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239 lines
6.6 KiB
239 lines
6.6 KiB
<!doctype html>
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<html>
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<head>
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<title>Network | Localization</title>
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<style type="text/css">
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body, select {
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font: 10pt sans;
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}
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#mynetwork {
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position:relative;
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width: 800px;
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height: 600px;
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border: 1px solid lightgray;
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}
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table.legend_table {
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font-size: 11px;
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border-width:1px;
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border-color:#d3d3d3;
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border-style:solid;
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}
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table.legend_table,td {
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border-width:1px;
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border-color:#d3d3d3;
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border-style:solid;
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padding: 2px;
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}
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div.table_content {
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width:80px;
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text-align:center;
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}
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div.table_description {
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width:100px;
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}
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#operation {
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font-size:28px;
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}
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#network-popUp {
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display:none;
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position:absolute;
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top:350px;
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left:170px;
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z-index:299;
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width:250px;
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height:120px;
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background-color: #f9f9f9;
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border-style:solid;
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border-width:3px;
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border-color: #5394ed;
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padding:10px;
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text-align: center;
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}
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</style>
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<script type="text/javascript" src="../../dist/vis.js"></script>
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<link type="text/css" rel="stylesheet" href="../../dist/vis.css">
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<script type="text/javascript">
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var nodes = null;
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var edges = null;
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var network = null;
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function destroy() {
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if (network !== null) {
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network.destroy();
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network = null;
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}
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}
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function draw() {
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destroy();
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nodes = [];
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edges = [];
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var connectionCount = [];
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// randomly create some nodes and edges
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var nodeCount = 25;
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for (var i = 0; i < nodeCount; i++) {
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nodes.push({
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id: i,
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label: String(i)
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});
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connectionCount[i] = 0;
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// create edges in a scale-free-network way
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if (i == 1) {
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var from = i;
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var to = 0;
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edges.push({
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from: from,
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to: to
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});
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connectionCount[from]++;
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connectionCount[to]++;
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}
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else if (i > 1) {
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var conn = edges.length * 2;
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var rand = Math.floor(Math.random() * conn);
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var cum = 0;
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var j = 0;
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while (j < connectionCount.length && cum < rand) {
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cum += connectionCount[j];
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j++;
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}
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var from = i;
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var to = j;
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edges.push({
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from: from,
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to: to
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});
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connectionCount[from]++;
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connectionCount[to]++;
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}
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}
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// create a network
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var container = document.getElementById('mynetwork');
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var data = {
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nodes: nodes,
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edges: edges
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};
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var options = {
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stabilize: false,
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dataManipulation: true,
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onAdd: function(data,callback) {
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var span = document.getElementById('operation');
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var idInput = document.getElementById('node-id');
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var labelInput = document.getElementById('node-label');
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var saveButton = document.getElementById('saveButton');
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var cancelButton = document.getElementById('cancelButton');
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var div = document.getElementById('network-popUp');
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span.innerHTML = "Add Node";
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idInput.value = data.id;
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labelInput.value = data.label;
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saveButton.onclick = saveData.bind(this,data,callback);
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cancelButton.onclick = clearPopUp.bind();
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div.style.display = 'block';
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},
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onEdit: function(data,callback) {
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var span = document.getElementById('operation');
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var idInput = document.getElementById('node-id');
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var labelInput = document.getElementById('node-label');
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var saveButton = document.getElementById('saveButton');
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var cancelButton = document.getElementById('cancelButton');
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var div = document.getElementById('network-popUp');
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span.innerHTML = "Edit Node";
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idInput.value = data.id;
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labelInput.value = data.label;
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saveButton.onclick = saveData.bind(this,data,callback);
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cancelButton.onclick = clearPopUp.bind();
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div.style.display = 'block';
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},
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onConnect: function(data,callback) {
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if (data.from == data.to) {
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var r=confirm("Do you want to connect the node to itself?");
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if (r==true) {
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callback(data);
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}
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}
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else {
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callback(data);
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}
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}
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};
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network = new vis.Network(container, data, options);
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// add event listeners
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network.on('select', function(params) {
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document.getElementById('selection').innerHTML = 'Selection: ' + params.nodes;
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});
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network.on("resize", function(params) {console.log(params.width,params.height)});
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function clearPopUp() {
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var saveButton = document.getElementById('saveButton');
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var cancelButton = document.getElementById('cancelButton');
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saveButton.onclick = null;
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cancelButton.onclick = null;
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var div = document.getElementById('network-popUp');
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div.style.display = 'none';
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}
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function saveData(data,callback) {
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var idInput = document.getElementById('node-id');
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var labelInput = document.getElementById('node-label');
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var div = document.getElementById('network-popUp');
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data.id = idInput.value;
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data.label = labelInput.value;
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clearPopUp();
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callback(data);
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}
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// update the locale when changing the select box value
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var select = document.getElementById('locale');
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select.onchange = function () {
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network.setOptions({
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locale: this.value
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});
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};
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select.onchange();
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}
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</script>
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</head>
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<body onload="draw();">
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<h2>Editing the dataset (localized)</h2>
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<p style="width: 700px; font-size:14px; text-align: justify;">
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This is the same example as <a href="21_data_manipulation.html">21_data_manipulation.html</a>, except that there is a select box added which allows to switch locale. The localization is only relevant to the manipulation buttons.
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</p>
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<p>
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<label for="locale">Select a locale:</label>
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<select id="locale">
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<option value="en" selected>en</option>
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<option value="nl">nl</option>
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</select>
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</p>
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<div id="network-popUp">
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<span id="operation">node</span> <br>
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<table style="margin:auto;"><tr>
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<td>id</td><td><input id="node-id" value="new value"></td>
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</tr>
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<tr>
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<td>label</td><td><input id="node-label" value="new value"> </td>
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</tr></table>
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<input type="button" value="save" id="saveButton"></button>
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<input type="button" value="cancel" id="cancelButton"></button>
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</div>
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<br />
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<div id="mynetwork"></div>
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<p id="selection"></p>
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</body>
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</html>
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