From 03b7e90a47488750467e2e0ceb1334d1008d7c4f Mon Sep 17 00:00:00 2001
From: Li Zhijie <britzlieg@gmail.com>
Date: Fri, 13 Mar 2020 20:44:06 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=B8=B2=E6=9F=93=E6=97=B6layer=20conte?=
 =?UTF-8?q?ntScale=E6=80=BB=E4=B8=BA1?=
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---
 YYAsyncLayer/YYAsyncLayer.m | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/YYAsyncLayer/YYAsyncLayer.m b/YYAsyncLayer/YYAsyncLayer.m
index 203db19..bcf7cf2 100644
--- a/YYAsyncLayer/YYAsyncLayer.m
+++ b/YYAsyncLayer/YYAsyncLayer.m
@@ -58,6 +58,8 @@ static dispatch_queue_t YYAsyncLayerGetReleaseQueue() {
 #endif
 }
 
+static CGFloat layerContentScale = 1.0; // 使用这个解决scale为1的问题，这个异步渲染库有bug，YYText那里把contentScale重置了，所以看不到
+
 
 @implementation YYAsyncLayerDisplayTask
 @end
@@ -83,6 +85,7 @@ - (instancetype)init {
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{
         scale = [UIScreen mainScreen].scale;
+        layerContentScale = scale;
     });
     self.contentsScale = scale;
     _sentinel = [YYSentinel new];
@@ -107,6 +110,7 @@ - (void)display {
 #pragma mark - Private
 
 - (void)_displayAsync:(BOOL)async {
+    self.contentsScale = layerContentScale;
     __strong id<YYAsyncLayerDelegate> delegate = (id)self.delegate;
     YYAsyncLayerDisplayTask *task = [delegate newAsyncDisplayTask];
     if (!task.display) {