<!--
Copyright (c) 2006-2013, JGraph Ltd
JQuery example for mxGraph. This example demonstrates using
a JQuery plugin to generate labels for vertices on the fly.
-->
<html>
<head>
<title>JQuery plugin for labels</title>
<!-- Sets the basepath for the library if not in same directory -->
<script type="text/javascript">
mxBasePath = '../src';
</script>
<!-- Loads and initializes the library -->
<script type="text/javascript" src="../src/js/mxClient.js"></script>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script type="text/javascript" src="https://www.chartjs.org/dist/2.6.0/Chart.bundle.js"></script>
<!-- Example code -->
<script type="text/javascript">
// Program starts here. Creates a sample graph in the
// DOM node with the specified ID. This function is invoked
// from the onLoad event handler of the document (see below).
function main(container)
{
// Checks if the browser is supported
if (!mxClient.isBrowserSupported())
{
// Displays an error message if the browser is not supported.
mxUtils.error('Browser is not supported!', 200, false);
}
else
{
// Fixes possible clipping issues in Chrome
mxClient.NO_FO = true;
// Disables the built-in context menu
mxEvent.disableContextMenu(container);
// Creates the graph inside the given container
var graph = new mxGraph(container);
// Adds custom HTML labels
graph.setHtmlLabels(true);
var chartColors = {
red: 'rgb(255, 99, 132)',
orange: 'rgb(255, 159, 64)',
yellow: 'rgb(255, 205, 86)',
green: 'rgb(75, 192, 192)',
blue: 'rgb(54, 162, 235)',
purple: 'rgb(153, 102, 255)',
grey: 'rgb(201, 203, 207)'
};
var randomScalingFactor = function()
{
return (Math.random() > 0.5 ? 1.0 : -1.0) * Math.round(Math.random() * 100);
};
var MONTHS = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
var config = {
type: 'line',
data: {
labels: ["January", "February", "March", "April", "May", "June", "July"],
datasets: [{
label: "My First dataset",
backgroundColor: chartColors.red,
borderColor: chartColors.red,
data: [
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor()
],
fill: false,
}, {
label: "My Second dataset",
fill: false,
backgroundColor: chartColors.blue,
borderColor: chartColors.blue,
data: [
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor()
],
}]
},
options: {
responsive: true,
title:{
display:true,
text:'Chart.js Line Chart'
},
tooltips: {
mode: 'index',
intersect: false,
},
hover: {
mode: 'nearest',
intersect: true
},
scales: {
xAxes: [{
display: true,
scaleLabel: {
display: true,
labelString: 'Month'
}
}],
yAxes: [{
display: true,
scaleLabel: {
display: true,
labelString: 'Value'
}
}]
}
}
};
// Returns canvas with dynamic chart for vertex labels
var graphConvertValueToString = graph.convertValueToString;
graph.convertValueToString = function(cell)
{
if (this.model.isVertex(cell))
{
var node = document.createElement('canvas');
node.setAttribute('width', cell.geometry.width);
node.setAttribute('height', cell.geometry.height);
// Document for empty output if not in DOM
document.body.appendChild(node);
var ctx = node.getContext("2d");
new Chart(ctx, config);
return node;
}
return graphConvertValueToString.apply(this, arguments);
};
// Enables rubberband selection
new mxRubberband(graph);
// Gets the default parent for inserting new cells. This
// is normally the first child of the root (ie. layer 0).
var parent = graph.getDefaultParent();
// Adds cells to the model in a single step
graph.getModel().beginUpdate();
try
{
var v1 = graph.insertVertex(parent, null, 'Hello,', 20, 20, 300, 240,
'overflow=fill;fillColor=none;fontColor=#000000;');
var v2 = graph.insertVertex(parent, null, 'Hello,', 480, 320, 300, 240,
'overflow=fill;fillColor=none;fontColor=#000000;');
var e1 = graph.insertEdge(parent, null, '', v1, v2);
}
finally
{
// Updates the display
graph.getModel().endUpdate();
}
document.body.appendChild(mxUtils.button('+', function()
{
graph.zoomIn();
}));
document.body.appendChild(mxUtils.button('-', function()
{
graph.zoomOut();
}));
}
};
</script>
</head>
<!-- Page passes the container for the graph to the program -->
<body onload="main(document.getElementById('graphContainer'))">
<!-- Creates a container for the graph with a grid wallpaper -->
<div id="graphContainer"
style="position:relative;overflow:hidden;width:821px;height:661px;cursor:default;border:1px solid gray;">
</div>
</body>
</html>