优化

app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt

@@ -101,7 +101,7 @@ object ChapterProvider {
     /**
      * 获取拆分完的章节数据
      */
-    fun getTextChapter(
+    suspend fun getTextChapter(
         book: Book,
         bookChapter: BookChapter,
         displayTitle: String,
@@ -136,7 +136,6 @@ object ChapterProvider {
                 while (matcher.find()) {
                     matcher.group(1)?.let { src ->
                         srcList.add(src)
-                        ImageProvider.getImage(book, src, ReadBook.bookSource)
                         matcher.appendReplacement(sb, srcReplaceChar)
                     }
                 }
@@ -200,7 +199,7 @@ object ChapterProvider {
         )
     }
 
-    private fun setTypeImage(
+    private suspend fun setTypeImage(
         book: Book,
         src: String,
         x: Int,
@@ -209,7 +208,7 @@ object ChapterProvider {
         imageStyle: String?,
     ): Float {
         var durY = y
-        ImageProvider.getImage(book, src, ReadBook.bookSource)?.let {
+        ImageProvider.getImageSize(book, src, ReadBook.bookSource).let {
             if (durY > visibleHeight) {
                 textPages.last().height = durY
                 textPages.add(TextPage())

app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt

@@ -1,6 +1,7 @@
 package io.legado.app.ui.book.read.page.provider
 
 import android.graphics.Bitmap
+import android.graphics.BitmapFactory
 import android.util.Size
 import io.legado.app.R
 import io.legado.app.constant.AppLog.putDebug
@@ -10,7 +11,6 @@ import io.legado.app.help.BookHelp
 import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.help.glide.ImageLoader
 import io.legado.app.model.localBook.EpubFile
-import io.legado.app.utils.BitmapUtils
 import io.legado.app.utils.FileUtils
 import io.legado.app.utils.isXml
 import kotlinx.coroutines.runBlocking
@@ -22,13 +22,8 @@ import kotlin.coroutines.resume
 
 object ImageProvider {
 
-    private val errorBitmap: Bitmap? by lazy {
-        BitmapUtils.decodeBitmap(
-            appCtx,
-            R.drawable.image_loading_error,
-            ChapterProvider.visibleWidth,
-            ChapterProvider.visibleHeight
-        )
+    private val errorBitmap: Bitmap by lazy {
+        BitmapFactory.decodeResource(appCtx.resources, R.drawable.image_loading_error)
     }
 
     private suspend fun cacheImage(
@@ -66,12 +61,12 @@ object ImageProvider {
                         block.resume(Size(width, height))
                     }
             }.onFailure {
-                block.cancel(it)
+                block.resume(Size(errorBitmap.width, errorBitmap.height))
             }
         }
     }
 
-    fun getImage(
+    suspend fun getImage(
         book: Book,
         src: String,
         bookSource: BookSource?,