优化

app/src/main/java/io/legado/app/model/ReadManga.kt

@@ -20,6 +20,7 @@ import io.legado.app.help.config.AppConfig
 import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.help.globalExecutor
 import io.legado.app.model.webBook.WebBook
+import io.legado.app.ui.book.manga.entities.BaseMangaPage
 import io.legado.app.ui.book.manga.entities.MangaChapter
 import io.legado.app.ui.book.manga.entities.MangaContent
 import io.legado.app.ui.book.manga.entities.MangaPage
@@ -239,24 +240,25 @@ object ReadManga : CoroutineScope by MainScope() {
     }
 
     private fun buildMangaContent(): MangaContent {
-        val list = arrayListOf<Any>()
+        val items = arrayListOf<BaseMangaPage>()
-        var pos = durChapterPos + 1
+        var pos = 0
         var curFinish = false
         var nextFinish = false
         prevMangaChapter?.let {
-            pos += it.contents.size
+            pos += it.pages.size
-            list.addAll(it.contents)
+            items.addAll(it.pages)
         }
         curMangaChapter?.let {
             curFinish = true
-            list.addAll(it.contents)
+            items.addAll(it.pages)
+            durChapterPos = durChapterPos.coerceIn(0, it.imageCount - 1)
+            pos += durChapterPos + 1
         }
         nextMangaChapter?.let {
             nextFinish = true
-            list.addAll(it.contents)
+            items.addAll(it.pages)
         }
-        pos = pos.coerceIn(0, list.lastIndex)
+        return MangaContent(pos, items, curFinish, nextFinish)
-        return MangaContent(pos, list, curFinish, nextFinish)
     }
 
     /**
@@ -586,7 +588,7 @@ object ReadManga : CoroutineScope by MainScope() {
             it.imageCount = imageCount
         }
 
-        val contentList = mutableListOf<Any>()
+        val contentList = mutableListOf<BaseMangaPage>()
         contentList.add(ReaderLoading(chapter.index, -1, "阅读 ${chapter.title}"))
         contentList.addAll(list)
         contentList.add(ReaderLoading(chapter.index, imageCount, "已读完 ${chapter.title}"))

app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt

@@ -261,7 +261,7 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, ReadMangaViewMode
             setTitle(ReadManga.book?.name)
             val data = withContext(IO) { ReadManga.mangaContents }
             val pos = data.pos
-            val list = data.contents
+            val list = data.items
             val curFinish = data.curFinish
             val nextFinish = data.nextFinish
             mAdapter.submitList(list) {
@@ -737,9 +737,9 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, ReadMangaViewMode
         window.decorView.postInvalidate()
     }
 
-    override fun skipToPage(pos: Int) {
+    override fun skipToPage(index: Int) {
         val durChapterIndex = ReadManga.durChapterIndex
-        val pos = mAdapter.getItems().fastBinarySearch {
+        val itemPos = mAdapter.getItems().fastBinarySearch {
             val chapterIndex: Int
             val pageIndex: Int
             if (it is BaseMangaPage) {
@@ -752,12 +752,13 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, ReadMangaViewMode
             if (delta != 0) {
                 delta
             } else {
-                pageIndex - pos
+                pageIndex - index
             }
         }
-        if (pos > -1) {
+        if (itemPos > -1) {
-            mLayoutManager.scrollToPositionWithOffset(pos, 0)
+            mLayoutManager.scrollToPositionWithOffset(itemPos, 0)
-            upInfoBar(mAdapter.getItem(pos))
+            upInfoBar(mAdapter.getItem(itemPos))
+            ReadManga.durChapterPos = index
         }
     }
 }

app/src/main/java/io/legado/app/ui/book/manga/entities/MangaChapter.kt

@@ -4,6 +4,6 @@ import io.legado.app.data.entities.BookChapter
 
 data class MangaChapter(
     val chapter: BookChapter,
-    val contents: List<Any>,
+    val pages: List<BaseMangaPage>,
     val imageCount: Int
 )

app/src/main/java/io/legado/app/ui/book/manga/entities/MangaContent.kt

@@ -2,7 +2,7 @@ package io.legado.app.ui.book.manga.entities
 
 data class MangaContent(
     val pos: Int,
-    val contents: List<Any>,
+    val items: List<Any>,
     val curFinish: Boolean,
     val nextFinish: Boolean
 )

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

@@ -804,7 +804,11 @@ class TextChapterLayout(
         while (i < length) {
             val clusterBaseIndex = i++
             widths.add(widthsArray[start + clusterBaseIndex])
-            while (i < length && widthsArray[start + i] == 0f && !isZeroWidthChar(text[i])) {
+            while (i < length) {
+                val c = text[i]
+                if ((widthsArray[start + i] > 0 && !c.isLowSurrogate()) || isZeroWidthChar(c)) {
+                    break
+                }
                 i++
             }
             stringList.add(text.substring(clusterBaseIndex, i))
@@ -814,7 +818,7 @@ class TextChapterLayout(
 
     private fun isZeroWidthChar(char: Char): Boolean {
         val code = char.code
-        return code == 8203 || code == 8204 || code == 8288
+        return code == 8203 || code == 8204 || code == 8205 || code == 8288
     }
 
 }