c64_painter.py 文件源码

def init_pixel_grid(self):
        s = self.width/self.row if self.row > self.column else self.height/self.column
        with ui.ImageContext(*self.frame[2:]) as ctx:
            for y in xrange(self.column):
                for x in xrange(self.row):
                    # Fills image with pixels
                    # Changing this changes the pixel aspect
                    pixel = Pixel(x*s*2, y*s, s*2, s)
                    pixel.index = len(self.pixels)
                    pixel.position = (x,y)
                    self.pixels.append(pixel) #Adds this pixel to the pixels list
        return ctx.get_image()

    # Draw the pixel and character grid
    # This function is pretty slow. Find a way to speed it up.