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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.         item: {
    56.           color: 'red',
    57.  
    58.           mediaRules: [{
    59.             maxWidth: 400,
    60.             color: 'blue'
    61.           }]
    62.         },
    63.       },
    64.       heatmap: {
    65.         alpha: 1,
    66.         tooltip: {
    67.           decimals: 0,
    68.           thousandsSeparator: '.',
    69.           text: '~ %value people'
    70.         },
    71.         sortData: true,
    72.         async: true,
    73.         brushType: 'square',
    74.         size: 3,
    75.         blur: 1
    76.       },
    77.       tooltip: {
    78.         callout: true,
    79.         calloutPosition: 'bottom',
    80.         calloutWidth: 10,
    81.         calloutHeight: 6,
    82.         fontSize: 11,
    83.         padding: '5 10',
    84.       },
    85.       shapes: [{
    86.         type: 'zingchart.maps',
    87.         options: {
    88.           id: 'mapmain',
    89.           name: 'fra',
    90.           scale: true,
    91.           zooming: false,
    92.           panning: false,
    93.           scrolling: false,
    94.           style: {
    95.             flat: true,
    96.             controls: {
    97.               visible: false
    98.             },
    99.             borderAlpha: 0.1,
    100.             borderColor: '#fff',
    101.             label: {
    102.               overlap: false,
    103.               text: '%long-text'
    104.             },
    105.             hoverState: {
    106.               visible: false,
    107.               backgroundColor: 'none',
    108.               shadowAlpha: 0.2,
    109.               shadowDistance: 2,
    110.               shadow: true,
    111.               shadowColor: '#333'
    112.             }
    113.           }
    114.         }
    115.       }]
    116.     };
    117.  
    118.     zingchart.bind('myChart', 'load', function() {
    119.       paintHeatmap();
    120.     });
    121.  
    122.     window.paintHeatmap = function(iMax, bSmallBrush) {
    123.       var aData = [];
    124.       var iMaxPop = 0;
    125.       for (var i = 0; i < FR_POP_2010.length; i++) {
    126.         if (iMax && FR_POP_2010[i][2] > iMax) {
    127.           continue;
    128.         }
    129.         var fLon = FR_POP_2010[i][0],
    130.           fLat = FR_POP_2010[i][1],
    131.           iPop = FR_POP_2010[i][2];
    132.         var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    133.         aData.push([aXY[0], aXY[1], iPop]);
    134.         iMaxPop = Math.max(iMaxPop, iPop);
    135.       }
    136.       zingchart.exec('myChart', 'colorscale.update', {
    137.         data: {
    138.           maxValue: iMaxPop
    139.         }
    140.       });
    141.       var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    142.       zingchart.exec('myChart', 'heatmap.setdata', {
    143.         minValue: 0,
    144.         maxValue: oCSInfo.max,
    145.         data: aData,
    146.         size: bSmallBrush ? 4 : 12,
    147.         blur: bSmallBrush ? 0 : 6
    148.       });
    149.     }
    150.  
    151.     zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    152.       if (oInfo.value !== null) {
    153.         zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    154.           graphid: oInfo.graphid,
    155.           value: oInfo.value
    156.         });
    157.       } else {
    158.         zingchart.exec(oInfo.id, 'colorscale.clear', {
    159.           graphid: oInfo.graphid
    160.         });
    161.       }
    162.     });
    163.  
    164.     document.querySelector('#sc').addEventListener('click', function() {
    165.       if (this.checked) {
    166.         paintHeatmap(100000, true);
    167.         let maxpopRef = document.querySelector('#maxpop');
    168.         maxpopRef.value = 100000;
    169.         maxpopRef.removeAttribute('disabled')
    170.       } else {
    171.         paintHeatmap();
    172.         let maxpopRef = document.querySelector('#maxpop');
    173.         maxpopRef.setAttribute('disabled', 'disabled')
    174.       }
    175.     });
    176.  
    177.     document.querySelector('#maxpop').addEventListener('change', function() {
    178.       paintHeatmap(this.value, true);
    179.     });
    180.  
    181.     zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    182.  
    183.       zingchart.render({
    184.         id: 'myChart',
    185.         width: '100%',
    186.         height: '100%',
    187.         output: 'canvas',
    188.         data: chartConfig,
    189.         modules: 'heatmap,color-scale'
    190.       });
    191.  
    192.     });
    193.   </script>
    194. </body>
    195.  
    196. </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.     item: {
    12.       color: 'red',
    13.  
    14.       mediaRules: [{
    15.         maxWidth: 400,
    16.         color: 'blue'
    17.       }]
    18.     },
    19.   },
    20.   heatmap: {
    21.     alpha: 1,
    22.     tooltip: {
    23.       decimals: 0,
    24.       thousandsSeparator: '.',
    25.       text: '~ %value people'
    26.     },
    27.     sortData: true,
    28.     async: true,
    29.     brushType: 'square',
    30.     size: 3,
    31.     blur: 1
    32.   },
    33.   tooltip: {
    34.     callout: true,
    35.     calloutPosition: 'bottom',
    36.     calloutWidth: 10,
    37.     calloutHeight: 6,
    38.     fontSize: 11,
    39.     padding: '5 10',
    40.   },
    41.   shapes: [{
    42.     type: 'zingchart.maps',
    43.     options: {
    44.       id: 'mapmain',
    45.       name: 'fra',
    46.       scale: true,
    47.       zooming: false,
    48.       panning: false,
    49.       scrolling: false,
    50.       style: {
    51.         flat: true,
    52.         controls: {
    53.           visible: false
    54.         },
    55.         borderAlpha: 0.1,
    56.         borderColor: '#fff',
    57.         label: {
    58.           overlap: false,
    59.           text: '%long-text'
    60.         },
    61.         hoverState: {
    62.           visible: false,
    63.           backgroundColor: 'none',
    64.           shadowAlpha: 0.2,
    65.           shadowDistance: 2,
    66.           shadow: true,
    67.           shadowColor: '#333'
    68.         }
    69.       }
    70.     }
    71.   }]
    72. };
    73.  
    74. zingchart.bind('myChart', 'load', function() {
    75.   paintHeatmap();
    76. });
    77.  
    78. window.paintHeatmap = function(iMax, bSmallBrush) {
    79.   var aData = [];
    80.   var iMaxPop = 0;
    81.   for (var i = 0; i < FR_POP_2010.length; i++) {
    82.     if (iMax && FR_POP_2010[i][2] > iMax) {
    83.       continue;
    84.     }
    85.     var fLon = FR_POP_2010[i][0],
    86.       fLat = FR_POP_2010[i][1],
    87.       iPop = FR_POP_2010[i][2];
    88.     var aXY = zingchart.maps.getXY('mapmain', [fLon, fLat]);
    89.     aData.push([aXY[0], aXY[1], iPop]);
    90.     iMaxPop = Math.max(iMaxPop, iPop);
    91.   }
    92.   zingchart.exec('myChart', 'colorscale.update', {
    93.     data: {
    94.       maxValue: iMaxPop
    95.     }
    96.   });
    97.   var oCSInfo = zingchart.exec('myChart', 'colorscale.getinfo');
    98.   zingchart.exec('myChart', 'heatmap.setdata', {
    99.     minValue: 0,
    100.     maxValue: oCSInfo.max,
    101.     data: aData,
    102.     size: bSmallBrush ? 4 : 12,
    103.     blur: bSmallBrush ? 0 : 6
    104.   });
    105. }
    106.  
    107. zingchart.bind('myChart', 'heatmap.mousemove', function(oInfo) {
    108.   if (oInfo.value !== null) {
    109.     zingchart.exec(oInfo.id, 'colorscale.setvalue', {
    110.       graphid: oInfo.graphid,
    111.       value: oInfo.value
    112.     });
    113.   } else {
    114.     zingchart.exec(oInfo.id, 'colorscale.clear', {
    115.       graphid: oInfo.graphid
    116.     });
    117.   }
    118. });
    119.  
    120. document.querySelector('#sc').addEventListener('click', function() {
    121.   if (this.checked) {
    122.     paintHeatmap(100000, true);
    123.     let maxpopRef = document.querySelector('#maxpop');
    124.     maxpopRef.value = 100000;
    125.     maxpopRef.removeAttribute('disabled')
    126.   } else {
    127.     paintHeatmap();
    128.     let maxpopRef = document.querySelector('#maxpop');
    129.     maxpopRef.setAttribute('disabled', 'disabled')
    130.   }
    131. });
    132.  
    133. document.querySelector('#maxpop').addEventListener('change', function() {
    134.   paintHeatmap(this.value, true);
    135. });
    136.  
    137. zingchart.loadModules('heatmap,color-scale,maps,maps-fra', function() {
    138.  
    139.   zingchart.render({
    140.     id: 'myChart',
    141.     width: '100%',
    142.     height: '100%',
    143.     output: 'canvas',
    144.     data: chartConfig,
    145.     modules: 'heatmap,color-scale'
    146.   });
    147.  
    148. });