def test_scroll_animation_horizontally_from_right_to_left(self):
text_height = 10
font = Font()
font.auto_adjust_font_size_to_height(text_height)
background_color = Color.Red()
effect = TextEffect(Color.Blue(), background_color)
text = "KeesWare"
effect.draw_text(text, font)
effect.crop()
self.image = effect.get_image()
animation_size = (30, 10)
animation = ScrollAnimation(animation_size, self.image,
background_color)
start_point = [animation_size[0], 0]
image_size = self.image.size
end_point = [-image_size[0], 0]
# move by one pixel per frame
frames_amount = image_size[0] + animation_size[0]
animation.pre_render(start_point, end_point, frames_amount)
first_frame = animation[0]
middle_frame = animation[len(animation) / 2]
animation.save("2.gif")
self.assertEqual(first_frame.getpixel((0, 0)),
background_color.get_as_tuple())
self.assertEqual(middle_frame.size, animation_size)
self.assertEqual(middle_frame.getpixel((0, 0)),
background_color.get_as_tuple())
self.assertEqual(middle_frame.getpixel((1, 5)), (0, 0, 255))
self.assertEqual(len(animation), frames_amount)
def test_paint_square(self):
widget_size = (500, 1000)
display_size = (50, 100)
points = [[100, 100], [100, 900], [400, 900], [400, 100], [100, 100]]
brush_color = Color.Red()
point_size = 3
effect = PaintEffect(display_size, widget_size)
effect.set_point_size(point_size)
effect.set_line_color(brush_color)
effect.draw_lines(points)
image = effect.get_image()
self.assertEqual(image.size, display_size)
self.assertEqual(image.getpixel((10, 10)), brush_color.get_as_tuple())
self.assertEqual(image.getpixel((10, 90)), brush_color.get_as_tuple())
self.assertEqual(image.getpixel((40, 90)), brush_color.get_as_tuple())
self.assertEqual(image.getpixel((40, 10)), brush_color.get_as_tuple())
