OpenHarmony 图片缩放浏览组件—PhotoView

ohpm  install @ohos/photoview

import {PhotoView} from '@ohos/photoview';
...
//创建model对象
 @State data: PhotoView.Model = new PhotoView.Model();

//设置图片源
aboutToAppear() {
this.data
.setImageResource($rawfile('wallpaper.jpg'))
.setScale(1, false)
.setImageFit(ImageFit.Contain)
.setOnPhotoTapListener({
onPhotoTap(x:number,y:number){
}
})
}
...
//使用PhotoView
PhotoView({model: this.data})

public setImageResource(src:Resource)
public setImageURI(src: string)
public setImageElement(src: PixelMap)

public setZoomable(zoomable: boolean)

public setRotationTo(rotationDegree: number)
public setRotationBy(rotationDegree: number)

public setMaximumScale(maximumScale: number)

public setMinimumScale(minimumScale: number)

public setMediumScale(mediumScale: number)

public getScale(): number

public setOnClickListener(listener: OnClickListener)

public setOnLongClickListener(listener: OnLongPressListener)

public setOnDoubleTapListener(onDoubleTapListener: OnDoubleTapListener)  \

public setOnMatrixChangeListener(listener: OnMatrixChangedListener)

|---- PhotoView
    |---- entry
    |     |---- pages  # 示例代码文件夹       
    |---- library 
    |     |---- components  # 库文件夹 
    |     |     |---- PhotoView.ets  # 自定义组件                  
    |     |     |---- RectF.ets  # 区域坐标点数据封装
    |     |---- README.md  # 安装使用方法