osu/osu.Game.Rulesets.Osu/Edit/Masks/SliderMasks/Components/PathControlPointVisualiser.cs

35 lines
1.1 KiB
C#

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Rulesets.Osu.Objects;
namespace osu.Game.Rulesets.Osu.Edit.Masks.SliderMasks.Components
{
public class PathControlPointVisualiser : CompositeDrawable
{
private readonly Slider slider;
private readonly Container<PathControlPointPiece> pieces;
public PathControlPointVisualiser(Slider slider)
{
this.slider = slider;
InternalChild = pieces = new Container<PathControlPointPiece> { RelativeSizeAxes = Axes.Both };
slider.ControlPointsChanged += _ => updatePathControlPoints();
updatePathControlPoints();
}
private void updatePathControlPoints()
{
while (slider.ControlPoints.Length > pieces.Count)
pieces.Add(new PathControlPointPiece(slider, pieces.Count));
while (slider.ControlPoints.Length < pieces.Count)
pieces.Remove(pieces[pieces.Count - 1]);
}
}
}