disAppear生命周期清空定时器只在gif图片时执行

Signed-off-by: zenggaofeng <zenggaofeng2@h-partners.com>

CHANGELOG.md

@@ -2,6 +2,7 @@
 - 使用taskpool实现多线程加载图片资源
 - 修复部分gif图片识别成静态图
 - 修复同一张图片发送多次请求
+- disAppear生命周期清空定时器只在gif图片时执行
 
 ## 2.1.2-rc.8
 - onAreaChange绘制图片改为component Util绘制

library/src/main/ets/components/imageknife/ImageKnifeComponent.ets

@@ -51,6 +51,8 @@ export struct ImageKnifeComponent {
   // 抗锯齿属性
   private imageSmoothingQuality: ImageSmoothingQuality = 'low';
   private imageSmoothingEnabled: boolean = true;
+  // 是否是gif图片
+  private isGif: boolean = false
   @State keyCanvas: KeyCanvas = {
     keyId: util.generateRandomUUID()
   }
@@ -197,6 +199,11 @@ export struct ImageKnifeComponent {
     request.load(this.imageKnifeOption.loadSrc)
       .addListener({ callback: (err:BusinessError|string, data:ImageKnifeData) => {
         LogUtil.log('ImageKnifeComponent request.load callback')
+        if(data.isGIFFrame()) {
+          this.isGif = true
+        } else {
+          this.isGif = false
+        }
         this.runNextFunction(this.displayMainSource,data);
         return false;
       }
@@ -648,7 +655,9 @@ export struct ImageKnifeComponent {
     if (this.detachFromLayoutPixelMap != undefined) {
       this.detachFromLayoutPixelMap.detach();
     }
-    this.resetGifData();
+    if(this.isGif){
+      this.resetGifData();
+    }
     this.listener.off("layout",this.onLayoutComplete)
   }