harmonyos系统图片,【HarmonyOS】图片圆角功能
public class MainAbilitySlice extends AbilitySlice {
DirectionalLayout imageDirectionalLayout;
@Override
protected void onStart(Intent intent) {
super.onStart(intent);
initView();
}
private void initView(){
setUIContent(ResourceTable.Layout_main_abilityslice_layout);
imageDirectionalLayout = (DirectionalLayout)findComponentById(ResourceTable.Id_image_directional_layout);
RoundRectView rectView = new RoundRectView(this,new Size(SizeUtils.dp2px(100),SizeUtils.dp2px(100)));
rectView.putPixelMap(getPixelMap(ResourceTable.Media_test));//设置图片，ID需要先编译后才能识别到，当前图片资源放置在resources/base/media/test.png
DirectionalLayout.LayoutConfig layoutConfig = new DirectionalLayout.LayoutConfig(DirectionalLayout.LayoutConfig.MATCH_PARENT,DirectionalLayout.LayoutConfig.MATCH_PARENT);
imageDirectionalLayout.addComponent(rectView,layoutConfig);
}
/**
* 通过资源ID获取位图对象
**/
private PixelMap getPixelMap(int drawableId) {
InputStream drawableInputStream = null;
try {
drawableInputStream = BaseApplication.getInstance().getResourceManager().getResource(drawableId);
ImageSource.SourceOptions sourceOptions = new ImageSource.SourceOptions();
sourceOptions.formatHint = "image/png";
ImageSource imageSource = ImageSource.create(drawableInputStream, sourceOptions);
ImageSource.DecodingOptions decodingOptions = new ImageSource.DecodingOptions();
decodingOptions.desiredSize = new Size(0, 0);
decodingOptions.desiredRegion = new Rect(0, 0, 0, 0);
decodingOptions.desiredPixelFormat = PixelFormat.ARGB_8888;
PixelMap pixelMap = imageSource.createPixelmap(decodingOptions);
return pixelMap;
} catch (Exception e) {
e.printStackTrace();
} finally {
try{
if (drawableInputStream != null){
drawableInputStream.close
}
}catch (Exception e) {
e.printStackTrace();
}
}
return null;
}
}
public class MainAbilitySlice extends AbilitySlice { DirectionalLayout imageDirectionalLayout; @Override protected void onStart(Intent intent) { super.onStart(intent); initView(); } private void initView(){ setUIContent(ResourceTable.Layout_main_abilityslice_layout); imageDirectionalLayout = (DirectionalLayout)findComponentById(ResourceTable.Id_image_directional_layout); RoundRectView rectView = new RoundRectView(this,new Size(SizeUtils.dp2px(100),SizeUtils.dp2px(100))); rectView.putPixelMap(getPixelMap(ResourceTable.Media_test));//设置图片，ID需要先编译后才能识别到，当前图片资源放置在resources/base/media/test.png DirectionalLayout.LayoutConfig layoutConfig = new DirectionalLayout.LayoutConfig(DirectionalLayout.LayoutConfig.MATCH_PARENT,DirectionalLayout.LayoutConfig.MATCH_PARENT); imageDirectionalLayout.addComponent(rectView,layoutConfig); } /** * 通过资源ID获取位图对象 **/ private PixelMap getPixelMap(int drawableId) { InputStream drawableInputStream = null; try { drawableInputStream = BaseApplication.getInstance().getResourceManager().getResource(drawableId); ImageSource.SourceOptions sourceOptions = new ImageSource.SourceOptions(); sourceOptions.formatHint = "image/png"; ImageSource imageSource = ImageSource.create(drawableInputStream, sourceOptions); ImageSource.DecodingOptions decodingOptions = new ImageSource.DecodingOptions(); decodingOptions.desiredSize = new Size(0, 0); decodingOptions.desiredRegion = new Rect(0, 0, 0, 0); decodingOptions.desiredPixelFormat = PixelFormat.ARGB_8888; PixelMap pixelMap = imageSource.createPixelmap(decodingOptions); return pixelMap; } catch (Exception e) { e.printStackTrace(); } finally { try{ if (drawableInputStream != null){ drawableInputStream.close } }catch (Exception e) { e.printStackTrace(); } } return null; } }