def test_gradient_update_before_first_stop_works():
gr = ColorGradient([(.5, (255, 0, 0))])
gr[.3] = (0, 255, 0)
assert gr[1] == Color((255, 0, 0))
assert gr[.5] == Color((255, 0, 0))
assert gr[.3] == Color((0, 255, 0))
assert gr[0] == Color((0, 255, 0))
assert gr[.4] == Color((.5, .5, 0))
def test_gradient_update_after_last_stop_works():
gr = ColorGradient([(.5, (255, 0, 0))])
gr[.7] = (0, 255, 0)
assert gr[0] == Color((255, 0, 0))
assert gr[.5] == Color((255, 0, 0))
assert gr[.7] == Color((0, 255, 0))
assert gr[1] == Color((0, 255, 0))
assert gr[.6] == Color((.5, .5, 0))
def test_gradient_works():
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
assert isinstance(gr[0], Color)
assert gr[0] == Color((0, 0, 0))
assert gr[1] == Color((1, 1, 1))
assert gr[.5] == Color((0.5, 0.5, 0.5))
def test_gradient_can_be_updated_with_new_points():
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
assert gr[.5] == Color((0.5, 0.5, 0.5))
gr[.5] = (0, 255, 0)
assert gr[.5] == Color((0, 255, 0))
assert gr[.25] == Color((0, .5, 0))
def test_gradient_can_be_updated_with_point_just_before():
# Todo: add an "add_stop" method
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
assert gr[.5] == Color((0.5, 0.5, 0.5))
gr[.5] = (0, 255, 0)
gr[.5 - EPSILON] = (255, 0, 0)
assert gr[.5] == Color((0, 255, 0))
assert gr[.4999] == Color((254, 0, 0))
def test_gradient_can_be_updated_replacing_points():
# Todo: add an "add_stop" method
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
assert gr[.5] == Color((0.5, 0.5, 0.5))
gr[.5] = (0, 255, 0)
assert gr[.5] == Color((0, 255, 0))
gr[.5] = (255, 0, 0)
assert gr[.5] == Color((255, 0, 0))
assert gr[.25] == Color((.5, 0, 0))
def main(text, position, size, color, clear, font):
"""Terminedia example for rendering large text characters
"""
position = literal_eval(f"({position})")
if color == "default":
color = DEFAULT_FG
else:
color = Color(
literal_eval(f"({color})") if color.count(",") >= 2 else color)
if size.isdigit():
size = int(size)
elif size == "square":
size = (8, 4)
with Screen(clear_screen=clear) as sc:
sc.context.color = color
sc.context.font = font
sc.text[size].at(position, text)
pause()
def test_gradient_scaled_can_set_new_color():
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
gr_10 = gr.scale(10)
gr_10[5] = (255, 0, 0)
assert gr[0.5] == Color((255, 0, 0))
def test_gradient_scalling_works():
gr = ColorGradient([(0, (0, 0, 0)), (1, (
1,
1,
1,
))])
gr_10 = gr.scale(10)
gr_100 = gr.scale(100)
assert gr_10[0] == Color((0, 0, 0))
assert gr_10[10] == Color((1, 1, 1))
assert gr_10[5] == Color((0.5, 0.5, 0.5))
assert gr[1] == Color((1, 1, 1))
assert gr_10.parent is gr
assert gr_100[0] == Color((0, 0, 0))
assert gr_100[100] == Color((1, 1, 1))
assert gr_100[50] == Color((0.5, 0.5, 0.5))
assert gr_100.parent is gr
def test_gradient_with_single_stop_works_before_stop():
gr = ColorGradient([(.5, (255, 0, 0))])
assert gr[0] == Color((255, 0, 0))
assert gr[.5] == Color((255, 0, 0))
assert gr[1] == Color((255, 0, 0))