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BIDI support now checks at runtime whether the system runs with UTF-8

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This commit is contained in:
Klaus Schmidinger
2012-01-13 09:45:08 +01:00
parent ea6c6d370e
commit 0730f502c5
3 changed files with 26 additions and 20 deletions
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2
CONTRIBUTORS
View File

@@ -2812,3 +2812,5 @@ Dominic Evans <oldmanuk@gmail.com>
Torsten Lang <info@torstenlang.de>
for reporting a problem with newline characters in stream component descriptions
of EPG data from BSkyB's "MTV MUSIC"
for suggesting to make BIDI support check at runtime whether the system runs with
UTF-8

4
HISTORY
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@@ -6781,7 +6781,7 @@ Video Disk Recorder Revision History
- Replaced all calls to sleep() with cCondWait::SleepMs() (thanks to Rolf Ahrenberg).
- Fixed a crash with malformed SI data (patch from vdr-portal).
2012-01-11: Version 1.7.23
2012-01-12: Version 1.7.23
- Removed the '.pl' suffix from svdrpsend.pl (sorry, I missed that one).
- Fixed bonding more than two devices.
@@ -6818,3 +6818,5 @@ Video Disk Recorder Revision History
TS packets, e.g. when switching channels.
- Fixed the SVDRP command CLRE for a single channel in case there are events
that have a timer (thanks to Timo Eskola).
- BIDI support now checks at runtime whether the system runs with UTF-8 (suggested
by Torsten Lang).

40
font.c
View File

@@ -6,7 +6,7 @@
*
* BiDi support by Osama Alrawab <alrawab@hotmail.com> @2008 Tripoli-Libya.
*
* $Id: font.c 2.8 2011/03/28 16:29:51 kls Exp $
* $Id: font.c 2.9 2012/01/13 09:43:22 kls Exp $
*/
#include "font.h"
@@ -508,25 +508,27 @@ cString cFont::GetFontFileName(const char *FontName)
#ifdef BIDI
cString cFont::Bidi(const char *Ltr)
{
fribidi_set_mirroring(true);
fribidi_set_reorder_nsm(false);
FriBidiCharSet fribidiCharset = FRIBIDI_CHAR_SET_UTF8;
int LtrLen = strlen(Ltr);
FriBidiCharType Base = FRIBIDI_TYPE_L;
FriBidiChar *Logical = MALLOC(FriBidiChar, LtrLen + 1) ;
int RtlLen = fribidi_charset_to_unicode(fribidiCharset, const_cast<char *>(Ltr), LtrLen, Logical);
FriBidiChar *Visual = MALLOC(FriBidiChar, LtrLen + 1) ;
char *Rtl = NULL;
bool ok = fribidi_log2vis(Logical, RtlLen, &Base, Visual, NULL, NULL, NULL);
if (ok) {
fribidi_remove_bidi_marks(Visual, RtlLen, NULL, NULL, NULL);
Rtl = MALLOC(char, RtlLen * 4 + 1);
fribidi_unicode_to_charset(fribidiCharset, Visual, RtlLen, Rtl);
if (cCharSetConv::SystemCharacterTable()) { // bidi requires UTF-8
fribidi_set_mirroring(true);
fribidi_set_reorder_nsm(false);
FriBidiCharSet fribidiCharset = FRIBIDI_CHAR_SET_UTF8;
int LtrLen = strlen(Ltr);
FriBidiCharType Base = FRIBIDI_TYPE_L;
FriBidiChar *Logical = MALLOC(FriBidiChar, LtrLen + 1) ;
int RtlLen = fribidi_charset_to_unicode(fribidiCharset, const_cast<char *>(Ltr), LtrLen, Logical);
FriBidiChar *Visual = MALLOC(FriBidiChar, LtrLen + 1) ;
char *Rtl = NULL;
bool ok = fribidi_log2vis(Logical, RtlLen, &Base, Visual, NULL, NULL, NULL);
if (ok) {
fribidi_remove_bidi_marks(Visual, RtlLen, NULL, NULL, NULL);
Rtl = MALLOC(char, RtlLen * 4 + 1);
fribidi_unicode_to_charset(fribidiCharset, Visual, RtlLen, Rtl);
}
free(Logical);
free(Visual);
if (ok)
return cString(Rtl, true);
}
free(Logical);
free(Visual);
if (ok)
return cString(Rtl, true);
return cString(Ltr);
}
#endif