_id": "imagetrace-ar",
+    "storage_bucket": "imagetrace-ar.firebasestorage.app"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:173897872671:android:e84c1f71ad448394f26c2a",
+        "android_client_info": {
+          "package_name": "com.ar.imagetracear"
+        }
+      },
+      "oauth_client": [],
+      "api_key": [
+        {
+          "current_key": "AIzaSyAprQDlciW_iBDUHiM2kiEnErQ6-tvE6zM"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": []
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}
\ No newline at end of file
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 481bb43..a797eab 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -18,4 +18,147 @@
 
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
-#-renamesourcefileattribute SourceFile
\ No newline at end of file
+#-renamesourcefileattribute SourceFile
+
+-keepclassmembers class com.ar.imagetracear.MyApplication {
+    public static final java.lang.String DATABASE_NAME;
+    public static final int DATABASE_VERSION;
+}
+
+-keepclassmembers class * {
+    @androidx.room.Query <methods>;
+}
+
+-keep class com.ar.imagetracear.database.AppDatabase { *; }
+-keep  class com.ar.imagetracear.database.ImageTraceEntry { *; }
+-keep  class com.ar.imagetracear.database.ImageTraceEntryDao { *; }
+
+
+#---------------------------------------------Topon
+ -keep class com.startapp.** {
+       *;
+ }
+
+ -keep class com.truenet.** {
+       *;
+ }
+
+ -keepattributes Exceptions, InnerClasses, Signature, Deprecated, SourceFile,
+ LineNumberTable, *Annotation*, EnclosingMethod
+ -dontwarn android.webkit.JavascriptInterface
+ -dontwarn com.startapp.**
+
+ -dontwarn org.jetbrains.annotations.**
+ -keep class com.appnext.** { *; }
+ -dontwarn com.appnext.**
+ # Vungle
+ -dontwarn com.vungle.ads.**
+ -keepclassmembers class com.vungle.ads.** {
+   *;
+ }
+ -keep class com.vungle.ads.**
+
+
+
+ # Google
+ -keep class com.google.android.gms.** { *; }
+ -dontwarn com.google.android.gms.**
+
+
+
+
+ # START OkHttp + Okio
+ # JSR 305 annotations are for embedding nullability information.
+ -dontwarn javax.annotation.**
+
+
+ # A resource is loaded with a relative path so the package of this class must be preserved.
+ -adaptresourcefilenames okhttp3/internal/publicsuffix/PublicSuffixDatabase.gz
+
+
+ # Animal Sniffer compileOnly dependency to ensure APIs are compatible with older versions of Java.
+ -dontwarn org.codehaus.mojo.animal_sniffer.*
+
+
+ # OkHttp platform used only on JVM and when Conscrypt and other security providers are available.
+ -dontwarn okhttp3.internal.platform.**
+ -dontwarn org.conscrypt.**
+ -dontwarn org.bouncycastle.**
+ -dontwarn org.openjsse.**
+
+
+ # Animal Sniffer compileOnly dependency to ensure APIs are compatible with older versions of Java.
+ -dontwarn org.codehaus.mojo.animal_sniffer.*
+
+
+ # END OkHttp + Okio
+
+
+ # START Protobuf
+ -dontwarn com.google.protobuf.**
+ -keepclassmembers class com.google.protobuf.** {
+  *;
+ }
+ -keep class * extends com.google.protobuf.GeneratedMessageLite { *; }
+
+
+ # END Protobuf
+ -keepclassmembers class com.ironsource.sdk.controller.IronSourceWebView$JSInterface {
+     public *;
+ }
+ -keepclassmembers class * implements android.os.Parcelable {
+     public static final android.os.Parcelable$Creator *;
+ }
+ -keep public class com.google.android.gms.ads.** {
+    public *;
+ }
+ -keep class com.ironsource.adapters.** { *;
+ }
+ -dontwarn com.ironsource.mediationsdk.**
+ -dontwarn com.ironsource.adapters.**
+ -keepattributes JavascriptInterface
+ -keepclassmembers class * {
+     @android.webkit.JavascriptInterface <methods>;
+ }
+ -keep class com.bytedance.sdk.** { *; }
+ -keep class com.inmobi.** { *; }
+ -keep public class com.google.android.gms.**
+ -dontwarn com.google.android.gms.**
+ -dontwarn com.squareup.picasso.**
+ -keep class com.google.android.gms.ads.identifier.AdvertisingIdClient{
+      public *;
+ }
+ -keep class com.google.android.gms.ads.identifier.AdvertisingIdClient$Info{
+      public *;
+ }
+ # skip the Picasso library classes
+ -keep class com.squareup.picasso.** {*;}
+ -dontwarn com.squareup.okhttp.**
+ # skip Moat classes
+ -keep class com.moat.** {*;}
+ -dontwarn com.moat.**
+ # skip IAB classes
+ -keep class com.iab.** {*;}
+ -dontwarn com.iab.**
+ -keepattributes Signature
+ -keepattributes *Annotation*
+ -keep class com.mbridge.** {*; }
+ -keep interface com.mbridge.** {*; }
+ -keep class android.support.v4.** { *; }
+ -dontwarn com.mbridge.**
+ -keep class **.R$* { public static final int mbridge*; }
+ -keep public class com.mbridge.* extends androidx.** { *; }
+ -keep public class androidx.viewpager.widget.PagerAdapter{ *; }
+ -keep public class androidx.viewpager.widget.ViewPager.OnPageChangeListener{ *; }
+ -keep interface androidx.annotation.IntDef{ *; }
+ -keep interface androidx.annotation.Nullable{ *; }
+ -keep interface androidx.annotation.CheckResult{ *; }
+ -keep interface androidx.annotation.NonNull{ *; }
+ -keep public class androidx.fragment.app.Fragment{ *; }
+ -keep public class androidx.core.content.FileProvider{ *; }
+ -keep public class androidx.core.app.NotificationCompat{ *; }
+ -keep public class androidx.appcompat.widget.AppCompatImageView { *; }
+ -keep public class androidx.recyclerview.*{ *; }
+ -keep class com.chartboost.** { *; }
+
+ #---------------------------------------------Topon
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c3b1064..e52c893 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,18 +2,45 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.FLASHLIGHT" />
+
+    <uses-feature android:name="android.hardware.camera" />
+
+    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
+    <uses-permission
+        android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        android:maxSdkVersion="32"
+        tools:ignore="ScopedStorage" />
+    <uses-permission
+        android:name="android.permission.READ_EXTERNAL_STORAGE"
+        android:maxSdkVersion="32" />
+
+    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+
     <application
+        android:name=".MyApplication"
         android:allowBackup="true"
+        android:networkSecurityConfig="@xml/net"
         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:roundIcon="@mipmap/ic_launcher"
         android:supportsRtl="true"
         android:theme="@style/Theme.ImageTraceAR"
         tools:targetApi="31">
         <activity
-            android:name=".MainActivity"
+            android:name=".activity.MainActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.SubListActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.ImageTraceActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.SplashActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/assets/png_Animals/1.jpg b/app/src/main/assets/png_Animals/1.jpg
new file mode 100644
index 0000000..9488c65
Binary files /dev/null and b/app/src/main/assets/png_Animals/1.jpg differ
diff --git a/app/src/main/assets/png_Animals/10.jpg b/app/src/main/assets/png_Animals/10.jpg
new file mode 100644
index 0000000..78382a4
Binary files /dev/null and b/app/src/main/assets/png_Animals/10.jpg differ
diff --git a/app/src/main/assets/png_Animals/11.jpg b/app/src/main/assets/png_Animals/11.jpg
new file mode 100644
index 0000000..a4f7512
Binary files /dev/null and b/app/src/main/assets/png_Animals/11.jpg differ
diff --git a/app/src/main/assets/png_Animals/12.jpg b/app/src/main/assets/png_Animals/12.jpg
new file mode 100644
index 0000000..bab3cff
Binary files /dev/null and b/app/src/main/assets/png_Animals/12.jpg differ
diff --git a/app/src/main/assets/png_Animals/13.jpg b/app/src/main/assets/png_Animals/13.jpg
new file mode 100644
index 0000000..5c3ef19
Binary files /dev/null and b/app/src/main/assets/png_Animals/13.jpg differ
diff --git a/app/src/main/assets/png_Animals/14.jpg b/app/src/main/assets/png_Animals/14.jpg
new file mode 100644
index 0000000..8b446f2
Binary files /dev/null and b/app/src/main/assets/png_Animals/14.jpg differ
diff --git a/app/src/main/assets/png_Animals/15.jpg b/app/src/main/assets/png_Animals/15.jpg
new file mode 100644
index 0000000..2f9dc4e
Binary files /dev/null and b/app/src/main/assets/png_Animals/15.jpg differ
diff --git a/app/src/main/assets/png_Animals/16.jpg b/app/src/main/assets/png_Animals/16.jpg
new file mode 100644
index 0000000..aad9788
Binary files /dev/null and b/app/src/main/assets/png_Animals/16.jpg differ
diff --git a/app/src/main/assets/png_Animals/17.jpg b/app/src/main/assets/png_Animals/17.jpg
new file mode 100644
index 0000000..17c6f07
Binary files /dev/null and b/app/src/main/assets/png_Animals/17.jpg differ
diff --git a/app/src/main/assets/png_Animals/18.jpg b/app/src/main/assets/png_Animals/18.jpg
new file mode 100644
index 0000000..2ce93a7
Binary files /dev/null and b/app/src/main/assets/png_Animals/18.jpg differ
diff --git a/app/src/main/assets/png_Animals/19.jpg b/app/src/main/assets/png_Animals/19.jpg
new file mode 100644
index 0000000..2b24f31
Binary files /dev/null and b/app/src/main/assets/png_Animals/19.jpg differ
diff --git a/app/src/main/assets/png_Animals/2.jpg b/app/src/main/assets/png_Animals/2.jpg
new file mode 100644
index 0000000..0a0c2e7
Binary files /dev/null and b/app/src/main/assets/png_Animals/2.jpg differ
diff --git a/app/src/main/assets/png_Animals/20.jpg b/app/src/main/assets/png_Animals/20.jpg
new file mode 100644
index 0000000..347cddc
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diff --git a/app/src/main/assets/png_Animals/21.jpg b/app/src/main/assets/png_Animals/21.jpg
new file mode 100644
index 0000000..5a04764
Binary files /dev/null and b/app/src/main/assets/png_Animals/21.jpg differ
diff --git a/app/src/main/assets/png_Animals/22.jpg b/app/src/main/assets/png_Animals/22.jpg
new file mode 100644
index 0000000..c18d8ad
Binary files /dev/null and b/app/src/main/assets/png_Animals/22.jpg differ
diff --git a/app/src/main/assets/png_Animals/23.jpg b/app/src/main/assets/png_Animals/23.jpg
new file mode 100644
index 0000000..4270d19
Binary files /dev/null and b/app/src/main/assets/png_Animals/23.jpg differ
diff --git a/app/src/main/assets/png_Animals/24.jpg b/app/src/main/assets/png_Animals/24.jpg
new file mode 100644
index 0000000..355a944
Binary files /dev/null and b/app/src/main/assets/png_Animals/24.jpg differ
diff --git a/app/src/main/assets/png_Animals/25.jpg b/app/src/main/assets/png_Animals/25.jpg
new file mode 100644
index 0000000..c670943
Binary files /dev/null and b/app/src/main/assets/png_Animals/25.jpg differ
diff --git a/app/src/main/assets/png_Animals/26.jpg b/app/src/main/assets/png_Animals/26.jpg
new file mode 100644
index 0000000..4b95b01
Binary files /dev/null and b/app/src/main/assets/png_Animals/26.jpg differ
diff --git a/app/src/main/assets/png_Animals/27.jpg b/app/src/main/assets/png_Animals/27.jpg
new file mode 100644
index 0000000..87a8c12
Binary files /dev/null and b/app/src/main/assets/png_Animals/27.jpg differ
diff --git a/app/src/main/assets/png_Animals/28.jpg b/app/src/main/assets/png_Animals/28.jpg
new file mode 100644
index 0000000..770686a
Binary files /dev/null and b/app/src/main/assets/png_Animals/28.jpg differ
diff --git a/app/src/main/assets/png_Animals/29.jpg b/app/src/main/assets/png_Animals/29.jpg
new file mode 100644
index 0000000..7127a11
Binary files /dev/null and b/app/src/main/assets/png_Animals/29.jpg differ
diff --git a/app/src/main/assets/png_Animals/3.jpg b/app/src/main/assets/png_Animals/3.jpg
new file mode 100644
index 0000000..4bf4897
Binary files /dev/null and b/app/src/main/assets/png_Animals/3.jpg differ
diff --git a/app/src/main/assets/png_Animals/30.jpg b/app/src/main/assets/png_Animals/30.jpg
new file mode 100644
index 0000000..f1d2047
Binary files /dev/null and b/app/src/main/assets/png_Animals/30.jpg differ
diff --git a/app/src/main/assets/png_Animals/31.jpg b/app/src/main/assets/png_Animals/31.jpg
new file mode 100644
index 0000000..0d08aa8
Binary files /dev/null and b/app/src/main/assets/png_Animals/31.jpg differ
diff --git a/app/src/main/assets/png_Animals/4.jpg b/app/src/main/assets/png_Animals/4.jpg
new file mode 100644
index 0000000..838c582
Binary files /dev/null and b/app/src/main/assets/png_Animals/4.jpg differ
diff --git a/app/src/main/assets/png_Animals/5.jpg b/app/src/main/assets/png_Animals/5.jpg
new file mode 100644
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diff --git a/app/src/main/java/com/ar/imagetracear/MainActivity.java b/app/src/main/java/com/ar/imagetracear/MainActivity.java
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index f934612..0000000
--- a/app/src/main/java/com/ar/imagetracear/MainActivity.java
+++ /dev/null
@@ -1,24 +0,0 @@
-package com.ar.imagetracear;
-
-import android.os.Bundle;
-
-import androidx.activity.EdgeToEdge;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.graphics.Insets;
-import androidx.core.view.ViewCompat;
-import androidx.core.view.WindowInsetsCompat;
-
-public class MainActivity extends AppCompatActivity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        EdgeToEdge.enable(this);
-        setContentView(R.layout.activity_main);
-        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
-            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
-            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
-            return insets;
-        });
-    }
-}
\ No newline at end of file
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index 0000000..8dff2d8
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/MyApplication.java
@@ -0,0 +1,113 @@
+package com.ar.imagetracear;
+
+import android.app.Application;
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.util.Log;
+
+import com.anythink.core.api.ATSDK;
+import com.anythink.core.api.NetTrafficeCallback;
+import com.ar.imagetracear.topon.AdManager;
+import com.ar.imagetracear.utils.ImageTraceRepository;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.Executors;
+
+
+public class MyApplication extends Application {
+
+    public static MyApplication application;
+
+    public static final int DATABASE_VERSION = 1;
+    public static final String DATABASE_NAME = "ImageTrace";
+
+    private static final String SETTINGS_FILE = "app_preferences";
+    private static final String FLAG_INITIALIZED = "has_initialized";
+
+    public static final String TAG = "--------------";
+
+    private static final String AppKey = "aa07b59fcedc6b4f854035de5415b97dc";
+    private static final String APPId = "h6847dd0968d4f";
+    private static final String debug_KEy = "62eed2fbebbb41fdc21186f66533e9d2904185ce";
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+
+        application = this;
+
+        SharedPreferences prefs = getSharedPreferences(SETTINGS_FILE, MODE_PRIVATE);
+        boolean alreadyInit = prefs.getBoolean(FLAG_INITIALIZED, false);
+
+        if (!alreadyInit) {
+            setupInitialDatabase();
+            prefs.edit().putBoolean(FLAG_INITIALIZED, true).apply();
+        }
+
+        initSdk();
+    }
+
+    private void initSdk() {
+
+        ATSDK.checkIsEuTraffic(this, new NetTrafficeCallback() {
+
+            @Override
+            public void onResultCallback(boolean isEU) {
+                Log.e(TAG, "onResultCallback:" + isEU);
+                if (isEU && ATSDK.getGDPRDataLevel(MyApplication.this) == ATSDK.UNKNOWN) {
+                    ATSDK.showGdprAuth(MyApplication.this);
+                }
+
+            }
+
+            @Override
+            public void onErrorCallback(String errorMsg) {
+                Log.e(TAG, "onErrorCallback:" + errorMsg);
+            }
+        });
+
+        ATSDK.init(this, APPId, AppKey);
+        AdManager.loadAllAd();
+        //测试工具
+//        ATDebuggerUITest.showDebuggerUI(this,debug_KEy);
+//        ATSDK.setNetworkLogDebug(true);
+
+    }
+
+    public static Context getContext() {
+        return application.getApplicationContext();
+    }
+
+    private void setupInitialDatabase() {
+        Executors.newSingleThreadExecutor().execute(() -> {
+            List<String> assetImages = collectImagePathsFromAssets();
+            ImageTraceRepository dbInitializer = new ImageTraceRepository(application);
+            dbInitializer.insertAllImages(assetImages);
+        });
+    }
+
+    private List<String> collectImagePathsFromAssets() {
+        List<String> resultList = new ArrayList<>();
+
+        try {
+            String[] assetDirs = application.getAssets().list("");
+            if (assetDirs != null) {
+                for (String folderName : assetDirs) {
+                    if (folderName.startsWith("png_")) {
+                        String[] fileArray = application.getAssets().list(folderName);
+                        if (fileArray != null) {
+                            for (String fileName : fileArray) {
+                                resultList.add(folderName + "/" + fileName);
+                            }
+                        }
+                    }
+                }
+            }
+        } catch (IOException ignored) {
+        }
+
+        return resultList;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/activity/ImageTraceActivity.java b/app/src/main/java/com/ar/imagetracear/activity/ImageTraceActivity.java
new file mode 100644
index 0000000..bcf851d
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/activity/ImageTraceActivity.java
@@ -0,0 +1,251 @@
+package com.ar.imagetracear.activity;
+
+import android.annotation.SuppressLint;
+import android.content.ContentValues;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Environment;
+import android.provider.MediaStore;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.SeekBar;
+import android.widget.Toast;
+
+import androidx.activity.EdgeToEdge;
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.camera.core.Camera;
+import androidx.camera.core.CameraSelector;
+import androidx.camera.core.ImageCapture;
+import androidx.camera.core.ImageCaptureException;
+import androidx.camera.core.Preview;
+import androidx.camera.lifecycle.ProcessCameraProvider;
+import androidx.core.content.ContextCompat;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.databinding.ActivityImagetraceBinding;
+import com.ar.imagetracear.topon.AdManager;
+import com.ar.imagetracear.topon.onActionListener;
+import com.ar.imagetracear.utils.DisplayUtils;
+import com.ar.imagetracear.utils.ImageLoader;
+import com.ar.imagetracear.utils.ImagePositioner;
+import com.ar.imagetracear.utils.RequestUtils;
+import com.ar.imagetracear.utils.TouchEventHandler;
+import com.google.common.util.concurrent.ListenableFuture;
+
+public class ImageTraceActivity extends AppCompatActivity {
+    private ActivityImagetraceBinding viewBinding;
+    private ImageView imageView;
+    private Bitmap bitmap;
+    private Camera camera;
+    private ImageCapture capture;
+    private boolean isFlashOn = false;
+    private boolean isMirror = false;
+
+    private static final int PERMISSION_CAMERA = 100;
+    private static final int PERMISSION_STORAGE = 101;
+
+    private final ActivityResultLauncher<Intent> imageChooserLauncher = registerForActivityResult(
+            new ActivityResultContracts.StartActivityForResult(),
+            outcome -> {
+                if (outcome.getResultCode() == RESULT_OK && outcome.getData() != null) {
+                    Uri selectedImageUri = outcome.getData().getData();
+                    if (selectedImageUri != null) {
+                        imageView.setImageURI(selectedImageUri);
+                    }
+                }
+            });
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        EdgeToEdge.enable(this);
+
+        bindView();
+
+        View mainLayout = findViewById(R.id.main);
+        ViewCompat.setOnApplyWindowInsetsListener(mainLayout, (view, windowInsets) -> {
+            Insets bars = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars());
+            view.setPadding(bars.left, bars.top, bars.right, bars.bottom);
+            return windowInsets;
+        });
+
+        AdManager.loadAllAd();
+        AdManager.showTopOn(this, new onActionListener() {
+            @Override
+            public void onAction() {
+
+            }
+        });
+
+        configureTouchHandler();
+        setupUiInteractions();
+        checkIncomingIntent();
+        checkAndInitCamera();
+    }
+
+    private void bindView() {
+        viewBinding = ActivityImagetraceBinding.inflate(getLayoutInflater());
+        setContentView(viewBinding.getRoot());
+        imageView = viewBinding.imageFull;
+    }
+
+    @SuppressLint("ClickableViewAccessibility")
+    private void configureTouchHandler() {
+        imageView.setOnTouchListener((v, motionEvent) ->
+                TouchEventHandler.handleImageTouchEvent((ImageView) v, motionEvent)
+        );
+    }
+
+    private void setupUiInteractions() {
+        viewBinding.seekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
+            public void onProgressChanged(SeekBar bar, int value, boolean user) {
+                imageView.setAlpha((100 - value) / 100f);
+            }
+
+            public void onStartTrackingTouch(SeekBar bar) {
+            }
+
+            public void onStopTrackingTouch(SeekBar bar) {
+            }
+        });
+
+        viewBinding.importImage.setOnClickListener(v -> openImageChooser());
+        viewBinding.light.setOnClickListener(v -> toggleFlash());
+        viewBinding.back.setOnClickListener(v -> finish());
+        viewBinding.reversal.setOnClickListener(v -> mirrorImage());
+        viewBinding.fabCapture.setOnClickListener(v -> takeSnapshot());
+    }
+
+    private void checkIncomingIntent() {
+        String pathFromIntent = getIntent().getStringExtra("imagePath");
+        if (pathFromIntent != null) {
+            displayImage(pathFromIntent);
+        }
+    }
+
+    private void checkAndInitCamera() {
+        String[] perms = RequestUtils.getCameraPermissions();
+        if (RequestUtils.hasRequests(this, perms)) {
+            prepareCamera();
+        } else {
+            RequestUtils.requestPermissions(this, perms, PERMISSION_CAMERA);
+        }
+    }
+
+    private void prepareCamera() {
+        ListenableFuture<ProcessCameraProvider> cameraProviderFuture = ProcessCameraProvider.getInstance(this);
+        cameraProviderFuture.addListener(() -> {
+            try {
+                ProcessCameraProvider provider = cameraProviderFuture.get();
+                activateCamera(provider);
+            } catch (Exception ex) {
+                Toast.makeText(this, "Camera failed to start", Toast.LENGTH_SHORT).show();
+            }
+        }, ContextCompat.getMainExecutor(this));
+    }
+
+    private void activateCamera(ProcessCameraProvider provider) {
+        Preview cameraPreview = new Preview.Builder().build();
+        CameraSelector selector = CameraSelector.DEFAULT_BACK_CAMERA;
+        capture = new ImageCapture.Builder().build();
+
+        cameraPreview.setSurfaceProvider(viewBinding.preview.getSurfaceProvider());
+        provider.unbindAll();
+        camera = provider.bindToLifecycle(this, selector, cameraPreview, capture);
+
+        if (bitmap != null) {
+            ImagePositioner.centerBitmapInImageView(imageView, bitmap, DisplayUtils.getDeviceScreenSize(this));
+        }
+    }
+
+    private void takeSnapshot() {
+        if (capture == null) {
+            Toast.makeText(this, "Camera not initialized", Toast.LENGTH_SHORT).show();
+            return;
+        }
+
+        ContentValues values = new ContentValues();
+        values.put(MediaStore.MediaColumns.DISPLAY_NAME, "img_" + System.currentTimeMillis() + ".jpg");
+        values.put(MediaStore.MediaColumns.MIME_TYPE, "image/jpeg");
+        values.put(MediaStore.Images.Media.RELATIVE_PATH, Environment.DIRECTORY_PICTURES);
+
+        ImageCapture.OutputFileOptions fileOptions = new ImageCapture.OutputFileOptions.Builder(
+                getContentResolver(), MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values).build();
+
+        capture.takePicture(fileOptions, ContextCompat.getMainExecutor(this), new ImageCapture.OnImageSavedCallback() {
+            public void onImageSaved(@NonNull ImageCapture.OutputFileResults result) {
+                Toast.makeText(ImageTraceActivity.this, "Photo saved", Toast.LENGTH_SHORT).show();
+            }
+
+            public void onError(@NonNull ImageCaptureException exception) {
+                Toast.makeText(ImageTraceActivity.this, "Error: " + exception.getMessage(), Toast.LENGTH_SHORT).show();
+            }
+        });
+    }
+
+    private void toggleFlash() {
+        if (camera != null) {
+            isFlashOn = !isFlashOn;
+            camera.getCameraControl().enableTorch(isFlashOn);
+            viewBinding.light.setImageResource(isFlashOn ? R.drawable.flash_on : R.drawable.flash_off);
+        }
+    }
+
+    private void mirrorImage() {
+        isMirror = !isMirror;
+        imageView.setScaleX(isMirror ? -1f : 1f);
+        viewBinding.reversal.setImageResource(isMirror ? R.drawable.reversal_on : R.drawable.reversal_off);
+    }
+
+    private void openImageChooser() {
+        String[] permissions = RequestUtils.getCameraPermissions();
+        if (RequestUtils.hasRequests(this, permissions)) {
+            Intent chooser = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+            imageChooserLauncher.launch(chooser);
+        } else {
+            RequestUtils.requestPermissions(this, permissions, PERMISSION_STORAGE);
+        }
+    }
+
+    private void displayImage(String filePath) {
+        bitmap = filePath.startsWith("/data/user/")
+                ? ImageLoader.loadBitmapFromFile(filePath)
+                : ImageLoader.loadBitmapFromAppAssets(this, filePath);
+
+        if (bitmap != null) {
+            ImageLoader.displayBitmapInView(imageView, bitmap);
+        } else {
+            Toast.makeText(this, "Failed to load image", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int code, @NonNull String[] perms, @NonNull int[] results) {
+        super.onRequestPermissionsResult(code, perms, results);
+        if (RequestUtils.handlePermissionsResult(results)) {
+            if (code == PERMISSION_CAMERA) {
+                prepareCamera();
+            } else if (code == PERMISSION_STORAGE) {
+                openImageChooser();
+            }
+        } else {
+            Toast.makeText(this, "Permission denied", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        viewBinding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/activity/MainActivity.java b/app/src/main/java/com/ar/imagetracear/activity/MainActivity.java
new file mode 100644
index 0000000..8f1421d
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/activity/MainActivity.java
@@ -0,0 +1,129 @@
+package com.ar.imagetracear.activity;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+
+import com.ar.imagetracear.topon.AdManager;
+import com.ar.imagetracear.upload.Http;
+import com.ar.imagetracear.upload.SaveUtils;
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.databinding.ActivityMainBinding;
+import com.ar.imagetracear.databinding.MainTabItemCustomBinding;
+import com.ar.imagetracear.adapter.MainAdapter;
+import com.google.android.material.tabs.TabLayout;
+import com.google.android.material.tabs.TabLayoutMediator;
+
+public class MainActivity extends AppCompatActivity {
+    private ActivityMainBinding binding;
+
+    @Override
+    protected void onCreate(Bundle state) {
+        super.onCreate(state);
+
+        EdgeToEdge.enable(this);
+
+        bindLayout();
+
+        View mainLayout = findViewById(R.id.main);
+        ViewCompat.setOnApplyWindowInsetsListener(mainLayout, (view, windowInsets) -> {
+            Insets bars = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars());
+            view.setPadding(bars.left, bars.top, bars.right, bars.bottom);
+            return windowInsets;
+        });
+
+        AdManager.loadAllAd();
+
+        initPagerAdapter();
+        initTabs();
+
+        upload();
+    }
+
+    private void bindLayout() {
+        binding = ActivityMainBinding.inflate(getLayoutInflater());
+        setContentView(binding.getRoot());
+    }
+
+    private void initPagerAdapter() {
+        MainAdapter adapter = new MainAdapter(this);
+        binding.mainViewpager.setAdapter(adapter);
+    }
+
+    private void initTabs() {
+        bindTabIcons();
+        addTabListener();
+    }
+
+    private void bindTabIcons() {
+        new TabLayoutMediator(binding.mainTablayout, binding.mainViewpager, (tab, idx) -> {
+            MainTabItemCustomBinding tabViewBinding = MainTabItemCustomBinding.inflate(LayoutInflater.from(this));
+            tab.setCustomView(tabViewBinding.getRoot());
+            decorateTab(tabViewBinding, idx);
+        }).attach();
+    }
+
+    private void decorateTab(MainTabItemCustomBinding tabBinding, int position) {
+        int iconId = R.drawable.home;
+        boolean dotVisible = false;
+
+        if (position == 0) {
+            iconId = R.drawable.home;
+            dotVisible = true;
+        } else if (position == 1) {
+            iconId = R.drawable.import_image;
+        } else if (position == 2) {
+            iconId = R.drawable.collection;
+        }
+
+        tabBinding.iconCustom.setImageResource(iconId);
+        tabBinding.dotView.setVisibility(dotVisible ? View.VISIBLE : View.GONE);
+    }
+
+    private void addTabListener() {
+        binding.mainTablayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
+            @Override
+            public void onTabSelected(TabLayout.Tab tab) {
+                toggleDot(tab, true);
+            }
+
+            @Override
+            public void onTabUnselected(TabLayout.Tab tab) {
+                toggleDot(tab, false);
+            }
+
+            @Override
+            public void onTabReselected(TabLayout.Tab tab) {
+                // Optional: no action
+            }
+
+            private void toggleDot(TabLayout.Tab tab, boolean visible) {
+                View dotView = tab.view.findViewById(R.id.dot_view);
+                if (dotView != null) {
+                    dotView.setVisibility(visible ? View.VISIBLE : View.GONE);
+                }
+            }
+        });
+    }
+
+    private void upload() {
+        boolean post = SaveUtils.INSTANCE.isPost();
+        if (!post) {
+            Http.INSTANCE.makeGetRequest(MainActivity.this);
+            SaveUtils.INSTANCE.setPost(true);
+        }
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        binding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/activity/SplashActivity.java b/app/src/main/java/com/ar/imagetracear/activity/SplashActivity.java
new file mode 100644
index 0000000..2fd99f0
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/activity/SplashActivity.java
@@ -0,0 +1,78 @@
+package com.ar.imagetracear.activity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.CountDownTimer;
+import android.view.View;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.databinding.ActivitySplashBinding;
+import com.ar.imagetracear.topon.AdManager;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.resource.bitmap.CenterCrop;
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
+
+public class SplashActivity extends AppCompatActivity {
+    private ActivitySplashBinding binding;
+    private static final long totalTime = 1000;
+    private CountDownTimer countDownTimer;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        EdgeToEdge.enable(this);
+
+        binding = ActivitySplashBinding.inflate(getLayoutInflater());
+        setContentView(binding.getRoot());
+
+        View mainLayout = findViewById(R.id.main);
+        ViewCompat.setOnApplyWindowInsetsListener(mainLayout, (view, windowInsets) -> {
+            Insets bars = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars());
+            view.setPadding(bars.left, bars.top, bars.right, bars.bottom);
+            return windowInsets;
+        });
+
+        AdManager.loadAllAd();
+        AdManager.setAlreadyShow();
+
+        Glide.with(this)
+                .load(R.mipmap.ic_launcher)
+                .transform(new CenterCrop(),new RoundedCorners(32))
+                .placeholder(R.mipmap.placeholder)
+                .error(R.mipmap.placeholder)
+                .into(binding.splashImage);
+
+        countDownTimer = AdManager.showWelcomeAd(this, totalTime, millisUntilFinished -> {
+                    int percentage = (int) (100 - (float) millisUntilFinished / totalTime * 100);
+                    binding.progressBar.setProgress(percentage);
+                },
+                this::startToJump
+        );
+
+        countDownTimer.start();
+    }
+
+    private void startToJump() {
+        binding.progressBar.setProgress(100);
+
+        Intent intent = new Intent(SplashActivity.this, MainActivity.class);
+        startActivity(intent);
+        finish();
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        if (countDownTimer != null) {
+            countDownTimer.cancel();
+        }
+        binding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/activity/SubListActivity.java b/app/src/main/java/com/ar/imagetracear/activity/SubListActivity.java
new file mode 100644
index 0000000..d755ff5
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/activity/SubListActivity.java
@@ -0,0 +1,114 @@
+package com.ar.imagetracear.activity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+import androidx.lifecycle.Observer;
+import androidx.recyclerview.widget.GridLayoutManager;
+
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.databinding.ActivitySublistBinding;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.adapter.SubListAdapter;
+import com.ar.imagetracear.topon.AdManager;
+import com.ar.imagetracear.topon.onActionListener;
+import com.ar.imagetracear.utils.ItemDecoration;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SubListActivity extends AppCompatActivity {
+    private ActivitySublistBinding bindingRef;
+    private String categoryKey;
+    private String categoryTitle;
+    private SubListAdapter imageListAdapter;
+
+    @Override
+    protected void onCreate(Bundle state) {
+        super.onCreate(state);
+
+        EdgeToEdge.enable(this);
+
+        bindingRef = ActivitySublistBinding.inflate(getLayoutInflater());
+        setContentView(bindingRef.getRoot());
+
+        View mainLayout = findViewById(R.id.main);
+        ViewCompat.setOnApplyWindowInsetsListener(mainLayout, (view, windowInsets) -> {
+            Insets bars = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars());
+            view.setPadding(bars.left, bars.top, bars.right, bars.bottom);
+            return windowInsets;
+        });
+
+        AdManager.loadAllAd();
+        AdManager.showTopOn(this, new onActionListener() {
+            @Override
+            public void onAction() {
+
+            }
+        });
+
+        readIntentData();
+        initializeViews();
+        prepareListView();
+        loadCategoryImages();
+    }
+
+    private void readIntentData() {
+        Intent incoming = getIntent();
+        categoryKey = incoming.getStringExtra("Original");
+        categoryTitle = incoming.getStringExtra("Title");
+    }
+
+    private void initializeViews() {
+        setupHeaderTitle();
+        bindActions();
+    }
+
+    private void setupHeaderTitle() {
+        bindingRef.title.setText(categoryTitle);
+    }
+
+    private void bindActions() {
+        bindingRef.back.setOnClickListener(v -> {
+            AdManager.showTopOn(this, new onActionListener() {
+                @Override
+                public void onAction() {
+                    finish();
+                }
+            });
+        });
+    }
+
+    private void prepareListView() {
+        bindingRef.recyclerview.setLayoutManager(new GridLayoutManager(this, 2));
+        imageListAdapter = new SubListAdapter(this, new ArrayList<>());
+        bindingRef.recyclerview.setAdapter(imageListAdapter);
+        bindingRef.recyclerview.addItemDecoration(new ItemDecoration(16, 19, 10));
+    }
+
+    private void loadCategoryImages() {
+        AppDatabase db = AppDatabase.getInstance(this);
+        db.imageTraceEntryDao().getFileByPath(categoryKey).observe(this, new Observer<List<ImageTraceEntry>>() {
+            @Override
+            public void onChanged(List<ImageTraceEntry> result) {
+                if (result != null) {
+                    imageListAdapter.updateEntries(result);
+                }
+            }
+        });
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        bindingRef = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/adapter/HomeAdapter.java b/app/src/main/java/com/ar/imagetracear/adapter/HomeAdapter.java
new file mode 100644
index 0000000..34a82c2
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/adapter/HomeAdapter.java
@@ -0,0 +1,99 @@
+package com.ar.imagetracear.adapter;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.activity.SubListActivity;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.resource.bitmap.CenterCrop;
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
+
+import java.util.List;
+
+public class HomeAdapter extends RecyclerView.Adapter<HomeAdapter.ItemHolder> {
+
+    private final Activity activityContext;
+    private List<ImageTraceEntry> imageEntries;
+    private final List<String> originalCategories;
+    private final List<String> displayCategoryNames;
+
+    public HomeAdapter(Activity activityContext, List<ImageTraceEntry> imageEntries,
+                       List<String> originalCategories, List<String> displayCategoryNames) {
+        this.activityContext = activityContext;
+        this.imageEntries = imageEntries;
+        this.originalCategories = originalCategories;
+        this.displayCategoryNames = displayCategoryNames;
+    }
+
+    public void updateData(List<ImageTraceEntry> newEntries) {
+        this.imageEntries = newEntries;
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public ItemHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        LayoutInflater layoutInflater = LayoutInflater.from(parent.getContext());
+        View layoutView = layoutInflater.inflate(R.layout.item_home, parent, false);
+        return new ItemHolder(layoutView);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ItemHolder holder, int position) {
+        if (position < 0 || position >= imageEntries.size()
+                || position >= displayCategoryNames.size()
+                || position >= originalCategories.size()) {
+            return;
+        }
+
+        ImageTraceEntry currentEntry = imageEntries.get(position);
+        String displayName = displayCategoryNames.get(position);
+        String originalName = originalCategories.get(position);
+
+        holder.textView.setText(displayName);
+
+        String imagePath = "file:///android_asset/" + currentEntry.getPath();
+
+        Glide.with(activityContext)
+                .load(imagePath)
+                .transform(new CenterCrop(), new RoundedCorners(32))
+                .placeholder(R.mipmap.placeholder)
+                .error(R.mipmap.placeholder)
+                .into(holder.imageView);
+
+        holder.imageView.setOnClickListener(v -> {
+            Intent intent = new Intent(activityContext, SubListActivity.class);
+            intent.putExtra("Original", originalName);
+            intent.putExtra("Title", displayName);
+            activityContext.startActivity(intent);
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return imageEntries != null ? imageEntries.size() : 0;
+    }
+
+    static class ItemHolder extends RecyclerView.ViewHolder {
+
+        final ImageView imageView;
+        final TextView textView;
+
+        public ItemHolder(@NonNull View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.item_imageview);
+            textView = itemView.findViewById(R.id.item_textview);
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/adapter/ImportAdapter.java b/app/src/main/java/com/ar/imagetracear/adapter/ImportAdapter.java
new file mode 100644
index 0000000..97c9c85
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/adapter/ImportAdapter.java
@@ -0,0 +1,140 @@
+package com.ar.imagetracear.adapter;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.activity.ImageTraceActivity;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+import com.bumptech.glide.load.resource.bitmap.CenterCrop;
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
+
+import java.util.List;
+import java.util.concurrent.Executors;
+
+public class ImportAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+
+    private static final int VIEW_TYPE_HEADER = 0;
+    private static final int VIEW_TYPE_CONTENT = 1;
+
+    private List<ImageTraceEntry> traceList;
+    private final Activity contextActivity;
+    private final OnHeaderClickListener headerCallback;
+
+    public ImportAdapter(List<ImageTraceEntry> traceList, Activity contextActivity, OnHeaderClickListener headerCallback) {
+        this.traceList = traceList;
+        this.contextActivity = contextActivity;
+        this.headerCallback = headerCallback;
+    }
+
+    public interface OnHeaderClickListener {
+        void onHeaderClick();
+    }
+
+    @Override
+    public int getItemViewType(int index) {
+        return index == 0 ? VIEW_TYPE_HEADER : VIEW_TYPE_CONTENT;
+    }
+
+    @NonNull
+    @Override
+    public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup root, int type) {
+        LayoutInflater inflater = LayoutInflater.from(root.getContext());
+
+        if (type == VIEW_TYPE_HEADER) {
+            View headerView = inflater.inflate(R.layout.item_special_view, root, false);
+            return new HeaderViewHolder(headerView);
+        } else {
+            View entryView = inflater.inflate(R.layout.item_import, root, false);
+            return new ContentViewHolder(entryView);
+        }
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
+        if (getItemViewType(position) == VIEW_TYPE_HEADER) {
+            HeaderViewHolder header = (HeaderViewHolder) holder;
+            header.itemView.setOnClickListener(view -> {
+                if (headerCallback != null) {
+                    headerCallback.onHeaderClick();
+                }
+            });
+        } else {
+            ContentViewHolder contentHolder = (ContentViewHolder) holder;
+            ImageTraceEntry entry = traceList.get(position - 1);
+            contentHolder.populate(entry);
+        }
+    }
+
+    @Override
+    public int getItemCount() {
+        return (traceList != null ? traceList.size() : 0) + 1;
+    }
+
+    public void updateList(List<ImageTraceEntry> newList) {
+        this.traceList = newList;
+        notifyDataSetChanged();
+    }
+
+    static class HeaderViewHolder extends RecyclerView.ViewHolder {
+        public HeaderViewHolder(@NonNull View itemView) {
+            super(itemView);
+        }
+    }
+
+    class ContentViewHolder extends RecyclerView.ViewHolder {
+        ImageView imagePreviewView;
+        ImageView favoriteToggleView;
+
+        public ContentViewHolder(@NonNull View itemView) {
+            super(itemView);
+            imagePreviewView = itemView.findViewById(R.id.image_view);
+            favoriteToggleView = itemView.findViewById(R.id.btn_favorite);
+        }
+
+        void populate(ImageTraceEntry entryData) {
+            String filePath = entryData.getPath();
+
+            Glide.with(contextActivity)
+                    .load(filePath)
+                    .diskCacheStrategy(DiskCacheStrategy.ALL)
+                    .transform(new CenterCrop(), new RoundedCorners(32))
+                    .placeholder(R.mipmap.placeholder)
+                    .error(R.mipmap.placeholder)
+                    .into(imagePreviewView);
+
+            favoriteToggleView.setImageResource(entryData.isFavorite() ? R.drawable.like : R.drawable.dislike);
+
+            favoriteToggleView.setOnClickListener(click -> {
+                boolean newStatus = !entryData.isFavorite();
+                entryData.setFavorite(newStatus);
+
+                Executors.newSingleThreadExecutor().execute(() -> {
+                    AppDatabase.getInstance(contextActivity).imageTraceEntryDao().update(entryData);
+                });
+
+                int adapterPos = getAdapterPosition();
+                if (adapterPos != RecyclerView.NO_POSITION) {
+                    notifyItemChanged(adapterPos);
+                }
+            });
+
+            imagePreviewView.setOnClickListener(click -> {
+                Intent previewIntent = new Intent(contextActivity, ImageTraceActivity.class);
+                previewIntent.putExtra("imagePath", entryData.getPath());
+                contextActivity.startActivity(previewIntent);
+            });
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/adapter/MainAdapter.java b/app/src/main/java/com/ar/imagetracear/adapter/MainAdapter.java
new file mode 100644
index 0000000..6c5c244
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/adapter/MainAdapter.java
@@ -0,0 +1,37 @@
+package com.ar.imagetracear.adapter;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+
+
+import com.ar.imagetracear.fragment.HomeFragment;
+import com.ar.imagetracear.fragment.CollectionFragment;
+import com.ar.imagetracear.fragment.ImportFragment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MainAdapter extends FragmentStateAdapter {
+    private final List<Fragment> fragmentList;
+
+    public MainAdapter(@NonNull FragmentActivity fragmentActivity) {
+        super(fragmentActivity);
+        fragmentList = new ArrayList<>();
+        fragmentList.add(new HomeFragment());
+        fragmentList.add(new ImportFragment());
+        fragmentList.add(new CollectionFragment());
+    }
+
+    @NonNull
+    @Override
+    public Fragment createFragment(int position) {
+        return fragmentList.get(position);
+    }
+
+    @Override
+    public int getItemCount() {
+        return fragmentList.size();
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/adapter/SubListAdapter.java b/app/src/main/java/com/ar/imagetracear/adapter/SubListAdapter.java
new file mode 100644
index 0000000..787b134
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/adapter/SubListAdapter.java
@@ -0,0 +1,105 @@
+package com.ar.imagetracear.adapter;
+
+import android.content.Context;
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.ar.imagetracear.R;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.activity.ImageTraceActivity;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.resource.bitmap.CenterCrop;
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
+
+import java.util.List;
+import java.util.concurrent.Executors;
+
+public class SubListAdapter extends RecyclerView.Adapter<SubListAdapter.ItemHolder> {
+
+    private List<ImageTraceEntry> entryList;
+    private final Context contextRef;
+
+    public SubListAdapter(Context contextRef, List<ImageTraceEntry> entryList) {
+        this.contextRef = contextRef;
+        this.entryList = entryList;
+    }
+
+    public void updateEntries(List<ImageTraceEntry> newList) {
+        this.entryList = newList;
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public ItemHolder onCreateViewHolder(@NonNull ViewGroup parentGroup, int viewType) {
+        LayoutInflater layoutInflater = LayoutInflater.from(contextRef);
+        View listItemView = layoutInflater.inflate(R.layout.item_import, parentGroup, false);
+        return new ItemHolder(listItemView);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ItemHolder holder, int position) {
+        ImageTraceEntry trace = entryList.get(position);
+        holder.display(trace);
+    }
+
+    @Override
+    public int getItemCount() {
+        return entryList != null ? entryList.size() : 0;
+    }
+
+    class ItemHolder extends RecyclerView.ViewHolder {
+
+        private final ImageView imageView;
+        private final ImageView favIcon;
+
+        ItemHolder(@NonNull View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.image_view);
+            favIcon = itemView.findViewById(R.id.btn_favorite);
+        }
+
+        void display(ImageTraceEntry data) {
+            final String originalPath = data.getPath();
+            final String displayPath = originalPath.startsWith("/data/user/")
+                    ? originalPath
+                    : "file:///android_asset/" + originalPath;
+
+            Glide.with(contextRef)
+                    .load(displayPath)
+                    .transform(new CenterCrop(), new RoundedCorners(32))
+                    .placeholder(R.mipmap.placeholder)
+                    .error(R.mipmap.placeholder)
+                    .into(imageView);
+
+            imageView.setOnClickListener(view -> {
+                Intent showIntent = new Intent(contextRef, ImageTraceActivity.class);
+                showIntent.putExtra("imagePath", originalPath);
+                contextRef.startActivity(showIntent);
+            });
+
+            favIcon.setImageResource(data.isFavorite() ? R.drawable.like : R.drawable.dislike);
+
+            favIcon.setOnClickListener(view -> {
+                boolean toggledFavorite = !data.isFavorite();
+                data.setFavorite(toggledFavorite);
+
+                Executors.newSingleThreadExecutor().execute(() -> {
+                    AppDatabase.getInstance(contextRef).imageTraceEntryDao().update(data);
+                });
+
+                int adapterPosition = getAdapterPosition();
+                if (adapterPosition != RecyclerView.NO_POSITION) {
+                    notifyItemChanged(adapterPosition);
+                }
+            });
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/database/AppDatabase.java b/app/src/main/java/com/ar/imagetracear/database/AppDatabase.java
new file mode 100644
index 0000000..9688dce
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/database/AppDatabase.java
@@ -0,0 +1,30 @@
+package com.ar.imagetracear.database;
+
+import android.content.Context;
+
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
+
+import com.ar.imagetracear.MyApplication;
+
+@Database(entities = {ImageTraceEntry.class}, version = MyApplication.DATABASE_VERSION, exportSchema = false)
+public abstract class AppDatabase extends RoomDatabase {
+
+    public abstract ImageTraceEntryDao imageTraceEntryDao();
+
+    private static volatile AppDatabase INSTANCE;
+
+    public static AppDatabase getInstance(Context context) {
+        if (INSTANCE == null) {
+            synchronized (AppDatabase.class) {
+                if (INSTANCE == null) {
+                    INSTANCE = Room.databaseBuilder(context.getApplicationContext(),
+                                    AppDatabase.class, MyApplication.DATABASE_NAME)
+                            .build();
+                }
+            }
+        }
+        return INSTANCE;
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntry.java b/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntry.java
new file mode 100644
index 0000000..cbc4fd1
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntry.java
@@ -0,0 +1,57 @@
+package com.ar.imagetracear.database;
+
+import androidx.room.Entity;
+import androidx.room.PrimaryKey;
+
+import java.io.Serializable;
+
+@Entity(tableName = "imageTrace_entry")
+public class ImageTraceEntry implements Serializable {
+
+    @PrimaryKey(autoGenerate = true)
+    private int id;
+
+    private String path;
+
+    private boolean type;
+
+    private boolean isFavorite;
+
+    public ImageTraceEntry(boolean isFavorite, Boolean type, String path) {
+        this.isFavorite = isFavorite;
+        this.type = type;
+        this.path = path;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getPath() {
+        return path;
+    }
+
+    public void setPath(String path) {
+        this.path = path;
+    }
+
+    public boolean isType() {
+        return type;
+    }
+
+    public void setType(boolean type) {
+        this.type = type;
+    }
+
+    public boolean isFavorite() {
+        return isFavorite;
+    }
+
+    public void setFavorite(boolean favorite) {
+        isFavorite = favorite;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntryDao.java b/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntryDao.java
new file mode 100644
index 0000000..b2b67ee
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/database/ImageTraceEntryDao.java
@@ -0,0 +1,36 @@
+package com.ar.imagetracear.database;
+
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.Query;
+import androidx.room.Update;
+
+import java.util.List;
+
+@Dao
+public interface ImageTraceEntryDao {
+    @Insert
+    void insertAll(List<ImageTraceEntry> imageTraceEntry);
+
+    @Insert
+    void insert(ImageTraceEntry imageTraceEntry);
+
+    @Update
+    void update(ImageTraceEntry imageTraceEntry);
+
+    @Query("SELECT * FROM imageTrace_entry WHERE path LIKE :path || '/%' AND type = 0 ORDER BY id DESC")
+    LiveData<List<ImageTraceEntry>> getFileByPath(String path);
+
+    @Query("SELECT * FROM imageTrace_entry WHERE path LIKE :path || '/%' AND type = 0 ORDER BY id DESC LIMIT 1")
+    LiveData<List<ImageTraceEntry>> getFileByPathLimitOne(String path);
+
+    @Query("SELECT * FROM imageTrace_entry WHERE type = 1 ")
+    LiveData<List<ImageTraceEntry>> getImportLive();
+
+    @Query("SELECT * FROM imageTrace_entry WHERE type = 1 ")
+    List<ImageTraceEntry> getImport();
+
+    @Query("SELECT * FROM imageTrace_entry WHERE isFavorite = 1 ")
+    LiveData<List<ImageTraceEntry>> getFavorite();
+}
diff --git a/app/src/main/java/com/ar/imagetracear/fragment/CollectionFragment.java b/app/src/main/java/com/ar/imagetracear/fragment/CollectionFragment.java
new file mode 100644
index 0000000..e327e10
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/fragment/CollectionFragment.java
@@ -0,0 +1,69 @@
+package com.ar.imagetracear.fragment;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.Observer;
+import androidx.recyclerview.widget.GridLayoutManager;
+
+
+import com.ar.imagetracear.databinding.FragmentCollectionBinding;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.adapter.SubListAdapter;
+import com.ar.imagetracear.utils.ItemDecoration;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class CollectionFragment extends Fragment {
+    private FragmentCollectionBinding viewBinding;
+    private SubListAdapter imageAdapter;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedState) {
+        viewBinding = FragmentCollectionBinding.inflate(inflater, container, false);
+
+        initGridList();
+        retrieveFavorites();
+
+        return viewBinding.getRoot();
+    }
+
+    private void initGridList() {
+        Context context = requireContext();
+        viewBinding.recyclerview.setLayoutManager(new GridLayoutManager(context, 2));
+
+        imageAdapter = new SubListAdapter(context, new ArrayList<>());
+        viewBinding.recyclerview.setAdapter(imageAdapter);
+
+        ItemDecoration spacing = new ItemDecoration(16, 19, 10);
+        viewBinding.recyclerview.addItemDecoration(spacing);
+    }
+
+    private void retrieveFavorites() {
+        AppDatabase database = AppDatabase.getInstance(requireContext());
+        database.imageTraceEntryDao().getFavorite().observe(getViewLifecycleOwner(), new Observer<List<ImageTraceEntry>>() {
+            @Override
+            public void onChanged(List<ImageTraceEntry> resultList) {
+                updateEmptyHint(resultList);
+                imageAdapter.updateEntries(resultList);
+            }
+        });
+    }
+
+    private void updateEmptyHint(List<ImageTraceEntry> items) {
+        boolean hasData = items != null && !items.isEmpty();
+        viewBinding.backgroundText.setVisibility(hasData ? View.GONE : View.VISIBLE);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        viewBinding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/fragment/HomeFragment.java b/app/src/main/java/com/ar/imagetracear/fragment/HomeFragment.java
new file mode 100644
index 0000000..421f402
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/fragment/HomeFragment.java
@@ -0,0 +1,97 @@
+package com.ar.imagetracear.fragment;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.GridLayoutManager;
+
+
+import com.ar.imagetracear.databinding.FragmentHomeBinding;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.adapter.HomeAdapter;
+import com.ar.imagetracear.utils.ItemDecoration;
+import com.ar.imagetracear.utils.Names;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+public class HomeFragment extends Fragment {
+    private FragmentHomeBinding viewBinding;
+    private final List<String> categoryNames = Names.getAllImage();
+    private final List<String> labelNames = new ArrayList<>();
+    private HomeAdapter homeListAdapter;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        viewBinding = FragmentHomeBinding.inflate(inflater, container, false);
+
+        prepareLabels();
+        initializeGridList();
+        fetchAllCategoryThumbnails(categoryNames);
+
+        return viewBinding.getRoot();
+    }
+
+    private void prepareLabels() {
+        for (String item : categoryNames) {
+            if (item.length() > 4) {
+                labelNames.add(item.substring(4));
+            } else {
+                labelNames.add(item);
+            }
+        }
+    }
+
+    private void initializeGridList() {
+        viewBinding.recyclerview.setLayoutManager(new GridLayoutManager(getContext(), 1));
+        homeListAdapter = new HomeAdapter(requireActivity(), new ArrayList<>(), categoryNames, labelNames);
+        viewBinding.recyclerview.setAdapter(homeListAdapter);
+        viewBinding.recyclerview.addItemDecoration(new ItemDecoration(16, 19, 10));
+    }
+
+    private void fetchAllCategoryThumbnails(List<String> allCategories) {
+        int expectedSize = allCategories.size();
+        Map<Integer, List<ImageTraceEntry>> cacheMap = new HashMap<>();
+
+        for (int index = 0; index < expectedSize; index++) {
+            final int currentIndex = index;
+            String key = allCategories.get(currentIndex);
+
+            AppDatabase.getInstance(requireContext())
+                    .imageTraceEntryDao()
+                    .getFileByPathLimitOne(key)
+                    .observe(getViewLifecycleOwner(), imageList -> {
+                        cacheMap.put(currentIndex, imageList);
+                        if (cacheMap.size() == expectedSize) {
+                            aggregateAndDisplay(cacheMap, expectedSize);
+                        }
+                    });
+        }
+    }
+
+    private void aggregateAndDisplay(Map<Integer, List<ImageTraceEntry>> resultData, int count) {
+        List<ImageTraceEntry> mergedList = new CopyOnWriteArrayList<>();
+
+        for (int idx = 0; idx < count; idx++) {
+            List<ImageTraceEntry> section = resultData.get(idx);
+            if (section != null && !section.isEmpty()) {
+                mergedList.addAll(section);
+            }
+        }
+
+        homeListAdapter.updateData(mergedList);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        viewBinding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/fragment/ImportFragment.java b/app/src/main/java/com/ar/imagetracear/fragment/ImportFragment.java
new file mode 100644
index 0000000..6fa535c
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/fragment/ImportFragment.java
@@ -0,0 +1,171 @@
+package com.ar.imagetracear.fragment;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.LiveData;
+import androidx.recyclerview.widget.GridLayoutManager;
+
+
+import com.ar.imagetracear.databinding.FragmentImportBinding;
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.database.ImageTraceEntryDao;
+import com.ar.imagetracear.adapter.ImportAdapter;
+import com.ar.imagetracear.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;
+
+public class ImportFragment extends Fragment implements ImportAdapter.OnHeaderClickListener {
+    private FragmentImportBinding binding;
+    private ImportAdapter adapter;
+    private ImageTraceEntryDao dbDao;
+    private final List<String> pathCache = new ArrayList<>();
+    private static final int IMAGE_SIZE_LIMIT = 5 * 1024 * 1024;
+
+    private final ActivityResultLauncher<Intent> pickerLauncher = registerForActivityResult(
+            new ActivityResultContracts.StartActivityForResult(),
+            result -> {
+                if (result.getResultCode() == Activity.RESULT_OK && result.getData() != null) {
+                    Uri selected = result.getData().getData();
+                    if (selected != null) {
+                        handlePickedImage(selected);
+                    }
+                }
+            });
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        binding = FragmentImportBinding.inflate(inflater, container, false);
+
+        initializeDatabase();
+        prepareImageGrid();
+        subscribeToImageUpdates();
+
+        return binding.getRoot();
+    }
+
+    private void initializeDatabase() {
+        dbDao = AppDatabase.getInstance(requireContext()).imageTraceEntryDao();
+    }
+
+    private void prepareImageGrid() {
+        binding.recyclerview.setLayoutManager(new GridLayoutManager(requireContext(), 2));
+        binding.recyclerview.addItemDecoration(new ItemDecoration(16, 19, 10));
+        adapter = new ImportAdapter(new ArrayList<>(), requireActivity(), this);
+        binding.recyclerview.setAdapter(adapter);
+    }
+
+    private void subscribeToImageUpdates() {
+        LiveData<List<ImageTraceEntry>> liveImages = dbDao.getImportLive();
+        liveImages.observe(getViewLifecycleOwner(), updated -> adapter.updateList(updated));
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        adapter.notifyDataSetChanged();
+    }
+
+    @Override
+    public void onHeaderClick() {
+        openImageChooser();
+    }
+
+    private void openImageChooser() {
+        Intent intent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+        pickerLauncher.launch(intent);
+    }
+
+    private void handlePickedImage(Uri uri) {
+        try {
+            if (checkImageSize(uri)) {
+                persistImage(uri);
+            } else {
+                Toast.makeText(requireContext(), "Image too large", Toast.LENGTH_SHORT).show();
+            }
+        } catch (IOException ex) {
+            Toast.makeText(requireContext(), "Error reading image: " + ex.getMessage(), Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    private boolean checkImageSize(Uri uri) throws IOException {
+        try (InputStream input = requireContext().getContentResolver().openInputStream(uri)) {
+            return input != null && input.available() <= IMAGE_SIZE_LIMIT;
+        }
+    }
+
+    private void persistImage(Uri uri) {
+        try {
+            InputStream input = requireContext().getContentResolver().openInputStream(uri);
+            Bitmap bitmap = BitmapFactory.decodeStream(input);
+            if (bitmap == null) {
+                Toast.makeText(requireContext(), "Cannot decode image", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            File targetFile = new File(requireContext().getFilesDir(), System.currentTimeMillis() + ".jpg");
+            try (FileOutputStream out = new FileOutputStream(targetFile)) {
+                bitmap.compress(Bitmap.CompressFormat.JPEG, 100, out);
+            }
+            if (input != null) input.close();
+
+            saveToDb(targetFile.getAbsolutePath(), targetFile);
+
+        } catch (IOException e) {
+            Toast.makeText(requireContext(), "Failed to save image: " + e.getMessage(), Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    private void saveToDb(String imagePath, File file) {
+        new Thread(() -> {
+            if (imageAlreadyExists(imagePath, file)) {
+                requireActivity().runOnUiThread(() ->
+                        Toast.makeText(requireContext(), "Duplicate image", Toast.LENGTH_SHORT).show());
+                file.delete();
+                return;
+            }
+            pathCache.add(imagePath);
+            dbDao.insert(new ImageTraceEntry(false, true, imagePath));
+        }).start();
+    }
+
+    private boolean imageAlreadyExists(String imagePath, File fileToCheck) {
+        for (String existing : pathCache) {
+            if (sameFileSize(new File(existing), fileToCheck)) return true;
+        }
+        List<ImageTraceEntry> stored = dbDao.getImport();
+        for (ImageTraceEntry item : stored) {
+            if (sameFileSize(new File(item.getPath()), fileToCheck)) return true;
+        }
+        return false;
+    }
+
+    private boolean sameFileSize(File a, File b) {
+        return a.length() == b.length();
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        binding = null;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/topon/AdListener.java b/app/src/main/java/com/ar/imagetracear/topon/AdListener.java
new file mode 100644
index 0000000..39cf061
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/AdListener.java
@@ -0,0 +1,10 @@
+package com.ar.imagetracear.topon;
+
+public interface AdListener {
+    void loadFail(String placeId);
+    void showSuccess();
+
+    void showFail();
+
+    void showClose();
+}
diff --git a/app/src/main/java/com/ar/imagetracear/topon/AdManager.java b/app/src/main/java/com/ar/imagetracear/topon/AdManager.java
new file mode 100644
index 0000000..f306f2e
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/AdManager.java
@@ -0,0 +1,250 @@
+package com.ar.imagetracear.topon;
+
+import android.app.Activity;
+import android.os.CountDownTimer;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+
+import com.anythink.core.api.ATAdInfo;
+import com.anythink.core.api.AdError;
+import com.anythink.interstitial.api.ATInterstitial;
+import com.anythink.interstitial.api.ATInterstitialListener;
+import com.ar.imagetracear.MyApplication;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class AdManager {
+
+    private static final int type_no_cache = 0;
+    private static final int type_has_cache = 1;
+    private static final int type_show_success = 2;
+    private static final int type_show_close = 3;
+    private static final int type_show_fail = 4;
+
+    /**
+     ImageTrace_INTER_3
+     n6847dd761105c
+     ImageTrace_INTER_2
+     n6847dd570a50d
+     ImageTrace_INTER_1
+     n6847dd408d2e0
+     */
+
+    private static final String place1Id = "n6847dd408d2e0";
+    private static final String place2Id = "n6847dd570a50d";
+    private static final String place3Id = "n6847dd761105c";
+
+
+    private static boolean place1LoadFail = false;
+    private static boolean place2LoadFail = false;
+    private static boolean place3LoadFail = false;
+
+    private static boolean alreadyShow = false;
+
+    private static List<ATInterstitial> list = new ArrayList<>();
+
+
+    public static void loadAllAd() {
+        if (list.isEmpty()) {
+            ATInterstitial mInterstitialAd1 = new ATInterstitial(MyApplication.getContext(), place1Id);
+            ATInterstitial mInterstitialAd2 = new ATInterstitial(MyApplication.getContext(), place2Id);
+            ATInterstitial mInterstitialAd3 = new ATInterstitial(MyApplication.getContext(), place3Id);
+            list.add(mInterstitialAd1);
+            list.add(mInterstitialAd2);
+            list.add(mInterstitialAd3);
+        }
+        for (ATInterstitial ad : list) {
+            if (!ad.isAdReady()) {
+                setCallBack(ad, new AdListener() {
+                    @Override
+                    public void loadFail(@NonNull String placeId) {
+                        if (placeId.equals(place1Id)) {
+                            place1LoadFail = true;
+                        }
+                        if (placeId.equals(place2Id)) {
+                            place2LoadFail = true;
+                        }
+                        if (placeId.equals(place3Id)) {
+                            place3LoadFail = true;
+                        }
+                    }
+
+                    @Override
+                    public void showSuccess() {
+
+                    }
+
+                    @Override
+                    public void showFail() {
+
+                    }
+
+                    @Override
+                    public void showClose() {
+
+                    }
+                });
+                ad.load();
+            }
+        }
+
+    }
+
+    private static ATInterstitial getReadyAd() {
+        Collections.shuffle(list);
+        for (ATInterstitial ad : list) {
+            if (ad.isAdReady()) {
+                Log.d(MyApplication.TAG, "-has Cache------------");
+                return ad;
+            }
+        }
+        Log.d(MyApplication.TAG, "-No Cache------------");
+        return null;
+    }
+
+    private static void setCallBack(ATInterstitial ad, AdListener listener) {
+        ad.setAdListener(new ATInterstitialListener() {
+
+
+            @Override
+            public void onInterstitialAdLoaded() {
+                Log.d(MyApplication.TAG, "LoadLoaded   " + ad.mPlacementId);
+            }
+
+            @Override
+            public void onInterstitialAdLoadFail(AdError adError) {
+                listener.loadFail(ad.mPlacementId);
+                Log.d(MyApplication.TAG, "LoadFail:--" + ad.mPlacementId + "--" + adError.getCode() + "---" + adError.getDesc());
+            }
+
+            @Override
+            public void onInterstitialAdClicked(ATAdInfo atAdInfo) {
+
+            }
+
+            @Override
+            public void onInterstitialAdShow(ATAdInfo atAdInfo) {
+                Log.d(MyApplication.TAG, "AdShow " + atAdInfo.getShowId());
+                listener.showSuccess();
+                ad.load();
+            }
+
+            @Override
+            public void onInterstitialAdClose(ATAdInfo atAdInfo) {
+                listener.showClose();
+            }
+
+            @Override
+            public void onInterstitialAdVideoStart(ATAdInfo atAdInfo) {
+
+            }
+
+            @Override
+            public void onInterstitialAdVideoEnd(ATAdInfo atAdInfo) {
+
+            }
+
+            @Override
+            public void onInterstitialAdVideoError(AdError adError) {
+
+            }
+        });
+    }
+
+    public static void setAlreadyShow() {
+        alreadyShow = false;
+    }
+
+
+    public static CountDownTimer showWelcomeAd(
+            Activity activity,
+            Long totalTim,
+            CountAction countAction,
+            GoMainAction goMain
+    ) {
+
+        CountDownTimer timer = new CountDownTimer(totalTim, 100) {
+            @Override
+            public void onTick(long millisUntilFinished) {
+                countAction.onCount(millisUntilFinished);
+                if (!alreadyShow) {
+                    showAD(activity, new AdStatusAction() {
+                        @Override
+                        public void onStatus(int adType) {
+                            if (adType == type_has_cache) {
+                                alreadyShow = true;
+                            }
+                            if (adType == type_show_close || adType == type_show_fail) {
+                                goMain.onGo();
+                            }
+
+                        }
+                    });
+                }
+            }
+
+            @Override
+            public void onFinish() {
+                if (!alreadyShow) {
+                    showTopOn(activity, new onActionListener() {
+                        @Override
+                        public void onAction() {
+                            goMain.onGo();
+                        }
+                    });
+                }
+            }
+        };
+
+
+        return timer;
+    }
+
+    private static void showAD(Activity activity, AdStatusAction action) {
+        ATInterstitial readyAd = getReadyAd();
+        if (readyAd != null) {
+            action.onStatus(type_has_cache);
+            setCallBack(readyAd, new AdListener() {
+                @Override
+                public void loadFail(@NonNull String placeId) {
+
+                }
+
+                @Override
+                public void showSuccess() {
+                    action.onStatus(type_show_success);
+                }
+
+                @Override
+                public void showFail() {
+                    action.onStatus(type_show_fail);
+                }
+
+                @Override
+                public void showClose() {
+                    action.onStatus(type_show_close);
+                }
+            });
+            readyAd.show(activity);
+        } else {
+            action.onStatus(type_no_cache);
+
+        }
+    }
+
+
+    public static void showTopOn(Activity activity, onActionListener listener) {
+        showAD(activity, new AdStatusAction() {
+            @Override
+            public void onStatus(int adType) {
+                if (adType == type_no_cache || adType == type_show_close || adType == type_show_fail) {
+                    listener.onAction();
+                }
+            }
+        });
+
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/topon/AdStatusAction.java b/app/src/main/java/com/ar/imagetracear/topon/AdStatusAction.java
new file mode 100644
index 0000000..5a1eb42
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/AdStatusAction.java
@@ -0,0 +1,5 @@
+package com.ar.imagetracear.topon;
+
+public interface AdStatusAction {
+    void onStatus(int adType);
+}
diff --git a/app/src/main/java/com/ar/imagetracear/topon/CountAction.java b/app/src/main/java/com/ar/imagetracear/topon/CountAction.java
new file mode 100644
index 0000000..7fade87
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/CountAction.java
@@ -0,0 +1,5 @@
+package com.ar.imagetracear.topon;
+
+public interface CountAction {
+    void onCount(long millisUntilFinished);
+}
diff --git a/app/src/main/java/com/ar/imagetracear/topon/GoMainAction.java b/app/src/main/java/com/ar/imagetracear/topon/GoMainAction.java
new file mode 100644
index 0000000..d28a906
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/GoMainAction.java
@@ -0,0 +1,5 @@
+package com.ar.imagetracear.topon;
+
+public interface GoMainAction {
+    void onGo();
+}
diff --git a/app/src/main/java/com/ar/imagetracear/topon/onActionListener.java b/app/src/main/java/com/ar/imagetracear/topon/onActionListener.java
new file mode 100644
index 0000000..e1159f4
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/topon/onActionListener.java
@@ -0,0 +1,6 @@
+package com.ar.imagetracear.topon;
+
+public interface onActionListener {
+
+    void  onAction();
+}
diff --git a/app/src/main/java/com/ar/imagetracear/upload/AESUtils.kt b/app/src/main/java/com/ar/imagetracear/upload/AESUtils.kt
new file mode 100644
index 0000000..a5c02f9
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/upload/AESUtils.kt
@@ -0,0 +1,105 @@
+package com.ar.imagetracear.upload
+
+import android.app.Activity
+import android.util.Base64
+import java.security.SecureRandom
+import javax.crypto.Cipher
+import javax.crypto.KeyGenerator
+import javax.crypto.SecretKey
+import javax.crypto.spec.IvParameterSpec
+import javax.crypto.spec.SecretKeySpec
+
+
+object AESUtils {
+//    private const val AES_MODE = "AES/CBC/PKCS5Padding"
+    private const val AES_MODE = "AES"
+    private const val AES_ALGORITHM = "AES"
+    private const val AES_KEY_SIZE = 256 // 支持 128/192/256
+
+    /**
+     * 生成 AES 密钥
+     */
+    fun generateAESKey(): String {
+        val keyGenerator = KeyGenerator.getInstance(AES_ALGORITHM)
+        keyGenerator.init(AES_KEY_SIZE, SecureRandom())
+        val secretKey: SecretKey = keyGenerator.generateKey()
+        return Base64.encodeToString(secretKey.encoded, Base64.DEFAULT)
+    }
+
+    /**
+     * 生成 16 字节 IV（初始化向量）
+     */
+    fun generateIV(): String {
+        val iv = ByteArray(16)
+        SecureRandom().nextBytes(iv)
+        return Base64.encodeToString(iv, Base64.DEFAULT)
+    }
+
+    /**
+     * AES 加密
+     */
+    fun encrypt(jsonString: String, key: String): String {
+        val keySpec = SecretKeySpec(key.toByteArray(Charsets.UTF_8), AES_ALGORITHM)
+        val ivSpec = IvParameterSpec(key.toByteArray(Charsets.UTF_8))
+
+        val cipher = Cipher.getInstance(AES_MODE)
+        cipher.init(Cipher.ENCRYPT_MODE, keySpec)
+
+        val encryptedBytes = cipher.doFinal(jsonString.toByteArray(Charsets.UTF_8))
+        return Base64.encodeToString(encryptedBytes, Base64.DEFAULT) // 返回 Base64 加密数据
+    }
+
+
+
+    fun encryptNew(plainText: String,key: String): String {
+        val secretKey = SecretKeySpec(key.toByteArray(), AES_MODE)
+        val cipher = Cipher.getInstance(AES_MODE)
+        cipher.init(Cipher.ENCRYPT_MODE, secretKey)
+        val encryptedBytes = cipher.doFinal(plainText.toByteArray())
+        return Base64.encodeToString(encryptedBytes, Base64.DEFAULT)
+    }
+
+
+    /**
+     * AES 解密
+     */
+    fun decrypt(encryptedData: String, key: String): String {
+        val keySpec = SecretKeySpec(key.toByteArray(Charsets.UTF_8), AES_ALGORITHM)
+        val ivSpec = IvParameterSpec(key.toByteArray(Charsets.UTF_8))
+
+        val cipher = Cipher.getInstance(AES_MODE)
+        cipher.init(Cipher.DECRYPT_MODE, keySpec)
+
+        val decryptedBytes = cipher.doFinal(Base64.decode(encryptedData, Base64.DEFAULT))
+        return String(decryptedBytes, Charsets.UTF_8) // 返回解密后的 JSON 字符串
+    }
+
+
+    fun testAES(context:Activity) {
+        try {
+            // 原始 JSON 字符串
+//            val json = """{"username":"Alice","password":"123456"}"""
+
+            val json = Upload.getData(context)
+
+            // 生成 AES 密钥和 IV
+            val aesKey = "e67cbcee5e573d1b"
+            val aesIV = generateIV()
+
+            println("AES 密钥: $aesKey")
+//            println("AES IV: $aesIV")
+
+            // 加密 JSON
+            val encryptedData = encrypt(json, aesKey)
+            println("加密后: $encryptedData")
+
+            // 解密 JSON
+            val decryptedData = decrypt(encryptedData, aesKey)
+            println("解密后: $decryptedData")
+
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+    }
+
+}
diff --git a/app/src/main/java/com/ar/imagetracear/upload/Http.kt b/app/src/main/java/com/ar/imagetracear/upload/Http.kt
new file mode 100644
index 0000000..c371215
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/upload/Http.kt
@@ -0,0 +1,72 @@
+package com.ar.imagetracear.upload
+
+import android.app.Activity
+import android.util.Log
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import okhttp3.Call
+import okhttp3.Callback
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody
+import okhttp3.Response
+import okhttp3.logging.HttpLoggingInterceptor
+import org.json.JSONObject
+import java.io.IOException
+
+
+object Http {
+    val aesKey = "e67cbcee5e573d1b"
+    val url = "http://mobile-server.lux-ad.com:58077/api/mobile/save"
+
+
+    fun makeGetRequest(context: Activity) {
+        val logging = HttpLoggingInterceptor()
+        logging.setLevel(HttpLoggingInterceptor.Level.BODY)
+
+
+
+        GlobalScope.launch(Dispatchers.IO) {
+            val data = Upload.getData(context)
+
+            withContext(Dispatchers.Main){
+                val encryptJson = AESUtils.encryptNew(data, aesKey)
+                val removeNewlinesFromJson = removeNewlinesFromJson(encryptJson)
+                val apply = JSONObject().apply {
+                    put("encrypted", removeNewlinesFromJson)
+                }
+                val client: OkHttpClient = OkHttpClient.Builder()
+                    .addInterceptor(logging)
+                    .build()
+//        val client = OkHttpClient()
+                val requestBody: RequestBody =
+                    apply.toString().toRequestBody("application/json; charset=utf-8".toMediaType())
+
+                val request: Request = Request.Builder()
+                    .url(url)
+                    .post(requestBody)
+                    .build()
+                client.newCall(request).enqueue(object : Callback {
+                    override fun onFailure(call: Call, e: IOException) {
+                        Log.e("==================", "onFailure  e=${e.message}")
+                    }
+
+                    override fun onResponse(call: Call, response: Response) {
+                        Log.e("==================", "response=${response.code}  ${response.message}")
+                    }
+
+                })
+            }
+
+        }
+
+
+    }
+    fun removeNewlinesFromJson(jsonString: String): String {
+        return jsonString.replace("\n", "").replace("\r", "")
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/upload/SaveUtils.kt b/app/src/main/java/com/ar/imagetracear/upload/SaveUtils.kt
new file mode 100644
index 0000000..c413303
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/upload/SaveUtils.kt
@@ -0,0 +1,47 @@
+package com.ar.imagetracear.upload
+
+import android.content.Context
+import android.content.SharedPreferences
+import com.ar.imagetracear.MyApplication
+
+
+object SaveUtils {
+
+
+    val IS_POST = MyApplication.getContext().packageName+"is_post"
+    private var shared: SharedPreferences? = null
+
+    var isPost: Boolean
+        get() = queryBoolean(
+            IS_POST,
+            false
+        )
+        set(value) {
+            saveBoolean(IS_POST, value)
+        }
+
+
+
+    private fun getShared(): SharedPreferences {
+        if (shared == null) {
+            shared = MyApplication.getContext().getSharedPreferences("Wallpaper", Context.MODE_PRIVATE)
+        }
+        return shared!!
+
+    }
+
+
+    fun saveBoolean(key: String, value: Boolean) {
+        getShared().edit()
+            .putBoolean(key, value).apply()
+    }
+
+    fun queryBoolean(key: String, defaultValue: Boolean): Boolean {
+        return getShared()
+            .getBoolean(key, defaultValue)
+    }
+
+
+
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/upload/Upload.kt b/app/src/main/java/com/ar/imagetracear/upload/Upload.kt
new file mode 100644
index 0000000..305f095
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/upload/Upload.kt
@@ -0,0 +1,353 @@
+package com.ar.imagetracear.upload
+
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.content.Context
+import android.content.pm.PackageInfo
+import android.content.pm.PackageManager
+import android.location.Location
+import android.net.wifi.WifiInfo
+import android.net.wifi.WifiManager
+import android.os.BatteryManager
+import android.os.Build
+import android.os.SystemClock
+import android.provider.Settings
+import android.telephony.TelephonyManager
+import android.text.format.Formatter
+import android.util.Log
+import android.webkit.WebView
+import com.google.android.gms.ads.identifier.AdvertisingIdClient
+import org.json.JSONObject
+import java.io.File
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
+import java.util.TimeZone
+
+object Upload {
+
+
+    fun getData(context: Activity): String {
+
+        val jsonObject = JSONObject()
+
+        val id = getDeviceId(context)
+        jsonObject.put("gaid", id)
+
+        getWebViewPackageInfo(context)?.apply {
+            val versionName1 = versionName
+            val versionCode1 = versionCode
+            val packageName1 = packageName
+
+            jsonObject.put("webVersionName", versionName)
+            jsonObject.put("webVersionCode", versionCode)
+            jsonObject.put("webPackageName", packageName)
+//            Log.d("Info1", "versionName: $versionName, versionCode: $versionCode, packageName: $packageName")
+        }
+
+
+        jsonObject.put("brand", Build.BRAND)
+        jsonObject.put("manufacturer", Build.MANUFACTURER)
+        jsonObject.put("model", Build.MODEL)
+        jsonObject.put("product", Build.PRODUCT)
+        jsonObject.put("device", Build.DEVICE)
+        jsonObject.put("board", Build.BOARD)
+        jsonObject.put("hardware", Build.HARDWARE)
+        jsonObject.put("fingerPrint", Build.FINGERPRINT)
+        jsonObject.put("buildId", Build.ID)
+        jsonObject.put("display", Build.DISPLAY)
+        jsonObject.put("type", Build.TYPE)
+        jsonObject.put("user", Build.USER)
+        jsonObject.put("host", Build.HOST)
+        jsonObject.put("tags", Build.TAGS)
+        jsonObject.put("serial", Build.SERIAL)
+        jsonObject.put("bootloader", Build.BOOTLOADER)
+        jsonObject.put("sdkInt", Build.VERSION.SDK_INT)
+        jsonObject.put("androidVersion", Build.VERSION.RELEASE)
+        jsonObject.put("baseOs", Build.VERSION.BASE_OS)
+        jsonObject.put("incremental", Build.VERSION.INCREMENTAL)
+        jsonObject.put("codename", Build.VERSION.CODENAME)
+
+
+        val androidID = getAndroidID(context)
+        jsonObject.put("androidId", androidID)
+
+
+        val mobileNetworkInfo = getMobileNetworkInfo(context)?.let {
+            //SIM卡的运营商名称
+            it.networkOperatorName
+            //SIM卡的运营商代码
+            it.simOperator
+            //国家代码
+            it.simCountryIso
+            //SIM 卡状态
+            it.simState
+            jsonObject.put("simOperator", it.simOperator)
+            jsonObject.put("simOperatorName", it.networkOperatorName)
+            jsonObject.put("simCountry", it.simCountryIso)
+            jsonObject.put("simState", it.simState)
+
+//            if (ActivityCompat.checkSelfPermission(
+//                    context,
+//                    Manifest.permission.READ_PHONE_STATE
+//                ) != PackageManager.PERMISSION_GRANTED
+//            ) {
+//               //没有权限
+//                Log.e("==================", "无法获取phone权限")
+//                return@let
+//            } else {
+//                //网络类型
+//                val networkType = getNet(it.networkType)
+//                jsonObject.put("networkType",networkType)
+//            }
+
+
+        }
+        getWifiInfo(context).let { wifiInfo ->
+            val ssid = wifiInfo.ssid // WiFi 名称
+            val bssid = wifiInfo.bssid // 路由器 MAC 地址
+            val ip = wifiInfo.ipAddress
+            val ipAddress: String = Formatter.formatIpAddress(ip) // IP 地址
+//            Log.d("WiFi Info", "SSID: $ssid, BSSID: $bssid, IP: $ipAddress")
+
+            jsonObject.put("wifiSSID", ssid)
+            jsonObject.put("wifiBSSID", bssid)
+
+        }
+
+//        getLastLocation(context){location->
+//           location?.let {
+//               val latitude: Double = location.latitude
+//               val longitude: Double = location.longitude
+//               val accuracy = location.accuracy // 获取精度（米）
+//               jsonObject.put("longitude",longitude)
+//               jsonObject.put("latitude",latitude)
+////               jsonObject.put("randomOffset",latitude)
+//               Log.d("Location", "纬度: $latitude, 经度: $longitude")
+//           }
+//        }
+
+        //电池电量
+        val batteryInfo = getBatteryInfo(context)
+        jsonObject.put("batteryLevel", batteryInfo)
+
+        //处理器核心数
+        val coreCount = Runtime.getRuntime().availableProcessors()
+        jsonObject.put("availableProcessors", coreCount)
+
+        //系统启动时长
+//        val convertTimestampToDate =
+//            convertTimestampToDate(System.currentTimeMillis() - SystemClock.elapsedRealtime())
+//        val systemUptime = getSystemUptime()
+        jsonObject.put("systemStarTime", SystemClock.elapsedRealtime())
+
+        //应用程序 APK 文件的最后修改时间
+        val installTime = getInstallTime(context)
+        jsonObject.put("apkLastModified", installTime)
+
+        //安装来源
+        val installSource = getInstallSourceNew(context)
+        jsonObject.put("installerPkg", installSource)
+
+
+        Log.d("===================================", jsonObject.toString())
+        return jsonObject.toString()
+
+    }
+
+
+    fun getInstallSource(context: Context): String? {
+        val packageManager = context.packageManager
+        val installer = packageManager.getInstallerPackageName(context.packageName)
+        return installer ?: "未知"
+    }
+
+    fun getInstallSourceNew(context: Context): String? {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { // API 30+
+            try {
+                val packageManager = context.packageManager
+                val installSourceInfo = packageManager.getInstallSourceInfo(context.packageName)
+                installSourceInfo.installingPackageName // 安装来源
+            } catch (e: PackageManager.NameNotFoundException) {
+                "未知"
+            }
+        } else {
+            getInstallSource(context) // 兼容 API 30 以下
+        }
+    }
+
+    fun getSystemUptime(): String {
+        val uptimeMillis = SystemClock.elapsedRealtime() // 设备启动后的毫秒数
+        val uptimeSeconds = uptimeMillis / 1000
+        val hours = uptimeSeconds / 3600
+        val minutes = uptimeSeconds % 3600 / 60
+        val seconds = uptimeSeconds % 60
+        val uptimeFormatted = "$hours 小时 $minutes 分钟 $seconds 秒"
+        Log.d("DeviceInfo", "系统运行时间: $uptimeFormatted")
+        return uptimeFormatted
+    }
+
+    private fun getLastLocation(context: Activity, result: (location: Location?) -> Unit) {
+//        val fusedLocationClient = LocationServices.getFusedLocationProviderClient(context)
+//
+//        if (ActivityCompat.checkSelfPermission(
+//                context,
+//                Manifest.permission.ACCESS_FINE_LOCATION
+//            ) != PackageManager.PERMISSION_GRANTED || ActivityCompat.checkSelfPermission(
+//                context,
+//                Manifest.permission.ACCESS_COARSE_LOCATION
+//            ) != PackageManager.PERMISSION_GRANTED
+//        ) {
+//            Log.e("==================", "无法获取位置权限")
+//            return
+//        }
+//        fusedLocationClient.lastLocation
+//            .addOnSuccessListener(context, object : OnSuccessListener<Location?> {
+//                override fun onSuccess(location: Location?) {
+//                    result.invoke(location)
+//                    if (location != null) {
+//                    } else {
+//
+//                        Log.e("Location", "无法获取位置")
+//                    }
+//                }
+//            })
+    }
+
+    fun getInstallTime(context: Context): String {
+        val lastModified = File(context.applicationInfo.sourceDir).lastModified()
+        return convertTimestampToDate(lastModified)
+    }
+
+//    fun getInstallSource(context: Context): String? {
+//        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+//            context.packageManager.getInstallSourceInfo(context.applicationInfo.packageName).installingPackageName
+//        } else {
+//            context.packageManager.getInstallerPackageName(context.applicationInfo.packageName)
+//        }
+//
+//    }
+
+    fun getBatteryInfo(context: Context): Int {
+        val batteryManager = context.getSystemService(Context.BATTERY_SERVICE) as BatteryManager
+        val batteryLevel =
+            batteryManager.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY) // 获取电池电量（0-100%）
+        val isCharging = batteryManager.isCharging // 是否在充电
+
+        return batteryLevel
+    }
+
+    /**
+     * ACCESS_FINE_LOCATION
+     *
+     * ACCESS_WIFI_STATE
+     */
+    fun getWifiInfo(context: Context): WifiInfo {
+        val wifiManager = context.getSystemService(Context.WIFI_SERVICE) as WifiManager
+        return wifiManager.connectionInfo
+
+    }
+
+
+    /**
+     * READ_PHONE_STATE
+     */
+    fun getMobileNetworkInfo(context: Context): TelephonyManager? {
+        val telephonyManager =
+            context.getSystemService(Context.TELEPHONY_SERVICE) as TelephonyManager
+        val operatorName = telephonyManager.networkOperatorName // 运营商名称
+
+
+        return telephonyManager
+
+
+//        Log.d("Mobile Network", "Operator: $operatorName, Type: $networkType")
+    }
+
+    fun getNet(networkType: Int): String {
+        return when (networkType) {
+            TelephonyManager.NETWORK_TYPE_LTE -> "4G"
+
+            TelephonyManager.NETWORK_TYPE_NR -> "5G（Android 11+）"
+
+            TelephonyManager.NETWORK_TYPE_HSPA -> "3G"
+
+            TelephonyManager.NETWORK_TYPE_GPRS -> "2G"
+            else -> ""
+        }
+    }
+
+    fun getWebViewPackageInfo(context: Activity): PackageInfo? {
+        val packageManager: PackageManager = context.packageManager
+
+        // 如果系统支持直接获取 WebView 包信息 (Android 7.0 及以上)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            return WebView.getCurrentWebViewPackage()
+        }
+        // 如果不支持，尝试通过常见的 WebView 包名来获取信息
+        val webviewPackageNames = listOf(
+            "com.google.android.webview",
+            "com.android.webview",
+            "com.android.chrome"
+        )
+        for (packageName in webviewPackageNames) {
+            try {
+                val packageInfo = packageManager.getPackageInfo(packageName, 0)
+                if (packageInfo != null) {
+                    return packageInfo
+                }
+            } catch (e: PackageManager.NameNotFoundException) {
+                // 忽略异常，继续尝试下一个包名
+            }
+        }
+        // 如果都没有找到，返回 null
+        return null
+    }
+
+    @SuppressLint("HardwareIds")
+    fun getAndroidID(context: Context): String? {
+        return Settings.Secure.getString(context.contentResolver, Settings.Secure.ANDROID_ID)
+    }
+
+
+    fun convertTimestampToDate(timestamp: Long): String {
+        // 创建 SimpleDateFormat 实例
+        val format = "yyyy-MM-dd HH:mm:ss"
+        val dateFormat = SimpleDateFormat(format, Locale.getDefault())
+        dateFormat.timeZone = TimeZone.getTimeZone("GMT") // 设置时区为 UTC，或者根据需要选择其他时区
+
+        // 将时间戳转换为 Date 对象
+        val date = Date(timestamp)
+
+        // 格式化 Date 对象为指定格式的字符串
+        return dateFormat.format(date)
+    }
+
+
+    fun getDeviceId(context: Context): String? =
+        try {
+            //  优先尝试获取 GAID
+            val adInfo = AdvertisingIdClient.getAdvertisingIdInfo(context)
+            if (!adInfo.isLimitAdTrackingEnabled && !adInfo.id.isNullOrEmpty()) {
+                Log.d("DeviceIdHelper", "Using GAID: ${adInfo.id}")
+                adInfo.id
+            } else {
+                Log.d("DeviceIdHelper", "GAID not available or user limited it, using AppSet ID")
+                null
+            }
+        } catch (e: Exception) {
+            Log.e("DeviceIdHelper", "GAID fetch failed: ${e.message}")
+            null
+        }
+
+    // ✅ 回退获取 App Set ID（Android 12+ 替代方案）
+//        return@withContext try {
+//            val appSetInfo: AppSetIdInfo = AppSet.getClient(context).appSetIdInfo.await()
+//            Log.d("DeviceIdHelper", "Using App Set ID: ${appSetInfo.id}")
+//            appSetInfo.id
+//        } catch (e: Exception) {
+//            Log.e("DeviceIdHelper", "App Set ID fetch failed: ${e.message}")
+//            null
+//        }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/utils/DisplayUtils.java b/app/src/main/java/com/ar/imagetracear/utils/DisplayUtils.java
new file mode 100644
index 0000000..ac66cb2
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/DisplayUtils.java
@@ -0,0 +1,18 @@
+package com.ar.imagetracear.utils;
+
+import android.content.Context;
+import android.graphics.Point;
+import android.util.DisplayMetrics;
+import android.view.WindowManager;
+
+public class DisplayUtils {
+
+    public static Point getDeviceScreenSize(Context context) {
+        DisplayMetrics metrics = new DisplayMetrics();
+        WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
+        if (windowManager != null) {
+            windowManager.getDefaultDisplay().getMetrics(metrics);
+        }
+        return new Point(metrics.widthPixels, metrics.heightPixels);
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/utils/ImageLoader.java b/app/src/main/java/com/ar/imagetracear/utils/ImageLoader.java
new file mode 100644
index 0000000..7502960
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/ImageLoader.java
@@ -0,0 +1,30 @@
+package com.ar.imagetracear.utils;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.widget.ImageView;
+import java.io.IOException;
+import java.io.InputStream;
+
+public class ImageLoader {
+
+    public static Bitmap loadBitmapFromFile(String filePath) {
+        return BitmapFactory.decodeFile(filePath);
+    }
+
+    public static Bitmap loadBitmapFromAppAssets(Context context, String assetPath) {
+        try (InputStream inputStream = context.getAssets().open(assetPath)) {
+            return BitmapFactory.decodeStream(inputStream);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    public static void displayBitmapInView(ImageView targetImageView, Bitmap imageBitmap) {
+        if (imageBitmap != null) {
+            targetImageView.setImageBitmap(imageBitmap);
+        }
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/utils/ImagePositioner.java b/app/src/main/java/com/ar/imagetracear/utils/ImagePositioner.java
new file mode 100644
index 0000000..a921751
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/ImagePositioner.java
@@ -0,0 +1,23 @@
+package com.ar.imagetracear.utils;
+
+import android.graphics.Bitmap;
+import android.graphics.Matrix;
+import android.graphics.Point;
+import android.widget.ImageView;
+
+public class ImagePositioner {
+
+    public static void centerBitmapInImageView(ImageView imageView, Bitmap bitmap, Point containerSize) {
+        if (bitmap == null || containerSize == null) {
+            return;
+        }
+
+        Matrix initialPositionMatrix = new Matrix();
+        float newX = containerSize.x / 2f - bitmap.getWidth() / 2f;
+        float newY = containerSize.y / 2f - bitmap.getHeight() / 2f;
+        initialPositionMatrix.postTranslate(newX, newY);
+        imageView.setImageMatrix(initialPositionMatrix);
+
+        TouchEventHandler.setInitialMatrix(initialPositionMatrix);
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/utils/ImageTraceRepository.java b/app/src/main/java/com/ar/imagetracear/utils/ImageTraceRepository.java
new file mode 100644
index 0000000..02e4e19
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/ImageTraceRepository.java
@@ -0,0 +1,30 @@
+package com.ar.imagetracear.utils;
+
+import android.content.Context;
+
+
+import com.ar.imagetracear.database.AppDatabase;
+import com.ar.imagetracear.database.ImageTraceEntry;
+import com.ar.imagetracear.database.ImageTraceEntryDao;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ImageTraceRepository {
+
+    private final ImageTraceEntryDao imageTraceEntryDao;
+
+    public ImageTraceRepository(Context context) {
+        AppDatabase db = AppDatabase.getInstance(context);
+        imageTraceEntryDao = db.imageTraceEntryDao();
+    }
+
+    public void insertAllImages(List<String> imagePaths) {
+        List<ImageTraceEntry> imageEntries = new ArrayList<>();
+        for (String path : imagePaths) {
+            imageEntries.add(new ImageTraceEntry(false, false, path));
+        }
+
+        imageTraceEntryDao.insertAll(imageEntries);
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/utils/ItemDecoration.java b/app/src/main/java/com/ar/imagetracear/utils/ItemDecoration.java
new file mode 100644
index 0000000..f0d43cd
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/ItemDecoration.java
@@ -0,0 +1,76 @@
+package com.ar.imagetracear.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.ar.imagetracear.MyApplication;
+
+
+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 = MyApplication.application.getResources().getDisplayMetrics().density;
+        return density * dpValue + 0.5f;
+    }
+}
diff --git a/app/src/main/java/com/ar/imagetracear/utils/Names.java b/app/src/main/java/com/ar/imagetracear/utils/Names.java
new file mode 100644
index 0000000..ffc110b
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/Names.java
@@ -0,0 +1,47 @@
+package com.ar.imagetracear.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> getAllImage() {
+        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/ar/imagetracear/utils/RequestUtils.java b/app/src/main/java/com/ar/imagetracear/utils/RequestUtils.java
new file mode 100644
index 0000000..6ac930f
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/RequestUtils.java
@@ -0,0 +1,44 @@
+package com.ar.imagetracear.utils;
+
+import android.Manifest;
+import android.app.Activity;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.Build;
+
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
+public class RequestUtils {
+    public static boolean hasRequests(Context context, String[] permissions) {
+        for (String permission : permissions) {
+            if (ContextCompat.checkSelfPermission(context, 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[] getCameraPermissions() {
+        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
+            };
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/ar/imagetracear/utils/TouchEventHandler.java b/app/src/main/java/com/ar/imagetracear/utils/TouchEventHandler.java
new file mode 100644
index 0000000..dfe8754
--- /dev/null
+++ b/app/src/main/java/com/ar/imagetracear/utils/TouchEventHandler.java
@@ -0,0 +1,69 @@
+package com.ar.imagetracear.utils;
+
+import android.graphics.Matrix;
+import android.graphics.PointF;
+import android.view.MotionEvent;
+import android.widget.ImageView;
+
+public class TouchEventHandler {
+
+    private static final int TOUCH_NONE = 0;
+    private static final int TOUCH_DRAG = 1;
+    private static final int TOUCH_ZOOM = 2;
+
+    private static float initialPointerDistance = 0f;
+    private static final Matrix currentMatrix = new Matrix();
+    private static final Matrix savedTransformMatrix = new Matrix();
+    private static final PointF lastTouchPoint = new PointF();
+    private static int currentTouchMode = TOUCH_NONE;
+
+    public static boolean handleImageTouchEvent(ImageView view, MotionEvent event) {
+        switch (event.getActionMasked()) {
+            case MotionEvent.ACTION_DOWN:
+                savedTransformMatrix.set(currentMatrix);
+                lastTouchPoint.set(event.getX(), event.getY());
+                currentTouchMode = TOUCH_DRAG;
+                break;
+            case MotionEvent.ACTION_POINTER_DOWN:
+                initialPointerDistance = calculatePointerDistance(event);
+                if (initialPointerDistance > 10f) {
+                    savedTransformMatrix.set(currentMatrix);
+                    currentTouchMode = TOUCH_ZOOM;
+                }
+                break;
+            case MotionEvent.ACTION_MOVE:
+                if (currentTouchMode == TOUCH_DRAG) {
+                    currentMatrix.set(savedTransformMatrix);
+                    currentMatrix.postTranslate(event.getX() - lastTouchPoint.x, event.getY() - lastTouchPoint.y);
+                } else if (currentTouchMode == TOUCH_ZOOM) {
+                    float newDistance = calculatePointerDistance(event);
+                    if (newDistance > 10f) {
+                        float scaleFactor = newDistance / initialPointerDistance;
+                        currentMatrix.set(savedTransformMatrix);
+                        currentMatrix.postScale(scaleFactor, scaleFactor, view.getWidth() / 2f, view.getHeight() / 2f);
+                    }
+                }
+                break;
+            case MotionEvent.ACTION_UP:
+            case MotionEvent.ACTION_POINTER_UP:
+                currentTouchMode = TOUCH_NONE;
+                break;
+        }
+        view.setImageMatrix(currentMatrix);
+        return true;
+    }
+
+    private static float calculatePointerDistance(MotionEvent event) {
+        float deltaX = event.getX(1) - event.getX(0);
+        float deltaY = event.getY(1) - event.getY(0);
+        return (float) Math.sqrt(deltaX * deltaX + deltaY * deltaY);
+    }
+
+    public static Matrix getCurrentImageMatrix() {
+        return currentMatrix;
+    }
+
+    public static void setInitialMatrix(Matrix matrix) {
+        currentMatrix.set(matrix);
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/drawable/add.xml b/app/src/main/res/drawable/add.xml
new file mode 100644
index 0000000..ff2cd80
--- /dev/null
+++ b/app/src/main/res/drawable/add.xml
@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M512,51.6c-254,0 -461.2,206.4 -461.2,460.4s206.4,460.4 461.2,460.4c254,0 460.4,-206.4 460.4,-460.4s-206.4,-460.4 -460.4,-460.4zM512,908.1C293.7,908.1 115.9,730.3 115.9,512S293.7,115.9 512,115.9s396.1,177.8 396.1,396.1 -177.8,396.1 -396.1,396.1z"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M723.9,475.5H544.5V295.3c0,-18.3 -14.3,-32.5 -32.5,-32.5s-32.5,14.3 -32.5,32.5v179.4H300.1c-18.3,0 -32.5,14.3 -32.5,32.5s14.3,32.5 32.5,32.5h179.4v179.4c0,18.3 14.3,32.5 32.5,32.5s32.5,-14.3 32.5,-32.5V539.8h179.4c18.3,0 32.5,-14.3 32.5,-32.5s-14.3,-31.8 -32.5,-31.8z"/>
+</vector>
diff --git a/app/src/main/res/drawable/back.xml b/app/src/main/res/drawable/back.xml
new file mode 100644
index 0000000..1b83d19
--- /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="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M904.5,814.9l-51.2,-51.2a338.6,338.6 0,0 0,-179.2 -93.9h-93.9v38.4a91.5,91.5 0,0 1,-46.9 81.1,92.7 92.7,0 0,1 -93.9,-4.3l-307.2,-204.8a83.8,83.8 0,0 1,-38.4 -72.5,83.8 83.8,0 0,1 38.4,-72.5l307.2,-200.5a85,85 0,0 1,89.6 -4.3A89.9,89.9 0,0 1,576 307.2v38.4h119.5a260.7,260.7 0,0 1,192 85.3c89.6,119.5 38.4,302.9 34.1,311.5zM486.4,307.2L179.2,512l307.2,204.8h4.3a4.3,4.3 0,0 0,4.3 -4.3v-68.3A56.5,56.5 0,0 1,550.4 588.8h128a351.4,351.4 0,0 1,179.2 68.3,254.3 254.3,0 0,0 -29.9,-166.4A167.9,167.9 0,0 0,704 435.2L554.7,435.2a46.3,46.3 0,0 1,-38.4 -17.1,45.6 45.6,0 0,1 -25.6,-38.4v-68.3a4.3,4.3 0,0 0,-4.3 -4.3zM546.1,674.1z"/>
+</vector>
diff --git a/app/src/main/res/drawable/bg_gradient.xml b/app/src/main/res/drawable/bg_gradient.xml
new file mode 100644
index 0000000..0d19971
--- /dev/null
+++ b/app/src/main/res/drawable/bg_gradient.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+
+    <gradient
+        android:type="linear"
+        android:angle="270"
+        android:startColor="#F0F0F0"
+        android:endColor="#B0B0B0" />
+</shape>
diff --git a/app/src/main/res/drawable/camera.xml b/app/src/main/res/drawable/camera.xml
new file mode 100644
index 0000000..5041fc3
--- /dev/null
+++ b/app/src/main/res/drawable/camera.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:pathData="M512,397.6c-106,0 -192.3,83.5 -192.3,186.1 0,102.6 86.3,186.1 192.3,186.1 106,0 192.4,-83.5 192.4,-186.1C704.4,481.1 618,397.6 512,397.6zM512,732.6c-84.8,0 -153.9,-66.8 -153.9,-148.9 0,-82.1 69,-148.9 153.9,-148.9 84.8,0 153.9,66.8 153.9,148.9C665.9,665.8 596.8,732.6 512,732.6zM244.8,391.2l-70.4,0c-15.5,0 -28.1,12.2 -28.1,27.2 0,15 12.6,27.2 28.1,27.2l70.4,0c15.5,0 28.1,-12.2 28.1,-27.2C272.9,403.4 260.3,391.2 244.8,391.2zM879,325 L697.5,325l-28.2,-106c-3.9,-16.8 -19.6,-28.9 -37.5,-28.9L392.2,190.2c-17.7,0 -33.1,11.6 -37.3,28.1l-28.4,106.8L145,325c-41.6,0 -75.4,31.1 -75.4,69.4l0,426.9c0,38.3 33.8,69.4 75.4,69.4l733.9,0c41.6,0 75.4,-31.1 75.4,-69.4L954.4,394.4C954.4,356.2 920.6,325 879,325zM915.9,821.3c0,17.7 -16.6,32.2 -37,32.2L145,853.5c-20.4,0 -37,-14.5 -37,-32.2L108.1,394.4c0,-17.7 16.6,-32.2 37,-32.2l196.4,0c8.8,0 16.4,-5.7 18.6,-14L392.2,227.4l239.6,-0.3c0.1,0.3 0.1,0.6 0.2,0.9l32,120.3c2.2,8.2 9.8,14 18.6,14l196.4,0c20.4,0 37,14.4 37,32.2L915.9,821.3 915.9,821.3z"
+      android:fillColor="@color/black"/>
+</vector>
diff --git a/app/src/main/res/drawable/collection.xml b/app/src/main/res/drawable/collection.xml
new file mode 100644
index 0000000..0395a3a
--- /dev/null
+++ b/app/src/main/res/drawable/collection.xml
@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M512,768l341.3,149.3v-213.3h-58.7v123.6L512,704 229.3,827.7V165.3h565.3v154.7H853.3V138.7c0,-17.7 -14.3,-32 -32,-32H202.7C185,106.7 170.7,121 170.7,138.7v778.7L512,768z"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M818.7,362.7v120H938.7v58.7h-120v120h-58.7v-120H640v-58.7h120v-120h58.7z"/>
+</vector>
diff --git a/app/src/main/res/drawable/dislike.xml b/app/src/main/res/drawable/dislike.xml
new file mode 100644
index 0000000..1d1b093
--- /dev/null
+++ b/app/src/main/res/drawable/dislike.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:pathData="M512,151.9C227.2,-52 -103.9,337.2 144.1,584.6l329.2,328.6a54.6,54.6 0,0 0,77.4 0L879.9,584.6C1127.9,337.2 796.8,-52 512,151.9zM387,285c-78.7,7.6 -144.3,83.6 -140.3,162.5 0.9,20.9 -15.2,38.7 -36,39.8h-1.9c-20.1,0 -36.8,-15.7 -37.9,-36 -5.9,-119.5 89.7,-230.2 208.8,-241.8 20.9,-1.9 39.4,13.3 41.3,34.1 2.1,20.9 -13.1,39.4 -33.9,41.3z"
+      android:fillColor="#8B868E"/>
+</vector>
diff --git a/app/src/main/res/drawable/dot.xml b/app/src/main/res/drawable/dot.xml
new file mode 100644
index 0000000..d21e8c7
--- /dev/null
+++ b/app/src/main/res/drawable/dot.xml
@@ -0,0 +1,13 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="8dp"
+    android:height="8dp"
+    android:viewportWidth="4"
+    android:viewportHeight="4">
+  <group>
+    <clip-path
+        android:pathData="M0,0h4v4h-4z"/>
+    <path
+        android:pathData="M2,4C3.1046,4 4,3.1046 4,2C4,0.8954 3.1046,0 2,0C0.8954,0 0,0.8954 0,2C0,3.1046 0.8954,4 2,4Z"
+        android:fillColor="#00C6FF"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/drawable/flash_off.xml b/app/src/main/res/drawable/flash_off.xml
new file mode 100644
index 0000000..f605820
--- /dev/null
+++ b/app/src/main/res/drawable/flash_off.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="@color/gray"
+      android:pathData="M488.1,1024c-3.4,0 -3.4,0 0,0 -10.2,0 -17.1,-6.8 -17.1,-17.1l-34.1,-426.7h-85.3c-10.2,0 -17.1,-6.8 -17.1,-17.1L283.3,17.1c0,-3.4 0,-10.2 3.4,-13.7 3.4,0 6.8,-3.4 13.7,-3.4h426.7c6.8,0 10.2,3.4 13.7,6.8 3.4,3.4 3.4,10.2 0,17.1L580.3,375.5h143.4c6.8,0 10.2,3.4 13.7,6.8 3.4,3.4 3.4,10.2 3.4,17.1l-238.9,614.4c-3.4,6.8 -6.8,10.2 -13.7,10.2zM365.2,546.1h85.3c10.2,0 17.1,6.8 17.1,17.1l27.3,368.6 204.8,-522.2h-146.8c-6.8,0 -10.2,-3.4 -13.7,-6.8 -3.4,-3.4 -3.4,-10.2 0,-17.1L699.7,34.1L317.4,34.1l47.8,512z"/>
+</vector>
diff --git a/app/src/main/res/drawable/flash_on.xml b/app/src/main/res/drawable/flash_on.xml
new file mode 100644
index 0000000..22a9409
--- /dev/null
+++ b/app/src/main/res/drawable/flash_on.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="@color/white"
+      android:pathData="M298.7,85.3v469.3h128v384l298.7,-512h-170.7l170.7,-341.3z"/>
+</vector>
diff --git a/app/src/main/res/drawable/home.xml b/app/src/main/res/drawable/home.xml
new file mode 100644
index 0000000..e0c9653
--- /dev/null
+++ b/app/src/main/res/drawable/home.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:pathData="M630.9,168.1"
+      android:fillColor="#CCCCCC"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M766,303.2"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M762.1,883.3 L626.4,883.3c-37.1,0 -67.3,-30.2 -67.3,-67.3l0,-54.6c0,-21.3 -17.4,-38.7 -38.7,-38.7L503.6,722.6c-21.3,0 -38.7,17.4 -38.7,38.7l0,54.6c0,37.1 -30.2,67.3 -67.3,67.3l-135.7,0c-43.5,0 -78.9,-35.4 -78.9,-78.9L183,566.2c0,-4.9 -4,-8.9 -8.9,-8.9l-79,0c-20.1,0 -37.6,-11.5 -45.7,-29.9 -8,-18.1 -4.7,-38.4 8.6,-52.9 0.6,-0.6 1.2,-1.2 1.8,-1.8l392.3,-392.3c33.1,-33.1 87,-33.1 120.2,0l73.3,73.3c8,8 8,21 0,28.9s-21,8 -28.9,0l-73.3,-73.3c-17.2,-17.2 -45.1,-17.2 -62.3,0l-392.3,392.3c-0.2,0.2 -0.3,0.3 -0.5,0.5 -3.1,3.3 -2.1,6.9 -1.3,8.8 0.7,1.6 3,5.5 8.3,5.5l79,0c27.5,0 49.8,22.4 49.8,49.8l0,238.2c0,21 17.1,38 38,38l135.7,0c14.6,0 26.4,-11.8 26.4,-26.4l0,-54.6c0,-43.9 35.7,-79.6 79.6,-79.6l16.8,0c43.9,0 79.6,35.7 79.6,79.6l0,54.6c0,14.6 11.8,26.4 26.4,26.4l135.7,0c21,0 38,-17.1 38,-38L800.1,566.2c0,-27.5 22.4,-49.8 49.8,-49.8l79,0c5.3,0 7.5,-3.8 8.3,-5.5 0.8,-1.8 1.7,-5.4 -1.3,-8.8 -0.2,-0.2 -0.3,-0.3 -0.5,-0.5L751.5,317.7c-8,-8 -8,-21 0,-28.9s21,-8 28.9,0l183.9,183.9c0.6,0.6 1.2,1.2 1.8,1.8 13.3,14.5 16.5,34.8 8.5,52.9 -8.1,18.4 -25.6,29.9 -45.7,29.9l-79,0c-4.9,0 -8.9,4 -8.9,8.9l0,238.2C841,847.9 805.6,883.3 762.1,883.3z"/>
+</vector>
diff --git a/app/src/main/res/drawable/import_image.xml b/app/src/main/res/drawable/import_image.xml
new file mode 100644
index 0000000..04dd36f
--- /dev/null
+++ b/app/src/main/res/drawable/import_image.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M705.6,133.5h153.6a25.6,25.6 0,1 0,0 -51.2h-153.6a25.6,25.6 0,1 0,0 51.2zM204.8,832a25.6,25.6 0,1 0,0 51.2h228.3a25.6,25.6 0,1 0,0 -51.2H204.8z"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M902.4,184.3l-228.6,0.2L602.6,63.8A25.6,25.6 0,0 0,580.5 51.2h-458.9c-28.2,0 -51.2,23 -51.2,51.2v819.2c0,28.2 23,51.2 51.2,51.2h371.2a25.6,25.6 0,1 0,0 -51.2h-371.2V235.8l780.8,-0.3V512a25.6,25.6 0,1 0,51.2 0V235.5c0,-28.2 -23,-51.2 -51.2,-51.2zM121.6,102.4h444.3L614.4,184.5l-492.7,0.1V102.4z"/>
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M928,729.6H605.8l148.2,-148.3a25.6,25.6 0,0 0,-36.2 -36.2l-191.9,192a25.9,25.9 0,0 0,0 36.2l191.9,192a25.5,25.5 0,0 0,36.2 0,25.6 25.6,0 0,0 0,-36.2L605.8,780.8H928a25.6,25.6 0,1 0,0 -51.2z"/>
+</vector>
diff --git a/app/src/main/res/drawable/like.xml b/app/src/main/res/drawable/like.xml
new file mode 100644
index 0000000..f584fd4
--- /dev/null
+++ b/app/src/main/res/drawable/like.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:pathData="M512,151.9C227.2,-52 -103.9,337.2 144.1,584.6l329.2,328.6a54.6,54.6 0,0 0,77.4 0L879.9,584.6C1127.9,337.2 796.8,-52 512,151.9zM387,285c-78.7,7.6 -144.3,83.6 -140.3,162.5 0.9,20.9 -15.2,38.7 -36,39.8h-1.9c-20.1,0 -36.8,-15.7 -37.9,-36 -5.9,-119.5 89.7,-230.2 208.8,-241.8 20.9,-1.9 39.4,13.3 41.3,34.1 2.1,20.9 -13.1,39.4 -33.9,41.3z"
+      android:fillColor="#BC0909"/>
+</vector>
diff --git a/app/src/main/res/drawable/like_background.xml b/app/src/main/res/drawable/like_background.xml
new file mode 100644
index 0000000..2f62df4
--- /dev/null
+++ b/app/src/main/res/drawable/like_background.xml
@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+    <solid android:color="#F5F5F5"/>
+</shape>
diff --git a/app/src/main/res/drawable/photo.xml b/app/src/main/res/drawable/photo.xml
new file mode 100644
index 0000000..8221d55
--- /dev/null
+++ b/app/src/main/res/drawable/photo.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M898.8,748.4c-11.9,0 -21.5,-9.6 -21.5,-21.5l0,-472.8c0,-23.7 -19.3,-43 -43,-43l-644.7,0c-23.7,0 -43,19.3 -43,43l0,515.7c0,23.7 19.3,43 43,43L726.9,812.9c11.9,0 21.5,9.6 21.5,21.5 0,11.8 -9.6,21.5 -21.5,21.5L189.7,855.8c-47.4,0 -86,-38.5 -86,-86l0,-515.7c0,-47.4 38.5,-86 86,-86l644.7,0c47.4,0 86,38.6 86,86l0,472.8C920.3,738.8 910.7,748.4 898.8,748.4L898.8,748.4zM742.1,849.5c-4.2,4.2 -9.7,6.3 -15.2,6.3 -5.5,0 -11,-2.1 -15.2,-6.3l-415.5,-415.4L139.5,571c-8.9,7.9 -22.4,7.1 -30.3,-1.8 -7.9,-8.9 -7.1,-22.4 1.8,-30.3l171.9,-150.4c8.5,-7.5 21.4,-7.2 29.5,0.9l429.8,429.8C750.5,827.6 750.5,841.2 742.1,849.5L742.1,849.5zM914.2,741.9c-4.2,4.3 -9.8,6.5 -15.4,6.5 -5.4,0 -10.8,-2 -15,-6.1l-226.7,-221.5L535.2,642.7c-8.4,8.4 -22,8.4 -30.4,0 -8.4,-8.4 -8.4,-22 0,-30.4l137,-137c8.3,-8.3 21.8,-8.4 30.2,-0.2L913.8,711.5C922.3,719.8 922.5,733.4 914.2,741.9L914.2,741.9z"/>
+</vector>
diff --git a/app/src/main/res/drawable/reversal_off.xml b/app/src/main/res/drawable/reversal_off.xml
new file mode 100644
index 0000000..7609fdf
--- /dev/null
+++ b/app/src/main/res/drawable/reversal_off.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="@color/gray"
+      android:pathData="M547.4,268.5a14.8,14.8 0,0 0,0 -25.6l-170.7,-111.7c-12.1,-7.9 -29.3,-0.3 -29.3,12.8v82.4H128v64h219.4v77.6c0,13.2 17.2,20.7 29.3,12.8l170.7,-112.2zM476.6,755.5a14.8,14.8 0,0 0,0 25.6l170.7,111.7c12.1,7.9 29.3,0.3 29.3,-12.8v-82.4H896v-64h-219.4v-77.6c0,-13.2 -17.2,-20.7 -29.3,-12.8l-170.7,112.2zM823,281.6l42.7,73.9 -665.1,384 -42.7,-73.9z"/>
+</vector>
diff --git a/app/src/main/res/drawable/reversal_on.xml b/app/src/main/res/drawable/reversal_on.xml
new file mode 100644
index 0000000..5597951
--- /dev/null
+++ b/app/src/main/res/drawable/reversal_on.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="@color/white"
+      android:pathData="M547.4,268.5a14.8,14.8 0,0 0,0 -25.6l-170.7,-111.7c-12.1,-7.9 -29.3,-0.3 -29.3,12.8v82.4H128v64h219.4v77.6c0,13.2 17.2,20.7 29.3,12.8l170.7,-112.2zM476.6,755.5a14.8,14.8 0,0 0,0 25.6l170.7,111.7c12.1,7.9 29.3,0.3 29.3,-12.8v-82.4H896v-64h-219.4v-77.6c0,-13.2 -17.2,-20.7 -29.3,-12.8l-170.7,112.2zM823,281.6l42.7,73.9 -665.1,384 -42.7,-73.9z"/>
+</vector>
diff --git a/app/src/main/res/drawable/rounded_16.xml b/app/src/main/res/drawable/rounded_16.xml
new file mode 100644
index 0000000..ee4ef0c
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_16.xml
@@ -0,0 +1,4 @@
+<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_40.xml b/app/src/main/res/drawable/rounded_40.xml
new file mode 100644
index 0000000..127b9d6
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_40.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#F6F6F6" />
+    <corners
+        android:topLeftRadius="40dp"
+        android:topRightRadius="40dp"
+        android:bottomLeftRadius="40dp"
+        android:bottomRightRadius="40dp" />
+</shape>
diff --git a/app/src/main/res/drawable/rounded_transparent_background.xml b/app/src/main/res/drawable/rounded_transparent_background.xml
new file mode 100644
index 0000000..a87244e
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_transparent_background.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="16dp"/> <solid android:color="#33000000"/> </shape>
\ No newline at end of file
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/seek_bar_color_white.xml b/app/src/main/res/drawable/seek_bar_color_white.xml
new file mode 100644
index 0000000..9c7827d
--- /dev/null
+++ b/app/src/main/res/drawable/seek_bar_color_white.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<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="#66FFFFFF" /> </shape>
+    </item>
+    <item android:id="@android:id/progress">
+        <clip>
+            <shape>
+                <corners android:radius="5dp" />
+                <solid android:color="@android:color/white" /> </shape>
+        </clip>
+    </item>
+</layer-list>
\ No newline at end of file
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..71213e0
--- /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="#4C9AF7" />
+    <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/seekbar_thumb_white.xml b/app/src/main/res/drawable/seekbar_thumb_white.xml
new file mode 100644
index 0000000..749191d
--- /dev/null
+++ b/app/src/main/res/drawable/seekbar_thumb_white.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+    <size android:width="20dp" android:height="20dp"/> <solid android:color="@android:color/white"/> <stroke android:width="2dp" android:color="#80FFFFFF"/> </shape>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/special_import.xml b/app/src/main/res/drawable/special_import.xml
new file mode 100644
index 0000000..67d3e78
--- /dev/null
+++ b/app/src/main/res/drawable/special_import.xml
@@ -0,0 +1,43 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="112dp"
+    android:height="113dp"
+    android:viewportWidth="112"
+    android:viewportHeight="113">
+  <path
+      android:strokeWidth="1"
+      android:pathData="M101.5,1H11C5.48,1 1,5.48 1,11V101.75C1,107.27 5.48,111.75 11,111.75H101.5C107.02,111.75 111.5,107.27 111.5,101.75V11C111.5,5.48 107.02,1 101.5,1Z"
+      android:fillColor="#00000000"
+      android:strokeColor="#00C6FF"/>
+  <path
+      android:pathData="M56.99,69.48C54.32,69.48 51.65,69.48 48.98,69.48C43.62,69.46 39.52,65.38 39.5,60.04C39.49,54.68 39.49,49.31 39.5,43.95C39.52,38.6 43.62,34.52 48.98,34.5C53.62,34.5 58.25,34.52 62.89,34.5C64.33,34.5 65.53,34.96 66.58,35.94C68.68,37.92 70.8,39.89 72.91,41.85C73.98,42.85 74.49,44.08 74.49,45.54C74.48,50.37 74.49,55.2 74.49,60.03C74.48,65.38 70.38,69.45 65.01,69.47C62.34,69.47 59.67,69.47 57,69.47L56.99,69.48ZM62.82,36.84C62.51,36.84 62.29,36.84 62.08,36.84C57.74,36.84 53.39,36.84 49.05,36.84C44.88,36.84 41.86,39.88 41.85,44.06C41.85,49.35 41.85,54.64 41.85,59.93C41.85,64.11 44.88,67.13 49.07,67.13C54.36,67.13 59.65,67.13 64.94,67.13C69.12,67.13 72.14,64.1 72.15,59.92C72.15,55.21 72.15,50.5 72.15,45.8V45C70.55,45 69.08,45 67.6,45C64.85,44.98 62.84,42.97 62.83,40.2C62.83,39.11 62.83,38.02 62.83,36.84H62.82ZM70.34,42.65C68.56,40.99 66.92,39.46 65.16,37.82C65.16,38.67 65.16,39.34 65.16,40.01C65.16,40.23 65.16,40.45 65.18,40.66C65.34,41.73 66.21,42.58 67.29,42.64C68.23,42.69 69.18,42.65 70.33,42.65H70.34Z">
+    <aapt:attr name="android:fillColor">
+      <gradient
+          android:startX="0"
+          android:startY="0"
+          android:endX="100"
+          android:endY="0"
+          android:type="linear">
+        <item android:offset="0" android:color="#00C6FF"/>
+        <item android:offset="1" android:color="#0072FF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M58.16,50.82C59.48,50.82 60.71,50.82 61.95,50.82C62.87,50.82 63.4,51.25 63.4,51.98C63.4,52.71 62.87,53.15 61.96,53.15C60.73,53.15 59.49,53.15 58.16,53.15C58.16,54.33 58.16,55.46 58.16,56.59C58.16,56.83 58.18,57.08 58.15,57.32C58.08,57.95 57.58,58.4 56.98,58.39C56.35,58.39 55.85,57.91 55.83,57.22C55.8,56.15 55.83,55.08 55.83,54.02C55.83,53.76 55.83,53.5 55.83,53.16C54.54,53.16 53.31,53.16 52.08,53.16C51.12,53.16 50.57,52.71 50.59,51.96C50.61,51.23 51.13,50.83 52.07,50.83C53.28,50.83 54.5,50.83 55.83,50.83C55.83,49.85 55.83,48.89 55.83,47.93C55.83,47.54 55.81,47.15 55.83,46.76C55.87,46.06 56.33,45.59 56.97,45.58C57.63,45.57 58.14,46.06 58.15,46.79C58.17,48.1 58.15,49.41 58.15,50.82H58.16Z">
+    <aapt:attr name="android:fillColor">
+      <gradient
+          android:startX="50.58"
+          android:startY="51.99"
+          android:endX="63.4"
+          android:endY="51.99"
+          android:type="linear">
+        <item android:offset="0" android:color="#00C6FF"/>
+        <item android:offset="1" android:color="#0072FF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M44.07,76.77H45.39V82.51C45.39,83.12 45.25,83.66 44.96,84.14C44.67,84.61 44.27,84.97 43.75,85.24C43.23,85.51 42.62,85.64 41.92,85.64C41.23,85.64 40.62,85.51 40.1,85.24C39.58,84.97 39.18,84.61 38.89,84.14C38.6,83.66 38.46,83.12 38.46,82.51V76.77H39.78V82.41C39.78,82.8 39.86,83.15 40.04,83.46C40.21,83.77 40.46,84.01 40.78,84.18C41.1,84.36 41.48,84.44 41.92,84.44C42.37,84.44 42.75,84.36 43.07,84.18C43.39,84.01 43.64,83.77 43.81,83.46C43.98,83.15 44.07,82.8 44.07,82.41V76.77ZM47.2,87.95V78.95H48.45V80.02H48.56C48.63,79.88 48.74,79.72 48.87,79.54C49.01,79.36 49.21,79.21 49.45,79.07C49.7,78.94 50.03,78.87 50.43,78.87C50.96,78.87 51.43,79 51.85,79.27C52.26,79.54 52.59,79.92 52.82,80.42C53.06,80.93 53.18,81.53 53.18,82.24C53.18,82.95 53.06,83.55 52.83,84.06C52.59,84.56 52.27,84.95 51.86,85.22C51.45,85.49 50.98,85.63 50.45,85.63C50.05,85.63 49.72,85.56 49.47,85.43C49.22,85.29 49.03,85.14 48.88,84.96C48.74,84.78 48.63,84.62 48.56,84.48H48.48V87.95H47.2ZM48.45,82.23C48.45,82.69 48.52,83.09 48.65,83.44C48.79,83.78 48.98,84.06 49.23,84.25C49.49,84.44 49.8,84.54 50.16,84.54C50.54,84.54 50.86,84.44 51.12,84.24C51.37,84.03 51.56,83.76 51.7,83.41C51.83,83.06 51.9,82.66 51.9,82.23C51.9,81.8 51.83,81.41 51.7,81.06C51.57,80.72 51.38,80.45 51.12,80.25C50.86,80.05 50.55,79.95 50.16,79.95C49.79,79.95 49.48,80.05 49.22,80.24C48.97,80.43 48.78,80.69 48.65,81.03C48.52,81.38 48.45,81.77 48.45,82.23ZM55.88,76.77V85.5H54.61V76.77H55.88ZM60.36,85.63C59.74,85.63 59.21,85.49 58.75,85.21C58.29,84.93 57.94,84.54 57.68,84.03C57.43,83.52 57.3,82.93 57.3,82.26C57.3,81.58 57.43,80.98 57.68,80.48C57.94,79.97 58.29,79.57 58.75,79.29C59.21,79.01 59.74,78.87 60.36,78.87C60.97,78.87 61.51,79.01 61.96,79.29C62.42,79.57 62.77,79.97 63.03,80.48C63.28,80.98 63.41,81.58 63.41,82.26C63.41,82.93 63.28,83.52 63.03,84.03C62.77,84.54 62.42,84.93 61.96,85.21C61.51,85.49 60.97,85.63 60.36,85.63ZM60.36,84.56C60.76,84.56 61.09,84.46 61.35,84.25C61.61,84.04 61.8,83.76 61.93,83.41C62.06,83.06 62.12,82.67 62.12,82.25C62.12,81.84 62.06,81.45 61.93,81.1C61.8,80.75 61.61,80.47 61.35,80.25C61.09,80.04 60.76,79.93 60.36,79.93C59.96,79.93 59.63,80.04 59.36,80.25C59.1,80.47 58.91,80.75 58.78,81.1C58.65,81.45 58.59,81.84 58.59,82.25C58.59,82.67 58.65,83.06 58.78,83.41C58.91,83.76 59.1,84.04 59.36,84.25C59.63,84.46 59.96,84.56 60.36,84.56ZM66.73,85.64C66.32,85.64 65.94,85.57 65.61,85.41C65.27,85.26 65.01,85.03 64.81,84.74C64.62,84.44 64.52,84.08 64.52,83.65C64.52,83.28 64.59,82.98 64.74,82.74C64.88,82.5 65.07,82.31 65.31,82.17C65.55,82.03 65.82,81.93 66.12,81.86C66.42,81.79 66.72,81.73 67.03,81.69C67.42,81.65 67.74,81.61 67.99,81.58C68.23,81.55 68.41,81.5 68.52,81.43C68.63,81.37 68.69,81.26 68.69,81.1V81.07C68.69,80.7 68.58,80.41 68.37,80.21C68.16,80 67.85,79.9 67.44,79.9C67.01,79.9 66.67,80 66.43,80.19C66.18,80.37 66.01,80.58 65.92,80.81L64.72,80.54C64.86,80.14 65.07,79.82 65.34,79.58C65.62,79.33 65.94,79.15 66.3,79.04C66.65,78.93 67.03,78.87 67.42,78.87C67.69,78.87 67.96,78.9 68.26,78.96C68.55,79.02 68.83,79.13 69.08,79.3C69.34,79.46 69.55,79.69 69.72,79.99C69.88,80.29 69.96,80.68 69.96,81.15V85.5H68.72V84.61H68.67C68.59,84.77 68.46,84.93 68.3,85.09C68.13,85.25 67.92,85.38 67.66,85.49C67.4,85.59 67.09,85.64 66.73,85.64ZM67.01,84.62C67.36,84.62 67.66,84.55 67.91,84.41C68.17,84.27 68.36,84.09 68.49,83.87C68.62,83.64 68.69,83.4 68.69,83.14V82.3C68.64,82.34 68.56,82.38 68.43,82.42C68.3,82.46 68.15,82.49 67.99,82.52C67.82,82.55 67.66,82.57 67.51,82.59C67.35,82.61 67.22,82.63 67.11,82.64C66.87,82.68 66.64,82.73 66.44,82.8C66.23,82.88 66.07,82.98 65.95,83.12C65.83,83.26 65.77,83.44 65.77,83.67C65.77,83.98 65.89,84.22 66.12,84.38C66.35,84.54 66.65,84.62 67.01,84.62ZM74.11,85.63C73.58,85.63 73.11,85.49 72.7,85.22C72.28,84.95 71.96,84.56 71.73,84.06C71.49,83.55 71.38,82.95 71.38,82.24C71.38,81.53 71.49,80.93 71.73,80.42C71.97,79.92 72.29,79.54 72.71,79.27C73.12,79 73.59,78.87 74.12,78.87C74.53,78.87 74.85,78.94 75.1,79.07C75.35,79.21 75.54,79.36 75.68,79.54C75.82,79.72 75.93,79.88 76,80.02H76.08V76.77H77.35V85.5H76.11V84.48H76C75.93,84.62 75.82,84.78 75.67,84.96C75.53,85.14 75.33,85.29 75.08,85.43C74.83,85.56 74.51,85.63 74.11,85.63ZM74.39,84.54C74.76,84.54 75.07,84.44 75.32,84.25C75.58,84.06 75.77,83.78 75.9,83.44C76.03,83.09 76.1,82.69 76.1,82.23C76.1,81.77 76.04,81.38 75.91,81.03C75.77,80.69 75.58,80.43 75.33,80.24C75.08,80.05 74.76,79.95 74.39,79.95C74.01,79.95 73.69,80.05 73.43,80.25C73.18,80.45 72.99,80.72 72.85,81.06C72.73,81.41 72.66,81.8 72.66,82.23C72.66,82.66 72.73,83.06 72.86,83.41C72.99,83.76 73.18,84.03 73.44,84.24C73.7,84.44 74.01,84.54 74.39,84.54Z"
+      android:fillColor="#0072FF"/>
+</vector>
diff --git a/app/src/main/res/drawable/subtract.xml b/app/src/main/res/drawable/subtract.xml
new file mode 100644
index 0000000..f123fd8
--- /dev/null
+++ b/app/src/main/res/drawable/subtract.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M512,85.3c235.6,0 426.7,191 426.7,426.7s-191,426.7 -426.7,426.7S85.3,747.6 85.3,512 276.4,85.3 512,85.3zM512,149.3a362.7,362.7 0,1 0,0 725.3,362.7 362.7,0 0,0 0,-725.3zM693.3,480a32,32 0,0 1,0 64h-362.7a32,32 0,0 1,0 -64h362.7z"/>
+</vector>
diff --git a/app/src/main/res/layout/activity_imagetrace.xml b/app/src/main/res/layout/activity_imagetrace.xml
new file mode 100644
index 0000000..5208864
--- /dev/null
+++ b/app/src/main/res/layout/activity_imagetrace.xml
@@ -0,0 +1,150 @@
+<?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="@color/background_dark"
+    tools:context=".activity.ImageTraceActivity">
+
+    <androidx.camera.view.PreviewView
+        android:id="@+id/preview"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.appcompat.widget.AppCompatImageView
+        android:id="@+id/image_full"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:scaleType="matrix"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/back"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="20dp"
+        android:layout_marginTop="28dp"
+        android:background="?attr/selectableItemBackgroundBorderless"
+        android:padding="4dp"
+        android:src="@drawable/back"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:tint="@color/white" />
+
+    <ImageView
+        android:id="@+id/reversal"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="28dp"
+        android:layout_marginEnd="20dp"
+        android:background="?attr/selectableItemBackgroundBorderless"
+        android:contentDescription="Reverse"
+        android:padding="4dp"
+        android:src="@drawable/reversal_off"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fab_capture"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="32dp"
+        android:contentDescription="Capture"
+        android:src="@drawable/camera"
+        app:backgroundTint="@color/design_default_color_primary"
+        app:fabSize="normal"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:tint="@color/white" />
+
+    <LinearLayout
+        android:id="@+id/side_toolbar_container"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="16dp"
+        android:background="@drawable/rounded_transparent_background"
+        android:orientation="vertical"
+        android:padding="8dp"
+        app:layout_constraintBottom_toTopOf="@id/fab_capture"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.5">
+
+        <ImageView
+            android:id="@+id/light"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:layout_marginBottom="8dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:contentDescription="Flash"
+            android:padding="8dp"
+            android:src="@drawable/flash_off"
+            app:tint="@color/white" />
+
+        <ImageView
+            android:id="@+id/import_image"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:contentDescription="Gallery"
+            android:padding="8dp"
+            android:src="@drawable/photo"
+            app:tint="@color/white" />
+    </LinearLayout>
+
+    <FrameLayout
+        android:id="@+id/seek_bar_background"
+        android:layout_width="280dp"
+        android:layout_height="33dp"
+        android:layout_marginTop="24dp"
+        android:background="@drawable/rounded_transparent_background"
+        android:padding="10dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/back">
+
+        <ImageView
+            android:id="@+id/start_icon"
+            android:layout_width="10dp"
+            android:layout_height="10dp"
+            android:layout_gravity="start|center_vertical"
+            android:layout_marginEnd="5dp"
+            android:src="@drawable/subtract"
+            app:tint="@color/white" />
+
+        <SeekBar
+            android:id="@+id/seekbar"
+            style="?android:attr/progressBarStyleHorizontal"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="5dp"
+            android:layout_marginEnd="5dp"
+            android:max="100"
+            android:maxHeight="5dp"
+            android:progress="0"
+            android:progressDrawable="@drawable/seek_bar_color_white"
+            android:thumb="@drawable/seekbar_thumb_white" />
+
+        <ImageView
+            android:id="@+id/end_icon"
+            android:layout_width="10dp"
+            android:layout_height="10dp"
+            android:layout_gravity="end|center_vertical"
+            android:layout_marginStart="5dp"
+            android:src="@drawable/add"
+            app:tint="@color/white" />
+
+    </FrameLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 86a5d97..252b237 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -5,15 +5,23 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".activity.MainActivity">
 
-    <TextView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="Hello World!"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/main_viewpager"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintBottom_toTopOf="@+id/main_tablayout"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <com.google.android.material.tabs.TabLayout
+        android:id="@+id/main_tablayout"
+        android:layout_width="match_parent"
+        android:layout_height="88dp"
+        android:background="@android:color/transparent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:tabIndicatorHeight="0dp"
+        app:tabRippleColor="@android:color/transparent" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>
\ 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..50a198e
--- /dev/null
+++ b/app/src/main/res/layout/activity_splash.xml
@@ -0,0 +1,49 @@
+<?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=".activity.SplashActivity">
+
+    <ImageView
+        android:id="@+id/splash_image"
+        android:layout_width="150dp"
+        android:layout_height="150dp"
+        android:src="@mipmap/placeholder"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.38" />
+
+    <TextView
+        android:id="@+id/splash_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="@string/app_name"
+        android:textSize="25sp"
+        android:textStyle="bold"
+        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:max="100"
+        android:progress="0"
+        android:progressDrawable="@drawable/seek_bar_color"
+        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/activity_sublist.xml b/app/src/main/res/layout/activity_sublist.xml
new file mode 100644
index 0000000..cbc976f
--- /dev/null
+++ b/app/src/main/res/layout/activity_sublist.xml
@@ -0,0 +1,41 @@
+<?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=".activity.SubListActivity">
+
+    <ImageView
+        android:id="@+id/back"
+        android:layout_width="32dp"
+        android:layout_height="32dp"
+        android:layout_marginStart="24dp"
+        android:layout_marginTop="32dp"
+        android:src="@drawable/back"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/app_name"
+        android:textColor="@color/black"
+        android:textSize="20sp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="@+id/back"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/back" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerview"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/title" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_collection.xml b/app/src/main/res/layout/fragment_collection.xml
new file mode 100644
index 0000000..1665103
--- /dev/null
+++ b/app/src/main/res/layout/fragment_collection.xml
@@ -0,0 +1,45 @@
+<?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:activity=".fragment.FavoriteFragment">
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="32dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="20dp"
+        android:gravity="center"
+        android:text="COOLECTION"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/background_text"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="30dp"
+        android:gravity="center"
+        android:text="You have not yet included any favorite photos in the folder"
+        android:visibility="gone"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerview"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_below="@+id/title"
+        android:layout_marginTop="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/title" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_home.xml b/app/src/main/res/layout/fragment_home.xml
new file mode 100644
index 0000000..7bc37b3
--- /dev/null
+++ b/app/src/main/res/layout/fragment_home.xml
@@ -0,0 +1,32 @@
+<?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:activity=".fragment.CategoryFragment">
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="32dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="20dp"
+        android:gravity="center"
+        android:text="@string/app_name"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerview"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_below="@+id/title"
+        android:layout_marginTop="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/title" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_import.xml b/app/src/main/res/layout/fragment_import.xml
new file mode 100644
index 0000000..ae0dce8
--- /dev/null
+++ b/app/src/main/res/layout/fragment_import.xml
@@ -0,0 +1,32 @@
+<?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:activity=".fragment.ImportFragment">
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="32dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="20dp"
+        android:gravity="center"
+        android:text="IMPORT"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerview"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_below="@+id/title"
+        android:layout_marginTop="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/title" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_home.xml b/app/src/main/res/layout/item_home.xml
new file mode 100644
index 0000000..c008f52
--- /dev/null
+++ b/app/src/main/res/layout/item_home.xml
@@ -0,0 +1,40 @@
+<com.google.android.material.card.MaterialCardView 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="wrap_content"
+    android:layout_margin="8dp"
+    app:cardCornerRadius="16dp"
+    app:cardElevation="6dp">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <ImageView
+            android:id="@+id/item_imageview"
+            android:layout_width="0dp"
+            android:layout_height="200dp"
+            android:scaleType="centerCrop"
+            android:src="@mipmap/placeholder"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/item_textview"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:background="#99000000"
+            android:gravity="center"
+            android:padding="12dp"
+            android:text="精美图片示例标题"
+            android:textColor="@android:color/white"
+            android:textSize="18sp"
+            android:textStyle="bold"
+            app:layout_constraintBottom_toBottomOf="@id/item_imageview"
+            app:layout_constraintEnd_toEndOf="@id/item_imageview"
+            app:layout_constraintStart_toStartOf="@id/item_imageview" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</com.google.android.material.card.MaterialCardView>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_import.xml b/app/src/main/res/layout/item_import.xml
new file mode 100644
index 0000000..d7b3adc
--- /dev/null
+++ b/app/src/main/res/layout/item_import.xml
@@ -0,0 +1,32 @@
+<com.google.android.material.card.MaterialCardView
+    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="wrap_content"
+    android:layout_margin="8dp"
+    app:cardCornerRadius="12dp"
+    app:cardElevation="4dp">
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="126dp">
+
+        <ImageView
+            android:id="@+id/image_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:scaleType="centerCrop" />
+
+        <ImageView
+            android:id="@+id/btn_favorite"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentTop="true"
+            android:layout_alignParentEnd="true"
+            android:layout_margin="8dp"
+            android:padding="4dp"
+            android:background="@drawable/like_background"
+            android:src="@drawable/dislike"
+            android:alpha="0.9" />
+    </RelativeLayout>
+</com.google.android.material.card.MaterialCardView>
diff --git a/app/src/main/res/layout/item_special_view.xml b/app/src/main/res/layout/item_special_view.xml
new file mode 100644
index 0000000..3884151
--- /dev/null
+++ b/app/src/main/res/layout/item_special_view.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="126dp">
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:src="@drawable/special_import" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/main_tab_item_custom.xml b/app/src/main/res/layout/main_tab_item_custom.xml
new file mode 100644
index 0000000..fa88963
--- /dev/null
+++ b/app/src/main/res/layout/main_tab_item_custom.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"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <ImageView
+        android:id="@+id/icon_custom"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"/>
+
+    <View
+        android:id="@+id/dot_view"
+        android:layout_width="8dp"
+        android:layout_height="8dp"
+        android:layout_marginTop="8dp"
+        android:background="@drawable/dot"
+        android:visibility="gone"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="@+id/icon_custom"
+        app:layout_constraintStart_toStartOf="@+id/icon_custom"
+        app:layout_constraintTop_toBottomOf="@+id/icon_custom" />
+
+</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
deleted file mode 100644
index 6f3b755..0000000
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?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="@drawable/ic_launcher_foreground" />
-    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
-</adaptive-icon>
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..ee9132b
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
deleted file mode 100644
index c209e78..0000000
Binary files a/app/src/main/res/mipmap-hdpi/ic_launcher.webp and /dev/null differ
diff --git a/app/src/main/res/mipmap-hdpi/placeholder.png b/app/src/main/res/mipmap-hdpi/placeholder.png
new file mode 100644
index 0000000..b0f198f
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/placeholder.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..0186ea5
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
deleted file mode 100644
index 4f0f1d6..0000000
Binary files a/app/src/main/res/mipmap-mdpi/ic_launcher.webp and /dev/null differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..d789852
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
deleted file mode 100644
index 948a307..0000000
Binary files a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp and /dev/null differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..830b4b7
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
deleted file mode 100644
index 28d4b77..0000000
Binary files a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp and /dev/null differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..e96df67
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
deleted file mode 100644
index aa7d642..0000000
Binary files a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp and /dev/null differ
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index c8524cd..7a1bae7 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -2,4 +2,7 @@
 <resources>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
+    <color name="background_dark">#212121</color>
+    <color name="primary">#6200EE</color>
+    <color name="gray">#5D5A5A</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index d3b024f..8eb3b38 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -3,6 +3,7 @@
     <style name="Base.Theme.ImageTraceAR" parent="Theme.Material3.DayNight.NoActionBar">
         <!-- Customize your light theme here. -->
         <!-- <item name="colorPrimary">@color/my_light_primary</item> -->
+        <item name="android:windowBackground">@drawable/bg_gradient</item>
     </style>
 
     <style name="Theme.ImageTraceAR" parent="Base.Theme.ImageTraceAR" />
diff --git a/app/src/main/res/xml/net.xml b/app/src/main/res/xml/net.xml
new file mode 100644
index 0000000..0ac6102
--- /dev/null
+++ b/app/src/main/res/xml/net.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config xmlns:tools="http://schemas.android.com/tools">
+    <domain-config cleartextTrafficPermitted="true">
+        <domain tools:ignore="NetworkSecurityConfig">mobile-server.lux-ad.com</domain>
+    </domain-config>
+</network-security-config>
diff --git a/build.gradle.kts b/build.gradle.kts
index 3756278..927b126 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,4 +1,8 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
     alias(libs.plugins.android.application) apply false
+
+    id("com.google.gms.google-services") version "4.3.15" apply false
+    id ("com.google.firebase.crashlytics") version "2.9.2" apply false
+    alias(libs.plugins.kotlin.android) apply false
 }
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 4387edc..20b22f5 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -6,7 +6,7 @@
 # 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
+org.gradle.jvmargs=-Xmx4096m -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
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 434a764..be2a7ca 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -7,6 +7,8 @@ appcompat = "1.7.1"
 material = "1.12.0"
 activity = "1.10.1"
 constraintlayout = "2.2.1"
+kotlin = "2.0.21"
+coreKtx = "1.16.0"
 
 [libraries]
 junit = { group = "junit", name = "junit", version.ref = "junit" }
@@ -16,7 +18,9 @@ appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "a
 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" }
+core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 
diff --git a/keystore.properties b/keystore.properties
new file mode 100644
index 0000000..b6d1403
--- /dev/null
+++ b/keystore.properties
@@ -0,0 +1,6 @@
+app_name=ImageTrace AR
+package_name=com.ar.imagetracear
+keystoreFile=app/ImageTraceAR.jks
+key_alias=ImageTraceARkey0
+key_store_password=ImageTraceAR
+key_password=ImageTraceAR
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 1e88f40..dcf43ee 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -16,6 +16,28 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
+
+        //Anythink(Core)
+        maven ("https://jfrog.anythinktech.com/artifactory/overseas_sdk")
+
+        //Appnext
+        maven ("https://dl.appnext.com")
+
+        //Ironsource
+        maven ("https://android-sdk.is.com/")
+
+        //Pangle
+        maven ("https://artifact.bytedance.com/repository/pangle")
+
+        //Mintegral
+        maven ("https://dl-maven-android.mintegral.com/repository/mbridge_android_sdk_oversea")
+
+        //Chartboost
+        maven ("https://cboost.jfrog.io/artifactory/chartboost-ads")
+        maven ("https://cboost.jfrog.io/artifactory/chartboost-mediation")
+
+        //TopOn集成测试工具
+//        maven ( "https://jfrog.anythinktech.com/artifactory/debugger")
     }
 }