(function (angular) {
'use strict';
/**
* @memberof spApp
* @ngdoc service
* @name ColourService
* @description
* Default layer colour service
*/
angular.module('colour-service', [])
.factory("ColourService", [function () {
var colours = ['3366CC', 'DC3912', 'FF9900', '109618', '990099', '0099C6', 'DD4477', '66AA00', 'B82E2E', '316395', '994499', '22AA99', 'AAAA11', '6633CC', 'E67300', '8B0707', '651067', '329262', '5574A6', '3B3EAC', 'B77322', '16D620', 'B91383', 'F4359E', '9C5935', 'A9C413', '2A778D', '668D1C', 'BEA413', '0C5922', '743411'];
var linearColours = ['0506df', '0072ff','00f1ff', '00ff06', 'f6ff01', 'ff8a00', 'fe1c00'];
var index = 0;
return {
/**
* Get the next colour
* @memberof ColourService
* @returns {String} RGB, e.g. '3366CC'
*/
nextColour: function () {
var colour = colours[index % colours.length];
index++;
return colour;
},
/**
* Get colour at index as
* @memberof ColourService
* @returns {Object} red, green, blue. e.g. 'red: 255, green: 255, blue: 0'
*/
getColour: function (pos) {
var c = colours[pos % colours.length];
return this.parseHexToRGB(c);
},
/**
* Get linear colour at index as
* @memberof ColourService
* @returns {Object} red, green, blue. e.g. 'red: 255, green: 255, blue: 0'
*/
getLinearColour: function (pos) {
if (pos >= linearColours.length)
pos = linearColours.length - 1;
var c = linearColours[pos % linearColours.length];
return this.parseHexToRGB(c);
},
parseHexToRGB: function (c) {
return {
red: parseInt(c.substr(0, 2), 16),
green: parseInt(c.substr(2, 2), 16),
blue: parseInt(c.substr(4, 2), 16)
}
}
};
}])
}(angular));