passman/js/app/directives/colorfromstring.js
2016-09-28 00:14:32 +02:00

34 lines
769 B
JavaScript

'use strict';
/**
* @ngdoc directive
* @name passmanApp.directive:passwordGen
* @description
* # passwordGen
*/
angular.module('passmanApp')
.directive('colorFromString', ['$window', function ($window) {
return {
restrict: 'A',
scope:{
string: '=colorFromString'
},
link: function (scope, el, attr, ctrl) {
function genColor(str) { // java String#hashCode
var hash = 0;
for (var i = 0; i < str.length; i++) {
hash = str.charCodeAt(i) + ((hash << 5) - hash);
}
var c = (hash & 0x00FFFFFF)
.toString(16)
.toUpperCase();
return '#' + '00000'.substring(0, 6 - c.length) + c;
}
scope.$watch('string', function(){
$(el).css('border-color', genColor(scope.string));
})
}
};
}]);