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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.         cursor: {
    56.           type: 'gear3',
    57.           size: 10,
    58.           backgroundColor: 'red'
    59.         },
    60.       },
    61.       heatmap: {
    62.         alpha: 1,
    63.         tooltip: {
    64.           decimals: 0,
    65.           thousandsSeparator: '.',
    66.           text: '~ %value people'
    67.         },
    68.         sortData: true,
    69.         async: true,
    70.         brushType: 'square',
    71.         size: 3,
    72.         blur: 1
    73.       },
    74.       tooltip: {
    75.         callout: true,
    76.         calloutPosition: 'bottom',
    77.         calloutWidth: 10,
    78.         calloutHeight: 6,
    79.         fontSize: 11,
    80.         padding: '5 10',
    81.       },
    82.       shapes: [{
    83.         type: 'zingchart.maps',
    84.         options: {
    85.           id: 'mapmain',
    86.           name: 'fra',
    87.           scale: true,
    88.           zooming: false,
    89.           panning: false,
    90.           scrolling: false,
    91.           style: {
    92.             flat: true,
    93.             controls: {
    94.               visible: false
    95.             },
    96.             borderAlpha: 0.1,
    97.             borderColor: '#fff',
    98.             label: {
    99.               overlap: false,
    100.               text: '%long-text'
    101.             },
    102.             hoverState: {
    103.               visible: false,
    104.               backgroundColor: 'none',
    105.               shadowAlpha: 0.2,
    106.               shadowDistance: 2,
    107.               shadow: true,
    108.               shadowColor: '#333'
    109.             }
    110.           }
    111.         }
    112.       }]
    113.     };
    114.  
    115.     zingchart.bind('myChart', 'load', function() {
    116.       paintHeatmap();
    117.     });
    118.  
    119.     window.paintHeatmap = function(iMax, bSmallBrush) {
    120.       var aData = [];
    121.       var iMaxPop = 0;
    122.       for (var i = 0; i < FR_POP_2010.length; i++) {
    123.         if (iMax && FR_POP_2010[i][2] > iMax) {
    124.           continue;
    125.         }
    126.         var fLon = FR_POP_2010[i][0],
    127.           fLat = FR_POP_2010[i][1],
    128.           iPop = FR_POP_2010[i][2];
    129.         var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    130.         aData.push([aXY[0], aXY[1], iPop]);
    131.         iMaxPop = Math.max(iMaxPop, iPop);
    132.       }
    133.       zingchart.exec('myChart', 'colorscale.update', {
    134.         data: {
    135.           maxValue: iMaxPop
    136.         }
    137.       });
    138.       var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    139.       zingchart.exec('myChart', 'heatmap.setdata', {
    140.         minValue: 0,
    141.         maxValue: oCSInfo.max,
    142.         data: aData,
    143.         size: bSmallBrush ? 4 : 12,
    144.         blur: bSmallBrush ? 0 : 6
    145.       });
    146.     }
    147.  
    148.     zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    149.       if (oInfo.value !== null) {
    150.         zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    151.           graphid: oInfo.graphid,
    152.           value: oInfo.value
    153.         });
    154.       } else {
    155.         zingchart.exec(oInfo.id, 'colorscale.clear', {
    156.           graphid: oInfo.graphid
    157.         });
    158.       }
    159.     });
    160.  
    161.     document.querySelector('#sc').addEventListener('click', function() {
    162.       if (this.checked) {
    163.         paintHeatmap(100000, true);
    164.         let maxpopRef = document.querySelector('#maxpop');
    165.         maxpopRef.value = 100000;
    166.         maxpopRef.removeAttribute('disabled')
    167.       } else {
    168.         paintHeatmap();
    169.         let maxpopRef = document.querySelector('#maxpop');
    170.         maxpopRef.setAttribute('disabled', 'disabled')
    171.       }
    172.     });
    173.  
    174.     document.querySelector('#maxpop').addEventListener('change', function() {
    175.       paintHeatmap(this.value, true);
    176.     });
    177.  
    178.     zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    179.  
    180.       zingchart.render({
    181.         id: 'myChart',
    182.         width: '100%',
    183.         height: '100%',
    184.         output: 'canvas',
    185.         data: chartConfig,
    186.         modules: 'heatmap,color-scale'
    187.       });
    188.  
    189.     });
    190.   </script>
    191. </body>
    192.  
    193. </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.     cursor: {
    12.       type: 'gear3',
    13.       size: 10,
    14.       backgroundColor: 'red'
    15.     },
    16.   },
    17.   heatmap: {
    18.     alpha: 1,
    19.     tooltip: {
    20.       decimals: 0,
    21.       thousandsSeparator: '.',
    22.       text: '~ %value people'
    23.     },
    24.     sortData: true,
    25.     async: true,
    26.     brushType: 'square',
    27.     size: 3,
    28.     blur: 1
    29.   },
    30.   tooltip: {
    31.     callout: true,
    32.     calloutPosition: 'bottom',
    33.     calloutWidth: 10,
    34.     calloutHeight: 6,
    35.     fontSize: 11,
    36.     padding: '5 10',
    37.   },
    38.   shapes: [{
    39.     type: 'zingchart.maps',
    40.     options: {
    41.       id: 'mapmain',
    42.       name: 'fra',
    43.       scale: true,
    44.       zooming: false,
    45.       panning: false,
    46.       scrolling: false,
    47.       style: {
    48.         flat: true,
    49.         controls: {
    50.           visible: false
    51.         },
    52.         borderAlpha: 0.1,
    53.         borderColor: '#fff',
    54.         label: {
    55.           overlap: false,
    56.           text: '%long-text'
    57.         },
    58.         hoverState: {
    59.           visible: false,
    60.           backgroundColor: 'none',
    61.           shadowAlpha: 0.2,
    62.           shadowDistance: 2,
    63.           shadow: true,
    64.           shadowColor: '#333'
    65.         }
    66.       }
    67.     }
    68.   }]
    69. };
    70.  
    71. zingchart.bind('myChart', 'load', function() {
    72.   paintHeatmap();
    73. });
    74.  
    75. window.paintHeatmap = function(iMax, bSmallBrush) {
    76.   var aData = [];
    77.   var iMaxPop = 0;
    78.   for (var i = 0; i < FR_POP_2010.length; i++) {
    79.     if (iMax && FR_POP_2010[i][2] > iMax) {
    80.       continue;
    81.     }
    82.     var fLon = FR_POP_2010[i][0],
    83.       fLat = FR_POP_2010[i][1],
    84.       iPop = FR_POP_2010[i][2];
    85.     var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    86.     aData.push([aXY[0], aXY[1], iPop]);
    87.     iMaxPop = Math.max(iMaxPop, iPop);
    88.   }
    89.   zingchart.exec('myChart', 'colorscale.update', {
    90.     data: {
    91.       maxValue: iMaxPop
    92.     }
    93.   });
    94.   var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    95.   zingchart.exec('myChart', 'heatmap.setdata', {
    96.     minValue: 0,
    97.     maxValue: oCSInfo.max,
    98.     data: aData,
    99.     size: bSmallBrush ? 4 : 12,
    100.     blur: bSmallBrush ? 0 : 6
    101.   });
    102. }
    103.  
    104. zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    105.   if (oInfo.value !== null) {
    106.     zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    107.       graphid: oInfo.graphid,
    108.       value: oInfo.value
    109.     });
    110.   } else {
    111.     zingchart.exec(oInfo.id, 'colorscale.clear', {
    112.       graphid: oInfo.graphid
    113.     });
    114.   }
    115. });
    116.  
    117. document.querySelector('#sc').addEventListener('click', function() {
    118.   if (this.checked) {
    119.     paintHeatmap(100000, true);
    120.     let maxpopRef = document.querySelector('#maxpop');
    121.     maxpopRef.value = 100000;
    122.     maxpopRef.removeAttribute('disabled')
    123.   } else {
    124.     paintHeatmap();
    125.     let maxpopRef = document.querySelector('#maxpop');
    126.     maxpopRef.setAttribute('disabled', 'disabled')
    127.   }
    128. });
    129.  
    130. document.querySelector('#maxpop').addEventListener('change', function() {
    131.   paintHeatmap(this.value, true);
    132. });
    133.  
    134. zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    135.  
    136.   zingchart.render({
    137.     id: 'myChart',
    138.     width: '100%',
    139.     height: '100%',
    140.     output: 'canvas',
    141.     data: chartConfig,
    142.     modules: 'heatmap,color-scale'
    143.   });
    144.  
    145. });