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- /*-- $Id$ --
-
- ============================================================================
- The Apache Software License, Version 1.1
- ============================================================================
-
- Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
-
- Redistribution and use in source and binary forms, with or without modifica-
- tion, are permitted provided that the following conditions are met:
-
- 1. Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
- 2. Redistributions in binary form must reproduce the above copyright notice,
- this list of conditions and the following disclaimer in the documentation
- and/or other materials provided with the distribution.
-
- 3. The end-user documentation included with the redistribution, if any, must
- include the following acknowledgment: "This product includes software
- developed by the Apache Software Foundation (http://www.apache.org/)."
- Alternately, this acknowledgment may appear in the software itself, if
- and wherever such third-party acknowledgments normally appear.
-
- 4. The names "Fop" and "Apache Software Foundation" must not be used to
- endorse or promote products derived from this software without prior
- written permission. For written permission, please contact
- apache@apache.org.
-
- 5. Products derived from this software may not be called "Apache", nor may
- "Apache" appear in their name, without prior written permission of the
- Apache Software Foundation.
-
- THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
- INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
- This software consists of voluntary contributions made by many individuals
- on behalf of the Apache Software Foundation and was originally created by
- James Tauber <jtauber@jtauber.com>. For more information on the Apache
- Software Foundation, please see <http://www.apache.org/>.
-
- */
- package org.apache.fop.pdf;
-
- import java.util.Vector;
-
- /**
- * class representing a <b>W</b> array for CID fonts.
- */
- public class PDFWArray {
-
- /** the metrics */
- private Vector entries;
-
- public PDFWArray() {
- entries = new Vector();
- }
-
- /**
- * add an entry for single starting CID.
- * i.e. in the form "c [w ...]"
- *
- * @param start the starting CID value.
- * @param metrics the metrics array.
- */
- public void addEntry(int start, int[] metrics) {
- entries.addElement(new Entry(start, metrics));
- }
-
- /**
- * add an entry for a range of CIDs (/W element on p 213)
- *
- * @param first the first CID in the range
- * @param last the last CID in the range
- * @param width the width for all CIDs in the range
- */
- public void addEntry(int first, int last, int width) {
- entries.addElement(new int[] {first, last, width});
- }
-
- /**
- * add an entry for a range of CIDs (/W2 element on p 210)
- *
- * @param first the first CID in the range
- * @param last the last CID in the range
- * @param width the width for all CIDs in the range
- * @param posX the x component for the vertical position vector
- * @param posY the y component for the vertical position vector
- */
- public void addEntry(int first, int last, int width, int posX, int posY) {
- entries.addElement(new int[] {first, last, width, posX, posY});
- }
-
- public byte[] toPDF() {
- return toPDFString().getBytes();
- }
-
- public String toPDFString() {
- StringBuffer p = new StringBuffer();
- p.append("[ ");
- int len = entries.size();
- for (int i = 0; i<len; i++) {
- Object entry = entries.elementAt(i);
- if (entry instanceof int[]) {
- int[] line = (int[])entry;
- for (int j = 0; j<line.length; j++) {
- p.append(line[j]); p.append(" ");
- }
- } else {
- ((Entry)entry).fillInPDF(p);
- }
- }
- p.append("]");
- return p.toString();
- }
-
- /** inner class for entries in the form "c [w ...]" */
- private static class Entry {
- private static final StringBuffer p = new StringBuffer();
- private int start;
- private int[] metrics;
- public Entry (int s, int[] m) {
- start = s;
- metrics = m;
- }
- public void fillInPDF(StringBuffer p) {
- //p.setLength(0);
- p.append(start); p.append(" [");
- for (int i = 0; i < metrics.length; i++) {
- p.append(this.metrics[i]);
- p.append(" ");
- }
- p.append("] ");
- }
- }
- }
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