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70 lines
2.2 KiB
C#
70 lines
2.2 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics;
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using osu.Framework.Input;
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using OpenTK;
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using osu.Framework.Allocation;
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using osu.Game.Configuration;
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using osu.Framework.Configuration;
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namespace osu.Game.Graphics.Containers
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{
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internal class ParallaxContainer : Container, IRequireHighFrequencyMousePosition
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{
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public float ParallaxAmount = 0.02f;
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private Bindable<bool> parallaxEnabled;
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public ParallaxContainer()
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{
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AlwaysReceiveInput = true;
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RelativeSizeAxes = Axes.Both;
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AddInternal(content = new Container
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{
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RelativeSizeAxes = Axes.Both,
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre
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});
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}
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private readonly Container content;
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private InputManager input;
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protected override Container<Drawable> Content => content;
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[BackgroundDependencyLoader]
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private void load(UserInputManager input, OsuConfigManager config)
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{
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this.input = input;
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parallaxEnabled = config.GetBindable<bool>(OsuConfig.MenuParallax);
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parallaxEnabled.ValueChanged += delegate
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{
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if (!parallaxEnabled)
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{
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content.MoveTo(Vector2.Zero, firstUpdate ? 0 : 1000, EasingTypes.OutQuint);
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content.Scale = new Vector2(1 + ParallaxAmount);
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}
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};
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}
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private bool firstUpdate = true;
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protected override void Update()
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{
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base.Update();
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if (parallaxEnabled)
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{
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Vector2 offset = input.CurrentState.Mouse == null ? Vector2.Zero : ToLocalSpace(input.CurrentState.Mouse.NativeState.Position) - DrawSize / 2;
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content.MoveTo(offset * ParallaxAmount, firstUpdate ? 0 : 1000, EasingTypes.OutQuint);
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content.Scale = new Vector2(1 + ParallaxAmount);
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}
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firstUpdate = false;
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}
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}
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}
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