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osu-lazer/osu.Game/Rulesets/Edit/HitObjectComposer.cs
2020-04-09 20:16:44 +09:00

339 lines
13 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 System.Collections.Generic;
using System.Linq;
using JetBrains.Annotations;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Input;
using osu.Framework.Input.Events;
using osu.Framework.Logging;
using osu.Framework.Timing;
using osu.Game.Beatmaps;
using osu.Game.Beatmaps.ControlPoints;
using osu.Game.Rulesets.Configuration;
using osu.Game.Rulesets.Edit.Tools;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Objects.Drawables;
using osu.Game.Rulesets.UI;
using osu.Game.Screens.Edit;
using osu.Game.Screens.Edit.Components.RadioButtons;
using osu.Game.Screens.Edit.Compose;
using osu.Game.Screens.Edit.Compose.Components;
using osuTK;
using Key = osuTK.Input.Key;
namespace osu.Game.Rulesets.Edit
{
[Cached(Type = typeof(IPlacementHandler))]
public abstract class HitObjectComposer<TObject> : HitObjectComposer, IPlacementHandler
where TObject : HitObject
{
protected IRulesetConfigManager Config { get; private set; }
protected readonly Ruleset Ruleset;
[Resolved]
protected IFrameBasedClock EditorClock { get; private set; }
[Resolved]
protected EditorBeatmap EditorBeatmap { get; private set; }
[Resolved]
private IAdjustableClock adjustableClock { get; set; }
[Resolved]
private IBeatSnapProvider beatSnapProvider { get; set; }
protected ComposeBlueprintContainer BlueprintContainer { get; private set; }
private DrawableEditRulesetWrapper<TObject> drawableRulesetWrapper;
private Container distanceSnapGridContainer;
private DistanceSnapGrid distanceSnapGrid;
private readonly List<Container> layerContainers = new List<Container>();
private InputManager inputManager;
private RadioButtonCollection toolboxCollection;
protected HitObjectComposer(Ruleset ruleset)
{
Ruleset = ruleset;
RelativeSizeAxes = Axes.Both;
}
[BackgroundDependencyLoader]
private void load(IFrameBasedClock framedClock)
{
Config = Dependencies.Get<RulesetConfigCache>().GetConfigFor(Ruleset);
try
{
drawableRulesetWrapper = new DrawableEditRulesetWrapper<TObject>(CreateDrawableRuleset(Ruleset, EditorBeatmap.PlayableBeatmap))
{
Clock = framedClock,
ProcessCustomClock = false
};
}
catch (Exception e)
{
Logger.Error(e, "Could not load beatmap sucessfully!");
return;
}
var layerBelowRuleset = drawableRulesetWrapper.CreatePlayfieldAdjustmentContainer().WithChildren(new Drawable[]
{
distanceSnapGridContainer = new Container { RelativeSizeAxes = Axes.Both },
new EditorPlayfieldBorder { RelativeSizeAxes = Axes.Both }
});
var layerAboveRuleset = drawableRulesetWrapper.CreatePlayfieldAdjustmentContainer().WithChild(BlueprintContainer = CreateBlueprintContainer());
layerContainers.Add(layerBelowRuleset);
layerContainers.Add(layerAboveRuleset);
InternalChild = new GridContainer
{
RelativeSizeAxes = Axes.Both,
Content = new[]
{
new Drawable[]
{
new FillFlowContainer
{
Name = "Sidebar",
RelativeSizeAxes = Axes.Both,
Padding = new MarginPadding { Right = 10 },
Children = new Drawable[]
{
new ToolboxGroup { Child = toolboxCollection = new RadioButtonCollection { RelativeSizeAxes = Axes.X } }
}
},
new Container
{
Name = "Content",
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
layerBelowRuleset,
drawableRulesetWrapper,
layerAboveRuleset
}
}
},
},
ColumnDimensions = new[]
{
new Dimension(GridSizeMode.Absolute, 200),
}
};
toolboxCollection.Items = CompositionTools
.Prepend(new SelectTool())
.Select(t => new RadioButton(t.Name, () => toolSelected(t)))
.ToList();
setSelectTool();
BlueprintContainer.SelectionChanged += selectionChanged;
}
protected override bool OnKeyDown(KeyDownEvent e)
{
if (e.Key >= Key.Number1 && e.Key <= Key.Number9)
{
var item = toolboxCollection.Items.ElementAtOrDefault(e.Key - Key.Number1);
if (item != null)
{
item.Select();
return true;
}
}
return base.OnKeyDown(e);
}
protected override void LoadComplete()
{
base.LoadComplete();
inputManager = GetContainingInputManager();
}
private double lastGridUpdateTime;
protected override void Update()
{
base.Update();
if (EditorClock.CurrentTime != lastGridUpdateTime && !(BlueprintContainer.CurrentTool is SelectTool))
showGridFor(Enumerable.Empty<HitObject>());
}
protected override void UpdateAfterChildren()
{
base.UpdateAfterChildren();
layerContainers.ForEach(l =>
{
l.Anchor = drawableRulesetWrapper.Playfield.Anchor;
l.Origin = drawableRulesetWrapper.Playfield.Origin;
l.Position = drawableRulesetWrapper.Playfield.Position;
l.Size = drawableRulesetWrapper.Playfield.Size;
});
}
private void selectionChanged(IEnumerable<HitObject> selectedHitObjects)
{
var hitObjects = selectedHitObjects.ToArray();
if (hitObjects.Any())
{
// ensure in selection mode if a selection is made.
setSelectTool();
showGridFor(hitObjects);
}
else
distanceSnapGridContainer.Hide();
}
private void setSelectTool() => toolboxCollection.Items.First().Select();
private void toolSelected(HitObjectCompositionTool tool)
{
BlueprintContainer.CurrentTool = tool;
if (tool is SelectTool)
distanceSnapGridContainer.Hide();
else
{
EditorBeatmap.SelectedHitObjects.Clear();
showGridFor(Enumerable.Empty<HitObject>());
}
}
private void showGridFor(IEnumerable<HitObject> selectedHitObjects)
{
distanceSnapGridContainer.Clear();
distanceSnapGrid = CreateDistanceSnapGrid(selectedHitObjects);
if (distanceSnapGrid != null)
{
distanceSnapGridContainer.Child = distanceSnapGrid;
distanceSnapGridContainer.Show();
}
lastGridUpdateTime = EditorClock.CurrentTime;
}
public override IEnumerable<DrawableHitObject> HitObjects => drawableRulesetWrapper.Playfield.AllHitObjects;
public override bool CursorInPlacementArea => drawableRulesetWrapper.Playfield.ReceivePositionalInputAt(inputManager.CurrentState.Mouse.Position);
protected abstract IReadOnlyList<HitObjectCompositionTool> CompositionTools { get; }
protected abstract ComposeBlueprintContainer CreateBlueprintContainer();
protected abstract DrawableRuleset<TObject> CreateDrawableRuleset(Ruleset ruleset, IBeatmap beatmap, IReadOnlyList<Mod> mods = null);
public void BeginPlacement(HitObject hitObject)
{
EditorBeatmap.PlacementObject.Value = hitObject;
if (distanceSnapGrid != null)
hitObject.StartTime = GetSnappedPosition(distanceSnapGrid.ToLocalSpace(inputManager.CurrentState.Mouse.Position), hitObject.StartTime).time;
}
public void EndPlacement(HitObject hitObject, bool commit)
{
EditorBeatmap.PlacementObject.Value = null;
if (commit)
{
EditorBeatmap.Add(hitObject);
adjustableClock.Seek(hitObject.GetEndTime());
}
showGridFor(Enumerable.Empty<HitObject>());
}
public void Delete(HitObject hitObject) => EditorBeatmap.Remove(hitObject);
public override (Vector2 position, double time) GetSnappedPosition(Vector2 position, double time) => distanceSnapGrid?.GetSnappedPosition(position) ?? (position, time);
public override float GetBeatSnapDistanceAt(double referenceTime)
{
DifficultyControlPoint difficultyPoint = EditorBeatmap.ControlPointInfo.DifficultyPointAt(referenceTime);
return (float)(100 * EditorBeatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier / beatSnapProvider.BeatDivisor);
}
public override float DurationToDistance(double referenceTime, double duration)
{
double beatLength = beatSnapProvider.GetBeatLengthAtTime(referenceTime);
return (float)(duration / beatLength * GetBeatSnapDistanceAt(referenceTime));
}
public override double DistanceToDuration(double referenceTime, float distance)
{
double beatLength = beatSnapProvider.GetBeatLengthAtTime(referenceTime);
return distance / GetBeatSnapDistanceAt(referenceTime) * beatLength;
}
public override double GetSnappedDurationFromDistance(double referenceTime, float distance)
=> beatSnapProvider.SnapTime(referenceTime + DistanceToDuration(referenceTime, distance), referenceTime) - referenceTime;
public override float GetSnappedDistanceFromDistance(double referenceTime, float distance)
{
var snappedEndTime = beatSnapProvider.SnapTime(referenceTime + DistanceToDuration(referenceTime, distance), referenceTime);
return DurationToDistance(referenceTime, snappedEndTime - referenceTime);
}
}
[Cached(typeof(HitObjectComposer))]
[Cached(typeof(IDistanceSnapProvider))]
public abstract class HitObjectComposer : CompositeDrawable, IDistanceSnapProvider
{
internal HitObjectComposer()
{
RelativeSizeAxes = Axes.Both;
}
/// <summary>
/// All the <see cref="DrawableHitObject"/>s.
/// </summary>
public abstract IEnumerable<DrawableHitObject> HitObjects { get; }
/// <summary>
/// Whether the user's cursor is currently in an area of the <see cref="HitObjectComposer"/> that is valid for placement.
/// </summary>
public abstract bool CursorInPlacementArea { get; }
/// <summary>
/// Creates the <see cref="DistanceSnapGrid"/> applicable for a <see cref="HitObject"/> selection.
/// </summary>
/// <param name="selectedHitObjects">The <see cref="HitObject"/> selection.</param>
/// <returns>The <see cref="DistanceSnapGrid"/> for <paramref name="selectedHitObjects"/>. If empty, a grid is returned for the current point in time.</returns>
[CanBeNull]
protected virtual DistanceSnapGrid CreateDistanceSnapGrid([NotNull] IEnumerable<HitObject> selectedHitObjects) => null;
public abstract (Vector2 position, double time) GetSnappedPosition(Vector2 position, double time);
public abstract float GetBeatSnapDistanceAt(double referenceTime);
public abstract float DurationToDistance(double referenceTime, double duration);
public abstract double DistanceToDuration(double referenceTime, float distance);
public abstract double GetSnappedDurationFromDistance(double referenceTime, float distance);
public abstract float GetSnappedDistanceFromDistance(double referenceTime, float distance);
}
}