feat: 优化代码

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

@@ -317,24 +317,16 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
     @SuppressLint("ClickableViewAccessibility")
     override fun onTouch(v: View, event: MotionEvent): Boolean {
         when (event.action) {
-            MotionEvent.ACTION_DOWN -> {
-                when (v.id) {
-                    R.id.cursor_left -> {
-                        val startX = v.x + 10.dp
-                        val startY = v.y - 10.dp
-                        page_view.setSelectMoveStart(startX, startY)
-                    }
-                    R.id.cursor_right -> {
-                        val startX = v.x - 10.dp
-                        val startY = v.y - 10.dp
-                        page_view.setSelectMoveStart(startX, startY)
-                    }
-                }
-            }
             MotionEvent.ACTION_MOVE, MotionEvent.ACTION_UP -> {
                 when (v.id) {
-                    R.id.cursor_left -> page_view.selectStartMove(event.x, event.y)
+                    R.id.cursor_left -> page_view.selectStartMove(
-                    R.id.cursor_right -> page_view.selectEndMove(event.x, event.y)
+                        event.rawX + cursor_left.width,
+                        event.rawY - cursor_left.height
+                    )
+                    R.id.cursor_right -> page_view.selectEndMove(
+                        event.rawX - cursor_right.width,
+                        event.rawY - cursor_right.height
+                    )
                 }
             }
         }

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

@@ -18,8 +18,6 @@ import java.util.*
 class ContentView(context: Context) : FrameLayout(context) {
     var callBack: CallBack? = null
     private var pageSize: Int = 0
-    private var textSelectMoveStartX = 0f
-    private var textSelectMoveStartY = 0f
 
     init {
         //设置背景防止切换背景时文字重叠
@@ -111,17 +109,12 @@ class ContentView(context: Context) : FrameLayout(context) {
         return content_text_view.selectText(e.x, y)
     }
 
-    fun setSelectMoveStart(x: Float, y: Float) {
-        textSelectMoveStartX = x
-        textSelectMoveStartY = y - content_text_view.headerHeight
-    }
-
     fun selectStartMove(x: Float, y: Float) {
-        content_text_view.selectStartMove(textSelectMoveStartX + x, textSelectMoveStartY + y)
+        content_text_view.selectStartMove(x, y - content_text_view.headerHeight)
     }
 
     fun selectEndMove(x: Float, y: Float) {
-        content_text_view.selectEndMove(textSelectMoveStartX + x, textSelectMoveStartY + y)
+        content_text_view.selectEndMove(x, y - content_text_view.headerHeight)
     }
 
     fun cancelSelect() {

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

@@ -183,10 +183,6 @@ class PageView(context: Context, attrs: AttributeSet) :
         nextPage.upBattery(battery)
     }
 
-    fun setSelectMoveStart(x: Float, y: Float) {
-        curPage.setSelectMoveStart(x, y)
-    }
-
     fun selectStartMove(x: Float, y: Float) {
         curPage.selectStartMove(x, y)
     }