BeatmapSetOverlay.cs

// Copyright (c) 2007-2017 ppy Pty Ltd <[email protected]>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE

using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input;
using osu.Game.Beatmaps;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Overlays.BeatmapSet;

namespace osu.Game.Overlays
{
    public class BeatmapSetOverlay : WaveOverlayContainer
    {
        public const float X_PADDING = 40;
        public const float RIGHT_WIDTH = 275;

        private readonly Header header;
        private readonly Info info;

        public BeatmapSetOverlay()
        {
            FirstWaveColour = OsuColour.Gray(0.4f);
            SecondWaveColour = OsuColour.Gray(0.3f);
            ThirdWaveColour = OsuColour.Gray(0.2f);
            FourthWaveColour = OsuColour.Gray(0.1f);

            Anchor = Anchor.TopCentre;
            Origin = Anchor.TopCentre;
            RelativeSizeAxes = Axes.Both;

            // Temporary until this overlay has a background
            WaveWidth = 0.85f;

            Children = new Drawable[]
            {
                new Container
                {
                    Anchor = Anchor.TopCentre,
                    Origin = Anchor.TopCentre,
                    RelativeSizeAxes = Axes.Both,
                    Width = 0.85f,
                    Masking = true,
                    EdgeEffect = new EdgeEffectParameters
                    {
                        Colour = Color4.Black.Opacity(0),
                        Type = EdgeEffectType.Shadow,
                        Radius = 3,
                        Offset = new Vector2(0f, 1f),
                    },
                    Children = new Drawable[]
                    {
                        new Box
                        {
                            RelativeSizeAxes = Axes.Both,
                            Colour = OsuColour.Gray(0.2f)
                        },
                        new ScrollContainer
                        {
                            RelativeSizeAxes = Axes.Both,
                            ScrollbarVisible = false,
                            Child = new ReverseChildIDFillFlowContainer<Drawable>
                            {
                                RelativeSizeAxes = Axes.X,
                                AutoSizeAxes = Axes.Y,
                                Direction = FillDirection.Vertical,
                                Children = new Drawable[]
                                {
                                    header = new Header(),
                                    info = new Info(),
                                },
                            },
                        },
                    }
                }
            };

            header.Picker.Beatmap.ValueChanged += b => info.Beatmap = b;
        }

        protected override void PopIn()
        {
            base.PopIn();
            FadeEdgeEffectTo(0.25f, APPEAR_DURATION, Easing.In);
        }

        protected override void PopOut()
        {
            base.PopOut();
            FadeEdgeEffectTo(0, DISAPPEAR_DURATION, Easing.Out);
        }

        protected override bool OnClick(InputState state)
        {
            State = Visibility.Hidden;
            return true;
        }

        public void ShowBeatmapSet(BeatmapSetInfo set)
        {
            header.BeatmapSet = info.BeatmapSet = set;
            Show();
        }
    }
}