Austin TX Average Temperature (OCT 2011 - SEPT 2012)

forked from 4xDMG's block: FEM: Exercise 1 starter

forked from anonymous's block: FEM: Exercise 1 starter

forked from tw15egan's block: Austin TX Average Temperature (OCT 2011 - SEPT 2012)

<!DOCTYPE html>
<head>
  <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; }
    svg {
      width: 100%;
      height: 100%;
    }
  </style>
</head>

<body>
  <svg></svg>
  
  <script>
    const city = 'New York';
    const width = 800;
    const height = 300;
    const margin = { top: 20, bottom: 20, left: 40, right: 20 } 
    const rectWid = 5;
    
    // dataset of city temperatures across time
    d3.tsv('data.tsv', (err, data) => {
      // clean the data
      data.forEach(d => {
        d.date = d3.timeParse("%Y%m%d")(d.date);
        d.date = new Date(d.date); // x
        d[city] = +d[city]; // y
      });  
      
      const xExtent = d3.extent(data, d => d.date);
      const yExtent = d3.extent(data, d => d[city]);
      const xScale = d3.scaleTime()
      	.domain(xExtent)
      	.range([margin.left, width - margin.right]);
			const yScale = d3.scaleLinear()
      	.domain(yExtent)
      	.range([height - margin.bottom, margin.top]);
			const svg = d3.select('svg');
      const bar = svg.selectAll('rect')
      							.data(data)
      							.enter().append('rect')
                    .attr('x', (d, i) => xScale(d.date))
                    .attr('y', d => yScale(d[city]))
                    .attr('width', rectWid)
                    .attr('height', d => height - yScale(d[city]))
                    .attr('fill', '#3b4ab8')
                    .attr('fill', d => {
                      let temp = d[city];
                      switch(true) {
                        case temp < 40:
                          return '#1D4E89'
                          case temp < 50:
                          return '#00B2CA'
                          case temp < 60:
                          return '#7DCFB6'
                          case temp < 70:
                          return '#FBD1A2'
                          case temp < 80:
                          return '#F79256'
                          default: 
                          return '#F71C00'
                      }
                    });
      const xAxis = d3.axisBottom()
					      	 .ticks(10)
//       							.tickFormat(d => d3.timeFormat('%b %Y')(d))
      							.tickFormat(d3.timeFormat('%b %Y'))
						      .scale(xScale);
      const yAxis = d3.axisLeft()
						      .scale(yScale);
      svg.append('g')
				 .attr('transform', `translate(0, ${height - margin.bottom})`)
         .call(xAxis)
      svg.append('g')
      	.attr('transform', `translate(${margin.left}, 0)`)
      	.call(yAxis)
      
    });

</script>
</body>

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