162 lines
13 KiB
HTML
162 lines
13 KiB
HTML
<!--
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Copyright (c) 2006-2013, JGraph Ltd
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Codec example for mxGraph. This example demonstrates dynamically
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creating a graph from XML and encoding the model into XML, as well
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as changing the default style for edges in-place.
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-->
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<html>
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<head>
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<title>Codec example for mxGraph</title>
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<!-- Sets the basepath for the library if not in same directory -->
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<script type="text/javascript">
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mxBasePath = '../src';
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</script>
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<!-- Loads and initializes the library -->
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<script type="text/javascript" src="../src/js/mxClient.js"></script>
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<!-- Example code -->
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<script type="text/javascript">
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// Program starts here. Creates a sample graph in the
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// DOM node with the specified ID. This function is invoked
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// from the onLoad event handler of the document (see below).
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function main(container)
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{
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if (mxClient.isBrowserSupported())
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{
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var divs = document.getElementsByTagName('*');
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for (var i = 0; i < divs.length; i++)
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{
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if (divs[i].className.toString().indexOf('mxgraph') >= 0)
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{
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(function(container)
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{
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var xml = mxUtils.getTextContent(container);
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var xmlDocument = mxUtils.parseXml(xml);
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if (xmlDocument.documentElement != null && xmlDocument.documentElement.nodeName == 'mxGraphModel')
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{
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var decoder = new mxCodec(xmlDocument);
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var node = xmlDocument.documentElement;
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container.innerHTML = '';
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var graph = new mxGraph(container);
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graph.centerZoom = false;
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graph.setTooltips(false);
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graph.setEnabled(false);
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// Changes the default style for edges "in-place"
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var style = graph.getStylesheet().getDefaultEdgeStyle();
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style[mxConstants.STYLE_EDGE] = mxEdgeStyle.ElbowConnector;
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// Enables panning with left mouse button
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graph.panningHandler.useLeftButtonForPanning = true;
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graph.panningHandler.ignoreCell = true;
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graph.container.style.cursor = 'move';
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graph.setPanning(true);
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if (divs[i].style.width == '' && divs[i].style.height == '')
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{
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graph.resizeContainer = true;
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}
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else
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{
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// Adds border for fixed size boxes
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graph.border = 20;
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}
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decoder.decode(node, graph.getModel());
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graph.resizeContainer = false;
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// Adds zoom buttons in top, left corner
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var buttons = document.createElement('div');
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buttons.style.position = 'absolute';
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buttons.style.overflow = 'visible';
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var bs = graph.getBorderSizes();
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buttons.style.top = (container.offsetTop + bs.y) + 'px';
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buttons.style.left = (container.offsetLeft + bs.x) + 'px';
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var left = 0;
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var bw = 16;
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var bh = 16;
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if (mxClient.IS_QUIRKS)
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{
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bw -= 1;
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bh -= 1;
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}
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function addButton(label, funct)
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{
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var btn = document.createElement('div');
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mxUtils.write(btn, label);
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btn.style.position = 'absolute';
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btn.style.backgroundColor = 'transparent';
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btn.style.border = '1px solid gray';
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btn.style.textAlign = 'center';
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btn.style.fontSize = '10px';
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btn.style.cursor = 'hand';
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btn.style.width = bw + 'px';
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btn.style.height = bh + 'px';
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btn.style.left = left + 'px';
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btn.style.top = '0px';
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mxEvent.addListener(btn, 'click', function(evt)
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{
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funct();
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mxEvent.consume(evt);
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});
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left += bw;
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buttons.appendChild(btn);
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};
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addButton('+', function()
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{
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graph.zoomIn();
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});
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addButton('-', function()
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{
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graph.zoomOut();
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});
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if (container.nextSibling != null)
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{
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container.parentNode.insertBefore(buttons, container.nextSibling);
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}
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else
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{
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container.appendChild(buttons);
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}
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}
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})(divs[i]);
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}
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}
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}
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};
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</script>
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</head>
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<body>
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<!-- Contains a graph description which will be converted. -->
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This graph is embedded in the page.
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<div class="mxgraph" style="position:relative;overflow:auto;"><mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/><mxCell id="2" vertex="1" parent="1" value="Interval 1"><mxGeometry x="380" y="0" width="140" height="30" as="geometry"/></mxCell><mxCell id="3" vertex="1" parent="1" value="Interval 2"><mxGeometry x="200" y="80" width="380" height="30" as="geometry"/></mxCell><mxCell id="4" vertex="1" parent="1" value="Interval 3"><mxGeometry x="40" y="140" width="260" height="30" as="geometry"/></mxCell><mxCell id="5" vertex="1" parent="1" value="Interval 4"><mxGeometry x="120" y="200" width="240" height="30" as="geometry"/></mxCell><mxCell id="6" vertex="1" parent="1" value="Interval 5"><mxGeometry x="420" y="260" width="80" height="30" as="geometry"/></mxCell><mxCell id="7" edge="1" source="2" target="3" parent="1" value="Transfer1"><mxGeometry as="geometry"><Array as="points"><Object x="420" y="60"/></Array></mxGeometry></mxCell><mxCell id="8" edge="1" source="2" target="6" parent="1" value=""><mxGeometry as="geometry" relative="1" y="-30"><Array as="points"><Object x="600" y="60"/></Array></mxGeometry></mxCell><mxCell id="9" edge="1" source="3" target="4" parent="1" value="Transfer3"><mxGeometry as="geometry"><Array as="points"><Object x="260" y="120"/></Array></mxGeometry></mxCell><mxCell id="10" edge="1" source="4" target="5" parent="1" value="Transfer4"><mxGeometry as="geometry"><Array as="points"><Object x="200" y="180"/></Array></mxGeometry></mxCell><mxCell id="11" edge="1" source="4" target="6" parent="1" value="Transfer5"><mxGeometry as="geometry" relative="1" y="-10"><Array as="points"><Object x="460" y="155"/></Array></mxGeometry></mxCell></root></mxGraphModel></div>
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This graph is embedded in the page.
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<div class="mxgraph" style="position:relative;background:#eeeeee;border:1px solid gray;overflow:auto;width:400px;height:200px;"><mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/><mxCell id="2" vertex="1" parent="1" value="Interval 1"><mxGeometry x="380" y="0" width="140" height="30" as="geometry"/></mxCell><mxCell id="3" vertex="1" parent="1" value="Interval 2"><mxGeometry x="200" y="80" width="380" height="30" as="geometry"/></mxCell><mxCell id="4" vertex="1" parent="1" value="Interval 3"><mxGeometry x="40" y="140" width="260" height="30" as="geometry"/></mxCell><mxCell id="5" vertex="1" parent="1" value="Interval 4"><mxGeometry x="120" y="200" width="240" height="30" as="geometry"/></mxCell><mxCell id="6" vertex="1" parent="1" value="Interval 5"><mxGeometry x="420" y="260" width="80" height="30" as="geometry"/></mxCell><mxCell id="7" edge="1" source="2" target="3" parent="1" value="Transfer1"><mxGeometry as="geometry"><Array as="points"><Object x="420" y="60"/></Array></mxGeometry></mxCell><mxCell id="8" edge="1" source="2" target="6" parent="1" value=""><mxGeometry as="geometry" relative="1" y="-30"><Array as="points"><Object x="600" y="60"/></Array></mxGeometry></mxCell><mxCell id="9" edge="1" source="3" target="4" parent="1" value="Transfer3"><mxGeometry as="geometry"><Array as="points"><Object x="260" y="120"/></Array></mxGeometry></mxCell><mxCell id="10" edge="1" source="4" target="5" parent="1" value="Transfer4"><mxGeometry as="geometry"><Array as="points"><Object x="200" y="180"/></Array></mxGeometry></mxCell><mxCell id="11" edge="1" source="4" target="6" parent="1" value="Transfer5"><mxGeometry as="geometry" relative="1" y="-10"><Array as="points"><Object x="460" y="155"/></Array></mxGeometry></mxCell></root></mxGraphModel></div>
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This graph is embedded in the page.
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<div class="mxgraph" style="position:relative;background:#eeeeee;border:6px solid gray;overflow:auto;width:400px;height:200px;"><mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/><mxCell id="2" vertex="1" parent="1" value="Interval 1"><mxGeometry x="380" y="20" width="140" height="30" as="geometry"/></mxCell><mxCell id="3" vertex="1" parent="1" value="Interval 2"><mxGeometry x="200" y="80" width="380" height="30" as="geometry"/></mxCell><mxCell id="4" vertex="1" parent="1" value="Interval 3"><mxGeometry x="40" y="140" width="260" height="30" as="geometry"/></mxCell><mxCell id="5" vertex="1" parent="1" value="Interval 4"><mxGeometry x="120" y="200" width="240" height="30" as="geometry"/></mxCell><mxCell id="6" vertex="1" parent="1" value="Interval 5"><mxGeometry x="420" y="260" width="80" height="30" as="geometry"/></mxCell><mxCell id="7" edge="1" source="2" target="3" parent="1" value="Transfer1"><mxGeometry as="geometry"><Array as="points"><Object x="420" y="60"/></Array></mxGeometry></mxCell><mxCell id="8" edge="1" source="2" target="6" parent="1" value="Transfer2"><mxGeometry as="geometry" relative="1" y="0"><Array as="points"><Object x="600" y="60"/></Array></mxGeometry></mxCell><mxCell id="9" edge="1" source="3" target="4" parent="1" value="Transfer3"><mxGeometry as="geometry"><Array as="points"><Object x="260" y="120"/></Array></mxGeometry></mxCell><mxCell id="10" edge="1" source="4" target="5" parent="1" value="Transfer4"><mxGeometry as="geometry"><Array as="points"><Object x="200" y="180"/></Array></mxGeometry></mxCell><mxCell id="11" edge="1" source="4" target="6" parent="1" value="Transfer5"><mxGeometry as="geometry" relative="1" y="-10"><Array as="points"><Object x="460" y="155"/></Array></mxGeometry></mxCell></root></mxGraphModel></div>
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This graph is embedded in the page.
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<div class="mxgraph" style="position:relative;overflow:hidden;border:6px solid gray;"><mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/><mxCell id="2" vertex="1" parent="1" value="Interval 1"><mxGeometry x="380" y="20" width="140" height="30" as="geometry"/></mxCell><mxCell id="3" vertex="1" parent="1" value="Interval 2"><mxGeometry x="200" y="80" width="380" height="30" as="geometry"/></mxCell><mxCell id="4" vertex="1" parent="1" value="Interval 3"><mxGeometry x="40" y="140" width="260" height="30" as="geometry"/></mxCell><mxCell id="5" vertex="1" parent="1" value="Interval 4"><mxGeometry x="120" y="200" width="240" height="30" as="geometry"/></mxCell><mxCell id="6" vertex="1" parent="1" value="Interval 5"><mxGeometry x="420" y="260" width="80" height="30" as="geometry"/></mxCell><mxCell id="7" edge="1" source="2" target="3" parent="1" value="Transfer1"><mxGeometry as="geometry"><Array as="points"><Object x="420" y="60"/></Array></mxGeometry></mxCell><mxCell id="8" edge="1" source="2" target="6" parent="1" value="Transfer2"><mxGeometry as="geometry" relative="1" y="0"><Array as="points"><Object x="600" y="60"/></Array></mxGeometry></mxCell><mxCell id="9" edge="1" source="3" target="4" parent="1" value="Transfer3"><mxGeometry as="geometry"><Array as="points"><Object x="260" y="120"/></Array></mxGeometry></mxCell><mxCell id="10" edge="1" source="4" target="5" parent="1" value="Transfer4"><mxGeometry as="geometry"><Array as="points"><Object x="200" y="180"/></Array></mxGeometry></mxCell><mxCell id="11" edge="1" source="4" target="6" parent="1" value="Transfer5"><mxGeometry as="geometry" relative="1" y="-10"><Array as="points"><Object x="460" y="155"/></Array></mxGeometry></mxCell></root></mxGraphModel></div>
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This graph is embedded in the page.
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<script type="text/javascript">
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main();
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</script>
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</body>
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</html>
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