Merge pull request #2382 from 821938089/little-fix

一些优化
2022-10-05 20:22:34 +08:00
parent c4d474f3d9 f048541337
commit d9fff77ed4
3 changed files with 59 additions and 3 deletions
@@ -191,6 +191,7 @@ class ReadBookActivity : BaseReadBookActivity(),

    override fun onConfigurationChanged(newConfig: Configuration) {
        super.onConfigurationChanged(newConfig)
+        upSystemUiVisibility()
        binding.readView.upStatusBar()
    }

@@ -332,7 +332,7 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
        y: Float,
        select: (textPos: TextPos) -> Unit,
    ) {
-        touch(x, y) { _, textPos, _, _, column ->
+        touchRough(x, y) { _, textPos, _, _, column ->
            if (column is TextColumn) {
                column.selected = true
                invalidate()
@@ -345,7 +345,7 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
     * 开始选择符移动
     */
    fun selectStartMove(x: Float, y: Float) {
-        touch(x, y) { relativeOffset, textPos, _, textLine, textColumn ->
+        touchRough(x, y) { relativeOffset, textPos, _, textLine, textColumn ->
            if (selectStart.compare(textPos) != 0) {
                if (textPos.compare(selectEnd) <= 0) {
                    selectStart.upData(pos = textPos)
@@ -364,7 +364,7 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
     * 结束选择符移动
     */
    fun selectEndMove(x: Float, y: Float) {
-        touch(x, y) { relativeOffset, textPos, _, textLine, textColumn ->
+        touchRough(x, y) { relativeOffset, textPos, _, textLine, textColumn ->
            if (textPos.compare(selectEnd) != 0) {
                if (textPos.compare(selectStart) >= 0) {
                    selectEnd.upData(textPos)
@@ -418,6 +418,56 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
        }
    }

+    /**
+     * 触碰位置信息
+     * 文本选择专用
+     * @param touched 回调
+     */
+    private fun touchRough(
+        x: Float,
+        y: Float,
+        touched: (
+            relativeOffset: Float,
+            textPos: TextPos,
+            textPage: TextPage,
+            textLine: TextLine,
+            column: BaseColumn
+        ) -> Unit
+    ) {
+        if (!visibleRect.contains(x, y)) return
+        var relativeOffset: Float
+        for (relativePos in 0..2) {
+            relativeOffset = relativeOffset(relativePos)
+            if (relativePos > 0) {
+                //滚动翻页
+                if (!callBack.isScroll) return
+                if (relativeOffset >= ChapterProvider.visibleHeight) return
+            }
+            val textPage = relativePage(relativePos)
+            for ((lineIndex, textLine) in textPage.lines.withIndex()) {
+                if (textLine.isTouchY(y, relativeOffset)) {
+                    for ((charIndex, textColumn) in textLine.columns.withIndex()) {
+                        if (textColumn.isTouch(x)) {
+                            touched.invoke(
+                                relativeOffset,
+                                TextPos(relativePos, lineIndex, charIndex),
+                                textPage, textLine, textColumn
+                            )
+                            return
+                        }
+                    }
+                    val (charIndex, textColumn) = textLine.columns.withIndex().last()
+                    touched.invoke(
+                        relativeOffset,
+                        TextPos(relativePos, lineIndex, charIndex),
+                        textPage, textLine, textColumn
+                    )
+                    return
+                }
+            }
+        }
+    }
+
    /**
     * 选择开始文字
     */
@@ -56,4 +56,9 @@ data class TextLine(
                && x >= lineStart
                && x <= lineEnd
    }
+
+    fun isTouchY(y: Float, relativeOffset: Float): Boolean {
+        return y > lineTop + relativeOffset
+                && y < lineBottom + relativeOffset
+    }
 }