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122 lines
3.1 KiB
C#
122 lines
3.1 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using osuTK;
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using osuTK.Graphics;
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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.Shapes;
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namespace osu.Game.Graphics.UserInterface
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{
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public class Bar : Container, IHasAccentColour
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{
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private readonly Box background;
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private readonly Box bar;
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private const int resize_duration = 250;
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private const Easing easing = Easing.InOutCubic;
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private float length;
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/// <summary>
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/// Length of the bar, ranges from 0 to 1
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/// </summary>
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public float Length
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{
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get => length;
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set
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{
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length = Math.Clamp(value, 0, 1);
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updateBarLength();
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}
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}
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public Color4 BackgroundColour
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{
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get => background.Colour;
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set => background.Colour = value;
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}
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public Color4 AccentColour
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{
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get => bar.Colour;
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set => bar.Colour = value;
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}
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private BarDirection direction = BarDirection.LeftToRight;
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public BarDirection Direction
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{
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get => direction;
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set
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{
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direction = value;
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updateBarLength();
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}
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}
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public Bar()
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{
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Children = new[]
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{
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background = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Colour = new Color4(0, 0, 0, 0)
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},
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bar = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Width = 0,
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},
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};
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}
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private void updateBarLength()
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{
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switch (direction)
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{
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case BarDirection.LeftToRight:
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case BarDirection.RightToLeft:
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bar.ResizeTo(new Vector2(length, 1), resize_duration, easing);
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break;
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case BarDirection.TopToBottom:
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case BarDirection.BottomToTop:
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bar.ResizeTo(new Vector2(1, length), resize_duration, easing);
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break;
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}
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switch (direction)
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{
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case BarDirection.LeftToRight:
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case BarDirection.TopToBottom:
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bar.Anchor = Anchor.TopLeft;
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bar.Origin = Anchor.TopLeft;
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break;
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case BarDirection.RightToLeft:
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case BarDirection.BottomToTop:
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bar.Anchor = Anchor.BottomRight;
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bar.Origin = Anchor.BottomRight;
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break;
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}
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}
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}
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[Flags]
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public enum BarDirection
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{
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LeftToRight = 1,
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RightToLeft = 1 << 1,
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TopToBottom = 1 << 2,
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BottomToTop = 1 << 3,
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Vertical = TopToBottom | BottomToTop,
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Horizontal = LeftToRight | RightToLeft,
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}
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}
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