feat: 优化代码

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

@@ -35,7 +35,7 @@ import io.legado.app.ui.book.read.config.BgTextConfigDialog.Companion.TEXT_COLOR
 import io.legado.app.ui.book.read.page.ChapterProvider
 import io.legado.app.ui.book.read.page.PageView
 import io.legado.app.ui.book.read.page.delegate.PageDelegate
-import io.legado.app.ui.book.read.page.entities.TextChar
+import io.legado.app.ui.book.read.page.entities.SelectPoint
 import io.legado.app.ui.book.source.edit.BookSourceEditActivity
 import io.legado.app.ui.changesource.ChangeSourceDialog
 import io.legado.app.ui.chapterlist.ChapterListActivity
@@ -390,9 +390,13 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
         }
     }
 
-    override fun selectText(textChar: TextChar) {
-        cursor_left
-        cursor_right
+    override fun selectText(selectPoint: SelectPoint) {
+        cursor_left.x = selectPoint.startX - cursor_left.width
+        cursor_left.y = selectPoint.startY
+        cursor_right.x = selectPoint.endX
+        cursor_right.y = selectPoint.endY
+        cursor_left.visible()
+        cursor_right.visible()
     }
 
     override fun showReadAloudDialog() {

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

@@ -11,7 +11,7 @@ import io.legado.app.R
 import io.legado.app.constant.PreferKey
 import io.legado.app.help.ReadBookConfig
 import io.legado.app.lib.theme.accentColor
-import io.legado.app.ui.book.read.page.entities.TextChar
+import io.legado.app.ui.book.read.page.entities.SelectPoint
 import io.legado.app.ui.book.read.page.entities.TextPage
 import io.legado.app.utils.getCompatColor
 import io.legado.app.utils.getPrefBoolean
@@ -82,7 +82,7 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
         }
     }
 
-    fun selectText(x: Float, y: Float): TextChar? {
+    fun selectText(x: Float, y: Float): SelectPoint? {
         textPage?.let { textPage ->
             for (textLine in textPage.textLines) {
                 if (y > textLine.lineTop && y < textLine.lineBottom) {
@@ -90,7 +90,12 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
                         if (x > textChar.leftBottomPosition.x && x < textChar.rightTopPosition.x) {
                             textChar.selected = true
                             invalidate()
-                            return textChar
+                            return SelectPoint(
+                                textChar.leftBottomPosition.x,
+                                textChar.leftBottomPosition.y.toFloat(),
+                                textChar.rightTopPosition.x,
+                                textChar.leftBottomPosition.y.toFloat()
+                            )
                         }
                     }
                     break

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

@@ -10,7 +10,7 @@ import io.legado.app.R
 import io.legado.app.constant.AppConst.TIME_FORMAT
 import io.legado.app.constant.PreferKey
 import io.legado.app.help.ReadBookConfig
-import io.legado.app.ui.book.read.page.entities.TextChar
+import io.legado.app.ui.book.read.page.entities.SelectPoint
 import io.legado.app.ui.book.read.page.entities.TextPage
 import io.legado.app.utils.*
 import kotlinx.android.synthetic.main.view_book_page.view.*
@@ -111,7 +111,7 @@ class ContentView : FrameLayout {
         content_text_view.selectAble = selectAble
     }
 
-    fun selectText(e: MotionEvent): TextChar? {
+    fun selectText(e: MotionEvent): SelectPoint? {
         val y = e.y - headerHeight
         return content_text_view.selectText(e.x, y)
     }

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

@@ -10,8 +10,8 @@ import io.legado.app.constant.PreferKey
 import io.legado.app.help.ReadBookConfig
 import io.legado.app.service.help.ReadBook
 import io.legado.app.ui.book.read.page.delegate.*
+import io.legado.app.ui.book.read.page.entities.SelectPoint
 import io.legado.app.ui.book.read.page.entities.TextChapter
-import io.legado.app.ui.book.read.page.entities.TextChar
 import io.legado.app.utils.activity
 import io.legado.app.utils.getPrefInt
 
@@ -256,6 +256,6 @@ class PageView(context: Context, attrs: AttributeSet) :
 
         fun screenOffTimerStart()
 
-        fun selectText(textChar: TextChar)
+        fun selectText(selectPoint: SelectPoint)
     }
 }

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

@@ -266,6 +266,9 @@ abstract class PageDelegate(protected val pageView: PageView) :
         return true
     }
 
+    /**
+     * 长按选择
+     */
     override fun onLongPress(e: MotionEvent) {
         val textChar = curPage.selectText(e)
         textChar?.let {

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

@@ -0,0 +1,8 @@
+package io.legado.app.ui.book.read.page.entities
+
+data class SelectPoint(
+    var startX: Float,
+    var startY: Float,
+    var endX: Float,
+    var endY: Float
+)