image_auto_reload_test.py

'''
Image auto_reload test
======================

Testing ground for auto_reload
'''

import kivy
kivy.require('1.8.0')

from kivy.app import App
from kivy.uix.scatter import ScatterPlane
from kivy.uix.image import Image
import os
from kivy.network.urlrequest import UrlRequest

class ImageAutoReloadTest(App):
    def build(self):
        try:
            os.remove('big.jpg')
        except Exception, e:
            pass
        big_source = 'https://lh4.googleusercontent.com/--29goQhTF6k/AAAAAAAAAAI/AAAAAAAAAAA/NKjgVVY3dbg/photo.jpg'
        big_url = UrlRequest(big_source, self.write_file)
        img = Image(source='big.jpg', auto_reload=0.5)
        return img

    def write_file(self, req, data):
        big_file = open('big.jpg', 'wb')
        big_file.write(data)
        big_file.close()


if __name__ == '__main__':
    ImageAutoReloadTest().run()