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293 lines
8.6 KiB
293 lines
8.6 KiB
<!doctype html>
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<html>
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<head>
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<title>Graph | Navigation</title>
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<style type="text/css">
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body {
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font: 10pt sans;
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}
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#mygraph {
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width: 600px;
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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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div.graph-manipulationDiv {
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border-width:0px;
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border-bottom: 1px;
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border-style:solid;
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border-color: #d6d9d8;
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background: #ffffff; /* Old browsers */
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background: -moz-linear-gradient(top, #ffffff 0%, #f3f3f3 50%, #ededed 51%, #ffffff 100%); /* FF3.6+ */
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background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#ffffff), color-stop(50%,#f3f3f3), color-stop(51%,#ededed), color-stop(100%,#ffffff)); /* Chrome,Safari4+ */
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background: -webkit-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* Chrome10+,Safari5.1+ */
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background: -o-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* Opera 11.10+ */
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background: -ms-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* IE10+ */
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background: linear-gradient(to bottom, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* W3C */
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#ffffff',GradientType=0 ); /* IE6-9 */
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width: 600px;
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height:30px;
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z-index:10;
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position:absolute;
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}
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span.manipulationUI {
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font-family: verdana;
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font-size: 12px;
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-moz-border-radius: 15px;
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border-radius: 15px;
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display:inline-block;
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background-position: 0px 0px;
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background-repeat:no-repeat;
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height:24px;
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margin: -14px 0px 0px 10px;
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vertical-align:middle;
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cursor: pointer;
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padding: 0px 8px 0px 8px;
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-webkit-touch-callout: none;
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-webkit-user-select: none;
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-khtml-user-select: none;
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-moz-user-select: none;
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-ms-user-select: none;
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user-select: none;
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}
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span.manipulationUI:hover {
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box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.20);
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}
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span.manipulationUI:active {
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box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.50);
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}
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span.manipulationUI.back {
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background-image: url("../../dist/img/backIcon.png");
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}
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span.manipulationUI.none:hover {
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box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.0);
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cursor: default;
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}
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span.manipulationUI.none:active {
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box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.0);
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}
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span.manipulationUI.none {
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padding: 0px 0px 0px 0px;
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}
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span.manipulationUI.notification{
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margin: 2px;
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font-weight: bold;
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}
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span.manipulationUI.add {
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background-image: url("../../dist/img/addNodeIcon.png");
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}
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span.manipulationUI.edit {
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background-image: url("../../dist/img/editIcon.png");
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}
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span.manipulationUI.connect {
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background-image: url("../../dist/img/connectIcon.png");
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}
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span.manipulationUI.delete {
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background-image: url("../../dist/img/deleteIcon.png");
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}
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span.manipulationUI.acceptDelete {
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background-image: url("../../dist/img/acceptDeleteIcon.png");
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}
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/* top right bottom left */
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span.manipulationLabel {
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margin: 0px 0px 0px 23px;
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line-height: 25px;
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}
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div.seperatorLine {
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display:inline-block;
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width:1px;
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height:20px;
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background-color: #bdbdbd;
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margin: 5px 7px 0px 15px;
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}
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input.manipulatorInput[type="text"] {
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width:80px;
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height:15px;
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font-size:11px;
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margin: 2px 0px 0px 0px;
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}
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input.manipulatorInput[type="button"] {
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width:80px;
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height:22px;
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font-size:12px;
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margin: 2px 0px 0px 10px;
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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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<script type="text/javascript">
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var nodes = null;
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var edges = null;
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var graph = null;
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function draw() {
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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 = document.getElementById('nodeCount').value;
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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-graph 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 graph
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var container = document.getElementById('mygraph');
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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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/*
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var options = {
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nodes: {
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shape: 'circle'
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},
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edges: {
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length: 50
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},
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stabilize: false
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};
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*/
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var options = {
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edges: {
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length: 50
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},
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stabilize: false,
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clustering:false,
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navigation: true,
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keyboard: true,
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dataManipulationToolbar: true
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};
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graph = new vis.Graph(container, data, options);
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// add event listeners
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graph.on('select', function(params) {
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document.getElementById('selection').innerHTML = 'Selection: ' + params.nodes;
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});
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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>Navigation controls and keyboad navigation</h2>
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<div style="width: 700px; font-size:14px;">
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This example is the same as example 2, except for the navigation controls that has been activated. The navigation controls are described below. <br /><br />
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<table class="legend_table">
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<tr>
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<td>Icons: </td>
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<td><div class="table_content"><img src="../../dist/img/uparrow.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/downarrow.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/leftarrow.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/rightarrow.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/plus.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/minus.png" /> </div></td>
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<td><div class="table_content"><img src="../../dist/img/zoomExtends.png" /> </div></td>
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</tr>
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<tr>
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<td><div class="table_description">Keyboard shortcuts:</div></td>
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<td><div class="table_content">Up arrow</div></td>
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<td><div class="table_content">Down arrow</div></td>
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<td><div class="table_content">Left arrow</div></td>
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<td><div class="table_content">Right arrow</div></td>
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<td><div class="table_content">=<br />[<br />Page up</div></td>
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<td><div class="table_content">-<br />]<br />Page down</div></td>
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<td><div class="table_content">None</div></td>
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</tr>
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<tr>
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<td><div class="table_description">Description:</div></td>
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<td><div class="table_content">Move up</div></td>
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<td><div class="table_content">Move down</div></td>
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<td><div class="table_content">Move left</div></td>
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<td><div class="table_content">Move right</div></td>
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<td><div class="table_content">Zoom in</div></td>
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<td><div class="table_content">Zoom out</div></td>
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<td><div class="table_content">Zoom extends</div></td>
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</tr>
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</table>
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<br />
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Apart from clicking the icons, you can also navigate using the keyboard. The buttons are in table above.
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Zoom Extends changes the zoom and position of the camera to encompass all visible nodes.
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</div>
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<br />
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<form onsubmit="draw(); return false;">
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<label for="nodeCount">Number of nodes:</label>
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<input id="nodeCount" type="text" value="25" style="width: 50px;">
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<input type="submit" value="Go">
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</form>
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<br>
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<div id="mygraph"></div>
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<p id="selection"></p>
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</body>
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</html>
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