drawImageRect abstract method
Draws the subset of the given image described by the
src argument into
the canvas in the axis-aligned rectangle given by the
This might sample from outside the
src rect by up to half the width of
an applied filter.
Multiple calls to this method with different arguments (from the same image) can be batched into a single call to drawAtlas to improve performance.
void drawImageRect(Image image, Rect src, Rect dst, Paint paint);