| /* |
| * 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. |
| */ |
| |
| var Guacamole = Guacamole || {}; |
| |
| /** |
| * A reader which automatically handles the given input stream, returning |
| * strictly received packets as array buffers. Note that this object will |
| * overwrite any installed event handlers on the given Guacamole.InputStream. |
| * |
| * @constructor |
| * @param {Guacamole.InputStream} stream The stream that data will be read |
| * from. |
| */ |
| Guacamole.ArrayBufferReader = function(stream) { |
| |
| /** |
| * Reference to this Guacamole.InputStream. |
| * @private |
| */ |
| var guac_reader = this; |
| |
| // Receive blobs as array buffers |
| stream.onblob = function(data) { |
| |
| // Convert to ArrayBuffer |
| var binary = window.atob(data); |
| var arrayBuffer = new ArrayBuffer(binary.length); |
| var bufferView = new Uint8Array(arrayBuffer); |
| |
| for (var i=0; i<binary.length; i++) |
| bufferView[i] = binary.charCodeAt(i); |
| |
| // Call handler, if present |
| if (guac_reader.ondata) |
| guac_reader.ondata(arrayBuffer); |
| |
| }; |
| |
| // Simply call onend when end received |
| stream.onend = function() { |
| if (guac_reader.onend) |
| guac_reader.onend(); |
| }; |
| |
| /** |
| * Fired once for every blob of data received. |
| * |
| * @event |
| * @param {ArrayBuffer} buffer The data packet received. |
| */ |
| this.ondata = null; |
| |
| /** |
| * Fired once this stream is finished and no further data will be written. |
| * @event |
| */ |
| this.onend = null; |
| |
| }; |