mirror of https://gitee.com/bigwinds/arangodb
106 lines
3.4 KiB
JavaScript
106 lines
3.4 KiB
JavaScript
/*jslint indent: 2, nomen: true, maxlen: 100, sloppy: true, vars: true, white: true, plusplus: true */
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/*global _*/
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/*global EventLibrary*/
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////////////////////////////////////////////////////////////////////////////////
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/// @brief Graph functionality
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Michael Hackstein
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/// @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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function EventDispatcher(nodeShaper, edgeShaper, config) {
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"use strict";
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var eventlib,
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expandConfig,
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self = this;
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if (nodeShaper === undefined) {
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throw "NodeShaper has to be given.";
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}
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if (edgeShaper === undefined) {
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throw "EdgeShaper has to be given.";
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}
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eventlib = new EventLibrary();
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self.events = {};
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if (config !== undefined) {
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if (config.expand !== undefined) {
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if (eventlib.checkExpandConfig(config.expand)) {
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self.events.EXPAND = new eventlib.Expand(config.expand);
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}
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}
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if (config.nodeEditor !== undefined) {
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if (config.nodeEditor.shaper === undefined) {
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config.nodeEditor.shaper = nodeShaper;
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}
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if (eventlib.checkNodeEditorConfig(config.nodeEditor)) {
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self.events.CREATENODE = new eventlib.InsertNode(config.nodeEditor);
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self.events.PATCHNODE = new eventlib.PatchNode(config.nodeEditor);
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self.events.DELETENODE = new eventlib.DeleteNode(config.nodeEditor);
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}
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}
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if (config.edgeEditor !== undefined) {
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if (config.edgeEditor.shaper === undefined) {
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config.edgeEditor.shaper = edgeShaper;
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}
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if (eventlib.checkEdgeEditorConfig(config.edgeEditor)) {
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self.events.CREATEEDGE = new eventlib.InsertEdge(config.edgeEditor);
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self.events.PATCHEDGE = new eventlib.PatchEdge(config.edgeEditor);
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self.events.DELETEEDGE = new eventlib.DeleteEdge(config.edgeEditor);
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}
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}
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}
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Object.freeze(self.events);
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//Check for expand config
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self.bind = function (object, event, func) {
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if (func === undefined || !_.isFunction(func)) {
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throw "You have to give a function that should be bound as a third argument";
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}
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switch (object) {
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case "nodes":
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nodeShaper.on(event, func);
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nodeShaper.drawNodes();
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break;
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case "edges":
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edgeShaper.on(event, func);
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edgeShaper.drawEdges();
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break;
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default:
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if (object.bind !== undefined) {
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object.unbind(event);
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object.bind(event, func);
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} else {
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throw "Sorry cannot bind to object. Please give either "
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+ "\"nodes\", \"edges\" or a jQuery-selected DOM-Element";
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}
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}
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};
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self.unbind = function () {
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throw "Not implemented";
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};
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} |