Highchart

Chart in PHP

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="http://code.highcharts.com/highcharts-more.js"></script>
<script src="http://code.highcharts.com/modules/solid-gauge.src.js"></script>
<div style="width: 600px; height: 400px; margin: 0 auto">
  <div id="container-speed" style="width: 300px; height: 200px; float: left"></div>
  <div id="container-rpm" style="width: 300px; height: 200px; float: left"></div>
</div>

JavaScript

$(function() {

  var gaugeOptions = {

    chart: {
      type: 'solidgauge'
    },

    title: null,

    pane: {
      center: ['50%', '85%'],
      size: '140%',
      startAngle: -90,
      endAngle: 90,
      background: {
        backgroundColor: (Highcharts.theme && Highcharts.theme.background2) || '#EEE',
        innerRadius: '60%',
        outerRadius: '100%',
        shape: 'arc'
      }
    },

    tooltip: {
      enabled: false
    },

    // the value axis
    yAxis: {
      lineWidth: 0,
      minorTickInterval: null,
      tickPixelInterval: 400,
      tickWidth: 0,
      title: {
        y: -70
      },
      labels: {
        y: 16
      }
    },

    plotOptions: {
      solidgauge: {
        dataLabels: {
          y: -30,
          borderWidth: 0,
          useHTML: true
        }
      }
    }
  };

  // The speed gauge
  $('#container-speed').highcharts(Highcharts.merge(gaugeOptions, {
    yAxis: {
      min: 0,
      max: 200,
      title: {
        text: 'Speed'
      }
    },

    credits: {
      enabled: false
    },

    series: [{
      name: 'Speed',
      data: [{
        color: {
          linearGradient: [0, 0, 300, 0],
          stops: [
            [0.1, '#55BF3B'], // green
            [0.5, '#DDDF0D'], // yellow
            [0.9, '#DF5353'] // red
          ]
        },
        y: 80
      }],
      dataLabels: {
        format: '<div style="text-align:center"><span style="font-size:25px;color:' +
          ((Highcharts.theme && Highcharts.theme.contrastTextColor) || 'black') + '">{y}</span><br/>' +
          '<span style="font-size:12px;color:silver">km/h</span></div>'
      },
      tooltip: {
        valueSuffix: ' km/h'
      }
    }]

  }));

  // The RPM gauge
  $('#container-rpm').highcharts(Highcharts.merge(gaugeOptions, {
    yAxis: {
      min: 0,
      max: 5,
      title: {
        text: 'RPM'
      }
    },

    series: [{
      name: 'RPM',
      data: [1],
      dataLabels: {
        format: '<div...