def test_layout_with_insets(self):
layout = StackLayout()
container = Frame(self.context, layout)
container.bounds = Bounds(0, 0, 100, 100)
child1 = Panel(self.context)
child1.bounds = Bounds(10, 10, 20, 20)
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
child2 = Panel(self.context)
child2.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
child2.preferred_size_override = Some(Dimension(80, 60))
container.add(child1)
container.add(child2, fill=False)
def test(padding: Insets):
layout.padding = padding
self.assertEqual(True, container.layout_pending)
self.context.process()
self.assertEqual(False, container.layout_pending)
name = f"stack-{padding.top},{padding.right},{padding.bottom},{padding.left}"
self.assertImage(name, self.context)
for p in [
Insets(10, 10, 10, 10),
Insets(15, 0, 15, 0),
Insets(0, 10, 20, 0)
]:
test(p)
def handle_button(button: str):
if len(button) > 0:
label.text = f"{button} is pressed"
panel.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
else:
label.text = ""
panel.set_color(StyleKeys.Background, RGBA(0.1, 0.1, 0.1, 0.8))
def test_drag_overlapping(self):
bottom = Frame(self.context)
bottom.draggable = True
bottom.bounds = Bounds(10, 10, 50, 50)
bottom.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
top = Frame(self.context)
top.draggable = True
top.bounds = Bounds(20, 20, 50, 50)
top.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
self.mouse.move_to(Point(30, 30))
self.mouse.press(MouseButton.LEFT)
self.mouse.move_to(Point(50, 50))
self.mouse.release(MouseButton.LEFT)
self.context.process()
self.assertImage("drag_overlapping_top", self.context)
self.mouse.move_to(Point(20, 20))
self.mouse.press(MouseButton.LEFT)
self.mouse.move_to(Point(40, 40))
self.mouse.release(MouseButton.LEFT)
self.context.process()
self.assertImage("drag_overlapping_bottom", self.context)
def test_hbox_layout(self):
layout = HBoxLayout()
container = Frame(self.context, layout)
container.bounds = Bounds(5, 5, 90, 90)
child1 = Panel(self.context)
child1.preferred_size_override = Some(Dimension(20, 50))
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
container.add(child1)
child2 = Panel(self.context)
child2.preferred_size_override = Some(Dimension(15, 60))
child2.minimum_size_override = Some(Dimension(15, 60))
child2.set_color(StyleKeys.Background, RGBA(0, 1, 0, 1))
container.add(child2)
child3 = Panel(self.context)
child3.preferred_size_override = Some(Dimension(30, 40))
child3.minimum_size_override = Some(Dimension(10, 20))
child3.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
container.add(child3)
def test(direction: BoxDirection, spacing: float, padding: Insets, align: BoxAlign):
container.bounds = Bounds(5, 5, 90, 90)
layout.spacing = spacing
layout.padding = padding
layout.align = align
self.assertEqual(True, container.layout_pending)
self.context.process()
self.assertEqual(False, container.layout_pending)
(top, right, bottom, left) = padding.tuple
prefix = f"hbox-{direction.name}-{spacing}-{top},{right},{bottom},{left}-{align.name}-"
self.assertImage(prefix + "full-size", self.context)
container.bounds = Bounds(5, 5, 45, 45)
self.assertEqual(True, container.layout_pending)
self.context.process()
self.assertEqual(False, container.layout_pending)
self.assertImage(prefix + "half-size", self.context)
for d in BoxDirection:
for s in [0, 10]:
for p in [Insets(0, 0, 0, 0), Insets(15, 20, 10, 5)]:
for a in BoxAlign:
test(d, s, p, a)
def start(self, args: dict):
from alleycat.ui.blender import UI
self.context = UI().create_context()
window = Frame(self.context, BorderLayout())
window.bounds = Bounds(160, 70, 280, 200)
panel = Panel(self.context, HBoxLayout())
panel.set_color(StyleKeys.Background, RGBA(0.3, 0.3, 0.3, 0.8))
window.add(panel, padding=Insets(10, 10, 10, 10))
icon = Canvas(self.context, self.context.toolkit.images["cat.png"])
icon.minimum_size_override = Some(Dimension(64, 64))
panel.add(icon)
label = Label(self.context, text_size=18)
label.set_color(StyleKeys.Text, RGBA(1, 1, 1, 1))
panel.add(label)
button1 = LabelButton(self.context, text_size=16, text="Button 1")
button2 = LabelButton(self.context, text_size=16, text="Button 2")
buttons = Panel(self.context,
HBoxLayout(spacing=10, direction=BoxDirection.Reverse))
buttons.add(button2)
buttons.add(button1)
window.add(buttons, Border.Bottom, Insets(0, 10, 10, 10))
def handle_button(button: str):
if len(button) > 0:
label.text = f"{button} is pressed"
panel.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
else:
label.text = ""
panel.set_color(StyleKeys.Background, RGBA(0.1, 0.1, 0.1, 0.8))
button1_active = button1.observe("active").pipe(
ops.map(lambda v: "Button 1" if v else ""))
button2_active = button2.observe("active").pipe(
ops.map(lambda v: "Button 2" if v else ""))
button_active = rx.combine_latest(button1_active, button2_active).pipe(
ops.map(lambda v: v[0] + v[1]))
button_active.subscribe(handle_button,
on_error=self.context.error_handler)
window.draggable = True
window.resizable = True
def test_draw_with_padding(self):
image = self.context.toolkit.images[FixturePath]
window = Frame(self.context)
window.bounds = Bounds(0, 0, 100, 100)
canvas = Canvas(self.context, image)
canvas.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
window.add(canvas)
def assert_padding(size: Dimension, padding: Insets):
(w, h) = size.tuple
(top, right, bottom, left) = padding.tuple
canvas.bounds = Bounds(0, 0, w, h)
canvas.padding = padding
self.context.process()
self.assertImage(
f"draw_with_padding-{top},{right},{bottom},{left}-{w}x{h}",
self.context,
tolerance=Tolerance)
assert_padding(Dimension(100, 100), Insets(0, 0, 0, 0))
assert_padding(Dimension(100, 100), Insets(10, 5, 3, 15))
assert_padding(Dimension(64, 64), Insets(0, 0, 0, 0))
assert_padding(Dimension(64, 64), Insets(10, 5, 3, 15))
def test_rgba_unpack(self):
(r, g, b, a) = RGBA(0.1, 0.2, 0.8, 1.0)
self.assertEqual(0.1, r)
self.assertEqual(0.2, g)
self.assertEqual(0.8, b)
self.assertEqual(1.0, a)
def test_rgba_copy(self):
self.assertEqual(RGBA(0.4, 0.2, 0.8, 0.3),
RGBA(0.1, 0.2, 0.8, 1.0).copy(r=0.4, a=0.3))
self.assertEqual(RGBA(0.1, 0.5, 0.1, 1.0),
RGBA(0.1, 0.2, 0.8, 1.0).copy(g=0.5, b=0.1))
self.assertEqual(
RGBA(0.3, 0.1, 0.4, 0.4),
RGBA(0.1, 0.2, 0.8, 1.0).copy(r=0.3, g=0.1, b=0.4, a=0.4))
self.assertEqual(RGBA(0.1, 0.2, 0.8, 1.0),
RGBA(0.1, 0.2, 0.8, 1.0).copy())
def test_rgba_init(self):
self.assertEqual(0.5, RGBA(0.5, 0.12, 0.2, 1).r)
self.assertEqual(0.12, RGBA(0.5, 0.12, 0.2, 1).g)
self.assertEqual(0.2, RGBA(0.5, 0.12, 0.2, 1).b)
self.assertEqual(1, RGBA(0.5, 0.12, 0.2, 1).a)
base = {"r": 0.5, "g": 0.5, "b": 0.5, "a": 0.5}
for attr in ["r", "g", "b", "a"]:
for value in [-0.1, 1.1]:
args = base.copy()
args[attr] = value
with self.assertRaises(ValueError) as cm:
RGBA(**args)
self.assertEqual(f"Argument '{attr}' must be between 0 and 1.",
cm.exception.args[0])
def setUp(self) -> None:
super().setUp()
self.container = Frame(self.context, AnchorLayout())
self.container.bounds = Bounds(0, 0, 100, 100)
self.child = Panel(self.context)
self.child.preferred_size_override = Some(Dimension(40, 30))
self.child.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
def test_lookup_color(self):
lookup = StyleLookup()
red = RGBA(1, 0, 0, 1)
blue = RGBA(0, 0, 1, 1)
red_key = "red"
blue_key = "blue"
lookup.set_color(red_key, red)
lookup.set_color(blue_key, blue)
self.assertEqual(Nothing, lookup.get_color("green"))
self.assertEqual(red, lookup.get_color(red_key).unwrap())
self.assertEqual(blue, lookup.get_color(blue_key).unwrap())
lookup.clear_color(blue_key)
self.assertEqual(Nothing, lookup.get_color(blue_key))
def test_draw(self):
self.context.look_and_feel.set_color("Panel.background",
RGBA(0, 0, 1, 0.5))
window = Window(self.context)
window.bounds = Bounds(0, 0, 100, 100)
panel1 = Panel(self.context)
panel1.bounds = Bounds(20, 20, 40, 60)
panel2 = Panel(self.context)
panel2.bounds = Bounds(50, 40, 40, 40)
panel2.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
window.add(panel1)
window.add(panel2)
self.context.process()
self.assertImage("draw", self.context)
def test_on_style_change(self):
lookup = StyleLookup()
changes = []
lookup.on_style_change.subscribe(changes.append)
self.assertEqual([], changes)
lookup.set_color("color1", RGBA(1, 0, 0, 1))
lookup.set_color("color1",
RGBA(1, 0, 0,
1)) # Should ignore duplicated requests.
self.assertEqual(
[ColorChangeEvent(lookup, "color1", Some(RGBA(1, 0, 0, 1)))],
changes)
lookup.set_color("color2", RGBA(0, 1, 0, 1))
self.assertEqual(
[ColorChangeEvent(lookup, "color2", Some(RGBA(0, 1, 0, 1)))],
changes[1:])
lookup.set_color("color2", RGBA(0, 1, 1, 1))
self.assertEqual(
[ColorChangeEvent(lookup, "color2", Some(RGBA(0, 1, 1, 1)))],
changes[2:])
font = ToyFontFace("Sans")
lookup.set_font("font1", font)
self.assertEqual([FontChangeEvent(lookup, "font1", Some(font))],
changes[3:])
lookup.clear_color("color1")
lookup.clear_font("font1")
self.assertEqual([ColorChangeEvent(lookup, "color1", Nothing)],
changes[4:5])
self.assertEqual([FontChangeEvent(lookup, "font1", Nothing)],
changes[5:])
padding = Insets(5, 5, 5, 5)
lookup.set_insets("padding", padding)
self.assertEqual([InsetsChangeEvent(lookup, "padding", Some(padding))],
changes[6:])
lookup.clear_insets("padding")
self.assertEqual([InsetsChangeEvent(lookup, "padding", Nothing)],
changes[7:])
def test_hbox_hide_child(self):
container = Frame(self.context, HBoxLayout())
container.bounds = Bounds(0, 0, 100, 100)
child1 = Panel(self.context)
child1.preferred_size_override = Some(Dimension(20, 50))
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
container.add(child1)
child2 = Panel(self.context)
child2.preferred_size_override = Some(Dimension(15, 60))
child2.minimum_size_override = Some(Dimension(15, 60))
child2.set_color(StyleKeys.Background, RGBA(0, 1, 0, 1))
container.add(child2)
child3 = Panel(self.context)
child3.preferred_size_override = Some(Dimension(30, 40))
child3.minimum_size_override = Some(Dimension(10, 20))
child3.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
container.add(child3)
def test(visibility: Sequence[bool]):
child1.visible = visibility[0]
child2.visible = visibility[1]
child3.visible = visibility[2]
self.assertEqual(True, container.layout_pending)
self.context.process()
self.assertEqual(False, container.layout_pending)
name = f"hbox-visibility-{'-'.join(map(str, visibility))}"
self.assertImage(name, self.context)
for v1 in [True, False]:
for v2 in [True, False]:
for v3 in [True, False]:
test((v1, v2, v3))
def test_draw(self):
window1 = Frame(self.context)
window1.bounds = Bounds(10, 20, 80, 60)
window2 = Frame(self.context)
window2.bounds = Bounds(50, 40, 50, 50)
window2.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
self.context.process()
self.assertImage("draw", self.context)
def create_container(self, areas: Set[Border]) -> Container:
container = Frame(self.context, BorderLayout())
container.bounds = Bounds(5, 5, 90, 90)
if Border.Top in areas:
top = Panel(self.context)
top.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
top.preferred_size_override = Some(Dimension(0, 20))
container.add(top, Border.Top)
if Border.Right in areas:
right = Panel(self.context)
right.set_color(StyleKeys.Background, RGBA(0, 1, 0, 1))
right.preferred_size_override = Some(Dimension(15, 0))
container.add(right, Border.Right)
if Border.Bottom in areas:
bottom = Panel(self.context)
bottom.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
bottom.preferred_size_override = Some(Dimension(0, 20))
container.add(bottom, Border.Bottom)
if Border.Left in areas:
left = Panel(self.context)
left.set_color(StyleKeys.Background, RGBA(1, 1, 1, 1))
left.preferred_size_override = Some(Dimension(5, 0))
container.add(left, Border.Left)
if Border.Center in areas:
center = Panel(self.context)
center.set_color(StyleKeys.Background, RGBA(0, 0, 0, 1))
container.add(center, Border.Center)
return container
def test_draw_children(self):
window = Frame(self.context)
window.bounds = Bounds(10, 20, 80, 60)
window.set_color(StyleKeys.Background, RGBA(0.5, 0.5, 0.5, 1))
child1 = Panel(self.context)
child1.bounds = Bounds(10, 10, 40, 40)
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
child2 = Panel(self.context)
child2.bounds = Bounds(30, 30, 40, 40)
child2.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
window.add(child1)
window.add(child2)
self.context.process()
self.assertImage("draw_children", self.context)
def test_layout(self):
container = Frame(self.context, StackLayout())
container.bounds = Bounds(0, 0, 100, 100)
child1 = Panel(self.context)
child1.bounds = Bounds(10, 10, 20, 20)
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
child2 = Panel(self.context)
child2.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
child2.preferred_size_override = Some(Dimension(80, 60))
child3 = Panel(self.context)
child3.set_color(StyleKeys.Background, RGBA(0, 1, 0, 1))
child3.preferred_size_override = Some(Dimension(60, 40))
container.add(child1)
container.add(child2, fill=False)
container.add(child3, False)
self.context.process()
self.assertImage("stack", self.context)
child4 = Panel(self.context)
child4.set_color(StyleKeys.Background, RGBA(0, 1, 1, 1))
container.add(child4, fill=True)
self.context.process()
self.assertImage("stack-fill", self.context)
container.add(child3, True)
self.context.process()
self.assertImage("stack-fill2", self.context)
def test_draw(self):
image = self.context.toolkit.images[FixturePath]
window = Frame(self.context)
window.bounds = Bounds(0, 0, 100, 100)
canvas1 = Canvas(self.context)
canvas1.bounds = Bounds(30, 40, 80, 30)
canvas1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
canvas2 = Canvas(self.context, image)
canvas2.bounds = Bounds(0, 10, 64, 64)
canvas3 = Canvas(self.context, image)
canvas3.bounds = Bounds(10, 70, 80, 20)
canvas3.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
window.add(canvas1)
window.add(canvas2)
window.add(canvas3)
self.context.process()
self.assertImage("draw", self.context, tolerance=Tolerance)
def __init__(self, toolkit: Toolkit) -> None:
super().__init__(toolkit)
def with_prefix(key: str, prefix: str) -> str:
return str.join(".", [prefix, key])
active_color = RGBA(0.3, 0.7, 0.3, 1)
highlight_color = RGBA(0.9, 0.8, 0.5, 1)
self.set_font("text", toolkit.fonts.fallback_font)
self.set_color(with_prefix(StyleKeys.Background, "Window"),
RGBA(0, 0, 0, 0.8))
self.set_color(with_prefix(StyleKeys.Border, "Window"), active_color)
self.set_color(with_prefix(StyleKeys.Background, "Overlay"),
RGBA(0, 0, 0, 0))
self.set_color(with_prefix(StyleKeys.Border, "Overlay"),
RGBA(0, 0, 0, 0))
self.set_color(with_prefix(StyleKeys.Border, "Button"), active_color)
self.set_color(with_prefix(StyleKeys.BorderHover, "Button"),
highlight_color)
self.set_color(with_prefix(StyleKeys.BackgroundActive, "Button"),
active_color)
self.set_color(with_prefix(StyleKeys.BorderActive, "Button"),
active_color)
self.set_color(StyleKeys.Text, RGBA(0.8, 0.8, 0.8, 1))
self.set_color(with_prefix(StyleKeys.TextHover, "Button"),
highlight_color)
self.set_color(with_prefix(StyleKeys.TextActive, "Button"),
RGBA(0, 0, 0, 1))
self.set_insets(StyleKeys.Padding, Insets(10, 10, 10, 10))
self.set_insets(with_prefix(StyleKeys.Padding, "Overlay"),
Insets(0, 0, 0, 0))
self.register_ui(Window, GlassWindowUI)
self.register_ui(Frame, GlassFrameUI)
self.register_ui(Panel, GlassPanelUI)
self.register_ui(LabelButton, GlassLabelButtonUI)
self.register_ui(Button, GlassButtonUI)
self.register_ui(Label, GlassLabelUI)
self.register_ui(Canvas, GlassCanvasUI)
def test_draw(self):
window = Window(self.context)
window.bounds = Bounds(0, 0, 100, 100)
button1 = LabelButton(self.context)
button1.text = "Text"
button1.bounds = Bounds(20, 10, 40, 20)
button2 = LabelButton(self.context)
button2.text = "AlleyCat"
button2.text_size = 16
button2.set_color(StyleKeys.Text, RGBA(1, 0, 0, 1))
button2.bounds = Bounds(10, 50, 80, 30)
window.add(button1)
window.add(button2)
self.context.process()
self.assertImage("draw", self.context, tolerance=Tolerance)
def test_draw(self):
window = Frame(self.context)
window.bounds = Bounds(0, 0, 100, 60)
label = Label(self.context)
label.text = "Text"
label.bounds = Bounds(0, 30, 60, 30)
label2 = Label(self.context)
label2.text = "AlleyCat"
label2.text_size = 18
label2.set_color(StyleKeys.Text, RGBA(1, 0, 0, 1))
label2.bounds = Bounds(20, 0, 80, 60)
window.add(label)
window.add(label2)
self.context.process()
self.assertImage("draw", self.context, tolerance=Tolerance)
def test_rgba_from_tuple(self):
self.assertEqual(RGBA(0.1, 0.2, 0.8, 1.0),
RGBA.from_tuple((0.1, 0.2, 0.8, 1.0)))
def test_nested_layout(self):
box = Frame(self.context, VBoxLayout())
box.bounds = Bounds(0, 0, 100, 100)
child1 = Panel(self.context)
child1.preferred_size_override = Some(Dimension(50, 20))
child1.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
box.add(child1)
child2 = Panel(self.context, BorderLayout())
top = Panel(self.context)
top.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
top.preferred_size_override = Some(Dimension(0, 20))
child2.add(top, Border.Top)
right = Panel(self.context)
right.set_color(StyleKeys.Background, RGBA(0, 1, 0, 1))
right.preferred_size_override = Some(Dimension(15, 0))
child2.add(right, Border.Right)
bottom = Panel(self.context)
bottom.set_color(StyleKeys.Background, RGBA(1, 0, 0, 1))
bottom.preferred_size_override = Some(Dimension(0, 15))
child2.add(bottom, Border.Bottom)
left = Panel(self.context)
left.set_color(StyleKeys.Background, RGBA(1, 1, 1, 1))
left.preferred_size_override = Some(Dimension(5, 0))
child2.add(left, Border.Left)
center = Panel(self.context)
center.set_color(StyleKeys.Background, RGBA(0, 0, 0, 1))
center.preferred_size_override = Some(Dimension(60, 20))
child2.add(center, Border.Center)
box.add(child2)
child3 = Panel(self.context)
child3.preferred_size_override = Some(Dimension(40, 20))
child3.minimum_size_override = Some(Dimension(20, 10))
child3.set_color(StyleKeys.Background, RGBA(0, 0, 1, 1))
box.add(child3)
self.assertEqual(True, box.layout_pending)
self.context.process()
self.assertEqual(False, box.layout_pending)
self.assertImage("nested_layout", self.context)
left.minimum_size_override = Some(Dimension(40, 0))
top.preferred_size_override = Some(Dimension(0, 10))
self.assertEqual(True, box.layout_pending)
self.context.process()
self.assertEqual(False, box.layout_pending)
self.assertImage("nested_layout_resize_nested_child", self.context)
bottom.visible = False
self.assertEqual(True, box.layout_pending)
self.context.process()
self.assertEqual(False, box.layout_pending)
self.assertImage("nested_layout_hide_nested_child", self.context)
def test_rgba_to_tuple(self):
self.assertEqual((0.1, 0.2, 0.8, 1.0), RGBA(0.1, 0.2, 0.8, 1.0).tuple)