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Code Issues Releases Wiki Activity

Update transform using masking.

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This commit is contained in:
Huo Yaoyuan 2017-06-15 00:46:39 +08:00
parent 443e24716c
commit 3b64dfe0fd
1 changed files with 17 additions and 7 deletions
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24
osu.Game/Graphics/UserInterface/LineGraph.cs
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@ -23,14 +23,15 @@ namespace osu.Game.Graphics.UserInterface
/// </summary> /// </summary>
public float? MinValue { get; set; } public float? MinValue { get; set; }
private const float transform_duration = 250; private const double transform_duration = 500;
/// <summary> /// <summary>
/// Hold an empty area if values are less. /// Hold an empty area if values are less.
/// </summary> /// </summary>
public int DefaultValueCount; public int DefaultValueCount;
private Path path; private readonly Container<Path> maskingContainer;
private readonly Path path;
private float[] values; private float[] values;
@ -43,9 +44,21 @@ namespace osu.Game.Graphics.UserInterface
{ {
values = value.ToArray(); values = value.ToArray();
applyPath(); applyPath();
maskingContainer.Width = 0;
maskingContainer.ResizeWidthTo(1, transform_duration, EasingTypes.OutQuint);
} }
} }
public LineGraph()
{
Add(maskingContainer = new Container<Path>
{
Masking = true,
RelativeSizeAxes = Axes.Both
});
maskingContainer.Add(path = new Path { RelativeSizeAxes = Axes.Both, PathWidth = 1 });
}
public override bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true) public override bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true)
{ {
if ((invalidation & Invalidation.DrawSize) != 0) if ((invalidation & Invalidation.DrawSize) != 0)
@ -57,10 +70,7 @@ namespace osu.Game.Graphics.UserInterface
{ {
if (values == null) return; if (values == null) return;
path?.Expire(); path.ClearVertices();
Path localPath = new Path { RelativeSizeAxes = Axes.Both, PathWidth = 1 }; //capture a copy to avoid potential change
Add(path = localPath);
int count = Math.Max(values.Length, DefaultValueCount); int count = Math.Max(values.Length, DefaultValueCount);
float max = values.Max(), min = values.Min(); float max = values.Max(), min = values.Min();
@ -72,7 +82,7 @@ namespace osu.Game.Graphics.UserInterface
float x = (i + count - values.Length) / (float)(count - 1) * DrawWidth - 1; float x = (i + count - values.Length) / (float)(count - 1) * DrawWidth - 1;
float y = (max - values[i]) / (max - min) * DrawHeight - 1; float y = (max - values[i]) / (max - min) * DrawHeight - 1;
// the -1 is for inner offset in path (actually -PathWidth) // the -1 is for inner offset in path (actually -PathWidth)
localPath.AddVertex(new Vector2(x, y)); path.AddVertex(new Vector2(x, y));
} }
} }
} }