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Code Issues Actions 1 Packages Projects Releases Wiki Activity

优化

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This commit is contained in:
Horis
2023-09-22 17:19:56 +08:00
parent 49e5063ebb
commit 0b828581ca
4 changed files with 26 additions and 17 deletions
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9
app/src/main/java/io/legado/app/ui/book/read/page/delegate/CoverPageDelegate.kt
View File

@@ -58,14 +58,11 @@ class CoverPageDelegate(readView: ReadView) : HorizontalPageDelegate(readView) {
override fun setBitmap() {
when (mDirection) {
PageDirection.PREV -> {
prevBitmap?.recycle()
prevBitmap = prevPage.screenshot()
prevBitmap = prevPage.screenshot(prevBitmap, canvas)
}
PageDirection.NEXT -> {
nextBitmap?.recycle()
nextBitmap = nextPage.screenshot()
curBitmap?.recycle()
curBitmap = curPage.screenshot()
nextBitmap = nextPage.screenshot(nextBitmap, canvas)
curBitmap = curPage.screenshot(curBitmap, canvas)
}
else -> Unit
}

14
app/src/main/java/io/legado/app/ui/book/read/page/delegate/HorizontalPageDelegate.kt
View File

@@ -1,6 +1,7 @@
package io.legado.app.ui.book.read.page.delegate
import android.graphics.Bitmap
import android.graphics.Canvas
import android.view.MotionEvent
import io.legado.app.ui.book.read.page.ReadView
import io.legado.app.ui.book.read.page.entities.PageDirection
@@ -11,6 +12,7 @@ abstract class HorizontalPageDelegate(readView: ReadView) : PageDelegate(readVie
protected var curBitmap: Bitmap? = null
protected var prevBitmap: Bitmap? = null
protected var nextBitmap: Bitmap? = null
protected var canvas: Canvas = Canvas()
private val slopSquare by lazy { readView.slopSquare * readView.slopSquare }
override fun setDirection(direction: PageDirection) {
@@ -21,17 +23,13 @@ abstract class HorizontalPageDelegate(readView: ReadView) : PageDelegate(readVie
open fun setBitmap() {
when (mDirection) {
PageDirection.PREV -> {
prevBitmap?.recycle()
prevBitmap = prevPage.screenshot()
curBitmap?.recycle()
curBitmap = curPage.screenshot()
prevBitmap = prevPage.screenshot(prevBitmap, canvas)
curBitmap = curPage.screenshot(curBitmap, canvas)
}
PageDirection.NEXT -> {
nextBitmap?.recycle()
nextBitmap = nextPage.screenshot()
curBitmap?.recycle()
curBitmap = curPage.screenshot()
nextBitmap = nextPage.screenshot(nextBitmap, canvas)
curBitmap = curPage.screenshot(curBitmap, canvas)
}
else -> Unit

4
app/src/main/java/io/legado/app/ui/book/read/page/delegate/NoAnimPageDelegate.kt
View File

@@ -12,6 +12,10 @@ class NoAnimPageDelegate(readView: ReadView) : HorizontalPageDelegate(readView)
stopScroll()
}
override fun setBitmap() {
// nothing
}
override fun onDraw(canvas: Canvas) {
// nothing
}

16
app/src/main/java/io/legado/app/utils/ViewExtensions.kt
View File

@@ -6,6 +6,7 @@ import android.annotation.SuppressLint
import android.content.Context
import android.graphics.Bitmap
import android.graphics.Canvas
import android.graphics.Color
import android.os.Build
import android.text.Html
import android.view.MotionEvent
@@ -133,12 +134,21 @@ fun View.visible(visible: Boolean) {
}
}
fun View.screenshot(): Bitmap? {
fun View.screenshot(bitmap: Bitmap? = null, canvas: Canvas? = null): Bitmap? {
return if (width > 0 && height > 0) {
val screenshot = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
val c = Canvas(screenshot)
val screenshot = if (bitmap != null && bitmap.width == width && bitmap.height == height) {
bitmap.eraseColor(Color.TRANSPARENT)
bitmap
} else {
bitmap?.recycle()
Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
}
val c = canvas ?: Canvas()
c.setBitmap(screenshot)
c.save()
c.translate(-scrollX.toFloat(), -scrollY.toFloat())
this.draw(c)
c.restore()
c.setBitmap(null)
screenshot.prepareToDraw()
screenshot