<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>pixi/DisplayObject.js - Pixi.js API</title>
<link rel="stylesheet" href="http://yui.yahooapis.com/3.8.0pr2/build/cssgrids/cssgrids-min.css">
<link rel="stylesheet" href="../assets/vendor/prettify/prettify-min.css">
<link rel="stylesheet" href="../assets/css/main.css" id="site_styles">
<link rel="shortcut icon" type="image/png" href="../assets/favicon.png">
<script src="http://yui.yahooapis.com/combo?3.8.0pr2/build/yui/yui-min.js"></script>
</head>
<body class="yui3-skin-sam">
<div id="doc">
<div id="hd" class="yui3-g header">
<div class="yui3-u-3-4">
<h1><img src="http://www.goodboydigital.com/pixijs/logo_small.png" title="Pixi.js API"></h1>
</div>
<div class="yui3-u-1-4 version">
<em>API Docs for: 1.0</em>
</div>
</div>
<div id="bd" class="yui3-g">
<div class="yui3-u-1-4">
<div id="docs-sidebar" class="sidebar apidocs">
<div id="api-list">
<h2 class="off-left">APIs</h2>
<div id="api-tabview" class="tabview">
<ul class="tabs">
<li><a href="#api-classes">Classes</a></li>
<li><a href="#api-modules">Modules</a></li>
</ul>
<div id="api-tabview-filter">
<input type="search" id="api-filter" placeholder="Type to filter APIs">
</div>
<div id="api-tabview-panel">
<ul id="api-classes" class="apis classes">
<li><a href="../classes/AssetLoader.html">AssetLoader</a></li>
<li><a href="../classes/BaseTexture.html">BaseTexture</a></li>
<li><a href="../classes/CanvasRenderer.html">CanvasRenderer</a></li>
<li><a href="../classes/DisplayObject.html">DisplayObject</a></li>
<li><a href="../classes/DisplayObjectContainer.html">DisplayObjectContainer</a></li>
<li><a href="../classes/InteractionData.html">InteractionData</a></li>
<li><a href="../classes/InteractionManager.html">InteractionManager</a></li>
<li><a href="../classes/MovieClip.html">MovieClip</a></li>
<li><a href="../classes/Point.html">Point</a></li>
<li><a href="../classes/Rectangle.html">Rectangle</a></li>
<li><a href="../classes/Sprite.html">Sprite</a></li>
<li><a href="../classes/SpriteSheetLoader.html">SpriteSheetLoader</a></li>
<li><a href="../classes/Stage.html">Stage</a></li>
<li><a href="../classes/Texture.html">Texture</a></li>
<li><a href="../classes/WebGLBatch.html">WebGLBatch</a></li>
<li><a href="../classes/WebGLRenderer.html">WebGLRenderer</a></li>
</ul>
<ul id="api-modules" class="apis modules">
<li><a href="../modules/PIXI.html">PIXI</a></li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="yui3-u-3-4">
<div id="api-options">
Show:
<label for="api-show-inherited">
<input type="checkbox" id="api-show-inherited" checked>
Inherited
</label>
<label for="api-show-protected">
<input type="checkbox" id="api-show-protected">
Protected
</label>
<label for="api-show-private">
<input type="checkbox" id="api-show-private">
Private
</label>
<label for="api-show-deprecated">
<input type="checkbox" id="api-show-deprecated">
Deprecated
</label>
</div>
<div class="apidocs">
<div id="docs-main">
<div class="content">
<h1 class="file-heading">File: pixi/DisplayObject.js</h1>
<div class="file">
<pre class="code prettyprint linenums">
/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
/**
* this is the base class for all objects that are rendered on the screen.
* @class DisplayObject
* @constructor
*/
PIXI.DisplayObject = function()
{
/**
* The coordinate of the object relative to the local coordinates of the parent.
* @property position
* @type Point
*/
this.position = new PIXI.Point();
/**
* The scale factor of the object.
* @property scale
* @type Point
*/
this.scale = new PIXI.Point(1,1);//{x:1, y:1};
/**
* The rotation of the object in radians.
* @property rotation
* @type Number
*/
this.rotation = 0;
/**
* The opacity of the object.
* @property alpha
* @type Number
*/
this.alpha = 1;
/**
* The visibility of the object.
* @property visible
* @type Boolean
*/
this.visible = true;
this.cacheVisible = false;
/**
* [read-only] The display object container that contains this display object.
* @property parent
* @type DisplayObjectContainer
*/
this.parent = null;
/**
* [read-only] The stage the display object is connected to, or undefined if it is not connected to the stage.
* @property stage
* @type Stage
*/
this.stage = null;
this.worldAlpha = 1;
this.color = [];
this.worldTransform = mat3.identity();
this.localTransform = mat3.identity();
this.dynamic = true;
// chach that puppy!
this._sr = 0;
this._cr = 1;
this.renderable = false;
// NOT YET :/ This only applies to children within the container..
this.interactive = true;
}
// constructor
PIXI.DisplayObject.constructor = PIXI.DisplayObject;
/**
* @private
*/
PIXI.DisplayObject.prototype.updateTransform = function()
{
// TODO OPTIMIZE THIS!! with dirty
if(this.rotation != this.rotationCache)
{
this.rotationCache = this.rotation;
this._sr = Math.sin(this.rotation);
this._cr = Math.cos(this.rotation);
}
this.localTransform[0] = this._cr * this.scale.x;
this.localTransform[1] = -this._sr * this.scale.y
this.localTransform[3] = this._sr * this.scale.x;
this.localTransform[4] = this._cr * this.scale.y;
///AAARR GETTER SETTTER!
this.localTransform[2] = this.position.x;
this.localTransform[5] = this.position.y;
// TODO optimize?
mat3.multiply(this.localTransform, this.parent.worldTransform, this.worldTransform);
this.worldAlpha = this.alpha * this.parent.worldAlpha;
}
</pre>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="../assets/vendor/prettify/prettify-min.js"></script>
<script>prettyPrint();</script>
<script src="../assets/js/yui-prettify.js"></script>
<script src="../assets/../api.js"></script>
<script src="../assets/js/api-filter.js"></script>
<script src="../assets/js/api-list.js"></script>
<script src="../assets/js/api-search.js"></script>
<script src="../assets/js/apidocs.js"></script>
</body>
</html>
