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osu-lazer/osu.Game/Screens/Play/KeyCounterCollection.cs

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2018-04-13 17:19:50 +08:00
// 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;
using System.Linq;
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using osu.Framework.Allocation;
using osu.Framework.Configuration;
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using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Input.Events;
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using osu.Framework.Timing;
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using osu.Game.Configuration;
using OpenTK;
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using OpenTK.Graphics;
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namespace osu.Game.Screens.Play
{
public class KeyCounterCollection : FillFlowContainer<KeyCounter>
{
private const int duration = 100;
public readonly Bindable<bool> Visible = new Bindable<bool>(true);
private readonly Bindable<bool> configVisibility = new Bindable<bool>();
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public KeyCounterCollection()
{
Direction = FillDirection.Horizontal;
AutoSizeAxes = Axes.Both;
}
public override void Add(KeyCounter key)
{
if (key == null) throw new ArgumentNullException(nameof(key));
base.Add(key);
key.IsCounting = IsCounting;
key.FadeTime = FadeTime;
key.KeyDownTextColor = KeyDownTextColor;
key.KeyUpTextColor = KeyUpTextColor;
// Use the same clock object as SongProgress for saving KeyCounter state
if (AudioClock != null)
key.Clock = AudioClock;
}
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public void ResetCount()
{
foreach (var counter in Children)
counter.ResetCount();
}
[BackgroundDependencyLoader]
private void load(OsuConfigManager config)
{
config.BindWith(OsuSetting.KeyOverlay, configVisibility);
Visible.BindValueChanged(_ => updateVisibility());
configVisibility.BindValueChanged(_ => updateVisibility(), true);
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}
private bool isCounting = true;
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public bool IsCounting
{
get { return isCounting; }
set
{
if (value == isCounting) return;
isCounting = value;
foreach (var child in Children)
child.IsCounting = value;
}
}
private int fadeTime;
public int FadeTime
{
get { return fadeTime; }
set
{
if (value != fadeTime)
{
fadeTime = value;
foreach (var child in Children)
child.FadeTime = value;
}
}
}
private Color4 keyDownTextColor = Color4.DarkGray;
public Color4 KeyDownTextColor
{
get { return keyDownTextColor; }
set
{
if (value != keyDownTextColor)
{
keyDownTextColor = value;
foreach (var child in Children)
child.KeyDownTextColor = value;
}
}
}
private Color4 keyUpTextColor = Color4.White;
public Color4 KeyUpTextColor
{
get { return keyUpTextColor; }
set
{
if (value != keyUpTextColor)
{
keyUpTextColor = value;
foreach (var child in Children)
child.KeyUpTextColor = value;
}
}
}
private void updateVisibility() => this.FadeTo(Visible.Value || configVisibility.Value ? 1 : 0, duration);
public override bool HandleNonPositionalInput => receptor == null;
public override bool HandlePositionalInput => receptor == null;
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public IFrameBasedClock AudioClock { get; set; }
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private Receptor receptor;
public Receptor GetReceptor()
{
return receptor ?? (receptor = new Receptor(this));
}
public void SetReceptor(Receptor receptor)
{
if (this.receptor != null)
throw new InvalidOperationException("Cannot set a new receptor when one is already active");
this.receptor = receptor;
}
public class Receptor : Drawable
{
protected readonly KeyCounterCollection Target;
public Receptor(KeyCounterCollection target)
{
RelativeSizeAxes = Axes.Both;
Depth = float.MinValue;
Target = target;
}
public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true;
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protected override bool Handle(UIEvent e)
{
switch (e)
{
case KeyDownEvent _:
case KeyUpEvent _:
case MouseDownEvent _:
case MouseUpEvent _:
return Target.Children.Any(c => c.TriggerEvent(e));
}
return base.Handle(e);
}
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}
}
}