maxGraph/java/docs/com/mxgraph/canvas/mxHtmlCanvas.html

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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">com.mxgraph.canvas</a></div>
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<h2 title="Class mxHtmlCanvas" class="title">Class mxHtmlCanvas</h2>
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<ul class="inheritance">
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<li>java.lang.Object</li>
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<li><a href="mxBasicCanvas.html" title="class in com.mxgraph.canvas">com.mxgraph.canvas.mxBasicCanvas</a></li>
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<dd><code><a href="mxICanvas.html" title="interface in com.mxgraph.canvas">mxICanvas</a></code></dd>
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<pre>public class <span class="typeNameLabel">mxHtmlCanvas</span>
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extends <a href="mxBasicCanvas.html" title="class in com.mxgraph.canvas">mxBasicCanvas</a></pre>
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<div class="block">An implementation of a canvas that uses HTML for painting.</div>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
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</tr>
<tr class="altColor">
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<td class="colFirst"><code>protected org.w3c.dom.Document</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#document">document</a></span></code></th>
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<td class="colLast">
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<div class="block">Holds the HTML document that represents the canvas.</div>
</td>
</tr>
</table>
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<h3>Fields inherited from class&nbsp;com.mxgraph.canvas.<a href="mxBasicCanvas.html" title="class in com.mxgraph.canvas">mxBasicCanvas</a></h3>
<code><a href="mxBasicCanvas.html#DEFAULT_IMAGEBASEPATH">DEFAULT_IMAGEBASEPATH</a>, <a href="mxBasicCanvas.html#drawLabels">drawLabels</a>, <a href="mxBasicCanvas.html#imageBasePath">imageBasePath</a>, <a href="mxBasicCanvas.html#imageCache">imageCache</a>, <a href="mxBasicCanvas.html#PRESERVE_IMAGE_ASPECT">PRESERVE_IMAGE_ASPECT</a>, <a href="mxBasicCanvas.html#scale">scale</a>, <a href="mxBasicCanvas.html#translate">translate</a></code></li>
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</ul>
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</section>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<h3>Constructor Summary</h3>
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<table class="memberSummary">
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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</tr>
<tr class="altColor">
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">mxHtmlCanvas</a></span>()</code></th>
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<td class="colLast">
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<div class="block">Constructs a new HTML canvas for the specified dimension and scale.</div>
</td>
</tr>
<tr class="rowColor">
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.w3c.dom.Document)">mxHtmlCanvas</a></span>&#8203;(org.w3c.dom.Document&nbsp;document)</code></th>
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<td class="colLast">
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<div class="block">Constructs a new HTML canvas for the specified bounds, scale and
background color.</div>
</td>
</tr>
</table>
</li>
</ul>
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</section>
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<!-- ========== METHOD SUMMARY =========== -->
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<h3>Method Summary</h3>
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<table class="memberSummary">
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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</tr>
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<tr id="i0" class="altColor">
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<td class="colFirst"><code>void</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#appendHtmlElement(org.w3c.dom.Element)">appendHtmlElement</a></span>&#8203;(org.w3c.dom.Element&nbsp;node)</code></th>
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<td class="colLast">&nbsp;</td>
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</tr>
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<tr id="i1" class="rowColor">
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<td class="colFirst"><code>java.lang.Object</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawCell(com.mxgraph.view.mxCellState)">drawCell</a></span>&#8203;(<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</code></th>
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<td class="colLast">
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<div class="block">Draws the given cell.</div>
</td>
</tr>
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<tr id="i2" class="altColor">
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<td class="colFirst"><code>java.lang.Object</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawLabel(java.lang.String,com.mxgraph.view.mxCellState,boolean)">drawLabel</a></span>&#8203;(java.lang.String&nbsp;label,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
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boolean&nbsp;html)</code></th>
<td class="colLast">
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<div class="block">Draws the given label.</div>
</td>
</tr>
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<tr id="i3" class="rowColor">
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<td class="colFirst"><code>void</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawLine(java.util.List,java.util.Map)">drawLine</a></span>&#8203;(java.util.List&lt;<a href="../util/mxPoint.html" title="class in com.mxgraph.util">mxPoint</a>&gt;&nbsp;pts,
java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</code></th>
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<td class="colLast">
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<div class="block">Draws the given lines as segments between all points of the given list
of mxPoints.</div>
</td>
</tr>
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<tr id="i4" class="altColor">
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<td class="colFirst"><code>protected void</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawSegment(int,int,int,int,java.lang.String,int)">drawSegment</a></span>&#8203;(int&nbsp;x0,
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int&nbsp;y0,
int&nbsp;x1,
int&nbsp;y1,
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java.lang.String&nbsp;strokeColor,
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int&nbsp;strokeWidth)</code></th>
<td class="colLast">
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<div class="block">Draws the specified segment of a line.</div>
</td>
</tr>
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<tr id="i5" class="rowColor">
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<td class="colFirst"><code>org.w3c.dom.Element</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawShape(int,int,int,int,java.util.Map)">drawShape</a></span>&#8203;(int&nbsp;x,
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int&nbsp;y,
int&nbsp;w,
int&nbsp;h,
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java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</code></th>
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<td class="colLast">
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<div class="block">Draws the shape specified with the STYLE_SHAPE key in the given style.</div>
</td>
</tr>
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<tr id="i6" class="altColor">
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<td class="colFirst"><code>org.w3c.dom.Element</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawText(java.lang.String,int,int,int,int,java.util.Map)">drawText</a></span>&#8203;(java.lang.String&nbsp;text,
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int&nbsp;x,
int&nbsp;y,
int&nbsp;w,
int&nbsp;h,
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java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</code></th>
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<td class="colLast">
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<div class="block">Draws the specified text either using drawHtmlString or using drawString.</div>
</td>
</tr>
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<tr id="i7" class="rowColor">
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<td class="colFirst"><code>org.w3c.dom.Document</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDocument()">getDocument</a></span>()</code></th>
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<td class="colLast">
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<div class="block">Returns a reference to the document that represents the canvas.</div>
</td>
</tr>
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<tr id="i8" class="altColor">
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<td class="colFirst"><code>void</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDocument(org.w3c.dom.Document)">setDocument</a></span>&#8203;(org.w3c.dom.Document&nbsp;document)</code></th>
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<td class="colLast">&nbsp;</td>
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</tr>
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<h3>Methods inherited from class&nbsp;com.mxgraph.canvas.<a href="mxBasicCanvas.html" title="class in com.mxgraph.canvas">mxBasicCanvas</a></h3>
<code><a href="mxBasicCanvas.html#flushImageCache()">flushImageCache</a>, <a href="mxBasicCanvas.html#getImageBasePath()">getImageBasePath</a>, <a href="mxBasicCanvas.html#getImageForStyle(java.util.Map)">getImageForStyle</a>, <a href="mxBasicCanvas.html#getScale()">getScale</a>, <a href="mxBasicCanvas.html#getTranslate()">getTranslate</a>, <a href="mxBasicCanvas.html#isDrawLabels()">isDrawLabels</a>, <a href="mxBasicCanvas.html#loadImage(java.lang.String)">loadImage</a>, <a href="mxBasicCanvas.html#setDrawLabels(boolean)">setDrawLabels</a>, <a href="mxBasicCanvas.html#setImageBasePath(java.lang.String)">setImageBasePath</a>, <a href="mxBasicCanvas.html#setScale(double)">setScale</a>, <a href="mxBasicCanvas.html#setTranslate(double,double)">setTranslate</a></code></li>
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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>
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</ul>
</li>
</ul>
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</section>
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<h4>document</h4>
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<pre>protected&nbsp;org.w3c.dom.Document document</pre>
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<div class="block">Holds the HTML document that represents the canvas.</div>
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</ul>
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</section>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<h3>Constructor Detail</h3>
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<a id="&lt;init&gt;()">
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<h4>mxHtmlCanvas</h4>
<pre>public&nbsp;mxHtmlCanvas()</pre>
<div class="block">Constructs a new HTML canvas for the specified dimension and scale.</div>
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<a id="&lt;init&gt;(org.w3c.dom.Document)">
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<h4>mxHtmlCanvas</h4>
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<pre>public&nbsp;mxHtmlCanvas&#8203;(org.w3c.dom.Document&nbsp;document)</pre>
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<div class="block">Constructs a new HTML canvas for the specified bounds, scale and
background color.</div>
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</ul>
</li>
</ul>
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</section>
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<!-- ============ METHOD DETAIL ========== -->
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<h3>Method Detail</h3>
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<a id="appendHtmlElement(org.w3c.dom.Element)">
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<h4>appendHtmlElement</h4>
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<pre class="methodSignature">public&nbsp;void&nbsp;appendHtmlElement&#8203;(org.w3c.dom.Element&nbsp;node)</pre>
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<a id="setDocument(org.w3c.dom.Document)">
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<h4>setDocument</h4>
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<pre class="methodSignature">public&nbsp;void&nbsp;setDocument&#8203;(org.w3c.dom.Document&nbsp;document)</pre>
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<h4>getDocument</h4>
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<pre class="methodSignature">public&nbsp;org.w3c.dom.Document&nbsp;getDocument()</pre>
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<div class="block">Returns a reference to the document that represents the canvas.</div>
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<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Returns the document.</dd>
</dl>
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</li>
</ul>
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<a id="drawCell(com.mxgraph.view.mxCellState)">
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<h4>drawCell</h4>
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<pre class="methodSignature">public&nbsp;java.lang.Object&nbsp;drawCell&#8203;(<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="mxICanvas.html#drawCell(com.mxgraph.view.mxCellState)">mxICanvas</a></code></span></div>
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<div class="block">Draws the given cell.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>state</code> - State of the cell to be painted.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Object that represents the cell.</dd>
</dl>
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</li>
</ul>
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<a id="drawLabel(java.lang.String,com.mxgraph.view.mxCellState,boolean)">
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<h4>drawLabel</h4>
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<pre class="methodSignature">public&nbsp;java.lang.Object&nbsp;drawLabel&#8203;(java.lang.String&nbsp;label,
<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a>&nbsp;state,
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boolean&nbsp;html)</pre>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="mxICanvas.html#drawLabel(java.lang.String,com.mxgraph.view.mxCellState,boolean)">mxICanvas</a></code></span></div>
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<div class="block">Draws the given label.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>label</code> - String that represents the label.</dd>
<dd><code>state</code> - State of the cell whose label is to be painted.</dd>
<dd><code>html</code> - Specifies if the label contains HTML markup.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Object that represents the label.</dd>
</dl>
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</ul>
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<h4>drawShape</h4>
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<pre class="methodSignature">public&nbsp;org.w3c.dom.Element&nbsp;drawShape&#8203;(int&nbsp;x,
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int&nbsp;y,
int&nbsp;w,
int&nbsp;h,
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java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</pre>
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<div class="block">Draws the shape specified with the STYLE_SHAPE key in the given style.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - X-coordinate of the shape.</dd>
<dd><code>y</code> - Y-coordinate of the shape.</dd>
<dd><code>w</code> - Width of the shape.</dd>
<dd><code>h</code> - Height of the shape.</dd>
<dd><code>style</code> - Style of the the shape.</dd>
</dl>
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<h4>drawLine</h4>
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<pre class="methodSignature">public&nbsp;void&nbsp;drawLine&#8203;(java.util.List&lt;<a href="../util/mxPoint.html" title="class in com.mxgraph.util">mxPoint</a>&gt;&nbsp;pts,
java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</pre>
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<div class="block">Draws the given lines as segments between all points of the given list
of mxPoints.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>pts</code> - List of points that define the line.</dd>
<dd><code>style</code> - Style to be used for painting the line.</dd>
</dl>
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<pre class="methodSignature">protected&nbsp;void&nbsp;drawSegment&#8203;(int&nbsp;x0,
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int&nbsp;y0,
int&nbsp;x1,
int&nbsp;y1,
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java.lang.String&nbsp;strokeColor,
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int&nbsp;strokeWidth)</pre>
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<div class="block">Draws the specified segment of a line.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x0</code> - X-coordinate of the start point.</dd>
<dd><code>y0</code> - Y-coordinate of the start point.</dd>
<dd><code>x1</code> - X-coordinate of the end point.</dd>
<dd><code>y1</code> - Y-coordinate of the end point.</dd>
<dd><code>strokeColor</code> - Color of the stroke to be painted.</dd>
<dd><code>strokeWidth</code> - Width of the stroke to be painted.</dd>
</dl>
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</ul>
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<h4>drawText</h4>
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<pre class="methodSignature">public&nbsp;org.w3c.dom.Element&nbsp;drawText&#8203;(java.lang.String&nbsp;text,
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int&nbsp;x,
int&nbsp;y,
int&nbsp;w,
int&nbsp;h,
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java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;style)</pre>
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<div class="block">Draws the specified text either using drawHtmlString or using drawString.</div>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>text</code> - Text to be painted.</dd>
<dd><code>x</code> - X-coordinate of the text.</dd>
<dd><code>y</code> - Y-coordinate of the text.</dd>
<dd><code>w</code> - Width of the text.</dd>
<dd><code>h</code> - Height of the text.</dd>
<dd><code>style</code> - Style to be used for painting the text.</dd>
</dl>
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</ul>
</li>
</ul>
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</section>
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