last demo import - cleaned
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134
static/mxgraph/examples/merge.html
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134
static/mxgraph/examples/merge.html
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<!--
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Copyright (c) 2006-2013, JGraph Ltd
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Merge example for mxGraph. This example demonstrates using
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the mergeChildren function to merge two graphs.
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-->
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<html>
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<head>
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<title>Merge 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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// Checks if the browser is supported
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if (!mxClient.isBrowserSupported())
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{
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// Displays an error message if the browser is not supported.
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mxUtils.error('Browser is not supported!', 200, false);
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}
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else
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{
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mxConstants.SHADOWCOLOR = '#c0c0c0';
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// Creates the graph inside the given container
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var graph = new mxGraph(container);
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// No size handles, please...
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graph.setCellsResizable(false);
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// Makes all cells round with a white, bold label
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var style = graph.stylesheet.getDefaultVertexStyle();
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style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_ELLIPSE;
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style[mxConstants.STYLE_PERIMETER] = mxPerimeter.EllipsePerimeter;
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style[mxConstants.STYLE_FONTCOLOR] = 'white';
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style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
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style[mxConstants.STYLE_FONTSTYLE] = mxConstants.FONT_BOLD;
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style[mxConstants.STYLE_FONTSIZE] = 14;
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style[mxConstants.STYLE_SHADOW] = true;
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// Makes all edge labels gray with a white background
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style = graph.stylesheet.getDefaultEdgeStyle();
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style[mxConstants.STYLE_FONTCOLOR] = 'gray';
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style[mxConstants.STYLE_FONTSTYLE] = mxConstants.FONT_BOLD;
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style[mxConstants.STYLE_FONTCOLOR] = 'black';
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style[mxConstants.STYLE_STROKEWIDTH] = 2;
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// Enables rubberband selection
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new mxRubberband(graph);
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// Gets the default parent for inserting new cells. This
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// is normally the first child of the root (ie. layer 0).
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var parent = graph.getDefaultParent();
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// Adds cells to the target model in a single step
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// using custom ids for the vertices and edges
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var w = 40;
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var h = 40;
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graph.getModel().beginUpdate();
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try
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{
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var a = graph.insertVertex(parent, 'a', 'A', 20, 20, w, h, 'fillColor=blue');
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var b = graph.insertVertex(parent, 'b', 'B', 20, 200, w, h, 'fillColor=blue');
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var c = graph.insertVertex(parent, 'c', 'C', 200, 20, w, h, 'fillColor=red');
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var d = graph.insertVertex(parent, 'd', 'D', 200, 200, w, h, 'fillColor=red');
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var ac = graph.insertEdge(parent, 'ac', 'ac', a, c, 'strokeColor=blue;verticalAlign=bottom');
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var ad = graph.insertEdge(parent, 'ad', 'ad', a, d, 'strokeColor=blue;align=left;verticalAlign=bottom');
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var bd = graph.insertEdge(parent, 'bd', 'bd', b, d, 'strokeColor=blue;verticalAlign=bottom');
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}
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finally
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{
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// Updates the display
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graph.getModel().endUpdate();
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}
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// Creates the second graph model (without a container)
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var graph2 = new mxGraph();
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// Gets the default parent for inserting new cells. This
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// is normally the first child of the root (ie. layer 0).
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var parent2 = graph2.getDefaultParent();
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// Adds cells to the target model in a single step
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// using custom ids for the vertices
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graph2.getModel().beginUpdate();
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try
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{
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var c = graph2.insertVertex(parent2, 'c', 'C', 200, 20, w, h, 'fillColor=green');
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var d = graph2.insertVertex(parent2, 'd', 'D', 200, 200, w, h, 'fillColor=green');
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var e = graph2.insertVertex(parent2, 'e', 'E', 400, 20, w, h, 'fillColor=green');
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var f = graph2.insertVertex(parent2, 'f', 'F', 400, 200, w, h, 'fillColor=green');
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var ce = graph2.insertEdge(parent2, 'ce', 'ce', c, e, 'strokeColor=green;verticalAlign=bottom');
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var ed = graph2.insertEdge(parent2, 'ed', 'ed', e, d, 'strokeColor=green;align=right;verticalAlign=bottom');
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var fd = graph2.insertEdge(parent2, 'bd', 'fd', f, d, 'strokeColor=green;verticalAlign=bottom');
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}
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finally
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{
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// Updates the display
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graph2.getModel().endUpdate();
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}
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// Merges the model from the second graph into the model of
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// the first graph. Note: If you add a false to the parameter
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// list then _not_ all edges will be cloned, that is, the
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// edges are assumed to have an identity, and hence the edge
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// "bd" will be changed to point from f to d, as specified in
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// the edge for the same id in the second graph.
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graph.getModel().mergeChildren(parent2, parent/*, false*/);
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}
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};
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</script>
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</head>
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<!-- Page passes the container for the graph to the program -->
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<body onload="main(document.getElementById('graphContainer'))" style="overflow:hidden;">
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<!-- Creates a container for the graph with a grid wallpaper -->
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<div id="graphContainer"
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style="position:absolute;overflow:hidden;width:100%;height:100%;">
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</div>
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</body>
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</html>
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