温度图

In this example below you will see how to do a 温度图 with some HTML / CSS and Javascript

Thumbnail
This awesome code was written by qinghaozhao, you can see more from this user in the personal repository.
You can find the original code on Codepen.io
Copyright qinghaozhao ©
  • HTML
  • CSS
  • JavaScript
    <div>
  <div class="title"><h2>温度图</h2></div>
<div class="chart"></div>
  
 </div>

/*Downloaded from https://www.codeseek.co/qinghaozhao/andx6e29andx5ea6andx56fe-YGjNba */
    .rect{
	padding:0px;
	margin:0px;
}
.tooltip{
	position:absolute;
	background-color:#ffaaaa;
}
.title{
  text-align:center;
}
.chart{
  width:1040px;
  height:600px;
  margin 10px auto;
  background-color:#999999;
}


/*Downloaded from https://www.codeseek.co/qinghaozhao/andx6e29andx5ea6andx56fe-YGjNba */
    $(document).ready(onReady);
    function onReady(){
    	var months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
    	var colors = ["#5e4fa2", "#3288bd", "#66c2a5", "#abdda4", "#e6f598", "#ffffbf", "#fee08b", "#fdae61", "#f46d43", "#d53e4f", "#9e0142"];
    	 var url = 'https://raw.githubusercontent.com/FreeCodeCamp/ProjectReferenceData/master/global-temperature.json';

	 // $.getJSON(url,function(jsonData){
      	console.log(1);
      	var data = tmpdata.monthlyVariance;
      	var base = tmpdata.baseTemperature;
	  	var varianceData = data.map(function(obj) {
	    	return obj.variance;
	  	});

		  var lowVariance = d3.min(varianceData);
		  var highVariance = d3.max(varianceData);
      	
		var margin = { top: 20,
	        right: 20,
	        bottom: 20,
	        left: 20}
	     
	     var width = 1040- margin.left - margin.right;
	     var height= 500- margin.top-margin.bottom;
	     var xwidth = width/data.length;
	     var xheight = height/12;

	     var cs = d3.scaleQuantile().domain([lowVariance+base,highVariance+base]).range(colors);

	     var xs = d3.scaleLinear().domain([1753,2015]).range([0,width]);
	     var ys = d3.scaleLinear().domain([1,12]).range([420,0]);


	     console.log(lowVariance,highVariance,base);
	     var xas = d3.axisBottom(xs);
	     xas.s
	     var yas = d3.axisLeft(ys);

	      var div = d3.select(".chart").append("div")
	      .attr("class", "tooltip")
	      .style("opacity", 0);

	     var svg = d3.select(".chart").append("svg");
	     svg.attr("class","svg");
	     svg.attr("width",1040);
	     svg.attr("height",600);

	     var rect = svg.selectAll("rect").data(data).enter().append("rect");
	     rect.attr("class","rect");
	     rect.attr("transform","translate(30,-0)");
	     rect.attr("x",function(d,i){
	     	return xs(d.year);
	     });
	     rect.attr("y",function(d,i){
	     	return ys(d.month);
	     });
	     rect.attr("width",5);
	     rect.attr("height",xheight);
		 rect.style("fill",function(d,i){
		 	//console.log(cs(d.variance + base));
	     	return cs(d.variance + base);
	     });
		 rect.style("padding","0px");
		 rect.style("margin","0px");

		  rect.on("mouseover",function(d){
     	 var rect = d3.select(this);
   
        var year = d.year;
        var month = d.month;	
        var variance = d.variance
       
        div.transition()
          .duration(200)
          .style("opacity", 0.9);
        div.html("<span class='amount'>variance:" + variance + "</span></br><span class='year'>Date:" + year + ' ' + month + "</span>")
        .style("left", (d3.event.pageX + 5) + "px")
        .style("top", (d3.event.pageY - 50) + "px");
     })
     rect.on("mouseout",function(){
     	div.html("");
     })

	     var xg = svg.append("g")
	     .attr("transform","translate(30,"+(460)+")")
	     .attr("class","xAxis")
	     .call(xas);

	     var yg = svg.append("g")
	     .attr("transform","translate(30,20)")
	     .attr("class","yAxis")
	     .call(yas);

     	// });
    }

    var tmpdata = {
  "baseTemperature": 8.66,
  "monthlyVariance": [
    {
      "year": 1753,
      "month": 1,
      "variance": -1.366
    },
    {
      "year": 1753,
      "month": 2,
      "variance": -2.223
    },
    {
      "year": 1753,
      "month": 3,
      "variance": 0.211
    },
    {
      "year": 1753,
      "month": 4,
      "variance": -0.958
    },
    {
      "year": 1753,
      "month": 5,
      "variance": 0.175
    },
    {
      "year": 1753,
      "month": 6,
      "variance": 1.049
    },
    {
      "year": 1753,
      "month": 7,
      "variance": 0.464
    },
    {
      "year": 1753,
      "month": 8,
      "variance": -0.526
    },
    {
      "year": 1753,
      "month": 9,
      "variance": 0.470
    },
    {
      "year": 1753,
      "month": 10,
      "variance": -0.610
    },
    {
      "year": 1753,
      "month": 11,
      "variance": -1.452
    },
    {
      "year": 1753,
      "month": 12,
      "variance": -4.256
    },
    {
      "year": 1754,
      "month": 1,
      "variance": -1.748
    },
    {
      "year": 1754,
      "month": 2,
      "variance": -4.175
    },
    {
      "year": 1754,
      "month": 3,
      "variance": -1.448
    },
    {
      "year": 1754,
      "month": 4,
      "variance": 2.672
    },
    {
      "year": 1754,
      "month": 5,
      "variance": -0.031
    },
    {
      "year": 1754,
      "month": 6,
      "variance": 0.826
    },
    {
      "year": 1754,
      "month": 7,
      "variance": 0.082
    },
    {
      "year": 1754,
      "month": 8,
      "variance": -1.308
    },
    {
      "year": 1754,
      "month": 9,
      "variance": -1.773
    },
    {
      "year": 1754,
      "month": 10,
      "variance": 0.134
    },
    {
      "year": 1754,
      "month": 11,
      "variance": -0.629
    },
    {
      "year": 1754,
      "month": 12,
      "variance": -0.362
    },
    {
      "year": 1755,
      "month": 1,
      "variance": -2.384
    },
    {
      "year": 1755,
      "month": 2,
      "variance": -2.962
    },
    {
      "year": 1755,
      "month": 3,
      "variance": -1.498
    },
    {
      "year": 1755,
      "month": 4,
      "variance": 0.084
    },
    {
      "year": 1755,
      "month": 5,
      "variance": 0.784
    },
    {
      "year": 1755,
      "month": 6,
      "variance": 1.872
    },
    {
      "year": 1755,
      "month": 7,
      "variance": -0.270
    },
    {
      "year": 1755,
      "month": 8,
      "variance": -1.369
    },
    {
      "year": 1755,
      "month": 9,
      "variance": -1.096
    },
    {
      "year": 1755,
      "month": 10,
      "variance": 0.610
    },
    {
      "year": 1755,
      "month": 11,
      "variance": -0.772
    },
    {
      "year": 1755,
      "month": 12,
      "variance": -2.551
    },
    {
      "year": 1756,
      "month": 1,
      "variance": 0.554
    },
    {
      "year": 1756,
      "month": 2,
      "variance": 2.772
    },
    {
      "year": 1756,
      "month": 3,
      "variance": -0.995
    },
    {
      "year": 1756,
      "month": 4,
      "variance": 0.940
    },
    {
      "year": 1756,
      "month": 5,
      "variance": 2.365
    },
    {
      "year": 1756,
      "month": 6,
      "variance": 1.066
    },
    {
      "year": 1756,
      "month": 7,
      "variance": -0.741
    },
    {
      "year": 1756,
      "month": 8,
      "variance": -1.481
    },
    {
      "year": 1756,
      "month": 9,
      "variance": -0.221
    },
    {
      "year": 1756,
      "month": 10,
      "variance": -2.177
    },
    {
      "year": 1756,
      "month": 11,
      "variance": -2.535
    },
    {
      "year": 1756,
      "month": 12,
      "variance": -3.079
    },
    {
      "year": 1757,
      "month": 1,
      "variance": -3.552
    },
    {
      "year": 1757,
      "month": 2,
      "variance": 0.885
    },
    {
      "year": 1757,
      "month": 3,
      "variance": -0.588
    },
    {
      "year": 1757,
      "month": 4,
      "variance": -0.904
    },
    {
      "year": 1757,
      "month": 5,
      "variance": 0.943
    },
    {
      "year": 1757,
      "month": 6,
      "variance": 3.635
    },
    {
      "year": 1757,
      "month": 7,
      "variance": 3.031
    },
    {
      "year": 1757,
      "month": 8,
      "variance": 2.942
    },
    {
      "year": 1757,
      "month": 9,
      "variance": 1.807
    },
    {
      "year": 1757,
      "month": 10,
      "variance": -3.128
    },
    {
      "year": 1757,
      "month": 11,
      "variance": -2.799
    },
    {
      "year": 1757,
      "month": 12,
      "variance": -4.085
    },
    {
      "year": 1758,
      "month": 1,
      "variance": -5.045
    },
    {
      "year": 1758,
      "month": 2,
      "variance": -2.020
    },
    {
      "year": 1758,
      "month": 3,
      "variance": -1.596
    },
    {
      "year": 1758,
      "month": 4,
      "variance": -2.015
    },
    {
      "year": 1758,
      "month": 5,
      "variance": -2.437
    },
    {
      "year": 1758,
      "month": 6,
      "variance": -0.572
    },
    {
      "year": 1758,
      "month": 7,
      "variance": -0.952
    },
    {
      "year": 1758,
      "month": 8,
      "variance": -2.996
    },
    {
      "year": 1758,
      "month": 9,
      "variance": -2.763
    },
    {
      "year": 1758,
      "month": 10,
      "variance": -6.976
    },
    {
      "year": 1758,
      "month": 11,
      "variance": 0.036
    },
    {
      "year": 1758,
      "month": 12,
      "variance": -1.591
    },
    {
      "year": 1759,
      "month": 1,
      "variance": 1.665
    },
    {
      "year": 1759,
      "month": 2,
      "variance": 0.791
    },
    {
      "year": 1759,
      "month": 3,
      "variance": -0.933
    },
    {
      "year": 1759,
      "month": 4,
      "variance": -3.226
    },
    {
      "year": 1759,
      "month": 5,
      "variance": -1.923
    },
    {
      "year": 1759,
      "month": 6,
      "variance": -0.250
    },
    {
      "year": 1759,
      "month": 7,
      "variance": -2.330
    },
    {
      "year": 1759,
      "month": 8,
      "variance": -0.139
    },
    {
      "year": 1759,
      "month": 9,
      "variance": -0.204
    },
    {
      "year": 1759,
      "month": 10,
      "variance": -1.408
    },
    {
      "year": 1759,
      "month": 11,
      "variance": -2.637
    },
    {
      "year": 1759,
      "month": 12,
      "variance": -4.660
    },
    {
      "year": 1760,
      "month": 1,
      "variance": -4.089
    },
    {
      "year": 1760,
      "month": 2,
      "variance": -0.400
    },
    {
      "year": 1760,
      "month": 3,
      "variance": -3.389
    },
    {
      "year": 1760,
      "month": 4,
      "variance": -1.827
    },
    {
      "year": 1760,
      "month": 5,
      "variance": -1.498
    },
    {
      "year": 1760,
      "month": 6,
      "variance": -1.651
    },
    {
      "year": 1760,
      "month": 7,
      "variance": -2.058
    },
    {
      "year": 1760,
      "month": 8,
      "variance": -0.970
    },
    {
      "year": 1760,
      "month": 9,
      "variance": -1.695
    },
    {
      "year": 1760,
      "month": 10,
      "variance": -2.816
    },
    {
      "year": 1760,
      "month": 11,
      "variance": -1.405
    },
    {
      "year": 1760,
      "month": 12,
      "variance": -2.479
    },
    {
      "year": 1761,
      "month": 1,
      "variance": -2.906
    },
    {
      "year": 1761,
      "month": 2,
      "variance": -0.101
    },
    {
      "year": 1761,
      "month": 3,
      "variance": 0.726
    },
    {
      "year": 1761,
      "month": 4,
      "variance": -1.955
    },
    {
      "year": 1761,
      "month": 5,
      "variance": 1.372
    },
    {
      "year": 1761,
      "month": 6,
      "variance": 3.331
    },
    {
      "year": 1761,
      "month": 7,
      "variance": 4.471
    },
    {
      "year": 1761,
      "month": 8,
      "variance": 0.355
    },
    {
      "year": 1761,
      "month": 9,
      "variance": -0.387
    },
    {
      "year": 1761,
      "month": 10,
      "variance": -2.267
    },
    {
      "year": 1761,
      "month": 11,
      "variance": -1.781
    },
    {
      "year": 1761,
      "month": 12,
      "variance": -6.084
    },
    {
      "year": 1762,
      "month": 1,
      "variance": 3.413
    },
    {
      "year": 1762,
      "month": 2,
      "variance": 1.968
    },
    {
      "year": 1762,
      "month": 3,
      "variance": -1.680
    },
    {
      "year": 1762,
      "month": 4,
      "variance": -0.229
    },
    {
      "year": 1762,
      "month": 5,
      "variance": -1.263
    },
    {
      "year": 1762,
      "month": 6,
      "variance": -0.021
    },
    {
      "year": 1762,
      "month": 7,
      "variance": 0.084
    },
    {
      "year": 1762,
      "month": 8,
      "variance": -1.092
    },
    {
      "year": 1762,
      "month": 9,
      "variance": -2.625
    },
    {
      "year": 1762,
      "month": 10,
      "variance": -3.415
    },
    {
      "year": 1762,
      "month": 11,
      "variance": -0.523
    },
    {
      "year": 1762,
      "month": 12,
      "variance": -2.116
    },
    {
      "year": 1763,
      "month": 1,
      "variance": -2.222
    },
    {
      "year": 1763,
      "month": 2,
      "variance": -2.097
    },
    {
      "year": 1763,
      "month": 3,
      "variance": -3.653
    },
    {
      "year": 1763,
      "month": 4,
      "variance": -1.317
    },
    {
      "year": 1763,
      "month": 5,
      "variance": -1.383
    },
    {
      "year": 1763,
      "month": 6,
      "variance": -1.285
    },
    {
      "year": 1763,
      "month": 7,
      "variance": 1.797
    },
    {
      "year": 1763,
      "month": 8,
      "variance": -0.766
    },
    {
      "year": 1763,
      "month": 9,
      "variance": -1.564
    },
    {
      "year": 1763,
      "month": 10,
      "variance": -3.969
    },
    {
      "year": 1763,
      "month": 11,
      "variance": -2.062
    },
    {
      "year": 1763,
      "month": 12,
      "variance": -0.186
    },
    {
      "year": 1764,
      "month": 1,
      "variance": -0.763
    },
    {
      "year": 1764,
      "month": 2,
      "variance": 2.684
    },
    {
      "year": 1764,
      "month": 3,
      "variance": -0.214
    },
    {
      "year": 1764,
      "month": 4,
      "variance": -1.417
    },
    {
      "year": 1764,
      "month": 5,
      "variance": -1.021
    },
    {
      "year": 1764,
      "month": 6,
      "variance": -1.810
    },
    {
      "year": 1764,
      "month": 7,
      "variance": -1.903
    },
    {
      "year": 1764,
      "month": 8,
      "variance": -1.394
    },
    {
      "year": 1764,
      "month": 9,
      "variance": -1.100
    },
    {
      "year": 1764,
      "month": 10,
      "variance": 0.852
    },
    {
      "year": 1764,
      "month": 11,
      "variance": -0.102
    },
    {
      "year": 1764,
      "month": 12,
      "variance": 2.059
    },
    {
      "year": 1765,
      "month": 1,
      "variance": 1.161
    },
    {
      "year": 1765,
      "month": 2,
      "variance": -0.100
    },
    {
      "year": 1765,
      "month": 3,
      "variance": 0.893
    },
    {
      "year": 1765,
      "month": 4,
      "variance": 0.594
    },
    {
      "year": 1765,
      "month": 5,
      "variance": -0.445
    },
    {
      "year": 1765,
      "month": 6,
      "variance": -2.720
    },
    {
      "year": 1765,
      "month": 7,
      "variance": -0.539
    },
    {
      "year": 1765,
      "month": 8,
      "variance": -0.503
    },
    {
      "year": 1765,
      "month": 9,
      "variance": -0.826
    },
    {
      "year": 1765,
      "month": 10,
      "variance": -1.188
    },
    {
      "year": 1765,
      "month": 11,
      "variance": -0.321
    },
    {
      "year": 1765,
      "month": 12,
      "variance": -0.843
    },
    {
      "year": 1766,
      "month": 1,
      "variance": -3.393
    },
    {
      "year": 1766,
      "month": 2,
      "variance": 0.935
    },
    {
      "year": 1766,
      "month": 3,
      "variance": 0.025
    },
    {
      "year": 1766,
      "month": 4,
      "variance": -0.430
    },
    {
      "year": 1766,
      "month": 5,
      "variance": 0.013
    },
    {
      "year": 1766,
      "month": 6,
      "variance": -0.022
    },
    {
      "year": 1766,
      "month": 7,
      "variance": -0.918
    },
    {
      "year": 1766,
      "month": 8,
      "variance": 0.104
    },
    {
      "year": 1766,
      "month": 9,
      "variance": 0.532
    },
    {
      "year": 1766,
      "month": 10,
      "variance": -0.656
    },
    {
      "year": 1766,
      "month": 11,
      "variance": 1.438
    },
    {
      "year": 1766,
      "month": 12,
      "variance": -0.959
    },
    {
      "year": 1767,
      "month": 1,
      "variance": -3.186
    },
    {
      "year": 1767,
      "month": 2,
      "variance": 0.099
    },
    {
      "year": 1767,
      "month": 3,
      "variance": 1.227
    },
    {
      "year": 1767,
      "month": 4,
      "variance": -1.926
    },
    {
      "year": 1767,
      "month": 5,
      "variance": -0.744
    },
    {
      "year": 1767,
      "month": 6,
      "variance": 1.423
    },
    {
      "year": 1767,
      "month": 7,
      "variance": -0.840
    },
    {
      "year": 1767,
      "month": 8,
      "variance": 1.303
    },
    {
      "year": 1767,
      "month": 9,
      "variance": 0.076
    },
    {
      "year": 1767,
      "month": 10,
      "variance": -0.090
    },
    {
      "year": 1767,
      "month": 11,
      "variance": 1.920
    },
    {
      "year": 1767,
      "month": 12,
      "variance": -2.231
    },
    {
      "year": 1768,
      "month": 1,
      "variance": -4.652
    },
    {
      "year": 1768,
      "month": 2,
      "variance": -3.224
    },
    {
      "year": 1768,
      "month": 3,
      "variance": -3.548
    },
    {
      "year": 1768,
      "month": 4,
      "variance": -1.183
    },
    {
      "year": 1768,
      "month": 5,
      "variance": -1.942
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} 

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