01: /**
02: * Copyright (c) 2004, www.pdfbox.org
03: * All rights reserved.
04: *
05: * Redistribution and use in source and binary forms, with or without
06: * modification, are permitted provided that the following conditions are met:
07: *
08: * 1. Redistributions of source code must retain the above copyright notice,
09: * this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright notice,
11: * this list of conditions and the following disclaimer in the documentation
12: * and/or other materials provided with the distribution.
13: * 3. Neither the name of pdfbox; nor the names of its
14: * contributors may be used to endorse or promote products derived from this
15: * software without specific prior written permission.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20: * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
21: * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
24: * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
26: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27: *
28: * http://www.pdfbox.org
29: *
30: */package org.pdfbox.pdmodel.graphics.color;
31:
32: import org.pdfbox.cos.COSBase;
33: import org.pdfbox.cos.COSName;
34:
35: import org.pdfbox.pdmodel.common.COSObjectable;
36:
37: import java.io.IOException;
38:
39: import java.awt.color.ColorSpace;
40: import java.awt.image.ColorModel;
41:
42: /**
43: * This class represents a color space in a pdf document.
44: *
45: * @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a>
46: * @version $Revision: 1.5 $
47: */
48: public abstract class PDColorSpace implements COSObjectable {
49: /**
50: * This will return the name of the color space.
51: *
52: * @return The name of the color space.
53: */
54: public abstract String getName();
55:
56: /**
57: * This will get the number of components that this color space is made up of.
58: *
59: * @return The number of components in this color space.
60: *
61: * @throws IOException If there is an error getting the number of color components.
62: */
63: public abstract int getNumberOfComponents() throws IOException;
64:
65: /**
66: * Convert this standard java object to a COS object.
67: *
68: * @return The cos object that matches this Java object.
69: */
70: public COSBase getCOSObject() {
71: return COSName.getPDFName(getName());
72: }
73:
74: /**
75: * Create a Java colorspace for this colorspace.
76: *
77: * @return A color space that can be used for Java AWT operations.
78: *
79: * @throws IOException If there is an error creating the color space.
80: */
81: public abstract ColorSpace createColorSpace() throws IOException;
82:
83: /**
84: * Create a Java color model for this colorspace.
85: *
86: * @param bpc The number of bits per component.
87: *
88: * @return A color model that can be used for Java AWT operations.
89: *
90: * @throws IOException If there is an error creating the color model.
91: */
92: public abstract ColorModel createColorModel(int bpc)
93: throws IOException;
94: }
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