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

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// 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.Graphics;
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using osu.Framework.Graphics.Containers;
using OpenTK.Graphics;
using osu.Framework.Input;
using osu.Framework.Configuration;
using osu.Framework.Allocation;
using osu.Game.Configuration;
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using OpenTK;
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namespace osu.Game.Screens.Play
{
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public class KeyCounterCollection : FillFlowContainer<KeyCounter>
{
private const int duration = 100;
private Bindable<bool> showKeyCounter;
public KeyCounterCollection()
{
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Direction = FillDirection.Horizontal;
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AutoSizeAxes = Axes.Both;
}
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public override void Add(KeyCounter key)
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{
if (key == null) throw new ArgumentNullException(nameof(key));
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base.Add(key);
key.IsCounting = IsCounting;
key.FadeTime = FadeTime;
key.KeyDownTextColor = KeyDownTextColor;
key.KeyUpTextColor = KeyUpTextColor;
}
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public void ResetCount()
{
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foreach (var counter in Children)
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counter.ResetCount();
}
[BackgroundDependencyLoader]
private void load(OsuConfigManager config)
{
showKeyCounter = config.GetBindable<bool>(OsuSetting.KeyOverlay);
showKeyCounter.ValueChanged += keyCounterVisibility => this.FadeTo(keyCounterVisibility ? 1 : 0, duration);
showKeyCounter.TriggerChange();
}
//further: change default values here and in KeyCounter if needed, instead of passing them in every constructor
private bool isCounting;
public bool IsCounting
{
get { return isCounting; }
set
{
if (value == isCounting) return;
isCounting = value;
foreach (var child in Children)
child.IsCounting = value;
}
}
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private int fadeTime;
public int FadeTime
{
get { return fadeTime; }
set
{
if (value != fadeTime)
{
fadeTime = value;
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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;
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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;
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foreach (var child in Children)
child.KeyUpTextColor = value;
}
}
}
public override bool HandleKeyboardInput => receptor == null;
public override bool HandleMouseInput => receptor == null;
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 ReceiveMouseInputAt(Vector2 screenSpacePos) => true;
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protected override bool OnKeyDown(InputState state, KeyDownEventArgs args) => Target.Children.Any(c => c.TriggerOnKeyDown(state, args));
protected override bool OnKeyUp(InputState state, KeyUpEventArgs args) => Target.Children.Any(c => c.TriggerOnKeyUp(state, args));
protected override bool OnMouseDown(InputState state, MouseDownEventArgs args) => Target.Children.Any(c => c.TriggerOnMouseDown(state, args));
protected override bool OnMouseUp(InputState state, MouseUpEventArgs args) => Target.Children.Any(c => c.TriggerOnMouseUp(state, args));
}
}
}