847 lines
34 KiB
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847 lines
34 KiB
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<div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">com.mxgraph.canvas</a></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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<ul class="inheritance">
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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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<ul class="inheritance">
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<li>com.mxgraph.canvas.mxGraphics2DCanvas</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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</dl>
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<dl>
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<dt>Direct Known Subclasses:</dt>
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<dd><code><a href="../swing/view/mxInteractiveCanvas.html" title="class in com.mxgraph.swing.view">mxInteractiveCanvas</a></code></dd>
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<pre>public class <span class="typeNameLabel">mxGraphics2DCanvas</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 Graphics2D for painting.</div>
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<h3>Field Summary</h3>
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<table class="memberSummary">
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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="colSecond" scope="col">Field</th>
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<th class="colLast" scope="col">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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#g">g</a></span></code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#IMAGE_SCALING">IMAGE_SCALING</a></span></code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rendererPane">rendererPane</a></span></code></th>
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<td class="colLast">
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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="../shape/mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a>></code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#shapes">shapes</a></span></code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#TEXT_SHAPE_DEFAULT">TEXT_SHAPE_DEFAULT</a></span></code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#TEXT_SHAPE_HTML">TEXT_SHAPE_HTML</a></span></code></th>
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<td class="colLast"> </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="../shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a>></code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#textShapes">textShapes</a></span></code></th>
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<td class="colLast">
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<div class="block">Maps from names to mxITextShape instances.</div>
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</td>
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</tr>
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</table>
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<ul class="blockList">
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<li class="blockList"><a id="fields.inherited.from.class.com.mxgraph.canvas.mxBasicCanvas">
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</a>
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<h3>Fields inherited from class com.mxgraph.canvas.<a href="mxBasicCanvas.html" title="class in com.mxgraph.canvas">mxBasicCanvas</a></h3>
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<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"> </span></caption>
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<tr>
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<th class="colFirst" scope="col">Constructor</th>
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<th class="colLast" scope="col">Description</th>
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</tr>
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<tr class="altColor">
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">mxGraphics2DCanvas</a></span>()</code></th>
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<td class="colLast">
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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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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.awt.Graphics2D)">mxGraphics2DCanvas</a></span>​(java.awt.Graphics2D g)</code></th>
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<td class="colLast">
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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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</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"> </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="colSecond" scope="col">Method</th>
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<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>java.awt.Paint</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createFillPaint(com.mxgraph.util.mxRectangle,java.util.Map)">createFillPaint</a></span>​(<a href="../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></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createStroke(java.util.Map)">createStroke</a></span>​(java.util.Map<java.lang.String,​java.lang.Object> style)</code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#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="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a> bounds)</code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawCell(com.mxgraph.view.mxCellState)">drawCell</a></span>​(<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a> state)</code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawImage(java.awt.Rectangle,java.lang.String)">drawImage</a></span>​(java.awt.Rectangle bounds,
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java.lang.String imageUrl)</code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#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></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#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></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#drawLabel(java.lang.String,com.mxgraph.view.mxCellState,boolean)">drawLabel</a></span>​(java.lang.String text,
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<a href="../view/mxCellState.html" title="class in com.mxgraph.view">mxCellState</a> state,
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boolean html)</code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#fillShape(java.awt.Shape)">fillShape</a></span>​(java.awt.Shape shape)</code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#fillShape(java.awt.Shape,boolean)">fillShape</a></span>​(java.awt.Shape shape,
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boolean shadow)</code></th>
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<td class="colLast"> </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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGraphics()">getGraphics</a></span>()</code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getImageSize(java.awt.Image)">getImageSize</a></span>​(java.awt.Image image)</code></th>
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<td class="colLast">
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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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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRendererPane()">getRendererPane</a></span>()</code></th>
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<td class="colLast"> </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="../shape/mxIShape.html" title="interface in com.mxgraph.shape">mxIShape</a></code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getShape(java.util.Map)">getShape</a></span>​(java.util.Map<java.lang.String,​java.lang.Object> style)</code></th>
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<td class="colLast"> </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="../shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a></code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTextShape(java.util.Map,boolean)">getTextShape</a></span>​(java.util.Map<java.lang.String,​java.lang.Object> style,
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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="#paintPolyline(com.mxgraph.util.mxPoint%5B%5D,boolean)">paintPolyline</a></span>​(<a href="../util/mxPoint.html" title="class in com.mxgraph.util">mxPoint</a>[] points,
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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="#paintRectangle(java.awt.Rectangle,java.awt.Color,java.awt.Color)">paintRectangle</a></span>​(java.awt.Rectangle bounds,
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<td class="colLast"> </td>
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<td class="colFirst"><code>static void</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#putTextShape(java.lang.String,com.mxgraph.shape.mxITextShape)">putTextShape</a></span>​(java.lang.String name,
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<td class="colLast"> </td>
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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="#setGraphics(java.awt.Graphics2D)">setGraphics</a></span>​(java.awt.Graphics2D g)</code></th>
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<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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<dd><a href="../../../constant-values.html#com.mxgraph.canvas.mxGraphics2DCanvas.TEXT_SHAPE_HTML">Constant Field Values</a></dd>
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<pre>protected java.awt.Graphics2D g</pre>
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<pre class="methodSignature">public static void putTextShape​(java.lang.String name,
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<a href="../shape/mxITextShape.html" title="interface in com.mxgraph.shape">mxITextShape</a> shape)</pre>
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<pre class="methodSignature">public <a href="../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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<dt><span class="returnLabel">Returns:</span></dt>
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<pre class="methodSignature">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="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 rounded)</pre>
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<pre class="methodSignature">public java.awt.Graphics2D createTemporaryGraphics​(java.util.Map<java.lang.String,​java.lang.Object> style,
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float opacity,
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<a href="../util/mxRectangle.html" title="class in com.mxgraph.util">mxRectangle</a> bounds)</pre>
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