1.clean library contain photos , use user configs

Signed-off-by: dodozhou7 <abczp777777@163.com>

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

@@ -23,7 +23,7 @@ import {PixelMapPack} from '../imageknife/PixelMapPack'
 export struct ImageKnifeComponent {
   @Watch('watchImageKnifeOption') @Link imageKnifeOption: ImageKnifeOption;
   @State imageKnifePixelMapPack: PixelMapPack = new PixelMapPack();
-  @State imageKnifeResource: Resource = $r('app.media.icon_loading')
+  @State imageKnifeResource: Resource = undefined
   @State imageKnifeString: string = ''
   @State normalPixelMap: boolean = false;
   @State normalResource: boolean = true;
@@ -40,6 +40,8 @@ export struct ImageKnifeComponent {
   @State imageWidth: string = '100%';
   @State imageHeight: string = '100%';
 
+  @State imageKnifeRetry: Resource = undefined;
+
   hasRetry:boolean = false;
 
   build() {
@@ -52,7 +54,7 @@ export struct ImageKnifeComponent {
         .width(this.percentWidth)
         .height(this.percentHeight)
 
-      Image($r('app.media.icon_retry'))
+      Image(this.imageKnifeRetry)
         .onClick(()=>{
         this.retryClick();
       })
@@ -144,6 +146,9 @@ export struct ImageKnifeComponent {
         this.animateTo('image');
       })
     }
+    if (this.imageKnifeOption.retryholderSrc) {
+      this.imageKnifeRetry = this.imageKnifeOption.retryholderSrc
+    }
     if (this.imageKnifeOption.transform) {
       this.requestAddTransform(request)
     }

imageknife/src/main/ets/components/imageknife/ImageKnifeOption.ets

@@ -37,6 +37,9 @@ export class ImageKnifeOption {
   // 失败占位图
   errorholderSrc?: PixelMap | Resource;
 
+  // 重试占位图
+  retryholderSrc?: Resource;
+
   // 缩略图,范围(0,1)
   thumbSizeMultiplier?: number;