The Graphics class contains a set of methods for drawing shapes on a Sprite.
Create empty Graphics object.
Clears the current list of graphics to be drawn.
Draw solid rectangle to the Sprite.
Draw Rectangle using a Texture.
Draw Rectangle using a Material.
Draw Rectangle using a material.
Returns the draw bounds rectangle.
Hit test draw object (bounds only)
Invalidate draw cache, internal function.
Get draw operation at index.
Draw operation list.