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osu-lazer/osu.Game/Graphics/UserInterface/IconButton.cs
2019-03-27 19:29:27 +09:00

101 lines
2.6 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 osuTK;
using osuTK.Graphics;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input.Events;
namespace osu.Game.Graphics.UserInterface
{
public class IconButton : OsuAnimatedButton
{
public const float BUTTON_SIZE = 30;
private Color4? iconColour;
/// <summary>
/// The icon colour. This does not affect <see cref="IconButton.Colour"/>.
/// </summary>
public Color4 IconColour
{
get => iconColour ?? Color4.White;
set
{
iconColour = value;
icon.Colour = value;
}
}
private Color4? iconHoverColour;
/// <summary>
/// The icon colour while the <see cref="IconButton"/> is hovered.
/// </summary>
public Color4 IconHoverColour
{
get => iconHoverColour ?? IconColour;
set => iconHoverColour = value;
}
/// <summary>
/// The icon.
/// </summary>
public IconUsage Icon
{
get => icon.Icon;
set => icon.Icon = value;
}
/// <summary>
/// The icon scale. This does not affect <see cref="IconButton.Scale"/>.
/// </summary>
public Vector2 IconScale
{
get => icon.Scale;
set => icon.Scale = value;
}
/// <summary>
/// The size of the <see cref="IconButton"/> while it is not being pressed.
/// </summary>
public Vector2 ButtonSize
{
get => Content.Size;
set
{
Content.RelativeSizeAxes = Axes.None;
Content.Size = value;
}
}
private readonly SpriteIcon icon;
public IconButton()
{
AutoSizeAxes = Axes.Both;
ButtonSize = new Vector2(BUTTON_SIZE);
Add(icon = new SpriteIcon
{
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
Size = new Vector2(18),
});
}
protected override bool OnHover(HoverEvent e)
{
icon.FadeColour(IconHoverColour, 500, Easing.OutQuint);
return base.OnHover(e);
}
protected override void OnHoverLost(HoverLostEvent e)
{
icon.FadeColour(IconColour, 500, Easing.OutQuint);
base.OnHoverLost(e);
}
}
}