ImageAdapter


1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  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  /* $Id$ */
19   
20  package org.apache.fop.render;
21  
22  import java.awt.image.RenderedImage  ;
23  import java.io.IOException  ;
24  
25  /**
26   * This interface represents an optional feature that can be provided by
27   * a renderer. It is exposed by calling the getImageAdapter() method
28   * on the renderer. Renderers that support this feature allow painting
29   * of images (RendererImage instances).
30   */
31  public interface ImageAdapter {
32  
33      /**
34       * Paints an image at the given position.
35       * @param image the image which will be painted
36       * @param context the renderer context for the current renderer
37       * @param x X position of the image
38       * @param y Y position of the image
39       * @param width width of the image
40       * @param height height of the image
41       * @throws IOException In case of an I/O error while writing the output format
42       */
43      void paintImage(RenderedImage   image, 
44              RendererContext context,
45              int x, int y, int width, int height) throws IOException  ;
46      
47  }
48
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