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{
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"version": 1,
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"tools": {
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"temperature": {
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"label": "Temperature",
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"path": "temperature.html"
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}
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},
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"content-security-policy": "default-src 'self' 'unsafe-inline' 'unsafe-eval'"
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}
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Copyright (c) 2010, Joe Walnes
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Copyright (c) 2010-2013, Joe Walnes
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2013-2014, Drew Noakes
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Temperature</title>
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<meta charset="utf-8">
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<link href="../base1/cockpit.css" type="text/css" rel="stylesheet">
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<script src="../base1/jquery.js"></script>
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<script src="../base1/cockpit.js"></script>
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<script type="text/javascript" src="smoothie.js"></script>
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<script type="text/javascript" src="temperature.js"></script>
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<style>
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tr {
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font-size: 16pt
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}
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</style>
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</head>
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<body onresize="resize_canvas()">
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<div align=center>
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<table id=table style="width:100%;font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif">
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<tr>
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<th colspan="2" style="font-size:24pt;text-align:center">CPU Temperature</th>
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</tr>
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<tr>
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<td colspan="2" style="text-align:center;width:100%"><canvas id="smoothie-chart" height="300"></canvas></td>
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</tr>
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<tr>
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<th style="text-align:right;width:30%;padding:4px">Current Temperature [°C]:</th><td id="cur_temp" style="text-align:left;width: 70%"></td>
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</tr>
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<tr>
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<th style="text-align:right;padding:4px">Average Temperature [°C](5m):</th><td id=avg_temp style="text-align:left"></td>
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</tr>
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</table>
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</div>
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</body>
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</html>
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window.onload = function () {
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resize_canvas()
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var chart = new SmoothieChart({, millisPerPixel: 200, maxValueScale: 1.1, minValueScale: 1.1, scaleSmoothing: 0.1, grid: { fillStyle: '#ffffff', millisPerLine: 5000, verticalSections: 8 }, labels: { fillStyle: '#0000ff', fontSize: 18, precision: 1 }, timestampFormatter: SmoothieChart.timeFormatter }),
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canvas = document.getElementById('smoothie-chart'),
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series = new TimeSeries();
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average_array = []
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chart.addTimeSeries(series, { lineWidth: 3.5, strokeStyle: '#ff0000' });
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chart.streamTo(canvas, 500);
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function run_proc(series,average_array) {
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var proc = cockpit.spawn(["vcgencmd","measure_temp"]);
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proc.done(function(data){
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pt = parseFloat(data.match(/([0-9\.]+)/)[1]);
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series.append(new Date().getTime(), pt);
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document.getElementById("cur_temp").innerHTML = pt;
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average_array.push(pt);
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if(average_array.length > 5*60){
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average_array.shift();
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}
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document.getElementById("avg_temp").innerHTML = average(average_array);
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console.log(average_array);
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});
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};
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//run_proc(series)
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setInterval(function () { run_proc(series,average_array) }, 1000);
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}
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function resize_canvas() {
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document.getElementById("smoothie-chart").width = window.innerWidth - 50;
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}
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function average(array) {
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var sum = 0;
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var count = array.length;
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for (var i = 0; i < count; i++) {
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sum = sum + array[i];
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}
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return sum / count;
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}
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