yunkong2.vis.cordova/plugins/cordova-plugin-file/www/blackberry10/readAsDataURL.js
2018-09-22 10:44:38 +08:00

66 lines
2.0 KiB
JavaScript

/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*
*/
/*
* readAsDataURL
*
* IN:
* args
* 0 - URL of file to read
* OUT:
* success - DataURL representation of file contents
* fail - FileError
*/
var resolve = cordova.require('cordova-plugin-file.resolveLocalFileSystemURIProxy'),
requestAnimationFrame = cordova.require('cordova-plugin-file.bb10RequestAnimationFrame');
module.exports = function (success, fail, args) {
var uri = args[0],
onSuccess = function (data) {
if (typeof success === 'function') {
success(data);
}
},
onFail = function (error) {
if (typeof fail === 'function') {
if (error && error.code) {
fail(error.code);
} else {
fail(error);
}
}
};
resolve(function (fs) {
requestAnimationFrame(function () {
fs.nativeEntry.file(function (file) {
var reader = new FileReader()._realReader;
reader.onloadend = function () {
onSuccess(this.result);
};
reader.onerror = onFail;
reader.readAsDataURL(file);
}, onFail);
});
}, fail, [uri]);
};