seimin
/
itsm-whlg


			
				
					
						
						
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							<!DOCTYPE html>
<html ng-app="myapp">
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> 
<script src="https://maps.google.com/maps/api/js?libraries=visualization"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.25/angular.js"></script>
<!-- build:js scripts/ng-map.min.js -->
<script src="../app/scripts/app.js"></script>
<script src="../app/scripts/directives/map_controller.js"></script>
<script src="../app/scripts/directives/map.js"></script>
<script src="../app/scripts/directives/marker.js"></script>
<script src="../app/scripts/directives/shape.js"></script>
<script src="../app/scripts/directives/heatmap-layer.js"></script>
<script src="../app/scripts/services/geo_coder.js"></script>
<script src="../app/scripts/services/navigator_geolocation.js"></script>
<script src="../app/scripts/services/attr2_options.js"></script>
<!-- endbuild -->
<script src="taxi-data.js"></script>
<script>
  var app = angular.module('myapp', ['ngMap']);
  app.controller('LayerHeatmapCtrl', function($scope) {
    var heatmap;
    $scope.$on('mapInitialized', function(event, map) {
      heatmap = map.heatmapLayers.foo;
    });

    $scope.toggleHeatmap= function(event) {
      heatmap.setMap(heatmap.getMap() ? null : $scope.map);
    };

    $scope.changeGradient = function() {
      var gradient = [
        'rgba(0, 255, 255, 0)',
        'rgba(0, 255, 255, 1)',
        'rgba(0, 191, 255, 1)',
        'rgba(0, 127, 255, 1)',
        'rgba(0, 63, 255, 1)',
        'rgba(0, 0, 255, 1)',
        'rgba(0, 0, 223, 1)',
        'rgba(0, 0, 191, 1)',
        'rgba(0, 0, 159, 1)',
        'rgba(0, 0, 127, 1)',
        'rgba(63, 0, 91, 1)',
        'rgba(127, 0, 63, 1)',
        'rgba(191, 0, 31, 1)',
        'rgba(255, 0, 0, 1)'
      ]
      heatmap.set('gradient', heatmap.get('gradient') ? null : gradient);
    }

    $scope.changeRadius = function() {
      heatmap.set('radius', heatmap.get('radius') ? null : 20);
    }

    $scope.changeOpacity = function() {
      heatmap.set('opacity', heatmap.get('opacity') ? null : 0.2);
    }
  });
</script>
</head>
<body>
  <style>
    div[ng-controller=LayerHeatmapCtrl] {
      position:relative;
    }
    div[ng-controller=LayerHeatmapCtrl] #panel{
      position: absolute;
      top: 5px;
      left: 50%;
      margin-left: -180px;
      z-index: 5;
      background-color: #fff;
      padding: 5px;
      border: 1px solid #999;
    }
  </style>
  <div ng-controller="LayerHeatmapCtrl">
    <div id="panel">
      <button ng-click="toggleHeatmap()">Toggle Heatmap</button>
      <button ng-click="changeGradient()">Change gradient</button>
      <button ng-click="changeRadius()">Change radius</button>
      <button ng-click="changeOpacity()">Change opacity</button>
    </div>
    <map zoom="13" center="37.774546, -122.433523" map-type-id="SATELLITE">
      <heatmap-layer id="foo" data="taxiData"></heatmap>
    </map>
  </div>
</body>
</html>