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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.         mediaRules: [{
    56.           maxWidth: 400,
    57.           border: '2px solid red'
    58.         }],
    59.       },
    60.       heatmap: {
    61.         alpha: 1,
    62.         tooltip: {
    63.           decimals: 0,
    64.           thousandsSeparator: '.',
    65.           text: '~ %value people'
    66.         },
    67.         sortData: true,
    68.         async: true,
    69.         brushType: 'square',
    70.         size: 3,
    71.         blur: 1
    72.       },
    73.       tooltip: {
    74.         callout: true,
    75.         calloutPosition: 'bottom',
    76.         calloutWidth: 10,
    77.         calloutHeight: 6,
    78.         fontSize: 11,
    79.         padding: '5 10',
    80.       },
    81.       shapes: [{
    82.         type: 'zingchart.maps',
    83.         options: {
    84.           id: 'mapmain',
    85.           name: 'fra',
    86.           scale: true,
    87.           zooming: false,
    88.           panning: false,
    89.           scrolling: false,
    90.           style: {
    91.             flat: true,
    92.             controls: {
    93.               visible: false
    94.             },
    95.             borderAlpha: 0.1,
    96.             borderColor: '#fff',
    97.             label: {
    98.               overlap: false,
    99.               text: '%long-text'
    100.             },
    101.             hoverState: {
    102.               visible: false,
    103.               backgroundColor: 'none',
    104.               shadowAlpha: 0.2,
    105.               shadowDistance: 2,
    106.               shadow: true,
    107.               shadowColor: '#333'
    108.             }
    109.           }
    110.         }
    111.       }]
    112.     };
    113.  
    114.     zingchart.bind('myChart', 'load', function() {
    115.       paintHeatmap();
    116.     });
    117.  
    118.     window.paintHeatmap = function(iMax, bSmallBrush) {
    119.       var aData = [];
    120.       var iMaxPop = 0;
    121.       for (var i = 0; i < FR_POP_2010.length; i++) {
    122.         if (iMax && FR_POP_2010[i][2] > iMax) {
    123.           continue;
    124.         }
    125.         var fLon = FR_POP_2010[i][0],
    126.           fLat = FR_POP_2010[i][1],
    127.           iPop = FR_POP_2010[i][2];
    128.         var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    129.         aData.push([aXY[0], aXY[1], iPop]);
    130.         iMaxPop = Math.max(iMaxPop, iPop);
    131.       }
    132.       zingchart.exec('myChart', 'colorscale.update', {
    133.         data: {
    134.           maxValue: iMaxPop
    135.         }
    136.       });
    137.       var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    138.       zingchart.exec('myChart', 'heatmap.setdata', {
    139.         minValue: 0,
    140.         maxValue: oCSInfo.max,
    141.         data: aData,
    142.         size: bSmallBrush ? 4 : 12,
    143.         blur: bSmallBrush ? 0 : 6
    144.       });
    145.     }
    146.  
    147.     zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    148.       if (oInfo.value !== null) {
    149.         zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    150.           graphid: oInfo.graphid,
    151.           value: oInfo.value
    152.         });
    153.       } else {
    154.         zingchart.exec(oInfo.id, 'colorscale.clear', {
    155.           graphid: oInfo.graphid
    156.         });
    157.       }
    158.     });
    159.  
    160.     document.querySelector('#sc').addEventListener('click', function() {
    161.       if (this.checked) {
    162.         paintHeatmap(100000, true);
    163.         let maxpopRef = document.querySelector('#maxpop');
    164.         maxpopRef.value = 100000;
    165.         maxpopRef.removeAttribute('disabled')
    166.       } else {
    167.         paintHeatmap();
    168.         let maxpopRef = document.querySelector('#maxpop');
    169.         maxpopRef.setAttribute('disabled', 'disabled')
    170.       }
    171.     });
    172.  
    173.     document.querySelector('#maxpop').addEventListener('change', function() {
    174.       paintHeatmap(this.value, true);
    175.     });
    176.  
    177.     zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    178.  
    179.       zingchart.render({
    180.         id: 'myChart',
    181.         width: '100%',
    182.         height: '100%',
    183.         output: 'canvas',
    184.         data: chartConfig,
    185.         modules: 'heatmap,color-scale'
    186.       });
    187.  
    188.     });
    189.   </script>
    190. </body>
    191.  
    192. </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.     mediaRules: [{
    12.       maxWidth: 400,
    13.       border: '2px solid red'
    14.     }],
    15.   },
    16.   heatmap: {
    17.     alpha: 1,
    18.     tooltip: {
    19.       decimals: 0,
    20.       thousandsSeparator: '.',
    21.       text: '~ %value people'
    22.     },
    23.     sortData: true,
    24.     async: true,
    25.     brushType: 'square',
    26.     size: 3,
    27.     blur: 1
    28.   },
    29.   tooltip: {
    30.     callout: true,
    31.     calloutPosition: 'bottom',
    32.     calloutWidth: 10,
    33.     calloutHeight: 6,
    34.     fontSize: 11,
    35.     padding: '5 10',
    36.   },
    37.   shapes: [{
    38.     type: 'zingchart.maps',
    39.     options: {
    40.       id: 'mapmain',
    41.       name: 'fra',
    42.       scale: true,
    43.       zooming: false,
    44.       panning: false,
    45.       scrolling: false,
    46.       style: {
    47.         flat: true,
    48.         controls: {
    49.           visible: false
    50.         },
    51.         borderAlpha: 0.1,
    52.         borderColor: '#fff',
    53.         label: {
    54.           overlap: false,
    55.           text: '%long-text'
    56.         },
    57.         hoverState: {
    58.           visible: false,
    59.           backgroundColor: 'none',
    60.           shadowAlpha: 0.2,
    61.           shadowDistance: 2,
    62.           shadow: true,
    63.           shadowColor: '#333'
    64.         }
    65.       }
    66.     }
    67.   }]
    68. };
    69.  
    70. zingchart.bind('myChart', 'load', function() {
    71.   paintHeatmap();
    72. });
    73.  
    74. window.paintHeatmap = function(iMax, bSmallBrush) {
    75.   var aData = [];
    76.   var iMaxPop = 0;
    77.   for (var i = 0; i < FR_POP_2010.length; i++) {
    78.     if (iMax && FR_POP_2010[i][2] > iMax) {
    79.       continue;
    80.     }
    81.     var fLon = FR_POP_2010[i][0],
    82.       fLat = FR_POP_2010[i][1],
    83.       iPop = FR_POP_2010[i][2];
    84.     var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    85.     aData.push([aXY[0], aXY[1], iPop]);
    86.     iMaxPop = Math.max(iMaxPop, iPop);
    87.   }
    88.   zingchart.exec('myChart', 'colorscale.update', {
    89.     data: {
    90.       maxValue: iMaxPop
    91.     }
    92.   });
    93.   var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    94.   zingchart.exec('myChart', 'heatmap.setdata', {
    95.     minValue: 0,
    96.     maxValue: oCSInfo.max,
    97.     data: aData,
    98.     size: bSmallBrush ? 4 : 12,
    99.     blur: bSmallBrush ? 0 : 6
    100.   });
    101. }
    102.  
    103. zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    104.   if (oInfo.value !== null) {
    105.     zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    106.       graphid: oInfo.graphid,
    107.       value: oInfo.value
    108.     });
    109.   } else {
    110.     zingchart.exec(oInfo.id, 'colorscale.clear', {
    111.       graphid: oInfo.graphid
    112.     });
    113.   }
    114. });
    115.  
    116. document.querySelector('#sc').addEventListener('click', function() {
    117.   if (this.checked) {
    118.     paintHeatmap(100000, true);
    119.     let maxpopRef = document.querySelector('#maxpop');
    120.     maxpopRef.value = 100000;
    121.     maxpopRef.removeAttribute('disabled')
    122.   } else {
    123.     paintHeatmap();
    124.     let maxpopRef = document.querySelector('#maxpop');
    125.     maxpopRef.setAttribute('disabled', 'disabled')
    126.   }
    127. });
    128.  
    129. document.querySelector('#maxpop').addEventListener('change', function() {
    130.   paintHeatmap(this.value, true);
    131. });
    132.  
    133. zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    134.  
    135.   zingchart.render({
    136.     id: 'myChart',
    137.     width: '100%',
    138.     height: '100%',
    139.     output: 'canvas',
    140.     data: chartConfig,
    141.     modules: 'heatmap,color-scale'
    142.   });
    143.  
    144. });