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loleaflet: re-establish the connection

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Based on a patch by Mihai Varga.
This commit is contained in:
Henry Castro 2015-08-26 00:28:11 -04:00
parent d60360dac3
commit b7bd11f58a
1 changed files with 34 additions and 1 deletions
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35
loleaflet/src/layer/tile/TileLayer.js
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@ -91,6 +91,7 @@ L.TileLayer = L.GridLayer.extend({
draggable: true
});
this._emptyTilesCount = 0;
this._msgQueue = [];
},
_initDocument: function () {
@ -521,9 +522,41 @@ L.TileLayer = L.GridLayer.extend({
}
},
_onOpenSocket: function () {
for (var i = 0; i < this._msgQueue.length; i++) {
this._map.socket.send(this._msgQueue[i].msg);
L.Log.log(this._msgQueue[i].msg, this._msgQueue[i].coords);
}
this._msgQueue = [];
},
sendMessage: function (msg, coords) {
L.Log.log(msg, L.OUTGOING, coords);
var socketState = this._map.socket.readyState;
if (socketState === 2 || socketState === 3) {
var socket = this._map._initSocket();
if (socket) {
socket.onopen = L.bind(this._onOpenSocket, this);
socket.onmessage = L.bind(this._onMessage, this);
// clear queue
this._msgQueue = [];
// reload interrupted document
this._msgQueue.push({msg:'load url=' + this.options.doc, coords: coords});
// restore current part
this._msgQueue.push({msg:"setclientpart part=" + this._currentPart, coords: coords});
this._msgQueue.push({msg:"setpage page=" + this._currentPart, coords: coords});
// push next message
this._msgQueue.push({msg: msg, coords: coords});
}
}
if (socketState === 0) {
// push message while trying to connect socket again.
this._msgQueue.push({msg: msg, coords: coords});
}
else if (socketState === 1) {
this._map.socket.send(msg);
L.Log.log(msg, L.OUTGOING, coords);
}
},
_tileOnLoad: function (done, tile) {