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osu-lazer/osu.Game/Graphics/UserInterface/TriangleButton.cs
2018-04-13 18:26:38 +09:00

109 lines
3.0 KiB
C#

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System.Collections.Generic;
using OpenTK.Graphics;
using osu.Framework.Allocation;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input;
using osu.Game.Graphics.Backgrounds;
using osu.Game.Graphics.Sprites;
namespace osu.Game.Graphics.UserInterface
{
/// <summary>
/// A button with moving triangles in the background.
/// </summary>
public class TriangleButton : OsuButton, IFilterable
{
private Box hover;
protected Triangles Triangles;
public TriangleButton()
{
Height = 40;
}
protected override SpriteText CreateText() => new OsuSpriteText
{
Depth = -1,
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
Font = @"Exo2.0-Bold",
};
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
BackgroundColour = colours.BlueDark;
Content.Masking = true;
Content.CornerRadius = 5;
AddRange(new Drawable[]
{
Triangles = new Triangles
{
RelativeSizeAxes = Axes.Both,
ColourDark = colours.BlueDarker,
ColourLight = colours.Blue,
},
hover = new Box
{
RelativeSizeAxes = Axes.Both,
Blending = BlendingMode.Additive,
Colour = Color4.White.Opacity(0.1f),
Alpha = 0,
},
});
Enabled.ValueChanged += enabled_ValueChanged;
Enabled.TriggerChange();
}
private void enabled_ValueChanged(bool enabled)
{
this.FadeColour(enabled ? Color4.White : Color4.Gray, 200, Easing.OutQuint);
}
protected override bool OnHover(InputState state)
{
hover.FadeIn(200);
return base.OnHover(state);
}
protected override void OnHoverLost(InputState state)
{
hover.FadeOut(200);
base.OnHoverLost(state);
}
protected override bool OnMouseDown(InputState state, MouseDownEventArgs args)
{
Content.ScaleTo(0.9f, 4000, Easing.OutQuint);
return base.OnMouseDown(state, args);
}
protected override bool OnMouseUp(InputState state, MouseUpEventArgs args)
{
Content.ScaleTo(1, 1000, Easing.OutElastic);
return base.OnMouseUp(state, args);
}
public IEnumerable<string> FilterTerms => new[] { Text };
public bool MatchingFilter
{
set
{
this.FadeTo(value ? 1 : 0);
}
}
}
}