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90 lines
2.9 KiB
90 lines
2.9 KiB
<!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 ChartwerkLineChart( |
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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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