mirror of https://github.com/ppy/osu
111 lines
3.3 KiB
C#
111 lines
3.3 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 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.Graphics.Shapes;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Input.Bindings;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Overlays.Toolbar
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{
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public class ToolbarNotificationButton : ToolbarOverlayToggleButton
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{
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protected override Anchor TooltipAnchor => Anchor.TopRight;
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public BindableInt NotificationCount = new BindableInt();
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private readonly CountCircle countDisplay;
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public ToolbarNotificationButton()
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{
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Hotkey = GlobalAction.ToggleNotifications;
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Add(countDisplay = new CountCircle
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{
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Alpha = 0,
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Height = 16,
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RelativePositionAxes = Axes.Both,
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Origin = Anchor.Centre,
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Position = new Vector2(0.7f, 0.25f),
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});
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}
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[BackgroundDependencyLoader(true)]
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private void load(NotificationOverlay notificationOverlay)
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{
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StateContainer = notificationOverlay;
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if (notificationOverlay != null)
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NotificationCount.BindTo(notificationOverlay.UnreadCount);
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NotificationCount.ValueChanged += count =>
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{
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if (count.NewValue == 0)
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countDisplay.FadeOut(200, Easing.OutQuint);
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else
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{
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countDisplay.Count = count.NewValue;
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countDisplay.FadeIn(200, Easing.OutQuint);
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}
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};
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}
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private class CountCircle : CompositeDrawable
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{
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private readonly OsuSpriteText countText;
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private readonly Circle circle;
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private int count;
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public int Count
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{
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get => count;
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set
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{
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if (count == value)
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return;
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if (value > count)
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{
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circle.FlashColour(Color4.White, 600, Easing.OutQuint);
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this.ScaleTo(1.1f).Then().ScaleTo(1, 600, Easing.OutElastic);
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}
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count = value;
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countText.Text = value.ToString("#,0");
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}
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}
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public CountCircle()
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{
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AutoSizeAxes = Axes.X;
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InternalChildren = new Drawable[]
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{
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circle = new Circle
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{
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RelativeSizeAxes = Axes.Both,
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Colour = Color4.Red
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},
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countText = 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 = -1,
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Font = OsuFont.GetFont(size: 14, weight: FontWeight.Bold),
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Padding = new MarginPadding(5),
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Colour = Color4.White,
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UseFullGlyphHeight = true,
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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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