def set_corners_points(self):
corner = Button(DIM_CORNER, (0,0), C.BLUE)
corner.MARGE_WIDTH = 3
self.CTOPLEFT = corner
self.CTOPLEFT.set_pos(self.TOPLEFT, center=True)
corner = Button(DIM_CORNER, (0,0), C.BLUE)
corner.MARGE_WIDTH = 3
self.CTOPRIGHT = corner
self.CTOPRIGHT.set_pos(self.TOPRIGHT, center=True)
corner = Button(DIM_CORNER, (0,0), C.BLUE)
corner.MARGE_WIDTH = 3
self.CBOTTOMRIGHT = corner
self.CBOTTOMRIGHT.set_pos(self.BOTTOMRIGHT, center=True)
corner = Button(DIM_CORNER, (0,0), C.BLUE)
corner.MARGE_WIDTH = 3
self.CBOTTOMLEFT = corner
self.CBOTTOMLEFT.set_pos(self.BOTTOMLEFT, center=True)
self.corners_points = [self.CTOPLEFT, self.CTOPRIGHT, self.CBOTTOMLEFT, self.CBOTTOMRIGHT]
