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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>

    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <title>amCharts examples</title>
        <link rel="stylesheet" href="style.css" type="text/css">
        <script src="../amcharts/amcharts.js" type="text/javascript"></script>
        <script src="../amcharts/serial.js" type="text/javascript"></script>
        <script>
            var chart;

            var chartData = [];

            AmCharts.ready(function () {
                // first we generate some random data
                generateChartData();

                // SERIAL CHART
                chart = new AmCharts.AmSerialChart();

                chart.dataProvider = chartData;
                chart.categoryField = "date";

                // data updated event will be fired when chart is first displayed,
                // also when data will be updated. We'll use it to set some
                // initial zoom
                chart.addListener("dataUpdated", zoomChart);

                // AXES
                // Category
                var categoryAxis = chart.categoryAxis;
                categoryAxis.parseDates = true; // in order char to understand dates, we should set parseDates to true
                categoryAxis.minPeriod = "mm"; // as we have data with minute interval, we have to set "mm" here.
                categoryAxis.gridAlpha = 0.07;
                categoryAxis.axisColor = "#DADADA";

                // Value
                var valueAxis = new AmCharts.ValueAxis();
                valueAxis.gridAlpha = 0.07;
                valueAxis.title = "Unique visitors";
                chart.addValueAxis(valueAxis);

                // GRAPH
                var graph = new AmCharts.AmGraph();
                graph.type = "line"; // try to change it to "column"
                graph.title = "red line";
                graph.valueField = "visits";
                graph.lineAlpha = 1;
                graph.lineColor = "#d1cf2a";
                graph.fillAlphas = 0.3; // setting fillAlphas to > 0 value makes it area graph
                chart.addGraph(graph);

                // CURSOR
                var chartCursor = new AmCharts.ChartCursor();
                chartCursor.cursorPosition = "mouse";
                chartCursor.categoryBalloonDateFormat = "JJ:NN, DD MMMM";
                chart.addChartCursor(chartCursor);

                // SCROLLBAR
                var chartScrollbar = new AmCharts.ChartScrollbar();

                chart.addChartScrollbar(chartScrollbar);

                // WRITE
                chart.write("chartdiv");
            });

            // generate some random data, quite different range
            function generateChartData() {
                // current date
                var firstDate = new Date();
                // now set 1000 minutes back
                firstDate.setMinutes(firstDate.getDate() - 1000);

                // and generate 1000 data items
                for (var i = 0; i < 1000; i++) {
                    var newDate = new Date(firstDate);
                    // each time we add one minute
                    newDate.setMinutes(newDate.getMinutes() + i);
                    // some random number
                    var visits = Math.round(Math.random() * 40) + 10;
                    // add data item to the array
                    chartData.push({
                        date: newDate,
                        visits: visits
                    });
                }
            }

            // this method is called when chart is first inited as we listen for "dataUpdated" event
            function zoomChart() {
                // different zoom methods can be used - zoomToIndexes, zoomToDates, zoomToCategoryValues
                chart.zoomToIndexes(chartData.length - 40, chartData.length - 1);
            }
        </script>
    </head>

    <body>
        <div id="chartdiv" style="width:100%; height:400px;"></div>
    </body>

</html>