1
0
mirror of https://github.com/ppy/osu.git synced 2024-12-24 13:22:55 +08:00
osu-lazer/osu.Game/Screens/Edit/Compose/Components/Timeline/TimelineButton.cs

100 lines
3.0 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 osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input.Events;
using osu.Framework.Threading;
using osu.Game.Graphics;
using osu.Game.Graphics.UserInterface;
using osuTK;
using osuTK.Graphics;
using osuTK.Input;
namespace osu.Game.Screens.Edit.Compose.Components.Timeline
{
public class TimelineButton : CompositeDrawable
{
public Action Action;
public readonly BindableBool Enabled = new BindableBool(true);
public IconUsage Icon
{
get => button.Icon;
set => button.Icon = value;
}
private readonly IconButton button;
public TimelineButton()
{
InternalChild = button = new TimelineIconButton { Action = () => Action?.Invoke() };
button.Enabled.BindTo(Enabled);
Width = button.Width;
}
protected override void Update()
{
base.Update();
button.Size = new Vector2(button.Width, DrawHeight);
}
private class TimelineIconButton : IconButton
{
public TimelineIconButton()
{
Anchor = Anchor.Centre;
Origin = Anchor.Centre;
IconColour = OsuColour.Gray(0.35f);
IconHoverColour = Color4.White;
HoverColour = OsuColour.Gray(0.25f);
FlashColour = OsuColour.Gray(0.5f);
}
private ScheduledDelegate repeatSchedule;
/// <summary>
/// The initial delay before mouse down repeat begins.
/// </summary>
private const int repeat_initial_delay = 250;
/// <summary>
/// The delay between mouse down repeats after the initial repeat.
/// </summary>
private const int repeat_tick_rate = 70;
protected override bool OnClick(ClickEvent e)
{
// don't actuate a click since we are manually handling repeats.
return true;
}
protected override bool OnMouseDown(MouseDownEvent e)
{
if (e.Button == MouseButton.Left)
{
Action clickAction = () => base.OnClick(new ClickEvent(e.CurrentState, e.Button));
// run once for initial down
clickAction();
Scheduler.Add(repeatSchedule = new ScheduledDelegate(clickAction, Clock.CurrentTime + repeat_initial_delay, repeat_tick_rate));
}
return base.OnMouseDown(e);
}
protected override void OnMouseUp(MouseUpEvent e)
{
repeatSchedule?.Cancel();
base.OnMouseUp(e);
}
}
}
}