Current File : /home/opti/workflow/src/public/app-assets/js/scripts/charts/flot/line/realtime.js
/*=========================================================================================
File Name: realtime.js
Description: Flot realtime chart
----------------------------------------------------------------------------------------
Item Name: Modern Admin - Clean Bootstrap 4 Dashboard HTML Template
Version: 1.0
Author: PIXINVENT
Author URL: http://www.themeforest.net/user/pixinvent
==========================================================================================*/
// Realtime chart
// ------------------------------
$(window).on("load", function(){
// We use an inline data source in the example, usually data would
// be fetched from a server
var data = [],
totalPoints = 300;
function getRandomData() {
if (data.length > 0)
data = data.slice(1);
// Do a random walk
while (data.length < totalPoints) {
var prev = data.length > 0 ? data[data.length - 1] : 50,
y = prev + Math.random() * 10 - 5;
if (y < 0) {
y = 0;
} else if (y > 100) {
y = 100;
}
data.push(y);
}
// Zip the generated y values with the x values
var res = [];
for (var i = 0; i < data.length; ++i) {
res.push([i, data[i]])
}
return res;
}
// Set up the control widget
var updateInterval = 30;
$("#updateInterval").val(updateInterval).change(function () {
var v = $(this).val();
if (v && !isNaN(+v)) {
updateInterval = +v;
if (updateInterval < 1) {
updateInterval = 1;
} else if (updateInterval > 2000) {
updateInterval = 2000;
}
$(this).val("" + updateInterval);
}
});
var plot = $.plot("#realtime", [ getRandomData() ], {
grid: {
borderWidth: 1,
borderColor: "transparent",
color: '#999',
minBorderMargin: 20,
labelMargin: 10,
margin: {
top: 8,
bottom: 20,
left: 20
},
},
series: {
shadowSize: 0, // Drawing is faster without shadows
lines: {
fill: true,
fillColor: { colors: [ { opacity: 0.8 }, { opacity: 0.1 } ] }
}
},
yaxis: {
min: 0,
max: 100
},
xaxis: {
show: false
},
colors: ['#FF7D4D']
});
function update() {
plot.setData([getRandomData()]);
// Since the axes don't change, we don't need to call plot.setupGrid()
plot.draw();
setTimeout(update, updateInterval);
}
update();
});
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