50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
const chart = new Chart("chart", {
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type: "line",
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data: {
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datasets: [{
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label: "Auslenkung",
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borderColor: "teal",
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backgroundColor: "teal",
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tension: 0.5
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}
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]
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},
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options: {
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scales: {
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x: {
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display: false
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}
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},
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elements: {
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point: {
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radius: 0
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}
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},
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plugins: {
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legend: {
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display: false
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}
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}
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}
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})
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function update(x, y) {
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chart.data.labels = x;
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chart.data.datasets[0].data = y;
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chart.update();
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}
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function checkScrollDirection(event) {
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if (checkScrollDirectionIsUp(event)) {
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document.querySelector("#freq").value = parseFloat(document.querySelector("#freq").value) + parseFloat(0.1);
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} else {
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document.querySelector("#freq").value -= parseFloat(0.1);
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}
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}
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function checkScrollDirectionIsUp(event) {
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if (event.wheelDelta) {
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return event.wheelDelta > 0;
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}
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return event.deltaY < 0;
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} |