FilterPrimitiveBridge


1   /*
2   
3      Copyright 2000-2003  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.bridge;
19  
20  import java.awt.geom.Rectangle2D  ;
21  import java.util.Map  ;
22  
23  import org.apache.batik.ext.awt.image.renderable.Filter;
24  import org.apache.batik.gvt.GraphicsNode;
25  import org.w3c.dom.Element  ;
26  
27  /**
28   * Factory class for vending <tt>Filter</tt> objects that represents
29   * a filter primitive.
30   *
31   * @author <a HREF="mailto:Thierry.Kormann@sophia.inria.fr">Thierry Kormann</a>
32   * @version $Id: FilterPrimitiveBridge.java,v 1.8 2004/08/18 07:12:31 vhardy Exp $
33   */
34  public interface FilterPrimitiveBridge extends Bridge {
35  
36      /**
37       * Creates a <tt>Filter</tt> primitive according to the specified
38       * parameters.
39       *
40       * @param ctx the bridge context to use
41       * @param filterElement the element that defines a filter
42       * @param filteredElement the element that references the filter
43       * @param filteredNode the graphics node to filter
44       *
45       * @param in the <tt>Filter</tt> that represents the current
46       *        filter input if the filter chain.
47       * @param filterRegion the filter area defined for the filter chain
48       *        the new node will be part of.
49       * @param filterMap a map where the mediator can map a name to the
50       *        <tt>Filter</tt> it creates. Other <tt>FilterBridge</tt>s
51       *        can then access a filter node from the filterMap if they
52       *        know its name.
53       */
54      Filter createFilter(BridgeContext ctx,
55                          Element   filterElement,
56                          Element   filteredElement,
57                          GraphicsNode filteredNode,
58                          Filter in,
59                          Rectangle2D   filterRegion,
60                          Map   filterMap);
61  
62  }
63
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