Method _move

code/graphics/graphics.py:881–882

(self, dx, dy)

        return canvas.create_image(x,y,image=self.img)
    
    def _move(self, dx, dy):
        self.anchor.move(dx,dy)
        
    def undraw(self):
        del self.imageCache[self.imageId]  # allow gc of tk photoimage