138 lines
5.7 KiB
HTML
138 lines
5.7 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<HTML><HEAD><TITLE>Man page of fribidi_join_arabic</TITLE>
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</HEAD><BODY>
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<H1>fribidi_join_arabic</H1>
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Section: Programmer's Manual (3)<BR>Updated: 20 July 2018<BR><A HREF="#index">Index</A>
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<A HREF="/cgi-bin/man/man2html">Return to Main Contents</A><HR>
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<A NAME="lbAB"> </A>
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<H2>NAME</H2>
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fribidi_join_arabic - do Arabic joining
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<A NAME="lbAC"> </A>
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<H2>SYNOPSIS</H2>
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<B>
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#include <<A HREF="file:///usr/include/fribidi.h">fribidi.h</A>>
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<P>
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extern void fribidi_join_arabic
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<BR>
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(
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<BR>
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<TT> </TT>const FriBidiCharType *bidi_types,<BR>
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<BR>
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<TT> </TT>const FriBidiStrIndex len,<BR>
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<BR>
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<TT> </TT>const FriBidiLevel *embedding_levels,<BR>
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<BR>
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<TT> </TT>FriBidiArabicProp *ar_props<BR>
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<BR>
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);
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</B>
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<A NAME="lbAD"> </A>
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<H2>PARAMETERS</H2>
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<DL COMPACT>
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<DT id="1"><B>const FriBidiCharType *bidi_types</B>
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<DD>
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Input list of bidi types as
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returned by
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fribidi_get_bidi_types().
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<P>
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Since there are 23 possible values for a <B>const FriBidiCharType</B>, they are not all listed here.
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<DT id="2"><B>const FriBidiStrIndex len</B>
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<DD>
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Input string length.
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<DT id="3"><B>const FriBidiLevel *embedding_levels</B>
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<DD>
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Input list of embedding
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levels, as returned by
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fribidi_get_par_embedding_levels.
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<DT id="4"><B>FriBidiArabicProp *ar_props</B>
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<DD>
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Arabic properties to analyze, initialized by
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joining types, as returned by
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fribidi_get_joining_types.
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</DL>
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<A NAME="lbAE"> </A>
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<H2>DESCRIPTION</H2>
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This function does the Arabic joining algorithm. Means, given Arabic
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joining types of the characters in ar_props (don't worry,
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FriBidiJoiningType can be casted to FriBidiArabicProp automagically), this
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function modifies this properties to grasp the effect of neighboring
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characters. You probably need this information later to do Arabic shaping.
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<P>
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This function implements rules R1 to R7 inclusive (all rules) of the Arabic
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Cursive Joining algorithm of the Unicode standard as available at
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<A HREF="http://www.unicode.org/versions/Unicode4.0.0/ch08.pdf#G7462.">http://www.unicode.org/versions/Unicode4.0.0/ch08.pdf#G7462.</A> It also
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interacts correctly with the bidirection algorithm as defined in Section
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<BR>
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3.5 Shaping of the Unicode Bidirectional Algorithm available at
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<A HREF="http://www.unicode.org/reports/tr9/#Shaping.">http://www.unicode.org/reports/tr9/#Shaping.</A>
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<P>
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There are a few macros defined in fribidi-joining-types.h for querying the
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Arabic properties computed by this function.
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<A NAME="lbAF"> </A>
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<H2>SEE ALSO</H2>
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<A HREF="/cgi-bin/man/man2html?3+fribidi_shape_arabic">fribidi_shape_arabic</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_par_direction">fribidi_get_par_direction</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_par_embedding_levels_ex">fribidi_get_par_embedding_levels_ex</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_reorder_line">fribidi_reorder_line</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_bidi_type">fribidi_get_bidi_type</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_bidi_types">fribidi_get_bidi_types</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_bidi_type_name">fribidi_get_bidi_type_name</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_debug_status">fribidi_debug_status</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_set_debug">fribidi_set_debug</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_charset_to_unicode">fribidi_charset_to_unicode</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_unicode_to_charset">fribidi_unicode_to_charset</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_parse_charset">fribidi_parse_charset</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_mirroring_status">fribidi_mirroring_status</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_set_mirroring">fribidi_set_mirroring</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_reorder_nsm_status">fribidi_reorder_nsm_status</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_set_reorder_nsm">fribidi_set_reorder_nsm</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_log2vis_get_embedding_levels">fribidi_log2vis_get_embedding_levels</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_type">fribidi_get_type</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_type_internal">fribidi_get_type_internal</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_par_embedding_levels">fribidi_get_par_embedding_levels</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_joining_type">fribidi_get_joining_type</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_joining_types">fribidi_get_joining_types</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_joining_type_name">fribidi_get_joining_type_name</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_mirror_char">fribidi_get_mirror_char</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_shape_mirroring">fribidi_shape_mirroring</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_bracket">fribidi_get_bracket</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_get_bracket_types">fribidi_get_bracket_types</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_shape">fribidi_shape</A>(3),
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<A HREF="/cgi-bin/man/man2html?3+fribidi_remove_bidi_marks">fribidi_remove_bidi_marks</A>(3)
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<P>
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<HR>
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<A NAME="index"> </A><H2>Index</H2>
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<DL>
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<DT id="5"><A HREF="#lbAB">NAME</A><DD>
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<DT id="6"><A HREF="#lbAC">SYNOPSIS</A><DD>
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<DT id="7"><A HREF="#lbAD">PARAMETERS</A><DD>
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<DT id="8"><A HREF="#lbAE">DESCRIPTION</A><DD>
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<DT id="9"><A HREF="#lbAF">SEE ALSO</A><DD>
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</DL>
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<HR>
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This document was created by
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<A HREF="/cgi-bin/man/man2html">man2html</A>,
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using the manual pages.<BR>
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Time: 00:05:43 GMT, March 31, 2021
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</BODY>
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</HTML>
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