From 0cdea9b7d97388a5bbbac358b2af877ee0a2fd85 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Tue, 25 Feb 2020 21:52:15 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
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---
 .../page/delegate/SimulationPageDelegate.kt   | 28 +++++++++++--------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
index 385ed7140..713748aed 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
@@ -219,18 +219,22 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi
     }
 
     override fun onDraw(canvas: Canvas) {
-        if (mDirection === Direction.NEXT) {
-            calcPoints()
-            drawCurrentPageArea(canvas, curBitmap)
-            drawNextPageAreaAndShadow(canvas, nextBitmap)
-            drawCurrentPageShadow(canvas)
-            drawCurrentBackArea(canvas, curBitmap)
-        } else {
-            calcPoints()
-            drawCurrentPageArea(canvas, prevBitmap)
-            drawNextPageAreaAndShadow(canvas, curBitmap)
-            drawCurrentPageShadow(canvas)
-            drawCurrentBackArea(canvas, prevBitmap)
+        when (mDirection) {
+            Direction.NEXT -> {
+                calcPoints()
+                drawCurrentPageArea(canvas, curBitmap)
+                drawNextPageAreaAndShadow(canvas, nextBitmap)
+                drawCurrentPageShadow(canvas)
+                drawCurrentBackArea(canvas, curBitmap)
+            }
+            Direction.PREV -> {
+                calcPoints()
+                drawCurrentPageArea(canvas, prevBitmap)
+                drawNextPageAreaAndShadow(canvas, curBitmap)
+                drawCurrentPageShadow(canvas)
+                drawCurrentBackArea(canvas, prevBitmap)
+            }
+            else -> Unit
         }
     }