osu-lazer/osu.Game.Rulesets.Taiko/Objects/Drawables/DrawableDrumRollTick.cs

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE

using System;
using osu.Framework.Graphics;
using osu.Game.Rulesets.Objects.Drawables;
using osu.Game.Rulesets.Taiko.Judgements;
using osu.Game.Rulesets.Taiko.Objects.Drawables.Pieces;

namespace osu.Game.Rulesets.Taiko.Objects.Drawables
{
    public class DrawableDrumRollTick : DrawableTaikoHitObject<DrumRollTick>
    {
        public DrawableDrumRollTick(DrumRollTick tick)
            : base(tick)
        {
            // Because ticks aren't added by the ScrollingPlayfield, we need to set the following properties ourselves
            RelativePositionAxes = Axes.X;
            X = (float)tick.StartTime;

            FillMode = FillMode.Fit;
        }

        protected override void LoadComplete()
        {
            base.LoadComplete();

            // We need to set this here because RelativeSizeAxes won't/can't set our size by default with a different RelativeChildSize
            Width *= Parent.RelativeChildSize.X;
        }

        protected override TaikoPiece CreateMainPiece() => new TickPiece
        {
            Filled = HitObject.FirstTick
        };

        protected override TaikoJudgement CreateJudgement() => new TaikoDrumRollTickJudgement { SecondHit = HitObject.IsStrong };

        protected override void CheckJudgement(bool userTriggered)
        {
            if (!userTriggered)
                return;

            if (Math.Abs(Judgement.TimeOffset) < HitObject.HitWindow)
            {
                Judgement.Result = HitResult.Hit;
                Judgement.TaikoResult = TaikoHitResult.Great;
            }
        }

        protected override void UpdateState(ArmedState state)
        {
            switch (state)
            {
                case ArmedState.Hit:
                    Content.ScaleTo(0, 100, Easing.OutQuint);
                    break;
            }
        }

        public override bool OnPressed(TaikoAction action)
        {
            return Judgement.Result == HitResult.None && UpdateJudgement(true);
        }
    }
}