expose an API to map from UScriptCode to i18n::ScriptType

i18npool/source/breakiterator/breakiteratorImpl.cxx

@@ -31,6 +31,7 @@
 
 #include <breakiteratorImpl.hxx>
 #include <unicode/uchar.h>
+#include <i18nutil/unicode.hxx>
 #include <rtl/ustrbuf.hxx>
 
 using namespace ::com::sun::star::uno;
@@ -445,64 +446,10 @@ sal_Int16 SAL_CALL BreakIteratorImpl::getWordType( const OUString& /*Text*/,
 
 namespace
 {
-    //See unicode/uscript.h
-    static sal_Int16 scriptTypes[] =
-    {
-        ScriptType::WEAK, ScriptType::WEAK, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX,
-        ScriptType::ASIAN, ScriptType::LATIN, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::LATIN,
-    // 15
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::ASIAN, ScriptType::COMPLEX,
-        ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN,
-    // 30
-        ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::LATIN, ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-    // 45
-        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN,
-        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-    // 60
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::ASIAN,
-    // 75
-        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-    // 90
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::WEAK, ScriptType::WEAK, ScriptType::COMPLEX,
-    // 105
-        ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN,
-    // 120
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::WEAK, ScriptType::WEAK,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-    // 135
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
-        ScriptType::COMPLEX,
-        ScriptType::WEAK
-    };
-
-#   define scriptTypesCount SAL_N_ELEMENTS(scriptTypes)
-
     sal_Int16 getScriptClassByUAX24Script(sal_uInt32 currentChar)
     {
-        sal_Int16 nRet;
         int32_t script = u_getIntPropertyValue(currentChar, UCHAR_SCRIPT);
-        if (script < 0)
-            nRet = ScriptType::WEAK;
-        else if (static_cast<size_t>(script) >= SAL_N_ELEMENTS(scriptTypes))
-            nRet = ScriptType::COMPLEX;         // anything new is going to be pretty wild
-        else
-            nRet = scriptTypes[script];
-        return nRet;
+        return unicode::getScriptClassFromUScriptCode(static_cast<UScriptCode>(script));
     }
 
     struct UBlock2Script

i18nutil/inc/i18nutil/unicode.hxx

@@ -30,6 +30,7 @@
 
 #include <com/sun/star/i18n/UnicodeScript.hpp>
 #include <sal/types.h>
+#include <unicode/uscript.h>
 #include "i18nutildllapi.h"
 
 typedef struct _ScriptTypeList {
@@ -61,6 +62,9 @@ public:
     static sal_Bool SAL_CALL isWhiteSpace( const sal_Unicode ch);
     static sal_Bool SAL_CALL isAlphaDigit( const sal_Unicode ch);
     static sal_Bool SAL_CALL isPunctuation( const sal_Unicode ch);
+
+    //Map an ISO 15924 script code to Latin/Asian/Complex/Weak
+    static sal_Int16 SAL_CALL getScriptClassFromUScriptCode(UScriptCode eScript);
 };
 
 #endif

i18nutil/source/utility/unicode.cxx

@@ -28,6 +28,7 @@
 
 #include <com/sun/star/i18n/UnicodeType.hpp>
 #include <com/sun/star/i18n/KCharacterType.hpp>
+#include <com/sun/star/i18n/ScriptType.hpp>
 #include <i18nutil/unicode.hxx>
 #include "unicode_data.h"
 
@@ -497,5 +498,61 @@ sal_Int32 SAL_CALL unicode::getCharType( const sal_Unicode ch )
     }
 }
 
+sal_Int16 SAL_CALL unicode::getScriptClassFromUScriptCode(UScriptCode eScript)
+{
+    //See unicode/uscript.h
+    static sal_Int16 scriptTypes[] =
+    {
+        ScriptType::WEAK, ScriptType::WEAK, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX,
+        ScriptType::ASIAN, ScriptType::LATIN, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::LATIN,
+    // 15
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::ASIAN, ScriptType::COMPLEX,
+        ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN,
+    // 30
+        ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::LATIN, ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+    // 45
+        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN,
+        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+    // 60
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN, ScriptType::ASIAN,
+    // 75
+        ScriptType::COMPLEX, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::LATIN, ScriptType::LATIN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+    // 90
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::WEAK, ScriptType::WEAK, ScriptType::COMPLEX,
+    // 105
+        ScriptType::ASIAN, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::ASIAN,
+    // 120
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::WEAK, ScriptType::WEAK,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+    // 135
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX, ScriptType::COMPLEX,
+        ScriptType::COMPLEX,
+        ScriptType::WEAK
+    };
+
+    sal_Int16 nRet;
+    if (eScript < USCRIPT_COMMON)
+        nRet = ScriptType::WEAK;
+    else if (static_cast<size_t>(eScript) >= SAL_N_ELEMENTS(scriptTypes))
+        nRet = ScriptType::COMPLEX;         // anything new is going to be pretty wild
+    else
+        nRet = scriptTypes[eScript];
+    return nRet;
+}
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */