summaryrefslogtreecommitdiff
path: root/vcl/unx/source/gdi/salcvt.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'vcl/unx/source/gdi/salcvt.cxx')
-rw-r--r--vcl/unx/source/gdi/salcvt.cxx434
1 files changed, 434 insertions, 0 deletions
diff --git a/vcl/unx/source/gdi/salcvt.cxx b/vcl/unx/source/gdi/salcvt.cxx
new file mode 100644
index 000000000000..49359471a25f
--- /dev/null
+++ b/vcl/unx/source/gdi/salcvt.cxx
@@ -0,0 +1,434 @@
+/*************************************************************************
+ *
+ * $RCSfile: salcvt.cxx,v $
+ *
+ * $Revision: 1.1.1.1 $
+ *
+ * last change: $Author: hr $ $Date: 2000-09-18 17:05:43 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the "License"); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+#ifndef SAL_CONVERTER_CACHE_HXX_
+#include "salcvt.hxx"
+#endif
+
+
+SalConverterCache::SalConverterCache()
+{
+ mpConverter = (ConverterT*)calloc( sizeof(ConverterT), RTL_TEXTENCODING_STD_COUNT );
+}
+
+SalConverterCache::~SalConverterCache()
+{
+ for ( int i = 0; i < RTL_TEXTENCODING_STD_COUNT; i++ )
+ {
+ if ( mpConverter[i].mpU2T != NULL )
+ rtl_destroyUnicodeToTextConverter( mpConverter[i].mpU2T );
+ if ( mpConverter[i].mpT2U != NULL )
+ rtl_destroyTextToUnicodeConverter( mpConverter[i].mpT2U );
+ }
+ free( mpConverter );
+}
+
+// ---> FIXME
+#include <stdio.h>
+// <---
+
+rtl_UnicodeToTextConverter
+SalConverterCache::GetU2TConverter( rtl_TextEncoding nEncoding )
+{
+ if ( nEncoding < RTL_TEXTENCODING_STD_COUNT )
+ {
+ if ( mpConverter[ nEncoding ].mpU2T == NULL )
+ {
+ mpConverter[ nEncoding ].mpU2T =
+ rtl_createUnicodeToTextConverter( nEncoding );
+// ---> FIXME
+if ( mpConverter[ nEncoding ].mpU2T == NULL )
+ fprintf( stderr, "failed to create Unicode -> %s converter\n",
+ pGetEncodingName(nEncoding) );
+// <---
+ }
+ return mpConverter[ nEncoding ].mpU2T;
+ }
+ return NULL;
+}
+
+rtl_TextToUnicodeConverter
+SalConverterCache::GetT2UConverter( rtl_TextEncoding nEncoding )
+{
+ if ( nEncoding < RTL_TEXTENCODING_STD_COUNT )
+ {
+ if ( mpConverter[ nEncoding ].mpT2U == NULL )
+ {
+ mpConverter[ nEncoding ].mpT2U =
+ rtl_createTextToUnicodeConverter( nEncoding );
+// ---> FIXME
+if ( mpConverter[ nEncoding ].mpT2U == NULL )
+ fprintf( stderr, "failed to create %s -> Unicode converter\n",
+ pGetEncodingName(nEncoding) );
+// <---
+ }
+ return mpConverter[ nEncoding ].mpT2U;
+ }
+ return NULL;
+}
+
+Bool
+SalConverterCache::IsSingleByteEncoding( rtl_TextEncoding nEncoding )
+{
+ if ( nEncoding < RTL_TEXTENCODING_STD_COUNT )
+ {
+ if ( ! mpConverter[ nEncoding ].mbValid )
+ {
+ mpConverter[ nEncoding ].mbValid = True;
+
+ rtl_TextEncodingInfo aTextEncInfo;
+ aTextEncInfo.StructSize = sizeof( aTextEncInfo );
+ rtl_getTextEncodingInfo( nEncoding, &aTextEncInfo );
+
+ if ( aTextEncInfo.MinimumCharSize == aTextEncInfo.MaximumCharSize
+ && aTextEncInfo.MinimumCharSize == 1)
+ mpConverter[ nEncoding ].mbSingleByteEncoding = True;
+ else
+ mpConverter[ nEncoding ].mbSingleByteEncoding = False;
+ }
+
+ return mpConverter[ nEncoding ].mbSingleByteEncoding;
+ }
+ return False;
+}
+
+// check whether the character set nEncoding contains the unicode
+// code point nChar. This list has been compiled from the according
+// ttmap files in /usr/openwin/lib/X11/fonts/TrueType/ttmap/
+Bool
+SalConverterCache::EncodingHasChar( rtl_TextEncoding nEncoding,
+ sal_Unicode nChar )
+{
+ Bool bMatch = False;
+
+ switch ( nEncoding )
+ {
+ case RTL_TEXTENCODING_DONTKNOW:
+ bMatch = False;
+ break;
+
+ case RTL_TEXTENCODING_MS_1252:
+ case RTL_TEXTENCODING_ISO_8859_1:
+ bMatch = ( nChar >= 0x0000 && nChar <= 0x00ff );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_2:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x017e )
+ || ( nChar >= 0x02c7 && nChar <= 0x02dd );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_4:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x017e )
+ || ( nChar >= 0x02c7 && nChar <= 0x02db );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_5:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00ad )
+ || ( nChar >= 0x0401 && nChar <= 0x045f )
+ || ( nChar == 0x2116 );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_6:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x0600 && nChar <= 0x06ff )
+ || ( nChar >= 0xfb50 && nChar <= 0xfffe );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_7:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00bd )
+ || ( nChar == 0x02bd )
+ || ( nChar >= 0x0384 && nChar <= 0x03ce )
+ || ( nChar >= 0x2014 && nChar <= 0x2019 );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_8:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00f7 )
+ || ( nChar >= 0x05d0 && nChar <= 0x05ea )
+ || ( nChar == 0x2017 );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_9:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x015f );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_13:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x017e )
+ || ( nChar >= 0x2019 && nChar <= 0x201e );
+ break;
+
+ case RTL_TEXTENCODING_ISO_8859_15:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00ff )
+ || ( nChar >= 0x0152 && nChar <= 0x017e )
+ || ( nChar >= 0x20ac && nChar <= 0x20ac );
+ break;
+
+ case RTL_TEXTENCODING_JIS_X_0201:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0xff61 && nChar <= 0xff9f );
+ break;
+
+ case RTL_TEXTENCODING_MS_1251:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00bb )
+ || ( nChar >= 0x0401 && nChar <= 0x045f )
+ || ( nChar >= 0x0490 && nChar <= 0x0491 )
+ || ( nChar >= 0x2013 && nChar <= 0x203a )
+ || ( nChar >= 0x2116 && nChar <= 0x2122 )
+ || ( nChar == 0xfffe );
+ break;
+
+ case RTL_TEXTENCODING_KOI8_R:
+ bMatch = ( nChar >= 0x0020 && nChar <= 0x007e )
+ || ( nChar >= 0x00a0 && nChar <= 0x00b7 )
+ || ( nChar == 0x00f7 )
+ || ( nChar >= 0x0401 && nChar <= 0x0451 )
+ || ( nChar >= 0x2219 && nChar <= 0x221a )
+ || ( nChar >= 0x2248 && nChar <= 0x2265 )
+ || ( nChar >= 0x2320 && nChar <= 0x2321 )
+ || ( nChar >= 0x2500 && nChar <= 0x25a0 );
+ break;
+
+ case RTL_TEXTENCODING_UNICODE:
+ bMatch = True;
+ break;
+
+ default:
+ // XXX really convert the unicode char into the encoding
+ // and check for conversion errors, this is expensive !
+ rtl_UnicodeToTextConverter aConverter;
+ rtl_UnicodeToTextContext aContext;
+
+ aConverter = GetU2TConverter(nEncoding);
+ aContext = rtl_createUnicodeToTextContext( aConverter );
+
+ // ---> FIXME
+ if ( aConverter == NULL )
+ return False;
+ // <---
+
+ sal_Char pConversionBuffer[ 32 ];
+ sal_uInt32 nConversionInfo;
+ sal_Size nConvertedChars;
+ sal_uInt32 nCodePoint;
+ sal_Size nSize;
+
+ nSize = rtl_convertUnicodeToText( aConverter, aContext,
+ &nChar, 1, pConversionBuffer, sizeof(pConversionBuffer),
+ RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
+ | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR,
+ &nConversionInfo, &nConvertedChars );
+
+ rtl_destroyUnicodeToTextContext( aConverter, aContext );
+
+ bMatch = (nConvertedChars == 1)
+ && (nSize == 1 || nSize == 2) // XXX Fix me this is a hack
+ && ((nConversionInfo & RTL_UNICODETOTEXT_INFO_ERROR) == 0);
+ break;
+ }
+
+ return bMatch;
+}
+
+// wrapper for rtl_convertUnicodeToText that handles the usual cases for
+// textconversion in drawtext and gettextwidth routines
+sal_Size
+ConvertStringUTF16( const sal_Unicode *pText, int nTextLen,
+ sal_Char *pBuffer, sal_Size nBufferSize,
+ rtl_UnicodeToTextConverter aConverter )
+{
+ const sal_uInt32 nCvtFlags =
+ RTL_UNICODETOTEXT_FLAGS_UNDEFINED_QUESTIONMARK
+ | RTL_UNICODETOTEXT_FLAGS_INVALID_QUESTIONMARK ;
+ sal_uInt32 nCvtInfo;
+ sal_Size nCvtChars;
+
+ rtl_UnicodeToTextContext aContext =
+ rtl_createUnicodeToTextContext( aConverter );
+
+ sal_Size nSize = rtl_convertUnicodeToText( aConverter, aContext,
+ pText, nTextLen, pBuffer, nBufferSize,
+ nCvtFlags, &nCvtInfo, &nCvtChars );
+
+ rtl_destroyUnicodeToTextContext( aConverter, aContext );
+
+ return nSize;
+}
+
+typedef struct {
+ const rtl_TextEncoding nEncoding;
+ const char* pEncoding;
+} DescriptionT;
+
+const DescriptionT pRTLEncoding[] = {
+ { RTL_TEXTENCODING_DONTKNOW, "DONTKNOW" },
+ { RTL_TEXTENCODING_MS_1252, "MS_1252" },
+ { RTL_TEXTENCODING_APPLE_ROMAN, "APPLE_ROMAN" },
+ { RTL_TEXTENCODING_IBM_437, "IBM_437" },
+ { RTL_TEXTENCODING_IBM_850, "IBM_850" },
+ { RTL_TEXTENCODING_IBM_860, "IBM_860" },
+ { RTL_TEXTENCODING_IBM_861, "IBM_861" },
+ { RTL_TEXTENCODING_IBM_863, "IBM_863" },
+ { RTL_TEXTENCODING_IBM_865, "IBM_865" },
+ { RTL_TEXTENCODING_SYMBOL, "SYMBOL" },
+ { RTL_TEXTENCODING_ASCII_US, "ASCII_US" },
+ { RTL_TEXTENCODING_ISO_8859_1, "ISO_8859_1" },
+ { RTL_TEXTENCODING_ISO_8859_2, "ISO_8859_2" },
+ { RTL_TEXTENCODING_ISO_8859_3, "ISO_8859_3" },
+ { RTL_TEXTENCODING_ISO_8859_4, "ISO_8859_4" },
+ { RTL_TEXTENCODING_ISO_8859_5, "ISO_8859_5" },
+ { RTL_TEXTENCODING_ISO_8859_6, "ISO_8859_6" },
+ { RTL_TEXTENCODING_ISO_8859_7, "ISO_8859_7" },
+ { RTL_TEXTENCODING_ISO_8859_8, "ISO_8859_8" },
+ { RTL_TEXTENCODING_ISO_8859_9, "ISO_8859_9" },
+ { RTL_TEXTENCODING_ISO_8859_14, "ISO_8859_14" },
+ { RTL_TEXTENCODING_ISO_8859_15, "ISO_8859_15" },
+ { RTL_TEXTENCODING_IBM_737, "IBM_737" },
+ { RTL_TEXTENCODING_IBM_775, "IBM_775" },
+ { RTL_TEXTENCODING_IBM_852, "IBM_852" },
+ { RTL_TEXTENCODING_IBM_855, "IBM_855" },
+ { RTL_TEXTENCODING_IBM_857, "IBM_857" },
+ { RTL_TEXTENCODING_IBM_862, "IBM_862" },
+ { RTL_TEXTENCODING_IBM_864, "IBM_864" },
+ { RTL_TEXTENCODING_IBM_866, "IBM_866" },
+ { RTL_TEXTENCODING_IBM_869, "IBM_869" },
+ { RTL_TEXTENCODING_MS_874, "MS_874" },
+ { RTL_TEXTENCODING_MS_1250, "MS_1250" },
+ { RTL_TEXTENCODING_MS_1251, "MS_1251" },
+ { RTL_TEXTENCODING_MS_1253, "MS_1253" },
+ { RTL_TEXTENCODING_MS_1254, "MS_1254" },
+ { RTL_TEXTENCODING_MS_1255, "MS_1255" },
+ { RTL_TEXTENCODING_MS_1256, "MS_1256" },
+ { RTL_TEXTENCODING_MS_1257, "MS_1257" },
+ { RTL_TEXTENCODING_MS_1258, "MS_1258" },
+ { RTL_TEXTENCODING_APPLE_ARABIC, "APPLE_ARABIC" },
+ { RTL_TEXTENCODING_APPLE_CENTEURO, "APPLE_CENTEURO" },
+ { RTL_TEXTENCODING_APPLE_CROATIAN, "APPLE_CROATIAN" },
+ { RTL_TEXTENCODING_APPLE_CYRILLIC, "APPLE_CYRILLIC" },
+ { RTL_TEXTENCODING_APPLE_DEVANAGARI,"APPLE_DEVANAGARI" },
+ { RTL_TEXTENCODING_APPLE_FARSI, "APPLE_FARSI" },
+ { RTL_TEXTENCODING_APPLE_GREEK, "APPLE_GREEK" },
+ { RTL_TEXTENCODING_APPLE_GUJARATI, "APPLE_GUJARATI" },
+ { RTL_TEXTENCODING_APPLE_GURMUKHI, "APPLE_GURMUKHI" },
+ { RTL_TEXTENCODING_APPLE_HEBREW, "APPLE_HEBREW" },
+ { RTL_TEXTENCODING_APPLE_ICELAND, "APPLE_ICELAND" },
+ { RTL_TEXTENCODING_APPLE_ROMANIAN, "APPLE_ROMANIAN" },
+ { RTL_TEXTENCODING_APPLE_THAI, "APPLE_THAI" },
+ { RTL_TEXTENCODING_APPLE_TURKISH, "APPLE_TURKISH" },
+ { RTL_TEXTENCODING_APPLE_UKRAINIAN, "APPLE_UKRAINIAN" },
+ { RTL_TEXTENCODING_APPLE_CHINSIMP, "APPLE_CHINSIMP" },
+ { RTL_TEXTENCODING_APPLE_CHINTRAD, "APPLE_CHINTRAD" },
+ { RTL_TEXTENCODING_APPLE_JAPANESE, "APPLE_JAPANESE" },
+ { RTL_TEXTENCODING_APPLE_KOREAN, "APPLE_KOREAN" },
+ { RTL_TEXTENCODING_MS_932, "MS_932" },
+ { RTL_TEXTENCODING_MS_936, "MS_936" },
+ { RTL_TEXTENCODING_MS_949, "MS_949" },
+ { RTL_TEXTENCODING_MS_950, "MS_950" },
+ { RTL_TEXTENCODING_SHIFT_JIS, "SHIFT_JIS" },
+ { RTL_TEXTENCODING_GB_2312, "GB_2312" },
+ { RTL_TEXTENCODING_GBT_12345, "GBT_12345" },
+ { RTL_TEXTENCODING_GBK, "GBK" },
+ { RTL_TEXTENCODING_BIG5, "BIG5" },
+ { RTL_TEXTENCODING_EUC_JP, "EUC_JP" },
+ { RTL_TEXTENCODING_EUC_CN, "EUC_CN" },
+ { RTL_TEXTENCODING_EUC_TW, "EUC_TW" },
+ { RTL_TEXTENCODING_ISO_2022_JP, "ISO_2022_JP" },
+ { RTL_TEXTENCODING_ISO_2022_CN, "ISO_2022_CN" },
+ { RTL_TEXTENCODING_KOI8_R, "KOI8_R" },
+ { RTL_TEXTENCODING_UTF7, "UTF7" },
+ { RTL_TEXTENCODING_UTF8, "UTF8" },
+ { RTL_TEXTENCODING_ISO_8859_10, "ISO_8859_10" },
+ { RTL_TEXTENCODING_ISO_8859_13, "ISO_8859_13" },
+ { RTL_TEXTENCODING_EUC_KR, "EUC_KR" },
+ { RTL_TEXTENCODING_ISO_2022_KR, "ISO_2022_KR" },
+ { RTL_TEXTENCODING_JIS_X_0208, "JISX_0208_1983" },
+ { RTL_TEXTENCODING_JIS_X_0201, "JISX_0201_1976" },
+ { RTL_TEXTENCODING_JIS_X_0212, "JISX_0212_1990" },
+ #ifdef __notdef__
+ { RTL_TEXTENCODING_KSC_5601_1992, "KSC_5601_1992" },
+ { RTL_TEXTENCODING_TIS_620_2533, "TIS_620_2533" },
+ { RTL_TEXTENCODING_SUNUDC_1997, "SUNUDC_1997" },
+ #endif
+ { RTL_TEXTENCODING_STD_COUNT, "STD_COUNT" },
+ { RTL_TEXTENCODING_USER_START, "USER_START" },
+ { RTL_TEXTENCODING_USER_END, "USER_END" },
+ { RTL_TEXTENCODING_UCS4, "UCS4" },
+ { RTL_TEXTENCODING_UCS2, "UCS2" },
+ { RTL_TEXTENCODING_UNICODE, "UNICODE" }
+};
+
+extern "C" const char*
+pGetEncodingName( rtl_TextEncoding nEncoding )
+{
+ for ( int i = 0; i < sizeof(pRTLEncoding)/sizeof(DescriptionT); i++ )
+ if ( nEncoding == pRTLEncoding[i].nEncoding )
+ return pRTLEncoding[i].pEncoding;
+
+ static const char p_nil[] = "not_in_list";
+ return p_nil;
+}
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-21 16:27:45 +0000