01: /*
02: * $RCSfile: AddCRIF.java,v $
03: *
04: * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
05: *
06: * Use is subject to license terms.
07: *
08: * $Revision: 1.1 $
09: * $Date: 2005/02/11 04:56:11 $
10: * $State: Exp $
11: */
12: package com.sun.media.jai.opimage;
13:
14: import java.awt.RenderingHints;
15: import java.awt.geom.Rectangle2D;
16: import java.awt.geom.Rectangle2D.Float;
17: import java.awt.image.RenderedImage;
18: import java.awt.image.renderable.ParameterBlock;
19: import java.awt.image.renderable.RenderableImage;
20: import java.awt.image.renderable.RenderContext;
21: import javax.media.jai.CRIFImpl;
22: import javax.media.jai.ImageLayout;
23: import java.util.Map;
24:
25: /**
26: * A <code>CRIF</code> supporting the "Add" operation in the rendered
27: * and renderable image layers.
28: *
29: * @see javax.media.jai.operator.AddDescriptor
30: * @see AddOpImage
31: *
32: */
33: public class AddCRIF extends CRIFImpl {
34:
35: /** Constructor. */
36: public AddCRIF() {
37: super ("add");
38: }
39:
40: /**
41: * Creates a new instance of <code>AddOpImage</code> in the rendered
42: * layer. This method satisfies the implementation of RIF.
43: *
44: * @param paramBlock The two source images to be added.
45: * @param renderHints Optionally contains destination image layout.
46: */
47: public RenderedImage create(ParameterBlock paramBlock,
48: RenderingHints renderHints) {
49: // Get ImageLayout from renderHints if any.
50: ImageLayout layout = RIFUtil.getImageLayoutHint(renderHints);
51:
52: return new AddOpImage(paramBlock.getRenderedSource(0),
53: paramBlock.getRenderedSource(1), renderHints, layout);
54: }
55: }
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