import sys
from math import *
from pyglet.gl import *
import random

window = pyglet.window.Window()

class Circle:
    def __init__(self,radius,r,g,b,x=0,y=0):
        self.r = r
        self.g = g
        self.b = b
        self.x = x
        self.y = y
        self.size = 1
        verts = [0,0]
        for angle in range(0,370,10):
            x = radius * cos(radians(angle))
            y = radius * sin(radians(angle))
            verts = verts + [x,y]
        self.vlist = pyglet.graphics.vertex_list(len(verts)/2, ('v2f',verts))
    def draw(self):
        glColor3f(self.r,self.g,self.b)
        glPushMatrix()
        glTranslatef(self.x, self.y ,0)
        glScalef(self.size, self.size, self.size)
        self.vlist.draw(GL_TRIANGLE_FAN)
        glPopMatrix()


stuff = []

@window.event
def on_draw():
    global stuff
    glClear(GL_COLOR_BUFFER_BIT)
    for thing in stuff:
        thing.draw()

r = 1
g = 0
b = 0

@window.event
def on_mouse_drag(x,y,dx,dy,button,m):
    global stuff,r,g,b
    c = Circle(50,r,g,b,x,y)
    stuff.append(c)

@window.event
def on_key_press(key, mod):
     global r,g,b
     if key == pyglet.window.key.R:
        r,g,b = 1,0,0
     elif key == pyglet.window.key.G:
        r,g,b = 0,1,0
     elif key == pyglet.window.key.B:
        r,g,b = 0,0,1

pyglet.app.run()