html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

var chart;

anychart.onDocumentReady(function () {

    var data = getData();

​

    chart = anychart.heatMap(data);

    chart.title('Disable redrawing of the chart after the changes. \n Use the buttons to apply the changes and draw them');

    chart.container('container');

    chart.draw();

​

    // Disable chart redrawing.

    chart.autoRedraw(false);

});

​

function autoRedraw() {

​

    // Enable chart redrawing.

    chart.autoRedraw(true);

}

​

function data() {

    var getData = chart.data();

    var newData = getData.concat([

        {x: 'California', y: '2007', heat: Math.round(5704211 * Math.random())},

        {x: 'Illinois', y: '2007', heat: Math.round(527914 * Math.random())},

        {x: 'Massachusetts', y: '2007', heat: Math.round(538819 * Math.random())},

        {x: 'New York', y: '2007', heat: Math.round(4667969 * Math.random())},

        {x: 'Texas', y: '2007', heat: Math.round(5185098 * Math.random())}

    ]);

    chart.data(newData);

}

​

function getData() {

    return [

        {x: 'California', y: '2004', heat: 1704211},

        {x: 'California', y: '2005', heat: 2782680},

        {x: 'California', y: '2006', heat: 2992679},

        {x: 'Illinois', y: '2004', heat: 727914},

        {x: 'Illinois', y: '2005', heat: 1150659},

        {x: 'Illinois', y: '2006', heat: 1134085},

        {x: 'Massachusetts', y: '2004', heat: 238819},

        {x: 'Massachusetts', y: '2005', heat: 157719},

        {x: 'Massachusetts', y: '2006', heat: 887169},

        {x: 'New York', y: '2004', heat: 1667969},

        {x: 'New York', y: '2005', heat: 2763503},

        {x: 'New York', y: '2006', heat: 3151022},

        {x: 'Texas', y: '2004', heat: 219967},

        {x: 'Texas', y: '2005', heat: 3732889},

        {x: 'Texas', y: '2006', heat: 4185098}

    ]

}