osu/osu.Game/Graphics/UserInterface/OsuCheckbox.cs

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// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Audio.Sample;
using osu.Framework.Configuration;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Primitives;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.UserInterface;
using osu.Framework.Input;
using osu.Game.Graphics.Sprites;
using OpenTK.Graphics;
namespace osu.Game.Graphics.UserInterface
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{
public class OsuCheckbox : CheckBox
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{
private Bindable<bool> bindable;
public Bindable<bool> Bindable
{
set
{
if (bindable != null)
bindable.ValueChanged -= bindableValueChanged;
bindable = value;
if (bindable != null)
{
bool state = State == CheckBoxState.Checked;
if (state != bindable.Value)
State = bindable.Value ? CheckBoxState.Checked : CheckBoxState.Unchecked;
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bindable.ValueChanged += bindableValueChanged;
}
if (bindable?.Disabled ?? true)
Alpha = 0.3f;
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}
}
public Color4 CheckedColor { get; set; } = Color4.Cyan;
public Color4 UncheckedColor { get; set; } = Color4.White;
public int FadeDuration { get; set; }
public string LabelText
{
get { return labelSpriteText?.Text; }
set
{
if (labelSpriteText != null)
labelSpriteText.Text = value;
}
}
public MarginPadding LabelPadding
{
get { return labelSpriteText?.Padding ?? new MarginPadding(); }
set
{
if (labelSpriteText != null)
labelSpriteText.Padding = value;
}
}
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private Nub nub;
private SpriteText labelSpriteText;
private SampleChannel sampleChecked;
private SampleChannel sampleUnchecked;
public OsuCheckbox()
{
AutoSizeAxes = Axes.Y;
RelativeSizeAxes = Axes.X;
Children = new Drawable[]
{
labelSpriteText = new OsuSpriteText(),
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nub = new Nub
{
Anchor = Anchor.CentreRight,
Origin = Anchor.CentreRight,
Margin = new MarginPadding { Right = 5 },
}
};
}
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private void bindableValueChanged(object sender, EventArgs e)
{
State = bindable.Value ? CheckBoxState.Checked : CheckBoxState.Unchecked;
}
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protected override void Dispose(bool isDisposing)
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{
if (bindable != null)
bindable.ValueChanged -= bindableValueChanged;
base.Dispose(isDisposing);
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}
protected override bool OnHover(InputState state)
{
nub.Glowing = true;
nub.Expanded = true;
return base.OnHover(state);
}
protected override void OnHoverLost(InputState state)
{
nub.Glowing = false;
nub.Expanded = false;
base.OnHoverLost(state);
}
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[BackgroundDependencyLoader]
private void load(AudioManager audio)
{
sampleChecked = audio.Sample.Get(@"Checkbox/check-on");
sampleUnchecked = audio.Sample.Get(@"Checkbox/check-off");
}
protected override void OnChecked()
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{
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sampleChecked?.Play();
nub.State = CheckBoxState.Checked;
if (bindable != null)
bindable.Value = true;
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}
protected override void OnUnchecked()
{
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sampleUnchecked?.Play();
nub.State = CheckBoxState.Unchecked;
if (bindable != null)
bindable.Value = false;
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}
}
}