maxGraph/java/docs/com/mxgraph/shape/mxStencil.html

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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">com.mxgraph.shape</a></div>
<h2 title="Class mxStencil" class="title">Class mxStencil</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li>com.mxgraph.shape.mxStencil</li>
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<dd><code><a href="mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a></code></dd>
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<pre>public class <span class="typeNameLabel">mxStencil</span>
extends java.lang.Object
implements <a href="mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a></pre>
<div class="block">Implements a stencil for the given XML definition. This class implements the mxGraph
stencil schema.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aspect">aspect</a></span></code></th>
<td class="colLast">
<div class="block">Holds the aspect of the shape.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected org.w3c.dom.Element</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#bgNode">bgNode</a></span></code></th>
<td class="colLast">
<div class="block">Holds the XML node with the stencil description.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected org.w3c.dom.Element</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#desc">desc</a></span></code></th>
<td class="colLast">
<div class="block">Holds the top-level node of the stencil definition.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected org.w3c.dom.Element</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#fgNode">fgNode</a></span></code></th>
<td class="colLast">
<div class="block">Holds the XML node with the stencil description.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#h0">h0</a></span></code></th>
<td class="colLast">
<div class="block">Holds the height of the shape.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#lastMoveX">lastMoveX</a></span></code></th>
<td class="colLast">
<div class="block">Holds the last x-position of the cursor.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#lastMoveY">lastMoveY</a></span></code></th>
<td class="colLast">
<div class="block">Holds the last y-position of the cursor.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#strokewidth">strokewidth</a></span></code></th>
<td class="colLast">
<div class="block">Holds the strokewidth direction from the description.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#w0">w0</a></span></code></th>
<td class="colLast">
<div class="block">Holds the width of the shape.</div>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.w3c.dom.Element)">mxStencil</a></span>&#8203;(org.w3c.dom.Element&nbsp;description)</code></th>
<td class="colLast">
<div class="block">Constructs a new stencil for the given mxGraph shape description.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<td class="colFirst"><code>protected <a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#computeAspect(com.mxgraph.view.mxCellState,com.mxgraph.util.mxRectangle,java.lang.String)">computeAspect</a></span>&#8203;(<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
java.lang.String&nbsp;direction)</code></th>
<td class="colLast">
<div class="block">Returns a rectangle that contains the offset in x and y and the horizontal
and vertical scale in width and height used to draw this shape inside the
given rectangle.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>protected <a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createCanvas(com.mxgraph.canvas.mxGraphics2DCanvas)">createCanvas</a></span>&#8203;(<a href="../canvas/mxGraphics2DCanvas.html" title="class in com.mxgraph.canvas">mxGraphics2DCanvas</a>&nbsp;gc)</code></th>
<td class="colLast">
<div class="block">Creates the canvas for rendering the stencil.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawElement(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,org.w3c.dom.Element,com.mxgraph.util.mxRectangle)">drawElement</a></span>&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
org.w3c.dom.Element&nbsp;node,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect)</code></th>
<td class="colLast">
<div class="block">Drawsthe given element.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawShadow(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,double,boolean,boolean,com.mxgraph.util.mxRectangle,double,boolean,com.mxgraph.util.mxRectangle)">drawShadow</a></span>&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
double&nbsp;rotation,
boolean&nbsp;flipH,
boolean&nbsp;flipV,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
double&nbsp;alpha,
boolean&nbsp;filled,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect)</code></th>
<td class="colLast">
<div class="block">Draws the shadow.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawShape(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,com.mxgraph.util.mxRectangle,com.mxgraph.util.mxRectangle,boolean)">drawShape</a></span>&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect,
boolean&nbsp;background)</code></th>
<td class="colLast">
<div class="block">Draws this stencil inside the given bounds.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#evaluateAttribute(org.w3c.dom.Element,java.lang.String,com.mxgraph.view.mxCellState)">evaluateAttribute</a></span>&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</code></th>
<td class="colLast">
<div class="block">Gets the attribute for the given name from the given node.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>org.w3c.dom.Element</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDescription()">getDescription</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the description.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDouble(org.w3c.dom.Element,java.lang.String)">getDouble</a></span>&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute)</code></th>
<td class="colLast">
<div class="block">Returns the given attribute or 0.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>protected double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDouble(org.w3c.dom.Element,java.lang.String,double)">getDouble</a></span>&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
double&nbsp;defaultValue)</code></th>
<td class="colLast">
<div class="block">Returns the given attribute or the default value.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getInt(org.w3c.dom.Element,java.lang.String,int)">getInt</a></span>&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
int&nbsp;defaultValue)</code></th>
<td class="colLast">
<div class="block">Returns the given attribute or the default value.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>protected java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getString(org.w3c.dom.Element,java.lang.String,java.lang.String)">getString</a></span>&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
java.lang.String&nbsp;defaultValue)</code></th>
<td class="colLast">
<div class="block">Returns the given attribute or the default value.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#paintShape(com.mxgraph.canvas.mxGraphics2DCanvas,com.mxgraph.view.mxCellState)">paintShape</a></span>&#8203;(<a href="../canvas/mxGraphics2DCanvas.html" title="class in com.mxgraph.canvas">mxGraphics2DCanvas</a>&nbsp;gc,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</code></th>
<td class="colLast">
<div class="block">Paints the stencil for the given state.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#parseDescription()">parseDescription</a></span>()</code></th>
<td class="colLast">
<div class="block">Parses the description of this shape.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDescription(org.w3c.dom.Element)">setDescription</a></span>&#8203;(org.w3c.dom.Element&nbsp;value)</code></th>
<td class="colLast">
<div class="block">Sets the description.</div>
</td>
</tr>
</table>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
</ul>
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</section>
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<h4>desc</h4>
<pre>protected&nbsp;org.w3c.dom.Element desc</pre>
<div class="block">Holds the top-level node of the stencil definition.</div>
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<h4>aspect</h4>
<pre>protected&nbsp;java.lang.String aspect</pre>
<div class="block">Holds the aspect of the shape. Default is "auto".</div>
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<h4>w0</h4>
<pre>protected&nbsp;double w0</pre>
<div class="block">Holds the width of the shape. Default is 100.</div>
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<h4>h0</h4>
<pre>protected&nbsp;double h0</pre>
<div class="block">Holds the height of the shape. Default is 100.</div>
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<h4>bgNode</h4>
<pre>protected&nbsp;org.w3c.dom.Element bgNode</pre>
<div class="block">Holds the XML node with the stencil description.</div>
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<h4>fgNode</h4>
<pre>protected&nbsp;org.w3c.dom.Element fgNode</pre>
<div class="block">Holds the XML node with the stencil description.</div>
</li>
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<a id="strokewidth">
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<h4>strokewidth</h4>
<pre>protected&nbsp;java.lang.String strokewidth</pre>
<div class="block">Holds the strokewidth direction from the description.</div>
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<h4>lastMoveX</h4>
<pre>protected&nbsp;double lastMoveX</pre>
<div class="block">Holds the last x-position of the cursor.</div>
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<h4>lastMoveY</h4>
<pre>protected&nbsp;double lastMoveY</pre>
<div class="block">Holds the last y-position of the cursor.</div>
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<h4>mxStencil</h4>
<pre>public&nbsp;mxStencil&#8203;(org.w3c.dom.Element&nbsp;description)</pre>
<div class="block">Constructs a new stencil for the given mxGraph shape description.</div>
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<h4>getDescription</h4>
<pre class="methodSignature">public&nbsp;org.w3c.dom.Element&nbsp;getDescription()</pre>
<div class="block">Returns the description.</div>
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<h4>setDescription</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setDescription&#8203;(org.w3c.dom.Element&nbsp;value)</pre>
<div class="block">Sets the description.</div>
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<a id="createCanvas(com.mxgraph.canvas.mxGraphics2DCanvas)">
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<h4>createCanvas</h4>
<pre class="methodSignature">protected&nbsp;<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;createCanvas&#8203;(<a href="../canvas/mxGraphics2DCanvas.html" title="class in com.mxgraph.canvas">mxGraphics2DCanvas</a>&nbsp;gc)</pre>
<div class="block">Creates the canvas for rendering the stencil.</div>
</li>
</ul>
<a id="paintShape(com.mxgraph.canvas.mxGraphics2DCanvas,com.mxgraph.view.mxCellState)">
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<h4>paintShape</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;paintShape&#8203;(<a href="../canvas/mxGraphics2DCanvas.html" title="class in com.mxgraph.canvas">mxGraphics2DCanvas</a>&nbsp;gc,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</pre>
<div class="block">Paints the stencil for the given state.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="mxIShape.html#paintShape(com.mxgraph.canvas.mxGraphics2DCanvas,com.mxgraph.view.mxCellState)">paintShape</a></code>&nbsp;in interface&nbsp;<code><a href="mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a></code></dd>
</dl>
</li>
</ul>
<a id="drawShadow(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,double,boolean,boolean,com.mxgraph.util.mxRectangle,double,boolean,com.mxgraph.util.mxRectangle)">
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<h4>drawShadow</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;drawShadow&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
double&nbsp;rotation,
boolean&nbsp;flipH,
boolean&nbsp;flipV,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
double&nbsp;alpha,
boolean&nbsp;filled,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect)</pre>
<div class="block">Draws the shadow.</div>
</li>
</ul>
<a id="drawShape(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,com.mxgraph.util.mxRectangle,com.mxgraph.util.mxRectangle,boolean)">
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<h4>drawShape</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;drawShape&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect,
boolean&nbsp;background)</pre>
<div class="block">Draws this stencil inside the given bounds.</div>
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<a id="computeAspect(com.mxgraph.view.mxCellState,com.mxgraph.util.mxRectangle,java.lang.String)">
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<h4>computeAspect</h4>
<pre class="methodSignature">protected&nbsp;<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;computeAspect&#8203;(<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;bounds,
java.lang.String&nbsp;direction)</pre>
<div class="block">Returns a rectangle that contains the offset in x and y and the horizontal
and vertical scale in width and height used to draw this shape inside the
given rectangle.</div>
</li>
</ul>
<a id="drawElement(com.mxgraph.canvas.mxGraphicsCanvas2D,com.mxgraph.view.mxCellState,org.w3c.dom.Element,com.mxgraph.util.mxRectangle)">
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<h4>drawElement</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;drawElement&#8203;(<a href="../canvas/mxGraphicsCanvas2D.html" title="class in com.mxgraph.canvas">mxGraphicsCanvas2D</a>&nbsp;canvas,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
org.w3c.dom.Element&nbsp;node,
<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a>&nbsp;aspect)</pre>
<div class="block">Drawsthe given element.</div>
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<a id="getInt(org.w3c.dom.Element,java.lang.String,int)">
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<h4>getInt</h4>
<pre class="methodSignature">protected&nbsp;int&nbsp;getInt&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
int&nbsp;defaultValue)</pre>
<div class="block">Returns the given attribute or the default value.</div>
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<a id="getDouble(org.w3c.dom.Element,java.lang.String)">
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<h4>getDouble</h4>
<pre class="methodSignature">protected&nbsp;double&nbsp;getDouble&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute)</pre>
<div class="block">Returns the given attribute or 0.</div>
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<a id="getDouble(org.w3c.dom.Element,java.lang.String,double)">
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<h4>getDouble</h4>
<pre class="methodSignature">protected&nbsp;double&nbsp;getDouble&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
double&nbsp;defaultValue)</pre>
<div class="block">Returns the given attribute or the default value.</div>
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<a id="getString(org.w3c.dom.Element,java.lang.String,java.lang.String)">
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<h4>getString</h4>
<pre class="methodSignature">protected&nbsp;java.lang.String&nbsp;getString&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
java.lang.String&nbsp;defaultValue)</pre>
<div class="block">Returns the given attribute or the default value.</div>
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<a id="parseDescription()">
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<h4>parseDescription</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;parseDescription()</pre>
<div class="block">Parses the description of this shape.</div>
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<a id="evaluateAttribute(org.w3c.dom.Element,java.lang.String,com.mxgraph.view.mxCellState)">
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<h4>evaluateAttribute</h4>
<pre class="methodSignature">public&nbsp;java.lang.String&nbsp;evaluateAttribute&#8203;(org.w3c.dom.Element&nbsp;elt,
java.lang.String&nbsp;attribute,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</pre>
<div class="block">Gets the attribute for the given name from the given node. If the attribute
does not exist then the text content of the node is evaluated and if it is
a function it is invoked with <state> as the only argument and the return
value is used as the attribute value to be returned.</div>
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