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239 lines
9.0 KiB
C#
239 lines
9.0 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 System;
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using System.Linq;
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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.Game.Graphics;
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using osu.Game.Rulesets.Objects.Drawables;
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using osu.Game.Rulesets.Taiko.Judgements;
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using osu.Game.Rulesets.Taiko.Objects.Drawables.Pieces;
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using OpenTK;
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using OpenTK.Graphics;
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using OpenTK.Input;
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using osu.Framework.Graphics.Shapes;
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namespace osu.Game.Rulesets.Taiko.Objects.Drawables
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{
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public class DrawableSwell : DrawableTaikoHitObject<Swell>
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{
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/// <summary>
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/// Invoked when the swell has reached the hit target, i.e. when CurrentTime >= StartTime.
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/// This is only ever invoked once.
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/// </summary>
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public event Action OnStart;
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private const float target_ring_thick_border = 1.4f;
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private const float target_ring_thin_border = 1f;
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private const float target_ring_scale = 5f;
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private const float inner_ring_alpha = 0.65f;
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private readonly Container bodyContainer;
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private readonly CircularContainer targetRing;
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private readonly CircularContainer expandingRing;
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private readonly CirclePiece circlePiece;
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private readonly Key[] rimKeys = { Key.D, Key.K };
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private readonly Key[] centreKeys = { Key.F, Key.J };
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private Key[] lastKeySet;
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/// <summary>
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/// The amount of times the user has hit this swell.
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/// </summary>
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private int userHits;
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private bool hasStarted;
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private readonly SwellSymbolPiece symbol;
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public DrawableSwell(Swell swell)
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: base(swell)
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{
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Children = new Drawable[]
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{
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bodyContainer = new Container
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{
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AutoSizeAxes = Axes.Both,
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Children = new Drawable[]
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{
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expandingRing = new CircularContainer
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{
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Name = "Expanding ring",
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Alpha = 0,
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Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER),
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BlendingMode = BlendingMode.Additive,
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Masking = true,
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Children = new[]
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{
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new Box
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{
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RelativeSizeAxes = Axes.Both,
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Alpha = inner_ring_alpha,
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}
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}
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},
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targetRing = new CircularContainer
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{
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Name = "Target ring (thick border)",
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER),
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Masking = true,
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BorderThickness = target_ring_thick_border,
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BlendingMode = BlendingMode.Additive,
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Children = new Drawable[]
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{
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new Box
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{
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RelativeSizeAxes = Axes.Both,
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Alpha = 0,
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AlwaysPresent = true
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},
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new CircularContainer
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{
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Name = "Target ring (thin border)",
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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RelativeSizeAxes = Axes.Both,
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Masking = true,
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BorderThickness = target_ring_thin_border,
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BorderColour = Color4.White,
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Children = new[]
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{
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new Box
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{
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RelativeSizeAxes = Axes.Both,
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Alpha = 0,
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AlwaysPresent = 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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circlePiece = new CirclePiece
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Children = new[]
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{
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symbol = new SwellSymbolPiece()
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}
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}
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}
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}
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};
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circlePiece.KiaiMode = HitObject.Kiai;
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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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circlePiece.AccentColour = colours.YellowDark;
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expandingRing.Colour = colours.YellowLight;
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targetRing.BorderColour = colours.YellowDark.Opacity(0.25f);
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}
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protected override void CheckJudgement(bool userTriggered)
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{
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if (userTriggered)
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{
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userHits++;
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var completion = (float)userHits / HitObject.RequiredHits;
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expandingRing
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.FadeTo(expandingRing.Alpha + MathHelper.Clamp(completion / 16, 0.1f, 0.6f), 50)
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.Then()
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.FadeTo(completion / 8, 2000, Easing.OutQuint);
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symbol.RotateTo((float)(completion * HitObject.Duration / 8), 4000, Easing.OutQuint);
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expandingRing.ScaleTo(1f + Math.Min(target_ring_scale - 1f, (target_ring_scale - 1f) * completion * 1.3f), 260, Easing.OutQuint);
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if (userHits == HitObject.RequiredHits)
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{
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Judgement.Result = HitResult.Hit;
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Judgement.TaikoResult = TaikoHitResult.Great;
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}
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}
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else
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{
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if (Judgement.TimeOffset < 0)
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return;
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//TODO: THIS IS SHIT AND CAN'T EXIST POST-TAIKO WORLD CUP
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if (userHits > HitObject.RequiredHits / 2)
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{
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Judgement.Result = HitResult.Hit;
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Judgement.TaikoResult = TaikoHitResult.Good;
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}
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else
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Judgement.Result = HitResult.Miss;
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}
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}
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protected override void UpdateState(ArmedState state)
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{
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const float preempt = 100;
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const float out_transition_time = 300;
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double untilStartTime = HitObject.StartTime - Time.Current;
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double untilJudgement = untilStartTime + Judgement.TimeOffset + HitObject.Duration;
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targetRing.Delay(untilStartTime - preempt).ScaleTo(target_ring_scale, preempt * 4, Easing.OutQuint);
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this.Delay(untilJudgement).FadeOut(out_transition_time, Easing.Out);
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switch (state)
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{
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case ArmedState.Hit:
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bodyContainer.Delay(untilJudgement).ScaleTo(1.4f, out_transition_time);
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break;
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}
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Expire();
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}
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protected override void UpdateScrollPosition(double time)
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{
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// Make the swell stop at the hit target
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double t = Math.Min(HitObject.StartTime, time);
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if (t == HitObject.StartTime && !hasStarted)
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{
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OnStart?.Invoke();
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hasStarted = true;
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}
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base.UpdateScrollPosition(t);
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}
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protected override bool HandleKeyPress(Key key)
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{
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if (Judgement.Result != HitResult.None)
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return false;
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// Don't handle keys before the swell starts
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if (Time.Current < HitObject.StartTime)
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return false;
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// Find the keyset which this key corresponds to
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var keySet = rimKeys.Contains(key) ? rimKeys : centreKeys;
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// Ensure alternating keysets
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if (keySet == lastKeySet)
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return false;
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lastKeySet = keySet;
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UpdateJudgement(true);
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return true;
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}
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}
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}
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