d3vis/weather_pull.html at master · becryan/d3vis · GitHub

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<!DOCTYPE html>
<meta charset="utf-8">
<head>
    <title>Melbourne Weather</title>


<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
    <style>
        @import url(styles.css);

        #chart3 {
  width: 60%;
  height: 60%;
  position: absolute;
}
.axis path,
.axis line {
  fill: none;
  stroke: #555;
  shape-rendering: crispEdges;
}

.axis text {
  fill: #555;
}

.line {
  fill: none;
  stroke: #ef0d0c;
  stroke-width: 1.5px;
}
            .body {
  font-family: "Helvetica Neue", Helvetica, sans-serif;
  margin: 1em auto 4em auto;
  width: 960px;
}

   div.tooltip {
    position: absolute;
    text-align: center;
    width: auto;
    height: 28px;
    padding: 2px;
    font: 12px sans-serif;
    background: lightsteelblue;
    border: 0px;
    border-radius: 8px;
       pointer-events: none;}

        .dropdown {
    position: relative;
    display: inline-block;
}
   .dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 8px 0px rgba(0,0,0,0.2);
    padding: 6px 6px;
    z-index: 1;
}
    .dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}
.dropdown:hover .dropdown-content {
    display: block;
}
.dropdown-content a:hover {background-color: #f1f1f1}
span {color:cadetblue;
        margin-left:20px;}

        circle{
        stroke:#b7a1a1;
    }
    text {font-family: sans-serif ;}

    div.tooltip {
    position: absolute;
    text-align: center;
    width: automatic;
    height: automatic;
    padding: 20px;
    font: 12px sans-serif;
    background: lightsteelblue;
    border: 0px;
    border-radius: 8px;
    pointer-events: none;
}
        }

path {
    stroke: #0FA4D6;
    stroke-width: 2;
    fill: none;
}

    path2 {stroke:#4BDB93;
        stroke-width:2;
        fill: none;}

.axis path,
.axis line {
    fill: none;
    stroke: grey;
    stroke-width: 1;
    shape-rendering: crispEdges;
   }

    .d3thing{width:100%;height:100%;}
    div.tooltip {
    position: absolute;
    text-align: left;
    width: auto;
    height:auto;
        font-weight:bold;
    padding: 2px 2px 2px 2px;
    font: 14px sans-serif;
    background: white;
    border: 2px dotted black;
    border-radius: 2px;
}

      </style>
    </head>

<div id="body">
<header>
  <b><a href="./">Home</a></b><br>
    Projects:
     <a href="synchrotron-map.html">Synchroton Map | </a>
     <a href="clustered_force_graph.html">Toy Popularity | </a>
    <a href="atoms.html">A protein molecule | </a>
    <a href="weather_pull.html"><b>Melbourne Weather</b> | </a>
         <a href="stacked_bar.html">Stacked bar chart | </a>
         <a href="responsive_bar_chart.html">Responsive bar chart </a><br>
  <a href="resources.html">Data Viz Resources</a>


</header>

<body><h1>Current Weather Melbourne </h1><p>Select the weather station to view the past 72 hrs
    worth of temperature recorded by the Bureau of Meteorology.  Note that the BOM displays this
    data as .shtml or JSON format. The code retrieves this data from the JSON page for the weather station selected - there
    may be a short delay as the data is loaded.<h5></h5>
    <div>
    <select id="options">
  <option value="95936">Melbourne (Olympic Park)</option>
  <option value="94866">Melbourne Airport</option>
  <option value="94854">Avalon</option>
  <option value="95873">Bundoora</option>
  <option value="94898">Cerberus</option>
        <option value="94864">Coldstream</option>
        <option value="94879">Cranbourne</option>
        <option value="95866">Essendon Airport</option>
        <option value="95872">Fawkner Beacon</option>
        <option value="94872">Ferny Creek</option>
        <option value="94871">Frankston</option>
        <option value="94857">Geelong Race Course</option>
        <option value="94865">Laverton</option>
        <option value="94870">Moorabbin Airport</option>
        <option value="94847">Point Wilson</option>
        <option value="94892">Rhyll</option>
        <option value="95867">Scoresby</option>
        <option value="94863">Sheoaks</option>
        <option value="94853">South Channel Island</option>
        <option value="95864">St Kilda Harbour</option>
        <option value="95874">Viewbank</option>

        </select></div>
    <svg id="svg" width=900 height=500 ></svg>
</body>

<script type="text/javascript">
   var value=95936;
        makeGraph(value);

    d3.select("#options").on("change", function() {
        d3.selectAll("g").remove();
        d3.selectAll("text").remove();
      var value=eval(d3.select(this).property('value'));
        makeGraph(value);console.log(value);
    })


    function makeGraph(value){
    var yql_url = 'https://query.yahooapis.com/v1/public/yql';
    //var url = 'http://www.bom.gov.au/fwo/IDS60901/IDS60901.94672.json';
    var url_front='http://www.bom.gov.au/fwo/IDV60901/IDV60901.';
    //var num=94898;
   // value=getObs(selection);
    var url_end='.json';
    var major_url=url_front.concat(value,url_end);console.log(major_url)
    var times=[];var currT=[];var appT=[];var dd=[];var dd2=[];
    $.ajax({
        'async':true,
        'url': yql_url,
        'data': {
            'q': 'SELECT * FROM json WHERE url="' + major_url + '"',
            'format': 'json',
            'jsonCompat': 'new',
        },
        'dataType': 'jsonp',
        'success': function (response) {
             dd=response.query.results.observations.data;
            dd2=response.query.results.observations.header;
               for(i=0;i<dd.length;i++)
            {times.push(dd[i].local_date_time_full);
            appT.push(dd[i].apparent_t);
            currT.push(dd[i].air_temp)
            ;
        }
            create_graph(times,appT);textViz(dd2);

        function textViz(dd2){
            dd2.forEach(function(d){
            d.name=d.name;
            d.time_retrieved=d.refresh_message;})

        d3.select("h5").selectAll("h5")
            .data(dd2)
            .enter()
            .append("text")
             .text(function(d){return d.name + ", data "+d.time_retrieved;});
                }

        }});

 function create_graph(times,appT){
     var data=[];

    var arrData=d3.zip(times,appT);
    var parseTime = d3.time.format("%Y%m%d%H%M%S").parse;
     var viewTime=d3.time.format("%d/%m %H:%M");

    var data = arrData.map(function(d) {
      return {
         date: parseTime(d[0]),
         close: d[1]
      };
     });
        console.log(data);

     var max_temp=d3.max(data,function(d){return d.close;});
     var min_temp=d3.min(data,function(d){return d.close;});

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

var color = d3.scale.ordinal()
    .range(["#98abc5", "#8a89a6", "#7b6888", "#6b486b", "#a05d56", "#d0743c", "#ff8c00"]);
// Set the dimensions of the canvas / graph
    var width=900;var height=300;
var margin = {top: 40, right: 80, bottom: 80, left: 80},
    w = width - margin.left - margin.right,
    h = height- margin.top - margin.bottom;

var x = d3.time.scale()
.nice(d3.time.day)
    .range([0, 0.85*width])

var y = d3.scale.linear()
    .range([height, 0]);

 var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left");

var line = d3.svg.line()
    .x(function(d) { return x(d.date); })
    .y(function(d) { return y(d.close); });

var svg = d3.select("svg")
    .append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
  x.domain(d3.extent(data, function(d) { return d.date; }));
        y.domain([d3.min(data,function(d){return d.close-5;}),d3.max(data, function(d) { return d.close+5; })]);
  svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
    .attr("font-size","11pt")
      .call(xAxis);
  svg.append("g")
      .attr("class", "y axis")
    .attr("font-size","11pt")
      .call(yAxis)
    .append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end");

  svg.append("path")
      .datum(data)
      .attr("class", "line")
      .style("stroke","#f4c842")
      .style("stroke-width","1.5px")
  .attr("d", line)
              svg.selectAll("dot")
        .data(data)
      .enter().append("circle")
        .attr("r", 3)
            .style("fill","#00b39a")
        .attr("cx", function(d) { return x(d.date); })
        .attr("cy", function(d) { return y(d.close); })
.on("mouseover", function(d) {
            tooltip.transition()
            .duration(500)
            .style("opacity",1);
            tooltip.transition()
                .duration(100)
                .style("opacity", .9);
    tooltip.html('Date-time: '+viewTime(d.date)+'<br>Temp: '+d.close)
                .style("left", (d3.event.pageX) + "px")
                .style("top", (d3.event.pageY) + "px");
            })
        .on("mouseout", function(d) {
            tooltip.transition()
                .duration(500)
            .style("opacity", 0);});

      //state high and low
        svg.append("text")
            .attr("x", (width / 2))
            .attr("y", 0 - (margin.top / 2))
            .attr("font-size","12pt")
            .text("High: "+max_temp);
        svg.append("text")
            .attr("x",(width/2))
            .attr("y",0-(margin.top/2)+20)
            .attr("font-size","12pt")
            .text("Low: "+min_temp);

    }}


</script>

</html>