2021Spring-forehead_thermometer/plot.html at main · NTUEE-ESLab/2021Spring-forehead_thermometer · GitHub

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<!-- ref: https://github.com/dannyvai/plotly_websocket_example -->
<html>
<head>
	<meta charset="UTF-8">
	</head>
	<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
	<script>

		ws = new WebSocket("ws://127.0.0.1:5050")
		var request_data_interval

		var dps_x = [];
		var dataLength = 20;
		var chart
		var image1 = document.createElement('img');
		image1.src = "fever.png";
		var image2 = document.createElement('img');
		image2.src = "normal.png";
		var image3 = document.createElement('img');
		image3.src = "far.png";
		var Con=0;
		var ID;

		ws.onopen = function()
		{
			ws.send(1);
			chart = new CanvasJS.Chart("chartContainer", {
				title :{ text: "temperature detect system" },
				axisX: { title: "time (s)"},
				axisY: { title: "Temperature (C)", includeZero: false },
				data: [{
					type: "spline",
					name: "x",
					dataPoints: dps_x
				}]
			});
			//request_data_interval = window.setInterval(requestData, 50);
		};

		var fever
		var far
		var img_fever
		var img_far
		var img_normal
		var dps_x = [];
		var dataLength = 20;
		var temp
		var ID
		function test(){
			Con = 1;
			ID = document.getElementById('name').value;
			ws.send(ID);
		}

		ws.onmessage = function (evt)
		{
			if(Con){
				var str = "你的體溫為"
				var str2 = "R08"
				var received_msg = evt.data;
				data = JSON.parse(evt.data);
				temp = data.val/10;
				if (temp > 37.5)
				{
					fever = true;
					far = false;
				}
				else if(temp > 35 && temp < 37.5)
				{
					fever = false;
					far = false;
				}
				else{
					fever = false;
					far = true;
				}

				if(far == false){
					document.getElementById('string').textContent = "ID:"+ ID ;
					document.getElementById('temp').innerHTML = str + temp + "度C";
					dps_x.push({x: data.time, y: temp})
					if (dps_x.length > dataLength) {
						dps_x.shift();
					}
					Con = 0;
				}else{
					var string1 = "太遠了請靠近"
					document.getElementById('string').textContent ="ID:"+ ID;
					document.getElementById('temp').innerHTML = string1;
				}

				if(fever == true && far == false)
				{
					if(img_far == true)
					{
						document.getElementById('image').removeChild(image3);
						img_far = false;
					}
					if(img_normal == true){
						document.getElementById('image').removeChild(image2);
						img_normal = false;
					}
					document.getElementById('image').appendChild(image1);
					img_fever = true;
				}

				if(fever == false && far == false)
				{
					if(img_fever == true){
						document.getElementById('image').removeChild(image1);
						img_fever = false;
					}
					if(img_far == true){
						document.getElementById('image').removeChild(image3);
						img_far = false;
					}
					document.getElementById('image').appendChild(image2);
					img_normal = true;
				}
				if(fever == false && far == true)
				{
					if(img_fever == true){
						document.getElementById('image').removeChild(image1);
						img_fever = false;
					}
					if(img_normal == true){
						document.getElementById('image').removeChild(image2);
						img_normal = false;
					}
					document.getElementById('image').appendChild(image3);
					img_far = true;
				}
				chart.render();
			}
		};

		ws.onclose = function()
		{
			window.clearInterval(request_data_interval)
		};

		function requestData()
		{
			ws.send("get-data");
		}

	</script>
	<body>
		<font size="10">
			<p id="title">請先輸入你的ID或感應卡片</p>
			<input type='text' id='name' />
 			<input type='button' value='送出' onclick='test()'/>
		</font>
		<div id="chartContainer" style="height: 370px; max-width: 920px; margin: 0px auto;"></div>
		<font size="10">
			<div id="string" align="center" valign="center" style="height:100px; top:80px; position:relative"></div>
			<div id="temp" align="center" valign="center" style="height:200px; top:80px; position:relative"></div>
		</font>
		<div id="image" align="center" style="height:600px;width:600px;margin:0px auto;"></div>
	</body>
</html>