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osu-lazer/osu.Game/Screens/Play/HUD/HoldForMenuButton.cs
2019-02-22 18:09:23 +09:00

226 lines
7.2 KiB
C#

// 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;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.UserInterface;
using osu.Framework.Input.Bindings;
using osu.Framework.Input.Events;
using osu.Framework.MathUtils;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Input.Bindings;
using osuTK;
namespace osu.Game.Screens.Play.HUD
{
public class HoldForMenuButton : FillFlowContainer
{
public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true;
private readonly Button button;
public Action Action
{
set => button.Action = value;
}
private readonly OsuSpriteText text;
public HoldForMenuButton()
{
Direction = FillDirection.Horizontal;
Spacing = new Vector2(20, 0);
Margin = new MarginPadding(10);
Children = new Drawable[]
{
text = new OsuSpriteText
{
Text = "hold for menu",
Font = OsuFont.GetFont(weight: FontWeight.Bold),
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft
},
button = new Button
{
HoverGained = () => text.FadeIn(500, Easing.OutQuint),
HoverLost = () => text.FadeOut(500, Easing.OutQuint)
}
};
AutoSizeAxes = Axes.Both;
}
protected override void LoadComplete()
{
text.FadeInFromZero(500, Easing.OutQuint).Delay(1500).FadeOut(500, Easing.OutQuint);
base.LoadComplete();
}
private float positionalAdjust;
protected override bool OnMouseMove(MouseMoveEvent e)
{
positionalAdjust = Vector2.Distance(e.ScreenSpaceMousePosition, button.ScreenSpaceDrawQuad.Centre) / 200;
return base.OnMouseMove(e);
}
protected override void Update()
{
base.Update();
if (text.Alpha > 0 || button.Progress.Value > 0 || button.IsHovered)
Alpha = 1;
else
Alpha = Interpolation.ValueAt(
MathHelper.Clamp(Clock.ElapsedFrameTime, 0, 200),
Alpha, MathHelper.Clamp(1 - positionalAdjust, 0.04f, 1), 0, 200, Easing.OutQuint);
}
private class Button : HoldToConfirmContainer, IKeyBindingHandler<GlobalAction>
{
private SpriteIcon icon;
private CircularProgress circularProgress;
private Circle overlayCircle;
protected override bool AllowMultipleFires => true;
public Action HoverGained;
public Action HoverLost;
public bool OnPressed(GlobalAction action)
{
switch (action)
{
case GlobalAction.Back:
BeginConfirm();
return true;
}
return false;
}
public bool OnReleased(GlobalAction action)
{
switch (action)
{
case GlobalAction.Back:
AbortConfirm();
return true;
}
return false;
}
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
Size = new Vector2(60);
Child = new CircularContainer
{
Masking = true,
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Colour = colours.Gray1,
Alpha = 0.5f,
},
circularProgress = new CircularProgress
{
RelativeSizeAxes = Axes.Both,
InnerRadius = 1
},
overlayCircle = new Circle
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
Colour = colours.Gray1,
Size = new Vector2(0.9f),
},
icon = new SpriteIcon
{
Shadow = false,
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Size = new Vector2(15),
Icon = FontAwesome.fa_close
},
}
};
bind();
}
private void bind()
{
circularProgress.Current.BindTo(Progress);
Progress.ValueChanged += progress => icon.Scale = new Vector2(1 + (float)progress.NewValue * 0.2f);
}
private bool pendingAnimation;
protected override void Confirm()
{
base.Confirm();
// temporarily unbind as to not look weird if releasing during confirm animation (can see the unwind of progress).
Progress.UnbindAll();
// avoid starting a new confirm call until we finish animating.
pendingAnimation = true;
Progress.Value = 0;
overlayCircle.ScaleTo(0, 100)
.Then().FadeOut().ScaleTo(1).FadeIn(500)
.OnComplete(a =>
{
icon.ScaleTo(1, 100);
circularProgress.FadeOut(100).OnComplete(_ =>
{
bind();
circularProgress.FadeIn();
pendingAnimation = false;
});
});
}
protected override bool OnHover(HoverEvent e)
{
HoverGained?.Invoke();
return true;
}
protected override void OnHoverLost(HoverLostEvent e)
{
HoverLost?.Invoke();
base.OnHoverLost(e);
}
protected override bool OnMouseDown(MouseDownEvent e)
{
if (!pendingAnimation && e.CurrentState.Mouse.Buttons.Count() == 1)
BeginConfirm();
return true;
}
protected override bool OnMouseUp(MouseUpEvent e)
{
if (!e.HasAnyButtonPressed)
AbortConfirm();
return true;
}
}
}
}