osu/osu.Game.Rulesets.Mania/ManiaFilterCriteria.cs

55 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.
using System.Collections.Generic;
using System.Linq;
using osu.Framework.Bindables;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Filter;
using osu.Game.Rulesets.Mania.Beatmaps;
using osu.Game.Rulesets.Mania.Mods;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Scoring.Legacy;
using osu.Game.Screens.Select;
using osu.Game.Screens.Select.Filter;
namespace osu.Game.Rulesets.Mania
{
public class ManiaFilterCriteria : IRulesetFilterCriteria
{
private FilterCriteria.OptionalRange<float> keys;
public bool Matches(BeatmapInfo beatmapInfo, FilterCriteria criteria)
{
return !keys.HasFilter || keys.IsInRange(ManiaBeatmapConverter.GetColumnCount(LegacyBeatmapConversionDifficultyInfo.FromBeatmapInfo(beatmapInfo), criteria.Mods));
}
public bool TryParseCustomKeywordCriteria(string key, Operator op, string value)
{
switch (key)
{
case "key":
case "keys":
return FilterQueryParser.TryUpdateCriteriaRange(ref keys, op, value);
}
return false;
}
public bool FilterMayChangeFromMods(ValueChangedEvent<IReadOnlyList<Mod>> mods)
{
if (keys.HasFilter)
{
// Interpreting as the Mod type is required for equality comparison.
HashSet<Mod> oldSet = mods.OldValue.OfType<ManiaKeyMod>().AsEnumerable<Mod>().ToHashSet();
HashSet<Mod> newSet = mods.NewValue.OfType<ManiaKeyMod>().AsEnumerable<Mod>().ToHashSet();
if (!oldSet.SetEquals(newSet))
return true;
}
return false;
}
}
}