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114 lines
4.0 KiB
114 lines
4.0 KiB
1 year ago
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<title>amCharts examples</title>
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<link rel="stylesheet" href="style.css" type="text/css">
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<script src="../amcharts/amcharts.js" type="text/javascript"></script>
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<script src="../amcharts/serial.js" type="text/javascript"></script>
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<script>
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var chartData = [];
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generateChartData();
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var chart = AmCharts.makeChart("chartdiv", {
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type: "serial",
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dataProvider: chartData,
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categoryField: "date",
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categoryAxis: {
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parseDates: true,
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gridAlpha: 0.15,
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minorGridEnabled: true,
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axisColor: "#DADADA"
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},
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valueAxes: [{
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axisAlpha: 0.2,
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id: "v1"
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}],
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graphs: [{
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title: "red line",
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id: "g1",
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valueAxis: "v1",
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valueField: "visits",
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bullet: "round",
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bulletBorderColor: "#FFFFFF",
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bulletBorderAlpha: 1,
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lineThickness: 2,
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lineColor: "#b5030d",
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negativeLineColor: "#0352b5",
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balloonText: "[[category]]<br><b><span style='font-size:14px;'>value: [[value]]</span></b>"
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}],
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chartCursor: {
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fullWidth:true,
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cursorAlpha:0.1
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},
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chartScrollbar: {
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scrollbarHeight: 40,
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color: "#FFFFFF",
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autoGridCount: true,
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graph: "g1"
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},
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mouseWheelZoomEnabled:true
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});
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chart.addListener("dataUpdated", zoomChart);
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// generate some random data, quite different range
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function generateChartData() {
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var firstDate = new Date();
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firstDate.setDate(firstDate.getDate() - 500);
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for (var i = 0; i < 500; i++) {
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// we create date objects here. In your data, you can have date strings
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// and then set format of your dates using chart.dataDateFormat property,
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// however when possible, use date objects, as this will speed up chart rendering.
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var newDate = new Date(firstDate);
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newDate.setDate(newDate.getDate() + i);
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var visits = Math.round(Math.random() * 40) - 20;
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chartData.push({
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date: newDate,
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visits: visits
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});
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}
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}
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// this method is called when chart is first inited as we listen for "dataUpdated" event
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function zoomChart() {
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// different zoom methods can be used - zoomToIndexes, zoomToDates, zoomToCategoryValues
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chart.zoomToIndexes(chartData.length - 40, chartData.length - 1);
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}
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// changes cursor mode from pan to select
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function setPanSelect() {
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var chartCursor = chart.chartCursor;
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if (document.getElementById("rb1").checked) {
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chartCursor.pan = false;
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chartCursor.zoomable = true;
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} else {
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chartCursor.pan = true;
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}
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chart.validateNow();
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}
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</script>
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</head>
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<body>
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<div id="chartdiv" style="width: 100%; height: 400px;"></div>
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<div style="margin-left:35px;">
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<input type="radio" checked="true" name="group" id="rb1" onclick="setPanSelect()">Select
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<input type="radio" name="group" id="rb2" onclick="setPanSelect()">Pan
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</div>
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</body>
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</html>
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