feat: 优化代码

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

@@ -1,5 +1,6 @@
 package io.legado.app.ui.book.read
 
+import android.annotation.SuppressLint
 import android.app.Activity
 import android.content.Intent
 import android.net.Uri
@@ -312,9 +313,16 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
     /**
      * view触摸
      */
-    override fun onTouch(v: View?, event: MotionEvent?): Boolean {
-
-
+    @SuppressLint("ClickableViewAccessibility")
+    override fun onTouch(v: View, event: MotionEvent): Boolean {
+        when (event.action) {
+            MotionEvent.ACTION_MOVE, MotionEvent.ACTION_UP -> {
+                when (v.id) {
+                    R.id.cursor_left -> page_view.selectStartMove(event.x, event.y)
+                    R.id.cursor_right -> page_view.selectEndMove(event.x, event.y)
+                }
+            }
+        }
         return true
     }
 

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

@@ -121,6 +121,14 @@ class ContentView : FrameLayout {
         return selectPoint
     }
 
+    fun selectStartMove(x: Float, y: Float) {
+
+    }
+
+    fun selectEndMove(x: Float, y: Float) {
+
+    }
+
     fun scrollTo(pos: Int?) {
         if (pos != null) {
             content_text_view.post {

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

@@ -184,6 +184,14 @@ class PageView(context: Context, attrs: AttributeSet) :
         nextPage.upBattery(battery)
     }
 
+    fun selectStartMove(x: Float, y: Float) {
+        curPage.selectStartMove(x, y)
+    }
+
+    fun selectEndMove(x: Float, y: Float) {
+        curPage.selectEndMove(x, y)
+    }
+
     override val isScrollDelegate: Boolean
         get() = pageDelegate is ScrollPageDelegate