org.apache.fop.fonts.type1.PFBData Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id: PFBData.java 1597112 2014-05-23 15:05:19Z rmeyer $ */
package org.apache.fop.fonts.type1;
import java.io.IOException;
import java.io.OutputStream;
/**
* Class that represents the contents of a PFB file.
*
* @see PFBParser
*/
public class PFBData {
/**
* Raw format, no special file structure
*/
public static final int PFB_RAW = 0;
/**
* PC format
*/
public static final int PFB_PC = 1;
/**
* MAC Format (unsupported, yet)
*/
public static final int PFB_MAC = 2;
private int pfbFormat; //One of the PFB_* constants
private byte[] headerSegment;
private byte[] encryptedSegment;
private byte[] trailerSegment;
/**
* Sets the PFB format the font was loaded with.
* @param format one of the PFB_* constants
*/
public void setPFBFormat(int format) {
switch (format) {
case PFB_RAW:
case PFB_PC:
this.pfbFormat = format;
break;
case PFB_MAC:
throw new UnsupportedOperationException("Mac format is not yet implemented");
default:
throw new IllegalArgumentException("Invalid value for PFB format: " + format);
}
}
/**
* Returns the format the font was loaded with.
* @return int one of the PFB_* constants
*/
public int getPFBFormat() {
return this.pfbFormat;
}
/**
* Sets the header segment of the font file.
* @param headerSeg the header segment
*/
public void setHeaderSegment(byte[] headerSeg) {
this.headerSegment = headerSeg;
}
/**
* Gets the header segment of the font file
* @return Header segment as a byte array
*/
public byte[] getHeaderSegment() {
return this.headerSegment.clone();
}
/**
* Sets the encrypted segment of the font file.
* @param encryptedSeg the encrypted segment
*/
public void setEncryptedSegment(byte[] encryptedSeg) {
this.encryptedSegment = encryptedSeg;
}
/**
* Gets the encrypted segment of the font file
* @return The encrypted segment as a byte array
*/
public byte[] getEncryptedSegment() {
return this.encryptedSegment.clone();
}
/**
* Sets the trailer segment of the font file.
* @param trailerSeg the trailer segment
*/
public void setTrailerSegment(byte[] trailerSeg) {
this.trailerSegment = trailerSeg;
}
/**
* Gets the trailer segment of the font file
* @return The trailer segment as a byte array
*/
public byte[] getTrailerSegment() {
return this.trailerSegment.clone();
}
/**
* Returns the full length of the raw font file.
* @return int the raw file length
*/
public int getLength() {
return getLength1() + getLength2() + getLength3();
}
/**
* Returns the Length1 (length of the header segment).
* @return int Length1
*/
public int getLength1() {
return this.headerSegment.length;
}
/**
* Returns the Length2 (length of the encrypted segment).
* @return int Length2
*/
public int getLength2() {
return this.encryptedSegment.length;
}
/**
* Returns the Length3 (length of the trailer segment).
* @return int Length3
*/
public int getLength3() {
return this.trailerSegment.length;
}
/**
* Writes the PFB file in raw format to an OutputStream.
* @param out the OutputStream to write to
* @throws IOException In case of an I/O problem
*/
public void outputAllParts(OutputStream out) throws IOException {
out.write(this.headerSegment);
out.write(this.encryptedSegment);
out.write(this.trailerSegment);
}
/**
* {@inheritDoc}
*/
public String toString() {
return "PFB: format=" + getPFBFormat()
+ " len1=" + getLength1()
+ " len2=" + getLength2()
+ " len3=" + getLength3();
}
}