define(function(require, exports, module) { "use strict"; var Range = require("../range").Range; var Document = require("../document").Document; var lang = require("../lib/lang"); var Mirror = exports.Mirror = function(sender) { this.sender = sender; var doc = this.doc = new Document(""); var deferredUpdate = this.deferredUpdate = lang.delayedCall(this.onUpdate.bind(this)); var _self = this; sender.on("change", function(e) { var data = e.data; if (data[0].start) { doc.applyDeltas(data); } else { for (var i = 0; i < data.length; i += 2) { if (Array.isArray(data[i+1])) { var d = {action: "insert", start: data[i], lines: data[i+1]}; } else { var d = {action: "remove", start: data[i], end: data[i+1]}; } doc.applyDelta(d, true); } } if (_self.$timeout) return deferredUpdate.schedule(_self.$timeout); _self.onUpdate(); }); }; (function() { this.$timeout = 500; this.setTimeout = function(timeout) { this.$timeout = timeout; }; this.setValue = function(value) { this.doc.setValue(value); this.deferredUpdate.schedule(this.$timeout); }; this.getValue = function(callbackId) { this.sender.callback(this.doc.getValue(), callbackId); }; this.onUpdate = function() { // abstract method }; this.isPending = function() { return this.deferredUpdate.isPending(); }; }).call(Mirror.prototype); });