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<hr><h1>utf8cantillation.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> *</font>
00003 <font class="comment"> * UTF8Cantillation - SWFilter decendant to remove UTF-8 Hebrew cantillation</font>
00004 <font class="comment"> *</font>
00005 <font class="comment"> */</font>
00006
00007
00008 <font class="preprocessor">#include <stdlib.h></font>
00009 <font class="preprocessor">#include <stdio.h></font>
00010 <font class="preprocessor">#include <utf8cantillation.h></font>
00011
00012
00013 <font class="keyword">const</font> <font class="keywordtype">char</font> UTF8Cantillation::on[] = <font class="stringliteral">"On"</font>;
00014 <font class="keyword">const</font> <font class="keywordtype">char</font> UTF8Cantillation::off[] = <font class="stringliteral">"Off"</font>;
00015 <font class="keyword">const</font> <font class="keywordtype">char</font> UTF8Cantillation::optName[] = <font class="stringliteral">"Hebrew Cantillation"</font>;
00016 <font class="keyword">const</font> <font class="keywordtype">char</font> UTF8Cantillation::optTip[] = <font class="stringliteral">"Toggles Hebrew Cantillation Marks"</font>;
00017
00018 UTF8Cantillation::UTF8Cantillation() {
00019 option = <font class="keyword">false</font>;
00020 options.push_back(on);
00021 options.push_back(off);
00022 }
00023
00024 UTF8Cantillation::~UTF8Cantillation(){};
00025
00026 <font class="keywordtype">void</font> UTF8Cantillation::setOptionValue(<font class="keyword">const</font> <font class="keywordtype">char</font> *ival)
00027 {
00028 option = (!stricmp(ival, on));
00029 }
00030
00031 <font class="keyword">const</font> <font class="keywordtype">char</font> *UTF8Cantillation::getOptionValue()
00032 {
00033 <font class="keywordflow">return</font> (option) ? on:off;
00034 }
00035
00036 <font class="keywordtype">char</font> UTF8Cantillation::ProcessText(<font class="keywordtype">char</font> *text, <font class="keywordtype">int</font> maxlen, <font class="keyword">const</font> <a class="code" href="class_s_w_key.html">SWKey</a> *key, <font class="keyword">const</font> <a class="code" href="class_s_w_module.html">SWModule</a> *module)
00037 {
00038 <font class="keywordflow">if</font> (!option) {
00039 <font class="keywordtype">unsigned</font> <font class="keywordtype">char</font> *to, *from;
00040 to = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>*)text;
00041 <font class="comment">//The UTF-8 range 0xD6 0x90 to 0xD6 0xAF and 0xD7 0x84 consist of Hebrew cantillation marks so block those out.</font>
00042 <font class="keywordflow">for</font> (from = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>*)text; *from; from++) {
00043 <font class="keywordflow">if</font> (*from != 0xD6) {
00044 <font class="keywordflow">if</font> (*from == 0xD7 && *(from + 1) == 0x84) {
00045 from++;
00046 }
00047 <font class="keywordflow">else</font> {
00048 *to++ = *from;
00049 }
00050 }
00051 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (*(from + 1) < 0x90 || *(from + 1) > 0xAF) {
00052 *to++ = *from;
00053 from++;
00054 *to++ = *from;
00055 }
00056 <font class="keywordflow">else</font> {
00057 from++;
00058 }
00059 }
00060 *to++ = 0;
00061 *to = 0;
00062 }
00063 <font class="keywordflow">return</font> 0;
00064 }
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