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87 lines
2.8 KiB
C#
87 lines
2.8 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using osu.Framework.Allocation;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Utils;
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using osu.Game.Rulesets.Objects.Types;
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using osu.Game.Rulesets.Osu.Objects;
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using osu.Game.Rulesets.Osu.Skinning.Default;
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using osu.Game.Screens.Edit;
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using osu.Game.Skinning;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components
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{
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public class HitCircleOverlapMarker : BlueprintPiece<HitCircle>
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{
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/// <summary>
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/// Hit objects are intentionally made to fade out at a constant slower rate than in gameplay.
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/// This allows a mapper to gain better historical context and use recent hitobjects as reference / snap points.
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/// </summary>
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public const double FADE_OUT_EXTENSION = 700;
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private readonly RingPiece ring;
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[Resolved]
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private EditorClock editorClock { get; set; }
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public HitCircleOverlapMarker()
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{
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Origin = Anchor.Centre;
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Size = new Vector2(OsuHitObject.OBJECT_RADIUS * 2);
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InternalChildren = new Drawable[]
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{
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new Circle
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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RelativeSizeAxes = Axes.Both,
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Colour = Color4.White,
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},
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ring = new RingPiece
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{
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BorderThickness = 4,
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}
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};
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}
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[Resolved]
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private ISkinSource skin { get; set; }
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public override void UpdateFrom(HitCircle hitObject)
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{
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base.UpdateFrom(hitObject);
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Scale = new Vector2(hitObject.Scale);
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if (hitObject is IHasComboInformation combo)
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ring.BorderColour = combo.GetComboColour(skin);
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double editorTime = editorClock.CurrentTime;
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double hitObjectTime = hitObject.StartTime;
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bool hasReachedObject = editorTime >= hitObjectTime;
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if (hasReachedObject)
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{
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float alpha = Interpolation.ValueAt(editorTime, 0, 1f, hitObjectTime, hitObjectTime + FADE_OUT_EXTENSION, Easing.In);
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float ringScale = MathHelper.Clamp(Interpolation.ValueAt(editorTime, 0, 1f, hitObjectTime, hitObjectTime + FADE_OUT_EXTENSION / 2, Easing.OutQuint), 0, 1);
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ring.Scale = new Vector2(1 + 0.1f * ringScale);
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Alpha = 0.9f * (1 - alpha);
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}
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else
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Alpha = 0;
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}
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public override void Hide()
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{
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// intentional no op so we are not hidden when not selected.
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}
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}
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}
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