osu/osu.Game.Tests/Visual/UserInterface/TestSceneSectionsContainer.cs

123 lines
4.7 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Linq;
using NUnit.Framework;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Colour;
using osu.Framework.Graphics.Shapes;
using osu.Game.Graphics.Containers;
using osuTK.Graphics;
namespace osu.Game.Tests.Visual.UserInterface
{
public class TestSceneSectionsContainer : OsuManualInputManagerTestScene
{
private readonly SectionsContainer<TestSection> container;
private float custom;
private const float header_height = 100;
public TestSceneSectionsContainer()
{
container = new SectionsContainer<TestSection>
{
RelativeSizeAxes = Axes.Y,
Width = 300,
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
FixedHeader = new Box
{
Alpha = 0.5f,
Width = 300,
Height = header_height,
Colour = Color4.Red
}
};
container.SelectedSection.ValueChanged += section =>
{
if (section.OldValue != null)
section.OldValue.Selected = false;
if (section.NewValue != null)
section.NewValue.Selected = true;
};
Add(container);
}
[Test]
public void TestSelection()
{
AddStep("clear", () => container.Clear());
AddStep("add 1/8th", () => append(1 / 8.0f));
AddStep("add third", () => append(1 / 3.0f));
AddStep("add half", () => append(1 / 2.0f));
AddStep("add full", () => append(1));
AddSliderStep("set custom", 0.1f, 1.1f, 0.5f, i => custom = i);
AddStep("add custom", () => append(custom));
AddStep("scroll to previous", () => container.ScrollTo(
container.Children.Reverse().SkipWhile(s => s != container.SelectedSection.Value).Skip(1).FirstOrDefault() ?? container.Children.First()
));
AddStep("scroll to next", () => container.ScrollTo(
container.Children.SkipWhile(s => s != container.SelectedSection.Value).Skip(1).FirstOrDefault() ?? container.Children.Last()
));
AddStep("scroll up", () => triggerUserScroll(1));
AddStep("scroll down", () => triggerUserScroll(-1));
}
[Test]
public void TestCorrectSectionSelected()
{
const int sections_count = 11;
float[] alternating = { 0.07f, 0.33f, 0.16f, 0.33f };
AddStep("clear", () => container.Clear());
AddStep("fill with sections", () =>
{
for (int i = 0; i < sections_count; i++)
append(alternating[i % alternating.Length]);
});
void step(int scrollIndex)
{
AddStep($"scroll to section {scrollIndex + 1}", () => container.ScrollTo(container.Children[scrollIndex]));
AddUntilStep("correct section selected", () => container.SelectedSection.Value == container.Children[scrollIndex]);
}
for (int i = 1; i < sections_count; i++)
step(i);
for (int i = sections_count - 2; i >= 0; i--)
step(i);
AddStep("scroll almost to end", () => container.ScrollTo(container.Children[sections_count - 2]));
AddUntilStep("correct section selected", () => container.SelectedSection.Value == container.Children[sections_count - 2]);
AddStep("scroll down", () => triggerUserScroll(-1));
AddUntilStep("correct section selected", () => container.SelectedSection.Value == container.Children[sections_count - 1]);
}
private static readonly ColourInfo selected_colour = ColourInfo.GradientVertical(Color4.Yellow, Color4.Gold);
private static readonly ColourInfo default_colour = ColourInfo.GradientVertical(Color4.White, Color4.DarkGray);
private void append(float multiplier)
{
container.Add(new TestSection
{
Width = 300,
Height = (container.ChildSize.Y - header_height) * multiplier,
Colour = default_colour
});
}
private void triggerUserScroll(float direction)
{
InputManager.MoveMouseTo(container);
InputManager.ScrollVerticalBy(direction);
}
private class TestSection : Box
{
public bool Selected
{
set => Colour = value ? selected_colour : default_colour;
}
}
}
}