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213 lines
6.7 KiB
C#
213 lines
6.7 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 osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Input.Events;
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using osu.Framework.Localisation;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Overlays;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Graphics.UserInterface
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{
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public partial class RangeSlider : CompositeDrawable
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{
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/// <summary>
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/// The lower limiting value
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/// </summary>
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public Bindable<double> LowerBound
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{
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get => lowerBound.Current;
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set => lowerBound.Current = value;
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}
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/// <summary>
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/// The upper limiting value
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/// </summary>
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public Bindable<double> UpperBound
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{
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get => upperBound.Current;
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set => upperBound.Current = value;
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}
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/// <summary>
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/// Text that describes this RangeSlider's functionality
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/// </summary>
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public string Label
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{
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set => label.Text = value;
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}
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public float NubWidth
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{
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set => lowerBound.NubWidth = upperBound.NubWidth = value;
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}
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/// <summary>
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/// Minimum difference between the lower bound and higher bound
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/// </summary>
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public float MinRange
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{
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set => minRange = value;
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}
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/// <summary>
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/// lower bound display for when it is set to its default value
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/// </summary>
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public string DefaultStringLowerBound
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{
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set => lowerBound.DefaultString = value;
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}
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/// <summary>
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/// upper bound display for when it is set to its default value
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/// </summary>
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public string DefaultStringUpperBound
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{
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set => upperBound.DefaultString = value;
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}
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public LocalisableString DefaultTooltipLowerBound
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{
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set => lowerBound.DefaultTooltip = value;
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}
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public LocalisableString DefaultTooltipUpperBound
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{
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set => upperBound.DefaultTooltip = value;
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}
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public string TooltipSuffix
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{
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set => upperBound.TooltipSuffix = lowerBound.TooltipSuffix = value;
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}
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private float minRange = 0.1f;
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private readonly OsuSpriteText label;
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private readonly LowerBoundSlider lowerBound;
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private readonly UpperBoundSlider upperBound;
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public RangeSlider()
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{
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const float vertical_offset = 13;
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InternalChildren = new Drawable[]
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{
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label = new OsuSpriteText
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{
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Font = OsuFont.GetFont(size: 14),
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},
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upperBound = new UpperBoundSlider
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{
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KeyboardStep = 0.1f,
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RelativeSizeAxes = Axes.X,
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Y = vertical_offset,
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},
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lowerBound = new LowerBoundSlider
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{
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KeyboardStep = 0.1f,
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RelativeSizeAxes = Axes.X,
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Y = vertical_offset,
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}
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};
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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lowerBound.Current.ValueChanged += min => upperBound.Current.Value = Math.Max(min.NewValue + minRange, upperBound.Current.Value);
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upperBound.Current.ValueChanged += max => lowerBound.Current.Value = Math.Min(max.NewValue - minRange, lowerBound.Current.Value);
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}
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private partial class LowerBoundSlider : BoundSlider
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{
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protected override void LoadComplete()
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{
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base.LoadComplete();
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LeftBox.Height = 6; // hide any colour bleeding from overlap
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AccentColour = BackgroundColour;
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BackgroundColour = Color4.Transparent;
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}
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public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) =>
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base.ReceivePositionalInputAt(screenSpacePos)
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&& screenSpacePos.X <= Nub.ScreenSpaceDrawQuad.TopRight.X;
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}
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private partial class UpperBoundSlider : BoundSlider
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{
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protected override void LoadComplete()
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{
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base.LoadComplete();
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RightBox.Height = 6; // just to match the left bar height really
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}
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public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) =>
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base.ReceivePositionalInputAt(screenSpacePos)
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&& screenSpacePos.X >= Nub.ScreenSpaceDrawQuad.TopLeft.X;
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}
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protected partial class BoundSlider : RoundedSliderBar<double>
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{
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public string? DefaultString;
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public LocalisableString? DefaultTooltip;
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public string? TooltipSuffix;
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public float NubWidth { get; set; } = Nub.HEIGHT;
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public override LocalisableString TooltipText =>
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(Current.IsDefault ? DefaultTooltip : Current.Value.ToString($@"0.## {TooltipSuffix}")) ?? Current.Value.ToString($@"0.## {TooltipSuffix}");
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protected override bool OnHover(HoverEvent e)
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{
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base.OnHover(e);
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return true; // Make sure only one nub shows hover effect at once.
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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Nub.Width = NubWidth;
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RangePadding = Nub.Width / 2;
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OsuSpriteText currentDisplay;
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Nub.Add(currentDisplay = new OsuSpriteText
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Y = -0.5f,
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Colour = Color4.White,
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Font = OsuFont.Torus.With(size: 10),
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});
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Current.BindValueChanged(current =>
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{
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currentDisplay.Text = (current.NewValue != Current.Default ? current.NewValue.ToString("N1") : DefaultString) ?? current.NewValue.ToString("N1");
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}, true);
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}
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[BackgroundDependencyLoader(true)]
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private void load(OverlayColourProvider? colourProvider)
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{
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if (colourProvider == null) return;
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AccentColour = colourProvider.Background2;
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Nub.AccentColour = colourProvider.Background2;
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Nub.GlowingAccentColour = colourProvider.Background1;
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Nub.GlowColour = colourProvider.Background2;
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}
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}
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}
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}
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