Hillside 4/18

<!DOCTYPE html>
<head>
  <meta name="viewport" content="intial-scale=1.0, user-scalable=no"/>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>  
  <style>
    body

{margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } 
    #map {position:absolute;width: 100%;height: 100%; }
    #mapid {height: 180px;}
 		
    #legend {font-family: Arial, sans-serif;background: #fff;padding: 10px;margin: 10px; border: 3px solid #000;}
    #legend h3 {margin-top: 0;}
		#legend img {vertical-align: middle;}
  
  </style>

</head>

<body>
  
  <div id="map"></div>
	<div id="legend">
    <h3>Legend</h3>
  </div>
  <div id="SVG"> </div>
  
  <script>

// Create Google Maps Background
    function initMap() {
        // Create a map object and specify the DOM element for display.
   map = new google.maps.Map(document.getElementById('map'), {
          center: 
          {lat: 38.434084, lng: -78.864970},
          scrollwheel: true,
          zoom: 30,
        	mapTypeId: "satellite",
          //rotates the map
          heading: 60,}
          );
 
// read in the json data and create plots:      
d3.json("data.json", function(err, data) {
    var plots = d3.select("body").selectAll("plots")	
    .data(data.features) 
    .enter()
    .each(function(d) {
    	if (d.Treatment == "Compost") {
    	var rectangle = new google.maps.Rectangle({
          strokeColor: 'black',
          strokeOpacity: 0.8,
          strokeWeight: 2,
          fillColor: "#654321",
         	fillOpacity: 1.0,
          map: map,
          bounds: {
            north: +d.Latitude,
            south: +d.Latitude - 0.00014,
            east: +d.Longitude,
            west: +d.Longitude - 0.00014}})}
    	else if (d.Treatment == "Natural") {
        var rectangle = new google.maps.Rectangle({
          strokeColor: 'black',
          strokeOpacity: 0.8,
          strokeWeight: 2,
          fillColor: "green",
         	fillOpacity: 1,
          map: map,
          bounds: {
            north: +d.Latitude,
            south: +d.Latitude - 0.00014,
            east: +d.Longitude,
            west: +d.Longitude - 0.00014}})}
    }     
         )
    console.log("data:", data)})
    
      
 
      
 
// Create legend, add icons:
var legend = document.getElementById('legend');
for (var key in icons) {
          var type = icons[key];
          var name = type.name;
          var icon = type.icon;
          var div = document.createElement('div');
          div.innerHTML = '<input type = "checkbox" onclick="show()">' + name +'<img src="' + icon + '"> '
          legend.appendChild(div);
        }
        map.controls[google.maps.ControlPosition.TOP_RIGHT].push(legend);
    console.log("icons:", icons)
    console.log("info:", icons.PlantRichness)} 
    
   
              
  
    
    
// Create function to call other functions, based on which boxes are clicked: 
function show() {
  d3.select("body").selectAll("icons")	
    .data(icons) 
  if (icons.PlantRichness.name == "Plant Richness") {return plants() + console.log("returning plants")} 
  else if (icons.InsectRichness.name == "Insect Richness") {return insects() + console.log("returning insects")}
	else if (icons.name == "Soil Moisture") {return soilmoisture() + console.log("returning soil moisture")}

console.log("running show function")

}

var icons = {	
      	PlantRichness: {
          name: 'Plant Richness',    			icon:'https://orig02.deviantart.net/c605/f/2017/054/6/5/flower_icon_by_redqueenallison-db03ww0.png'},
      InsectRichness: {
        name: 'Insect Richness',
        icon:  'https://upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Crystal_Project_bug.png/50px-Crystal_Project_bug.png', },
      SoilMoisture: {
        name: 'Soil Moisture',
        icon: 'https://a.deviantart.net/avatars/s/p/spudfuzz.png?10'},
        }

// Create function to add flowers to plots, based on the data
function plants() {
    i = d3.select('input');
    console.log("input:", i)
  //if (d3.selectAll('input').property('checked' , true)) { 
    d3.json("data.json", function(err, data) {
      var images = d3.select("body").selectAll("images")	
          .data(data.features) 
          .enter()
          .each(function(d) {  
             var features = [
                {position: new google.maps.LatLng(d.Latitude - 0.00003, d.Longitude - 0.000115),
                 type: 'PlantRichness'},
            /*  {position: new google.maps.LatLng(d.Latitude - 0.00008, d.Longitude - 0.000115),
                  type: 'InsectRichness'},
             {position: new google.maps.LatLng(d.Latitude - 0.00012, d.Longitude - 0.000115),
          		  type: 'SoilMoisture'} */
                ]
          features.forEach(function(feature) {
              var marker = new google.maps.Marker({
                size: new google.maps.Size(10,10),
                position: feature.position,
                icon: icons[feature.type].icon,
                map: map,})
              var contentString = '<div id="content">'+
            '<div id="siteNotice">'+
            '</div>'+
            '<h1 id="firstHeading" class="firstHeading">Plant Richness</h1>'+
            '<div id="bodyContent">'+
            '<p><b>Plant Richness</b>, = d.PlantRichness </p>'+
            '</div>'+
            '</div>';
    
    var infowindow = new google.maps.InfoWindow({
          content: contentString})
    marker.addListener('click', function() {
       infowindow.open(map, marker);}) })   
          })})
}
      console.log("showing plant richness")
       
// Create function to add insects to plots, based on the data:
  function insects() {
    d3.json("data.json", function(err, data) {
      var images = d3.select("body").selectAll("images")	
          .data(data.features) 
          .enter()
          .each(function(d) {  
             var features = [
                {position: new google.maps.LatLng(d.Latitude - 0.00008, d.Longitude - 0.000115),
                  type: 'InsectRichness'},]
          features.forEach(function(feature) {
              var marker = new google.maps.Marker({
                position: feature.position,
                icon: icons[feature.type].icon,
                anchor: new google.maps.Point(feature.position),
                map: map,
            })})   
          })})
     
      
    console.log("showing insect richness")}

</script>
 
</body>

https://d3js.org/d3.v4.min.js