...

app/build.gradle.kts

@@ -58,6 +58,7 @@ dependencies {
 
     //第三方UI
     implementation("io.github.cymchad:BaseRecyclerViewAdapterHelper4:4.1.4")
+    implementation("com.h6ah4i.android.widget.verticalseekbar:verticalseekbar:1.0.0")
 
     //mlkit
     implementation("com.google.android.gms:play-services-mlkit-document-scanner:16.0.0-beta1")

app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfActivity.kt

@@ -5,6 +5,7 @@ import android.animation.AnimatorSet
 import android.animation.ObjectAnimator
 import android.annotation.SuppressLint
 import android.content.Intent
+import android.content.pm.ActivityInfo
 import android.graphics.Color
 import android.util.DisplayMetrics
 import android.view.View
@@ -31,6 +32,7 @@ import com.base.pdfviewerscannerwhite.utils.KeyBoardUtils.showKeyBoard
 import com.base.pdfviewerscannerwhite.utils.ToastUtils.toast
 import java.io.File
 
+
 class PdfActivity : BaseActivity<ActivityPdfBinding>(), PdfView {
 
 
@@ -66,6 +68,7 @@ class PdfActivity : BaseActivity<ActivityPdfBinding>(), PdfView {
         changeNormalUI()
 
         muPDFCore = pdfPresenter.openFile(path)
+        muPDFCore?.needsPassword()
         // 搜索设为空
         SearchTaskResult.set(null)
 
@@ -185,6 +188,9 @@ class PdfActivity : BaseActivity<ActivityPdfBinding>(), PdfView {
                 putExtra("doWhat", DO_SAVE_PDF)
             })
         }
+        binding.ivXuanzhuan.setOnClickListener {
+            switchOrientation()
+        }
     }
 
     /**
@@ -476,6 +482,14 @@ class PdfActivity : BaseActivity<ActivityPdfBinding>(), PdfView {
         searchTask?.stop()
     }
 
+    fun switchOrientation() {
+        requestedOrientation = if (requestedOrientation == ActivityInfo.SCREEN_ORIENTATION_PORTRAIT) {
+            ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
+        } else {
+            ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
+        }
+    }
+
     companion object {
 
         const val UI_MODE_NORMAL = 0

app/src/main/java/com/base/pdfviewerscannerwhite/utils/PdfBoxUtils.kt → app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfBoxUtils.kt

-package com.base.pdfviewerscannerwhite.utils
+package com.base.pdfviewerscannerwhite.ui.document.pdf
 
 import android.content.Context
 import android.graphics.Bitmap
 import android.graphics.Color
 import android.graphics.drawable.BitmapDrawable
 import android.graphics.drawable.Drawable
+import com.base.pdfviewerscannerwhite.utils.LogEx
 import com.tom_roush.pdfbox.pdmodel.PDDocument
 import com.tom_roush.pdfbox.pdmodel.PDPage
 import com.tom_roush.pdfbox.pdmodel.PDPageContentStream
 import com.tom_roush.pdfbox.pdmodel.common.PDRectangle
+import com.tom_roush.pdfbox.pdmodel.encryption.AccessPermission
+import com.tom_roush.pdfbox.pdmodel.encryption.StandardProtectionPolicy
 import com.tom_roush.pdfbox.rendering.ImageType
 import com.tom_roush.pdfbox.rendering.PDFRenderer
 import com.tom_roush.pdfbox.rendering.RenderDestination
@@ -155,4 +158,28 @@ object PdfBoxUtils {
         document.close()
 
     }
+
+
+    fun setPassword(
+        sourceFilePath: String,
+        userPassword: String,
+        ownerPassword: String
+    ) {
+        try {
+            PDDocument.load(File(sourceFilePath)).use { document ->
+                val ap = AccessPermission()
+                ap.setCanPrint(false)
+                ap.setCanModify(false)
+                ap.setCanExtractContent(false)
+                ap.setCanExtractForAccessibility(false)
+                ap.setCanFillInForm(false)
+                val spp = StandardProtectionPolicy(userPassword, ownerPassword, ap)
+                document.protect(spp)
+                document.save(File(sourceFilePath))
+            }
+        } catch (e: Exception) {
+
+        }
+
+    }
 }
\ No newline at end of file

app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfPagerAdapter.kt

@@ -10,7 +10,6 @@ import com.base.pdfviewerscannerwhite.R
 import com.base.pdfviewerscannerwhite.bean.PdfPageBean
 import com.base.pdfviewerscannerwhite.databinding.ItemPdfPagerBinding
 import com.base.pdfviewerscannerwhite.databinding.ItemPdfPagerSplitBinding
-import com.base.pdfviewerscannerwhite.utils.PdfBoxUtils
 import com.base.pdfviewerscannerwhite.utils.XmlEx.inflate
 import com.chad.library.adapter4.BaseQuickAdapter
 import java.util.concurrent.LinkedBlockingQueue
@@ -86,13 +85,13 @@ class PdfPagerAdapter(val pdfPath: String, val itemLayout: Int = R.layout.item_p
     ) {
         threadPoolExecutor.execute {
             runCatching {
-                val drawable = PdfBoxUtils.getPdfDrawablePage(context, pdfPath, item.pageIndex, scale)
-                item.pageDrawable = drawable
-                itemView.post {
-                    item.pageDrawable?.let {
-                        iv.setImageDrawable(it)
-                    }
-                }
+//                val drawable = PdfBoxUtils.getPdfDrawablePage(context, pdfPath, item.pageIndex, scale)
+//                item.pageDrawable = drawable
+//                itemView.post {
+//                    item.pageDrawable?.let {
+//                        iv.setImageDrawable(it)
+//                    }
+//                }
             }
 
         }

app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfPresenter.kt

@@ -8,7 +8,6 @@ import com.base.pdfviewerscannerwhite.R
 import com.base.pdfviewerscannerwhite.bean.PdfPageBean
 import com.base.pdfviewerscannerwhite.ui.document.pdf.PdfMergeActivity.Companion.mergePdfList
 import com.base.pdfviewerscannerwhite.utils.LogEx
-import com.base.pdfviewerscannerwhite.utils.PdfBoxUtils
 import com.tom_roush.pdfbox.multipdf.PDFMergerUtility
 import com.tom_roush.pdfbox.pdmodel.PDDocument
 import java.io.File
@@ -36,12 +35,12 @@ class PdfPresenter(
 
 
     fun iniPdfPage(filePath: String) {
-        val list = arrayListOf<PdfPageBean>()
-        val number = PdfBoxUtils.getNumberOfPages(filePath)
-        repeat(number) {
-            list.add(PdfPageBean(it))
-        }
-        pdfView?.initPdfPageRv(list)
+//        val list = arrayListOf<PdfPageBean>()
+//        val number = PdfBoxUtils.getNumberOfPages(filePath)
+//        repeat(number) {
+//            list.add(PdfPageBean(it))
+//        }
+//        pdfView?.initPdfPageRv(list)
     }
 
     fun splitPdf(

app/src/main/res/layout/activity_pdf.xml

@@ -13,6 +13,7 @@
         android:layout_height="match_parent" />
 
 
+
     <ViewAnimator
         android:id="@+id/v_animator_top"
         android:layout_width="match_parent"

pdflibrary/build.gradle

@@ -38,4 +38,6 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation(libs.androidx.appcompat)
+
+//    api 'com.artifex.mupdf:viewer:1.24.9a'
 }
\ No newline at end of file