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# Conflicts: # osu.Game.Rulesets.Catch/UI/CatchPlayfield.cs # osu.Game/Rulesets/UI/Scrolling/ScrollingPlayfield.cs
102 lines
3.9 KiB
C#
102 lines
3.9 KiB
C#
// Copyright (c) 2007-2018 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.Allocation;
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using osu.Framework.Configuration;
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using osu.Framework.Graphics;
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using osu.Framework.Input.Bindings;
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using osu.Game.Configuration;
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using osu.Game.Input.Bindings;
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using osu.Game.Rulesets.Objects.Drawables;
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namespace osu.Game.Rulesets.UI.Scrolling
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{
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/// <summary>
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/// A type of <see cref="Playfield"/> specialized towards scrolling <see cref="DrawableHitObject"/>s.
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/// </summary>
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public abstract class ScrollingPlayfield : Playfield, IKeyBindingHandler<GlobalAction>
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{
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/// <summary>
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/// The default span of time visible by the length of the scrolling axes.
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/// This is clamped between <see cref="time_span_min"/> and <see cref="time_span_max"/>.
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/// </summary>
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private const double time_span_default = 1500;
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/// <summary>
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/// The minimum span of time that may be visible by the length of the scrolling axes.
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/// </summary>
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private const double time_span_min = 50;
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/// <summary>
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/// The maximum span of time that may be visible by the length of the scrolling axes.
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/// </summary>
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private const double time_span_max = 10000;
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/// <summary>
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/// The step increase/decrease of the span of time visible by the length of the scrolling axes.
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/// </summary>
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private const double time_span_step = 200;
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/// <summary>
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/// The span of time that is visible by the length of the scrolling axes.
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/// For example, only hit objects with start time less than or equal to 1000 will be visible with <see cref="VisibleTimeRange"/> = 1000.
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/// </summary>
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public readonly BindableDouble VisibleTimeRange = new BindableDouble(time_span_default)
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{
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Default = time_span_default,
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MinValue = time_span_min,
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MaxValue = time_span_max
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};
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/// <summary>
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/// Whether the player can change <see cref="VisibleTimeRange"/>.
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/// </summary>
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protected virtual bool UserScrollSpeedAdjustment => true;
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/// <summary>
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/// The container that contains the <see cref="DrawableHitObject"/>s.
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/// </summary>
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public new ScrollingHitObjectContainer HitObjects => (ScrollingHitObjectContainer)HitObjectContainer;
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/// <summary>
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/// The direction in which <see cref="DrawableHitObject"/>s in this <see cref="ScrollingPlayfield"/> should scroll.
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/// </summary>
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protected readonly Bindable<ScrollingDirection> Direction = new Bindable<ScrollingDirection>();
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protected virtual SpeedChangeVisualisationMethod VisualisationMethod => SpeedChangeVisualisationMethod.Sequential;
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[BackgroundDependencyLoader]
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private void load()
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{
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HitObjects.TimeRange.BindTo(VisibleTimeRange);
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}
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public bool OnPressed(GlobalAction action)
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{
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if (!UserScrollSpeedAdjustment)
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return false;
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switch (action)
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{
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case GlobalAction.IncreaseScrollSpeed:
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this.TransformBindableTo(VisibleTimeRange, VisibleTimeRange - time_span_step, 200, Easing.OutQuint);
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return true;
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case GlobalAction.DecreaseScrollSpeed:
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this.TransformBindableTo(VisibleTimeRange, VisibleTimeRange + time_span_step, 200, Easing.OutQuint);
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return true;
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}
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return false;
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}
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public bool OnReleased(GlobalAction action) => false;
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protected sealed override HitObjectContainer CreateHitObjectContainer()
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{
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var container = new ScrollingHitObjectContainer(VisualisationMethod);
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container.Direction.BindTo(Direction);
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return container;
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}
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}
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}
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