279 lines
9 KiB
HTML
279 lines
9 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>src/pixi/core/Ellipse.js - Pixi.JS</title>
|
|
<link rel="stylesheet" href="http://yui.yahooapis.com/3.9.1/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?3.9.1/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"></h1>
|
|
|
|
</div>
|
|
<div class="yui3-u-1-4 version">
|
|
<em>API Docs for: 1.3.0</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/AbstractFilter.html">AbstractFilter</a></li>
|
|
|
|
<li><a href="../classes/AssetLoader.html">AssetLoader</a></li>
|
|
|
|
<li><a href="../classes/BaseTexture.html">BaseTexture</a></li>
|
|
|
|
<li><a href="../classes/BitmapFontLoader.html">BitmapFontLoader</a></li>
|
|
|
|
<li><a href="../classes/BitmapText.html">BitmapText</a></li>
|
|
|
|
<li><a href="../classes/BlurFilter.html">BlurFilter</a></li>
|
|
|
|
<li><a href="../classes/CanvasGraphics.html">CanvasGraphics</a></li>
|
|
|
|
<li><a href="../classes/CanvasRenderer.html">CanvasRenderer</a></li>
|
|
|
|
<li><a href="../classes/Circle.html">Circle</a></li>
|
|
|
|
<li><a href="../classes/ColorMatrixFilter.html">ColorMatrixFilter</a></li>
|
|
|
|
<li><a href="../classes/CustomRenderable.html">CustomRenderable</a></li>
|
|
|
|
<li><a href="../classes/DisplacementFilter.html">DisplacementFilter</a></li>
|
|
|
|
<li><a href="../classes/DisplayObject.html">DisplayObject</a></li>
|
|
|
|
<li><a href="../classes/DisplayObjectContainer.html">DisplayObjectContainer</a></li>
|
|
|
|
<li><a href="../classes/Ellipse.html">Ellipse</a></li>
|
|
|
|
<li><a href="../classes/EventTarget.html">EventTarget</a></li>
|
|
|
|
<li><a href="../classes/Graphics.html">Graphics</a></li>
|
|
|
|
<li><a href="../classes/GreyFilter.html">GreyFilter</a></li>
|
|
|
|
<li><a href="../classes/ImageLoader.html">ImageLoader</a></li>
|
|
|
|
<li><a href="../classes/InvertFilter.html">InvertFilter</a></li>
|
|
|
|
<li><a href="../classes/JsonLoader.html">JsonLoader</a></li>
|
|
|
|
<li><a href="../classes/MovieClip.html">MovieClip</a></li>
|
|
|
|
<li><a href="../classes/PixelateFilter.html">PixelateFilter</a></li>
|
|
|
|
<li><a href="../classes/Point.html">Point</a></li>
|
|
|
|
<li><a href="../classes/Polygon.html">Polygon</a></li>
|
|
|
|
<li><a href="../classes/PolyK._convex.html">PolyK._convex</a></li>
|
|
|
|
<li><a href="../classes/PolyK._PointInTriangle.html">PolyK._PointInTriangle</a></li>
|
|
|
|
<li><a href="../classes/PolyK.AjaxRequest.html">PolyK.AjaxRequest</a></li>
|
|
|
|
<li><a href="../classes/PolyK.InteractionData.html">PolyK.InteractionData</a></li>
|
|
|
|
<li><a href="../classes/PolyK.InteractionManager.html">PolyK.InteractionManager</a></li>
|
|
|
|
<li><a href="../classes/Rectangle.html">Rectangle</a></li>
|
|
|
|
<li><a href="../classes/RenderTexture.html">RenderTexture</a></li>
|
|
|
|
<li><a href="../classes/SepiaFilter.html">SepiaFilter</a></li>
|
|
|
|
<li><a href="../classes/Spine.html">Spine</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/Text.html">Text</a></li>
|
|
|
|
<li><a href="../classes/Texture.html">Texture</a></li>
|
|
|
|
<li><a href="../classes/TilingSprite.html">TilingSprite</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: src/pixi/core/Ellipse.js</h1>
|
|
|
|
<div class="file">
|
|
<pre class="code prettyprint linenums">
|
|
/**
|
|
* @author Chad Engler <chad@pantherdev.com>
|
|
*/
|
|
|
|
/**
|
|
* The Ellipse object can be used to specify a hit area for displayobjects
|
|
*
|
|
* @class Ellipse
|
|
* @constructor
|
|
* @param x {Number} The X coord of the upper-left corner of the framing rectangle of this ellipse
|
|
* @param y {Number} The Y coord of the upper-left corner of the framing rectangle of this ellipse
|
|
* @param width {Number} The overall width of this ellipse
|
|
* @param height {Number} The overall height of this ellipse
|
|
*/
|
|
PIXI.Ellipse = function(x, y, width, height)
|
|
{
|
|
/**
|
|
* @property x
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.x = x || 0;
|
|
|
|
/**
|
|
* @property y
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.y = y || 0;
|
|
|
|
/**
|
|
* @property width
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.width = width || 0;
|
|
|
|
/**
|
|
* @property height
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.height = height || 0;
|
|
}
|
|
|
|
/**
|
|
* Creates a clone of this Ellipse instance
|
|
*
|
|
* @method clone
|
|
* @return {Ellipse} a copy of the ellipse
|
|
*/
|
|
PIXI.Ellipse.prototype.clone = function()
|
|
{
|
|
return new PIXI.Ellipse(this.x, this.y, this.width, this.height);
|
|
}
|
|
|
|
/**
|
|
* Checks if the x, and y coords passed to this function are contained within this ellipse
|
|
*
|
|
* @method contains
|
|
* @param x {Number} The X coord of the point to test
|
|
* @param y {Number} The Y coord of the point to test
|
|
* @return {Boolean} if the x/y coords are within this ellipse
|
|
*/
|
|
PIXI.Ellipse.prototype.contains = function(x, y)
|
|
{
|
|
if(this.width <= 0 || this.height <= 0)
|
|
return false;
|
|
|
|
//normalize the coords to an ellipse with center 0,0
|
|
//and a radius of 0.5
|
|
var normx = ((x - this.x) / this.width) - 0.5,
|
|
normy = ((y - this.y) / this.height) - 0.5;
|
|
|
|
normx *= normx;
|
|
normy *= normy;
|
|
|
|
return (normx + normy < 0.25);
|
|
}
|
|
|
|
PIXI.Ellipse.getBounds = function()
|
|
{
|
|
return new PIXI.Rectangle(this.x, this.y, this.width, this.height);
|
|
}
|
|
|
|
// constructor
|
|
PIXI.Ellipse.prototype.constructor = PIXI.Ellipse;
|
|
|
|
</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>
|