forked from pixijs/pixijs
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathsrc_pixi_loaders_ImageLoader.js.html
350 lines (257 loc) · 12 KB
/
src_pixi_loaders_ImageLoader.js.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>src/pixi/loaders/ImageLoader.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: 1.6.0</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/AjaxRequest.html">AjaxRequest</a></li>
<li><a href="../classes/AlphaMaskFilter.html">AlphaMaskFilter</a></li>
<li><a href="../classes/AssetLoader.html">AssetLoader</a></li>
<li><a href="../classes/AtlasLoader.html">AtlasLoader</a></li>
<li><a href="../classes/autoDetectRenderer.html">autoDetectRenderer</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/CanvasMaskManager.html">CanvasMaskManager</a></li>
<li><a href="../classes/CanvasRenderer.html">CanvasRenderer</a></li>
<li><a href="../classes/CanvasTinter.html">CanvasTinter</a></li>
<li><a href="../classes/Circle.html">Circle</a></li>
<li><a href="../classes/ColorMatrixFilter.html">ColorMatrixFilter</a></li>
<li><a href="../classes/ColorStepFilter.html">ColorStepFilter</a></li>
<li><a href="../classes/ComplexPrimitiveShader.html">ComplexPrimitiveShader</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/DotScreenFilter.html">DotScreenFilter</a></li>
<li><a href="../classes/Ellipse.html">Ellipse</a></li>
<li><a href="../classes/EventTarget.html">EventTarget</a></li>
<li><a href="../classes/FilterTexture.html">FilterTexture</a></li>
<li><a href="../classes/getRecommendedRenderer.html">getRecommendedRenderer</a></li>
<li><a href="../classes/Graphics.html">Graphics</a></li>
<li><a href="../classes/GrayFilter.html">GrayFilter</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/InvertFilter.html">InvertFilter</a></li>
<li><a href="../classes/JsonLoader.html">JsonLoader</a></li>
<li><a href="../classes/Matrix.html">Matrix</a></li>
<li><a href="../classes/Matrix2.html">Matrix2</a></li>
<li><a href="../classes/MovieClip.html">MovieClip</a></li>
<li><a href="../classes/NormalMapFilter.html">NormalMapFilter</a></li>
<li><a href="../classes/PixelateFilter.html">PixelateFilter</a></li>
<li><a href="../classes/PixiFastShader.html">PixiFastShader</a></li>
<li><a href="../classes/PixiShader.html">PixiShader</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.html">PolyK</a></li>
<li><a href="../classes/PrimitiveShader.html">PrimitiveShader</a></li>
<li><a href="../classes/Rectangle.html">Rectangle</a></li>
<li><a href="../classes/Rope.html">Rope</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/SpriteBatch.html">SpriteBatch</a></li>
<li><a href="../classes/SpriteSheetLoader.html">SpriteSheetLoader</a></li>
<li><a href="../classes/Stage.html">Stage</a></li>
<li><a href="../classes/Strip.html">Strip</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/TwistFilter.html">TwistFilter</a></li>
<li><a href="../classes/WebGLFilterManager.html">WebGLFilterManager</a></li>
<li><a href="../classes/WebGLGraphics.html">WebGLGraphics</a></li>
<li><a href="../classes/WebGLMaskManager.html">WebGLMaskManager</a></li>
<li><a href="../classes/WebGLRenderer.html">WebGLRenderer</a></li>
<li><a href="../classes/WebGLShaderManager.html">WebGLShaderManager</a></li>
<li><a href="../classes/WebGLSpriteBatch.html">WebGLSpriteBatch</a></li>
<li><a href="../classes/WebGLStencilManager.html">WebGLStencilManager</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/ImageLoader.js</h1>
<div class="file">
<pre class="code prettyprint linenums">
/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
/**
* The image loader class is responsible for loading images file formats ('jpeg', 'jpg', 'png' and 'gif')
* Once the image has been loaded it is stored in the PIXI texture cache and can be accessed though PIXI.Texture.fromFrameId() and PIXI.Sprite.fromFrameId()
* When loaded this class will dispatch a 'loaded' event
*
* @class ImageLoader
* @uses EventTarget
* @constructor
* @param url {String} The url of the image
* @param crossorigin {Boolean} Whether requests should be treated as crossorigin
*/
PIXI.ImageLoader = function(url, crossorigin)
{
PIXI.EventTarget.call(this);
/**
* The texture being loaded
*
* @property texture
* @type Texture
*/
this.texture = PIXI.Texture.fromImage(url, crossorigin);
/**
* if the image is loaded with loadFramedSpriteSheet
* frames will contain the sprite sheet frames
*
*/
this.frames = [];
};
// constructor
PIXI.ImageLoader.prototype.constructor = PIXI.ImageLoader;
/**
* Loads image or takes it from cache
*
* @method load
*/
PIXI.ImageLoader.prototype.load = function()
{
if(!this.texture.baseTexture.hasLoaded)
{
var scope = this;
this.texture.baseTexture.addEventListener('loaded', function()
{
scope.onLoaded();
});
}
else
{
this.onLoaded();
}
};
/**
* Invoked when image file is loaded or it is already cached and ready to use
*
* @method onLoaded
* @private
*/
PIXI.ImageLoader.prototype.onLoaded = function()
{
this.dispatchEvent({type: 'loaded', content: this});
};
/**
* Loads image and split it to uniform sized frames
*
*
* @method loadFramedSpriteSheet
* @param frameWidth {Number} width of each frame
* @param frameHeight {Number} height of each frame
* @param textureName {String} if given, the frames will be cached in <textureName>-<ord> format
*/
PIXI.ImageLoader.prototype.loadFramedSpriteSheet = function(frameWidth, frameHeight, textureName)
{
this.frames = [];
var cols = Math.floor(this.texture.width / frameWidth);
var rows = Math.floor(this.texture.height / frameHeight);
var i=0;
for (var y=0; y<rows; y++)
{
for (var x=0; x<cols; x++,i++)
{
var texture = new PIXI.Texture(this.texture, {
x: x*frameWidth,
y: y*frameHeight,
width: frameWidth,
height: frameHeight
});
this.frames.push(texture);
if (textureName) PIXI.TextureCache[textureName + '-' + i] = texture;
}
}
if(!this.texture.baseTexture.hasLoaded)
{
var scope = this;
this.texture.baseTexture.addEventListener('loaded', function() {
scope.onLoaded();
});
}
else
{
this.onLoaded();
}
};
</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>