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- /*
- * Copyright 1999-2004 The Apache Software Foundation.
- *
- * Licensed 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;
-
- // Java
- import java.io.IOException;
- import java.io.OutputStream;
-
- // FOP
- import org.apache.fop.fonts.type1.PFBData;
-
- /**
- * Special PDFStream for embedding Type 1 fonts.
- */
- public class PDFT1Stream extends AbstractPDFStream {
-
- private PFBData pfb;
-
- /**
- * @see org.apache.fop.pdf.AbstractPDFStream#getSizeHint()
- */
- protected int getSizeHint() throws IOException {
- if (this.pfb != null) {
- return pfb.getLength();
- } else {
- return 0; //no hint available
- }
- }
-
- /**
- * Overload the base object method so we don't have to copy
- * byte arrays around so much
- * @see org.apache.fop.pdf.PDFObject#output(OutputStream)
- */
- protected int output(java.io.OutputStream stream)
- throws java.io.IOException {
- if (pfb == null) {
- throw new IllegalStateException("pfb must not be null at this point");
- }
- getDocumentSafely().getLogger().debug("Writing "
- + pfb.getLength() + " bytes of Type 1 font data");
-
- int length = super.output(stream);
- getDocumentSafely().getLogger().debug("Embedded Type1 font");
- return length;
- }
-
- /**
- * @see org.apache.fop.pdf.AbstractPDFStream#buildStreamDict(String)
- */
- protected String buildStreamDict(String lengthEntry) {
- final String filterEntry = getFilterList().buildFilterDictEntries();
- return (getObjectID()
- + "<< /Length " + lengthEntry
- + " /Length1 " + pfb.getLength1()
- + " /Length2 " + pfb.getLength2()
- + " /Length3 " + pfb.getLength3()
- + "\n" + filterEntry
- + "\n>>\n");
- }
-
- /**
- * @see org.apache.fop.pdf.PDFStream#outputRawStreamData(OutputStream)
- */
- protected void outputRawStreamData(OutputStream out) throws IOException {
- this.pfb.outputAllParts(out);
- }
-
- /**
- * Used to set the PFBData object that represents the embeddable Type 1
- * font.
- * @param pfb The PFB file
- * @throws IOException in case of an I/O problem
- */
- public void setData(PFBData pfb) throws IOException {
- this.pfb = pfb;
- }
-
- }
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