private void updateOpacity() {
SurfaceRendererComponent surfaceRendererComponent =
getComponent(SurfaceRendererComponent.class);
if (surfaceRendererComponent != null) {
surfaceRendererComponent.setOpacity(getRenderingOpacity());
}
for (Entity child : children) {
child.updateOpacity();
}
}
/**
* Create Entity from {@link Drawable}. New Entity has plane geometry.
*
* @param drawable Drawable for surface.
* @return new Entity
*/
public static Entity from(Drawable drawable) {
final Entity entity = new Entity();
entity.add(SurfaceRendererComponent.from(drawable));
entity.add(GeometryComponent.from(drawable));
return entity;
}
/**
* Create Entity from {@link View}. New Entity has plane geometry.
*
* @param view View for surface.
* @return new Entity
*/
public static Entity from(View view) {
final Entity entity = new Entity();
entity.add(SurfaceRendererComponent.from(view));
entity.add(GeometryComponent.from(view));
return entity;
}
/**
* Get {@link View}. This works only for Entity which is created by {@link #from(View)} or has
* {@link SurfaceRendererComponent} which is created by {@link
* SurfaceRendererComponent#from(View)}.
*
* @return View
*/
public View view() {
SurfaceRendererComponent surfaceRendererComponent =
getComponent(SurfaceRendererComponent.class);
if (surfaceRendererComponent == null) {
return null;
}
SurfaceRendererComponent.CanvasRenderer canvasRenderer =
surfaceRendererComponent.getCanvasRenderer();
if (canvasRenderer == null) {
return null;
}
if (canvasRenderer instanceof SurfaceRendererComponent.ViewRenderer) {
return ((SurfaceRendererComponent.ViewRenderer) canvasRenderer).getView();
}
return null;
}