phaser/docs/src_pixi_primitives_Graphics.js.html
2015-07-24 13:30:46 +01:00

2357 lines
65 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Phaser Source: src/pixi/primitives/Graphics.js</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/default.css">
<link type="text/css" rel="stylesheet" href="styles/sunlight.default.css">
<link type="text/css" rel="stylesheet" href="styles/site.cerulean.css">
</head>
<body>
<div class="container-fluid">
<div class="navbar navbar-fixed-top navbar-inverse">
<div style="position: absolute; width: 143px; height: 31px; right: 10px; top: 10px; z-index: 1050"><a href="http://phaser.io"><img src="img/phaser.png" border="0" /></a></div>
<div class="navbar-inner">
<a class="brand" href="index.html">Phaser API</a>
<ul class="nav">
<li class="dropdown">
<a href="namespaces.list.html" class="dropdown-toggle" data-toggle="dropdown">Namespaces<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-0">
<a href="Phaser.html">Phaser</a>
</li>
<li class="class-depth-0">
<a href="PIXI.html">PIXI</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-1">
<a href="Phaser.Animation.html">Animation</a>
</li>
<li class="class-depth-1">
<a href="Phaser.AnimationManager.html">AnimationManager</a>
</li>
<li class="class-depth-1">
<a href="Phaser.AnimationParser.html">AnimationParser</a>
</li>
<li class="class-depth-1">
<a href="Phaser.ArraySet.html">ArraySet</a>
</li>
<li class="class-depth-1">
<a href="Phaser.ArrayUtils.html">ArrayUtils</a>
</li>
<li class="class-depth-1">
<a href="Phaser.AudioSprite.html">AudioSprite</a>
</li>
<li class="class-depth-1">
<a href="Phaser.BitmapData.html">BitmapData</a>
</li>
<li class="class-depth-1">
<a href="Phaser.BitmapText.html">BitmapText</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Button.html">Button</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Cache.html">Cache</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Camera.html">Camera</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Canvas.html">Canvas</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Circle.html">Circle</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Color.html">Color</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Angle.html">Angle</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Animation.html">Animation</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.AutoCull.html">AutoCull</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Bounds.html">Bounds</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.BringToTop.html">BringToTop</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Core.html">Core</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Crop.html">Crop</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Delta.html">Delta</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Destroy.html">Destroy</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.FixedToCamera.html">FixedToCamera</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Health.html">Health</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InCamera.html">InCamera</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InputEnabled.html">InputEnabled</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InWorld.html">InWorld</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.LifeSpan.html">LifeSpan</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.LoadTexture.html">LoadTexture</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Overlap.html">Overlap</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.PhysicsBody.html">PhysicsBody</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Reset.html">Reset</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.ScaleMinMax.html">ScaleMinMax</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Smoothed.html">Smoothed</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Create.html">Create</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Creature.html">Creature</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Device.html">Device</a>
</li>
<li class="class-depth-1">
<a href="Phaser.DeviceButton.html">DeviceButton</a>
</li>
<li class="class-depth-1">
<a href="Phaser.DOM.html">DOM</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Easing.html">Easing</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Back.html">Back</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Bounce.html">Bounce</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Circular.html">Circular</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Cubic.html">Cubic</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Elastic.html">Elastic</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Exponential.html">Exponential</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Linear.html">Linear</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Quadratic.html">Quadratic</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Quartic.html">Quartic</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Quintic.html">Quintic</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Easing.Sinusoidal.html">Sinusoidal</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Ellipse.html">Ellipse</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Events.html">Events</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Filter.html">Filter</a>
</li>
<li class="class-depth-1">
<a href="Phaser.FlexGrid.html">FlexGrid</a>
</li>
<li class="class-depth-1">
<a href="Phaser.FlexLayer.html">FlexLayer</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Frame.html">Frame</a>
</li>
<li class="class-depth-1">
<a href="Phaser.FrameData.html">FrameData</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Game.html">Game</a>
</li>
<li class="class-depth-1">
<a href="Phaser.GameObjectCreator.html">GameObjectCreator</a>
</li>
<li class="class-depth-1">
<a href="Phaser.GameObjectFactory.html">GameObjectFactory</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Gamepad.html">Gamepad</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Graphics.html">Graphics</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Group.html">Group</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Image.html">Image</a>
</li>
<li class="class-depth-1">
<a href="Phaser.ImageCollection.html">ImageCollection</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Input.html">Input</a>
</li>
<li class="class-depth-1">
<a href="Phaser.InputHandler.html">InputHandler</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Key.html">Key</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Keyboard.html">Keyboard</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Line.html">Line</a>
</li>
<li class="class-depth-1">
<a href="Phaser.LinkedList.html">LinkedList</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Loader.html">Loader</a>
</li>
<li class="class-depth-1">
<a href="Phaser.LoaderParser.html">LoaderParser</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Math.html">Math</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Matrix.html">Matrix</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Mouse.html">Mouse</a>
</li>
<li class="class-depth-1">
<a href="Phaser.MSPointer.html">MSPointer</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Net.html">Net</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Particle.html">Particle</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Particles.html">Particles</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Particles.Arcade.html">Arcade</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Particles.Arcade.Emitter.html">Emitter</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Physics.html">Physics</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Physics.Arcade.html">Arcade</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Arcade.Body.html">Body</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Arcade.html#TilemapCollision">TilemapCollision</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Physics.Ninja.html">Ninja</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Ninja.AABB.html">AABB</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Ninja.Body.html">Body</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Ninja.Circle.html">Circle</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.Ninja.Tile.html">Tile</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Physics.P2.html">P2</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.Body.html">Body</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.BodyDebug.html">BodyDebug</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.DistanceConstraint.html">DistanceConstraint</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.FixtureList.html">FixtureList</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.GearConstraint.html">GearConstraint</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.InversePointProxy.html">InversePointProxy</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.LockConstraint.html">LockConstraint</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.Material.html">Material</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.PointProxy.html">PointProxy</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.PrismaticConstraint.html">PrismaticConstraint</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.RevoluteConstraint.html">RevoluteConstraint</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.RotationalSpring.html">RotationalSpring</a>
</li>
<li class="class-depth-3">
<a href="Phaser.Physics.P2.Spring.html">Spring</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Plugin.html">Plugin</a>
</li>
<li class="class-depth-1">
<a href="Phaser.PluginManager.html">PluginManager</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Point.html">Point</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Pointer.html">Pointer</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Polygon.html">Polygon</a>
</li>
<li class="class-depth-1">
<a href="Phaser.QuadTree.html">QuadTree</a>
</li>
<li class="class-depth-1">
<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Rectangle.html">Rectangle</a>
</li>
<li class="class-depth-1">
<a href="Phaser.RenderTexture.html">RenderTexture</a>
</li>
<li class="class-depth-1">
<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
</li>
<li class="class-depth-1">
<a href="Phaser.RetroFont.html">RetroFont</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Rope.html">Rope</a>
</li>
<li class="class-depth-1">
<a href="Phaser.RoundedRectangle.html">RoundedRectangle</a>
</li>
<li class="class-depth-1">
<a href="Phaser.ScaleManager.html">ScaleManager</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Signal.html">Signal</a>
</li>
<li class="class-depth-1">
<a href="Phaser.SignalBinding.html">SignalBinding</a>
</li>
<li class="class-depth-1">
<a href="Phaser.SinglePad.html">SinglePad</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Sound.html">Sound</a>
</li>
<li class="class-depth-1">
<a href="Phaser.SoundManager.html">SoundManager</a>
</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>
</li>
<li class="class-depth-1">
<a href="Phaser.Stage.html">Stage</a>
</li>
<li class="class-depth-1">
<a href="Phaser.State.html">State</a>
</li>
<li class="class-depth-1">
<a href="Phaser.StateManager.html">StateManager</a>
</li>
<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>
<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.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>
<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>
<li class="class-depth-1"><a href="Phaser.Line.html">Line</a></li>
<li class="class-depth-1"><a href="Phaser.Matrix.html">Matrix</a></li>
<li class="class-depth-1"><a href="Phaser.Point.html">Point</a></li>
<li class="class-depth-1"><a href="Phaser.Polygon.html">Polygon</a></li>
<li class="class-depth-1"><a href="Phaser.Rectangle.html">Rectangle</a></li>
<li class="class-depth-1"><a href="Phaser.RoundedRectangle.html">Rounded Rectangle</a></li>
</ul>
</li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Physics<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-1"><a href="Phaser.Physics.Arcade.html">Arcade Physics</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.Arcade.Body.html">Body</a></li>
<li class="class-depth-1"><a href="Phaser.Physics.P2.html">P2 Physics</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.P2.Body.html">Body</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.P2.Spring.html">Spring</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a></li>
<li class="class-depth-1"><a href="Phaser.Physics.Ninja.html">Ninja Physics</a></li>
<li class="class-depth-2"><a href="Phaser.Physics.Body.html">Body</a></li>
</ul>
</li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Input<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-1"><a href="Phaser.InputHandler.html">Input Handler</a></li>
<li class="class-depth-1"><a href="Phaser.Pointer.html">Pointer</a></li>
<li class="class-depth-1"><a href="Phaser.DeviceButton.html">Device Button</a></li>
<li class="class-depth-1"><a href="Phaser.Mouse.html">Mouse</a></li>
<li class="class-depth-1"><a href="Phaser.Keyboard.html">Keyboard</a></li>
<li class="class-depth-1"><a href="Phaser.Key.html">Key</a></li>
<li class="class-depth-1"><a href="Phaser.Gamepad.html">Gamepad</a></li>
</ul>
</li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Community<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-1"><a href="http://phaser.io">Phaser Web Site</a></li>
<li class="class-depth-1"><a href="https://github.com/photonstorm/phaser">Phaser Github</a></li>
<li class="class-depth-1"><a href="http://phaser.io/examples">Phaser Examples</a></li>
<li class="class-depth-1"><a href="https://github.com/photonstorm/phaser-plugins">Phaser Plugins</a></li>
<li class="class-depth-1"><a href="http://www.html5gamedevs.com/forum/14-phaser/">Forum</a></li>
<li class="class-depth-1"><a href="http://stackoverflow.com/questions/tagged/phaser-framework">Stack Overflow</a></li>
<li class="class-depth-1"><a href="http://phaser.io/learn">Tutorials</a></li>
<li class="class-depth-1"><a href="https://confirmsubscription.com/h/r/369DE48E3E86AF1E">Newsletter</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/twitter">Twitter</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/irc">IRC</a></li>
<li class="class-depth-1"><a href="https://www.codeandweb.com/texturepacker/phaser">Texture Packer</a></li>
</ul>
</li>
</ul>
</div>
</div>
<div class="row-fluid">
<div class="span12">
<div id="main">
<h1 class="page-title">Source: src/pixi/primitives/Graphics.js</h1>
<section>
<article>
<pre class="sunlight-highlight-javascript linenums">/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
/**
* The Graphics class contains methods used to draw primitive shapes such as lines, circles and rectangles to the display, and color and fill them.
*
* @class Graphics
* @extends DisplayObjectContainer
* @constructor
*/
PIXI.Graphics = function()
{
PIXI.DisplayObjectContainer.call(this);
this.renderable = true;
/**
* The alpha value used when filling the Graphics object.
*
* @property fillAlpha
* @type Number
*/
this.fillAlpha = 1;
/**
* The width (thickness) of any lines drawn.
*
* @property lineWidth
* @type Number
*/
this.lineWidth = 0;
/**
* The color of any lines drawn.
*
* @property lineColor
* @type String
* @default 0
*/
this.lineColor = 0;
/**
* Graphics data
*
* @property graphicsData
* @type Array
* @private
*/
this.graphicsData = [];
/**
* The tint applied to the graphic shape. This is a hex value. Apply a value of 0xFFFFFF to reset the tint.
*
* @property tint
* @type Number
* @default 0xFFFFFF
*/
this.tint = 0xFFFFFF;
/**
* The blend mode to be applied to the graphic shape. Apply a value of PIXI.blendModes.NORMAL to reset the blend mode.
*
* @property blendMode
* @type Number
* @default PIXI.blendModes.NORMAL;
*/
this.blendMode = PIXI.blendModes.NORMAL;
/**
* Current path
*
* @property currentPath
* @type Object
* @private
*/
this.currentPath = null;
/**
* Array containing some WebGL-related properties used by the WebGL renderer.
*
* @property _webGL
* @type Array
* @private
*/
this._webGL = [];
/**
* Whether this shape is being used as a mask.
*
* @property isMask
* @type Boolean
*/
this.isMask = false;
/**
* The bounds' padding used for bounds calculation.
*
* @property boundsPadding
* @type Number
*/
this.boundsPadding = 0;
this._localBounds = new PIXI.Rectangle(0,0,1,1);
/**
* Used to detect if the graphics object has changed. If this is set to true then the graphics object will be recalculated.
*
* @property dirty
* @type Boolean
* @private
*/
this.dirty = true;
/**
* Used to detect if the webgl graphics object has changed. If this is set to true then the graphics object will be recalculated.
*
* @property webGLDirty
* @type Boolean
* @private
*/
this.webGLDirty = false;
/**
* Used to detect if the cached sprite object needs to be updated.
*
* @property cachedSpriteDirty
* @type Boolean
* @private
*/
this.cachedSpriteDirty = false;
};
// constructor
PIXI.Graphics.prototype = Object.create( PIXI.DisplayObjectContainer.prototype );
PIXI.Graphics.prototype.constructor = PIXI.Graphics;
/**
* Specifies the line style used for subsequent calls to Graphics methods such as the lineTo() method or the drawCircle() method.
*
* @method lineStyle
* @param lineWidth {Number} width of the line to draw, will update the objects stored style
* @param color {Number} color of the line to draw, will update the objects stored style
* @param alpha {Number} alpha of the line to draw, will update the objects stored style
* @return {Graphics}
*/
PIXI.Graphics.prototype.lineStyle = function(lineWidth, color, alpha)
{
this.lineWidth = lineWidth || 0;
this.lineColor = color || 0;
this.lineAlpha = (alpha === undefined) ? 1 : alpha;
if (this.currentPath)
{
if (this.currentPath.shape.points.length)
{
// halfway through a line? start a new one!
this.drawShape(new PIXI.Polygon(this.currentPath.shape.points.slice(-2)));
}
else
{
// otherwise its empty so lets just set the line properties
this.currentPath.lineWidth = this.lineWidth;
this.currentPath.lineColor = this.lineColor;
this.currentPath.lineAlpha = this.lineAlpha;
}
}
return this;
};
/**
* Moves the current drawing position to x, y.
*
* @method moveTo
* @param x {Number} the X coordinate to move to
* @param y {Number} the Y coordinate to move to
* @return {Graphics}
*/
PIXI.Graphics.prototype.moveTo = function(x, y)
{
this.drawShape(new PIXI.Polygon([x, y]));
return this;
};
/**
* Draws a line using the current line style from the current drawing position to (x, y);
* The current drawing position is then set to (x, y).
*
* @method lineTo
* @param x {Number} the X coordinate to draw to
* @param y {Number} the Y coordinate to draw to
* @return {Graphics}
*/
PIXI.Graphics.prototype.lineTo = function(x, y)
{
if (!this.currentPath)
{
this.moveTo(0, 0);
}
this.currentPath.shape.points.push(x, y);
this.dirty = true;
return this;
};
/**
* Calculate the points for a quadratic bezier curve and then draws it.
* Based on: https://stackoverflow.com/questions/785097/how-do-i-implement-a-bezier-curve-in-c
*
* @method quadraticCurveTo
* @param cpX {Number} Control point x
* @param cpY {Number} Control point y
* @param toX {Number} Destination point x
* @param toY {Number} Destination point y
* @return {Graphics}
*/
PIXI.Graphics.prototype.quadraticCurveTo = function(cpX, cpY, toX, toY)
{
if (this.currentPath)
{
if (this.currentPath.shape.points.length === 0)
{
this.currentPath.shape.points = [0, 0];
}
}
else
{
this.moveTo(0,0);
}
var xa,
ya,
n = 20,
points = this.currentPath.shape.points;
if (points.length === 0)
{
this.moveTo(0, 0);
}
var fromX = points[points.length - 2];
var fromY = points[points.length - 1];
var j = 0;
for (var i = 1; i &lt;= n; ++i)
{
j = i / n;
xa = fromX + ( (cpX - fromX) * j );
ya = fromY + ( (cpY - fromY) * j );
points.push( xa + ( ((cpX + ( (toX - cpX) * j )) - xa) * j ),
ya + ( ((cpY + ( (toY - cpY) * j )) - ya) * j ) );
}
this.dirty = true;
return this;
};
/**
* Calculate the points for a bezier curve and then draws it.
*
* @method bezierCurveTo
* @param cpX {Number} Control point x
* @param cpY {Number} Control point y
* @param cpX2 {Number} Second Control point x
* @param cpY2 {Number} Second Control point y
* @param toX {Number} Destination point x
* @param toY {Number} Destination point y
* @return {Graphics}
*/
PIXI.Graphics.prototype.bezierCurveTo = function(cpX, cpY, cpX2, cpY2, toX, toY)
{
if (this.currentPath)
{
if (this.currentPath.shape.points.length === 0)
{
this.currentPath.shape.points = [0, 0];
}
}
else
{
this.moveTo(0,0);
}
var n = 20,
dt,
dt2,
dt3,
t2,
t3,
points = this.currentPath.shape.points;
var fromX = points[points.length-2];
var fromY = points[points.length-1];
var j = 0;
for (var i = 1; i &lt;= n; ++i)
{
j = i / n;
dt = (1 - j);
dt2 = dt * dt;
dt3 = dt2 * dt;
t2 = j * j;
t3 = t2 * j;
points.push( dt3 * fromX + 3 * dt2 * j * cpX + 3 * dt * t2 * cpX2 + t3 * toX,
dt3 * fromY + 3 * dt2 * j * cpY + 3 * dt * t2 * cpY2 + t3 * toY);
}
this.dirty = true;
return this;
};
/*
* The arcTo() method creates an arc/curve between two tangents on the canvas.
*
* "borrowed" from https://code.google.com/p/fxcanvas/ - thanks google!
*
* @method arcTo
* @param x1 {Number} The x-coordinate of the beginning of the arc
* @param y1 {Number} The y-coordinate of the beginning of the arc
* @param x2 {Number} The x-coordinate of the end of the arc
* @param y2 {Number} The y-coordinate of the end of the arc
* @param radius {Number} The radius of the arc
* @return {Graphics}
*/
PIXI.Graphics.prototype.arcTo = function(x1, y1, x2, y2, radius)
{
if (this.currentPath)
{
if (this.currentPath.shape.points.length === 0)
{
this.currentPath.shape.points.push(x1, y1);
}
}
else
{
this.moveTo(x1, y1);
}
var points = this.currentPath.shape.points,
fromX = points[points.length-2],
fromY = points[points.length-1],
a1 = fromY - y1,
b1 = fromX - x1,
a2 = y2 - y1,
b2 = x2 - x1,
mm = Math.abs(a1 * b2 - b1 * a2);
if (mm &lt; 1.0e-8 || radius === 0)
{
if (points[points.length-2] !== x1 || points[points.length-1] !== y1)
{
points.push(x1, y1);
}
}
else
{
var dd = a1 * a1 + b1 * b1,
cc = a2 * a2 + b2 * b2,
tt = a1 * a2 + b1 * b2,
k1 = radius * Math.sqrt(dd) / mm,
k2 = radius * Math.sqrt(cc) / mm,
j1 = k1 * tt / dd,
j2 = k2 * tt / cc,
cx = k1 * b2 + k2 * b1,
cy = k1 * a2 + k2 * a1,
px = b1 * (k2 + j1),
py = a1 * (k2 + j1),
qx = b2 * (k1 + j2),
qy = a2 * (k1 + j2),
startAngle = Math.atan2(py - cy, px - cx),
endAngle = Math.atan2(qy - cy, qx - cx);
this.arc(cx + x1, cy + y1, radius, startAngle, endAngle, b1 * a2 > b2 * a1);
}
this.dirty = true;
return this;
};
/**
* The arc method creates an arc/curve (used to create circles, or parts of circles).
*
* @method arc
* @param cx {Number} The x-coordinate of the center of the circle
* @param cy {Number} The y-coordinate of the center of the circle
* @param radius {Number} The radius of the circle
* @param startAngle {Number} The starting angle, in radians (0 is at the 3 o'clock position of the arc's circle)
* @param endAngle {Number} The ending angle, in radians
* @param anticlockwise {Boolean} Optional. Specifies whether the drawing should be counterclockwise or clockwise. False is default, and indicates clockwise, while true indicates counter-clockwise.
* @return {Graphics}
*/
PIXI.Graphics.prototype.arc = function(cx, cy, radius, startAngle, endAngle, anticlockwise)
{
// If we do this we can never draw a full circle
if (startAngle === endAngle)
{
return this;
}
if (anticlockwise === undefined) { anticlockwise = false; }
if (!anticlockwise &amp;&amp; endAngle &lt;= startAngle)
{
endAngle += Math.PI * 2;
}
else if (anticlockwise &amp;&amp; startAngle &lt;= endAngle)
{
startAngle += Math.PI * 2;
}
var sweep = anticlockwise ? (startAngle - endAngle) * -1 : (endAngle - startAngle);
var segs = Math.ceil(Math.abs(sweep) / (Math.PI * 2)) * 40;
// Sweep check - moved here because we don't want to do the moveTo below if the arc fails
if (sweep === 0)
{
return this;
}
var startX = cx + Math.cos(startAngle) * radius;
var startY = cy + Math.sin(startAngle) * radius;
if (anticlockwise &amp;&amp; this.filling)
{
this.moveTo(cx, cy);
}
else
{
this.moveTo(startX, startY);
}
// currentPath will always exist after calling a moveTo
var points = this.currentPath.shape.points;
var theta = sweep / (segs * 2);
var theta2 = theta * 2;
var cTheta = Math.cos(theta);
var sTheta = Math.sin(theta);
var segMinus = segs - 1;
var remainder = (segMinus % 1) / segMinus;
for (var i = 0; i &lt;= segMinus; i++)
{
var real = i + remainder * i;
var angle = ((theta) + startAngle + (theta2 * real));
var c = Math.cos(angle);
var s = -Math.sin(angle);
points.push(( (cTheta * c) + (sTheta * s) ) * radius + cx,
( (cTheta * -s) + (sTheta * c) ) * radius + cy);
}
this.dirty = true;
return this;
};
/**
* Specifies a simple one-color fill that subsequent calls to other Graphics methods
* (such as lineTo() or drawCircle()) use when drawing.
*
* @method beginFill
* @param color {Number} the color of the fill
* @param alpha {Number} the alpha of the fill
* @return {Graphics}
*/
PIXI.Graphics.prototype.beginFill = function(color, alpha)
{
this.filling = true;
this.fillColor = color || 0;
this.fillAlpha = (alpha === undefined) ? 1 : alpha;
if (this.currentPath)
{
if (this.currentPath.shape.points.length &lt;= 2)
{
this.currentPath.fill = this.filling;
this.currentPath.fillColor = this.fillColor;
this.currentPath.fillAlpha = this.fillAlpha;
}
}
return this;
};
/**
* Applies a fill to the lines and shapes that were added since the last call to the beginFill() method.
*
* @method endFill
* @return {Graphics}
*/
PIXI.Graphics.prototype.endFill = function()
{
this.filling = false;
this.fillColor = null;
this.fillAlpha = 1;
return this;
};
/**
* @method drawRect
*
* @param x {Number} The X coord of the top-left of the rectangle
* @param y {Number} The Y coord of the top-left of the rectangle
* @param width {Number} The width of the rectangle
* @param height {Number} The height of the rectangle
* @return {Graphics}
*/
PIXI.Graphics.prototype.drawRect = function(x, y, width, height)
{
this.drawShape(new PIXI.Rectangle(x, y, width, height));
return this;
};
/**
* @method drawRoundedRect
* @param x {Number} The X coord of the top-left of the rectangle
* @param y {Number} The Y coord of the top-left of the rectangle
* @param width {Number} The width of the rectangle
* @param height {Number} The height of the rectangle
* @param radius {Number} Radius of the rectangle corners. In WebGL this must be a value between 0 and 9.
*/
PIXI.Graphics.prototype.drawRoundedRect = function(x, y, width, height, radius)
{
this.drawShape(new PIXI.RoundedRectangle(x, y, width, height, radius));
return this;
};
/**
* Draws a circle.
*
* @method drawCircle
* @param x {Number} The X coordinate of the center of the circle
* @param y {Number} The Y coordinate of the center of the circle
* @param diameter {Number} The diameter of the circle
* @return {Graphics}
*/
PIXI.Graphics.prototype.drawCircle = function(x, y, diameter)
{
this.drawShape(new PIXI.Circle(x, y, diameter));
return this;
};
/**
* Draws an ellipse.
*
* @method drawEllipse
* @param x {Number} The X coordinate of the center of the ellipse
* @param y {Number} The Y coordinate of the center of the ellipse
* @param width {Number} The half width of the ellipse
* @param height {Number} The half height of the ellipse
* @return {Graphics}
*/
PIXI.Graphics.prototype.drawEllipse = function(x, y, width, height)
{
this.drawShape(new PIXI.Ellipse(x, y, width, height));
return this;
};
/**
* Draws a polygon using the given path.
*
* @method drawPolygon
* @param path {Array|Phaser.Polygon} The path data used to construct the polygon. Can either be an array of points or a Phaser.Polygon object.
* @return {Graphics}
*/
PIXI.Graphics.prototype.drawPolygon = function(path)
{
if (path instanceof Phaser.Polygon || path instanceof PIXI.Polygon)
{
path = path.points;
}
// prevents an argument assignment deopt
// see section 3.1: https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#3-managing-arguments
var points = path;
if (!Array.isArray(points))
{
// prevents an argument leak deopt
// see section 3.2: https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#3-managing-arguments
points = new Array(arguments.length);
for (var i = 0; i &lt; points.length; ++i)
{
points[i] = arguments[i];
}
}
this.drawShape(new Phaser.Polygon(points));
return this;
};
/**
* Clears the graphics that were drawn to this Graphics object, and resets fill and line style settings.
*
* @method clear
* @return {Graphics}
*/
PIXI.Graphics.prototype.clear = function()
{
this.lineWidth = 0;
this.filling = false;
this.dirty = true;
this.clearDirty = true;
this.graphicsData = [];
return this;
};
/**
* Useful function that returns a texture of the graphics object that can then be used to create sprites
* This can be quite useful if your geometry is complicated and needs to be reused multiple times.
*
* @method generateTexture
* @param resolution {Number} The resolution of the texture being generated
* @param scaleMode {Number} Should be one of the PIXI.scaleMode consts
* @return {Texture} a texture of the graphics object
*/
PIXI.Graphics.prototype.generateTexture = function(resolution, scaleMode)
{
resolution = resolution || 1;
var bounds = this.getBounds();
var canvasBuffer = new PIXI.CanvasBuffer(bounds.width * resolution, bounds.height * resolution);
var texture = PIXI.Texture.fromCanvas(canvasBuffer.canvas, scaleMode);
texture.baseTexture.resolution = resolution;
canvasBuffer.context.scale(resolution, resolution);
canvasBuffer.context.translate(-bounds.x,-bounds.y);
PIXI.CanvasGraphics.renderGraphics(this, canvasBuffer.context);
return texture;
};
/**
* Renders the object using the WebGL renderer
*
* @method _renderWebGL
* @param renderSession {RenderSession}
* @private
*/
PIXI.Graphics.prototype._renderWebGL = function(renderSession)
{
// if the sprite is not visible or the alpha is 0 then no need to render this element
if (this.visible === false || this.alpha === 0 || this.isMask === true) return;
if (this._cacheAsBitmap)
{
if (this.dirty || this.cachedSpriteDirty)
{
this._generateCachedSprite();
// we will also need to update the texture on the gpu too!
this.updateCachedSpriteTexture();
this.cachedSpriteDirty = false;
this.dirty = false;
}
this._cachedSprite.worldAlpha = this.worldAlpha;
PIXI.Sprite.prototype._renderWebGL.call(this._cachedSprite, renderSession);
return;
}
else
{
renderSession.spriteBatch.stop();
renderSession.blendModeManager.setBlendMode(this.blendMode);
if (this._mask) renderSession.maskManager.pushMask(this._mask, renderSession);
if (this._filters) renderSession.filterManager.pushFilter(this._filterBlock);
// check blend mode
if (this.blendMode !== renderSession.spriteBatch.currentBlendMode)
{
renderSession.spriteBatch.currentBlendMode = this.blendMode;
var blendModeWebGL = PIXI.blendModesWebGL[renderSession.spriteBatch.currentBlendMode];
renderSession.spriteBatch.gl.blendFunc(blendModeWebGL[0], blendModeWebGL[1]);
}
// check if the webgl graphic needs to be updated
if (this.webGLDirty)
{
this.dirty = true;
this.webGLDirty = false;
}
PIXI.WebGLGraphics.renderGraphics(this, renderSession);
// only render if it has children!
if (this.children.length)
{
renderSession.spriteBatch.start();
// simple render children!
for (var i = 0; i &lt; this.children.length; i++)
{
this.children[i]._renderWebGL(renderSession);
}
renderSession.spriteBatch.stop();
}
if (this._filters) renderSession.filterManager.popFilter();
if (this._mask) renderSession.maskManager.popMask(this.mask, renderSession);
renderSession.drawCount++;
renderSession.spriteBatch.start();
}
};
/**
* Renders the object using the Canvas renderer
*
* @method _renderCanvas
* @param renderSession {RenderSession}
* @private
*/
PIXI.Graphics.prototype._renderCanvas = function(renderSession)
{
// if the sprite is not visible or the alpha is 0 then no need to render this element
if (this.visible === false || this.alpha === 0 || this.isMask === true) return;
// if the tint has changed, set the graphics object to dirty.
if (this._prevTint !== this.tint) {
this.dirty = true;
this._prevTint = this.tint;
}
if (this._cacheAsBitmap)
{
if (this.dirty || this.cachedSpriteDirty)
{
this._generateCachedSprite();
// we will also need to update the texture
this.updateCachedSpriteTexture();
this.cachedSpriteDirty = false;
this.dirty = false;
}
this._cachedSprite.alpha = this.alpha;
PIXI.Sprite.prototype._renderCanvas.call(this._cachedSprite, renderSession);
return;
}
else
{
var context = renderSession.context;
var transform = this.worldTransform;
if (this.blendMode !== renderSession.currentBlendMode)
{
renderSession.currentBlendMode = this.blendMode;
context.globalCompositeOperation = PIXI.blendModesCanvas[renderSession.currentBlendMode];
}
if (this._mask)
{
renderSession.maskManager.pushMask(this._mask, renderSession);
}
var resolution = renderSession.resolution;
context.setTransform(transform.a * resolution,
transform.b * resolution,
transform.c * resolution,
transform.d * resolution,
transform.tx * resolution,
transform.ty * resolution);
PIXI.CanvasGraphics.renderGraphics(this, context);
// simple render children!
for (var i = 0; i &lt; this.children.length; i++)
{
this.children[i]._renderCanvas(renderSession);
}
if (this._mask)
{
renderSession.maskManager.popMask(renderSession);
}
}
};
/**
* Retrieves the bounds of the graphic shape as a rectangle object
*
* @method getBounds
* @return {Rectangle} the rectangular bounding area
*/
PIXI.Graphics.prototype.getBounds = function(matrix)
{
if(!this._currentBounds)
{
// return an empty object if the item is a mask!
if (!this.renderable)
{
return PIXI.EmptyRectangle;
}
if (this.dirty)
{
this.updateLocalBounds();
this.webGLDirty = true;
this.cachedSpriteDirty = true;
this.dirty = false;
}
var bounds = this._localBounds;
var w0 = bounds.x;
var w1 = bounds.width + bounds.x;
var h0 = bounds.y;
var h1 = bounds.height + bounds.y;
var worldTransform = matrix || this.worldTransform;
var a = worldTransform.a;
var b = worldTransform.b;
var c = worldTransform.c;
var d = worldTransform.d;
var tx = worldTransform.tx;
var ty = worldTransform.ty;
var x1 = a * w1 + c * h1 + tx;
var y1 = d * h1 + b * w1 + ty;
var x2 = a * w0 + c * h1 + tx;
var y2 = d * h1 + b * w0 + ty;
var x3 = a * w0 + c * h0 + tx;
var y3 = d * h0 + b * w0 + ty;
var x4 = a * w1 + c * h0 + tx;
var y4 = d * h0 + b * w1 + ty;
var maxX = x1;
var maxY = y1;
var minX = x1;
var minY = y1;
minX = x2 &lt; minX ? x2 : minX;
minX = x3 &lt; minX ? x3 : minX;
minX = x4 &lt; minX ? x4 : minX;
minY = y2 &lt; minY ? y2 : minY;
minY = y3 &lt; minY ? y3 : minY;
minY = y4 &lt; minY ? y4 : minY;
maxX = x2 > maxX ? x2 : maxX;
maxX = x3 > maxX ? x3 : maxX;
maxX = x4 > maxX ? x4 : maxX;
maxY = y2 > maxY ? y2 : maxY;
maxY = y3 > maxY ? y3 : maxY;
maxY = y4 > maxY ? y4 : maxY;
this._bounds.x = minX;
this._bounds.width = maxX - minX;
this._bounds.y = minY;
this._bounds.height = maxY - minY;
this._currentBounds = this._bounds;
}
return this._currentBounds;
};
/**
* Tests if a point is inside this graphics object
*
* @param point {Point} the point to test
* @return {boolean} the result of the test
*/
PIXI.Graphics.prototype.containsPoint = function( point )
{
this.worldTransform.applyInverse(point, tempPoint);
var graphicsData = this.graphicsData;
for (var i = 0; i &lt; graphicsData.length; i++)
{
var data = graphicsData[i];
if (!data.fill)
{
continue;
}
// only deal with fills..
if (data.shape)
{
if ( data.shape.contains( tempPoint.x, tempPoint.y ) )
{
return true;
}
}
}
return false;
};
/**
* Update the bounds of the object
*
* @method updateLocalBounds
*/
PIXI.Graphics.prototype.updateLocalBounds = function()
{
var minX = Infinity;
var maxX = -Infinity;
var minY = Infinity;
var maxY = -Infinity;
if (this.graphicsData.length)
{
var shape, points, x, y, w, h;
for (var i = 0; i &lt; this.graphicsData.length; i++)
{
var data = this.graphicsData[i];
var type = data.type;
var lineWidth = data.lineWidth;
shape = data.shape;
if (type === PIXI.Graphics.RECT || type === PIXI.Graphics.RREC)
{
x = shape.x - lineWidth / 2;
y = shape.y - lineWidth / 2;
w = shape.width + lineWidth;
h = shape.height + lineWidth;
minX = x &lt; minX ? x : minX;
maxX = x + w > maxX ? x + w : maxX;
minY = y &lt; minY ? y : minY;
maxY = y + h > maxY ? y + h : maxY;
}
else if (type === PIXI.Graphics.CIRC)
{
x = shape.x;
y = shape.y;
w = shape.radius + lineWidth / 2;
h = shape.radius + lineWidth / 2;
minX = x - w &lt; minX ? x - w : minX;
maxX = x + w > maxX ? x + w : maxX;
minY = y - h &lt; minY ? y - h : minY;
maxY = y + h > maxY ? y + h : maxY;
}
else if (type === PIXI.Graphics.ELIP)
{
x = shape.x;
y = shape.y;
w = shape.width + lineWidth / 2;
h = shape.height + lineWidth / 2;
minX = x - w &lt; minX ? x - w : minX;
maxX = x + w > maxX ? x + w : maxX;
minY = y - h &lt; minY ? y - h : minY;
maxY = y + h > maxY ? y + h : maxY;
}
else
{
// POLY - assumes points are sequential, not Point objects
points = shape.points;
for (var j = 0; j &lt; points.length; j++)
{
if (points[j] instanceof Phaser.Point)
{
x = points[j].x;
y = points[j].y;
}
else
{
x = points[j];
y = points[j + 1];
if (j &lt; points.length - 1)
{
j++;
}
}
minX = x - lineWidth &lt; minX ? x - lineWidth : minX;
maxX = x + lineWidth > maxX ? x + lineWidth : maxX;
minY = y - lineWidth &lt; minY ? y - lineWidth : minY;
maxY = y + lineWidth > maxY ? y + lineWidth : maxY;
}
}
}
}
else
{
minX = 0;
maxX = 0;
minY = 0;
maxY = 0;
}
var padding = this.boundsPadding;
this._localBounds.x = minX - padding;
this._localBounds.width = (maxX - minX) + padding * 2;
this._localBounds.y = minY - padding;
this._localBounds.height = (maxY - minY) + padding * 2;
};
/**
* Generates the cached sprite when the sprite has cacheAsBitmap = true
*
* @method _generateCachedSprite
* @private
*/
PIXI.Graphics.prototype._generateCachedSprite = function()
{
var bounds = this.getLocalBounds();
if (!this._cachedSprite)
{
var canvasBuffer = new PIXI.CanvasBuffer(bounds.width, bounds.height);
var texture = PIXI.Texture.fromCanvas(canvasBuffer.canvas);
this._cachedSprite = new PIXI.Sprite(texture);
this._cachedSprite.buffer = canvasBuffer;
this._cachedSprite.worldTransform = this.worldTransform;
}
else
{
this._cachedSprite.buffer.resize(bounds.width, bounds.height);
}
// leverage the anchor to account for the offset of the element
this._cachedSprite.anchor.x = -(bounds.x / bounds.width);
this._cachedSprite.anchor.y = -(bounds.y / bounds.height);
// this._cachedSprite.buffer.context.save();
this._cachedSprite.buffer.context.translate(-bounds.x, -bounds.y);
// make sure we set the alpha of the graphics to 1 for the render..
this.worldAlpha = 1;
// now render the graphic..
PIXI.CanvasGraphics.renderGraphics(this, this._cachedSprite.buffer.context);
this._cachedSprite.alpha = this.alpha;
};
/**
* Updates texture size based on canvas size
*
* @method updateCachedSpriteTexture
* @private
*/
PIXI.Graphics.prototype.updateCachedSpriteTexture = function()
{
var cachedSprite = this._cachedSprite;
var texture = cachedSprite.texture;
var canvas = cachedSprite.buffer.canvas;
texture.baseTexture.width = canvas.width;
texture.baseTexture.height = canvas.height;
texture.crop.width = texture.frame.width = canvas.width;
texture.crop.height = texture.frame.height = canvas.height;
cachedSprite._width = canvas.width;
cachedSprite._height = canvas.height;
// update the dirty base textures
texture.baseTexture.dirty();
};
/**
* Destroys a previous cached sprite.
*
* @method destroyCachedSprite
*/
PIXI.Graphics.prototype.destroyCachedSprite = function()
{
this._cachedSprite.texture.destroy(true);
this._cachedSprite = null;
};
/**
* Draws the given shape to this Graphics object. Can be any of Circle, Rectangle, Ellipse, Line or Polygon.
*
* @method drawShape
* @param {Circle|Rectangle|Ellipse|Line|Polygon} shape The Shape object to draw.
* @return {GraphicsData} The generated GraphicsData object.
*/
PIXI.Graphics.prototype.drawShape = function(shape)
{
if (this.currentPath)
{
// check current path!
if (this.currentPath.shape.points.length &lt;= 2)
{
this.graphicsData.pop();
}
}
this.currentPath = null;
// Handle mixed-type polygons
if (shape instanceof Phaser.Polygon)
{
shape = shape.clone();
shape.flatten();
}
var data = new PIXI.GraphicsData(this.lineWidth, this.lineColor, this.lineAlpha, this.fillColor, this.fillAlpha, this.filling, shape);
this.graphicsData.push(data);
if (data.type === PIXI.Graphics.POLY)
{
data.shape.closed = this.filling;
this.currentPath = data;
}
this.dirty = true;
return data;
};
/**
* When cacheAsBitmap is set to true the graphics object will be rendered as if it was a sprite.
* This is useful if your graphics element does not change often, as it will speed up the rendering of the object in exchange for taking up texture memory.
* It is also useful if you need the graphics object to be anti-aliased, because it will be rendered using canvas.
* This is not recommended if you are constantly redrawing the graphics element.
*
* @property cacheAsBitmap
* @type Boolean
* @default false
* @private
*/
Object.defineProperty(PIXI.Graphics.prototype, "cacheAsBitmap", {
get: function() {
return this._cacheAsBitmap;
},
set: function(value) {
this._cacheAsBitmap = value;
if (this._cacheAsBitmap)
{
this._generateCachedSprite();
}
else
{
this.destroyCachedSprite();
this.dirty = true;
}
}
});
</pre>
</article>
</section>
</div>
<div class="clearfix"></div>
<footer>
<span class="copyright">
Phaser Copyright © 2012-2015 Photon Storm Ltd.
</span>
<br />
<span class="jsdoc-message">
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-alpha10</a>
on Fri Jul 24 2015 13:29:45 GMT+0100 (GMT Daylight Time) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
</span>
</footer>
</div>
<br clear="both">
</div>
</div>
<script src="scripts/sunlight.js"></script>
<script src="scripts/sunlight.javascript.js"></script>
<script src="scripts/sunlight-plugin.doclinks.js"></script>
<script src="scripts/sunlight-plugin.linenumbers.js"></script>
<script src="scripts/sunlight-plugin.menu.js"></script>
<script src="scripts/jquery.min.js"></script>
<script src="scripts/jquery.scrollTo.js"></script>
<script src="scripts/jquery.localScroll.js"></script>
<script src="scripts/bootstrap-dropdown.js"></script>
<script src="scripts/toc.js"></script>
<script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script>
<script>
$( function () {
$( "#toc" ).toc( {
anchorName : function(i, heading, prefix) {
return $(heading).attr("id") || ( prefix + i );
},
selectors : "h1,h2,h3,h4",
showAndHide : false,
scrollTo : 60
} );
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
} );
</script>
</body>
</html>