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iText, a free Java-PDF library
/*
* $Id: PdfDashPattern.java 3373 2008-05-12 16:21:24Z xlv $
*
* Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
*
* 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.io.IOException;
import java.io.OutputStream;
/**
* A PdfDashPattern defines a dash pattern as described in
* the PDF Reference Manual version 1.3 p 325 (section 8.4.3).
*
* @see PdfArray
*/
public class PdfDashPattern extends PdfArray {
// membervariables
/** This is the length of a dash. */
private float dash = -1;
/** This is the length of a gap. */
private float gap = -1;
/** This is the phase. */
private float phase = -1;
// constructors
/**
* Constructs a new PdfDashPattern.
*/
public PdfDashPattern() {
super();
}
/**
* Constructs a new PdfDashPattern.
*/
public PdfDashPattern(float dash) {
super(new PdfNumber(dash));
this.dash = dash;
}
/**
* Constructs a new PdfDashPattern.
*/
public PdfDashPattern(float dash, float gap) {
super(new PdfNumber(dash));
add(new PdfNumber(gap));
this.dash = dash;
this.gap = gap;
}
/**
* Constructs a new PdfDashPattern.
*/
public PdfDashPattern(float dash, float gap, float phase) {
super(new PdfNumber(dash));
add(new PdfNumber(gap));
this.dash = dash;
this.gap = gap;
this.phase = phase;
}
public void add(float n) {
add(new PdfNumber(n));
}
/**
* Returns the PDF representation of this PdfArray.
*/
public void toPdf(PdfWriter writer, OutputStream os) throws IOException {
os.write('[');
if (dash >= 0) {
new PdfNumber(dash).toPdf(writer, os);
if (gap >= 0) {
os.write(' ');
new PdfNumber(gap).toPdf(writer, os);
}
}
os.write(']');
if (phase >=0) {
os.write(' ');
new PdfNumber(phase).toPdf(writer, os);
}
}
}