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osu-lazer/osu.Game.Rulesets.Mania/UI/ManiaTouchInputArea.cs

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// 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.Collections.Generic;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input.Events;
using osu.Game.Configuration;
using osuTK;
namespace osu.Game.Rulesets.Mania.UI
{
/// <summary>
/// An overlay that captures and displays osu!mania mouse and touch input.
/// </summary>
public partial class ManiaTouchInputArea : VisibilityContainer
{
// visibility state affects our child. we always want to handle input.
public override bool PropagatePositionalInputSubTree => true;
public override bool PropagateNonPositionalInputSubTree => true;
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[SettingSource("Spacing", "The spacing between receptors.")]
public BindableFloat Spacing { get; } = new BindableFloat(10)
{
Precision = 1,
MinValue = 0,
MaxValue = 100,
};
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[SettingSource("Opacity", "The receptor opacity.")]
public BindableFloat Opacity { get; } = new BindableFloat(1)
{
Precision = 0.1f,
MinValue = 0,
MaxValue = 1
};
[Resolved]
private DrawableManiaRuleset drawableRuleset { get; set; } = null!;
private GridContainer gridContainer = null!;
public ManiaTouchInputArea()
{
Anchor = Anchor.BottomCentre;
Origin = Anchor.BottomCentre;
RelativeSizeAxes = Axes.Both;
Height = 0.5f;
}
[BackgroundDependencyLoader]
private void load()
{
List<Drawable> receptorGridContent = new List<Drawable>();
List<Dimension> receptorGridDimensions = new List<Dimension>();
bool first = true;
foreach (var stage in drawableRuleset.Playfield.Stages)
{
foreach (var column in stage.Columns)
{
if (!first)
{
receptorGridContent.Add(new Gutter { Spacing = { BindTarget = Spacing } });
receptorGridDimensions.Add(new Dimension(GridSizeMode.AutoSize));
}
receptorGridContent.Add(new ColumnInputReceptor { Action = { BindTarget = column.Action } });
receptorGridDimensions.Add(new Dimension());
first = false;
}
}
InternalChild = gridContainer = new GridContainer
{
RelativeSizeAxes = Axes.Both,
AlwaysPresent = true,
Content = new[] { receptorGridContent.ToArray() },
ColumnDimensions = receptorGridDimensions.ToArray()
};
}
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protected override void LoadComplete()
{
base.LoadComplete();
Opacity.BindValueChanged(o => Alpha = o.NewValue, true);
}
protected override bool OnKeyDown(KeyDownEvent e)
{
// Hide whenever the keyboard is used.
Hide();
return false;
}
protected override bool OnMouseDown(MouseDownEvent e)
{
Show();
return true;
}
protected override bool OnTouchDown(TouchDownEvent e)
{
Show();
return true;
}
protected override void PopIn()
{
gridContainer.FadeIn(500, Easing.OutQuint);
}
protected override void PopOut()
{
gridContainer.FadeOut(300);
}
public partial class ColumnInputReceptor : CompositeDrawable
{
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public readonly IBindable<ManiaAction> Action = new Bindable<ManiaAction>();
private readonly Box highlightOverlay;
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[Resolved]
private ManiaInputManager? inputManager { get; set; }
private bool isPressed;
public ColumnInputReceptor()
{
RelativeSizeAxes = Axes.Both;
InternalChildren = new Drawable[]
{
new Container
{
RelativeSizeAxes = Axes.Both,
Masking = true,
CornerRadius = 10,
Children = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Alpha = 0.15f,
},
highlightOverlay = new Box
{
RelativeSizeAxes = Axes.Both,
Alpha = 0,
Blending = BlendingParameters.Additive,
}
}
}
};
}
protected override bool OnTouchDown(TouchDownEvent e)
{
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updateButton(true);
return false; // handled by parent container to show overlay.
}
protected override void OnTouchUp(TouchUpEvent e)
{
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updateButton(false);
}
protected override bool OnMouseDown(MouseDownEvent e)
{
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updateButton(true);
return false; // handled by parent container to show overlay.
}
protected override void OnMouseUp(MouseUpEvent e)
{
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updateButton(false);
}
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private void updateButton(bool press)
{
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if (press == isPressed)
return;
isPressed = press;
if (press)
{
inputManager?.KeyBindingContainer.TriggerPressed(Action.Value);
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highlightOverlay.FadeTo(0.1f, 80, Easing.OutQuint);
}
else
{
inputManager?.KeyBindingContainer.TriggerReleased(Action.Value);
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highlightOverlay.FadeTo(0, 400, Easing.OutQuint);
}
}
}
private partial class Gutter : Drawable
{
public readonly IBindable<float> Spacing = new Bindable<float>();
public Gutter()
{
Spacing.BindValueChanged(s => Size = new Vector2(s.NewValue));
}
}
}
}