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osu-lazer/osu.Game.Rulesets.Osu/UI/OsuPlayfield.cs
2020-04-10 02:02:09 +09:00

112 lines
4.0 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 osuTK;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Rulesets.Objects.Drawables;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Rulesets.Osu.Objects.Drawables;
using osu.Game.Rulesets.Osu.Objects.Drawables.Connections;
using osu.Game.Rulesets.UI;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Osu.UI.Cursor;
using osu.Game.Skinning;
namespace osu.Game.Rulesets.Osu.UI
{
public class OsuPlayfield : Playfield
{
private readonly ApproachCircleProxyContainer approachCircles;
private readonly JudgementContainer<DrawableOsuJudgement> judgementLayer;
private readonly FollowPointRenderer followPoints;
private readonly OrderedHitPolicy hitPolicy;
public static readonly Vector2 BASE_SIZE = new Vector2(512, 384);
protected override GameplayCursorContainer CreateCursor() => new OsuCursorContainer();
public OsuPlayfield()
{
InternalChildren = new Drawable[]
{
followPoints = new FollowPointRenderer
{
RelativeSizeAxes = Axes.Both,
Depth = 2,
},
judgementLayer = new JudgementContainer<DrawableOsuJudgement>
{
RelativeSizeAxes = Axes.Both,
Depth = 1,
},
// Todo: This should not exist, but currently helps to reduce LOH allocations due to unbinding skin source events on judgement disposal
// Todo: Remove when hitobjects are properly pooled
new SkinProvidingContainer(null)
{
Child = HitObjectContainer,
},
approachCircles = new ApproachCircleProxyContainer
{
RelativeSizeAxes = Axes.Both,
Depth = -1,
},
};
hitPolicy = new OrderedHitPolicy(HitObjectContainer);
}
public override void Add(DrawableHitObject h)
{
h.OnNewResult += onNewResult;
h.OnLoadComplete += d =>
{
if (d is IDrawableHitObjectWithProxiedApproach c)
approachCircles.Add(c.ProxiedLayer.CreateProxy());
};
base.Add(h);
DrawableOsuHitObject osuHitObject = (DrawableOsuHitObject)h;
osuHitObject.CheckHittable = hitPolicy.IsHittable;
followPoints.AddFollowPoints(osuHitObject);
}
public override bool Remove(DrawableHitObject h)
{
bool result = base.Remove(h);
if (result)
followPoints.RemoveFollowPoints((DrawableOsuHitObject)h);
return result;
}
private void onNewResult(DrawableHitObject judgedObject, JudgementResult result)
{
// Hitobjects that block future hits should miss previous hitobjects if they're hit out-of-order.
hitPolicy.HandleHit(result.HitObject);
if (!judgedObject.DisplayResult || !DisplayJudgements.Value)
return;
DrawableOsuJudgement explosion = new DrawableOsuJudgement(result, judgedObject)
{
Origin = Anchor.Centre,
Position = ((OsuHitObject)judgedObject.HitObject).StackedEndPosition,
Scale = new Vector2(((OsuHitObject)judgedObject.HitObject).Scale)
};
judgementLayer.Add(explosion);
}
public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => HitObjectContainer.ReceivePositionalInputAt(screenSpacePos);
private class ApproachCircleProxyContainer : LifetimeManagementContainer
{
public void Add(Drawable approachCircleProxy) => AddInternal(approachCircleProxy);
}
}
}