2012-05-21 20:32:26 +00:00
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2013-04-04 11:51:15 +00:00
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$Id: toolbar.html,v 1.16 2012/11/20 09:06:07 gaudenz Exp $
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2012-05-21 20:32:26 +00:00
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Copyright (c) 2006-2010, JGraph Ltd
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Toolbar example for mxGraph. This example demonstrates using
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existing cells as templates for creating new cells.
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-->
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<html>
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<head>
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<title>Toolbar 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()
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{
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// Defines an icon for creating new connections in the connection handler.
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// This will automatically disable the highlighting of the source vertex.
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mxConnectionHandler.prototype.connectImage = new mxImage('images/connector.gif', 16, 16);
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// Checks if 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
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// 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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// Creates the div for the toolbar
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var tbContainer = document.createElement('div');
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tbContainer.style.position = 'absolute';
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tbContainer.style.overflow = 'hidden';
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tbContainer.style.padding = '2px';
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tbContainer.style.left = '0px';
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tbContainer.style.top = '26px';
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tbContainer.style.width = '24px';
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tbContainer.style.bottom = '0px';
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document.body.appendChild(tbContainer);
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2012-12-18 13:09:38 +00:00
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2012-05-21 20:32:26 +00:00
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// Creates new toolbar without event processing
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var toolbar = new mxToolbar(tbContainer);
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toolbar.enabled = false
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// Creates the div for the graph
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container = document.createElement('div');
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container.style.position = 'absolute';
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container.style.overflow = 'hidden';
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container.style.left = '24px';
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container.style.top = '26px';
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container.style.right = '0px';
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container.style.bottom = '0px';
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container.style.background = 'url("editors/images/grid.gif")';
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document.body.appendChild(container);
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// Workaround for Internet Explorer ignoring certain styles
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2012-12-18 13:09:38 +00:00
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if (mxClient.IS_QUIRKS)
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2012-05-21 20:32:26 +00:00
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{
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2012-12-18 13:09:38 +00:00
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document.body.style.overflow = 'hidden';
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new mxDivResizer(tbContainer);
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2012-05-21 20:32:26 +00:00
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new mxDivResizer(container);
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}
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// Creates the model and the graph inside the container
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// using the fastest rendering available on the browser
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var model = new mxGraphModel();
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var graph = new mxGraph(container, model);
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// Enables new connections in the graph
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graph.setConnectable(true);
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graph.setMultigraph(false);
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// Stops editing on enter or escape keypress
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var keyHandler = new mxKeyHandler(graph);
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var rubberband = new mxRubberband(graph);
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var addVertex = function(icon, w, h, style)
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{
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var vertex = new mxCell(null, new mxGeometry(0, 0, w, h), style);
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vertex.setVertex(true);
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addToolbarItem(graph, toolbar, vertex, icon);
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};
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addVertex('editors/images/rectangle.gif', 100, 40, '');
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addVertex('editors/images/rounded.gif', 100, 40, 'shape=rounded');
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addVertex('editors/images/ellipse.gif', 40, 40, 'shape=ellipse');
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addVertex('editors/images/rhombus.gif', 40, 40, 'shape=rhombus');
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addVertex('editors/images/triangle.gif', 40, 40, 'shape=triangle');
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addVertex('editors/images/cylinder.gif', 40, 40, 'shape=cylinder');
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addVertex('editors/images/actor.gif', 30, 40, 'shape=actor');
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toolbar.addLine();
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var button = mxUtils.button('Create toolbar entry from selection', function(evt)
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{
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if (!graph.isSelectionEmpty())
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{
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// Creates a copy of the selection array to preserve its state
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var cells = graph.getSelectionCells();
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var bounds = graph.getView().getBounds(cells);
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// Function that is executed when the image is dropped on
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// the graph. The cell argument points to the cell under
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// the mousepointer if there is one.
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var funct = function(graph, evt, cell)
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{
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graph.stopEditing(false);
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var pt = graph.getPointForEvent(evt);
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var dx = pt.x - bounds.x;
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var dy = pt.y - bounds.y;
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var clones = graph.importCells(cells, dx, dy);
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graph.setSelectionCells(clones);
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}
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// Creates the image which is used as the drag icon (preview)
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var img = toolbar.addMode(null, 'editors/images/outline.gif', funct);
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mxUtils.makeDraggable(img, graph, funct);
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}
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});
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button.style.position = 'absolute';
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button.style.left = '2px';
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button.style.top = '2px';
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document.body.appendChild(button);
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}
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}
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function addToolbarItem(graph, toolbar, prototype, image)
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{
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// Function that is executed when the image is dropped on
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// the graph. The cell argument points to the cell under
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// the mousepointer if there is one.
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var funct = function(graph, evt, cell)
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{
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graph.stopEditing(false);
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var pt = graph.getPointForEvent(evt);
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var vertex = graph.getModel().cloneCell(prototype);
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vertex.geometry.x = pt.x;
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vertex.geometry.y = pt.y;
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graph.addCell(vertex);
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graph.setSelectionCell(vertex);
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}
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// Creates the image which is used as the drag icon (preview)
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var img = toolbar.addMode(null, image, funct);
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mxUtils.makeDraggable(img, graph, funct);
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}
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</script>
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</head>
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<!-- Calls the main function after the page has loaded. Container is dynamically created. -->
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<body onload="main();">
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</body>
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</html>
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