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osu-lazer/osu.Game.Rulesets.Mania/Edit/Blueprints/HoldNotePlacementBlueprint.cs

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// 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.
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using System;
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using osu.Framework.Graphics;
using osu.Game.Rulesets.Mania.Edit.Blueprints.Components;
using osu.Game.Rulesets.Mania.Objects;
using osuTK;
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namespace osu.Game.Rulesets.Mania.Edit.Blueprints
{
public class HoldNotePlacementBlueprint : ManiaPlacementBlueprint<HoldNote>
{
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private readonly EditBodyPiece bodyPiece;
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private readonly EditNotePiece headPiece;
private readonly EditNotePiece tailPiece;
public HoldNotePlacementBlueprint()
: base(new HoldNote())
{
RelativeSizeAxes = Axes.Both;
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InternalChildren = new Drawable[]
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{
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bodyPiece = new EditBodyPiece { Origin = Anchor.TopCentre },
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headPiece = new EditNotePiece { Origin = Anchor.Centre },
tailPiece = new EditNotePiece { Origin = Anchor.Centre }
};
}
protected override void Update()
{
base.Update();
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if (Column != null)
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{
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headPiece.Y = PositionAt(HitObject.StartTime);
tailPiece.Y = PositionAt(HitObject.EndTime);
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}
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var topPosition = new Vector2(headPiece.DrawPosition.X, Math.Min(headPiece.DrawPosition.Y, tailPiece.DrawPosition.Y));
var bottomPosition = new Vector2(headPiece.DrawPosition.X, Math.Max(headPiece.DrawPosition.Y, tailPiece.DrawPosition.Y));
bodyPiece.Position = topPosition;
bodyPiece.Width = headPiece.Width;
bodyPiece.Height = (bottomPosition - topPosition).Y;
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}
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private double originalStartTime;
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public override void UpdatePosition(Vector2 screenSpacePosition)
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{
base.UpdatePosition(screenSpacePosition);
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if (PlacementBegun)
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{
var endTime = TimeAt(screenSpacePosition);
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HitObject.StartTime = endTime < originalStartTime ? endTime : originalStartTime;
HitObject.Duration = Math.Abs(endTime - originalStartTime);
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}
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else
{
headPiece.Width = tailPiece.Width = SnappedWidth;
headPiece.X = tailPiece.X = SnappedMousePosition.X;
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originalStartTime = HitObject.StartTime = TimeAt(screenSpacePosition);
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}
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}
}
}