osukey/osu.Game.Rulesets.Mania/Objects/Drawables/DrawableManiaHitObject.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 OpenTK.Graphics;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Game.Rulesets.Mania.Judgements;
using osu.Game.Rulesets.Objects.Drawables;

namespace osu.Game.Rulesets.Mania.Objects.Drawables
{
    public abstract class DrawableManiaHitObject<TObject> : DrawableHitObject<ManiaHitObject, ManiaJudgement>
        where TObject : ManiaHitObject
    {
        public new TObject HitObject;

        private readonly Container glowContainer;

        protected override Container<Drawable> Content => noteFlow;
        private readonly FlowContainer<Drawable> noteFlow;

        public DrawableManiaHitObject(TObject hitObject)
            : base(hitObject)
        {
            HitObject = hitObject;

            RelativeSizeAxes = Axes.X;
            AutoSizeAxes = Axes.Y;

            InternalChildren = new Drawable[]
            {
                glowContainer = new Container
                {
                    Anchor = Anchor.Centre,
                    Origin = Anchor.Centre,
                    RelativeSizeAxes = Axes.Both,
                    Masking = true,
                    Children = new[]
                    {
                        new Box
                        {
                            RelativeSizeAxes = Axes.Both,
                            AlwaysPresent = true,
                            Alpha = 0
                        }
                    }
                },
                noteFlow = new FillFlowContainer<Drawable>
                {
                    Name = "Main container",
                    Anchor = Anchor.BottomCentre,
                    Origin = Anchor.BottomCentre,
                    RelativeSizeAxes = Axes.X,
                    AutoSizeAxes = Axes.Y
                }
            };
        }

        public override Color4 AccentColour
        {
            get { return base.AccentColour; }
            set
            {
                if (base.AccentColour == value)
                    return;
                base.AccentColour = value;

                glowContainer.EdgeEffect = new EdgeEffect
                {
                    Type = EdgeEffectType.Glow,
                    Radius = 5,
                    Colour = value
                };
            }
        }

        protected override ManiaJudgement CreateJudgement() => new ManiaJudgement();
    }
}