html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.polar();

​

    var series = chart.polygon([

        {x: 0, value: 2},

        {x: 1, value: 1},

        {x: 2, value: 2},

        {x: 3, value: 3},

        {x: 4, value: 2},

        {x: 5, value: 1}

    ]);

​

    // Set fill.

    series.fill(function () {

        return this.sourceColor + ' 0.5';

    });

​

    chart.title('Set fill parameter as a function');

    chart.container('container');

    chart.draw();

});