88 lines
55 KiB
HTML
88 lines
55 KiB
HTML
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<html><head><title>mxGraphLayout</title><link rel="stylesheet" type="text/css" href="../../styles/main.css"><script language=JavaScript src="../../javascript/main.js"></script><script language=JavaScript src="../../javascript/prettify.js"></script><script language=JavaScript src="../../javascript/searchdata.js"></script></head><body class="ContentPage" onLoad="NDOnLoad();prettyPrint();"><script language=JavaScript><!--
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<div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="mxGraphLayout"></a>mxGraphLayout</h1><div class=CBody><p>Base class for all layout algorithms in mxGraph. Main public functions are <move> for handling a moved cell within a layouted parent, and <a href="#mxGraphLayout.execute" class=LFunction id=link25 onMouseOver="ShowTip(event, 'tt7', 'link25')" onMouseOut="HideTip('tt7')">execute</a> for running the layout on a given parent cell.</p><h4 class=CHeading>Known Subclasses</h4><p><a href="mxCircleLayout-js.html#mxCircleLayout" class=LClass id=link26 onMouseOver="ShowTip(event, 'tt21', 'link26')" onMouseOut="HideTip('tt21')">mxCircleLayout</a>, <a href="mxCompactTreeLayout-js.html#mxCompactTreeLayout" class=LClass id=link27 onMouseOver="ShowTip(event, 'tt22', 'link27')" onMouseOut="HideTip('tt22')">mxCompactTreeLayout</a>, <a href="mxCompositeLayout-js.html#mxCompositeLayout" class=LClass id=link28 onMouseOver="ShowTip(event, 'tt23', 'link28')" onMouseOut="HideTip('tt23')">mxCompositeLayout</a>, <a href="mxFastOrganicLayout-js.html#mxFastOrganicLayout" class=LClass id=link29 onMouseOver="ShowTip(event, 'tt24', 'link29')" onMouseOut="HideTip('tt24')">mxFastOrganicLayout</a>, <a href="mxParallelEdgeLayout-js.html#mxParallelEdgeLayout" class=LClass id=link30 onMouseOver="ShowTip(event, 'tt25', 'link30')" onMouseOut="HideTip('tt25')">mxParallelEdgeLayout</a>, <a href="mxPartitionLayout-js.html#mxPartitionLayout" class=LClass id=link31 onMouseOver="ShowTip(event, 'tt26', 'link31')" onMouseOut="HideTip('tt26')">mxPartitionLayout</a>, <a href="mxStackLayout-js.html#mxStackLayout" class=LClass id=link32 onMouseOver="ShowTip(event, 'tt27', 'link32')" onMouseOut="HideTip('tt27')">mxStackLayout</a></p><!--START_ND_SUMMARY--><div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable><tr class="SMain"><td class=SEntry><a href="#mxGraphLayout" >mxGraphLayout</a></td><td class=SDescription>Base class for all layout algorithms in mxGraph. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxGraphLayout.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.mxGraphLayout" id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">mxGraphLayout</a></td><td class=SDescription>Constructs a new layout using the given layouts.</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxGraphLayout.Variables" >Variables</a></td><td class=SDescription></td></tr><tr class="SVariable SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.graph" id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">graph</a></td><td class=SDescription>Reference to the enclosing <a href="../view/mxGraph-js.html#mxGraph" class=LClass id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">mxGraph</a>.</td></tr><tr class="SVariable SIndent2"><td class=SEntry><a href="#mxGraphLayout.useBoundingBox" id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">useBoundingBox</a></td><td class=SDescription>Boolean indicating if the bounding box of the label should be used if its available. </td></tr><tr class="SVariable SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.parent" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">parent</a></td><td class=SDescription>The parent cell of the layout, if any</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxGraphLayout.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.moveCell" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">moveCell</a></td><td class=SDescription>Notified when a cell is being moved in a parent that has automatic layout to update the cell state (eg. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.execute" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">execute</a></td><td class=SDescription>Executes the layout algorithm for the children of the given parent.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.getGraph" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">getGraph</a></td><td class=SDescription>Returns the graph that this layout operates on.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.getConstraint" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">getConstraint</a></td><td class=SDescription>Returns the constraint for the given key and cell. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.traverse" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">traverse</a></td><td class=SDescription>Traverses the (directed) graph invoking the given function for each visited vertex and edge. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.isVertexMovable" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">isVertexMovable</a></td><td class=SDescription>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">mxCell</a> is movable or bendable by the algorithm. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.isVertexIgnored" id=link13 onMouseOver="ShowTip(event, 'tt13', 'link13')" onMouseOut="HideTip('tt13')">isVertexIgnored</a></td><td class=SDescription>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link14 onMouseOver="ShowTip(event, 'tt12', 'link14')" onMouseOut="HideTip('tt12')">mxCell</a> should be ignored by the algorithm. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.isEdgeIgnored" id=link15 onMouseOver="ShowTip(event, 'tt14', 'link15')" onMouseOut="HideTip('tt14')">isEdgeIgnored</a></td><td class=SDescription>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link16 onMouseOver="ShowTip(event, 'tt12', 'link16')" onMouseOut="HideTip('tt12')">mxCell</a> should be ignored by the algorithm. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.setEdgeStyleEnabled" id=link17 onMouseOver="ShowTip(event, 'tt15', 'link17')" onMouseOut="HideTip('tt15')">setEdgeStyleEnabled</a></td><td class=SDescription>Disables or enables the edge style of the given edge.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.setOrthogonalEdge" id=link18 onMouseOver="ShowTip(event, 'tt16', 'link18')" onMouseOut="HideTip('tt16')">setOrthogonalEdge</a></td><td class=SDescription>Disables or enables orthogonal end segments of the given edge.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.getParentOffset" id=link19 onMouseOver="ShowTip(event, 'tt17', 'link19')" onMouseOut="HideTip('tt17')">getParentOffset</a></td><td class=SDescription>Determines the offset of the given parent to the parent of the layout</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.setEdgePoints" id=link20 onMouseOver="ShowTip(event, 'tt18', 'link20')" onMouseOut="HideTip('tt18')">setEdgePoints</a></td><td class=SDescription>Replaces the array of mxPoints in the geometry of the given edge with the given array of mxPoints.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.setVertexLocation" id=link21 onMouseOver="ShowTip(event, 'tt19', 'link21')" onMouseOut="HideTip('tt19')">setVertexLocation</a></td><td class=SDescription>Sets the new position of the given cell taking into account the size of the bounding box if <a href="#mxGraphLayout.useBoundingBox" class=LVariable id=link22 onMouseOver="ShowTip(event, 'tt4', 'link22')" onMouseOut="HideTip('tt4')">useBoundingBox</a> is true. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxGraphLayout.getCellBounds" >getCellBounds</a></td><td class=SDescription>Returns an <a href="../util/mxRectangle-js.html#mxRectangle" class=LClass id=link23 onMouseOver="ShowTip(event, 'tt20', 'link23')" onMouseOut="HideTip('tt20')">mxRectangle</a> that defines the bounds of the given cell or the bounding box if <a href="#mxGraphLayout.useBoundingBox" class=LVariable id=link24 onMouseOver="ShowTip(event, 'tt4', 'link24')" onMouseOut="HideTip('tt4')">useBoundingBox</a> is true.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxGraphLayout.getCellBounds" >getCellBounds</a></td><td class=SDescription>Updates the bounds of the given groups to include all children. </td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.Functions"></a>Functions</h3></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.mxGraphLayout"></a>mxGraphLayout</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>function mxGraphLayout(</td><td class=PParameter nowrap>graph</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Constructs a new layout using the given layouts.</p><h4 class=CHeading>Arguments</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>graph</td><td class=CDLDescription>Enclosing</td></tr></table></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.Variables"></a>Variables</h3></div></div>
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<div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.graph"></a>graph</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.graph</td></tr></table></blockquote><p>Reference to the enclosing <a href="../view/mxGraph-js.html#mxGraph" class=LClass id=link33 onMouseOver="ShowTip(event, 'tt3', 'link33')" onMouseOut="HideTip('tt3')">mxGraph</a>.</p></div></div></div>
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<div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.useBoundingBox"></a>useBoundingBox</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.useBoundingBox</td></tr></table></blockquote><p>Boolean indicating if the bounding box of the label should be used if its available. Default is true.</p></div></div></div>
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<div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.parent"></a>parent</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.parent</td></tr></table></blockquote><p>The parent cell of the layout, if any</p></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.Functions"></a>Functions</h3></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.moveCell"></a>moveCell</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.moveCell = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Notified when a cell is being moved in a parent that has automatic layout to update the cell state (eg. index) so that the outcome of the layout will position the vertex as close to the point (x, y) as possible.</p><p>Empty implementation.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>cell</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link34 onMouseOver="ShowTip(event, 'tt12', 'link34')" onMouseOut="HideTip('tt12')">mxCell</a> which has been moved.</td></tr><tr><td class=CDLEntry>x</td><td class=CDLDescription>X-coordinate of the new cell location.</td></tr><tr><td class=CDLEntry>y</td><td class=CDLDescription>Y-coordinate of the new cell location.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.execute"></a>execute</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.execute = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Executes the layout algorithm for the children of the given parent.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>parent</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link35 onMouseOver="ShowTip(event, 'tt12', 'link35')" onMouseOut="HideTip('tt12')">mxCell</a> whose children should be layed out.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.getGraph"></a>getGraph</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.getGraph = function()</td></tr></table></blockquote><p>Returns the graph that this layout operates on.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.getConstraint"></a>getConstraint</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.getConstraint = function(</td><td class=PParameter nowrap>key,</td></tr><tr><td></td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>source</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Returns the constraint for the given key and cell. The optional edge and source arguments are used to return inbound and outgoing routing- constraints for the given edge and vertex. This implementation always returns the value for the given key in the style of the given cell.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>key</td><td class=CDLDescription>Key of the constraint to be returned.</td></tr><tr><td class=CDLEntry>cell</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link36 onMouseOver="ShowTip(event, 'tt12', 'link36')" onMouseOut="HideTip('tt12')">mxCell</a> whose constraint should be returned.</td></tr><tr><td class=CDLEntry>edge</td><td class=CDLDescription>Optional <a href="../model/mxCell-js.html#mxCell" class=LClass id=link37 onMouseOver="ShowTip(event, 'tt12', 'link37')" onMouseOut="HideTip('tt12')">mxCell</a> that represents the connection whose constraint should be returned. Default is null.</td></tr><tr><td class=CDLEntry>source</td><td class=CDLDescription>Optional boolean that specifies if the connection is incoming or outgoing. Default is null.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.traverse"></a>traverse</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.traverse = function(</td><td class=PParameter nowrap>vertex,</td></tr><tr><td></td><td class=PParameter nowrap>directed,</td></tr><tr><td></td><td class=PParameter nowrap>func,</td></tr><tr><td></td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>visited</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Traverses the (directed) graph invoking the given function for each visited vertex and edge. The function is invoked with the current vertex and the incoming edge as a parameter. This implementation makes sure each vertex is only visited once. The function may return false if the traversal should stop at the given vertex.</p><h4 class=CHeading>Example</h4><blockquote><pre class="prettyprint">mxLog.show();
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var cell = graph.getSelectionCell();
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graph.traverse(cell, false, function(vertex, edge)
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{
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mxLog.debug(graph.getLabel(vertex));
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});</pre></blockquote><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>vertex</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link38 onMouseOver="ShowTip(event, 'tt12', 'link38')" onMouseOut="HideTip('tt12')">mxCell</a> that represents the vertex where the traversal starts.</td></tr><tr><td class=CDLEntry>directed</td><td class=CDLDescription>Optional boolean indicating if edges should only be traversed from source to target. Default is true.</td></tr><tr><td class=CDLEntry>func</td><td class=CDLDescription>Visitor function that takes the current vertex and the incoming edge as arguments. The traversal stops if the function returns false.</td></tr><tr><td class=CDLEntry>edge</td><td class=CDLDescription>Optional <a href="../model/mxCell-js.html#mxCell" class=LClass id=link39 onMouseOver="ShowTip(event, 'tt12', 'link39')" onMouseOut="HideTip('tt12')">mxCell</a> that represents the incoming edge. This is null for the first step of the traversal.</td></tr><tr><td class=CDLEntry>visited</td><td class=CDLDescription>Optional array of cell paths for the visited cells.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.isVertexMovable"></a>isVertexMovable</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isVertexMovable = function(</td><td class=PParameter nowrap>cell</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link40 onMouseOver="ShowTip(event, 'tt12', 'link40')" onMouseOut="HideTip('tt12')">mxCell</a> is movable or bendable by the algorithm. This implementation returns true if the given cell is movable in the graph.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>cell</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link41 onMouseOver="ShowTip(event, 'tt12', 'link41')" onMouseOut="HideTip('tt12')">mxCell</a> whose movable state should be returned.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.isVertexIgnored"></a>isVertexIgnored</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isVertexIgnored = function(</td><td class=PParameter nowrap>vertex</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link42 onMouseOver="ShowTip(event, 'tt12', 'link42')" onMouseOut="HideTip('tt12')">mxCell</a> should be ignored by the algorithm. This implementation returns false for all vertices.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>vertex</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link43 onMouseOver="ShowTip(event, 'tt12', 'link43')" onMouseOut="HideTip('tt12')">mxCell</a> whose ignored state should be returned.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.isEdgeIgnored"></a>isEdgeIgnored</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isEdgeIgnored = function(</td><td class=PParameter nowrap>edge</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Returns a boolean indicating if the given <a href="../model/mxCell-js.html#mxCell" class=LClass id=link44 onMouseOver="ShowTip(event, 'tt12', 'link44')" onMouseOut="HideTip('tt12')">mxCell</a> should be ignored by the algorithm. This implementation returns false for all vertices.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>cell</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link45 onMouseOver="ShowTip(event, 'tt12', 'link45')" onMouseOut="HideTip('tt12')">mxCell</a> whose ignored state should be returned.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.setEdgeStyleEnabled"></a>setEdgeStyleEnabled</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setEdgeStyleEnabled = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>value</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Disables or enables the edge style of the given edge.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.setOrthogonalEdge"></a>setOrthogonalEdge</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setOrthogonalEdge = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>value</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Disables or enables orthogonal end segments of the given edge.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.getParentOffset"></a>getParentOffset</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.getParentOffset = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Determines the offset of the given parent to the parent of the layout</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.setEdgePoints"></a>setEdgePoints</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setEdgePoints = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>points</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Replaces the array of mxPoints in the geometry of the given edge with the given array of mxPoints.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.setVertexLocation"></a>setVertexLocation</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setVertexLocation = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Sets the new position of the given cell taking into account the size of the bounding box if <a href="#mxGraphLayout.useBoundingBox" class=LVariable id=link46 onMouseOver="ShowTip(event, 'tt4', 'link46')" onMouseOut="HideTip('tt4')">useBoundingBox</a> is true. The change is only carried out if the new location is not equal to the existing location, otherwise the geometry is not replaced with an updated instance. The new or old bounds are returned (including overlapping labels).</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>cell</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link47 onMouseOver="ShowTip(event, 'tt12', 'link47')" onMouseOut="HideTip('tt12')">mxCell</a> whose geometry is to be set.</td></tr><tr><td class=CDLEntry>x</td><td class=CDLDescription>Integer that defines the x-coordinate of the new location.</td></tr><tr><td class=CDLEntry>y</td><td class=CDLDescription>Integer that defines the y-coordinate of the new location.</td></tr></table></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.getCellBounds"></a>getCellBounds</h3><div class=CBody><p>Returns an <a href="../util/mxRectangle-js.html#mxRectangle" class=LClass id=link48 onMouseOver="ShowTip(event, 'tt20', 'link48')" onMouseOut="HideTip('tt20')">mxRectangle</a> that defines the bounds of the given cell or the bounding box if <a href="#mxGraphLayout.useBoundingBox" class=LVariable id=link49 onMouseOver="ShowTip(event, 'tt4', 'link49')" onMouseOut="HideTip('tt4')">useBoundingBox</a> is true.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxGraphLayout.getCellBounds"></a>getCellBounds</h3><div class=CBody><p>Updates the bounds of the given groups to include all children. Call this with the groups in parent to child order, top-most group first, eg.</p><p>arrangeGroups(graph, mxUtils.sortCells(Arrays.asList( new Object[] { v1, v3 }), true).toArray(), 10);</p></div></div></div>
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<div class=CToolTip id="tt1"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>function mxGraphLayout(</td><td class=PParameter nowrap>graph</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Constructs a new layout using the given layouts.</div></div><div class=CToolTip id="tt2"><div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.graph</td></tr></table></blockquote>Reference to the enclosing mxGraph.</div></div><div class=CToolTip id="tt3"><div class=CClass>Extends mxEventSource to implement a graph component for the browser. </div></div><div class=CToolTip id="tt4"><div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.useBoundingBox</td></tr></table></blockquote>Boolean indicating if the bounding box of the label should be used if its available. </div></div><div class=CToolTip id="tt5"><div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.parent</td></tr></table></blockquote>The parent cell of the layout, if any</div></div><div class=CToolTip id="tt6"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.moveCell = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Notified when a cell is being moved in a parent that has automatic layout to update the cell state (eg. </div></div><div class=CToolTip id="tt7"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.execute = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Executes the layout algorithm for the children of the given parent.</div></div><div class=CToolTip id="tt8"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxGraphLayout.prototype.getGraph = function()</td></tr></table></blockquote>Returns the graph that this layout operates on.</div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.getConstraint = function(</td><td class=PParameter nowrap>key,</td></tr><tr><td></td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>source</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Returns the constraint for the given key and cell. </div></div><div class=CToolTip id="tt10"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.traverse = function(</td><td class=PParameter nowrap>vertex,</td></tr><tr><td></td><td class=PParameter nowrap>directed,</td></tr><tr><td></td><td class=PParameter nowrap>func,</td></tr><tr><td></td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>visited</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Traverses the (directed) graph invoking the given function for each visited vertex and edge. </div></div><div class=CToolTip id="tt11"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isVertexMovable = function(</td><td class=PParameter nowrap>cell</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Returns a boolean indicating if the given mxCell is movable or bendable by the algorithm. </div></div><div class=CToolTip id="tt12"><div class=CClass>Cells are the elements of the graph model. </div></div><div class=CToolTip id="tt13"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isVertexIgnored = function(</td><td class=PParameter nowrap>vertex</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Returns a boolean indicating if the given mxCell should be ignored by the algorithm. </div></div><div class=CToolTip id="tt14"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.isEdgeIgnored = function(</td><td class=PParameter nowrap>edge</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Returns a boolean indicating if the given mxCell should be ignored by the algorithm. </div></div><div class=CToolTip id="tt15"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setEdgeStyleEnabled = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>value</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Disables or enables the edge style of the given edge.</div></div><div class=CToolTip id="tt16"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setOrthogonalEdge = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>value</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Disables or enables orthogonal end segments of the given edge.</div></div><div class=CToolTip id="tt17"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.getParentOffset = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Determines the offset of the given parent to the parent of the layout</div></div><div class=CToolTip id="tt18"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setEdgePoints = function(</td><td class=PParameter nowrap>edge,</td></tr><tr><td></td><td class=PParameter nowrap>points</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Replaces the array of mxPoints in the geometry of the given edge with the given array of mxPoints.</div></div><div class=CToolTip id="tt19"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.setVertexLocation = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Sets the new position of the given cell taking into account the size of the bounding box if useBoundingBox is true. </div></div><div class=CToolTip id="tt20"><div class=CClass>Extends mxPoint to implement a 2-dimensional rectangle with double precision coordinates.</div></div><div class=CToolTip id="tt21"><div class=CClass>Extends mxGraphLayout to implement a circluar layout for a given radius. </div></div><div class=CToolTip id="tt22"><div class=CClass>Extends mxGraphLayout to implement a compact tree (Moen) algorithm. </div></div><div class=CToolTip id="tt23"><div class=CClass>Allows to compose multiple layouts into a single layout. </div></div><div class=CToolTip id="tt24"><div class=CClass>Extends mxGraphLayout to implement a fast organic layout algorithm. </div></div><div class=CToolTip id="tt25"><div class=CClass>Extends mxGraphLayout for arranging parallel edges. </div></div><div class=CToolTip id="tt26"><div class=CClass>Extends mxGraphLayout for partitioning the parent cell vertically or horizontally by filling the complete area with the child cells. </div></div><div class=CToolTip id="tt27"><div class=CClass>Extends mxGraphLayout to create a horizontal or vertical stack of the child vertices. </div></div><!--END_ND_TOOLTIPS-->
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