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/*
* 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.
*/
/* $Id$ */
package org.apache.fop.pdf;
import java.io.IOException;
import java.io.Writer;
public class CMapBuilder {
protected String name;
protected Writer writer;
public CMapBuilder(Writer writer, String name) {
this.writer = writer;
this.name = name;
}
/**
* Writes the CMap to a Writer.
* @throws IOException if an I/O error occurs
*/
public void writeCMap() throws IOException {
writePreStream();
writeStreamComments();
writeCIDInit();
writeCIDSystemInfo();
writeVersion("1");
writeType("1");
writeName(name);
writeCodeSpaceRange();
writeCIDRange();
writeBFEntries();
writeWrapUp();
writeStreamAfterComments();
writeUseCMap();
}
protected void writePreStream() throws IOException {
// writer.write("/Type /CMap\n");
// writer.write(sysInfo.toPDFString());
// writer.write("/CMapName /" + name + EOL);
}
protected void writeStreamComments() throws IOException {
writer.write("%!PS-Adobe-3.0 Resource-CMap\n");
writer.write("%%DocumentNeededResources: ProcSet (CIDInit)\n");
writer.write("%%IncludeResource: ProcSet (CIDInit)\n");
writer.write("%%BeginResource: CMap (" + name + ")\n");
writer.write("%%EndComments\n");
}
protected void writeCIDInit() throws IOException {
writer.write("/CIDInit /ProcSet findresource begin\n");
writer.write("12 dict begin\n");
writer.write("begincmap\n");
}
protected void writeCIDSystemInfo(String registry, String ordering, int supplement)
throws IOException {
writer.write("/CIDSystemInfo 3 dict dup begin\n");
writer.write(" /Registry (");
writer.write(registry);
writer.write(") def\n");
writer.write(" /Ordering (");
writer.write(ordering);
writer.write(") def\n");
writer.write(" /Supplement ");
writer.write(Integer.toString(supplement));
writer.write(" def\n");
writer.write("end def\n");
}
protected void writeCIDSystemInfo() throws IOException {
writeCIDSystemInfo("Adobe", "Identity", 0);
}
protected void writeVersion(String version) throws IOException {
writer.write("/CMapVersion ");
writer.write(version);
writer.write(" def\n");
}
protected void writeType(String type) throws IOException {
writer.write("/CMapType ");
writer.write(type);
writer.write(" def\n");
}
protected void writeName(String name) throws IOException {
writer.write("/CMapName /");
writer.write(name);
writer.write(" def\n");
}
protected void writeCodeSpaceRange() throws IOException {
writer.write("1 begincodespacerange\n");
writer.write("<0000> <FFFF>\n");
writer.write("endcodespacerange\n");
}
protected void writeCIDRange() throws IOException {
writer.write("1 begincidrange\n");
writer.write("<0000> <FFFF> 0\n");
writer.write("endcidrange\n");
}
protected void writeBFEntries() throws IOException {
// writer.write("1 beginbfrange\n");
// writer.write("<0020> <0100> <0000>\n");
// writer.write("endbfrange\n");
}
protected void writeWrapUp() throws IOException {
writer.write("endcmap\n");
writer.write("CMapName currentdict /CMap defineresource pop\n");
writer.write("end\n");
writer.write("end\n");
}
protected void writeStreamAfterComments() throws IOException {
writer.write("%%EndResource\n");
writer.write("%%EOF\n");
}
protected void writeUseCMap() {
/*
* writer.write(" /Type /CMap");
* writer.write("/CMapName /" + name + EOL);
* writer.write("/WMode " + wMode + EOL);
* if (base != null) {
* writer.write("/UseCMap ");
* if (base instanceof String) {
* writer.write("/"+base);
* } else {// base instanceof PDFStream
* writer.write(((PDFStream)base).referencePDF());
* }
* }
*/
}
}
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