feat: 优化代码

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

@@ -1,9 +1,11 @@
 package io.legado.app.ui.book.read.page
 
+import android.annotation.SuppressLint
 import android.content.Context
 import android.graphics.Canvas
 import android.graphics.Paint
 import android.util.AttributeSet
+import android.view.MotionEvent
 import android.view.View
 import io.legado.app.R
 import io.legado.app.constant.PreferKey
@@ -38,6 +40,12 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
         }
     }
 
+    @SuppressLint("ClickableViewAccessibility")
+    override fun onTouchEvent(event: MotionEvent?): Boolean {
+
+        return true
+    }
+
     override fun onDraw(canvas: Canvas) {
         super.onDraw(canvas)
         textPage?.let { textPage ->
@@ -73,4 +81,20 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
         }
     }
 
+    fun selectText(x: Float, y: Float) {
+        textPage?.let { textPage ->
+            for (textLine in textPage.textLines) {
+                if (y > textLine.lineTop && y < textLine.lineBottom) {
+                    for (textChar in textLine.textChars) {
+                        if (x > textChar.leftBottomPosition.x && x < textChar.rightTopPosition.x) {
+                            textChar.selected = true
+                            invalidate()
+                            break
+                        }
+                    }
+                    break
+                }
+            }
+        }
+    }
 }

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

@@ -18,11 +18,10 @@ import java.util.*
 
 class ContentView : FrameLayout {
     var callBack: CallBack? = null
-    private var isScroll: Boolean = false
+    var headerHeight = 0
     private var pageSize: Int = 0
 
     constructor(context: Context) : super(context) {
-        this.isScroll = true
         init()
     }
 
@@ -40,7 +39,7 @@ class ContentView : FrameLayout {
 
     fun upStyle() {
         ReadBookConfig.durConfig.apply {
-            val rootPaddingTop = if (context.getPrefBoolean(PreferKey.hideStatusBar, false)) {
+            if (context.getPrefBoolean(PreferKey.hideStatusBar, false)) {
                 //显示状态栏时隐藏header
                 ll_header.visible()
                 ll_header.layoutParams =
@@ -51,12 +50,13 @@ class ContentView : FrameLayout {
                     headerPaddingRight.dp,
                     headerPaddingBottom.dp
                 )
-                0
+                headerHeight = ll_header.height
+                page_panel.setPadding(0, 0, 0, 0)
             } else {
                 ll_header.gone()
-                context.getStatusBarHeight()
+                headerHeight = context.getStatusBarHeight()
+                page_panel.setPadding(0, headerHeight, 0, 0)
             }
-            page_panel.setPadding(0, rootPaddingTop, 0, 0)
             content_text_view.setPadding(
                 paddingLeft.dp,
                 paddingTop.dp,
@@ -111,8 +111,8 @@ class ContentView : FrameLayout {
     }
 
     fun selectText(e: MotionEvent) {
-
-
+        val y = e.y - headerHeight
+        content_text_view.selectText(e.x, y)
     }
 
     fun scrollTo(pos: Int?) {