添加图片样式TEXT

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

@@ -69,6 +69,8 @@ object ChapterProvider {
     @JvmStatic
     lateinit var contentPaint: TextPaint
 
+    private const val srcReplaceChar = "🖼"
+
     init {
         upStyle()
     }
@@ -86,14 +88,49 @@ object ChapterProvider {
         val stringBuilder = StringBuilder()
         var durY = 0f
         textPages.add(TextPage())
-        contents.forEachIndexed { index, text ->
+        contents.forEachIndexed { index, content ->
+            if (book.getImageStyle() == Book.imgStyleText) {
+                var text = content.replace(srcReplaceChar, "画")
+                val srcList = LinkedList<String>()
+                val sb = StringBuffer()
                 val matcher = AppPattern.imgPattern.matcher(text)
-            if (matcher.find()) {
+                while (matcher.find()) {
                     matcher.group(1)?.let {
+                        srcList.add(it)
+                        matcher.appendReplacement(sb, srcReplaceChar)
+                    }
+                }
+                matcher.appendTail(sb)
+                text = sb.toString()
+                val isTitle = index == 0
+                val textPaint = if (isTitle) titlePaint else contentPaint
+                if (!(isTitle && ReadBookConfig.titleMode == 2)) {
+                    durY = setTypeText(
+                        text,
+                        durY,
+                        textPages,
+                        stringBuilder,
+                        isTitle,
+                        textPaint,
+                        srcList
+                    )
+                }
+            } else if (book.getImageStyle() != Book.imgStyleText) {
+                content.replace(AppPattern.imgPattern.toRegex(), "\n\$0\n")
+                    .split("\n").forEach { text ->
+                        if (text.isNotBlank()) {
+                            val matcher = AppPattern.imgPattern.matcher(text)
+                            if (matcher.find()) {
+                                matcher.group(1)?.let { mt ->
                                     if (!book.isEpub()) {
-                        val src = NetworkUtils.getAbsoluteURL(bookChapter.url, it)
+                                        val src = NetworkUtils.getAbsoluteURL(bookChapter.url, mt)
                                         durY = setTypeImage(
-                            book, bookChapter, src, durY, textPages, book.getImageStyle()
+                                            book,
+                                            bookChapter,
+                                            src,
+                                            durY,
+                                            textPages,
+                                            book.getImageStyle()
                                         )
                                     }
                                 }
@@ -101,7 +138,17 @@ object ChapterProvider {
                                 val isTitle = index == 0
                                 val textPaint = if (isTitle) titlePaint else contentPaint
                                 if (!(isTitle && ReadBookConfig.titleMode == 2)) {
-                    durY = setTypeText(text, durY, textPages, stringBuilder, isTitle, textPaint)
+                                    durY = setTypeText(
+                                        text,
+                                        durY,
+                                        textPages,
+                                        stringBuilder,
+                                        isTitle,
+                                        textPaint
+                                    )
+                                }
+                            }
+                        }
                     }
             }
         }
@@ -199,7 +246,8 @@ object ChapterProvider {
         textPages: ArrayList<TextPage>,
         stringBuilder: StringBuilder,
         isTitle: Boolean,
-        textPaint: TextPaint
+        textPaint: TextPaint,
+        srcList: LinkedList<String>? = null
     ): Float {
         var durY = if (isTitle) y + titleTopSpacing else y
         val layout = if (ReadBookConfig.useZhLayout) {
@@ -216,7 +264,13 @@ object ChapterProvider {
             if (lineIndex == 0 && layout.lineCount > 1 && !isTitle) {
                 //第一行
                 textLine.text = words
-                addCharsToLineFirst(textLine, words.toStringArray(), textPaint, desiredWidth)
+                addCharsToLineFirst(
+                    textLine,
+                    words.toStringArray(),
+                    textPaint,
+                    desiredWidth,
+                    srcList
+                )
             } else if (lineIndex == layout.lineCount - 1) {
                 //最后一行
                 textLine.text = "$words\n"
@@ -224,11 +278,18 @@ object ChapterProvider {
                 val x = if (isTitle && ReadBookConfig.titleMode == 1)
                     (visibleWidth - layout.getLineWidth(lineIndex)) / 2
                 else 0f
-                addCharsToLineLast(textLine, words.toStringArray(), textPaint, x)
+                addCharsToLineLast(textLine, words.toStringArray(), textPaint, x, srcList)
             } else {
                 //中间行
                 textLine.text = words
-                addCharsToLineMiddle(textLine, words.toStringArray(), textPaint, desiredWidth, 0f)
+                addCharsToLineMiddle(
+                    textLine,
+                    words.toStringArray(),
+                    textPaint,
+                    desiredWidth,
+                    0f,
+                    srcList
+                )
             }
             if (durY + textPaint.textHeight > visibleHeight) {
                 //当前页面结束,设置各种值
@@ -259,21 +320,30 @@ object ChapterProvider {
         words: Array<String>,
         textPaint: TextPaint,
         desiredWidth: Float,
+        srcList: LinkedList<String>?
     ) {
         var x = 0f
         if (!ReadBookConfig.textFullJustify) {
-            addCharsToLineLast(textLine, words, textPaint, x)
+            addCharsToLineLast(textLine, words, textPaint, x, srcList)
             return
         }
         val bodyIndent = ReadBookConfig.paragraphIndent
         val icw = StaticLayout.getDesiredWidth(bodyIndent, textPaint) / bodyIndent.length
         bodyIndent.toStringArray().forEach {
             val x1 = x + icw
-            textLine.addTextChar(charData = it, start = paddingLeft + x, end = paddingLeft + x1)
+            if (srcList != null && it == srcReplaceChar) {
+                textLine.addTextChar(
+                    srcList.removeFirst(),
+                    start = paddingLeft + x,
+                    end = paddingLeft + x1
+                )
+            } else {
+                textLine.addTextChar(it, start = paddingLeft + x, end = paddingLeft + x1)
+            }
             x = x1
         }
         val words1 = words.copyOfRange(bodyIndent.length, words.size)
-        addCharsToLineMiddle(textLine, words1, textPaint, desiredWidth, x)
+        addCharsToLineMiddle(textLine, words1, textPaint, desiredWidth, x, srcList)
     }
 
     /**
@@ -285,9 +355,10 @@ object ChapterProvider {
         textPaint: TextPaint,
         desiredWidth: Float,
         startX: Float,
+        srcList: LinkedList<String>?
     ) {
         if (!ReadBookConfig.textFullJustify) {
-            addCharsToLineLast(textLine, words, textPaint, startX)
+            addCharsToLineLast(textLine, words, textPaint, startX, srcList)
             return
         }
         val gapCount: Int = words.lastIndex
@@ -296,7 +367,15 @@ object ChapterProvider {
         words.forEachIndexed { index, s ->
             val cw = StaticLayout.getDesiredWidth(s, textPaint)
             val x1 = if (index != words.lastIndex) (x + cw + d) else (x + cw)
+            if (srcList != null && s == srcReplaceChar) {
+                textLine.addTextChar(
+                    srcList.removeFirst(),
+                    start = paddingLeft + x,
+                    end = paddingLeft + x1
+                )
+            } else {
                 textLine.addTextChar(charData = s, start = paddingLeft + x, end = paddingLeft + x1)
+            }
             x = x1
         }
         exceed(textLine, words)
@@ -310,12 +389,21 @@ object ChapterProvider {
         words: Array<String>,
         textPaint: TextPaint,
         startX: Float,
+        srcList: LinkedList<String>?
     ) {
         var x = startX
         words.forEach {
             val cw = StaticLayout.getDesiredWidth(it, textPaint)
             val x1 = x + cw
+            if (srcList != null && it == srcReplaceChar) {
+                textLine.addTextChar(
+                    srcList.removeFirst(),
+                    start = paddingLeft + x,
+                    end = paddingLeft + x1
+                )
+            } else {
                 textLine.addTextChar(charData = it, start = paddingLeft + x, end = paddingLeft + x1)
+            }
             x = x1
         }
         exceed(textLine, words)

app/src/main/java/io/legado/app/utils/StringExtensions.kt

@@ -9,7 +9,6 @@ import java.io.File
 import java.util.*
 
 val removeHtmlRegex = "</?(?:div|p|br|hr|h\\d|article|dd|dl)[^>]*>".toRegex()
-val imgRegex = "<img[^>]*>".toRegex()
 val notImgHtmlRegex = "</?(?!img)[a-zA-Z]+(?=[ >])[^<>]*>".toRegex()
 
 fun String?.safeTrim() = if (this.isNullOrBlank()) null else this.trim()
@@ -54,7 +53,6 @@ fun String?.isJsonArray(): Boolean =
 fun String?.htmlFormat(): String {
     this ?: return ""
     return this
-        .replace(imgRegex, "\n$0\n")
         .replace(removeHtmlRegex, "\n")
         .replace(notImgHtmlRegex, "")
         .replace("\\s*\\n+\\s*".toRegex(), "\n　　")