mirror of https://gitee.com/bigwinds/arangodb
123 lines
3.8 KiB
JavaScript
123 lines
3.8 KiB
JavaScript
/*jslint indent: 2, nomen: true, maxlen: 100, white: true plusplus: true */
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/*global _, $, d3*/
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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 2011-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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function ColourMapper() {
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"use strict";
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var mapCreated = false,
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mapping = {},
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reverseMapping = {},
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colours = [],
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listener,
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self = this,
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nextColour = 0;
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colours.push({back: "navy", front: "white"});
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colours.push({back: "green", front: "white"});
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colours.push({back: "gold", front: "black"});
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colours.push({back: "red", front: "black"});
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colours.push({back: "saddlebrown", front: "white"});
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colours.push({back: "skyblue", front: "black"});
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colours.push({back: "olive", front: "black"});
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colours.push({back: "deeppink", front: "black"});
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colours.push({back: "orange", front: "black"});
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colours.push({back: "silver", front: "black"});
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colours.push({back: "blue", front: "white"});
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colours.push({back: "yellowgreen", front: "black"});
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colours.push({back: "firebrick", front: "black"});
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colours.push({back: "rosybrown", front: "black"});
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colours.push({back: "hotpink", front: "black"});
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colours.push({back: "purple", front: "white"});
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colours.push({back: "cyan", front: "black"});
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colours.push({back: "teal", front: "black"});
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colours.push({back: "peru", front: "black"});
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colours.push({back: "maroon", front: "white"});
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this.getColour = function(value) {
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if (mapping[value] === undefined) {
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mapping[value] = colours[nextColour];
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if (reverseMapping[colours[nextColour].back] === undefined) {
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reverseMapping[colours[nextColour].back] = {
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front: colours[nextColour].front,
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list: []
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};
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}
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reverseMapping[colours[nextColour].back].list.push(value);
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nextColour++;
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if (nextColour === colours.length) {
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nextColour = 0;
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}
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}
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if (listener !== undefined) {
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listener(self.getList());
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}
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return mapping[value].back;
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};
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this.getForegroundColour = function(value) {
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if (mapping[value] === undefined) {
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mapping[value] = colours[nextColour];
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if (reverseMapping[colours[nextColour].back] === undefined) {
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reverseMapping[colours[nextColour].back] = {
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front: colours[nextColour].front,
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list: []
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};
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}
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reverseMapping[colours[nextColour].back].list.push(value);
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nextColour++;
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if (nextColour === colours.length) {
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nextColour = 0;
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}
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}
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if (listener !== undefined) {
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listener(self.getList());
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}
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return mapping[value].front;
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};
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this.reset = function() {
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mapping = {};
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reverseMapping = {};
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nextColour = 0;
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if (listener !== undefined) {
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listener(self.getList());
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}
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};
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this.getList = function() {
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return reverseMapping;
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};
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this.setChangeListener = function(callback) {
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listener = callback;
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};
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this.reset();
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} |