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220 lines
7.0 KiB
C#
220 lines
7.0 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 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.Containers;
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using osu.Framework.Graphics.Primitives;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Events;
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using osu.Game.Rulesets.Edit;
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using osu.Game.Rulesets.Objects;
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using osu.Game.Rulesets.Objects.Types;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Screens.Edit.Compose.Components.Timeline
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{
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public class TimelineHitObjectBlueprint : SelectionBlueprint
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{
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private readonly Circle circle;
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private readonly Container extensionBar;
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protected override bool ShouldBeConsideredForInput(Drawable child) => true;
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[UsedImplicitly]
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private readonly Bindable<double> startTime;
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public const float THICKNESS = 5;
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private const float circle_size = 16;
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public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => base.ReceivePositionalInputAt(screenSpacePos) || circle.ReceivePositionalInputAt(screenSpacePos);
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public TimelineHitObjectBlueprint(HitObject hitObject)
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: base(hitObject)
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{
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Anchor = Anchor.CentreLeft;
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Origin = Anchor.CentreLeft;
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startTime = hitObject.StartTimeBindable.GetBoundCopy();
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startTime.BindValueChanged(time => X = (float)time.NewValue, true);
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RelativePositionAxes = Axes.X;
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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AddInternal(circle = new Circle
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{
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Size = new Vector2(circle_size),
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.Centre,
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RelativePositionAxes = Axes.X,
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AlwaysPresent = true,
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Colour = Color4.White,
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BorderColour = Color4.Black,
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BorderThickness = THICKNESS,
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});
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if (hitObject is IHasEndTime)
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{
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AddRangeInternal(new Drawable[]
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{
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extensionBar = new Container
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{
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CornerRadius = 2,
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Masking = true,
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Size = new Vector2(1, THICKNESS),
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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RelativePositionAxes = Axes.X,
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RelativeSizeAxes = Axes.X,
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Child = new Box
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{
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RelativeSizeAxes = Axes.Both,
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}
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},
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new DragBar(hitObject),
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});
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}
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}
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public class DragBar : CompositeDrawable
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{
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private readonly HitObject hitObject;
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[Resolved]
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private Timeline timeline { get; set; }
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public DragBar(HitObject hitObject)
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{
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this.hitObject = hitObject;
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CornerRadius = 2;
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Masking = true;
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Size = new Vector2(THICKNESS, 1.5f);
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Anchor = Anchor.CentreRight;
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Origin = Anchor.CentreRight;
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RelativePositionAxes = Axes.X;
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RelativeSizeAxes = Axes.Y;
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InternalChild = new Box
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{
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RelativeSizeAxes = Axes.Both,
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};
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}
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protected override bool OnHover(HoverEvent e)
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{
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updateState();
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return base.OnHover(e);
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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updateState();
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base.OnHoverLost(e);
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}
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private bool hasMouseDown;
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protected override bool OnMouseDown(MouseDownEvent e)
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{
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hasMouseDown = true;
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updateState();
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return true;
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}
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protected override void OnMouseUp(MouseUpEvent e)
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{
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hasMouseDown = false;
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updateState();
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base.OnMouseUp(e);
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}
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private void updateState()
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{
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if (IsHovered || hasMouseDown)
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Colour = Color4.Orange;
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else
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{
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Colour = Color4.White;
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}
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}
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protected override bool OnDragStart(DragStartEvent e) => true;
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[Resolved]
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private EditorBeatmap beatmap { get; set; }
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protected override void OnDrag(DragEvent e)
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{
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base.OnDrag(e);
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var time = timeline.GetTimeFromScreenSpacePosition(e.ScreenSpaceMousePosition);
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switch (hitObject)
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{
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case IHasRepeats repeatHitObject:
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// find the number of repeats which can fit in the requested time.
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var lengthOfOneRepeat = repeatHitObject.Duration / (repeatHitObject.RepeatCount + 1);
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var proposedCount = (int)((time - hitObject.StartTime) / lengthOfOneRepeat) - 1;
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if (proposedCount == repeatHitObject.RepeatCount || proposedCount < 0)
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return;
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repeatHitObject.RepeatCount = proposedCount;
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break;
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case IHasEndTime endTimeHitObject:
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endTimeHitObject.EndTime = time;
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break;
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}
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beatmap.UpdateHitObject(hitObject);
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}
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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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// no bindable so we perform this every update
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Width = (float)(HitObject.GetEndTime() - HitObject.StartTime);
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}
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protected override void OnSelected()
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{
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circle.BorderColour = Color4.Orange;
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if (extensionBar != null)
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extensionBar.BorderColour = Color4.Orange;
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}
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protected override void OnDeselected()
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{
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circle.BorderColour = Color4.Black;
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if (extensionBar != null)
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extensionBar.BorderColour = Color4.Black;
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}
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public override Quad SelectionQuad
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{
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get
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{
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// correctly include the circle in the selection quad region, as it is usually outside the blueprint itself.
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var circleQuad = circle.ScreenSpaceDrawQuad;
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var actualQuad = ScreenSpaceDrawQuad;
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return new Quad(circleQuad.TopLeft, Vector2.ComponentMax(actualQuad.TopRight, circleQuad.TopRight),
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circleQuad.BottomLeft, Vector2.ComponentMax(actualQuad.BottomRight, circleQuad.BottomRight));
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}
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}
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public override Vector2 SelectionPoint => ScreenSpaceDrawQuad.TopLeft;
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}
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}
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