Send images with their imageInfo (size, mymetype, width & height)
1 files changed, 53 insertions, 0 deletions
diff --git a/webclient/components/utilities/utilities-service.js b/webclient/components/utilities/utilities-service.js
new file mode 100644
index 0000000000..fc0ee580dc
--- /dev/null
+++ b/webclient/components/utilities/utilities-service.js
@@ -0,0 +1,53 @@
+/*
+ Copyright 2014 matrix.org
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+'use strict';
+
+/*
+ * This service contains multipurpose helper functions.
+ */
+angular.module('mUtilities', [])
+.service('mUtilities', ['$q', function ($q) {
+ /*
+ * Gets the size of an image
+ * @param {File} imageFile the file containing the image
+ * @returns {promise} A promise that will be resolved by an object with 2 members:
+ * width & height
+ */
+ this.getImageSize = function(imageFile) {
+ var deferred = $q.defer();
+
+ // Load the file into an html element
+ var img = document.createElement("img");
+
+ var reader = new FileReader();
+ reader.onload = function(e) {
+ img.src = e.target.result;
+
+ // Once ready, returns its size
+ deferred.resolve({
+ width: img.width,
+ height: img.height
+ });
+ };
+ reader.onerror = function(e) {
+ deferred.reject(e);
+ };
+ reader.readAsDataURL(imageFile);
+
+ return deferred.promise;
+ };
+}]);
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