/*
* $Id$
*
* Copyright 2002 by Phillip Pan
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text.pdf;
import java.awt.Color;
import com.lowagie.text.error_messages.MessageLocalization;
/**
* A <CODE>PdfSpotColor</CODE> defines a ColorSpace
*
* @see PdfDictionary
*/
public class PdfSpotColor{
/** The color name */
public PdfName name;
/** The alternative color space */
public Color altcs;
// constructors
/**
* Constructs a new <CODE>PdfSpotColor</CODE>.
*
* @param name a String value
* @param altcs an alternative colorspace value
*/
public PdfSpotColor(String name, Color altcs) {
this.name = new PdfName(name);
this.altcs = altcs;
}
/**
* Gets the alternative ColorSpace.
* @return a Color
*/
public Color getAlternativeCS() {
return altcs;
}
protected PdfObject getSpotObject(PdfWriter writer) {
PdfArray array = new PdfArray(PdfName.SEPARATION);
array.add(name);
PdfFunction func = null;
if (altcs instanceof ExtendedColor) {
int type = ((ExtendedColor)altcs).type;
switch (type) {
case ExtendedColor.TYPE_GRAY:
array.add(PdfName.DEVICEGRAY);
func = PdfFunction.type2(writer, new float[]{0, 1}, null, new float[]{0}, new float[]{((GrayColor)altcs).getGray()}, 1);
break;
case ExtendedColor.TYPE_CMYK:
array.add(PdfName.DEVICECMYK);
CMYKColor cmyk = (CMYKColor)altcs;
func = PdfFunction.type2(writer, new float[]{0, 1}, null, new float[]{0, 0, 0, 0},
new float[]{cmyk.getCyan(), cmyk.getMagenta(), cmyk.getYellow(), cmyk.getBlack()}, 1);
break;
default:
throw new RuntimeException(MessageLocalization.getComposedMessage("only.rgb.gray.and.cmyk.are.supported.as.alternative.color.spaces"));
}
}
else {
array.add(PdfName.DEVICERGB);
func = PdfFunction.type2(writer, new float[]{0, 1}, null, new float[]{1, 1, 1},
new float[]{(float)altcs.getRed() / 255, (float)altcs.getGreen() / 255, (float)altcs.getBlue() / 255}, 1);
}
array.add(func.getReference());
return array;
}
}