Fresco SimpleDraweeView 图片高度自适应

/**

* 通过imageWidth 的宽度，自动适应高度

*

*@paramsimpleDraweeViewview

*@paramimagePathUri

*@paramimageWidthwidth

*@parammContextcontext

*/

public static voidloadUrlAdaptiveHeight(finalSimpleDraweeView simpleDraweeView, String imagePath,final intimageWidth, Context mContext) {

finalViewGroup.LayoutParams layoutParams = simpleDraweeView.getLayoutParams();

ControllerListener controllerListener =newBaseControllerListener() {

@Override

public voidonFinalImageSet(String id,@NullableImageInfo imageInfo,@NullableAnimatable anim) {

if(imageInfo ==null) {

return;

}

intheight = imageInfo.getHeight();

intwidth = imageInfo.getWidth();

layoutParams.width=imageWidth;

layoutParams.height= (int) ((float) (imageWidth* height) / (float) width);

simpleDraweeView.setLayoutParams(layoutParams);

}

@Override

public voidonIntermediateImageSet(String id,@NullableImageInfo imageInfo) {

Log.d("TAG","Intermediate image received");

}

@Override

public voidonFailure(String id, Throwable throwable) {

throwable.printStackTrace();

}

};

DraweeController controller = Fresco.newDraweeControllerBuilder().setControllerListener(controllerListener).setUri(Uri.parse(imagePath)).build();

simpleDraweeView.setController(controller);

}