<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>src/pixi/loaders/JsonLoader.js - Pixi.JS</title>
<link rel="stylesheet" href="http://yui.yahooapis.com/3.8.0/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?3.8.0/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/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/CanvasRenderer.html">CanvasRenderer</a></li>
<li><a href="../classes/CustomRenderable.html">CustomRenderable</a></li>
<li><a href="../classes/DisplayObject.html">DisplayObject</a></li>
<li><a href="../classes/DisplayObjectContainer.html">DisplayObjectContainer</a></li>
<li><a href="../classes/ImageLoader.html">ImageLoader</a></li>
<li><a href="../classes/InteractionData.html">InteractionData</a></li>
<li><a href="../classes/InteractionManager.html">InteractionManager</a></li>
<li><a href="../classes/JsonLoader.html">JsonLoader</a></li>
<li><a href="../classes/MovieClip.html">MovieClip</a></li>
<li><a href="../classes/Point.html">Point</a></li>
<li><a href="../classes/Polygon.html">Polygon</a></li>
<li><a href="../classes/Rectangle.html">Rectangle</a></li>
<li><a href="../classes/RenderTexture.html">RenderTexture</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/loaders/JsonLoader.js</h1>
<div class="file">
<pre class="code prettyprint linenums">
/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
/**
* The json file loader is used to load in JSON data and parsing it
* When loaded this class will dispatch a "loaded" event
* If load failed this class will dispatch a "error" event
* @class JsonLoader
* @extends EventTarget
* @constructor
* @param {String} url the url of the JSON file
* @param {Boolean} crossorigin
*/
PIXI.JsonLoader = function (url, crossorigin) {
PIXI.EventTarget.call(this);
this.url = url;
this.baseUrl = url.replace(/[^\/]*$/, "");
this.crossorigin = crossorigin;
this.loaded = false;
};
// constructor
PIXI.JsonLoader.constructor = PIXI.JsonLoader;
/**
* This will begin loading the JSON file
*/
PIXI.JsonLoader.prototype.load = function () {
this.ajaxRequest = new AjaxRequest();
var scope = this;
this.ajaxRequest.onreadystatechange = function () {
scope.onJSONLoaded();
};
this.ajaxRequest.open("GET", this.url, true);
if (this.ajaxRequest.overrideMimeType) this.ajaxRequest.overrideMimeType("application/json");
this.ajaxRequest.send(null);
};
/**
* Invoke when JSON file is loaded
* @private
*/
PIXI.JsonLoader.prototype.onJSONLoaded = function () {
if (this.ajaxRequest.readyState == 4) {
if (this.ajaxRequest.status == 200 || window.location.href.indexOf("http") == -1) {
this.json = JSON.parse(this.ajaxRequest.responseText);
if(this.json.frames)
{
// sprite sheet
var scope = this;
var textureUrl = this.baseUrl + this.json.meta.image;
var image = new PIXI.ImageLoader(textureUrl, this.crossorigin);
var frameData = this.json.frames;
this.texture = image.texture.baseTexture;
image.addEventListener("loaded", function (event) {
scope.onLoaded();
});
for (var i in frameData) {
var rect = frameData[i].frame;
if (rect) {
PIXI.TextureCache[i] = new PIXI.Texture(this.texture, {
x: rect.x,
y: rect.y,
width: rect.w,
height: rect.h
});
if (frameData[i].trimmed) {
//var realSize = frameData[i].spriteSourceSize;
PIXI.TextureCache[i].realSize = frameData[i].spriteSourceSize;
PIXI.TextureCache[i].trim.x = 0; // (realSize.x / rect.w)
// calculate the offset!
}
}
}
image.load();
}
else if(this.json.bones)
{
// spine animation
var spineJsonParser = new spine.SkeletonJson();
var skeletonData = spineJsonParser.readSkeletonData(this.json);
PIXI.AnimCache[this.url] = skeletonData;
this.onLoaded();
}
else
{
this.onLoaded();
}
} else {
this.onError();
}
}
};
/**
* Invoke when json file loaded
* @private
*/
PIXI.JsonLoader.prototype.onLoaded = function () {
this.loaded = true;
this.dispatchEvent({
type: "loaded",
content: this
});
};
/**
* Invoke when error occured
* @private
*/
PIXI.JsonLoader.prototype.onError = function () {
this.dispatchEvent({
type: "error",
content: this
});
};
</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>
