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osu-lazer/osu.Game.Rulesets.Mania/VariantMappingGenerator.cs
2024-08-07 14:36:03 -07:00

57 lines
1.8 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.
#nullable disable
using System.Collections.Generic;
using osu.Framework.Input.Bindings;
namespace osu.Game.Rulesets.Mania
{
public class VariantMappingGenerator
{
/// <summary>
/// All the <see cref="InputKey"/>s available to the left hand.
/// </summary>
public InputKey[] LeftKeys;
/// <summary>
/// All the <see cref="InputKey"/>s available to the right hand.
/// </summary>
public InputKey[] RightKeys;
/// <summary>
/// The <see cref="InputKey"/> for the special key.
/// </summary>
public InputKey SpecialKey;
/// <summary>
/// The <see cref="ManiaAction"/> at which the columns should begin.
/// </summary>
public ManiaAction ActionStart;
/// <summary>
/// Generates a list of <see cref="KeyBinding"/>s for a specific number of columns.
/// </summary>
/// <param name="columns">The number of columns that need to be bound.</param>
/// <returns>The keybindings.</returns>
public IEnumerable<KeyBinding> GenerateKeyBindingsFor(int columns)
{
ManiaAction currentAction = ActionStart;
var bindings = new List<KeyBinding>();
for (int i = LeftKeys.Length - columns / 2; i < LeftKeys.Length; i++)
bindings.Add(new KeyBinding(LeftKeys[i], currentAction++));
if (columns % 2 == 1)
bindings.Add(new KeyBinding(SpecialKey, currentAction++));
for (int i = 0; i < columns / 2; i++)
bindings.Add(new KeyBinding(RightKeys[i], currentAction++));
return bindings;
}
}
}