pyglet rectangle with rounded corners

rcrect.py

import pyglet
if __name__=='__main__':
    window=pyglet.window.Window()
class rcrect:
    def __init__(self,x,y,h,w,r,color=[255,255,255,255]):
        self.pos=[x,y]
        self.x=x
        self.y=y
        self.h=h
        self.w=w
        self.r=r
        self.color=color
        self.batch=pyglet.graphics.Batch()
        self.rc1=[[x-r,y-h],[w+(2*r),h]]
        self.rc2=[[x,y-r-h],[w,h+(2*r)]]
        self.cp=[[x,y],[x+w,y],[x+w,y-h],[x,y-h]]
        self.r1 = pyglet.shapes.Rectangle(self.rc1[0][0],self.rc1[0][1],self.rc1[1][0],self.rc1[1][1],batch=self.batch,color=color)
        self.r2 = pyglet.shapes.Rectangle(self.rc2[0][0],self.rc2[0][1],self.rc2[1][0],self.rc2[1][1],batch=self.batch,color=color)
        self.cls=[]
        for i in self.cp:
            self.cls.append(pyglet.shapes.Circle(i[0],i[1],r,10,batch=self.batch,color=color))
    def draw(self):
        self.batch.draw()
    def collide(self,point):
        if point[0]>self.x and point[0]<(self.x+self.w):
            if point[1]>(self.y-self.h) and point[1]<(self.y):
                return 1
        return 0


    def upd(self,x=None,y=None,h=None,w=None,r=None,color=None):
        if x==None:
            x=self.x
        else:
            self.x=x
        if y==None:
            y=self.y
        else:
            self.y=y
        if h==None:
            h=self.h
        else:
            self.h=h
        if w==None:
            w=self.w
        else:
            self.w=w
        if r==None:
            r=self.r
        else:
            self.r=r
        if color==None:
            color=self.color
        else:
            self.color=color

        self.pos=[x,y]
        self.rc1=[[x-r,y-h],[w+(2*r),h]]
        self.rc2=[[x,y-r-h],[w,h+(2*r)]]
        self.cp=[[x,y],[x+w,y],[x+w,y-h],[x,y-h]]
        self.r1.position = self.rc1[0]
        self.r1.width=self.rc1[1][0]
        self.r1.height=self.rc1[1][1]
        self.r1.color=color
        self.r2.position = self.rc2[0]
        self.r2.width=self.rc2[1][0]
        self.r2.height=self.rc2[1][1]
        self.r2.color=color
        self.cls=[]
        for i in self.cp:
            self.cls.append(pyglet.shapes.Circle(i[0],i[1],r,10,batch=self.batch,color=color))

if __name__=='__main__':
    example=rcrect(20,220,200,200,10)
    @window.event()
    def on_mouse_motion(x, y, dx, dy):
        print(example.collide([x,y]))
        example.upd(color=[x%255,y%255,255,255])
    @window.event()
    def on_draw():
        example.draw()
    
    pyglet.app.run()