feat: 优化

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

@@ -86,8 +86,8 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
     private val mHandler = Handler()
     private val keepScreenRunnable: Runnable = Runnable { Help.keepScreenOn(window, false) }
     private val autoPageRunnable: Runnable = Runnable { autoPagePlus() }
-    private var autoPageProgress = 0
-    private var isAutoPage = false
+    override var autoPageProgress = 0
+    override var isAutoPage = false
     private var screenTimeOut: Long = 0
     private var timeBatteryReceiver: TimeBatteryReceiver? = null
     override val pageFactory: TextPageFactory get() = page_view.pageFactory
@@ -574,9 +574,11 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
     private fun autoPagePlus() {
         mHandler.removeCallbacks(autoPageRunnable)
         autoPageProgress++
-        if (autoPageProgress >= 46) {
+        if (autoPageProgress >= 460) {
             autoPageProgress = 0
             ReadBook.moveToNextPage()
+        } else {
+            page_view.invalidate()
         }
         mHandler.postDelayed(autoPageRunnable, 100)
     }

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

@@ -140,7 +140,11 @@ class ReadMenu : FrameLayout {
         })
 
         //自动翻页
-        fabAutoPage.onClick { callBack?.autoPage() }
+        fabAutoPage.onClick {
+            runMenuOut {
+                callBack?.autoPage()
+            }
+        }
 
         //替换
         fabReplaceRule.onClick { callBack?.openReplaceRule() }

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

@@ -3,6 +3,7 @@ package io.legado.app.ui.book.read.page
 import android.annotation.SuppressLint
 import android.content.Context
 import android.graphics.Canvas
+import android.graphics.Rect
 import android.util.AttributeSet
 import android.view.MotionEvent
 import android.widget.FrameLayout
@@ -11,6 +12,8 @@ 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.TextChapter
 import io.legado.app.utils.activity
+import io.legado.app.utils.screenshot
+import kotlinx.android.synthetic.main.activity_book_read.view.*
 
 class PageView(context: Context, attrs: AttributeSet) :
     FrameLayout(context, attrs),
@@ -44,8 +47,14 @@ class PageView(context: Context, attrs: AttributeSet) :
 
     override fun dispatchDraw(canvas: Canvas) {
         super.dispatchDraw(canvas)
-
         pageDelegate?.onDraw(canvas)
+        if (callBack.isAutoPage) {
+            nextPage.screenshot()?.let {
+                val rect =
+                    Rect(0, 0, page_view.width, page_view.height * callBack.autoPageProgress / 460)
+                canvas.drawBitmap(it, rect, rect, null)
+            }
+        }
     }
 
     override fun computeScroll() {
@@ -169,6 +178,8 @@ class PageView(context: Context, attrs: AttributeSet) :
 
     interface CallBack {
         val isInitFinish: Boolean
+        val isAutoPage: Boolean
+        val autoPageProgress: Int
         fun clickCenter()
         fun screenOffTimerStart()
         fun showTextActionMenu()