osu-lazer/osu.Game/Screens/Edit/Components/Timelines/Summary/SummaryTimeline.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;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Game.Graphics;
using osu.Game.Screens.Edit.Components.Timelines.Summary.Parts;

namespace osu.Game.Screens.Edit.Components.Timelines.Summary
{
    /// <summary>
    /// The timeline that sits at the bottom of the editor.
    /// </summary>
    public class SummaryTimeline : CompositeDrawable
    {
        private const float corner_radius = 5;
        private const float contents_padding = 15;

        private readonly Drawable background;

        private readonly Drawable timelineBar;

        public SummaryTimeline()
        {
            Masking = true;
            CornerRadius = corner_radius;

            InternalChildren = new[]
            {
                    background = new Box { RelativeSizeAxes = Axes.Both },
                    new Container
                    {
                        RelativeSizeAxes = Axes.Both,
                        Padding = new MarginPadding { Left = contents_padding, Right = contents_padding },
                        Children = new[]
                        {
                            new MarkerPart { RelativeSizeAxes = Axes.Both },
                            new ControlPointPart
                            {
                                Anchor = Anchor.Centre,
                                Origin = Anchor.BottomCentre,
                                RelativeSizeAxes = Axes.Both,
                                Height = 0.35f
                            },
                            new BookmarkPart
                            {
                                Anchor = Anchor.Centre,
                                Origin = Anchor.TopCentre,
                                RelativeSizeAxes = Axes.Both,
                                Height = 0.35f
                            },
                            timelineBar = new Container
                            {
                                RelativeSizeAxes = Axes.Both,
                                Children = new Drawable[]
                                {
                                    new Circle
                                    {
                                        Anchor = Anchor.CentreLeft,
                                        Origin = Anchor.CentreRight,
                                        Size = new Vector2(5)
                                    },
                                    new Box
                                    {
                                        Anchor = Anchor.CentreLeft,
                                        Origin = Anchor.CentreLeft,
                                        RelativeSizeAxes = Axes.X,
                                        Height = 1,
                                        EdgeSmoothness = new Vector2(0, 1),
                                    },
                                    new Circle
                                    {
                                        Anchor = Anchor.CentreRight,
                                        Origin = Anchor.CentreLeft,
                                        Size = new Vector2(5)
                                    },
                                }
                            },
                            new BreakPart
                            {
                                Anchor = Anchor.Centre,
                                Origin = Anchor.Centre,
                                RelativeSizeAxes = Axes.Both,
                                Height = 0.25f
                            }
                        }
                    }
                };
        }

        [BackgroundDependencyLoader]
        private void load(OsuColour colours)
        {
            background.Colour = colours.Gray1;
            timelineBar.Colour = colours.Gray5;
        }
    }
}