【发布时间】:2015-12-04 15:12:52
【问题描述】:
我是 angularjs 的新手,正在尝试构建一个利用热图的应用程序。我正在尝试用 d3 来做到这一点。以下是我的代码 sn-ps 和我得到的错误。如果有人能指出我正确的方向,我将不胜感激。谢谢!
结果.html
<html lang="en">
<style h2 {text-align:center;}></style>
<body>
<div ng-app="myApp">
<div class="container">
<div ng-controller="calHeatmap">
<cal-heatmap config="passed_data"></cal-heatmap>
</div>
</div>
</div>
</body>
</html>
calHeatmap.js
'use strict';
var myApp = angular.module('myApp.controllers', []);
myApp.controller('calHeatmap', function ($scope) {
var points = [];
var max = 0;
var width = 840;
var height = 400;
var len = 200;
while (len--) {
var val = Math.floor(Math.random()*100);
max = Math.max(max, val);
var point = {
x: Math.floor(Math.random()*width),
y: Math.floor(Math.random()*height),
value: val
};
points.push(point);
}
// heatmap data format
$scope.passed_data = {
max: max,
data: points
};
})
.directive('heatMap', function(){
return {
restrict: 'E',
scope: {
data: '='
},
template: '<div container></div>',
link: function(scope, ele, attr){
scope.heatmapInstance = h337.create({
container: ele.find('div')[0]
});
scope.heatmapInstance.setData(scope.data);
}
};
});
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Virality of an Online Article</title>
<link rel="icon" href="http://getbootstrap.com/favicon.ico">
<link href="http://getbootstrap.com/dist/css/bootstrap.min.css" rel="stylesheet">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap-theme.min.css">
<script type="text/javascript" src="bower_components/d3/d3.js"></script>
<script type="text/javascript" src="bower_components/cal-heatmap-master/cal-heatmap.js"></script>
<script type="text/javascript" src="bower_components/cal-heatmap-master/cal-heatmap.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<script src="http://code.jquery.com/jquery-1.11.1.js"></script>
<script src="http://code.jquery.com/ui/1.11.1/jquery-ui.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.7/angular.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.7/angular-route.min.js"></script>
<script src="bower_components/angular/angular.js"></script>
<script src="javascript/app.js"></script>
<script src="javascript/controllers/HomeController.js"></script>
<script src="javascript/controllers/calHeatmap.js"></script>
<script src="javascript/highchart-ng.js"></script>
</head>
<body ng-app="myApp">
<div class="container" ng-view="home"></div>
</body>
</html>
【问题讨论】:
标签: javascript angularjs d3.js heatmap