Chart example on ESP8266

This commit is contained in:
Ollo 2021-12-16 20:21:24 +01:00
parent c26ee6342c
commit 128d5a0b3b
3 changed files with 53 additions and 1 deletions

13
data/chart.min.js vendored Normal file

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@ -14,7 +14,7 @@
background-color: #b8b8b8; color: black; background-color: #b8b8b8; color: black;
} }
</style> </style>
<script src="chart.min.js.gz"></script> <script src="/chart.min.js"></script>
<script type="text/javascript"> <script type="text/javascript">
function mySensorTimer(){ function mySensorTimer(){
const xhttp = new XMLHttpRequest(); const xhttp = new XMLHttpRequest();
@ -43,6 +43,44 @@
function onBodyLoad(){ function onBodyLoad(){
setInterval(mySensorTimer, 5000); setInterval(mySensorTimer, 5000);
// Test chart
const ctx = document.getElementById('myChart');
const myChart = new Chart(ctx, {
type: 'bar',
data: {
labels: ['Red', 'Blue', 'Yellow', 'Green', 'Purple', 'Orange'],
datasets: [{
label: '# of Votes',
data: [12, 19, 3, 5, 2, 3],
backgroundColor: [
'rgba(255, 99, 132, 0.2)',
'rgba(54, 162, 235, 0.2)',
'rgba(255, 206, 86, 0.2)',
'rgba(75, 192, 192, 0.2)',
'rgba(153, 102, 255, 0.2)',
'rgba(255, 159, 64, 0.2)'
],
borderColor: [
'rgba(255, 99, 132, 1)',
'rgba(54, 162, 235, 1)',
'rgba(255, 206, 86, 1)',
'rgba(75, 192, 192, 1)',
'rgba(153, 102, 255, 1)',
'rgba(255, 159, 64, 1)'
],
borderWidth: 1
}]
},
options: {
scales: {
y: {
beginAtZero: true
}
}
}
});
} }
</script> </script>
</head> </head>
@ -89,5 +127,6 @@
</tr> </tr>
</tbody> </tbody>
</table> </table>
<canvas id="myChart" width="400" height="400"></canvas>
</body> </body>
</html> </html>