mirror of https://github.com/ppy/osu
49 lines
1.4 KiB
C#
49 lines
1.4 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.Graphics;
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using osu.Framework.Screens;
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using osu.Game.Graphics.Containers;
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namespace osu.Game.Screens
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{
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public class OsuScreenStack : ScreenStack
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{
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[Cached]
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private BackgroundScreenStack backgroundScreenStack;
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private ParallaxContainer parallaxContainer;
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protected float ParallaxAmount => parallaxContainer.ParallaxAmount;
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public OsuScreenStack()
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{
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initializeStack();
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}
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public OsuScreenStack(IScreen baseScreen)
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: base(baseScreen)
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{
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initializeStack();
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}
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private void initializeStack()
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{
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InternalChild = parallaxContainer = new ParallaxContainer
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{
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RelativeSizeAxes = Axes.Both,
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Child = backgroundScreenStack = new BackgroundScreenStack { RelativeSizeAxes = Axes.Both },
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};
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ScreenPushed += onScreenChange;
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ScreenExited += onScreenChange;
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}
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private void onScreenChange(IScreen prev, IScreen next)
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{
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parallaxContainer.ParallaxAmount = ParallaxContainer.DEFAULT_PARALLAX_AMOUNT * ((IOsuScreen)next)?.BackgroundParallaxAmount ?? 1.0f;
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}
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}
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}
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