/*
* $Id: SingleByteFont.java,v 1.3.2.1 2002/02/11 00:43:45 chrisg Exp $
* Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
* For details on use and redistribution please refer to the
* LICENSE file included with these sources.
*/
package org.apache.fop.render.pdf.fonts;
import org.apache.fop.render.pdf.Font;
import org.apache.fop.render.pdf.CodePointMapping;
import org.apache.fop.layout.FontDescriptor;
import org.apache.fop.fonts.Glyphs;
import org.apache.fop.pdf.PDFStream;
import org.apache.fop.pdf.PDFTTFStream;
import org.apache.fop.pdf.PDFT1Stream;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.BufferedInputStream;
import java.util.Hashtable;
/**
* Generic SingleByte font
*/
public class SingleByteFont extends Font implements FontDescriptor {
public String fontName = null;
public String encoding = "WinAnsiEncoding";
private final CodePointMapping mapping
= CodePointMapping.getMapping("WinAnsiEncoding");
public int capHeight = 0;
public int xHeight = 0;
public int ascender = 0;
public int descender = 0;
public int[] fontBBox = {
0, 0, 0, 0
};
public String embedFileName = null;
public String embedResourceName = null;
public PDFStream embeddedFont = null;
public int firstChar = 0;
public int lastChar = 255;
public int flags = 4;
public int stemV = 0;
public int italicAngle = 0;
public int missingWidth = 0;
public Hashtable kerning = new Hashtable();
public boolean useKerning = true;
public int width[] = null;
public byte subType = 0;
public final boolean hasKerningInfo() {
return (useKerning & kerning.isEmpty());
}
public final java.util.Hashtable getKerningInfo() {
if (useKerning)
return kerning;
else
return new Hashtable();
}
public byte getSubType() {
return subType;
}
public int getAvgWidth() {
return -1;
}
public int getMinWidth() {
return -1;
}
public int getMaxWidth() {
return -1;
}
public int getleading() {
return -1;
}
public int getStemH() {
return 0;
}
public int getMissingWidth() {
return missingWidth;
}
public String getCharEncoding() {
return encoding;
}
public boolean isEmbeddable() {
return (embedFileName == null && embedResourceName == null) ? false
: true;
}
public PDFStream getFontFile(int i) {
InputStream instream = null;
// Get file first
if (embedFileName != null)
try {
instream = new FileInputStream(embedFileName);
} catch (Exception e) {
System.out.println("Failed to embed fontfile: "
+ embedFileName);
}
// Get resource
if (instream == null && embedResourceName != null)
try {
instream =
new BufferedInputStream(this.getClass().getResourceAsStream(embedResourceName));
} catch (Exception e) {
System.out.println("Failed to embed fontresource: "
+ embedResourceName);
}
if (instream == null)
return (PDFStream)null;
// Read fontdata
byte[] file = new byte[128000];
int fsize = 0;
try {
int l = instream.read(file, 0, 128000);
fsize += l;
if (l == 128000) {
// More to read - needs to extend
byte[] tmpbuf;
while (l > 0) {
tmpbuf = new byte[file.length + 64000];
System.arraycopy(file, 0, tmpbuf, 0, file.length);
l = instream.read(tmpbuf, file.length, 64000);
fsize += l;
file = tmpbuf;
if (l < 64000) // whole file read. No need to loop again
l = 0;
}
}
if (subType == org.apache.fop.pdf.PDFFont.TYPE1) {
embeddedFont = new PDFT1Stream(i, fsize);
((PDFT1Stream)embeddedFont).setData(file, fsize);
} else {
embeddedFont = new PDFTTFStream(i, fsize);
((PDFTTFStream)embeddedFont).setData(file, fsize);
}
embeddedFont.addFilter("flate");
embeddedFont.addFilter("ascii-85");
instream.close();
} catch (Exception e) {}
return (PDFStream)embeddedFont;
}
public String encoding() {
return encoding;
}
public String fontName() {
return fontName;
}
public int getAscender() {
return ascender;
}
public int getDescender() {
return descender;
}
public int getCapHeight() {
return capHeight;
}
public int getAscender(int size) {
return size * ascender;
}
public int getCapHeight(int size) {
return size * capHeight;
}
public int getDescender(int size) {
return size * descender;
}
public int getXHeight(int size) {
return size * xHeight;
}
public int getFlags() {
return flags;
}
public int[] getFontBBox() {
return fontBBox;
}
public int getItalicAngle() {
return italicAngle;
}
public int getStemV() {
return stemV;
}
public int getFirstChar() {
return 0;
// return firstChar;
}
public int getLastChar() {
return lastChar;
}
public int width(int i, int size) {
return size * width[i];
}
public int[] getWidths(int size) {
int[] arr = new int[width.length];
System.arraycopy(width, 0, arr, 0, width.length - 1);
for (int i = 0; i < arr.length; i++)
arr[i] *= size;
return arr;
}
public char mapChar(char c) {
char d = mapping.mapChar(c);
if(d != 0)
return d;
else
return '#';
}
}