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    1. <!doctype html>
    2. <html class="zc-html">
    3.  
    4. <head>
    5.   <meta charset="utf-8">
    6.   <title>ZingSoft Demo</title>
    7.   <script nonce="undefined" src="https://cdn.zingchart.com/zingchart.min.js"></script>
    8.   <style>
    9.     .zc-body {
    10.       background: #fff;
    11.     }
    12.  
    13.     .chart--container {
    14.       height: 100%;
    15.       width: 100%;
    16.       min-height: 530px;
    17.     }
    18.  
    19.     .zc-ref {
    20.       display: none;
    21.     }
    22.   </style>
    23. </head>
    24. ​
    25.  
    26. <body class="zc-body">
    27.   ​
    28.   <input id="sc" type="checkbox" /><label for="sc">Show only small cities</label> (up to <select id="maxpop" disabled="disabled">
    29.     <option value="100000">100.000</option>
    30.     <option value="50000">50.000</option>
    31.     <option value="10000">10.000</option>
    32.     <option value="5000">5.000</option>
    33.     <option value="1000">1.000</option>
    34.     <option value="500">500</option>
    35.   </select> people)
    36.  
    37.   <div id="myChart" class="chart--container">
    38.     <a href="https://www.zingchart.com/" rel="noopener" class="zc-ref">Powered by ZingChart</a>
    39.   </div>
    40.  
    41.   <script nonce="undefined" src='https://s3-us-west-2.amazonaws.com/s.cdpn.io/374756/fr_pop_2010.js'></script>
    42.  
    43.   <script>
    44.     ZC.LICENSE = ["569d52cefae586f634c54f86dc99e6a9", "b55b025e438fa8a98e32482b5f768ff5"];
    45.     let chartConfig = {
    46.       type: 'null',
    47.       backgroundColor: '#fff',
    48.       flat: true,
    49.       colorScale: {
    50.         alpha: 0.8,
    51.         aspect: 'gradient',
    52.         backgroundColor: null,
    53.         gradientStops: '0.0 0.4 0.6 0.7 0.8 1.0',
    54.         gradientColors: 'rgba(0,0,255,0) #0000ff #00ffff #bfff00 #ffff00 #ff0000',
    55.         guide: {
    56.           lineColor: 'red'
    57.         },
    58.       },
    59.       heatmap: {
    60.         alpha: 1,
    61.         tooltip: {
    62.           decimals: 0,
    63.           thousandsSeparator: '.',
    64.           text: '~ %value people'
    65.         },
    66.         sortData: true,
    67.         async: true,
    68.         brushType: 'square',
    69.         size: 3,
    70.         blur: 1
    71.       },
    72.       tooltip: {
    73.         callout: true,
    74.         calloutPosition: 'bottom',
    75.         calloutWidth: 10,
    76.         calloutHeight: 6,
    77.         fontSize: 11,
    78.         padding: '5 10',
    79.       },
    80.       shapes: [{
    81.         type: 'zingchart.maps',
    82.         options: {
    83.           id: 'mapmain',
    84.           name: 'fra',
    85.           scale: true,
    86.           zooming: false,
    87.           panning: false,
    88.           scrolling: false,
    89.           style: {
    90.             flat: true,
    91.             controls: {
    92.               visible: false
    93.             },
    94.             borderAlpha: 0.1,
    95.             borderColor: '#fff',
    96.             label: {
    97.               overlap: false,
    98.               text: '%long-text'
    99.             },
    100.             hoverState: {
    101.               visible: false,
    102.               backgroundColor: 'none',
    103.               shadowAlpha: 0.2,
    104.               shadowDistance: 2,
    105.               shadow: true,
    106.               shadowColor: '#333'
    107.             }
    108.           }
    109.         }
    110.       }]
    111.     };
    112.  
    113.     zingchart.bind('myChart', 'load', function() {
    114.       paintHeatmap();
    115.     });
    116.  
    117.     window.paintHeatmap = function(iMax, bSmallBrush) {
    118.       var aData = [];
    119.       var iMaxPop = 0;
    120.       for (var i = 0; i < FR_POP_2010.length; i++) {
    121.         if (iMax && FR_POP_2010[i][2] > iMax) {
    122.           continue;
    123.         }
    124.         var fLon = FR_POP_2010[i][0],
    125.           fLat = FR_POP_2010[i][1],
    126.           iPop = FR_POP_2010[i][2];
    127.         var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    128.         aData.push([aXY[0], aXY[1], iPop]);
    129.         iMaxPop = Math.max(iMaxPop, iPop);
    130.       }
    131.       zingchart.exec('myChart', 'colorscale.update', {
    132.         data: {
    133.           maxValue: iMaxPop
    134.         }
    135.       });
    136.       var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    137.       zingchart.exec('myChart', 'heatmap.setdata', {
    138.         minValue: 0,
    139.         maxValue: oCSInfo.max,
    140.         data: aData,
    141.         size: bSmallBrush ? 4 : 12,
    142.         blur: bSmallBrush ? 0 : 6
    143.       });
    144.     }
    145.  
    146.     zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    147.       if (oInfo.value !== null) {
    148.         zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    149.           graphid: oInfo.graphid,
    150.           value: oInfo.value
    151.         });
    152.       } else {
    153.         zingchart.exec(oInfo.id, 'colorscale.clear', {
    154.           graphid: oInfo.graphid
    155.         });
    156.       }
    157.     });
    158.  
    159.     document.querySelector('#sc').addEventListener('click', function() {
    160.       if (this.checked) {
    161.         paintHeatmap(100000, true);
    162.         let maxpopRef = document.querySelector('#maxpop');
    163.         maxpopRef.value = 100000;
    164.         maxpopRef.removeAttribute('disabled')
    165.       } else {
    166.         paintHeatmap();
    167.         let maxpopRef = document.querySelector('#maxpop');
    168.         maxpopRef.setAttribute('disabled', 'disabled')
    169.       }
    170.     });
    171.  
    172.     document.querySelector('#maxpop').addEventListener('change', function() {
    173.       paintHeatmap(this.value, true);
    174.     });
    175.  
    176.     zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    177.  
    178.       zingchart.render({
    179.         id: 'myChart',
    180.         width: 600,
    181.         height: 600,
    182.         output: 'canvas',
    183.         data: chartConfig,
    184.         modules: 'heatmap,color-scale'
    185.       });
    186.  
    187.     });
    188.   </script>
    189. </body>
    190.  
    191. </html>
    1. <!doctype html>
    2. <html class="zc-html">
    3.  
    4. <head>
    5.   <meta charset="utf-8">
    6.   <title>ZingSoft Demo</title>
    7.   <script src="https://cdn.zingchart.com/zingchart.min.js"></script>
    8. </head>
    9. ​
    10.  
    11. <body class="zc-body">
    12.   ​
    13.   <input id="sc" type="checkbox" /><label for="sc">Show only small cities</label> (up to <select id="maxpop" disabled="disabled">
    14.     <option value="100000">100.000</option>
    15.     <option value="50000">50.000</option>
    16.     <option value="10000">10.000</option>
    17.     <option value="5000">5.000</option>
    18.     <option value="1000">1.000</option>
    19.     <option value="500">500</option>
    20.   </select> people)
    21.  
    22.   <div id="myChart" class="chart--container">
    23.     <a href="https://www.zingchart.com/" rel="noopener" class="zc-ref">Powered by ZingChart</a>
    24.   </div>
    25.  
    26.   <script src='https://s3-us-west-2.amazonaws.com/s.cdpn.io/374756/fr_pop_2010.js'></script>
    27.  
    28. </body>
    29.  
    30. </html>
    1. .zc-body {
    2.   background: #fff;
    3. }
    4.  
    5. .chart--container {
    6.   height: 100%;
    7.   width: 100%;
    8.   min-height: 530px;
    9. }
    10.  
    11. .zc-ref {
    12.   display: none;
    13. }
    1. let chartConfig = {
    2.   type: 'null',
    3.   backgroundColor: '#fff',
    4.   flat: true,
    5.   colorScale: {
    6.     alpha: 0.8,
    7.     aspect: 'gradient',
    8.     backgroundColor: null,
    9.     gradientStops: '0.0 0.4 0.6 0.7 0.8 1.0',
    10.     gradientColors: 'rgba(0,0,255,0) #0000ff #00ffff #bfff00 #ffff00 #ff0000',
    11.     guide: {
    12.       lineColor: 'red'
    13.     },
    14.   },
    15.   heatmap: {
    16.     alpha: 1,
    17.     tooltip: {
    18.       decimals: 0,
    19.       thousandsSeparator: '.',
    20.       text: '~ %value people'
    21.     },
    22.     sortData: true,
    23.     async: true,
    24.     brushType: 'square',
    25.     size: 3,
    26.     blur: 1
    27.   },
    28.   tooltip: {
    29.     callout: true,
    30.     calloutPosition: 'bottom',
    31.     calloutWidth: 10,
    32.     calloutHeight: 6,
    33.     fontSize: 11,
    34.     padding: '5 10',
    35.   },
    36.   shapes: [{
    37.     type: 'zingchart.maps',
    38.     options: {
    39.       id: 'mapmain',
    40.       name: 'fra',
    41.       scale: true,
    42.       zooming: false,
    43.       panning: false,
    44.       scrolling: false,
    45.       style: {
    46.         flat: true,
    47.         controls: {
    48.           visible: false
    49.         },
    50.         borderAlpha: 0.1,
    51.         borderColor: '#fff',
    52.         label: {
    53.           overlap: false,
    54.           text: '%long-text'
    55.         },
    56.         hoverState: {
    57.           visible: false,
    58.           backgroundColor: 'none',
    59.           shadowAlpha: 0.2,
    60.           shadowDistance: 2,
    61.           shadow: true,
    62.           shadowColor: '#333'
    63.         }
    64.       }
    65.     }
    66.   }]
    67. };
    68.  
    69. zingchart.bind('myChart', 'load', function() {
    70.   paintHeatmap();
    71. });
    72.  
    73. window.paintHeatmap = function(iMax, bSmallBrush) {
    74.   var aData = [];
    75.   var iMaxPop = 0;
    76.   for (var i = 0; i < FR_POP_2010.length; i++) {
    77.     if (iMax && FR_POP_2010[i][2] > iMax) {
    78.       continue;
    79.     }
    80.     var fLon = FR_POP_2010[i][0],
    81.       fLat = FR_POP_2010[i][1],
    82.       iPop = FR_POP_2010[i][2];
    83.     var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    84.     aData.push([aXY[0], aXY[1], iPop]);
    85.     iMaxPop = Math.max(iMaxPop, iPop);
    86.   }
    87.   zingchart.exec('myChart', 'colorscale.update', {
    88.     data: {
    89.       maxValue: iMaxPop
    90.     }
    91.   });
    92.   var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    93.   zingchart.exec('myChart', 'heatmap.setdata', {
    94.     minValue: 0,
    95.     maxValue: oCSInfo.max,
    96.     data: aData,
    97.     size: bSmallBrush ? 4 : 12,
    98.     blur: bSmallBrush ? 0 : 6
    99.   });
    100. }
    101.  
    102. zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    103.   if (oInfo.value !== null) {
    104.     zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    105.       graphid: oInfo.graphid,
    106.       value: oInfo.value
    107.     });
    108.   } else {
    109.     zingchart.exec(oInfo.id, 'colorscale.clear', {
    110.       graphid: oInfo.graphid
    111.     });
    112.   }
    113. });
    114.  
    115. document.querySelector('#sc').addEventListener('click', function() {
    116.   if (this.checked) {
    117.     paintHeatmap(100000, true);
    118.     let maxpopRef = document.querySelector('#maxpop');
    119.     maxpopRef.value = 100000;
    120.     maxpopRef.removeAttribute('disabled')
    121.   } else {
    122.     paintHeatmap();
    123.     let maxpopRef = document.querySelector('#maxpop');
    124.     maxpopRef.setAttribute('disabled', 'disabled')
    125.   }
    126. });
    127.  
    128. document.querySelector('#maxpop').addEventListener('change', function() {
    129.   paintHeatmap(this.value, true);
    130. });
    131.  
    132. zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    133.  
    134.   zingchart.render({
    135.     id: 'myChart',
    136.     width: 600,
    137.     height: 600,
    138.     output: 'canvas',
    139.     data: chartConfig,
    140.     modules: 'heatmap,color-scale'
    141.   });
    142.  
    143. });