$ npm install
$ npm run test
$ npm run dev //default server port is 8000
$ npm run release //build release files
Watch the wordcloud component in action on the demo page.
$ bower install angular-d3-word-cloud
angular.js, d3.js, d3.layout.cloud.js would be install as dependencies auto. If it won't for some error, install it manually.
$ bower install angular
$ bower install d3
$ bower install d3-cloud
$ npm install angular-d3-word-cloud
Add dependencies to the section of your index html:
<meta charset="utf-8"> <!-- it's important for d3.js -->
<script src="[bower_components/node_modules]/angular/angular.min.js"></script>
<script src="[bower_components/node_modules]/d3/d3.min.js"></script>
<script src="[bower_components/node_modules]/d3-cloud/build/d3.layout.cloud.js"></script>
<script src="[bower_components/node_modules]/angular-d3-word-cloud/dist/angular-word-cloud.min.js"></script>Note: if words element not contains color property, default will use d3 schemeCategory20
words=[array]-> [{text: '',size: 0, color: '#6d989e', tooltipText: ''}]height=[number]width=[number]padding=[number]-> [optional] padding for each word, defaults to5rotate=[number, function]-> [optional] rotation for each word, default to~~(Math.random() * 2) * 60random=[function]-> [optional] default toMath.random, If specified, sets the internal random number generator, used for selecting the initial position of each word, and the clockwise/counterclockwise direction of the spiral for each word. This should return a number in the range [0, 1).use-tooltip=[boolean]default tooltip templateuse-transition=[boolean]transition with font sizeon-click=[function]-> word clicked callback
<div id="wordsCloud">
<word-cloud words="appCtrl.words" width="appCtrl.width" height="appCtrl.height" padding="5" rotate="appCtrl.rotate" use-tooltip="appCtrl.useTooltip" random="appCtrl.random" use-transition="appCtrl.useTransition" on-click="appCtrl.wordClicked">
</word-cloud>
</div>Inject angular-d3-word-cloud into angular module, set up some options to our controller
(function(){
angular.module('app',['angular-d3-word-cloud'])
.controller('appController',['$window','$element',appController])
function appController($window,$element){
var self = this;
self.height = $window.innerHeight * 0.5;
self.width = $element.find('#wordsCloud')[0].offsetWidth;
self.wordClicked = wordClicked;
self.rotate = rotate;
self.useTooltip = true;
self.useTransition = false;
self.words = [
{text: 'Angular',size: 25, color: '#6d989e', tooltipText: 'Angular Tooltip'},
{text: 'Angular2',size: 35, color: '#473fa3', tooltipText: 'Angular2 Tooltip'}
]
self.random = random;
function random() {
return 0.4; // a constant value here will ensure the word position is fixed upon each page refresh.
}
function rotate() {
return ~~(Math.random() * 2) * 90;
}
function wordClicked(word){
alert('text: ' + word.text + ',size: ' + word.size);
}
}
})() var content = 'Angular Angular2 Angular3 Express Nodejs';
originWords = self.content.split(/\s+/g);
originWords = originWords.map(function(word) {
return {
text: word,
count: Math.floor(Math.random() * maxWordCount)
}
}).sort(function(a, b) {
return b.count - a.count;
}) var element = document.getElementById('wordsCloud');
var height = $window.innerHeight * 0.75;
element.style.height = height + 'px';
var width = element.getBoundingClientRect().width;
var maxCount = originWords[0].count;
var minCount = originWords[originWords.length - 1].count;
var maxWordSize = width * 0.15;
var minWordSize = maxWordSize / 5;
var spread = maxCount - minCount;
if (spread <= 0) spread = 1;
var step = (maxWordSize - minWordSize) / spread;
self.words = originWords.map(function(word) {
return {
text: word.text,
size: Math.round(maxWordSize - ((maxCount - word.count) * step)),
color: '#473fa3'//you can assign custom color
}
})
self.width = width;
self.height = height;
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