/*
*
* This file is part of the iText (R) project.
Copyright (c) 1998-2017 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: sales@itextpdf.com
*/
package com.itextpdf.text.pdf;
import java.io.IOException;
import java.io.OutputStream;
/**
* A <CODE>PdfDashPattern</CODE> 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 <CODE>PdfDashPattern</CODE>.
*/
public PdfDashPattern() {
super();
}
/**
* Constructs a new <CODE>PdfDashPattern</CODE>.
*/
public PdfDashPattern(float dash) {
super(new PdfNumber(dash));
this.dash = dash;
}
/**
* Constructs a new <CODE>PdfDashPattern</CODE>.
*/
public PdfDashPattern(float dash, float gap) {
super(new PdfNumber(dash));
add(new PdfNumber(gap));
this.dash = dash;
this.gap = gap;
}
/**
* Constructs a new <CODE>PdfDashPattern</CODE>.
*/
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 <CODE>PdfArray</CODE>.
*/
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);
}
}
}