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<!DOCTYPE html>
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<html>
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<head>
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<meta content="text/html;charset=utf-8" http-equiv="Content-Type">
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<meta content="utf-8" http-equiv="encoding">
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<script src="../dist/index.js" type="text/javascript"></script>
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</head>
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<body>
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<div id="chart" style="width: 50%; height: 500px;"></div>
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<script type="text/javascript">
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const startTime = 1590590148;
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const arrayLength = 20;
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const data1 = createDatapoints(arrayLength, startTime, 40);
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const data2 = createDatapoints(arrayLength, startTime, 30, 50);
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const data3 = createDatapoints(arrayLength, startTime, 20, 90);
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let options = {
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renderLegend: false,
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axis: {
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y: { invert: true, valueFormatter: timeValueFormatter, format: 'custom', colorFormatter: colorFormatter },
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x: { format: 'numeric' }
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},
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zoomEvents: {
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mouse: {
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pan: { isActive: true, orientation: 'vertical', keyEvent: 'shift' },
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zoom: { isActive: true, orientation: 'vertical', keyEvent: 'main' }
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},
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scroll: {
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pan: { isActive: true, orientation: 'vertical', keyEvent: 'main' },
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zoom: { isActive: false, keyEvent: 'shift' }
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}
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},
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eventsCallbacks: { zoomIn: zoomIn, zoomOut, panning: onPanning, },
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crosshair: { orientation: 'horizontal' },
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margin: { top: 30, right: 20, bottom: 20, left: 50 }
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}
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var pod = new LinePod(
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document.getElementById('chart'),
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[
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{ target: 'test1', datapoints: data1, color: 'green' },
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{ target: 'test2', datapoints: data2, color: 'blue' },
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{ target: 'test3', datapoints: data3, color: 'orange' },
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],
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options
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);
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pod.render();
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function zoomIn(ranges) {
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const range = ranges[1];
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options.axis.y.range = range;
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pod.updateData(undefined, options);
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}
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function zoomOut() {
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options.axis.y.range = undefined;
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console.log('zoomOut', pod.updateData);
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pod.updateData(undefined, options)
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}
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function onPanning() {
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console.log('panning', pod);
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}
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function createDatapoints(arrayLength, startTime, randomValue, randomOffset = 0) {
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return Array.from({ length: arrayLength }, (el, idx) => [
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startTime + idx * 10000, // y axis
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Math.floor(Math.random() * randomValue) + randomOffset // x axis
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]);
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}
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function timeValueFormatter(value) {
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const date = new Date(value);
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const hours = date.getHours();
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const minutes = '0' + date.getMinutes();
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const seconds = '0' + date.getSeconds();
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return hours + ':' + minutes.substr(-2) + ':' + seconds.substr(-2);
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}
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function colorFormatter(value, index) {
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if(index % 2 === 0) {
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return 'red';
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}
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return 'black';
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}
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</script>
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</body>
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</html>
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