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140 lines
5.0 KiB
C#
140 lines
5.0 KiB
C#
//Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
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//Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Linq;
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using osu.Framework;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Primitives;
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using osu.Framework.Input;
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using osu.Game.Database;
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using osu.Game.Graphics;
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using OpenTK;
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using OpenTK.Graphics;
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namespace osu.Game.Beatmaps.Drawable
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{
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class BeatmapGroup : Container, IStateful<BeatmapGroup.GroupState>
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{
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public enum GroupState
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{
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Collapsed,
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Expanded,
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}
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private const float collapsedAlpha = 0.5f;
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private const float collapsedWidth = 0.8f;
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private BeatmapInfo selectedBeatmap;
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public BeatmapInfo SelectedBeatmap
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{
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get { return selectedBeatmap; }
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set
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{
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selectedBeatmap = value;
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}
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}
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public Action<BeatmapGroup, BeatmapInfo> BeatmapSelected;
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public BeatmapSetInfo BeatmapSet;
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private BeatmapSetHeader header;
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private FlowContainer difficulties;
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private bool collapsed;
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public GroupState State
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{
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get { return collapsed ? GroupState.Collapsed : GroupState.Expanded; }
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set
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{
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bool val = value == GroupState.Collapsed;
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if (collapsed == val)
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return;
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collapsed = val;
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ClearTransformations();
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const float uncollapsedAlpha = 1;
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FadeTo(collapsed ? collapsedAlpha : uncollapsedAlpha, 250);
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if (collapsed)
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difficulties.Hide();
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else
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difficulties.Show();
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header.ClearTransformations();
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header.Width = collapsed ? collapsedWidth : 1; // TODO: Transform
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header.BorderColour = new Color4(
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header.BorderColour.R,
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header.BorderColour.G,
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header.BorderColour.B,
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collapsed ? 0 : 255);
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header.GlowRadius = collapsed ? 0 : 5;
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}
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}
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public BeatmapGroup(BeatmapSetInfo beatmapSet)
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{
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BeatmapSet = beatmapSet;
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selectedBeatmap = beatmapSet.Beatmaps[0];
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Alpha = collapsedAlpha;
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AutoSizeAxes = Axes.Y;
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RelativeSizeAxes = Axes.X;
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float difficultyWidth = 1;
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Children = new[]
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{
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new FlowContainer
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Direction = FlowDirection.VerticalOnly,
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Children = new Framework.Graphics.Drawable[]
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{
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header = new BeatmapSetHeader(beatmapSet)
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{
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RelativeSizeAxes = Axes.X,
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Width = collapsedWidth,
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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},
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difficulties = new FlowContainer
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Margin = new MarginPadding { Top = 5 },
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Padding = new MarginPadding { Left = 75 },
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Spacing = new Vector2(0, 5),
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Direction = FlowDirection.VerticalOnly,
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Alpha = 0,
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Children = BeatmapSet.Beatmaps.Select(
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b => {
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float width = difficultyWidth;
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if (difficultyWidth > 0.8f) difficultyWidth -= 0.025f;
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return new BeatmapPanel(BeatmapSet, b)
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{
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MapSelected = updateSelected,
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Selected = width == 1,
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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RelativeSizeAxes = Axes.X,
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Width = width,
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};
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})
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}
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}
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}
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};
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collapsed = true;
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}
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private void updateSelected(BeatmapInfo map)
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{
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foreach (BeatmapPanel panel in difficulties.Children)
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panel.Selected = panel.Beatmap == map;
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BeatmapSelected?.Invoke(this, map);
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}
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protected override bool OnClick(InputState state)
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{
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BeatmapSelected?.Invoke(this, selectedBeatmap);
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return true;
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}
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}
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}
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