mirror of https://github.com/ppy/osu
33 lines
1.6 KiB
C#
33 lines
1.6 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// 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.Input.Bindings;
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using osu.Framework.Threading;
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namespace osu.Game.Extensions
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{
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public static class DrawableExtensions
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{
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/// <summary>
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/// Helper method that is used while <see cref="IKeyBindingHandler"/> doesn't support repetitions of <see cref="IKeyBindingHandler{T}.OnPressed"/>.
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/// Simulates repetitions by continually invoking a delegate according to the default key repeat rate.
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/// </summary>
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/// <remarks>
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/// The returned delegate can be cancelled to stop repeat events from firing (usually in <see cref="IKeyBindingHandler{T}.OnReleased"/>).
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/// </remarks>
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/// <param name="handler">The <see cref="IKeyBindingHandler{T}"/> which is handling the repeat.</param>
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/// <param name="scheduler">The <see cref="Scheduler"/> to schedule repetitions on.</param>
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/// <param name="action">The <see cref="Action"/> to be invoked once immediately and with every repetition.</param>
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/// <returns>A <see cref="ScheduledDelegate"/> which can be cancelled to stop the repeat events from firing.</returns>
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public static ScheduledDelegate BeginKeyRepeat(this IKeyBindingHandler handler, Scheduler scheduler, Action action)
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{
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action();
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ScheduledDelegate repeatDelegate = new ScheduledDelegate(action, handler.Time.Current + 250, 70);
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scheduler.Add(repeatDelegate);
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return repeatDelegate;
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}
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}
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}
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