JPainterComponent


1   /*
2   
3      Copyright 2001-2003  The Apache Software Foundation 
4   
5      Licensed under the Apache License, Version 2.0 (the "License");
6      you may not use this file except in compliance with the License.
7      You may obtain a copy of the License at
8   
9          http://www.apache.org/licenses/LICENSE-2.0
10  
11     Unless required by applicable law or agreed to in writing, software
12     distributed under the License is distributed on an "AS IS" BASIS,
13     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14     See the License for the specific language governing permissions and
15     limitations under the License.
16  
17   */
18  package org.apache.batik.svggen;
19  
20  import java.awt.Graphics  ;
21  import java.awt.Graphics2D  ;
22  import java.awt.image.BufferedImage  ;
23  
24  import javax.swing.JComponent  ;
25  
26  /**
27   * Simple component which displays the rendering created by
28   * a <tt>Painter</tt>.
29   *
30   * @author <a HREF="mailto:vincent.hardy@sun.com">Vincent Hardy</a>
31   * @version $Id: JPainterComponent.java,v 1.5 2004/08/18 07:16:45 vhardy Exp $
32   */
33  public class JPainterComponent extends JComponent   {
34      /**
35       * <tt>Painter</tt>
36       */
37      protected Painter painter;
38  
39      /**
40       * Delegates to its <tt>Painter</tt>
41       */
42      public void paint(Graphics   _g){
43          Graphics2D   g = (Graphics2D  )_g;
44          BufferedImage   buf = new BufferedImage  (getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB);
45          painter.paint(buf.createGraphics());
46          g.drawImage(buf, 0, 0, null);
47      }
48  
49      /**
50       * Constructor
51       */
52      public JPainterComponent(Painter painter){
53          this.painter = painter;
54      }
55  
56  }
57
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