From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- src/main/java/org/pdfbox/cmaptypes/CMap.java | 161 +++++++++++++++++++++ .../java/org/pdfbox/cmaptypes/CodespaceRange.java | 88 +++++++++++ src/main/java/org/pdfbox/cmaptypes/package.html | 9 ++ 3 files changed, 258 insertions(+) create mode 100644 src/main/java/org/pdfbox/cmaptypes/CMap.java create mode 100644 src/main/java/org/pdfbox/cmaptypes/CodespaceRange.java create mode 100644 src/main/java/org/pdfbox/cmaptypes/package.html (limited to 'src/main/java/org/pdfbox/cmaptypes') diff --git a/src/main/java/org/pdfbox/cmaptypes/CMap.java b/src/main/java/org/pdfbox/cmaptypes/CMap.java new file mode 100644 index 0000000..a8f7fec --- /dev/null +++ b/src/main/java/org/pdfbox/cmaptypes/CMap.java @@ -0,0 +1,161 @@ +/** + * Copyright (c) 2003, www.pdfbox.org + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, 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. Neither the name of pdfbox; nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS 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 REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, 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. + * + * http://www.pdfbox.org + * + */ +package org.pdfbox.cmaptypes; + +import java.io.IOException; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +/** + * This class represents a CMap file. + * + * @author Ben Litchfield (ben@csh.rit.edu) + * @version $Revision: 1.6 $ + */ +public class CMap +{ + private List codeSpaceRanges = new ArrayList(); + private Map singleByteMappings = new HashMap(); + private Map doubleByteMappings = new HashMap(); + + /** + * Creates a new instance of CMap. + */ + public CMap() + { + //default constructor + } + + /** + * This will tell if this cmap has any one byte mappings. + * + * @return true If there are any one byte mappings, false otherwise. + */ + public boolean hasOneByteMappings() + { + return singleByteMappings.size() > 0; + } + + /** + * This will tell if this cmap has any two byte mappings. + * + * @return true If there are any two byte mappings, false otherwise. + */ + public boolean hasTwoByteMappings() + { + return doubleByteMappings.size() > 0; + } + + /** + * This will perform a lookup into the map. + * + * @param code The code used to lookup. + * @param offset The offset into the byte array. + * @param length The length of the data we are getting. + * + * @return The string that matches the lookup. + */ + public String lookup( byte[] code, int offset, int length ) + { + + String result = null; + Integer key = null; + if( length == 1 ) + { + + key = new Integer( (code[offset]+256)%256 ); + result = (String)singleByteMappings.get( key ); + } + else if( length == 2 ) + { + int intKey = (code[offset]+256)%256; + intKey <<= 8; + intKey += (code[offset+1]+256)%256; + key = new Integer( intKey ); + + result = (String)doubleByteMappings.get( key ); + } + + return result; + } + + /** + * This will add a mapping. + * + * @param src The src to the mapping. + * @param dest The dest to the mapping. + * + * @throws IOException if the src is invalid. + */ + public void addMapping( byte[] src, String dest ) throws IOException + { + if( src.length == 1 ) + { + singleByteMappings.put( new Integer( src[0] ), dest ); + } + else if( src.length == 2 ) + { + int intSrc = src[0]; + intSrc <<= 8; + intSrc |= (src[1]&0xFF); + doubleByteMappings.put( new Integer( intSrc ), dest ); + } + else + { + throw new IOException( "Mapping code should be 1 or two bytes and not " + src.length ); + } + } + + + /** + * This will add a codespace range. + * + * @param range A single codespace range. + */ + public void addCodespaceRange( CodespaceRange range ) + { + codeSpaceRanges.add( range ); + } + + /** + * Getter for property codeSpaceRanges. + * + * @return Value of property codeSpaceRanges. + */ + public List getCodeSpaceRanges() + { + return codeSpaceRanges; + } + +} \ No newline at end of file diff --git a/src/main/java/org/pdfbox/cmaptypes/CodespaceRange.java b/src/main/java/org/pdfbox/cmaptypes/CodespaceRange.java new file mode 100644 index 0000000..0f1ab2e --- /dev/null +++ b/src/main/java/org/pdfbox/cmaptypes/CodespaceRange.java @@ -0,0 +1,88 @@ +/** + * Copyright (c) 2003, www.pdfbox.org + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, 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. Neither the name of pdfbox; nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS 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 REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, 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. + * + * http://www.pdfbox.org + * + */ +package org.pdfbox.cmaptypes; + +/** + * This represents a single entry in the codespace range. + * + * @author Ben Litchfield (ben@csh.rit.edu) + * @version $Revision: 1.3 $ + */ +public class CodespaceRange +{ + + private byte[] start; + private byte[] end; + + /** + * Creates a new instance of CodespaceRange. + */ + public CodespaceRange() + { + } + + /** Getter for property end. + * @return Value of property end. + * + */ + public byte[] getEnd() + { + return this.end; + } + + /** Setter for property end. + * @param endBytes New value of property end. + * + */ + public void setEnd(byte[] endBytes) + { + end = endBytes; + } + + /** Getter for property start. + * @return Value of property start. + * + */ + public byte[] getStart() + { + return this.start; + } + + /** Setter for property start. + * @param startBytes New value of property start. + * + */ + public void setStart(byte[] startBytes) + { + start = startBytes; + } + +} \ No newline at end of file diff --git a/src/main/java/org/pdfbox/cmaptypes/package.html b/src/main/java/org/pdfbox/cmaptypes/package.html new file mode 100644 index 0000000..f1bfcac --- /dev/null +++ b/src/main/java/org/pdfbox/cmaptypes/package.html @@ -0,0 +1,9 @@ + + + + + + +This package holds classes that are used to represent cmap files as java objects. + + -- cgit v1.2.3