新增aspectRatio参数, 修复某些情况下组件内的 Image 加载图片成功后只有componentWith, 但是componentHeight=0的情况

entry/src/main/ets/pages/SingleImage.ets

@@ -50,7 +50,7 @@ struct SingleImage {
             loadSrc: $r("app.media.svgSample"),
             placeholderSrc: $r("app.media.loading"),
             errorholderSrc: $r("app.media.failed"),
-            objectFit: ImageFit.Contain
+            objectFit: ImageFit.Contain,
           })
         }).width(100).height(100)
           .onClick(()=>{
@@ -67,6 +67,18 @@ struct SingleImage {
             objectFit: ImageFit.Contain
           })
         }).width(100).height(100)
+        Text("测试aspectRatio")
+          .fontSize(30)
+          .fontWeight(FontWeight.Bold)
+        ImageKnifeComponent({
+          imageKnifeOption: new ImageKnifeOption({
+            loadSrc: this.localFile,
+            placeholderSrc: $r("app.media.loading"),
+            errorholderSrc: $r("app.media.failed"),
+            objectFit: ImageFit.Contain,
+            aspectRatio: 1.5
+          })
+        }).width(100).height(100).backgroundColor(Color.Red)
         Text("网络图片")
           .fontSize(30)
           .fontWeight(FontWeight.Bold)

library/src/main/ets/ImageKnifeOption.ets

@@ -90,6 +90,7 @@ interface ImageOption {
   onLoadListener?: OnLoadCallBack | undefined;
   onComplete?:(event:EventImage | undefined) => void
   drawingColorFilter?: ColorFilter | drawing.ColorFilter
+  aspectRatio?: number;
 }
 @ObservedV2
 export class ImageKnifeOption {
@@ -121,6 +122,7 @@ export class ImageKnifeOption {
   onLoadListener?: OnLoadCallBack | undefined;
   onComplete?:(event:EventImage | undefined) => void
   drawingColorFilter?: ColorFilter | drawing.ColorFilter
+  aspectRatio?: number;
   constructor(option?:ImageOption) {
     this.loadSrc = option?.loadSrc == undefined ? "" : option?.loadSrc
     this.placeholderSrc = option?.placeholderSrc
@@ -141,6 +143,7 @@ export class ImageKnifeOption {
     this.onLoadListener = option?.onLoadListener
     this.onComplete = option?.onComplete
     this.drawingColorFilter = option?.drawingColorFilter
+    this.aspectRatio = option?.aspectRatio
   }
 }
 

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

@@ -93,6 +93,7 @@ export struct ImageKnifeComponent {
       .border(this.imageKnifeOption.border)
       .syncLoad(this.syncLoad)
       .draggable(false)
+      .aspectRatio(this.imageKnifeOption.aspectRatio)
       .onComplete(this.imageKnifeOption.onComplete)
       .onSizeChange((oldValue:SizeOptions, newValue:SizeOptions) => {
         this.currentWidth = newValue.width as number