truetypefontsubset.html

IText PDF开发工具说明文档,使用很方便。

<DL>
<DL>
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</DL>
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<A NAME="tableGlyphOffset"><!-- --></A><H3>
tableGlyphOffset</H3>
<PRE>
protected int <B>tableGlyphOffset</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="newLocaTable"><!-- --></A><H3>
newLocaTable</H3>
<PRE>
protected int[] <B>newLocaTable</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="newLocaTableOut"><!-- --></A><H3>
newLocaTableOut</H3>
<PRE>
protected byte[] <B>newLocaTableOut</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="newGlyfTable"><!-- --></A><H3>
newGlyfTable</H3>
<PRE>
protected byte[] <B>newGlyfTable</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="glyfTableRealSize"><!-- --></A><H3>
glyfTableRealSize</H3>
<PRE>
protected int <B>glyfTableRealSize</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="locaTableRealSize"><!-- --></A><H3>
locaTableRealSize</H3>
<PRE>
protected int <B>locaTableRealSize</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="outFont"><!-- --></A><H3>
outFont</H3>
<PRE>
protected byte[] <B>outFont</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="fontPtr"><!-- --></A><H3>
fontPtr</H3>
<PRE>
protected int <B>fontPtr</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="directoryOffset"><!-- --></A><H3>
directoryOffset</H3>
<PRE>
protected int <B>directoryOffset</B></PRE>
<DL>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<B>Constructor Detail</B></FONT></TH>
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<A NAME="TrueTypeFontSubSet(java.lang.String, com.lowagie.text.pdf.RandomAccessFileOrArray, java.util.HashMap, int, boolean, boolean)"><!-- --></A><H3>
TrueTypeFontSubSet</H3>
<PRE>
<B>TrueTypeFontSubSet</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;fileName,
                   <A HREF="../../../../com/lowagie/text/pdf/RandomAccessFileOrArray.html" title="class in com.lowagie.text.pdf">RandomAccessFileOrArray</A>&nbsp;rf,
                   <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</A>&nbsp;glyphsUsed,
                   int&nbsp;directoryOffset,
                   boolean&nbsp;includeCmap,
                   boolean&nbsp;includeExtras)</PRE>
<DL>
<DD>Creates a new TrueTypeFontSubSet
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>directoryOffset</CODE> - The offset from the start of the file to the table directory<DD><CODE>fileName</CODE> - the file name of the font<DD><CODE>glyphsUsed</CODE> - the glyphs used<DD><CODE>includeCmap</CODE> - <CODE>true</CODE> if the table cmap is to be included in the generated font</DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
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<B>Method Detail</B></FONT></TH>
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<A NAME="process()"><!-- --></A><H3>
process</H3>
<PRE>
byte[] <B>process</B>()
         throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>,
                <A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></PRE>
<DL>
<DD>Does the actual work of subsetting the font.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the subset font
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> - on error
<DD><CODE><A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></CODE> - on error</DL>
</DD>
</DL>
<HR>

<A NAME="assembleFont()"><!-- --></A><H3>
assembleFont</H3>
<PRE>
protected void <B>assembleFont</B>()
                     throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="createTableDirectory()"><!-- --></A><H3>
createTableDirectory</H3>
<PRE>
protected void <B>createTableDirectory</B>()
                             throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>,
                                    <A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE>
<DD><CODE><A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="readLoca()"><!-- --></A><H3>
readLoca</H3>
<PRE>
protected void <B>readLoca</B>()
                 throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>,
                        <A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE>
<DD><CODE><A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="createNewGlyphTables()"><!-- --></A><H3>
createNewGlyphTables</H3>
<PRE>
protected void <B>createNewGlyphTables</B>()
                             throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="locaTobytes()"><!-- --></A><H3>
locaTobytes</H3>
<PRE>
protected void <B>locaTobytes</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="flatGlyphs()"><!-- --></A><H3>
flatGlyphs</H3>
<PRE>
protected void <B>flatGlyphs</B>()
                   throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>,
                          <A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE>
<DD><CODE><A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="checkGlyphComposite(int)"><!-- --></A><H3>
checkGlyphComposite</H3>
<PRE>
protected void <B>checkGlyphComposite</B>(int&nbsp;glyph)
                            throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="readStandardString(int)"><!-- --></A><H3>
readStandardString</H3>
<PRE>
protected <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>readStandardString</B>(int&nbsp;length)
                             throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD>Reads a <CODE>String</CODE> from the font file as bytes using the Cp1252
  encoding.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>length</CODE> - the length of bytes to read
<DT><B>Returns:</B><DD>the <CODE>String</CODE> read
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> - the font file could not be read</DL>
</DD>
</DL>
<HR>

<A NAME="writeFontShort(int)"><!-- --></A><H3>
writeFontShort</H3>
<PRE>
protected void <B>writeFontShort</B>(int&nbsp;n)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="writeFontInt(int)"><!-- --></A><H3>
writeFontInt</H3>
<PRE>
protected void <B>writeFontInt</B>(int&nbsp;n)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="writeFontString(java.lang.String)"><!-- --></A><H3>
writeFontString</H3>
<PRE>
protected void <B>writeFontString</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;s)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="calculateChecksum(byte[])"><!-- --></A><H3>
calculateChecksum</H3>
<PRE>
protected int <B>calculateChecksum</B>(byte[]&nbsp;b)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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