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34 lines
1.4 KiB
C#
34 lines
1.4 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using OpenTK.Graphics;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Transforms;
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namespace osu.Game.Graphics
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{
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/// <summary>
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/// A type of drawable that has an accent colour.
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/// The accent colour is used to colorize various objects inside a drawable
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/// without colorizing the drawable itself.
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/// </summary>
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public interface IHasAccentColour : IDrawable
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{
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Color4 AccentColour { get; set; }
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}
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public static class AccentedColourExtensions
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{
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/// <summary>
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/// Tweens the accent colour of a drawable to another colour.
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/// </summary>
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/// <param name="accentedDrawable">The drawable to apply the accent colour to.</param>
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/// <param name="newColour">The new accent colour.</param>
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/// <param name="duration">The tween duration.</param>
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/// <param name="easing">The tween easing.</param>
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public static TransformSequence<T> FadeAccent<T>(this T accentedDrawable, Color4 newColour, double duration = 0, Easing easing = Easing.None)
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where T : IHasAccentColour
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=> accentedDrawable.TransformTo(nameof(accentedDrawable.AccentColour), newColour, duration, easing);
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}
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}
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