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125 lines
3.6 KiB
C#
125 lines
3.6 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.Extensions.Color4Extensions;
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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.Effects;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Graphics.UserInterface;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Screens.Edit.Components.RadioButtons
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{
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public class DrawableRadioButton : TriangleButton
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{
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/// <summary>
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/// Invoked when this <see cref="DrawableRadioButton"/> has been selected.
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/// </summary>
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public Action<RadioButton> Selected;
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private Color4 defaultBackgroundColour;
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private Color4 defaultBubbleColour;
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private Color4 selectedBackgroundColour;
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private Color4 selectedBubbleColour;
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private readonly Drawable bubble;
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private readonly RadioButton button;
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public DrawableRadioButton(RadioButton button)
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{
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this.button = button;
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Text = button.Text;
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Action = button.Action;
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RelativeSizeAxes = Axes.X;
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bubble = new CircularContainer
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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RelativeSizeAxes = Axes.Both,
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FillMode = FillMode.Fit,
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Scale = new Vector2(0.5f),
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X = 10,
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Masking = true,
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Blending = BlendingMode.Additive,
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Child = new Box { RelativeSizeAxes = Axes.Both }
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};
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colours)
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{
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defaultBackgroundColour = colours.Gray3;
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defaultBubbleColour = defaultBackgroundColour.Darken(0.5f);
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selectedBackgroundColour = colours.BlueDark;
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selectedBubbleColour = selectedBackgroundColour.Lighten(0.5f);
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Triangles.Alpha = 0;
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Content.EdgeEffect = new EdgeEffectParameters
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{
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Type = EdgeEffectType.Shadow,
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Radius = 2,
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Offset = new Vector2(0, 1),
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Colour = Color4.Black.Opacity(0.5f)
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};
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Add(bubble);
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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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button.Selected.ValueChanged += selected =>
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{
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updateSelectionState();
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if (selected.NewValue)
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Selected?.Invoke(button);
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};
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updateSelectionState();
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}
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private void updateSelectionState()
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{
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if (!IsLoaded)
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return;
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BackgroundColour = button.Selected.Value ? selectedBackgroundColour : defaultBackgroundColour;
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bubble.Colour = button.Selected.Value ? selectedBubbleColour : defaultBubbleColour;
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}
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protected override bool OnClick(ClickEvent e)
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{
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if (button.Selected.Value)
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return true;
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if (!Enabled.Value)
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return true;
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button.Selected.Value = true;
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return base.OnClick(e);
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}
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protected override SpriteText CreateText() => new OsuSpriteText
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{
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Depth = -1,
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Origin = Anchor.CentreLeft,
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Anchor = Anchor.CentreLeft,
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X = 40f
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};
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}
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}
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