android - How to animate shapes and Images that draw at onDraw method? -

i'm trying create myimageview custom control extends imageview

i need animate draw in myimageview.

@override protected void ondraw(canvas canvas) {     super.ondraw(canvas);      bitmap bitmap = bitmapfactory.decoderesource(getresources(), r.drawable.image);     canvas.drawbitmap(bitmap, getimagematrix(), paint); }