osu/osu.Game/Graphics/UserInterface/IconButton.cs

115 lines
3.5 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using OpenTK;
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.Sprites;
using osu.Framework.Input;
namespace osu.Game.Graphics.UserInterface
{
public class IconButton : ClickableContainer
{
private readonly TextAwesome icon;
private readonly Box hover;
private readonly Container content;
public FontAwesome Icon
{
get { return icon.Icon; }
set { icon.Icon = value; }
}
private const float button_size = 30;
private Color4 flashColour;
public Vector2 IconScale
{
get { return icon.Scale; }
set { icon.Scale = value; }
}
public IconButton()
{
AutoSizeAxes = Axes.Both;
Origin = Anchor.Centre;
Anchor = Anchor.Centre;
Children = new Drawable[]
{
content = new Container
{
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
Size = new Vector2 (button_size),
CornerRadius = 5,
Masking = true,
EdgeEffect = new EdgeEffectParameters
{
Colour = Color4.Black.Opacity(0.04f),
Type = EdgeEffectType.Shadow,
Radius = 5,
},
Children = new Drawable[]
{
hover = new Box
{
RelativeSizeAxes = Axes.Both,
Alpha = 0,
},
icon = new TextAwesome
{
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
TextSize = 18,
}
}
}
};
}
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
hover.Colour = colours.Yellow.Opacity(0.6f);
flashColour = colours.Yellow;
}
protected override bool OnHover(InputState state)
{
hover.FadeIn(500, EasingTypes.OutQuint);
return base.OnHover(state);
}
protected override void OnHoverLost(InputState state)
{
hover.FadeOut(500, EasingTypes.OutQuint);
base.OnHoverLost(state);
}
protected override bool OnClick(InputState state)
{
hover.FlashColour(flashColour, 800, EasingTypes.OutQuint);
return base.OnClick(state);
}
protected override bool OnMouseDown(InputState state, MouseDownEventArgs args)
{
content.ScaleTo(0.75f, 2000, EasingTypes.OutQuint);
return base.OnMouseDown(state, args);
}
protected override bool OnMouseUp(InputState state, MouseUpEventArgs args)
{
content.ScaleTo(1, 1000, EasingTypes.OutElastic);
return base.OnMouseUp(state, args);
}
}
}