kurukuru.py

# -*- coding:utf-8 -*-

from PIL import Image, ImageDraw
import math
import os

os.system("mkdir -p drawable-mdpi drawable-hdpi drawable-xhdpi drawable-xxhdpi drawable-xxxhdpi")

def gen(scale,filename):
    size=int(16*scale)
    image = Image.new('RGBA', (size, size))
    draw = ImageDraw.Draw(image)

    n=8
    for i in xrange(n):
        a=size/2
        th=2*i*math.pi/n
        x=a+(a-n/2)*math.cos(th)
        y=a+(a-n/2)*math.sin(th)

        r=scale*(i+1)/4
        draw.ellipse((x-r, y-r, x+r, y+r), fill = '#2473C5')


    image.save(filename)

gen(1,"drawable-mdpi/ic_file_downloading_part.png")
gen(1.5,"drawable-hdpi/ic_file_downloading_part.png")
gen(2,"drawable-xhdpi/ic_file_downloading_part.png")
gen(3,"drawable-xxhdpi/ic_file_downloading_part.png")
gen(4,"drawable-xxxhdpi/ic_file_downloading_part.png")