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arangodb/html/admin/js/graphViewer/graph/colourMapper.js

123 lines
3.8 KiB
JavaScript

/*jslint indent: 2, nomen: true, maxlen: 100, white: true plusplus: true */
/*global _, $, d3*/
////////////////////////////////////////////////////////////////////////////////
/// @brief Graph functionality
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Michael Hackstein
/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
function ColourMapper() {
"use strict";
var mapCreated = false,
mapping = {},
reverseMapping = {},
colours = [],
listener,
self = this,
nextColour = 0;
colours.push({back: "navy", front: "white"});
colours.push({back: "green", front: "white"});
colours.push({back: "gold", front: "black"});
colours.push({back: "red", front: "black"});
colours.push({back: "saddlebrown", front: "white"});
colours.push({back: "skyblue", front: "black"});
colours.push({back: "olive", front: "black"});
colours.push({back: "deeppink", front: "black"});
colours.push({back: "orange", front: "black"});
colours.push({back: "silver", front: "black"});
colours.push({back: "blue", front: "white"});
colours.push({back: "yellowgreen", front: "black"});
colours.push({back: "firebrick", front: "black"});
colours.push({back: "rosybrown", front: "black"});
colours.push({back: "hotpink", front: "black"});
colours.push({back: "purple", front: "white"});
colours.push({back: "cyan", front: "black"});
colours.push({back: "teal", front: "black"});
colours.push({back: "peru", front: "black"});
colours.push({back: "maroon", front: "white"});
this.getColour = function(value) {
if (mapping[value] === undefined) {
mapping[value] = colours[nextColour];
if (reverseMapping[colours[nextColour].back] === undefined) {
reverseMapping[colours[nextColour].back] = {
front: colours[nextColour].front,
list: []
};
}
reverseMapping[colours[nextColour].back].list.push(value);
nextColour++;
if (nextColour === colours.length) {
nextColour = 0;
}
}
if (listener !== undefined) {
listener(self.getList());
}
return mapping[value].back;
};
this.getForegroundColour = function(value) {
if (mapping[value] === undefined) {
mapping[value] = colours[nextColour];
if (reverseMapping[colours[nextColour].back] === undefined) {
reverseMapping[colours[nextColour].back] = {
front: colours[nextColour].front,
list: []
};
}
reverseMapping[colours[nextColour].back].list.push(value);
nextColour++;
if (nextColour === colours.length) {
nextColour = 0;
}
}
if (listener !== undefined) {
listener(self.getList());
}
return mapping[value].front;
};
this.reset = function() {
mapping = {};
reverseMapping = {};
nextColour = 0;
if (listener !== undefined) {
listener(self.getList());
}
};
this.getList = function() {
return reverseMapping;
};
this.setChangeListener = function(callback) {
listener = callback;
};
this.reset();
}