779 lines
34 KiB
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779 lines
34 KiB
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<title>mxGraphics2DCanvas (mxGraph 3.7.6 API Specification)</title>
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<div class="subTitle">com.mxgraph.canvas</div>
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<h2 title="Class mxGraphics2DCanvas" class="title">Class mxGraphics2DCanvas</h2>
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<ul class="inheritance">
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<li>java.lang.Object</li>
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<li>
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<li><a href="../../../com/mxgraph/canvas/mxBasicCanvas.html" title="class in com.mxgraph.canvas">com.mxgraph.canvas.mxBasicCanvas</a></li>
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<ul class="inheritance">
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<li>com.mxgraph.canvas.mxGraphics2DCanvas</li>
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<dt>All Implemented Interfaces:</dt>
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<dd><a href="../../../com/mxgraph/canvas/mxICanvas.html" title="interface in com.mxgraph.canvas">mxICanvas</a></dd>
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</dl>
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<dl>
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<dt>Direct Known Subclasses:</dt>
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<dd><a href="../../../com/mxgraph/swing/view/mxInteractiveCanvas.html" title="class in com.mxgraph.swing.view">mxInteractiveCanvas</a></dd>
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</dl>
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<br>
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<pre>public class <span class="typeNameLabel">mxGraphics2DCanvas</span>
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extends <a href="../../../com/mxgraph/canvas/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 Graphics2D for painting.</div>
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<caption><span>Fields</span><span class="tabEnd"> </span></caption>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Field and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>protected java.awt.Graphics2D</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#g">g</a></span></code>
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<div class="block">Global graphics handle to the image.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#IMAGE_SCALING">IMAGE_SCALING</a></span></code>
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<div class="block">Specifies the image scaling quality.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>protected javax.swing.CellRendererPane</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#rendererPane">rendererPane</a></span></code>
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<div class="block">Optional renderer pane to be used for HTML label rendering.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>protected static java.util.Map<java.lang.String,<a href="../../../com/mxgraph/shape/mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a>></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#shapes">shapes</a></span></code>
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<div class="block">Maps from names to mxIVertexShape instances.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static java.lang.String</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#TEXT_SHAPE_DEFAULT">TEXT_SHAPE_DEFAULT</a></span></code> </td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static java.lang.String</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#TEXT_SHAPE_HTML">TEXT_SHAPE_HTML</a></span></code> </td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>protected static java.util.Map<java.lang.String,<a href="../../../com/mxgraph/shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a>></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#textShapes">textShapes</a></span></code>
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<div class="block">Maps from names to mxITextShape instances.</div>
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</td>
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</a>
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<h3>Fields inherited from class com.mxgraph.canvas.<a href="../../../com/mxgraph/canvas/mxBasicCanvas.html" title="class in com.mxgraph.canvas">mxBasicCanvas</a></h3>
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<code><a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#DEFAULT_IMAGEBASEPATH">DEFAULT_IMAGEBASEPATH</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#drawLabels">drawLabels</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#imageBasePath">imageBasePath</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#imageCache">imageCache</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#PRESERVE_IMAGE_ASPECT">PRESERVE_IMAGE_ASPECT</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#scale">scale</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#translate">translate</a></code></li>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<h3>Constructor Summary</h3>
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<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
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<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
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<tr>
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<th class="colOne" scope="col">Constructor and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#mxGraphics2DCanvas--">mxGraphics2DCanvas</a></span>()</code>
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<div class="block">Constructs a new graphics canvas with an empty graphics object.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#mxGraphics2DCanvas-java.awt.Graphics2D-">mxGraphics2DCanvas</a></span>(java.awt.Graphics2D g)</code>
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<div class="block">Constructs a new graphics canvas for the given graphics object.</div>
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</td>
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</tr>
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</table>
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</li>
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</ul>
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<!-- ========== METHOD SUMMARY =========== -->
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<li class="blockList"><a name="method.summary">
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<!-- -->
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</a>
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<h3>Method Summary</h3>
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<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr id="i0" class="altColor">
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<td class="colFirst"><code>java.awt.Paint</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#createFillPaint-com.mxgraph.util.mxRectangle-java.util.Map-">createFillPaint</a></span>(<a href="../../../com/mxgraph/util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a> bounds,
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java.util.Map<java.lang.String,java.lang.Object> style)</code> </td>
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</tr>
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<tr id="i1" class="rowColor">
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<td class="colFirst"><code>java.awt.Stroke</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#createStroke-java.util.Map-">createStroke</a></span>(java.util.Map<java.lang.String,java.lang.Object> style)</code> </td>
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</tr>
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<tr id="i2" class="altColor">
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<td class="colFirst"><code>java.awt.Graphics2D</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#createTemporaryGraphics-java.util.Map-float-com.mxgraph.util.mxRectangle-">createTemporaryGraphics</a></span>(java.util.Map<java.lang.String,java.lang.Object> style,
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float opacity,
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<a href="../../../com/mxgraph/util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a> bounds)</code> </td>
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</tr>
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<tr id="i3" class="rowColor">
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<td class="colFirst"><code>java.lang.Object</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#drawCell-com.mxgraph.view.mxCellState-">drawCell</a></span>(<a href="../../../com/mxgraph/view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a> state)</code>
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<div class="block">Draws the given cell.</div>
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</td>
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</tr>
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<tr id="i4" class="altColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#drawImage-java.awt.Rectangle-java.lang.String-">drawImage</a></span>(java.awt.Rectangle bounds,
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java.lang.String imageUrl)</code> </td>
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</tr>
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<tr id="i5" class="rowColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#drawImage-java.awt.Rectangle-java.lang.String-boolean-boolean-boolean-">drawImage</a></span>(java.awt.Rectangle bounds,
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java.lang.String imageUrl,
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boolean preserveAspect,
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boolean flipH,
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boolean flipV)</code> </td>
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</tr>
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<tr id="i6" class="altColor">
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<td class="colFirst"><code>protected void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#drawImageImpl-java.awt.Image-int-int-">drawImageImpl</a></span>(java.awt.Image image,
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int x,
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int y)</code>
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<div class="block">Implements the actual graphics call.</div>
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</td>
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</tr>
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<tr id="i7" class="rowColor">
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<td class="colFirst"><code>java.lang.Object</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#drawLabel-java.lang.String-com.mxgraph.view.mxCellState-boolean-">drawLabel</a></span>(java.lang.String text,
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<a href="../../../com/mxgraph/view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a> state,
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boolean html)</code>
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<div class="block">Draws the given label.</div>
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</td>
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</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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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#fillShape-java.awt.Shape-">fillShape</a></span>(java.awt.Shape shape)</code> </td>
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</tr>
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<tr id="i9" class="rowColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#fillShape-java.awt.Shape-boolean-">fillShape</a></span>(java.awt.Shape shape,
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boolean shadow)</code> </td>
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</tr>
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<tr id="i10" class="altColor">
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<td class="colFirst"><code>java.awt.Graphics2D</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#getGraphics--">getGraphics</a></span>()</code>
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<div class="block">Returns the graphics object for this canvas.</div>
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</td>
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</tr>
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<tr id="i11" class="rowColor">
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<td class="colFirst"><code>protected java.awt.Dimension</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#getImageSize-java.awt.Image-">getImageSize</a></span>(java.awt.Image image)</code>
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<div class="block">Returns the size for the given image.</div>
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</td>
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</tr>
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<tr id="i12" class="altColor">
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<td class="colFirst"><code>javax.swing.CellRendererPane</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#getRendererPane--">getRendererPane</a></span>()</code> </td>
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</tr>
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<tr id="i13" class="rowColor">
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<td class="colFirst"><code><a href="../../../com/mxgraph/shape/mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#getShape-java.util.Map-">getShape</a></span>(java.util.Map<java.lang.String,java.lang.Object> style)</code> </td>
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</tr>
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<tr id="i14" class="altColor">
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<td class="colFirst"><code><a href="../../../com/mxgraph/shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#getTextShape-java.util.Map-boolean-">getTextShape</a></span>(java.util.Map<java.lang.String,java.lang.Object> style,
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boolean html)</code> </td>
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</tr>
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<tr id="i15" class="rowColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#paintPolyline-com.mxgraph.util.mxPoint:A-boolean-">paintPolyline</a></span>(<a href="../../../com/mxgraph/util/mxPoint.html" title="class in com.mxgraph.util">mxPoint</a>[] points,
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boolean rounded)</code> </td>
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</tr>
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<tr id="i16" class="altColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#paintRectangle-java.awt.Rectangle-java.awt.Color-java.awt.Color-">paintRectangle</a></span>(java.awt.Rectangle bounds,
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java.awt.Color background,
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java.awt.Color border)</code> </td>
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</tr>
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<tr id="i17" class="rowColor">
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<td class="colFirst"><code>static void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#putShape-java.lang.String-com.mxgraph.shape.mxIShape-">putShape</a></span>(java.lang.String name,
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<td class="colFirst"><code>static void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#putTextShape-java.lang.String-com.mxgraph.shape.mxITextShape-">putTextShape</a></span>(java.lang.String name,
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<a href="../../../com/mxgraph/shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a> shape)</code> </td>
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/mxgraph/canvas/mxGraphics2DCanvas.html#setGraphics-java.awt.Graphics2D-">setGraphics</a></span>(java.awt.Graphics2D g)</code>
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<div class="block">Sets the graphics object for this canvas.</div>
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<code><a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#flushImageCache--">flushImageCache</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#getImageBasePath--">getImageBasePath</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#getImageForStyle-java.util.Map-">getImageForStyle</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#getScale--">getScale</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#getTranslate--">getTranslate</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#isDrawLabels--">isDrawLabels</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#loadImage-java.lang.String-">loadImage</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#setDrawLabels-boolean-">setDrawLabels</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#setImageBasePath-java.lang.String-">setImageBasePath</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#setScale-double-">setScale</a>, <a href="../../../com/mxgraph/canvas/mxBasicCanvas.html#setTranslate-double-double-">setTranslate</a></code></li>
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<dd><a href="../../../constant-values.html#com.mxgraph.canvas.mxGraphics2DCanvas.TEXT_SHAPE_DEFAULT">Constant Field Values</a></dd>
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<dd><a href="../../../constant-values.html#com.mxgraph.canvas.mxGraphics2DCanvas.TEXT_SHAPE_HTML">Constant Field Values</a></dd>
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<div class="block">Maps from names to mxIVertexShape instances.</div>
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<div class="block">Maps from names to mxITextShape instances. There are currently three different
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<pre>protected java.awt.Graphics2D g</pre>
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<pre>public mxGraphics2DCanvas(java.awt.Graphics2D g)</pre>
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<pre>public static void putShape(java.lang.String name,
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<pre>public <a href="../../../com/mxgraph/shape/mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a> getShape(java.util.Map<java.lang.String,java.lang.Object> style)</pre>
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<pre>public static void putTextShape(java.lang.String name,
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<a href="../../../com/mxgraph/shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a> shape)</pre>
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<pre>public <a href="../../../com/mxgraph/shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a> getTextShape(java.util.Map<java.lang.String,java.lang.Object> style,
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<pre>public java.awt.Graphics2D getGraphics()</pre>
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<div class="block">Returns the graphics object for this canvas.</div>
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<pre>public void setGraphics(java.awt.Graphics2D g)</pre>
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<div class="block">Sets the graphics object for this canvas.</div>
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<pre>public java.lang.Object drawCell(<a href="../../../com/mxgraph/view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a> state)</pre>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../com/mxgraph/canvas/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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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>state</code> - State of the cell to be painted.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>Object that represents the cell.</dd>
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<pre>public java.lang.Object drawLabel(java.lang.String text,
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boolean html)</pre>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../com/mxgraph/canvas/mxICanvas.html#drawLabel-java.lang.String-com.mxgraph.view.mxCellState-boolean-">mxICanvas</a></code></span></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>text</code> - String that represents the label.</dd>
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<dd><code>state</code> - State of the cell whose label is to be painted.</dd>
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<dd><code>html</code> - Specifies if the label contains HTML markup.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>Object that represents the label.</dd>
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boolean flipH,
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boolean flipV)</pre>
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<div class="block">Implements the actual graphics call.</div>
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float opacity,
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<a href="../../../com/mxgraph/util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a> bounds)</pre>
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