mirror of
https://github.com/ppy/osu
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175 lines
5.9 KiB
C#
175 lines
5.9 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 System.Collections.Generic;
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using System.Linq;
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using JetBrains.Annotations;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Input;
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using osu.Game.Beatmaps;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Rulesets.Catch.Objects;
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using osu.Game.Rulesets.Catch.UI;
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using osu.Game.Rulesets.Edit;
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using osu.Game.Rulesets.Edit.Tools;
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using osu.Game.Rulesets.Mods;
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using osu.Game.Rulesets.Objects;
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using osu.Game.Rulesets.UI;
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using osu.Game.Screens.Edit.Components.TernaryButtons;
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using osu.Game.Screens.Edit.Compose.Components;
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using osuTK;
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namespace osu.Game.Rulesets.Catch.Edit
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{
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public class CatchHitObjectComposer : HitObjectComposer<CatchHitObject>
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{
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private const float distance_snap_radius = 50;
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private CatchDistanceSnapGrid distanceSnapGrid;
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private readonly Bindable<TernaryState> distanceSnapToggle = new Bindable<TernaryState>();
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private InputManager inputManager;
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public CatchHitObjectComposer(CatchRuleset ruleset)
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: base(ruleset)
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{
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}
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[BackgroundDependencyLoader]
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private void load()
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{
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LayerBelowRuleset.Add(new PlayfieldBorder
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{
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RelativeSizeAxes = Axes.Both,
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PlayfieldBorderStyle = { Value = PlayfieldBorderStyle.Corners }
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});
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LayerBelowRuleset.Add(distanceSnapGrid = new CatchDistanceSnapGrid(new[]
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{
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0.0,
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Catcher.BASE_DASH_SPEED, -Catcher.BASE_DASH_SPEED,
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Catcher.BASE_WALK_SPEED, -Catcher.BASE_WALK_SPEED,
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}));
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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inputManager = GetContainingInputManager();
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}
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protected override void Update()
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{
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base.Update();
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updateDistanceSnapGrid();
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}
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protected override DrawableRuleset<CatchHitObject> CreateDrawableRuleset(Ruleset ruleset, IBeatmap beatmap, IReadOnlyList<Mod> mods = null) =>
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new DrawableCatchEditorRuleset(ruleset, beatmap, mods);
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protected override IReadOnlyList<HitObjectCompositionTool> CompositionTools => new HitObjectCompositionTool[]
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{
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new FruitCompositionTool(),
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new JuiceStreamCompositionTool(),
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new BananaShowerCompositionTool()
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};
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protected override IEnumerable<TernaryButton> CreateTernaryButtons() => base.CreateTernaryButtons().Concat(new[]
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{
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new TernaryButton(distanceSnapToggle, "Distance Snap", () => new SpriteIcon { Icon = FontAwesome.Solid.Ruler })
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});
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public override SnapResult SnapScreenSpacePositionToValidTime(Vector2 screenSpacePosition)
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{
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var result = base.SnapScreenSpacePositionToValidTime(screenSpacePosition);
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result.ScreenSpacePosition.X = screenSpacePosition.X;
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if (distanceSnapGrid.IsPresent && distanceSnapGrid.GetSnappedPosition(result.ScreenSpacePosition) is SnapResult snapResult &&
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Vector2.Distance(snapResult.ScreenSpacePosition, result.ScreenSpacePosition) < distance_snap_radius)
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{
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result = snapResult;
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}
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return result;
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}
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protected override ComposeBlueprintContainer CreateBlueprintContainer() => new CatchBlueprintContainer(this);
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[CanBeNull]
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private PalpableCatchHitObject getLastSnappableHitObject(double time)
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{
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var hitObject = EditorBeatmap.HitObjects.OfType<CatchHitObject>().LastOrDefault(h => h.GetEndTime() < time && !(h is BananaShower));
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switch (hitObject)
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{
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case Fruit fruit:
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return fruit;
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case JuiceStream juiceStream:
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return juiceStream.NestedHitObjects.OfType<PalpableCatchHitObject>().LastOrDefault(h => !(h is TinyDroplet));
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default:
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return null;
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}
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}
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[CanBeNull]
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private PalpableCatchHitObject getDistanceSnapGridSourceHitObject()
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{
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switch (BlueprintContainer.CurrentTool)
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{
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case SelectTool _:
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if (EditorBeatmap.SelectedHitObjects.Count == 0)
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return null;
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double minTime = EditorBeatmap.SelectedHitObjects.Min(hitObject => hitObject.StartTime);
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return getLastSnappableHitObject(minTime);
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case FruitCompositionTool _:
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case JuiceStreamCompositionTool _:
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if (!CursorInPlacementArea)
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return null;
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if (EditorBeatmap.PlacementObject.Value is JuiceStream)
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{
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// Juice stream path is not subject to snapping.
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return null;
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}
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double timeAtCursor = ((CatchPlayfield)Playfield).TimeAtScreenSpacePosition(inputManager.CurrentState.Mouse.Position);
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return getLastSnappableHitObject(timeAtCursor);
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default:
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return null;
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}
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}
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private void updateDistanceSnapGrid()
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{
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if (distanceSnapToggle.Value != TernaryState.True)
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{
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distanceSnapGrid.Hide();
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return;
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}
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var sourceHitObject = getDistanceSnapGridSourceHitObject();
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if (sourceHitObject == null)
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{
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distanceSnapGrid.Hide();
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return;
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}
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distanceSnapGrid.Show();
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distanceSnapGrid.StartTime = sourceHitObject.GetEndTime();
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distanceSnapGrid.StartX = sourceHitObject.EffectiveX;
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}
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}
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}
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