阅读进度记录从页数改成字数

app/src/main/java/io/legado/app/service/AudioPlayService.kt

@@ -336,7 +336,7 @@ class AudioPlayService : BaseService(),
     private fun saveProgress() {
         launch(IO) {
             AudioPlay.book?.let {
-                App.db.bookDao().upProgress(it.bookUrl, AudioPlay.durPageIndex)
+                App.db.bookDao().upProgress(it.bookUrl, AudioPlay.durChapterPos)
             }
         }
     }

app/src/main/java/io/legado/app/service/help/AudioPlay.kt

@@ -21,7 +21,7 @@ object AudioPlay {
     var inBookshelf = false
     var chapterSize = 0
     var durChapterIndex = 0
-    var durPageIndex = 0
+    var durChapterPos = 0
     var webBook: WebBook? = null
     val loadingChapters = arrayListOf<Int>()
 
@@ -81,7 +81,7 @@ object AudioPlay {
         Coroutine.async {
             book?.let { book ->
                 durChapterIndex = index
-                durPageIndex = 0
+                durChapterPos = 0
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
@@ -100,7 +100,7 @@ object AudioPlay {
                     return@let
                 }
                 durChapterIndex--
-                durPageIndex = 0
+                durChapterPos = 0
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
@@ -119,7 +119,7 @@ object AudioPlay {
                     return@let
                 }
                 durChapterIndex++
-                durPageIndex = 0
+                durChapterPos = 0
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
@@ -137,7 +137,7 @@ object AudioPlay {
                 book.lastCheckCount = 0
                 book.durChapterTime = System.currentTimeMillis()
                 book.durChapterIndex = durChapterIndex
-                book.durChapterPos = durPageIndex
+                book.durChapterPos = durChapterPos
                 App.db.bookChapterDao().getChapter(book.bookUrl, book.durChapterIndex)?.let {
                     book.durChapterTitle = it.title
                 }

app/src/main/java/io/legado/app/service/help/ReadBook.kt

@@ -31,7 +31,7 @@ object ReadBook {
     var inBookshelf = false
     var chapterSize = 0
     var durChapterIndex = 0
-    var durPageIndex = 0
+    var durChapterPos = 0
     var isLocalBook = true
     var callBack: CallBack? = null
     var prevTextChapter: TextChapter? = null
@@ -50,7 +50,7 @@ object ReadBook {
         readRecord.bookName = book.name
         readRecord.readTime = App.db.readRecordDao().getReadTime(book.name) ?: 0
         durChapterIndex = book.durChapterIndex
-        durPageIndex = book.durChapterPos
+        durChapterPos = book.durChapterPos
         isLocalBook = book.origin == BookType.local
         chapterSize = 0
         prevTextChapter = null
@@ -96,14 +96,14 @@ object ReadBook {
     }
 
     fun moveToNextPage() {
-        durPageIndex++
+        durChapterPos = curTextChapter?.getNextPageLength(durChapterPos) ?: durChapterPos
         callBack?.upContent()
         saveRead()
     }
 
     fun moveToNextChapter(upContent: Boolean): Boolean {
         if (durChapterIndex < chapterSize - 1) {
-            durPageIndex = 0
+            durChapterPos = 0
             durChapterIndex++
             prevTextChapter = curTextChapter
             curTextChapter = nextTextChapter
@@ -133,7 +133,7 @@ object ReadBook {
 
     fun moveToPrevChapter(upContent: Boolean, toLast: Boolean = true): Boolean {
         if (durChapterIndex > 0) {
-            durPageIndex = if (toLast) prevTextChapter?.lastIndex ?: 0 else 0
+            durChapterPos = if (toLast) prevTextChapter?.lastReadLength ?: 0 else 0
             durChapterIndex--
             nextTextChapter = curTextChapter
             curTextChapter = prevTextChapter
@@ -161,15 +161,15 @@ object ReadBook {
         }
     }
 
-    fun skipToPage(page: Int) {
-        durPageIndex = page
+    fun skipToPage(index: Int) {
+        durChapterPos = curTextChapter?.getReadLength(index) ?: index
         callBack?.upContent()
         curPageChanged()
         saveRead()
     }
 
-    fun setPageIndex(pageIndex: Int) {
-        durPageIndex = pageIndex
+    fun setPageIndex(index: Int) {
+        durChapterPos = curTextChapter?.getReadLength(index) ?: index
         saveRead()
         curPageChanged()
     }
@@ -191,19 +191,16 @@ object ReadBook {
         if (book != null && textChapter != null) {
             val key = IntentDataHelp.putData(textChapter)
             ReadAloud.play(
-                App.INSTANCE, book.name, textChapter.title, durPageIndex, key, play
+                App.INSTANCE, book.name, textChapter.title, durPageIndex(), key, play
             )
         }
     }
 
-    fun durChapterPos(): Int {
+    fun durPageIndex(): Int {
         curTextChapter?.let {
-            if (durPageIndex < it.pageSize) {
-                return durPageIndex
+            return it.getPageIndexByCharIndex(durChapterPos)
         }
-            return it.pageSize - 1
-        }
-        return durPageIndex
+        return durChapterPos
     }
 
     /**
@@ -430,7 +427,7 @@ object ReadBook {
                 book.lastCheckCount = 0
                 book.durChapterTime = System.currentTimeMillis()
                 book.durChapterIndex = durChapterIndex
-                book.durChapterPos = durPageIndex
+                book.durChapterPos = durChapterPos
                 App.db.bookChapterDao().getChapter(book.bookUrl, durChapterIndex)?.let {
                     book.durChapterTitle = it.title
                 }

app/src/main/java/io/legado/app/ui/audio/AudioPlayActivity.kt

@@ -208,7 +208,7 @@ class AudioPlayActivity :
             binding.tvAllTime.text = DateFormatUtils.format(it.toLong(), "mm:ss")
         }
         observeEventSticky<Int>(EventBus.AUDIO_PROGRESS) {
-            AudioPlay.durPageIndex = it
+            AudioPlay.durChapterPos = it
             if (!adjustProgress) binding.playerProgress.progress = it
             binding.tvDurTime.text = DateFormatUtils.format(it.toLong(), "mm:ss")
         }

app/src/main/java/io/legado/app/ui/audio/AudioPlayViewModel.kt

@@ -31,7 +31,7 @@ class AudioPlayViewModel(application: Application) : BaseViewModel(application)
                     titleData.postValue(book.name)
                     coverData.postValue(book.getDisplayCover())
                     durChapterIndex = book.durChapterIndex
-                    durPageIndex = book.durChapterPos
+                    durChapterPos = book.durChapterPos
                     App.db.bookChapterDao().getChapter(book.bookUrl, book.durChapterIndex)?.let {
                         postEvent(EventBus.AUDIO_SUB_TITLE, it.title)
                     }

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -500,7 +500,7 @@ class ReadBookActivity : ReadBookBaseActivity(),
         autoPageProgress = 0
         launch {
             binding.pageView.upContent(relativePosition, resetPageOffset)
-            binding.readMenu.setSeekPage(ReadBook.durPageIndex)
+            binding.readMenu.setSeekPage(ReadBook.durPageIndex())
         }
         loadStates = false
     }
@@ -526,7 +526,7 @@ class ReadBookActivity : ReadBookBaseActivity(),
     override fun pageChanged() {
         autoPageProgress = 0
         launch {
-            binding.readMenu.setSeekPage(ReadBook.durPageIndex)
+            binding.readMenu.setSeekPage(ReadBook.durPageIndex())
         }
     }
 
@@ -741,13 +741,12 @@ class ReadBookActivity : ReadBookBaseActivity(),
                                 delay(100L)
                                 pages = ReadBook.curTextChapter?.pages
                             }
-                            val positions =
-                                ReadBook.searchResultPositions(
+                            val positions = ReadBook.searchResultPositions(
                                 pages,
                                 indexWithinChapter,
                                 viewModel.searchContentQuery
                             )
-                            while (ReadBook.durPageIndex != positions[0]) {
+                            while (ReadBook.durPageIndex() != positions[0]) {
                                 delay(100L)
                                 ReadBook.skipToPage(positions[0])
                             }
@@ -817,7 +816,7 @@ class ReadBookActivity : ReadBookBaseActivity(),
         observeEvent<String>(EventBus.TIME_CHANGED) { binding.pageView.upTime() }
         observeEvent<Int>(EventBus.BATTERY_CHANGED) { binding.pageView.upBattery(it) }
         observeEvent<BookChapter>(EventBus.OPEN_CHAPTER) {
-            viewModel.openChapter(it.index, ReadBook.durPageIndex)
+            viewModel.openChapter(it.index, ReadBook.durChapterPos)
             binding.pageView.upContent()
         }
         observeEvent<Boolean>(EventBus.MEDIA_BUTTON) {
@@ -841,7 +840,7 @@ class ReadBookActivity : ReadBookBaseActivity(),
         observeEvent<Int>(EventBus.ALOUD_STATE) {
             if (it == Status.STOP || it == Status.PAUSE) {
                 ReadBook.curTextChapter?.let { textChapter ->
-                    val page = textChapter.page(ReadBook.durPageIndex)
+                    val page = textChapter.getPageByReadPos(ReadBook.durChapterPos)
                     if (page != null) {
                         page.removePageAloudSpan()
                         binding.pageView.upContent(resetPageOffset = false)
@@ -853,9 +852,9 @@ class ReadBookActivity : ReadBookBaseActivity(),
             launch(IO) {
                 if (BaseReadAloudService.isPlay()) {
                     ReadBook.curTextChapter?.let { textChapter ->
-                        val pageStart =
-                            chapterStart - textChapter.getReadLength(ReadBook.durPageIndex)
-                        textChapter.page(ReadBook.durPageIndex)?.upPageAloudSpan(pageStart)
+                        val pageStart = chapterStart - ReadBook.durChapterPos
+                        textChapter.getPageByReadPos(ReadBook.durChapterPos)
+                            ?.upPageAloudSpan(pageStart)
                         upContent()
                     }
                 }

app/src/main/java/io/legado/app/ui/book/read/ReadBookBaseActivity.kt

@@ -214,7 +214,7 @@ abstract class ReadBookBaseActivity :
                             bookUrl = book.bookUrl,
                             bookName = book.name,
                             chapterIndex = ReadBook.durChapterIndex,
-                            pageIndex = ReadBook.durPageIndex,
+                            pageIndex = ReadBook.durChapterPos,
                             chapterName = textChapter.title,
                             content = editContent
                         )

app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt

@@ -69,7 +69,7 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
             ReadBook.book = book
             if (ReadBook.durChapterIndex != book.durChapterIndex) {
                 ReadBook.durChapterIndex = book.durChapterIndex
-                ReadBook.durPageIndex = book.durChapterPos
+                ReadBook.durChapterPos = book.durChapterPos
                 ReadBook.prevTextChapter = null
                 ReadBook.curTextChapter = null
                 ReadBook.nextTextChapter = null
@@ -230,14 +230,14 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
         }
     }
 
-    fun openChapter(index: Int, pageIndex: Int = 0) {
+    fun openChapter(index: Int, durChapterPos: Int = 0) {
         ReadBook.prevTextChapter = null
         ReadBook.curTextChapter = null
         ReadBook.nextTextChapter = null
         ReadBook.callBack?.upContent()
         if (index != ReadBook.durChapterIndex) {
             ReadBook.durChapterIndex = index
-            ReadBook.durPageIndex = pageIndex
+            ReadBook.durChapterPos = durChapterPos
         }
         ReadBook.saveRead()
         ReadBook.loadContent(resetPageOffset = true)

app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt

@@ -287,7 +287,7 @@ class ReadMenu @JvmOverloads constructor(
                 binding.tvChapterUrl.gone()
             }
             binding.seekReadPage.max = it.pageSize.minus(1)
-            binding.seekReadPage.progress = ReadBook.durPageIndex
+            binding.seekReadPage.progress = ReadBook.durPageIndex()
             binding.tvPre.isEnabled = ReadBook.durChapterIndex != 0
             binding.tvNext.isEnabled = ReadBook.durChapterIndex != ReadBook.chapterSize - 1
         } ?: let {

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

@@ -5,7 +5,7 @@ import io.legado.app.ui.book.read.page.entities.TextChapter
 
 interface DataSource {
 
-    val pageIndex: Int get() = ReadBook.durChapterPos()
+    val pageIndex: Int get() = ReadBook.durPageIndex()
 
     val currentChapter: TextChapter?
 

app/src/main/java/io/legado/app/ui/book/read/page/entities/TextChapter.kt

@@ -8,20 +8,25 @@ data class TextChapter(
     val title: String,
     val url: String,
     val pages: List<TextPage>,
-    val pageLines: List<Int>,
-    val pageLengths: List<Int>,
     val chaptersSize: Int,
     var titlePaint: TextPaint? = null,
     var contentPaint: TextPaint? = null
 ) {
+
     fun page(index: Int): TextPage? {
         return pages.getOrNull(index)
     }
 
+    fun getPageByReadPos(readPos: Int): TextPage? {
+        return page(getPageIndexByCharIndex(readPos))
+    }
+
     val lastPage: TextPage? get() = pages.lastOrNull()
 
     val lastIndex: Int get() = pages.lastIndex
 
+    val lastReadLength: Int get() = getReadLength(lastIndex)
+
     val pageSize: Int get() = pages.size
 
     fun isLastIndex(index: Int): Boolean {
@@ -32,11 +37,15 @@ data class TextChapter(
         var length = 0
         val maxIndex = min(pageIndex, pages.size)
         for (index in 0 until maxIndex) {
-            length += pageLengths[index]
+            length += pages[index].charSize
         }
         return length
     }
 
+    fun getNextPageLength(length: Int): Int {
+        return getReadLength(getPageIndexByCharIndex(length) + 1)
+    }
+
     fun getUnRead(pageIndex: Int): String {
         val stringBuilder = StringBuilder()
         if (pages.isNotEmpty()) {
@@ -54,4 +63,15 @@ data class TextChapter(
         }
         return stringBuilder.toString()
     }
+
+    fun getPageIndexByCharIndex(charIndex: Int): Int {
+        var length = 0
+        pages.forEach {
+            length += it.charSize
+            if (length > charIndex) {
+                return it.index
+            }
+        }
+        return pages.lastIndex
+    }
 }

app/src/main/java/io/legado/app/ui/book/read/page/entities/TextPage.kt

@@ -8,6 +8,7 @@ import io.legado.app.help.ReadBookConfig
 import io.legado.app.ui.book.read.page.provider.ChapterProvider
 import java.text.DecimalFormat
 
+@Suppress("unused")
 data class TextPage(
     var index: Int = 0,
     var text: String = App.INSTANCE.getString(R.string.data_loading),
@@ -16,9 +17,12 @@ data class TextPage(
     var pageSize: Int = 0,
     var chapterSize: Int = 0,
     var chapterIndex: Int = 0,
-    var height: Float = 0f
+    var height: Float = 0f,
 ) {
 
+    val lineSize = textLines.size
+    val charSize = text.length
+
     fun upLinesPosition() = ChapterProvider.apply {
         if (!ReadBookConfig.textBottomJustify) return@apply
         if (textLines.size <= 1) return@apply

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

@@ -83,8 +83,6 @@ object ChapterProvider {
         imageStyle: String?,
     ): TextChapter {
         val textPages = arrayListOf<TextPage>()
-        val pageLines = arrayListOf<Int>()
-        val pageLengths = arrayListOf<Int>()
         val stringBuilder = StringBuilder()
         var durY = 0f
         var paint = Pair(titlePaint, contentPaint)
@@ -109,21 +107,12 @@ object ChapterProvider {
                 val isTitle = index == 0
                 val textPaint = if (isTitle) paint.first else paint.second
                 if (!(isTitle && ReadBookConfig.titleMode == 2)) {
-                    durY = setTypeText(
-                        text, durY, textPages, pageLines,
-                        pageLengths, stringBuilder, isTitle, textPaint
-                    )
+                    durY = setTypeText(text, durY, textPages, stringBuilder, isTitle, textPaint)
                 }
             }
         }
         textPages.last().height = durY + 20.dp
         textPages.last().text = stringBuilder.toString()
-        if (pageLines.size < textPages.size) {
-            pageLines.add(textPages.last().textLines.size)
-        }
-        if (pageLengths.size < textPages.size) {
-            pageLengths.add(textPages.last().text.length)
-        }
         textPages.forEachIndexed { index, item ->
             item.index = index
             item.pageSize = textPages.size
@@ -136,7 +125,7 @@ object ChapterProvider {
         return TextChapter(
             bookChapter.index, bookChapter.title,
             bookChapter.getAbsoluteURL().substringBefore(","),
-            textPages, pageLines, pageLengths, chapterSize, paint.first, paint.second
+            textPages, chapterSize, paint.first, paint.second
         )
     }
 
@@ -211,8 +200,6 @@ object ChapterProvider {
         text: String,
         y: Float,
         textPages: ArrayList<TextPage>,
-        pageLines: ArrayList<Int>,
-        pageLengths: ArrayList<Int>,
         stringBuilder: StringBuilder,
         isTitle: Boolean,
         textPaint: TextPaint
@@ -247,8 +234,6 @@ object ChapterProvider {
             if (durY + textPaint.textHeight > visibleHeight) {
                 //当前页面结束,设置各种值
                 textPages.last().text = stringBuilder.toString()
-                pageLines.add(textPages.last().textLines.size)
-                pageLengths.add(textPages.last().text.length)
                 textPages.last().height = durY
                 //新建页面
                 textPages.add(TextPage())