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Add CORS support to ImageTileSource

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This commit is contained in:
Antoine Vandecreme 2015-11-01 13:25:25 -05:00
parent 9a4543cd73
commit 3316a55b97
2 changed files with 16 additions and 4 deletions
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14
src/imagetilesource.js
View File

@ -46,6 +46,7 @@
*/ */
$.ImageTileSource = function (options) { $.ImageTileSource = function (options) {
this.options = options;
$.TileSource.apply(this, [options]); $.TileSource.apply(this, [options]);
}; };
@ -64,13 +65,13 @@
/** /**
* *
* @function * @function
* @param {Image} image - the actual image * @param {Object} options - the options
* @param {String} dataUrl - the url the image was retreived from, if any. * @param {String} dataUrl - the url the image was retreived from, if any.
* @return {Object} options - A dictionary of keyword arguments sufficient * @return {Object} options - A dictionary of keyword arguments sufficient
* to configure this tile sources constructor. * to configure this tile sources constructor.
*/ */
configure: function (image, dataUrl) { configure: function (options, dataUrl) {
return image; return options;
}, },
/** /**
* Responsible for retrieving, and caching the * Responsible for retrieving, and caching the
@ -83,6 +84,13 @@
var image = new Image(); var image = new Image();
var _this = this; var _this = this;
if (this.options.crossOriginPolicy) {
image.crossOriginPolicy = this.options.crossOriginPolicy;
}
if (this.options.ajaxWithCredentials) {
image.useCredentials = this.options.ajaxWithCredentials;
}
image.addEventListener('load', function () { image.addEventListener('load', function () {
_this.width = image.naturalWidth; _this.width = image.naturalWidth;
_this.height = image.naturalHeight; _this.height = image.naturalHeight;

4
src/viewer.js
View File

@ -2045,6 +2045,7 @@ function getTileSourceImplementation( viewer, tileSource, successCallback,
//If its still a string it means it must be a url at this point //If its still a string it means it must be a url at this point
tileSource = new $.TileSource({ tileSource = new $.TileSource({
url: tileSource, url: tileSource,
crossOriginPolicy: viewer.crossOriginPolicy,
ajaxWithCredentials: viewer.ajaxWithCredentials, ajaxWithCredentials: viewer.ajaxWithCredentials,
success: function( event ) { success: function( event ) {
successCallback( event.tileSource ); successCallback( event.tileSource );
@ -2055,6 +2056,9 @@ function getTileSourceImplementation( viewer, tileSource, successCallback,
} ); } );
} else if ($.isPlainObject(tileSource) || tileSource.nodeType) { } else if ($.isPlainObject(tileSource) || tileSource.nodeType) {
if (!tileSource.crossOriginPolicy && viewer.crossOriginPolicy) {
tileSource.crossOriginPolicy = viewer.crossOriginPolicy;
}
if (tileSource.ajaxWithCredentials === undefined) { if (tileSource.ajaxWithCredentials === undefined) {
tileSource.ajaxWithCredentials = viewer.ajaxWithCredentials; tileSource.ajaxWithCredentials = viewer.ajaxWithCredentials;
} }