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osu-lazer/osu.Game/Screens/Edit/Compose/Components/Timeline/TimelineTickDisplay.cs

91 lines
3.0 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.Linq;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Game.Beatmaps;
using osu.Game.Graphics;
using osu.Game.Screens.Edit.Components.Timelines.Summary.Parts;
using osu.Game.Screens.Edit.Components.Timelines.Summary.Visualisations;
namespace osu.Game.Screens.Edit.Compose.Components.Timeline
{
public class TimelineTickDisplay : TimelinePart
{
[Resolved]
private EditorBeatmap beatmap { get; set; }
[Resolved]
private Bindable<WorkingBeatmap> working { get; set; }
[Resolved]
private BindableBeatDivisor beatDivisor { get; set; }
[Resolved]
private OsuColour colours { get; set; }
public TimelineTickDisplay()
{
RelativeSizeAxes = Axes.Both;
}
[BackgroundDependencyLoader]
private void load()
{
beatDivisor.BindValueChanged(_ => createLines(), true);
}
private void createLines()
{
Clear();
for (var i = 0; i < beatmap.ControlPointInfo.TimingPoints.Count; i++)
{
var point = beatmap.ControlPointInfo.TimingPoints[i];
var until = i + 1 < beatmap.ControlPointInfo.TimingPoints.Count ? beatmap.ControlPointInfo.TimingPoints[i + 1].Time : working.Value.Track.Length;
int beat = 0;
for (double t = point.Time; t < until; t += point.BeatLength / beatDivisor.Value)
{
var indexInBeat = beat % beatDivisor.Value;
if (indexInBeat == 0)
{
Add(new PointVisualisation(t)
{
Colour = BindableBeatDivisor.GetColourFor(1, colours),
Origin = Anchor.TopCentre,
});
}
else
{
var divisor = BindableBeatDivisor.GetDivisorForBeatIndex(beat, beatDivisor.Value);
var colour = BindableBeatDivisor.GetColourFor(divisor, colours);
var height = 0.1f - (float)divisor / BindableBeatDivisor.VALID_DIVISORS.Last() * 0.08f;
Add(new PointVisualisation(t)
{
Colour = colour,
Height = height,
Origin = Anchor.TopCentre,
});
Add(new PointVisualisation(t)
{
Colour = colour,
Anchor = Anchor.BottomLeft,
Origin = Anchor.BottomCentre,
Height = height,
});
}
beat++;
}
}
}
}
}