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/*
* sharedImage.js
*
* EventDance examples
*
* Authors:
* Eduardo Lima Mitev <elima@igalia.com>
*/
imports.searchPath.unshift (".");
imports.searchPath.unshift ("../common");
const Evd = imports.gi.Evd;
const SharedImageServer = imports.sharedImageServer.SharedImageServer;
const PORT = 8080;
// Evd daemon */
var daemon = new Evd.Daemon.get_default (null, null);
/* shared image server */
var sis = new SharedImageServer ({rotate: true});
sis.setPeerOnUpdate (
function (peer, updateObj) {
var cmd = ["update", updateObj];
var msg = JSON.stringify (cmd);
peer.transport.send_text (peer, msg);
}, null);
/* web transport */
var transport = new Evd.WebTransportServer ();
function peerOnReceive (t, peer) {
var data = peer.transport.receive_text (peer);
var cmd = JSON.parse (data, true);
if (cmd === null)
return;
switch (cmd[0]) {
case "req-update":
sis.updatePeer (peer, sis.UPDATE_ALL);
break;
case "grab":
sis.grabImage (peer, cmd[1]);
break;
case "ungrab":
sis.ungrabImage (peer);
break;
case "move":
sis.moveImage (peer, cmd[1]);
break;
}
}
function peerOnOpen (transport, peer) {
var index = sis.acquireViewport (peer);
print ("New peer " + peer.id + " acquired viewport " + index);
}
function peerOnClose (transport, peer) {
var index = sis.releaseViewport (peer);
print ("Release viewport " + index + " by peer " + peer.id);
}
if (transport["signal"]) {
transport.signal.receive.connect (peerOnReceive);
transport.signal.new_peer.connect (peerOnOpen);
transport.signal.peer_closed.connect (peerOnClose);
}
else {
transport.connect ("receive", peerOnReceive);
transport.connect ("new-peer", peerOnOpen);
transport.connect ("peer-closed", peerOnClose);
}
/* web dir */
var webDir = new Evd.WebDir ({ root: "../common" });
/* web selector */
var selector = new Evd.WebSelector ();
selector.set_default_service (webDir);
transport.selector = selector;
selector.listen ("0.0.0.0:" + PORT, null,
function (service, result) {
if (service.listen_finish (result))
print ("Listening, now point your browser to http://localhost:" + PORT + "/shared_image.html");
}, null);
/* start the show */
daemon.run ();
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