osu/osu.Game.Rulesets.Catch/UI/Catcher.cs

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// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.Textures;
using osu.Framework.Input.Bindings;
using osu.Framework.MathUtils;
using osu.Game.Rulesets.Catch.Objects;
using osu.Game.Rulesets.Objects.Drawables;
using OpenTK;
namespace osu.Game.Rulesets.Catch.UI
{
public class Catcher : Container, IKeyBindingHandler<CatchAction>
{
private Texture texture;
private Container<DrawableHitObject> caughtFruit;
public Container ExplodingFruitTarget;
[BackgroundDependencyLoader]
private void load(TextureStore textures)
{
texture = textures.Get(@"Play/Catch/fruit-catcher-idle");
Children = new Drawable[]
{
createCatcherSprite(),
caughtFruit = new Container<DrawableHitObject>
{
Anchor = Anchor.TopCentre,
Origin = Anchor.BottomCentre,
}
};
}
private int currentDirection;
private bool dashing;
protected bool Dashing
{
get { return dashing; }
set
{
if (value == dashing) return;
dashing = value;
if (dashing)
Schedule(addAdditiveSprite);
}
}
private void addAdditiveSprite()
{
if (!dashing) return;
var additive = createCatcherSprite();
additive.RelativePositionAxes = Axes.Both;
additive.Blending = BlendingMode.Additive;
additive.Position = Position;
additive.Scale = Scale;
((Container)Parent).Add(additive);
additive.FadeTo(0.4f).FadeOut(800, Easing.OutQuint).Expire();
Scheduler.AddDelayed(addAdditiveSprite, 50);
}
private Sprite createCatcherSprite() => new Sprite
{
RelativeSizeAxes = Axes.Both,
FillMode = FillMode.Fit,
Texture = texture,
OriginPosition = new Vector2(DrawWidth / 2, 10) //temporary until the sprite is aligned correctly.
};
public bool OnPressed(CatchAction action)
{
switch (action)
{
case CatchAction.MoveLeft:
currentDirection--;
return true;
case CatchAction.MoveRight:
currentDirection++;
return true;
case CatchAction.Dash:
Dashing = true;
return true;
}
return false;
}
public bool OnReleased(CatchAction action)
{
switch (action)
{
case CatchAction.MoveLeft:
currentDirection++;
return true;
case CatchAction.MoveRight:
currentDirection--;
return true;
case CatchAction.Dash:
Dashing = false;
return true;
}
return false;
}
/// <summary>
/// The relative space to cover in 1 millisecond. based on 1 game pixel per millisecond as in osu-stable.
/// </summary>
private const double base_speed = 1.0 / 512;
protected override void Update()
{
base.Update();
if (currentDirection == 0) return;
double dashModifier = Dashing ? 1 : 0.5;
Scale = new Vector2(Math.Sign(currentDirection), 1);
X = (float)MathHelper.Clamp(X + Math.Sign(currentDirection) * Clock.ElapsedFrameTime * base_speed * dashModifier, 0, 1);
}
public void Add(DrawableHitObject fruit, Vector2 absolutePosition)
{
fruit.RelativePositionAxes = Axes.None;
fruit.Position = new Vector2(ToLocalSpace(absolutePosition).X - DrawSize.X / 2, 0);
fruit.Anchor = Anchor.TopCentre;
fruit.Origin = Anchor.BottomCentre;
fruit.Scale *= 0.7f;
fruit.LifetimeEnd = double.MaxValue;
float distance = fruit.DrawSize.X / 2 * fruit.Scale.X;
while (caughtFruit.Any(f => f.LifetimeEnd == double.MaxValue && Vector2Extensions.DistanceSquared(f.Position, fruit.Position) < distance * distance))
{
fruit.X += RNG.Next(-5, 5);
fruit.Y -= RNG.Next(0, 5);
}
caughtFruit.Add(fruit);
if (((CatchBaseHit)fruit.HitObject).LastInCombo)
explode();
}
private void explode()
{
var fruit = caughtFruit.ToArray();
foreach (var f in fruit)
{
var originalX = f.X * Scale.X;
if (ExplodingFruitTarget != null)
{
f.Anchor = Anchor.TopLeft;
f.Position = caughtFruit.ToSpaceOfOtherDrawable(f.DrawPosition, ExplodingFruitTarget);
caughtFruit.Remove(f);
ExplodingFruitTarget.Add(f);
}
f.MoveToY(f.Y - 50, 250, Easing.OutSine)
.Then()
.MoveToY(f.Y + 50, 500, Easing.InSine);
f.MoveToX(f.X + originalX * 6, 1000);
f.FadeOut(750);
f.Expire();
}
}
}
}