1
0
mirror of https://github.com/ppy/osu.git synced 2024-12-16 14:22:55 +08:00
osu-lazer/osu.Game.Rulesets.Osu/Skinning/Legacy/LegacyCursorTrail.cs

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

94 lines
2.9 KiB
C#
Raw Normal View History

// 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.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Input.Events;
using osu.Game.Configuration;
using osu.Game.Rulesets.Osu.UI.Cursor;
using osu.Game.Skinning;
using osuTK;
2020-12-04 19:21:53 +08:00
namespace osu.Game.Rulesets.Osu.Skinning.Legacy
{
public partial class LegacyCursorTrail : CursorTrail
{
2021-06-06 21:26:27 +08:00
private readonly ISkin skin;
private const double disjoint_trail_time_separation = 1000 / 60.0;
private bool disjointTrail;
private double lastTrailTime;
private IBindable<float> cursorSize = null!;
private Vector2? currentPosition;
2021-06-06 21:26:27 +08:00
public LegacyCursorTrail(ISkin skin)
{
this.skin = skin;
}
[BackgroundDependencyLoader]
2021-08-13 09:27:26 +08:00
private void load(OsuConfigManager config)
{
cursorSize = config.GetBindable<float>(OsuSetting.GameplayCursorSize).GetBoundCopy();
Texture = skin.GetTexture("cursortrail");
disjointTrail = skin.GetTexture("cursormiddle") == null;
if (disjointTrail)
{
bool centre = skin.GetConfig<OsuSkinConfiguration, bool>(OsuSkinConfiguration.CursorCentre)?.Value ?? true;
TrailOrigin = centre ? Anchor.Centre : Anchor.TopLeft;
Blending = BlendingParameters.Inherit;
}
else
{
Blending = BlendingParameters.Additive;
}
2019-09-11 12:28:36 +08:00
if (Texture != null)
{
// stable "magic ratio". see OsuPlayfieldAdjustmentContainer for full explanation.
Texture.ScaleAdjust *= 1.6f;
}
}
protected override double FadeDuration => disjointTrail ? 150 : 500;
2021-08-13 09:27:26 +08:00
protected override float FadeExponent => 1;
protected override bool InterpolateMovements => !disjointTrail;
2020-10-03 00:34:49 +08:00
protected override float IntervalMultiplier => 1 / Math.Max(cursorSize.Value, 1);
2021-08-17 03:52:19 +08:00
protected override bool AvoidDrawingNearCursor => !disjointTrail;
protected override void Update()
{
base.Update();
if (!disjointTrail || !currentPosition.HasValue)
return;
if (Time.Current - lastTrailTime >= disjoint_trail_time_separation)
{
lastTrailTime = Time.Current;
AddTrail(currentPosition.Value);
}
}
protected override bool OnMouseMove(MouseMoveEvent e)
{
if (!disjointTrail)
return base.OnMouseMove(e);
currentPosition = e.ScreenSpaceMousePosition;
// Intentionally block the base call as we're adding the trails ourselves.
return false;
}
}
}