显示pdf

2025-09-04 18:32:01 +08:00 · 2025-09-04 18:32:01 +08:00 · daaa2e4de5
commit daaa2e4de5
parent 9b5cd5e014
27 changed files with 329 additions and 59 deletions
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@ -1,7 +1,10 @@
+import org.gradle.kotlin.dsl.implementation
+
 plugins {
    alias(libs.plugins.android.application)
    alias(libs.plugins.kotlin.android)
    alias(libs.plugins.devtools.ksp)
+    id("kotlin-parcelize")
 }

 android {
@ -54,4 +57,7 @@ dependencies {
    implementation(libs.androidx.room.runtime)
    ksp(libs.androidx.room.compiler)
    implementation(libs.androidx.room.ktx)
+    implementation(libs.glide)
+    implementation(libs.androidpdfviewer)
+    implementation(libs.pdfbox.android)
 }
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@ -19,3 +19,5 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
+
+-keep class com.shockwave.**
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@ -11,7 +11,8 @@
    <uses-permission android:name="android.permission.READ_MEDIA_AUDIO" />

    <!-- 读取所有文件权限（Android 11+ 需要特殊处理） -->
-    <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"
+    <uses-permission
+        android:name="android.permission.MANAGE_EXTERNAL_STORAGE"
        tools:ignore="ScopedStorage" />

    <application
@ -21,10 +22,10 @@
        android:fullBackupContent="@xml/backup_rules"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
+        android:requestLegacyExternalStorage="true"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.PDFReaderPro"
-        android:requestLegacyExternalStorage="true"
        tools:targetApi="36">

        <activity
@ -42,13 +43,20 @@
            android:name=".ui.act.MainActivity"
            android:exported="true"
            android:label="@string/app_name"
-            android:theme="@style/Theme.PDFReaderPro">
+            android:theme="@style/Theme.PDFReaderPro" />

+        <activity
+            android:name=".ui.act.PdfViewActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.PDFReaderPro">
            <!-- 处理PDF文件打开 -->
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />
+
                <category android:name="android.intent.category.DEFAULT" />
                <category android:name="android.intent.category.BROWSABLE" />
+
                <data android:mimeType="application/pdf" />
                <data android:scheme="file" />
                <data android:scheme="content" />
--- a/app/src/main/java/com/all/pdfreader/pro/app/room/entity/PdfDocumentEntity.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/room/entity/PdfDocumentEntity.kt
@ -1,8 +1,11 @@
 package com.all.pdfreader.pro.app.room.entity

+import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.PrimaryKey
+import kotlinx.parcelize.Parcelize

+@Parcelize
@Entity(tableName = "pdf_documents")
 data class PdfDocumentEntity(
    @PrimaryKey
@ -28,4 +31,4 @@ data class PdfDocumentEntity(
    val metadataKeywords: String? = null, // PDF元数据关键词
    val metadataCreationDate: Long? = null, // PDF创建时间
    val metadataModificationDate: Long? = null // PDF修改时间
-)
+): Parcelable
--- a/app/src/main/java/com/all/pdfreader/pro/app/ui/act/BaseActivity.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/ui/act/BaseActivity.kt
@ -4,11 +4,13 @@ import android.app.Activity
 import android.os.Build
 import android.os.Bundle
 import android.util.Log
+import android.widget.Toast
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import com.all.pdfreader.pro.app.room.repository.PdfRepository
 import com.all.pdfreader.pro.app.sp.AppStore
 import com.all.pdfreader.pro.app.util.StoragePermissionHelper
+import com.tom_roush.pdfbox.contentstream.operator.text.ShowText

 abstract class BaseActivity : AppCompatActivity() {

@ -60,6 +62,10 @@ abstract class BaseActivity : AppCompatActivity() {
        Log.w("ocean", "$TAG: $message")
    }

+    protected fun showToast(message: String) {
+        Toast.makeText(this, message, Toast.LENGTH_SHORT).show()
+    }
+
    //获取数据库实例
    protected fun getRepository(): PdfRepository {
        return PdfRepository.getInstance()
--- a/app/src/main/java/com/all/pdfreader/pro/app/ui/act/PdfViewActivity.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/ui/act/PdfViewActivity.kt
@ -0,0 +1,100 @@
+package com.all.pdfreader.pro.app.ui.act
+
+import android.content.Context
+import android.content.Intent
+import android.os.Build
+import android.os.Bundle
+import androidx.lifecycle.lifecycleScope
+import com.all.pdfreader.pro.app.R
+import com.all.pdfreader.pro.app.databinding.ActivityPdfViewBinding
+import com.all.pdfreader.pro.app.room.entity.PdfDocumentEntity
+import com.github.barteksc.pdfviewer.listener.OnErrorListener
+import com.github.barteksc.pdfviewer.listener.OnLoadCompleteListener
+import com.github.barteksc.pdfviewer.listener.OnPageChangeListener
+import kotlinx.coroutines.launch
+import java.io.File
+
+class PdfViewActivity : BaseActivity(), OnLoadCompleteListener, OnPageChangeListener,
+    OnErrorListener {
+    override val TAG: String = "PdfViewActivity"
+
+    private lateinit var binding: ActivityPdfViewBinding
+    private lateinit var pdfDocument: PdfDocumentEntity
+    private val pdfRepository = getRepository()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityPdfViewBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        // 获取传递的PDF文档数据
+        pdfDocument = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            intent.getParcelableExtra(EXTRA_PDF_DOCUMENT, PdfDocumentEntity::class.java)
+        } else {
+            @Suppress("DEPRECATION") intent.getParcelableExtra<PdfDocumentEntity>(EXTRA_PDF_DOCUMENT)
+        } ?: throw IllegalArgumentException("PDF document data is required")
+
+        loadPdf()
+    }
+
+    private fun loadPdf() {
+        // 使用传递的文件路径加载PDF
+        val file = File(pdfDocument.filePath)
+        if (file.exists()) {
+            binding.pdfview
+                .fromFile(file)
+                .defaultPage(pdfDocument.lastReadPage) // 从上次阅读页码开始
+                .enableDoubletap(true)// 是否允许双击缩放
+                .onLoad(this)
+                .enableAnnotationRendering(true)  // 是否渲染注释（如评论、颜色、表单等）
+                .onError(this)
+                .onPageChange(this)
+                .load()
+        } else {
+            showToast(getString(R.string.file_not) + ": ${pdfDocument.fileName}")
+            finish()
+        }
+    }
+
+    //PDF 文档加载完成时回调
+    override fun loadComplete(nbPages: Int) {
+
+    }
+
+    //PDF 加载出错时回调
+    override fun onError(t: Throwable?) {
+
+    }
+
+    //页面切换时回调
+    override fun onPageChanged(page: Int, pageCount: Int) {
+        // 保存阅读进度
+        pdfDocument = pdfDocument.copy(
+            lastReadPage = page, readingProgress = (page.toFloat() / pageCount.toFloat()) * 100
+        )
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        saveReadingProgress()
+    }
+
+    private fun saveReadingProgress() {
+        lifecycleScope.launch {
+            pdfRepository.updateReadingProgress(
+                pdfDocument.fileHash, pdfDocument.lastReadPage, pdfDocument.readingProgress
+            )
+        }
+    }
+
+    companion object {
+        private const val EXTRA_PDF_DOCUMENT = "extra_pdf_document"
+
+        // 创建启动Intent的便捷方法
+        fun createIntent(context: Context, pdfDocument: PdfDocumentEntity): Intent {
+            return Intent(context, PdfViewActivity::class.java).apply {
+                putExtra(EXTRA_PDF_DOCUMENT, pdfDocument)
+            }
+        }
+    }
+}
--- a/app/src/main/java/com/all/pdfreader/pro/app/ui/adapter/PdfAdapter.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/ui/adapter/PdfAdapter.kt
@ -6,8 +6,12 @@ import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
 import com.all.pdfreader.pro.app.databinding.AdapterPdfItemBinding
 import com.all.pdfreader.pro.app.room.entity.PdfDocumentEntity
+import com.all.pdfreader.pro.app.util.AppUtils.dpToPx
 import com.all.pdfreader.pro.app.util.FileUtils.toFormatFileSize
 import com.all.pdfreader.pro.app.util.FileUtils.toSlashDate
+import com.bumptech.glide.Glide
+import com.bumptech.glide.load.resource.bitmap.CenterCrop
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners

 class PdfAdapter(
    private var pdfList: MutableList<PdfDocumentEntity>,
@ -30,6 +34,9 @@ class PdfAdapter(
        holder.binding.tvFileName.text = item.fileName
        holder.binding.tvFileSize.text = item.fileSize.toFormatFileSize()
        holder.binding.tvFileDate.text = item.lastModified.toSlashDate()
+        Glide.with(holder.binding.root).load(item.thumbnailPath)
+            .transform(CenterCrop(), RoundedCorners(8.dpToPx(holder.binding.root.context)))
+            .into(holder.binding.tvFileImg)

        holder.binding.root.setOnClickListener {
            onItemClick(item)
--- a/app/src/main/java/com/all/pdfreader/pro/app/ui/fragment/HomeFrag.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/ui/fragment/HomeFrag.kt
@ -14,6 +14,7 @@ import com.all.pdfreader.pro.app.model.SortConfig
 import com.all.pdfreader.pro.app.room.entity.PdfDocumentEntity
 import com.all.pdfreader.pro.app.room.repository.PdfRepository
 import com.all.pdfreader.pro.app.ui.act.MainActivity
+import com.all.pdfreader.pro.app.ui.act.PdfViewActivity
 import com.all.pdfreader.pro.app.ui.adapter.PdfAdapter
 import com.all.pdfreader.pro.app.util.PdfScanner
 import kotlinx.coroutines.launch
@ -37,7 +38,9 @@ class HomeFrag : BaseFrag(), MainActivity.SortableFragment {

    private fun initView() {
        adapter = PdfAdapter(pdfList = mutableListOf(), onItemClick = { pdf ->
-            Toast.makeText(requireContext(), "点击: ${pdf.fileName}", Toast.LENGTH_SHORT).show()
+            val intent = PdfViewActivity.createIntent(requireContext(), pdf)
+            startActivity(intent)
+
        }, onMoreClick = { pdf ->
            Toast.makeText(requireContext(), "更多操作: ${pdf.fileName}", Toast.LENGTH_SHORT).show()
        })
--- a/app/src/main/java/com/all/pdfreader/pro/app/util/AppUtils.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/util/AppUtils.kt
@ -1,5 +1,6 @@
 package com.all.pdfreader.pro.app.util

+import android.content.Context
 import android.view.View

 object AppUtils {
@ -36,4 +37,9 @@ object AppUtils {
                .start()
        }
    }
+
+    fun Int.dpToPx(context: Context): Int {
+        return (this * context.resources.displayMetrics.density).toInt()
+    }
+
 }
--- a/app/src/main/java/com/all/pdfreader/pro/app/util/FileUtils.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/util/FileUtils.kt
@ -3,29 +3,17 @@ package com.all.pdfreader.pro.app.util
 import android.annotation.SuppressLint
 import android.content.Context
 import android.net.Uri
-import android.os.Build
 import android.provider.MediaStore
 import android.provider.OpenableColumns
 import android.util.Log
-import android.webkit.MimeTypeMap
-import androidx.annotation.RequiresApi
 import java.io.File
 import java.io.InputStream
 import java.security.MessageDigest
-import com.all.pdfreader.pro.app.util.StoragePermissionHelper
 import java.text.SimpleDateFormat
-import java.time.Instant
-import java.time.ZoneId
-import java.time.format.DateTimeFormatter
 import java.util.Date
 import java.util.Locale

 object FileUtils {
-
-    private val PDF_MIME_TYPES = setOf(
-        "application/pdf", "application/x-pdf"
-    )
-
    fun scanPdfFiles(context: Context): List<File> {
        val pdfFiles = mutableListOf<File>()

--- a/app/src/main/java/com/all/pdfreader/pro/app/util/PdfScanner.kt
+++ b/app/src/main/java/com/all/pdfreader/pro/app/util/PdfScanner.kt
@ -2,6 +2,8 @@ package com.all.pdfreader.pro.app.util

 import android.content.Context
 import android.graphics.Bitmap
+import android.graphics.Canvas
+import android.graphics.Color
 import android.graphics.pdf.PdfRenderer
 import android.os.ParcelFileDescriptor
 import android.util.Log
@ -13,6 +15,8 @@ import java.io.File
 import java.io.FileOutputStream
 import java.util.concurrent.TimeUnit
 import androidx.core.graphics.createBitmap
+import com.github.barteksc.pdfviewer.PDFView
+import java.util.concurrent.CountDownLatch

 class PdfScanner(
    private val context: Context,
@ -32,16 +36,28 @@ class PdfScanner(

                // 扫描应用私有目录（无需权限）
                val privateFiles = FileUtils.scanPdfFiles(context)
-                LogUtil.logDebug("ocean", "PdfScanner: 📁 应用私有目录找到: ${privateFiles.size} 个PDF文件")
+                LogUtil.logDebug(
+                    "ocean",
+                    "PdfScanner: 📁 应用私有目录找到: ${privateFiles.size} 个PDF文件"
+                )
                privateFiles.forEach { file ->
-                    LogUtil.logDebug("ocean", "PdfScanner:    📄 ${file.name} (${FileUtils.formatFileSize(file.length())})")
+                    LogUtil.logDebug(
+                        "ocean",
+                        "PdfScanner:    📄 ${file.name} (${FileUtils.formatFileSize(file.length())})"
+                    )
                }

                // 扫描MediaStore（需要权限）
                val mediaStoreFiles = FileUtils.scanPdfFilesFromMediaStore(context)
-                LogUtil.logDebug("ocean", "PdfScanner: 📱 MediaStore找到: ${mediaStoreFiles.size} 个PDF文件")
+                LogUtil.logDebug(
+                    "ocean",
+                    "PdfScanner: 📱 MediaStore找到: ${mediaStoreFiles.size} 个PDF文件"
+                )
                mediaStoreFiles.forEach { file ->
-                    LogUtil.logDebug("ocean", "PdfScanner:    📱 ${file.name} (${FileUtils.formatFileSize(file.length())})")
+                    LogUtil.logDebug(
+                        "ocean",
+                        "PdfScanner:    📱 ${file.name} (${FileUtils.formatFileSize(file.length())})"
+                    )
                }

                // 合并并去重
@ -50,7 +66,10 @@ class PdfScanner(

                // 处理每个PDF文件
                allFiles.forEachIndexed { index, file ->
-                    LogUtil.logDebug("ocean", "PdfScanner: 🔄 处理文件 ${index + 1}/${allFiles.size}: ${file.name}")
+                    LogUtil.logDebug(
+                        "ocean",
+                        "PdfScanner: 🔄 处理文件 ${index + 1}/${allFiles.size}: ${file.name}"
+                    )

                    if (FileUtils.isPdfFile(file)) {
                        val fileHash = FileUtils.calculateFileHash(file.absolutePath)
@ -60,7 +79,10 @@ class PdfScanner(
                            val existingDoc = pdfRepository.getDocumentByHash(fileHash)

                            if (existingDoc == null) {
-                                LogUtil.logDebug("ocean", "PdfScanner:    🆕 发现新PDF文件: ${file.name}")
+                                LogUtil.logDebug(
+                                    "ocean",
+                                    "PdfScanner:    🆕 发现新PDF文件: ${file.name}"
+                                )
                                val thumbnailPath = generateThumbnail(context, file)

                                val metadata =
@ -81,11 +103,20 @@ class PdfScanner(
                                    metadataModificationDate = metadata?.modificationDate?.time
                                )
                                pdfRepository.insertOrUpdateDocument(document)
-                                LogUtil.logDebug("ocean", "PdfScanner:    ✅ 已保存到数据库: ${file.name}")
+                                LogUtil.logDebug(
+                                    "ocean",
+                                    "PdfScanner:    ✅ 已保存到数据库: ${file.name}"
+                                )
                            } else {
-                                LogUtil.logDebug("ocean", "PdfScanner:    📋 文件已存在: ${file.name}")
+                                LogUtil.logDebug(
+                                    "ocean",
+                                    "PdfScanner:    📋 文件已存在: ${file.name}"
+                                )
                                if (existingDoc.filePath != file.absolutePath) {
-                                    LogUtil.logDebug("ocean", "PdfScanner:    🔄 更新文件路径: ${existingDoc.filePath} -> ${file.absolutePath}")
+                                    LogUtil.logDebug(
+                                        "ocean",
+                                        "PdfScanner:    🔄 更新文件路径: ${existingDoc.filePath} -> ${file.absolutePath}"
+                                    )
                                    val updatedDoc = existingDoc.copy(
                                        filePath = file.absolutePath,
                                        lastModified = file.lastModified()
@ -103,14 +134,21 @@ class PdfScanner(
                    docs.forEach { doc ->
                        LogUtil.logDebug(
                            "ocean",
-                            "PdfScanner:    📖 ${doc.fileName} - ${doc.pageCount}页 - ${FileUtils.formatFileSize(doc.fileSize)} - ${doc.thumbnailPath}"
+                            "PdfScanner:    📖 ${doc.fileName} - ${doc.pageCount}页 - ${
+                                FileUtils.formatFileSize(
+                                    doc.fileSize
+                                )
+                            } - ${doc.thumbnailPath}"
                        )
                    }

                    // 标记扫描完成
                    ScanManager.markScanComplete(context)
                    val lastScanTime = ScanManager.getLastScanTime(context)
-                    LogUtil.logDebug("ocean", "PdfScanner: ✅ 扫描完成，记录时间: ${java.util.Date(lastScanTime)}")
+                    LogUtil.logDebug(
+                        "ocean",
+                        "PdfScanner: ✅ 扫描完成，记录时间: ${java.util.Date(lastScanTime)}"
+                    )
                    callback.invoke(true)
                }

@ -137,12 +175,17 @@ class PdfScanner(

    private fun generateThumbnail(context: Context, pdfFile: File): String? {
        return try {
-            val fileDescriptor = ParcelFileDescriptor.open(pdfFile, ParcelFileDescriptor.MODE_READ_ONLY)
+            val fileDescriptor =
+                ParcelFileDescriptor.open(pdfFile, ParcelFileDescriptor.MODE_READ_ONLY)
            val pdfRenderer = PdfRenderer(fileDescriptor)

            if (pdfRenderer.pageCount > 0) {
                val page = pdfRenderer.openPage(0)
+                // 创建 Bitmap
                val bitmap = createBitmap(page.width, page.height)
+                val canvas = Canvas(bitmap)
+                canvas.drawColor(Color.WHITE) // 填充白色背景
+
                page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY)
                page.close()

@ -169,5 +212,4 @@ class PdfScanner(
            null
        }
    }
-
 }
--- a/app/src/main/res/drawable/back_black.xml
+++ b/app/src/main/res/drawable/back_black.xml
@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="256dp"
+    android:height="256dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+  <path
+      android:pathData="M927.9,478.1 L168.9,478.1l308.7,-308.9c11.7,-11.7 11.4,-30.9 -0.6,-42.9 -12,-12 -31.2,-12.2 -42.9,-0.5L75.2,484.9c-2,1.7 -3.8,3.6 -5.3,5.7 -4,5.4 -6,11.8 -5.9,18.3 -0.1,7.8 2.7,15.6 8.6,21.4l361.6,361.7c11.7,11.7 30.9,11.4 42.9,-0.5 12,-12 12.2,-31.2 0.6,-42.9L168.4,539.5l759.4,0c16.5,0 29.9,-13.7 29.9,-30.7S944.4,478.1 927.9,478.1z"
+      android:fillColor="#2c2c2c"/>
+</vector>
--- a/app/src/main/res/drawable/dr_item_img_frame.xml
+++ b/app/src/main/res/drawable/dr_item_img_frame.xml
@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <stroke android:color="@color/line_color"
+        android:width="1dp"/>
+    <corners android:radius="8dp" />
+</shape>
--- a/app/src/main/res/font/poppins_medium.ttf
+++ b/app/src/main/res/font/poppins_medium.ttf
--- a/app/src/main/res/font/poppins_regular.ttf
+++ b/app/src/main/res/font/poppins_regular.ttf
--- a/app/src/main/res/font/poppins_semibold.ttf
+++ b/app/src/main/res/font/poppins_semibold.ttf
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@ -90,7 +90,7 @@
        <LinearLayout
            android:id="@+id/pnLayout"
            android:layout_width="match_parent"
-            android:layout_height="58dp"
+            android:layout_height="64dp"
            android:background="@drawable/dr_rounded_corner_top_bg_grey"
            android:gravity="center_vertical"
            android:orientation="horizontal"
@ -115,18 +115,20 @@
                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
+                    android:fontFamily="@font/poppins_medium"
                    android:text="@string/notice"
                    android:textColor="@color/black"
-                    android:textSize="16sp" />
+                    android:textSize="14sp" />

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:ellipsize="end"
+                    android:fontFamily="@font/poppins_regular"
                    android:maxLines="2"
                    android:text="@string/permission_notice"
                    android:textColor="@color/black_60"
-                    android:textSize="14sp" />
+                    android:textSize="12sp" />

            </LinearLayout>

@ -140,14 +142,14 @@
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:background="@drawable/dr_click_btn_bg"
+                    android:fontFamily="@font/poppins_semibold"
                    android:paddingStart="24dp"
                    android:paddingTop="4dp"
                    android:paddingEnd="24dp"
                    android:paddingBottom="4dp"
                    android:text="@string/go"
                    android:textColor="@color/white"
-                    android:textSize="14sp"
-                    android:textStyle="bold" />
+                    android:textSize="14sp" />
            </LinearLayout>
        </LinearLayout>

@ -173,6 +175,7 @@
                    android:id="@+id/home_tv"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
+                    android:fontFamily="@font/poppins_regular"
                    android:text="@string/home"
                    android:textColor="@color/black"
                    android:textSize="14sp" />
@ -196,6 +199,7 @@
                    android:id="@+id/recently_tv"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
+                    android:fontFamily="@font/poppins_regular"
                    android:text="@string/recently"
                    android:textColor="@color/black"
                    android:textSize="14sp" />
@ -219,6 +223,7 @@
                    android:id="@+id/favorite_tv"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
+                    android:fontFamily="@font/poppins_regular"
                    android:text="@string/favorite"
                    android:textColor="@color/black"
                    android:textSize="14sp" />
@ -242,6 +247,7 @@
                    android:id="@+id/tools_tv"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
+                    android:fontFamily="@font/poppins_regular"
                    android:text="@string/tools"
                    android:textColor="@color/black"
                    android:textSize="14sp" />
--- a/app/src/main/res/layout/activity_pdf_view.xml
+++ b/app/src/main/res/layout/activity_pdf_view.xml
@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/white"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="56dp"
+        android:gravity="center_vertical"
+        android:orientation="horizontal">
+
+        <LinearLayout
+            android:id="@+id/backBtn"
+            android:layout_width="40dp"
+            android:layout_height="40dp"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
+            android:gravity="center">
+
+            <ImageView
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:src="@drawable/back_black" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:background="@color/bg_color">
+
+        <com.github.barteksc.pdfviewer.PDFView
+            android:id="@+id/pdfview"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+
+    </LinearLayout>
+
+</LinearLayout>
--- a/app/src/main/res/layout/activity_splash.xml
+++ b/app/src/main/res/layout/activity_splash.xml
@ -2,8 +2,8 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
-    android:gravity="center"
    android:background="@color/bg_color"
+    android:gravity="center"
    android:orientation="vertical">

    <!-- App Logo -->
@ -19,10 +19,10 @@
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="24dp"
+        android:fontFamily="@font/poppins_semibold"
        android:text="@string/app_name"
        android:textColor="@color/black"
-        android:textSize="28sp"
-        android:textStyle="bold" />
+        android:textSize="28sp" />

    <!-- App Description -->
    <TextView
@ -31,6 +31,7 @@
        android:layout_height="wrap_content"
        android:layout_marginTop="8dp"
        android:alpha="0.8"
+        android:fontFamily="@font/poppins_medium"
        android:text="@string/splash_desc"
        android:textColor="@color/black"
        android:textSize="16sp" />
--- a/app/src/main/res/layout/adapter_pdf_item.xml
+++ b/app/src/main/res/layout/adapter_pdf_item.xml
@ -14,12 +14,19 @@
        android:gravity="center_vertical"
        android:orientation="horizontal">

+        <RelativeLayout
+            android:layout_width="56dp"
+            android:layout_height="56dp"
+            android:background="@drawable/dr_item_img_frame">
+
            <ImageView
                android:id="@+id/tvFileImg"
-            android:layout_width="54dp"
-            android:layout_height="54dp"
+                android:layout_width="56dp"
+                android:layout_height="56dp"
                android:src="@mipmap/ic_launcher_round" />

+        </RelativeLayout>
+
        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="match_parent"
@ -32,12 +39,12 @@
                android:id="@+id/tvFileName"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
+                android:ellipsize="marquee"
+                android:maxLines="1"
                android:text="@string/app_name"
                android:textColor="@color/black"
-                android:maxLines="1"
-                android:ellipsize="marquee"
                android:textSize="16sp"
-                android:textStyle="bold" />
+                android:fontFamily="@font/poppins_semibold"/>

            <LinearLayout
                android:layout_width="match_parent"
@ -51,6 +58,7 @@
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="2月27,2025"
+                    android:fontFamily="@font/poppins_medium"
                    android:textColor="@color/black_60"
                    android:textSize="14sp" />

@ -60,6 +68,7 @@
                    android:layout_height="wrap_content"
                    android:layout_marginStart="8dp"
                    android:text="8.1MB"
+                    android:fontFamily="@font/poppins_medium"
                    android:textColor="@color/black_60"
                    android:textSize="14sp" />

--- a/app/src/main/res/layout/dialog_permission.xml
+++ b/app/src/main/res/layout/dialog_permission.xml
@ -40,17 +40,18 @@
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="8dp"
+            android:fontFamily="@font/poppins_semibold"
            android:gravity="center"
            android:text="@string/permission_required"
            android:textColor="@color/black"
-            android:textSize="20sp"
-            android:textStyle="bold" />
+            android:textSize="20sp" />

        <TextView
            android:id="@+id/pr_desc"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="8dp"
+            android:fontFamily="@font/poppins_regular"
            android:gravity="center"
            android:text="@string/permission_required_desc_1"
            android:textColor="@color/black_80"
@ -76,6 +77,7 @@
                    android:layout_width="0dp"
                    android:layout_height="match_parent"
                    android:layout_weight="1"
+                    android:fontFamily="@font/poppins_regular"
                    android:gravity="center_vertical"
                    android:text="@string/permission_required_desc_2"
                    android:textColor="@color/black_80"
@ -105,10 +107,10 @@
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
+                android:fontFamily="@font/poppins_semibold"
                android:text="@string/allow_access"
                android:textColor="@color/white"
-                android:textSize="16sp"
-                android:textStyle="bold" />
+                android:textSize="16sp" />
        </LinearLayout>
    </LinearLayout>
 </LinearLayout>
--- a/app/src/main/res/layout/dialog_sort.xml
+++ b/app/src/main/res/layout/dialog_sort.xml
@ -13,7 +13,7 @@
        android:text="@string/sort_by"
        android:textColor="@color/black"
        android:textSize="18sp"
-        android:textStyle="bold" />
+        android:fontFamily="@font/poppins_semibold"/>

    <LinearLayout
        android:layout_width="match_parent"
@ -41,6 +41,7 @@
                android:layout_marginStart="16dp"
                android:layout_weight="1"
                android:text="@string/created_date"
+                android:fontFamily="@font/poppins_regular"
                android:textColor="@color/black"
                android:textSize="16sp" />

@ -69,6 +70,7 @@
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
+                android:fontFamily="@font/poppins_regular"
                android:layout_weight="1"
                android:text="@string/file_name"
                android:textColor="@color/black"
@ -101,6 +103,7 @@
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_weight="1"
+                android:fontFamily="@font/poppins_regular"
                android:text="@string/file_size"
                android:textColor="@color/black"
                android:textSize="16sp" />
@ -145,6 +148,7 @@
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_weight="1"
+                android:fontFamily="@font/poppins_regular"
                android:text="@string/ascending"
                android:textColor="@color/black"
                android:textSize="16sp" />
@ -177,6 +181,7 @@
                android:layout_marginStart="16dp"
                android:layout_weight="1"
                android:text="@string/descending"
+                android:fontFamily="@font/poppins_regular"
                android:textColor="@color/black"
                android:textSize="16sp" />

@ -211,7 +216,7 @@
                android:text="@string/cancel"
                android:textColor="@color/black"
                android:textSize="16sp"
-                android:textStyle="bold" />
+                android:fontFamily="@font/poppins_semibold" />
        </LinearLayout>

        <LinearLayout
@ -229,7 +234,7 @@
                android:text="@string/ok"
                android:textColor="@color/white"
                android:textSize="16sp"
-                android:textStyle="bold" />
+                android:fontFamily="@font/poppins_semibold" />
        </LinearLayout>

    </LinearLayout>
--- a/app/src/main/res/layout/fragment_home.xml
+++ b/app/src/main/res/layout/fragment_home.xml
@ -18,7 +18,9 @@
        <androidx.recyclerview.widget.RecyclerView
            android:id="@+id/recyclerView"
            android:layout_width="match_parent"
-            android:layout_height="match_parent" />
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
+            android:paddingBottom="40dp" />

    </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@ -21,6 +21,7 @@
    <string name="file_size">File Size</string>
    <string name="ascending">Ascending</string>
    <string name="descending">Descending</string>
-    <string name="permission_denied">权限被拒绝</string>
+    <string name="permission_denied">Permission Denied</string>
    <string name="pd_content_notice">Unable to access PDF file, please grant storage permission in settings</string>
+    <string name="file_not">File does not exist</string>
 </resources>
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@ -1,6 +1,8 @@
 [versions]
+androidpdfviewer = "3.2.8"
 appcompat = "1.7.1"
 agp = "8.10.1"
+glide = "5.0.4"
 kotlin = "2.0.21"
 ksp = "2.0.21-1.0.27"
 coreKtx = "1.17.0"
@ -10,6 +12,7 @@ espressoCore = "3.7.0"
 lifecycleRuntimeKtx = "2.9.2"
 immersionbar = "3.2.2"
 immersionbarKtx = "3.2.2"
+pdfboxAndroid = "2.0.27.0"
 room_version = "2.7.2"
 swiperefreshlayout = "1.1.0"
 recyclerview = "1.4.0"
@ -17,11 +20,13 @@ protoliteWellKnownTypes = "18.0.1"
 material = "1.12.0"

 [libraries]
+androidpdfviewer = { module = "com.github.marain87:AndroidPdfViewer", version.ref = "androidpdfviewer" }
 androidx-appcompat = { module = "androidx.appcompat:appcompat", version.ref = "appcompat" }
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
 androidx-room-compiler = { group = "androidx.room", name = "room-compiler", version.ref = "room_version" }
 androidx-room-ktx = { group = "androidx.room", name = "room-ktx", version.ref = "room_version" }
 androidx-room-runtime = { group = "androidx.room", name = "room-runtime", version.ref = "room_version" }
+glide = { module = "com.github.bumptech.glide:glide", version.ref = "glide" }
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
@ -30,6 +35,7 @@ immersionbar = { group = "com.geyifeng.immersionbar", name = "immersionbar", ver
 immersionbar-ktx = { group = "com.geyifeng.immersionbar", name = "immersionbar-ktx", version.ref = "immersionbarKtx" }
 androidx-swiperefreshlayout = { group = "androidx.swiperefreshlayout", name = "swiperefreshlayout", version.ref = "swiperefreshlayout" }
 androidx-recyclerview = { group = "androidx.recyclerview", name = "recyclerview", version.ref = "recyclerview" }
+pdfbox-android = { module = "com.tom-roush:pdfbox-android", version.ref = "pdfboxAndroid" }
 protolite-well-known-types = { group = "com.google.firebase", name = "protolite-well-known-types", version.ref = "protoliteWellKnownTypes" }
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }

--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@ -16,6 +16,7 @@ dependencyResolutionManagement {
    repositories {
        google()
        mavenCentral()
+        maven("https://jitpack.io")
    }
 }