utilities.html

IText PDF开发工具说明文档,使用很方便。

pointsToInches</H3>
<PRE>
public static final float <B>pointsToInches</B>(float&nbsp;value)</PRE>
<DL>
<DD>Measurement conversion from points to inches.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - a value in points
<DT><B>Returns:</B><DD>a value in inches<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="inchesToMillimeters(float)"><!-- --></A><H3>
inchesToMillimeters</H3>
<PRE>
public static final float <B>inchesToMillimeters</B>(float&nbsp;value)</PRE>
<DL>
<DD>Measurement conversion from inches to millimeters.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - a value in inches
<DT><B>Returns:</B><DD>a value in millimeters<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="inchesToPoints(float)"><!-- --></A><H3>
inchesToPoints</H3>
<PRE>
public static final float <B>inchesToPoints</B>(float&nbsp;value)</PRE>
<DL>
<DD>Measurement conversion from inches to points.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - a value in inches
<DT><B>Returns:</B><DD>a value in points<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="isSurrogateHigh(char)"><!-- --></A><H3>
isSurrogateHigh</H3>
<PRE>
public static boolean <B>isSurrogateHigh</B>(char&nbsp;c)</PRE>
<DL>
<DD>Check if the value of a character belongs to a certain interval
 that indicates it's the higher part of a surrogate pair.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - the character
<DT><B>Returns:</B><DD>true if the character belongs to the interval<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="isSurrogateLow(char)"><!-- --></A><H3>
isSurrogateLow</H3>
<PRE>
public static boolean <B>isSurrogateLow</B>(char&nbsp;c)</PRE>
<DL>
<DD>Check if the value of a character belongs to a certain interval
 that indicates it's the lower part of a surrogate pair.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - the character
<DT><B>Returns:</B><DD>true if the character belongs to the interval<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="isSurrogatePair(java.lang.String, int)"><!-- --></A><H3>
isSurrogatePair</H3>
<PRE>
public static boolean <B>isSurrogatePair</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;text,
                                      int&nbsp;idx)</PRE>
<DL>
<DD>Checks if two subsequent characters in a String are
 are the higher and the lower character in a surrogate
 pair (and therefore eligible for conversion to a UTF 32 character).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>text</CODE> - the String with the high and low surrogate characters<DD><CODE>idx</CODE> - the index of the 'high' character in the pair
<DT><B>Returns:</B><DD>true if the characters are surrogate pairs<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="isSurrogatePair(char[], int)"><!-- --></A><H3>
isSurrogatePair</H3>
<PRE>
public static boolean <B>isSurrogatePair</B>(char[]&nbsp;text,
                                      int&nbsp;idx)</PRE>
<DL>
<DD>Checks if two subsequent characters in a character array are
 are the higher and the lower character in a surrogate
 pair (and therefore eligible for conversion to a UTF 32 character).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>text</CODE> - the character array with the high and low surrogate characters<DD><CODE>idx</CODE> - the index of the 'high' character in the pair
<DT><B>Returns:</B><DD>true if the characters are surrogate pairs<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="convertToUtf32(char, char)"><!-- --></A><H3>
convertToUtf32</H3>
<PRE>
public static int <B>convertToUtf32</B>(char&nbsp;highSurrogate,
                                 char&nbsp;lowSurrogate)</PRE>
<DL>
<DD>Returns the code point of a UTF32 character corresponding with
 a high and a low surrogate value.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>highSurrogate</CODE> - the high surrogate value<DD><CODE>lowSurrogate</CODE> - the low surrogate value
<DT><B>Returns:</B><DD>a code point value<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="convertToUtf32(char[], int)"><!-- --></A><H3>
convertToUtf32</H3>
<PRE>
public static int <B>convertToUtf32</B>(char[]&nbsp;text,
                                 int&nbsp;idx)</PRE>
<DL>
<DD>Converts a unicode character in a character array to a UTF 32 code point value.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>text</CODE> - a character array that has the unicode character(s)<DD><CODE>idx</CODE> - the index of the 'high' character
<DT><B>Returns:</B><DD>the code point value<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="convertToUtf32(java.lang.String, int)"><!-- --></A><H3>
convertToUtf32</H3>
<PRE>
public static int <B>convertToUtf32</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;text,
                                 int&nbsp;idx)</PRE>
<DL>
<DD>Converts a unicode character in a String to a UTF32 code point value
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>text</CODE> - a String that has the unicode character(s)<DD><CODE>idx</CODE> - the index of the 'high' character
<DT><B>Returns:</B><DD>the codepoint value<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="convertFromUtf32(int)"><!-- --></A><H3>
convertFromUtf32</H3>
<PRE>
public static <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>convertFromUtf32</B>(int&nbsp;codePoint)</PRE>
<DL>
<DD>Converts a UTF32 code point value to a String with the corresponding character(s).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>codePoint</CODE> - a Unicode value
<DT><B>Returns:</B><DD>the corresponding characters in a String<DT><B>Since:</B></DT>
  <DD>2.1.2</DD>
</DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>


<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
Hosted by <a href="http://www.hostbasket.com/">Hostbasket</a></EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../com/lowagie/text/TextElementArray.html" title="interface in com.lowagie.text"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../../com/lowagie/text/ZapfDingbatsList.html" title="class in com.lowagie.text"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../../index.html?com/lowagie/text/Utilities.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="Utilities.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
  <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>


</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->

<HR>

</BODY>
</HTML>