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<a href="Phaser.Physics.P2.InversePointProxy.html">InversePointProxy</a>
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<a href="Phaser.Physics.P2.LockConstraint.html">LockConstraint</a>
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<a href="Phaser.Physics.P2.Material.html">Material</a>
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<a href="Phaser.Physics.P2.PrismaticConstraint.html">PrismaticConstraint</a>
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<a href="Phaser.Physics.P2.RevoluteConstraint.html">RevoluteConstraint</a>
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<a href="Phaser.Physics.P2.RotationalSpring.html">RotationalSpring</a>
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<a href="Phaser.Physics.P2.Spring.html">Spring</a>
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<a href="Phaser.Plugin.html">Plugin</a>
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<a href="Phaser.PluginManager.html">PluginManager</a>
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<a href="Phaser.Point.html">Point</a>
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<a href="Phaser.Pointer.html">Pointer</a>
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<a href="Phaser.Polygon.html">Polygon</a>
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<a href="Phaser.QuadTree.html">QuadTree</a>
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<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
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<a href="Phaser.RenderTexture.html">RenderTexture</a>
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<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
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</li>
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|
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<li class="class-depth-1">
|
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<a href="Phaser.RetroFont.html">RetroFont</a>
|
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</li>
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|
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<li class="class-depth-1">
|
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<a href="Phaser.Rope.html">Rope</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
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<a href="Phaser.RoundedRectangle.html">RoundedRectangle</a>
|
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</li>
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|
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<li class="class-depth-1">
|
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<a href="Phaser.ScaleManager.html">ScaleManager</a>
|
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</li>
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|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.Signal.html">Signal</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
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<a href="Phaser.SignalBinding.html">SignalBinding</a>
|
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</li>
|
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|
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<li class="class-depth-1">
|
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<a href="Phaser.SinglePad.html">SinglePad</a>
|
|
</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.Sound.html">Sound</a>
|
|
</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.SoundManager.html">SoundManager</a>
|
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</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Sprite.html">Sprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.SpriteBatch.html">SpriteBatch</a>
|
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</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Stage.html">Stage</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.State.html">State</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.StateManager.html">StateManager</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.Text.html">Text</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tile.html">Tile</a>
|
|
</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="Phaser.Tilemap.html">Tilemap</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TilemapLayer.html">TilemapLayer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TilemapParser.html">TilemapParser</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tileset.html">Tileset</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TileSprite.html">TileSprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Time.html">Time</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Timer.html">Timer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TimerEvent.html">TimerEvent</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Touch.html">Touch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tween.html">Tween</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TweenData.html">TweenData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TweenManager.html">TweenManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Utils.html">Utils</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Utils.Debug.html">Debug</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Video.html">Video</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.World.html">World</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.AbstractFilter.html">AbstractFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.BaseTexture.html">BaseTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasBuffer.html">CanvasBuffer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasGraphics.html">CanvasGraphics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasMaskManager.html">CanvasMaskManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasPool.html">CanvasPool</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasRenderer.html">CanvasRenderer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasTinter.html">CanvasTinter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.ComplexPrimitiveShader.html">ComplexPrimitiveShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.DisplayObject.html">DisplayObject</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.DisplayObjectContainer.html">DisplayObjectContainer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Event.html">Event</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.EventTarget.html">EventTarget</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.FilterTexture.html">FilterTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Graphics.html">Graphics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.GraphicsData.html">GraphicsData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PIXI.html">PIXI</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixiFastShader.html">PixiFastShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixiShader.html">PixiShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PolyK.html">PolyK</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PrimitiveShader.html">PrimitiveShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.RenderTexture.html">RenderTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Rope.html">Rope</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Sprite.html">Sprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SpriteBatch.html">SpriteBatch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Stage.html">Stage</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Strip.html">Strip</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.StripShader.html">StripShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Texture.html">Texture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.TilingSprite.html">TilingSprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLBlendModeManager.html">WebGLBlendModeManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLFastSpriteBatch.html">WebGLFastSpriteBatch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLFilterManager.html">WebGLFilterManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLRenderer.html">WebGLRenderer</a>
|
|
</li>
|
|
|
|
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b
|
|
class="caret"></b></a>
|
|
|
|
<ul class="dropdown-menu ">
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#AUTO">AUTO</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BITMAPDATA">BITMAPDATA</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BITMAPTEXT">BITMAPTEXT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#blendModes">blendModes</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BUTTON">BUTTON</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CANVAS">CANVAS</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CANVAS_FILTER">CANVAS_FILTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CIRCLE">CIRCLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CREATURE">CREATURE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#DOWN">DOWN</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ELLIPSE">ELLIPSE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#EMITTER">EMITTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#GAMES">GAMES</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#GRAPHICS">GRAPHICS</a>
|
|
</li>
|
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|
|
<li class="class-depth-0">
|
|
<a href="global.html#GROUP">GROUP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#HEADLESS">HEADLESS</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#IMAGE">IMAGE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#LEFT">LEFT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#LINE">LINE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#MATRIX">MATRIX</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#NONE">NONE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POINT">POINT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POINTER">POINTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POLYGON">POLYGON</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RECTANGLE">RECTANGLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RENDERTEXTURE">RENDERTEXTURE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RETROFONT">RETROFONT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RIGHT">RIGHT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ROPE">ROPE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ROUNDEDRECTANGLE">ROUNDEDRECTANGLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#scaleModes">scaleModes</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#SPRITE">SPRITE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#SPRITEBATCH">SPRITEBATCH</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TEXT">TEXT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILEMAP">TILEMAP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILEMAPLAYER">TILEMAPLAYER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILESPRITE">TILESPRITE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#UP">UP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#VERSION">VERSION</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#VIDEO">VIDEO</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#WEBGL">WEBGL</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#WEBGL_FILTER">WEBGL_FILTER</a>
|
|
</li>
|
|
|
|
|
|
</ul>
|
|
</li>
|
|
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Core<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.Game.html">Game</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Group.html">Group</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.World.html">World</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Loader.html">Loader</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Cache.html">Cache</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Time.html">Time</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Camera.html">Camera</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.StateManager.html">State Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.TweenManager.html">Tween Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.SoundManager.html">Sound Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Input.html">Input Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.ScaleManager.html">Scale Manager</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Game Objects<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.GameObjectFactory.html">Factory (game.add)</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.GameObjectCreator.html">Creator (game.make)</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Sprite.html">Sprite</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Image.html">Image</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Sound.html">Sound</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Video.html">Video</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Particles.Arcade.Emitter.html">Particle Emitter</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Particle.html">Particle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Text.html">Text</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Tween.html">Tween</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.BitmapText.html">BitmapText</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Tilemap.html">Tilemap</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.BitmapData.html">BitmapData</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.RetroFont.html">RetroFont</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Button.html">Button</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Animation.html">Animation</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Graphics.html">Graphics</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.RenderTexture.html">RenderTexture</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.TileSprite.html">TileSprite</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Geometry<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.Circle.html">Circle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Ellipse.html">Ellipse</a></li>
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<div class="span12">
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<div id="main">
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<h1 class="page-title">Source: src/particles/arcade/Emitter.js</h1>
|
|
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<section>
|
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<article>
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<pre class="sunlight-highlight-javascript linenums">/**
|
|
* @author Richard Davey <rich@photonstorm.com>
|
|
* @copyright 2015 Photon Storm Ltd.
|
|
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
|
|
*/
|
|
|
|
/**
|
|
* Emitter is a lightweight particle emitter that uses Arcade Physics.
|
|
* It can be used for one-time explosions or for continuous effects like rain and fire.
|
|
* All it really does is launch Particle objects out at set intervals, and fixes their positions and velocities accordingly.
|
|
*
|
|
* @class Phaser.Particles.Arcade.Emitter
|
|
* @constructor
|
|
* @extends Phaser.Group
|
|
* @param {Phaser.Game} game - Current game instance.
|
|
* @param {number} [x=0] - The x coordinate within the Emitter that the particles are emitted from.
|
|
* @param {number} [y=0] - The y coordinate within the Emitter that the particles are emitted from.
|
|
* @param {number} [maxParticles=50] - The total number of particles in this emitter.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter = function (game, x, y, maxParticles) {
|
|
|
|
/**
|
|
* @property {number} maxParticles - The total number of particles in this emitter.
|
|
* @default
|
|
*/
|
|
this.maxParticles = maxParticles || 50;
|
|
|
|
Phaser.Group.call(this, game);
|
|
|
|
/**
|
|
* @property {string} name - A handy string name for this emitter. Can be set to anything.
|
|
*/
|
|
this.name = 'emitter' + this.game.particles.ID++;
|
|
|
|
/**
|
|
* @property {number} type - Internal Phaser Type value.
|
|
* @protected
|
|
*/
|
|
this.type = Phaser.EMITTER;
|
|
|
|
/**
|
|
* @property {number} physicsType - The const physics body type of this object.
|
|
* @readonly
|
|
*/
|
|
this.physicsType = Phaser.GROUP;
|
|
|
|
/**
|
|
* @property {Phaser.Rectangle} area - The area of the emitter. Particles can be randomly generated from anywhere within this rectangle.
|
|
* @default
|
|
*/
|
|
this.area = new Phaser.Rectangle(x, y, 1, 1);
|
|
|
|
/**
|
|
* @property {Phaser.Point} minParticleSpeed - The minimum possible velocity of a particle.
|
|
* @default
|
|
*/
|
|
this.minParticleSpeed = new Phaser.Point(-100, -100);
|
|
|
|
/**
|
|
* @property {Phaser.Point} maxParticleSpeed - The maximum possible velocity of a particle.
|
|
* @default
|
|
*/
|
|
this.maxParticleSpeed = new Phaser.Point(100, 100);
|
|
|
|
/**
|
|
* @property {number} minParticleScale - The minimum possible scale of a particle. This is applied to the X and Y axis. If you need to control each axis see minParticleScaleX.
|
|
* @default
|
|
*/
|
|
this.minParticleScale = 1;
|
|
|
|
/**
|
|
* @property {number} maxParticleScale - The maximum possible scale of a particle. This is applied to the X and Y axis. If you need to control each axis see maxParticleScaleX.
|
|
* @default
|
|
*/
|
|
this.maxParticleScale = 1;
|
|
|
|
/**
|
|
* @property {array} scaleData - An array of the calculated scale easing data applied to particles with scaleRates > 0.
|
|
*/
|
|
this.scaleData = null;
|
|
|
|
/**
|
|
* @property {number} minRotation - The minimum possible angular velocity of a particle.
|
|
* @default
|
|
*/
|
|
this.minRotation = -360;
|
|
|
|
/**
|
|
* @property {number} maxRotation - The maximum possible angular velocity of a particle.
|
|
* @default
|
|
*/
|
|
this.maxRotation = 360;
|
|
|
|
/**
|
|
* @property {number} minParticleAlpha - The minimum possible alpha value of a particle.
|
|
* @default
|
|
*/
|
|
this.minParticleAlpha = 1;
|
|
|
|
/**
|
|
* @property {number} maxParticleAlpha - The maximum possible alpha value of a particle.
|
|
* @default
|
|
*/
|
|
this.maxParticleAlpha = 1;
|
|
|
|
/**
|
|
* @property {array} alphaData - An array of the calculated alpha easing data applied to particles with alphaRates > 0.
|
|
*/
|
|
this.alphaData = null;
|
|
|
|
/**
|
|
* @property {number} gravity - Sets the `body.gravity.y` of each particle sprite to this value on launch.
|
|
* @default
|
|
*/
|
|
this.gravity = 100;
|
|
|
|
/**
|
|
* @property {any} particleClass - For emitting your own particle class types. They must extend Phaser.Particle.
|
|
* @default
|
|
*/
|
|
this.particleClass = Phaser.Particle;
|
|
|
|
/**
|
|
* @property {Phaser.Point} particleDrag - The X and Y drag component of particles launched from the emitter.
|
|
*/
|
|
this.particleDrag = new Phaser.Point();
|
|
|
|
/**
|
|
* @property {number} angularDrag - The angular drag component of particles launched from the emitter if they are rotating.
|
|
* @default
|
|
*/
|
|
this.angularDrag = 0;
|
|
|
|
/**
|
|
* @property {number} frequency - How often a particle is emitted in ms (if emitter is started with Explode === false).
|
|
* @default
|
|
*/
|
|
this.frequency = 100;
|
|
|
|
/**
|
|
* @property {number} lifespan - How long each particle lives once it is emitted in ms. Default is 2 seconds. Set lifespan to 'zero' for particles to live forever.
|
|
* @default
|
|
*/
|
|
this.lifespan = 2000;
|
|
|
|
/**
|
|
* @property {Phaser.Point} bounce - How much each particle should bounce on each axis. 1 = full bounce, 0 = no bounce.
|
|
*/
|
|
this.bounce = new Phaser.Point();
|
|
|
|
/**
|
|
* @property {boolean} on - Determines whether the emitter is currently emitting particles. It is totally safe to directly toggle this.
|
|
* @default
|
|
*/
|
|
this.on = false;
|
|
|
|
/**
|
|
* @property {Phaser.Point} particleAnchor - When a particle is created its anchor will be set to match this Point object (defaults to x/y: 0.5 to aid in rotation)
|
|
* @default
|
|
*/
|
|
this.particleAnchor = new Phaser.Point(0.5, 0.5);
|
|
|
|
/**
|
|
* @property {number} blendMode - The blendMode as set on the particle when emitted from the Emitter. Defaults to NORMAL. Needs browser capable of supporting canvas blend-modes (most not available in WebGL)
|
|
* @default
|
|
*/
|
|
this.blendMode = Phaser.blendModes.NORMAL;
|
|
|
|
/**
|
|
* The point the particles are emitted from.
|
|
* Emitter.x and Emitter.y control the containers location, which updates all current particles
|
|
* Emitter.emitX and Emitter.emitY control the emission location relative to the x/y position.
|
|
* @property {number} emitX
|
|
*/
|
|
this.emitX = x;
|
|
|
|
/**
|
|
* The point the particles are emitted from.
|
|
* Emitter.x and Emitter.y control the containers location, which updates all current particles
|
|
* Emitter.emitX and Emitter.emitY control the emission location relative to the x/y position.
|
|
* @property {number} emitY
|
|
*/
|
|
this.emitY = y;
|
|
|
|
/**
|
|
* @property {boolean} autoScale - When a new Particle is emitted this controls if it will automatically scale in size. Use Emitter.setScale to configure.
|
|
*/
|
|
this.autoScale = false;
|
|
|
|
/**
|
|
* @property {boolean} autoAlpha - When a new Particle is emitted this controls if it will automatically change alpha. Use Emitter.setAlpha to configure.
|
|
*/
|
|
this.autoAlpha = false;
|
|
|
|
/**
|
|
* @property {boolean} particleBringToTop - If this is `true` then when the Particle is emitted it will be bought to the top of the Emitters display list.
|
|
* @default
|
|
*/
|
|
this.particleBringToTop = false;
|
|
|
|
/**
|
|
* @property {boolean} particleSendToBack - If this is `true` then when the Particle is emitted it will be sent to the back of the Emitters display list.
|
|
* @default
|
|
*/
|
|
this.particleSendToBack = false;
|
|
|
|
/**
|
|
* @property {Phaser.Point} _minParticleScale - Internal particle scale var.
|
|
* @private
|
|
*/
|
|
this._minParticleScale = new Phaser.Point(1, 1);
|
|
|
|
/**
|
|
* @property {Phaser.Point} _maxParticleScale - Internal particle scale var.
|
|
* @private
|
|
*/
|
|
this._maxParticleScale = new Phaser.Point(1, 1);
|
|
|
|
/**
|
|
* @property {number} _quantity - Internal helper for deciding how many particles to launch.
|
|
* @private
|
|
*/
|
|
this._quantity = 0;
|
|
|
|
/**
|
|
* @property {number} _timer - Internal helper for deciding when to launch particles or kill them.
|
|
* @private
|
|
*/
|
|
this._timer = 0;
|
|
|
|
/**
|
|
* @property {number} _counter - Internal counter for figuring out how many particles to launch.
|
|
* @private
|
|
*/
|
|
this._counter = 0;
|
|
|
|
/**
|
|
* @property {number} _flowQuantity - Internal counter for figuring out how many particles to launch per flow update.
|
|
* @private
|
|
*/
|
|
this._flowQuantity = 0;
|
|
|
|
/**
|
|
* @property {number} _flowTotal - Internal counter for figuring out how many particles to launch in total.
|
|
* @private
|
|
*/
|
|
this._flowTotal = 0;
|
|
|
|
/**
|
|
* @property {boolean} _explode - Internal helper for the style of particle emission (all at once, or one at a time).
|
|
* @private
|
|
*/
|
|
this._explode = true;
|
|
|
|
/**
|
|
* @property {any} _frames - Internal helper for the particle frame.
|
|
* @private
|
|
*/
|
|
this._frames = null;
|
|
|
|
};
|
|
|
|
Phaser.Particles.Arcade.Emitter.prototype = Object.create(Phaser.Group.prototype);
|
|
Phaser.Particles.Arcade.Emitter.prototype.constructor = Phaser.Particles.Arcade.Emitter;
|
|
|
|
/**
|
|
* Called automatically by the game loop, decides when to launch particles and when to "die".
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#update
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.update = function () {
|
|
|
|
if (this.on && this.game.time.time >= this._timer)
|
|
{
|
|
this._timer = this.game.time.time + this.frequency * this.game.time.slowMotion;
|
|
|
|
if (this._flowTotal !== 0)
|
|
{
|
|
if (this._flowQuantity > 0)
|
|
{
|
|
for (var i = 0; i < this._flowQuantity; i++)
|
|
{
|
|
if (this.emitParticle())
|
|
{
|
|
this._counter++;
|
|
|
|
if (this._flowTotal !== -1 && this._counter >= this._flowTotal)
|
|
{
|
|
this.on = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (this.emitParticle())
|
|
{
|
|
this._counter++;
|
|
|
|
if (this._flowTotal !== -1 && this._counter >= this._flowTotal)
|
|
{
|
|
this.on = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (this.emitParticle())
|
|
{
|
|
this._counter++;
|
|
|
|
if (this._quantity > 0 && this._counter >= this._quantity)
|
|
{
|
|
this.on = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
var i = this.children.length;
|
|
|
|
while (i--)
|
|
{
|
|
if (this.children[i].exists)
|
|
{
|
|
this.children[i].update();
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* This function generates a new set of particles for use by this emitter.
|
|
* The particles are stored internally waiting to be emitted via Emitter.start.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#makeParticles
|
|
* @param {array|string} keys - A string or an array of strings that the particle sprites will use as their texture. If an array one is picked at random.
|
|
* @param {array|number} [frames=0] - A frame number, or array of frames that the sprite will use. If an array one is picked at random.
|
|
* @param {number} [quantity] - The number of particles to generate. If not given it will use the value of Emitter.maxParticles. If the value is greater than Emitter.maxParticles it will use Emitter.maxParticles as the quantity.
|
|
* @param {boolean} [collide=false] - If you want the particles to be able to collide with other Arcade Physics bodies then set this to true.
|
|
* @param {boolean} [collideWorldBounds=false] - A particle can be set to collide against the World bounds automatically and rebound back into the World if this is set to true. Otherwise it will leave the World.
|
|
* @return {Phaser.Particles.Arcade.Emitter} This Emitter instance.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.makeParticles = function (keys, frames, quantity, collide, collideWorldBounds) {
|
|
|
|
if (frames === undefined) { frames = 0; }
|
|
if (quantity === undefined) { quantity = this.maxParticles; }
|
|
if (collide === undefined) { collide = false; }
|
|
if (collideWorldBounds === undefined) { collideWorldBounds = false; }
|
|
|
|
var particle;
|
|
var i = 0;
|
|
var rndKey = keys;
|
|
var rndFrame = frames;
|
|
this._frames = frames;
|
|
|
|
if (quantity > this.maxParticles)
|
|
{
|
|
this.maxParticles = quantity;
|
|
}
|
|
|
|
while (i < quantity)
|
|
{
|
|
if (Array.isArray(keys))
|
|
{
|
|
rndKey = this.game.rnd.pick(keys);
|
|
}
|
|
|
|
if (Array.isArray(frames))
|
|
{
|
|
rndFrame = this.game.rnd.pick(frames);
|
|
}
|
|
|
|
particle = new this.particleClass(this.game, 0, 0, rndKey, rndFrame);
|
|
|
|
this.game.physics.arcade.enable(particle, false);
|
|
|
|
if (collide)
|
|
{
|
|
particle.body.checkCollision.any = true;
|
|
particle.body.checkCollision.none = false;
|
|
}
|
|
else
|
|
{
|
|
particle.body.checkCollision.none = true;
|
|
}
|
|
|
|
particle.body.collideWorldBounds = collideWorldBounds;
|
|
particle.body.skipQuadTree = true;
|
|
|
|
particle.exists = false;
|
|
particle.visible = false;
|
|
particle.anchor.copyFrom(this.particleAnchor);
|
|
|
|
this.add(particle);
|
|
|
|
i++;
|
|
}
|
|
|
|
return this;
|
|
|
|
};
|
|
|
|
/**
|
|
* Call this function to turn off all the particles and the emitter.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#kill
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.kill = function () {
|
|
|
|
this.on = false;
|
|
this.alive = false;
|
|
this.exists = false;
|
|
|
|
};
|
|
|
|
/**
|
|
* Handy for bringing game objects "back to life". Just sets alive and exists back to true.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#revive
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.revive = function () {
|
|
|
|
this.alive = true;
|
|
this.exists = true;
|
|
|
|
};
|
|
|
|
/**
|
|
* Call this function to emit the given quantity of particles at all once (an explosion)
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#explode
|
|
* @param {number} [lifespan=0] - How long each particle lives once emitted in ms. 0 = forever.
|
|
* @param {number} [quantity=0] - How many particles to launch.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.explode = function (lifespan, quantity) {
|
|
|
|
this._flowTotal = 0;
|
|
|
|
this.start(true, lifespan, 0, quantity, false);
|
|
|
|
};
|
|
|
|
/**
|
|
* Call this function to start emitting a flow of particles at the given frequency.
|
|
* It will carry on going until the total given is reached.
|
|
* Each time the flow is run the quantity number of particles will be emitted together.
|
|
* If you set the total to be 20 and quantity to be 5 then flow will emit 4 times in total (4 x 5 = 20 total)
|
|
* If you set the total to be -1 then no quantity cap is used and it will keep emitting.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#flow
|
|
* @param {number} [lifespan=0] - How long each particle lives once emitted in ms. 0 = forever.
|
|
* @param {number} [frequency=250] - Frequency is how often to emit the particles, given in ms.
|
|
* @param {number} [quantity=1] - How many particles to launch each time the frequency is met. Can never be > Emitter.maxParticles.
|
|
* @param {number} [total=-1] - How many particles to launch in total. If -1 it will carry on indefinitely.
|
|
* @param {boolean} [immediate=true] - Should the flow start immediately (true) or wait until the first frequency event? (false)
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.flow = function (lifespan, frequency, quantity, total, immediate) {
|
|
|
|
if (quantity === undefined || quantity === 0) { quantity = 1; }
|
|
if (total === undefined) { total = -1; }
|
|
if (immediate === undefined) { immediate = true; }
|
|
|
|
if (quantity > this.maxParticles)
|
|
{
|
|
quantity = this.maxParticles;
|
|
}
|
|
|
|
this._counter = 0;
|
|
this._flowQuantity = quantity;
|
|
this._flowTotal = total;
|
|
|
|
if (immediate)
|
|
{
|
|
this.start(true, lifespan, frequency, quantity);
|
|
|
|
this._counter += quantity;
|
|
this.on = true;
|
|
this._timer = this.game.time.time + frequency * this.game.time.slowMotion;
|
|
}
|
|
else
|
|
{
|
|
this.start(false, lifespan, frequency, quantity);
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* Call this function to start emitting particles.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#start
|
|
* @param {boolean} [explode=true] - Whether the particles should all burst out at once (true) or at the frequency given (false).
|
|
* @param {number} [lifespan=0] - How long each particle lives once emitted in ms. 0 = forever.
|
|
* @param {number} [frequency=250] - Ignored if Explode is set to true. Frequency is how often to emit 1 particle. Value given in ms.
|
|
* @param {number} [quantity=0] - How many particles to launch. 0 = "all of the particles" which will keep emitting until Emitter.maxParticles is reached.
|
|
* @param {number} [forceQuantity=false] - If `true` and creating a particle flow, the quantity emitted will be forced to the be quantity given in this call. This can never exceed Emitter.maxParticles.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.start = function (explode, lifespan, frequency, quantity, forceQuantity) {
|
|
|
|
if (explode === undefined) { explode = true; }
|
|
if (lifespan === undefined) { lifespan = 0; }
|
|
if (frequency === undefined || frequency === null) { frequency = 250; }
|
|
if (quantity === undefined) { quantity = 0; }
|
|
if (forceQuantity === undefined) { forceQuantity = false; }
|
|
|
|
if (quantity > this.maxParticles)
|
|
{
|
|
quantity = this.maxParticles;
|
|
}
|
|
|
|
this.revive();
|
|
|
|
this.visible = true;
|
|
|
|
this.lifespan = lifespan;
|
|
this.frequency = frequency;
|
|
|
|
if (explode || forceQuantity)
|
|
{
|
|
for (var i = 0; i < quantity; i++)
|
|
{
|
|
this.emitParticle();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
this.on = true;
|
|
this._quantity += quantity;
|
|
this._counter = 0;
|
|
this._timer = this.game.time.time + frequency * this.game.time.slowMotion;
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* This function can be used both internally and externally to emit the next particle in the queue.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#emitParticle
|
|
* @return {boolean} True if a particle was emitted, otherwise false.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.emitParticle = function () {
|
|
|
|
var particle = this.getFirstExists(false);
|
|
|
|
if (particle === null)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (this.width > 1 || this.height > 1)
|
|
{
|
|
particle.reset(this.game.rnd.integerInRange(this.left, this.right), this.game.rnd.integerInRange(this.top, this.bottom));
|
|
}
|
|
else
|
|
{
|
|
particle.reset(this.emitX, this.emitY);
|
|
}
|
|
|
|
particle.angle = 0;
|
|
particle.lifespan = this.lifespan;
|
|
|
|
if (this.particleBringToTop)
|
|
{
|
|
this.bringToTop(particle);
|
|
}
|
|
else if (this.particleSendToBack)
|
|
{
|
|
this.sendToBack(particle);
|
|
}
|
|
|
|
if (this.autoScale)
|
|
{
|
|
particle.setScaleData(this.scaleData);
|
|
}
|
|
else if (this.minParticleScale !== 1 || this.maxParticleScale !== 1)
|
|
{
|
|
particle.scale.set(this.game.rnd.realInRange(this.minParticleScale, this.maxParticleScale));
|
|
}
|
|
else if ((this._minParticleScale.x !== this._maxParticleScale.x) || (this._minParticleScale.y !== this._maxParticleScale.y))
|
|
{
|
|
particle.scale.set(this.game.rnd.realInRange(this._minParticleScale.x, this._maxParticleScale.x), this.game.rnd.realInRange(this._minParticleScale.y, this._maxParticleScale.y));
|
|
}
|
|
|
|
if (Array.isArray(this._frames === 'object'))
|
|
{
|
|
particle.frame = this.game.rnd.pick(this._frames);
|
|
}
|
|
else
|
|
{
|
|
particle.frame = this._frames;
|
|
}
|
|
|
|
if (this.autoAlpha)
|
|
{
|
|
particle.setAlphaData(this.alphaData);
|
|
}
|
|
else
|
|
{
|
|
particle.alpha = this.game.rnd.realInRange(this.minParticleAlpha, this.maxParticleAlpha);
|
|
}
|
|
|
|
particle.blendMode = this.blendMode;
|
|
|
|
particle.body.updateBounds();
|
|
|
|
particle.body.bounce.setTo(this.bounce.x, this.bounce.y);
|
|
|
|
particle.body.velocity.x = this.game.rnd.between(this.minParticleSpeed.x, this.maxParticleSpeed.x);
|
|
particle.body.velocity.y = this.game.rnd.between(this.minParticleSpeed.y, this.maxParticleSpeed.y);
|
|
particle.body.angularVelocity = this.game.rnd.between(this.minRotation, this.maxRotation);
|
|
|
|
particle.body.gravity.y = this.gravity;
|
|
|
|
particle.body.drag.x = this.particleDrag.x;
|
|
particle.body.drag.y = this.particleDrag.y;
|
|
|
|
particle.body.angularDrag = this.angularDrag;
|
|
|
|
particle.onEmit();
|
|
|
|
return true;
|
|
|
|
};
|
|
|
|
/**
|
|
* Destroys this Emitter, all associated child Particles and then removes itself from the Particle Manager.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#destroy
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.destroy = function () {
|
|
|
|
this.game.particles.remove(this);
|
|
|
|
Phaser.Group.prototype.destroy.call(this, true, false);
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the width and height of the emitter.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#setSize
|
|
* @param {number} width - The desired width of the emitter (particles are spawned randomly within these dimensions).
|
|
* @param {number} height - The desired height of the emitter.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setSize = function (width, height) {
|
|
|
|
this.area.width = width;
|
|
this.area.height = height;
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the X velocity range of the emitter.
|
|
* @method Phaser.Particles.Arcade.Emitter#setXSpeed
|
|
* @param {number} [min=0] - The minimum value for this range.
|
|
* @param {number} [max=0] - The maximum value for this range.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setXSpeed = function (min, max) {
|
|
|
|
min = min || 0;
|
|
max = max || 0;
|
|
|
|
this.minParticleSpeed.x = min;
|
|
this.maxParticleSpeed.x = max;
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the Y velocity range of the emitter.
|
|
* @method Phaser.Particles.Arcade.Emitter#setYSpeed
|
|
* @param {number} [min=0] - The minimum value for this range.
|
|
* @param {number} [max=0] - The maximum value for this range.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setYSpeed = function (min, max) {
|
|
|
|
min = min || 0;
|
|
max = max || 0;
|
|
|
|
this.minParticleSpeed.y = min;
|
|
this.maxParticleSpeed.y = max;
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the angular velocity constraints of the particles.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#setRotation
|
|
* @param {number} [min=0] - The minimum value for this range.
|
|
* @param {number} [max=0] - The maximum value for this range.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setRotation = function (min, max) {
|
|
|
|
min = min || 0;
|
|
max = max || 0;
|
|
|
|
this.minRotation = min;
|
|
this.maxRotation = max;
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the alpha constraints of the particles.
|
|
* The rate parameter, if set to a value above zero, lets you set the speed at which the Particle change in alpha from min to max.
|
|
* If rate is zero, which is the default, the particle won't change alpha - instead it will pick a random alpha between min and max on emit.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#setAlpha
|
|
* @param {number} [min=1] - The minimum value for this range.
|
|
* @param {number} [max=1] - The maximum value for this range.
|
|
* @param {number} [rate=0] - The rate (in ms) at which the particles will change in alpha from min to max, or set to zero to pick a random alpha between the two.
|
|
* @param {function} [ease=Phaser.Easing.Linear.None] - If you've set a rate > 0 this is the easing formula applied between the min and max values.
|
|
* @param {boolean} [yoyo=false] - If you've set a rate > 0 you can set if the ease will yoyo or not (i.e. ease back to its original values)
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setAlpha = function (min, max, rate, ease, yoyo) {
|
|
|
|
if (min === undefined) { min = 1; }
|
|
if (max === undefined) { max = 1; }
|
|
if (rate === undefined) { rate = 0; }
|
|
if (ease === undefined) { ease = Phaser.Easing.Linear.None; }
|
|
if (yoyo === undefined) { yoyo = false; }
|
|
|
|
this.minParticleAlpha = min;
|
|
this.maxParticleAlpha = max;
|
|
this.autoAlpha = false;
|
|
|
|
if (rate > 0 && min !== max)
|
|
{
|
|
var tweenData = { v: min };
|
|
var tween = this.game.make.tween(tweenData).to( { v: max }, rate, ease);
|
|
tween.yoyo(yoyo);
|
|
|
|
this.alphaData = tween.generateData(60);
|
|
|
|
// Inverse it so we don't have to do array length look-ups in Particle update loops
|
|
this.alphaData.reverse();
|
|
this.autoAlpha = true;
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* A more compact way of setting the scale constraints of the particles.
|
|
* The rate parameter, if set to a value above zero, lets you set the speed and ease which the Particle uses to change in scale from min to max across both axis.
|
|
* If rate is zero, which is the default, the particle won't change scale during update, instead it will pick a random scale between min and max on emit.
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#setScale
|
|
* @param {number} [minX=1] - The minimum value of Particle.scale.x.
|
|
* @param {number} [maxX=1] - The maximum value of Particle.scale.x.
|
|
* @param {number} [minY=1] - The minimum value of Particle.scale.y.
|
|
* @param {number} [maxY=1] - The maximum value of Particle.scale.y.
|
|
* @param {number} [rate=0] - The rate (in ms) at which the particles will change in scale from min to max, or set to zero to pick a random size between the two.
|
|
* @param {function} [ease=Phaser.Easing.Linear.None] - If you've set a rate > 0 this is the easing formula applied between the min and max values.
|
|
* @param {boolean} [yoyo=false] - If you've set a rate > 0 you can set if the ease will yoyo or not (i.e. ease back to its original values)
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.setScale = function (minX, maxX, minY, maxY, rate, ease, yoyo) {
|
|
|
|
if (minX === undefined) { minX = 1; }
|
|
if (maxX === undefined) { maxX = 1; }
|
|
if (minY === undefined) { minY = 1; }
|
|
if (maxY === undefined) { maxY = 1; }
|
|
if (rate === undefined) { rate = 0; }
|
|
if (ease === undefined) { ease = Phaser.Easing.Linear.None; }
|
|
if (yoyo === undefined) { yoyo = false; }
|
|
|
|
// Reset these
|
|
this.minParticleScale = 1;
|
|
this.maxParticleScale = 1;
|
|
|
|
this._minParticleScale.set(minX, minY);
|
|
this._maxParticleScale.set(maxX, maxY);
|
|
|
|
this.autoScale = false;
|
|
|
|
if (rate > 0 && ((minX !== maxX) || (minY !== maxY)))
|
|
{
|
|
var tweenData = { x: minX, y: minY };
|
|
var tween = this.game.make.tween(tweenData).to( { x: maxX, y: maxY }, rate, ease);
|
|
tween.yoyo(yoyo);
|
|
|
|
this.scaleData = tween.generateData(60);
|
|
|
|
// Inverse it so we don't have to do array length look-ups in Particle update loops
|
|
this.scaleData.reverse();
|
|
this.autoScale = true;
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* Change the emitters center to match the center of any object with a `center` property, such as a Sprite.
|
|
* If the object doesn't have a center property it will be set to object.x + object.width / 2
|
|
*
|
|
* @method Phaser.Particles.Arcade.Emitter#at
|
|
* @param {object|Phaser.Sprite|Phaser.Image|Phaser.TileSprite|Phaser.Text|PIXI.DisplayObject} object - The object that you wish to match the center with.
|
|
*/
|
|
Phaser.Particles.Arcade.Emitter.prototype.at = function (object) {
|
|
|
|
if (object.center)
|
|
{
|
|
this.emitX = object.center.x;
|
|
this.emitY = object.center.y;
|
|
}
|
|
else
|
|
{
|
|
this.emitX = object.world.x + (object.anchor.x * object.width);
|
|
this.emitY = object.world.y + (object.anchor.y * object.height);
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#width
|
|
* @property {number} width - Gets or sets the width of the Emitter. This is the region in which a particle can be emitted.
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "width", {
|
|
|
|
get: function () {
|
|
return this.area.width;
|
|
},
|
|
|
|
set: function (value) {
|
|
this.area.width = value;
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#height
|
|
* @property {number} height - Gets or sets the height of the Emitter. This is the region in which a particle can be emitted.
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "height", {
|
|
|
|
get: function () {
|
|
return this.area.height;
|
|
},
|
|
|
|
set: function (value) {
|
|
this.area.height = value;
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#x
|
|
* @property {number} x - Gets or sets the x position of the Emitter.
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "x", {
|
|
|
|
get: function () {
|
|
return this.emitX;
|
|
},
|
|
|
|
set: function (value) {
|
|
this.emitX = value;
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#y
|
|
* @property {number} y - Gets or sets the y position of the Emitter.
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "y", {
|
|
|
|
get: function () {
|
|
return this.emitY;
|
|
},
|
|
|
|
set: function (value) {
|
|
this.emitY = value;
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#left
|
|
* @property {number} left - Gets the left position of the Emitter.
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "left", {
|
|
|
|
get: function () {
|
|
return Math.floor(this.x - (this.area.width / 2));
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#right
|
|
* @property {number} right - Gets the right position of the Emitter.
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "right", {
|
|
|
|
get: function () {
|
|
return Math.floor(this.x + (this.area.width / 2));
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#top
|
|
* @property {number} top - Gets the top position of the Emitter.
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "top", {
|
|
|
|
get: function () {
|
|
return Math.floor(this.y - (this.area.height / 2));
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Particles.Arcade.Emitter#bottom
|
|
* @property {number} bottom - Gets the bottom position of the Emitter.
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Particles.Arcade.Emitter.prototype, "bottom", {
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|
get: function () {
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|
return Math.floor(this.y + (this.area.height / 2));
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|
}
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|
|
});
|
|
</pre>
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|
</article>
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</section>
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Phaser Copyright © 2012-2015 Photon Storm Ltd.
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<br />
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<span class="jsdoc-message">
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.2</a>
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on Mon Aug 24 2015 15:36:46 GMT+0100 (GMT Daylight Time) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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<script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script>
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