85 lines
2.2 KiB
JavaScript
85 lines
2.2 KiB
JavaScript
class liveGraph {
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// Constructor to initialize the graph
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constructor(id) {
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this.timeArray = [];
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this.tempArray = [];
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this.humiArray = [];
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this.eco2Array = [];
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this.tvocArray = [];
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this.cnt = 0;
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this.nodeId = "liveGraph" + id;
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}
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// Fuction to create a graph
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makeGraph() {
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// Create a new line for temperature
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Plotly.plot(this.nodeId, [
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{
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x: this.timeArray, // Use timeArray as x values
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y: this.tempArray,
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mode: "lines",
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line: { color: "#FF0000" },
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name: "Temperature",
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},
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]);
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// Create a new line for humidity
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Plotly.plot(this.nodeId, [
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{
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x: this.timeArray, // Use timeArray as x values
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y: this.humiArray,
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mode: "lines",
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line: { color: "#80CAF6" },
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name: "Humidity",
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},
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]);
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// Create a new line for eCO2
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Plotly.plot(this.nodeId, [
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{
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x: this.timeArray, // Use timeArray as x values
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y: this.eco2Array,
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mode: "lines",
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line: { color: "#FFA500" },
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name: "eCO2 / 10",
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},
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]);
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// Create a new line for TVOC
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Plotly.plot(this.nodeId, [
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{
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x: this.timeArray, // Use timeArray as x values
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y: this.tvocArray,
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mode: "lines",
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line: { color: "#000000" },
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name: "TVOC / 10",
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},
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]);
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}
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// Function to update the graph with new values got from updateData function
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updateGraph() {
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let time = new Date();
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this.timeArray.push(new Date());
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let update = {
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x: [[this.timeArray]],
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y: [[this.tempArray], [this.humiArray], [this.eco2Array], [this.tvocArray]]
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};
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let olderTime = time.setMinutes(time.getMinutes() - 1);
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let futureTime = time.setMinutes(time.getMinutes() + 1);
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let minuteView = {
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xaxis: {
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type: "date",
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range: [olderTime, futureTime],
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},
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};
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Plotly.relayout(this.nodeId, minuteView);
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if (this.cnt === 10) clearInterval(interval);
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}
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// function to get the new data for graph
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updateData(temperature, humidity, eCO2, TVOC) {
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// Update the graph
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this.tempArray.push(temperature);
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this.humiArray.push(humidity);
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this.eco2Array.push(eCO2 / 10);
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this.tvocArray.push(TVOC / 10);
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}
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} |