#from PIL import Image, ImageDraw
from datetime import datetime
import math
import cairo


def draw_clock(size=(800, 480), r=210, mirror=False):
    surface = cairo.ImageSurface(cairo.FORMAT_RGB24, size[0], size[1])
    context = cairo.Context(surface)
    now = datetime.now()

    # im = Image.new('RGBA', size, (0, 0, 0, 255))
    context.save()
    context.translate(size[0]/2, size[1]/2) #translate to center
    if mirror:
        context.scale(-1, 1)

    #draw watch face
    context.set_source_rgb(0.7, 0.7, 0.7)
    for i12 in range(12):
        for i5 in range(5):
            angle = (i12 * 5 + i5) / 60 * 2 * math.pi
            len = r * 0.93 if i5 == 0 else r * 0.97
            thick = 5 if i5 == 0 else 2
            context.save()
            context.set_line_width(thick*r/180)
            context.rotate(angle)
            context.move_to(0, r)
            context.line_to(0, len)
            context.stroke()
            context.restore()

    #draw hour pointer
    base = r * 0.015
    context.save()
    context.rotate((now.hour + (now.minute + now.second / 60) / 60) / 12 * 2 * math.pi)
    context.set_line_width(10*r/180)
    context.set_source_rgb(1, 1, 1)
    context.move_to(+base, r * 0.2)
    context.line_to(0, -r * 0.65)
    context.line_to(-base, r * 0.2)
    context.stroke()
    context.restore()

    #draw minute pointer
    base = r * 0.02
    context.save()
    context.rotate((now.minute + now.second / 60) / 60 * 2 * math.pi)
    context.set_line_width(8*r/180)
    context.set_source_rgb(1, 1, 1)
    context.move_to(+base, r * 0.2)
    context.line_to(0, -r * 0.95)
    context.line_to(-base, r * 0.2)
    context.stroke()
    context.restore()

    #draw second pointer
    context.save()
    context.rotate((now.second + now.microsecond / 1000000) / 60 * 2 * math.pi)
    context.set_line_width(4*r/180)
    context.set_source_rgb(1, 0, 0)
    context.move_to(0, r * 0.3)
    context.line_to(0, -r * 0.8)
    context.stroke()
    context.arc(0, -r * 0.8, r * 0.06, 0, 2*math.pi)
    context.fill()
    context.arc(0, 0, r * 0.03, 0, 2*math.pi)
    context.fill()
    context.restore()


    context.restore()

    return surface



if __name__ == "__main__":
    draw_clock().write_to_png("clock.png")
    # import matplotlib.pyplot as plt
    # plt.imshow(draw_clock())
    # plt.show()