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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_vcl.hxx"
26 
27 #include "fontcache.hxx"
28 #include "impfont.hxx"
29 #include "vcl/fontmanager.hxx"
30 
31 using namespace psp;
32 
33 #ifdef ENABLE_FONTCONFIG
34     #include <fontconfig/fontconfig.h>
35     #include <ft2build.h>
36     #include <fontconfig/fcfreetype.h>
37     // allow compile on baseline (currently with fontconfig 2.2.0)
38     #ifndef FC_WEIGHT_BOOK		// TODO: remove when baseline moves to fc>=2.2.1
39         #define FC_WEIGHT_BOOK 75
40     #endif
41     #ifndef FC_EMBEDDED_BITMAP	// TODO: remove when baseline moves to fc>=2.3.92
42         #define FC_EMBEDDED_BITMAP "embeddedbitmap"
43     #endif
44     #ifndef FC_FAMILYLANG		// TODO: remove when baseline moves to fc>=2.2.97
45         #define FC_FAMILYLANG "familylang"
46     #endif
47     #ifndef FC_HINT_STYLE		// TODO: remove when baseline moves to fc>=2.2.91
48     	#define FC_HINT_STYLE  "hintstyle"
49     	#define FC_HINT_NONE   0
50     	#define FC_HINT_SLIGHT 1
51     	#define FC_HINT_MEDIUM 2
52     	#define FC_HINT_FULL   3
53 	#endif
54 #else
55     typedef void FcConfig;
56     typedef void FcObjectSet;
57     typedef void FcPattern;
58     typedef void FcFontSet;
59     typedef void FcCharSet;
60     typedef int FcResult;
61     typedef int FcBool;
62     typedef int FcMatchKind;
63     typedef char FcChar8;
64     typedef int FcChar32;
65     typedef unsigned int FT_UInt;
66     typedef void* FT_Face;
67     typedef int FcSetName;
68 #endif
69 
70 #include <cstdio>
71 #include <cstdarg>
72 
73 #include "unotools/atom.hxx"
74 
75 #include "osl/module.h"
76 #include "osl/thread.h"
77 #include "osl/process.h"
78 
79 #include "rtl/ustrbuf.hxx"
80 #include "rtl/locale.hxx"
81 
82 #include "sal/alloca.h"
83 
84 #include <utility>
85 #include <algorithm>
86 
87 using namespace osl;
88 using namespace rtl;
89 
90 class FontCfgWrapper
91 {
92     oslModule		m_pLib;
93     FcFontSet*      m_pOutlineSet;
94 
95     int             m_nFcVersion;
96     FcBool          (*m_pFcInit)();
97     int             (*m_pFcGetVersion)();
98     FcConfig*		(*m_pFcConfigGetCurrent)();
99     FcObjectSet*	(*m_pFcObjectSetVaBuild)(const char*,va_list);
100     void			(*m_pFcObjectSetDestroy)(FcObjectSet* pSet);
101     FcPattern*		(*m_pFcPatternCreate)();
102     void			(*m_pFcPatternDestroy)(FcPattern*);
103     FcFontSet*		(*m_pFcFontList)(FcConfig*,FcPattern*,FcObjectSet*);
104     FcFontSet*      (*m_pFcConfigGetFonts)(FcConfig*,FcSetName);
105     FcFontSet*		(*m_pFcFontSetCreate)();
106     FcCharSet*                (*m_pFcCharSetCreate)();
107     FcBool                    (*m_pFcCharSetAddChar)(FcCharSet *, FcChar32);
108     FcBool          (*m_pFcCharSetHasChar)(FcCharSet *, FcChar32);
109     void            (*m_pFcCharSetDestroy)(FcCharSet*);
110     void			(*m_pFcFontSetDestroy)(FcFontSet*);
111     FcBool			(*m_pFcFontSetAdd)(FcFontSet*,FcPattern*);
112     void            (*m_pFcPatternReference)(FcPattern*);
113     FcResult        (*m_pFcPatternGetCharSet)(const FcPattern*,const char*,int,FcCharSet**);
114     FcResult		(*m_pFcPatternGetString)(const FcPattern*,const char*,int,FcChar8**);
115     FcResult		(*m_pFcPatternGetInteger)(const FcPattern*,const char*,int,int*);
116     FcResult		(*m_pFcPatternGetDouble)(const FcPattern*,const char*,int,double*);
117     FcResult		(*m_pFcPatternGetBool)(const FcPattern*,const char*,int,FcBool*);
118     void			(*m_pFcDefaultSubstitute)(FcPattern *);
119     FcPattern*		(*m_pFcFontSetMatch)(FcConfig*,FcFontSet**, int, FcPattern*,FcResult*);
120     FcPattern*		(*m_pFcFontMatch)(FcConfig*,FcPattern*,FcResult*);
121     FcBool			(*m_pFcConfigAppFontAddFile)(FcConfig*, const FcChar8*);
122     FcBool			(*m_pFcConfigAppFontAddDir)(FcConfig*, const FcChar8*);
123     FcBool			(*m_pFcConfigParseAndLoad)(FcConfig*,const FcChar8*,FcBool);
124     FcBool			(*m_pFcConfigSubstitute)(FcConfig*,FcPattern*,FcMatchKind);
125 
126     FcPattern*		(*m_pFcPatternDuplicate)(const FcPattern*);
127     FcBool			(*m_pFcPatternAddInteger)(FcPattern*,const char*,int);
128     FcBool                    (*m_pFcPatternAddDouble)(FcPattern*,const char*,double);
129     FcBool                    (*m_pFcPatternAddBool)(FcPattern*,const char*,FcBool);
130     FcBool                    (*m_pFcPatternAddCharSet)(FcPattern*,const char*,const FcCharSet*);
131     FcBool			(*m_pFcPatternAddString)(FcPattern*,const char*,const FcChar8*);
132     FcBool                    (*m_pFcPatternDel)(FcPattern*,const char*);
133 
134 	FT_UInt         (*m_pFcFreeTypeCharIndex)(FT_Face,FcChar32);
135 
136     oslGenericFunction loadSymbol( const char* );
137     void addFontSet( FcSetName );
138 
139     FontCfgWrapper();
140     ~FontCfgWrapper();
141 
142 public:
143     static FontCfgWrapper& get();
144     static void release();
145 
146     bool isValid() const
147     { return m_pLib != NULL;}
148 
149     FcFontSet* getFontSet();
150 
151     FcBool FcInit()
152     { return m_pFcInit(); }
153 
154     int FcGetVersion()
155     { return m_pFcGetVersion(); }
156 
157     FcConfig* FcConfigGetCurrent()
158     { return m_pFcConfigGetCurrent(); }
159 
160     FcObjectSet* FcObjectSetBuild( const char* first, ... )
161     {
162         va_list ap;
163         va_start( ap, first );
164         FcObjectSet* pSet = m_pFcObjectSetVaBuild( first, ap );
165         va_end( ap );
166         return pSet;
167     }
168 
169     void FcObjectSetDestroy( FcObjectSet* pSet )
170     { m_pFcObjectSetDestroy( pSet ); }
171 
172     FcPattern* FcPatternCreate()
173     { return m_pFcPatternCreate(); }
174 
175     void FcPatternDestroy( FcPattern* pPattern )
176     { m_pFcPatternDestroy( pPattern ); }
177 
178     FcFontSet* FcFontList( FcConfig* pConfig, FcPattern* pPattern, FcObjectSet* pSet )
179     { return m_pFcFontList( pConfig, pPattern, pSet ); }
180 
181     FcFontSet* FcConfigGetFonts( FcConfig* pConfig, FcSetName eSet)
182     { return m_pFcConfigGetFonts( pConfig, eSet ); }
183 
184     FcFontSet* FcFontSetCreate()
185     { return m_pFcFontSetCreate(); }
186 
187     FcCharSet* FcCharSetCreate()
188     { return m_pFcCharSetCreate(); }
189 
190     FcBool FcCharSetAddChar(FcCharSet *fcs, FcChar32 ucs4)
191     { return m_pFcCharSetAddChar(fcs, ucs4); }
192 
193     FcBool FcCharSetHasChar(FcCharSet *fcs, FcChar32 ucs4)
194     { return m_pFcCharSetHasChar(fcs, ucs4); }
195 
196     void FcCharSetDestroy( FcCharSet* pSet )
197     { m_pFcCharSetDestroy( pSet );}
198 
199     void FcFontSetDestroy( FcFontSet* pSet )
200     { m_pFcFontSetDestroy( pSet );}
201 
202     FcBool FcFontSetAdd( FcFontSet* pSet, FcPattern* pPattern )
203     { return m_pFcFontSetAdd( pSet, pPattern ); }
204 
205     void FcPatternReference( FcPattern* pPattern )
206     { m_pFcPatternReference( pPattern ); }
207 
208     FcResult FcPatternGetCharSet( const FcPattern* pPattern, const char* object, int n, FcCharSet** s )
209     { return m_pFcPatternGetCharSet( pPattern, object, n, s ); }
210 
211     FcResult FcPatternGetString( const FcPattern* pPattern, const char* object, int n, FcChar8** s )
212     { return m_pFcPatternGetString( pPattern, object, n, s ); }
213 
214     FcResult FcPatternGetInteger( const FcPattern* pPattern, const char* object, int n, int* s )
215     { return m_pFcPatternGetInteger( pPattern, object, n, s ); }
216 
217     FcResult FcPatternGetDouble( const FcPattern* pPattern, const char* object, int n, double* s )
218     { return m_pFcPatternGetDouble( pPattern, object, n, s ); }
219 
220     FcResult FcPatternGetBool( const FcPattern* pPattern, const char* object, int n, FcBool* s )
221     { return m_pFcPatternGetBool( pPattern, object, n, s ); }
222     FcBool FcConfigAppFontAddFile( FcConfig* pConfig, const FcChar8* pFileName )
223     { return m_pFcConfigAppFontAddFile( pConfig, pFileName ); }
224     FcBool FcConfigAppFontAddDir(FcConfig* pConfig, const FcChar8* pDirName )
225     { return m_pFcConfigAppFontAddDir( pConfig, pDirName ); }
226     FcBool FcConfigParseAndLoad( FcConfig* pConfig, const FcChar8* pFileName, FcBool bComplain )
227     { return m_pFcConfigParseAndLoad( pConfig, pFileName, bComplain ); }
228 
229     void FcDefaultSubstitute( FcPattern* pPattern )
230     { m_pFcDefaultSubstitute( pPattern ); }
231     FcPattern* FcFontSetMatch( FcConfig* pConfig, FcFontSet **ppFontSet, int nset, FcPattern* pPattern, FcResult* pResult )
232     { return m_pFcFontSetMatch ? m_pFcFontSetMatch( pConfig, ppFontSet, nset, pPattern, pResult ) : 0; }
233     FcPattern* FcFontMatch( FcConfig* pConfig, FcPattern* pPattern, FcResult* pResult )
234     { return m_pFcFontMatch( pConfig, pPattern, pResult ); }
235     FcBool FcConfigSubstitute( FcConfig* pConfig, FcPattern* pPattern, FcMatchKind eKind )
236     { return m_pFcConfigSubstitute( pConfig, pPattern, eKind ); }
237 
238     FcPattern* FcPatternDuplicate( const FcPattern* pPattern ) const
239     { return m_pFcPatternDuplicate( pPattern ); }
240     FcBool FcPatternAddInteger( FcPattern* pPattern, const char* pObject, int nValue )
241     { return m_pFcPatternAddInteger( pPattern, pObject, nValue ); }
242     FcBool FcPatternAddDouble( FcPattern* pPattern, const char* pObject, double nValue )
243     { return m_pFcPatternAddDouble( pPattern, pObject, nValue ); }
244     FcBool FcPatternAddString( FcPattern* pPattern, const char* pObject, const FcChar8* pString )
245     { return m_pFcPatternAddString( pPattern, pObject, pString ); }
246     FcBool FcPatternAddBool( FcPattern* pPattern, const char* pObject, bool nValue )
247     { return m_pFcPatternAddBool( pPattern, pObject, nValue ); }
248     FcBool FcPatternAddCharSet(FcPattern* pPattern,const char* pObject,const FcCharSet*pCharSet)
249     { return m_pFcPatternAddCharSet(pPattern,pObject,pCharSet); }
250 	FcBool FcPatternDel(FcPattern* pPattern, const char* object)
251 	{ return m_pFcPatternDel( pPattern, object); }
252 
253     FT_UInt FcFreeTypeCharIndex( FT_Face face, FcChar32 ucs4 )
254     { return m_pFcFreeTypeCharIndex ? m_pFcFreeTypeCharIndex( face, ucs4 ) : 0; }
255 
256 public: // TODO: cleanup
257     FcResult FamilyFromPattern(FcPattern* pPattern, FcChar8 **family);
258     std::hash_map< rtl::OString, rtl::OString, rtl::OStringHash > m_aFontNameToLocalized;
259     std::hash_map< rtl::OString, rtl::OString, rtl::OStringHash > m_aLocalizedToCanonical;
260 };
261 
262 oslGenericFunction FontCfgWrapper::loadSymbol( const char* pSymbol )
263 {
264     OUString aSym( OUString::createFromAscii( pSymbol ) );
265     oslGenericFunction pSym = osl_getFunctionSymbol( m_pLib, aSym.pData );
266 #if OSL_DEBUG_LEVEL > 1
267     fprintf( stderr, "%s %s\n", pSymbol, pSym ? "found" : "not found" );
268 #endif
269     return pSym;
270 }
271 
272 FontCfgWrapper::FontCfgWrapper()
273         : m_pLib( NULL ),
274           m_pOutlineSet( NULL ),
275           m_nFcVersion( 0 )
276 {
277     OUString aLib( RTL_CONSTASCII_USTRINGPARAM( "libfontconfig.so.1" ) );
278     m_pLib = osl_loadModule( aLib.pData, SAL_LOADMODULE_LAZY );
279     if( !m_pLib )
280     {
281         aLib = OUString( RTL_CONSTASCII_USTRINGPARAM( "libfontconfig.so" ) );
282         m_pLib = osl_loadModule( aLib.pData, SAL_LOADMODULE_LAZY );
283     }
284 
285     if( ! m_pLib )
286     {
287 #if OSL_DEBUG_LEVEL > 1
288         fprintf( stderr, "no libfontconfig\n" );
289 #endif
290         return;
291     }
292 
293     m_pFcInit = (FcBool(*)())
294         loadSymbol( "FcInit" );
295     m_pFcGetVersion = (int(*)())
296         loadSymbol( "FcGetVersion" );
297     m_pFcConfigGetCurrent = (FcConfig *(*)())
298         loadSymbol( "FcConfigGetCurrent" );
299     m_pFcObjectSetVaBuild = (FcObjectSet*(*)(const char*,va_list))
300         loadSymbol( "FcObjectSetVaBuild" );
301     m_pFcObjectSetDestroy = (void(*)(FcObjectSet*))
302         loadSymbol( "FcObjectSetDestroy" );
303     m_pFcPatternCreate = (FcPattern*(*)())
304         loadSymbol( "FcPatternCreate" );
305     m_pFcPatternDestroy = (void(*)(FcPattern*))
306         loadSymbol( "FcPatternDestroy" );
307     m_pFcFontList = (FcFontSet*(*)(FcConfig*,FcPattern*,FcObjectSet*))
308         loadSymbol( "FcFontList" );
309     m_pFcConfigGetFonts = (FcFontSet*(*)(FcConfig*,FcSetName))
310         loadSymbol( "FcConfigGetFonts" );
311     m_pFcFontSetCreate = (FcFontSet*(*)())
312         loadSymbol( "FcFontSetCreate" );
313     m_pFcCharSetCreate = (FcCharSet*(*)())
314         loadSymbol( "FcCharSetCreate" );
315     m_pFcCharSetAddChar = (FcBool(*)(FcCharSet*, FcChar32))
316         loadSymbol( "FcCharSetAddChar" );
317     m_pFcCharSetHasChar = (FcBool(*)(FcCharSet*, FcChar32))
318         loadSymbol( "FcCharSetHasChar" );
319     m_pFcCharSetDestroy = (void(*)(FcCharSet*))
320         loadSymbol( "FcCharSetDestroy" );
321     m_pFcFontSetDestroy = (void(*)(FcFontSet*))
322         loadSymbol( "FcFontSetDestroy" );
323     m_pFcFontSetAdd = (FcBool(*)(FcFontSet*,FcPattern*))
324         loadSymbol( "FcFontSetAdd" );
325     m_pFcPatternReference = (void(*)(FcPattern*))
326         loadSymbol( "FcPatternReference" );
327     m_pFcPatternGetCharSet = (FcResult(*)(const FcPattern*,const char*,int,FcCharSet**))
328         loadSymbol( "FcPatternGetCharSet" );
329     m_pFcPatternGetString = (FcResult(*)(const FcPattern*,const char*,int,FcChar8**))
330         loadSymbol( "FcPatternGetString" );
331     m_pFcPatternGetInteger = (FcResult(*)(const FcPattern*,const char*,int,int*))
332         loadSymbol( "FcPatternGetInteger" );
333     m_pFcPatternGetDouble = (FcResult(*)(const FcPattern*,const char*,int,double*))
334         loadSymbol( "FcPatternGetDouble" );
335     m_pFcPatternGetBool = (FcResult(*)(const FcPattern*,const char*,int,FcBool*))
336         loadSymbol( "FcPatternGetBool" );
337     m_pFcConfigAppFontAddFile = (FcBool(*)(FcConfig*, const FcChar8*))
338         loadSymbol( "FcConfigAppFontAddFile" );
339     m_pFcConfigAppFontAddDir = (FcBool(*)(FcConfig*, const FcChar8*))
340         loadSymbol( "FcConfigAppFontAddDir" );
341     m_pFcConfigParseAndLoad = (FcBool(*)(FcConfig*, const FcChar8*, FcBool))
342         loadSymbol( "FcConfigParseAndLoad" );
343     m_pFcDefaultSubstitute = (void(*)(FcPattern *))
344         loadSymbol( "FcDefaultSubstitute" );
345     m_pFcFontSetMatch = (FcPattern*(*)(FcConfig*,FcFontSet**,int,FcPattern*,FcResult*))
346         loadSymbol( "FcFontSetMatch" );
347     m_pFcFontMatch = (FcPattern*(*)(FcConfig*,FcPattern*,FcResult*))
348         loadSymbol( "FcFontMatch" );
349     m_pFcConfigSubstitute = (FcBool(*)(FcConfig*,FcPattern*,FcMatchKind))
350         loadSymbol( "FcConfigSubstitute" );
351 
352     m_pFcPatternDuplicate = (FcPattern*(*)(const FcPattern*))
353         loadSymbol( "FcPatternDuplicate" );
354     m_pFcPatternAddInteger = (FcBool(*)(FcPattern*,const char*,int))
355         loadSymbol( "FcPatternAddInteger" );
356     m_pFcPatternAddDouble = (FcBool(*)(FcPattern*,const char*,double))
357         loadSymbol( "FcPatternAddDouble" );
358     m_pFcPatternAddBool = (FcBool(*)(FcPattern*,const char*,FcBool))
359         loadSymbol( "FcPatternAddBool" );
360     m_pFcPatternAddCharSet = (FcBool(*)(FcPattern*,const char*,const FcCharSet *))
361         loadSymbol( "FcPatternAddCharSet" );
362     m_pFcPatternAddString = (FcBool(*)(FcPattern*,const char*,const FcChar8*))
363         loadSymbol( "FcPatternAddString" );
364     m_pFcPatternDel = (FcBool(*)(FcPattern*,const char*))
365 		loadSymbol( "FcPatternDel" );
366 
367     m_pFcFreeTypeCharIndex = (FT_UInt(*)(FT_Face,FcChar32))
368         loadSymbol( "FcFreeTypeCharIndex" );
369 
370     m_nFcVersion = FcGetVersion();
371 #if (OSL_DEBUG_LEVEL > 1)
372     fprintf( stderr,"FC_VERSION = %05d\n", m_nFcVersion );
373 #endif
374     // make minimum version configurable
375     const char* pMinFcVersion = getenv( "SAL_MIN_FC_VERSION");
376     if( pMinFcVersion )
377     {
378         const int nMinFcVersion = atoi( pMinFcVersion );
379         if( m_nFcVersion < nMinFcVersion )
380             m_pFcInit = NULL;
381     }
382 
383     if( ! (
384             m_pFcInit						&&
385             m_pFcGetVersion					&&
386             m_pFcConfigGetCurrent			&&
387             m_pFcObjectSetVaBuild			&&
388             m_pFcObjectSetDestroy			&&
389             m_pFcPatternCreate				&&
390             m_pFcPatternDestroy				&&
391             m_pFcFontList					&&
392             m_pFcConfigGetFonts             &&
393             m_pFcFontSetCreate				&&
394             m_pFcCharSetCreate				&&
395             m_pFcCharSetAddChar 			&&
396             m_pFcCharSetHasChar             &&
397             m_pFcCharSetDestroy             &&
398             m_pFcFontSetDestroy				&&
399             m_pFcFontSetAdd					&&
400             m_pFcPatternReference           &&
401             m_pFcPatternGetCharSet			&&
402             m_pFcPatternGetString			&&
403             m_pFcPatternGetInteger			&&
404             m_pFcPatternGetDouble			&&
405             m_pFcPatternGetBool				&&
406             m_pFcConfigAppFontAddFile				&&
407             m_pFcConfigAppFontAddDir				&&
408             m_pFcConfigParseAndLoad				&&
409             m_pFcFontMatch					&&
410             m_pFcDefaultSubstitute			&&
411             m_pFcConfigSubstitute			&&
412             m_pFcPatternDuplicate			&&
413             m_pFcPatternAddInteger			&&
414             m_pFcPatternAddDouble                     &&
415             m_pFcPatternAddCharSet			&&
416             m_pFcPatternAddBool 			&&
417             m_pFcPatternAddString 			&&
418             m_pFcPatternDel
419             ) )
420     {
421         osl_unloadModule( (oslModule)m_pLib );
422         m_pLib = NULL;
423 #if OSL_DEBUG_LEVEL > 1
424         fprintf( stderr, "not all needed symbols were found in libfontconfig\n" );
425 #endif
426         return;
427     }
428 
429 
430     FcInit();
431     if( ! FcConfigGetCurrent() )
432     {
433         osl_unloadModule( (oslModule)m_pLib );
434         m_pLib = NULL;
435     }
436 }
437 
438 void FontCfgWrapper::addFontSet( FcSetName eSetName )
439 {
440     #ifdef ENABLE_FONTCONFIG
441     /*
442       add only acceptable outlined fonts to our config,
443       for future fontconfig use
444     */
445     FcFontSet* pOrig = FcConfigGetFonts( FcConfigGetCurrent(), eSetName );
446     if( !pOrig )
447         return;
448 
449 	// filter the font sets to remove obsolete or duplicate faces
450 	for( int i = 0; i < pOrig->nfont; ++i )
451 	{
452 		FcPattern* pOrigPattern = pOrig->fonts[i];
453 		// #i115131# ignore non-outline fonts
454 		FcBool bOutline = FcFalse;
455 		FcResult eOutRes = FcPatternGetBool( pOrigPattern, FC_OUTLINE, 0, &bOutline );
456 		if( (eOutRes != FcResultMatch) || (bOutline == FcFalse) )
457 			continue;
458 		// create a pattern to find eventually better alternatives
459 		FcPattern* pBetterPattern = pOrigPattern;
460 		if( m_nFcVersion > 20400 ) // #i115204# avoid trouble with old FC versions
461 		{
462 			FcPattern* pTestPattern = FcPatternDuplicate( pOrigPattern );
463 			FcPatternAddBool( pTestPattern, FC_OUTLINE, FcTrue );
464 			// TODO: ignore all attributes that are not interesting for finding dupes
465 			//       e.g. by using pattern->ImplFontAttr->pattern conversion
466 			FcPatternDel( pTestPattern, FC_FONTVERSION );
467 			FcPatternDel( pTestPattern, FC_CHARSET );
468 			FcPatternDel( pTestPattern, FC_FILE );
469 			// find the font face for the dupe-search pattern
470 			FcResult eFcResult = FcResultMatch;
471 			pBetterPattern = FcFontMatch( FcConfigGetCurrent(), pTestPattern, &eFcResult );
472 			FcPatternDestroy( pTestPattern );
473 			if( eFcResult != FcResultMatch )
474 				continue;
475 			// #i115131# double check results and eventually ignore them
476 			eOutRes = FcPatternGetBool( pBetterPattern, FC_OUTLINE, 0, &bOutline );
477 			if( (eOutRes != FcResultMatch) || (bOutline == FcFalse) )
478 				continue;
479 		}
480 		// insert best found pattern for the dupe-search pattern
481 		// TODO: skip inserting patterns that are already known in the target fontset
482 		FcPatternReference( pBetterPattern );
483 		FcFontSetAdd( m_pOutlineSet, pBetterPattern );
484 	}
485 
486     // TODO?: FcFontSetDestroy( pOrig );
487     #else
488     (void)eSetName; // prevent compiler warning about unused parameter
489     #endif
490 }
491 
492 FcFontSet* FontCfgWrapper::getFontSet()
493 {
494     #ifdef ENABLE_FONTCONFIG
495     if( !m_pOutlineSet )
496     {
497         m_pOutlineSet = FcFontSetCreate();
498         addFontSet( FcSetSystem );
499 	if( m_nFcVersion > 20400 ) // #i85462# prevent crashes
500             addFontSet( FcSetApplication );
501     }
502     #endif
503 
504     return m_pOutlineSet;
505 }
506 
507 FontCfgWrapper::~FontCfgWrapper()
508 {
509 	if( m_pOutlineSet )
510 		FcFontSetDestroy( m_pOutlineSet );
511     if( m_pLib )
512         osl_unloadModule( (oslModule)m_pLib );
513 }
514 
515 static FontCfgWrapper* pOneInstance = NULL;
516 
517 FontCfgWrapper& FontCfgWrapper::get()
518 {
519     if( ! pOneInstance )
520         pOneInstance = new FontCfgWrapper();
521     return *pOneInstance;
522 }
523 
524 void FontCfgWrapper::release()
525 {
526     if( pOneInstance )
527     {
528         delete pOneInstance;
529         pOneInstance = NULL;
530     }
531 }
532 
533 #ifdef ENABLE_FONTCONFIG
534 namespace
535 {
536     typedef std::pair<FcChar8*, FcChar8*> lang_and_family;
537 
538     class localizedsorter
539     {
540             rtl::OLocale maLoc;
541         public:
542             localizedsorter(rtl_Locale* pLoc) : maLoc(pLoc) {}
543             FcChar8* bestname(const std::vector<lang_and_family> &families);
544     };
545 
546     FcChar8* localizedsorter::bestname(const std::vector<lang_and_family> &families)
547     {
548         FcChar8* candidate = families.begin()->second;
549         rtl::OString sLangMatch(rtl::OUStringToOString(maLoc.getLanguage().toAsciiLowerCase(), RTL_TEXTENCODING_UTF8));
550 	rtl::OString sFullMatch = sLangMatch;
551         sFullMatch += OString('-');
552         sFullMatch += rtl::OUStringToOString(maLoc.getCountry().toAsciiLowerCase(), RTL_TEXTENCODING_UTF8);
553 
554         std::vector<lang_and_family>::const_iterator aEnd = families.end();
555         bool alreadyclosematch = false;
556         for( std::vector<lang_and_family>::const_iterator aIter = families.begin(); aIter != aEnd; ++aIter )
557         {
558             const char *pLang = (const char*)aIter->first;
559             if( rtl_str_compare( pLang, sFullMatch.getStr() ) == 0)
560             {
561                 // both language and country match
562                 candidate = aIter->second;
563                 break;
564             }
565             else if( alreadyclosematch )
566 	        continue;
567             else if( rtl_str_compare( pLang, sLangMatch.getStr()) == 0)
568             {
569                 // just the language matches
570                 candidate = aIter->second;
571                 alreadyclosematch = true;
572             }
573             else if( rtl_str_compare( pLang, "en") == 0)
574             {
575                 // fallback to the english family name
576                 candidate = aIter->second;
577             }
578         }
579         return candidate;
580     }
581 }
582 
583 FcResult FontCfgWrapper::FamilyFromPattern(FcPattern* pPattern, FcChar8 **family)
584 {
585     FcChar8 *origfamily;
586     FcResult eFamilyRes	= FcPatternGetString( pPattern, FC_FAMILY, 0, &origfamily );
587     *family = origfamily;
588 
589     if( eFamilyRes == FcResultMatch)
590     {
591         FcChar8* familylang = NULL;
592         if (FcPatternGetString( pPattern, FC_FAMILYLANG, 0, &familylang ) == FcResultMatch)
593         {
594             std::vector< lang_and_family > lang_and_families;
595             lang_and_families.push_back(lang_and_family(familylang, *family));
596             int k = 1;
597             while (1)
598             {
599                 if (FcPatternGetString( pPattern, FC_FAMILYLANG, k, &familylang ) != FcResultMatch)
600                     break;
601                 if (FcPatternGetString( pPattern, FC_FAMILY, k, family ) != FcResultMatch)
602                     break;
603                 lang_and_families.push_back(lang_and_family(familylang, *family));
604                 ++k;
605             }
606 
607             //possible to-do, sort by UILocale instead of process locale
608             rtl_Locale* pLoc;
609             osl_getProcessLocale(&pLoc);
610             localizedsorter aSorter(pLoc);
611             *family = aSorter.bestname(lang_and_families);
612 
613             std::vector<lang_and_family>::const_iterator aEnd = lang_and_families.end();
614             for (std::vector<lang_and_family>::const_iterator aIter = lang_and_families.begin(); aIter != aEnd; ++aIter)
615             {
616                 const char *candidate = (const char*)(aIter->second);
617                 if (rtl_str_compare(candidate, (const char*)(*family)) != 0)
618                     m_aFontNameToLocalized[OString(candidate)] = OString((const char*)(*family));
619             }
620             if (rtl_str_compare((const char*)origfamily, (const char*)(*family)) != 0)
621                 m_aLocalizedToCanonical[OString((const char*)(*family))] = OString((const char*)origfamily);
622         }
623     }
624 
625     return eFamilyRes;
626 }
627 
628 /*
629  * PrintFontManager::initFontconfig
630  */
631 bool PrintFontManager::initFontconfig()
632 {
633     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
634     if( ! rWrapper.isValid() )
635         return false;
636     return true;
637 }
638 
639 namespace
640 {
641     weight::type convertWeight(int weight)
642     {
643         // set weight
644         if( weight <= FC_WEIGHT_THIN )
645             return weight::Thin;
646         else if( weight <= FC_WEIGHT_ULTRALIGHT )
647             return weight::UltraLight;
648         else if( weight <= FC_WEIGHT_LIGHT )
649             return weight::Light;
650         else if( weight <= FC_WEIGHT_BOOK )
651             return weight::SemiLight;
652         else if( weight <= FC_WEIGHT_NORMAL )
653             return weight::Normal;
654         else if( weight <= FC_WEIGHT_MEDIUM )
655             return weight::Medium;
656         else if( weight <= FC_WEIGHT_SEMIBOLD )
657             return weight::SemiBold;
658         else if( weight <= FC_WEIGHT_BOLD )
659             return weight::Bold;
660         else if( weight <= FC_WEIGHT_ULTRABOLD )
661             return weight::UltraBold;
662         return weight::Black;
663     }
664 
665     italic::type convertSlant(int slant)
666     {
667         // set italic
668         if( slant == FC_SLANT_ITALIC )
669             return italic::Italic;
670         else if( slant == FC_SLANT_OBLIQUE )
671             return italic::Oblique;
672         return italic::Upright;
673     }
674 
675     pitch::type convertSpacing(int spacing)
676     {
677         // set pitch
678         if( spacing == FC_MONO || spacing == FC_CHARCELL )
679             return pitch::Fixed;
680         return pitch::Variable;
681     }
682 
683     width::type convertWidth(int width)
684     {
685         if (width == FC_WIDTH_ULTRACONDENSED)
686             return width::UltraCondensed;
687         else if (width == FC_WIDTH_EXTRACONDENSED)
688             return width::ExtraCondensed;
689         else if (width == FC_WIDTH_CONDENSED)
690             return width::Condensed;
691         else if (width == FC_WIDTH_SEMICONDENSED)
692             return width::SemiCondensed;
693         else if (width == FC_WIDTH_SEMIEXPANDED)
694             return width::SemiExpanded;
695         else if (width == FC_WIDTH_EXPANDED)
696             return width::Expanded;
697         else if (width == FC_WIDTH_EXTRAEXPANDED)
698             return width::ExtraExpanded;
699         else if (width == FC_WIDTH_ULTRAEXPANDED)
700             return width::UltraExpanded;
701         return width::Normal;
702     }
703 }
704 
705 int PrintFontManager::countFontconfigFonts( std::hash_map<rtl::OString, int, rtl::OStringHash>& o_rVisitedPaths )
706 {
707     int nFonts = 0;
708 
709     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
710     if( !rWrapper.isValid() )
711         return 0;
712 
713     FcFontSet* pFSet = rWrapper.getFontSet();
714     if( pFSet )
715     {
716 #if OSL_DEBUG_LEVEL > 1
717         fprintf( stderr, "found %d entries in fontconfig fontset\n", pFSet->nfont );
718 #endif
719         for( int i = 0; i < pFSet->nfont; i++ )
720         {
721             FcChar8* file = NULL;
722             FcChar8* family = NULL;
723             FcChar8* style = NULL;
724             int slant = 0;
725             int weight = 0;
726             int spacing = 0;
727             int nCollectionEntry = -1;
728             FcBool outline = false;
729 
730             FcResult eFileRes	      = rWrapper.FcPatternGetString( pFSet->fonts[i], FC_FILE, 0, &file );
731             FcResult eFamilyRes       = rWrapper.FamilyFromPattern( pFSet->fonts[i], &family );
732             FcResult eStyleRes	      = rWrapper.FcPatternGetString( pFSet->fonts[i], FC_STYLE, 0, &style );
733             FcResult eSlantRes	      = rWrapper.FcPatternGetInteger( pFSet->fonts[i], FC_SLANT, 0, &slant );
734             FcResult eWeightRes	      = rWrapper.FcPatternGetInteger( pFSet->fonts[i], FC_WEIGHT, 0, &weight );
735             FcResult eSpacRes	      = rWrapper.FcPatternGetInteger( pFSet->fonts[i], FC_SPACING, 0, &spacing );
736             FcResult eOutRes	      = rWrapper.FcPatternGetBool( pFSet->fonts[i], FC_OUTLINE, 0, &outline );
737             FcResult eIndexRes        = rWrapper.FcPatternGetInteger( pFSet->fonts[i], FC_INDEX, 0, &nCollectionEntry );
738 
739             if( eFileRes != FcResultMatch || eFamilyRes != FcResultMatch || eOutRes != FcResultMatch )
740                 continue;
741 
742 #if (OSL_DEBUG_LEVEL > 2)
743             fprintf( stderr, "found font \"%s\" in file %s\n"
744                      "   weight = %d, slant = %d, style = \"%s\"\n"
745                      "   spacing = %d, outline = %d\n"
746                      , family, file
747                      , eWeightRes == FcResultMatch ? weight : -1
748                      , eSpacRes == FcResultMatch ? slant : -1
749                      , eStyleRes == FcResultMatch ? (const char*) style : "<nil>"
750                      , eSpacRes == FcResultMatch ? spacing : -1
751                      , eOutRes == FcResultMatch ? outline : -1
752                      );
753 #endif
754 
755 //            OSL_ASSERT(eOutRes != FcResultMatch || outline);
756 
757             // only outline fonts are usable to psprint anyway
758             if( eOutRes == FcResultMatch && ! outline )
759                 continue;
760 
761             // see if this font is already cached
762             // update attributes
763             std::list< PrintFont* > aFonts;
764             OString aDir, aBase, aOrgPath( (sal_Char*)file );
765             splitPath( aOrgPath, aDir, aBase );
766 
767             o_rVisitedPaths[aDir] = 1;
768 
769             int nDirID = getDirectoryAtom( aDir, true );
770             if( ! m_pFontCache->getFontCacheFile( nDirID, aBase, aFonts ) )
771             {
772 #if OSL_DEBUG_LEVEL > 2
773                 fprintf( stderr, "file %s not cached\n", aBase.getStr() );
774 #endif
775                 // not known, analyze font file to get attributes
776                 // not described by fontconfig (e.g. alias names, PSName)
777                 std::list< OString > aDummy;
778                 analyzeFontFile( nDirID, aBase, aDummy, aFonts );
779 #if OSL_DEBUG_LEVEL > 1
780                 if( aFonts.empty() )
781                     fprintf( stderr, "Warning: file \"%s\" is unusable to psprint\n", aOrgPath.getStr() );
782 #endif
783             }
784             if( aFonts.empty() )
785             {
786                 // TODO: remove fonts unusable to psprint from fontset
787                 continue;
788             }
789 
790             int nFamilyName = m_pAtoms->getAtom( ATOM_FAMILYNAME, OStringToOUString( OString( (sal_Char*)family ), RTL_TEXTENCODING_UTF8 ), sal_True );
791             PrintFont* pUpdate = aFonts.front();
792             std::list<PrintFont*>::const_iterator second_font = aFonts.begin();
793             ++second_font;
794             if( second_font != aFonts.end() ) // more than one font
795             {
796                 // a collection entry, get the correct index
797                 if( eIndexRes == FcResultMatch && nCollectionEntry != -1 )
798                 {
799                     for( std::list< PrintFont* >::iterator it = aFonts.begin(); it != aFonts.end(); ++it )
800                     {
801                         if( (*it)->m_eType == fonttype::TrueType &&
802                             static_cast<TrueTypeFontFile*>(*it)->m_nCollectionEntry == nCollectionEntry )
803                         {
804                             pUpdate = *it;
805                             break;
806                         }
807                     }
808                     // update collection entry
809                     // additional entries will be created in the cache
810                     // if this is a new index (that is if the loop above
811                     // ran to the end of the list)
812                     if( pUpdate->m_eType == fonttype::TrueType ) // sanity check, this should always be the case here
813                         static_cast<TrueTypeFontFile*>(pUpdate)->m_nCollectionEntry = nCollectionEntry;
814                 }
815                 else
816                 {
817 #if OSL_DEBUG_LEVEL > 1
818                     fprintf( stderr, "multiple fonts for file, but no index in fontconfig pattern ! (index res = %d collection entry = %d\nfile will not be used\n", eIndexRes, nCollectionEntry );
819 #endif
820                     // we have found more than one font in this file
821                     // but fontconfig will not tell us which index is meant
822                     // -> something is in disorder, do not use this font
823                     pUpdate = NULL;
824                 }
825             }
826 
827             if( pUpdate )
828             {
829                 // set family name
830                 if( pUpdate->m_nFamilyName != nFamilyName )
831                 {
832 #if 0 // fontconfig prefers nameid=16 for the family name which is all fine
833       // but Writer suffers from #i79878#
834       // the only reasonable workaround for now is to use the classic nameid=1
835                     pUpdate->m_aAliases.remove( pUpdate->m_nFamilyName );
836                     pUpdate->m_aAliases.push_back( pUpdate->m_nFamilyName );
837                     pUpdate->m_aAliases.remove( nFamilyName );
838                     pUpdate->m_nFamilyName = nFamilyName;
839 #endif
840                 }
841                 if( eWeightRes == FcResultMatch )
842 					pUpdate->m_eWeight = convertWeight(weight);
843                 if( eSpacRes == FcResultMatch )
844                     pUpdate->m_ePitch = convertSpacing(spacing);
845                 if( eSlantRes == FcResultMatch )
846 					pUpdate->m_eItalic = convertSlant(slant);
847                 if( eStyleRes == FcResultMatch )
848                 {
849                     pUpdate->m_aStyleName = OStringToOUString( OString( (sal_Char*)style ), RTL_TEXTENCODING_UTF8 );
850                 }
851 
852                 // update font cache
853                 m_pFontCache->updateFontCacheEntry( pUpdate, false );
854                 // sort into known fonts
855                 fontID aFont = m_nNextFontID++;
856                 m_aFonts[ aFont ] = pUpdate;
857                 m_aFontFileToFontID[ aBase ].insert( aFont );
858                 nFonts++;
859 #if OSL_DEBUG_LEVEL > 2
860                 fprintf( stderr, "inserted font %s as fontID %d\n", family, aFont );
861 #endif
862             }
863             // clean up the fonts we did not put into the list
864             for( std::list< PrintFont* >::iterator it = aFonts.begin(); it != aFonts.end(); ++it )
865             {
866                 if( *it != pUpdate )
867                 {
868                     m_pFontCache->updateFontCacheEntry( *it, false ); // prepare a cache entry for a collection item
869                     delete *it;
870                 }
871             }
872         }
873     }
874 
875     // how does one get rid of the config ?
876 #if OSL_DEBUG_LEVEL > 1
877     fprintf( stderr, "inserted %d fonts from fontconfig\n", nFonts );
878 #endif
879     return nFonts;
880 }
881 
882 void PrintFontManager::deinitFontconfig()
883 {
884     FontCfgWrapper::release();
885 }
886 
887 int PrintFontManager::FreeTypeCharIndex( void *pFace, sal_uInt32 aChar )
888 {
889     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
890     return rWrapper.isValid() ? rWrapper.FcFreeTypeCharIndex( (FT_Face)pFace, aChar ) : 0;
891 }
892 
893 bool PrintFontManager::addFontconfigDir( const rtl::OString& rDirName )
894 {
895     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
896     if( ! rWrapper.isValid() )
897         return false;
898 
899     // workaround for a stability problems in older FC versions
900     // when handling application specifc fonts
901     const int nVersion = rWrapper.FcGetVersion();
902     if( nVersion <= 20400 )
903         return false;
904     const char* pDirName = (const char*)rDirName.getStr();
905     bool bDirOk = (rWrapper.FcConfigAppFontAddDir( rWrapper.FcConfigGetCurrent(), (FcChar8*)pDirName ) == FcTrue);
906 
907 #if OSL_DEBUG_LEVEL > 1
908     fprintf( stderr, "FcConfigAppFontAddDir( \"%s\") => %d\n", pDirName, bDirOk );
909 #endif
910 
911     if( !bDirOk )
912         return false;
913 
914     // load dir-specific fc-config file too if available
915     const rtl::OString aConfFileName = rDirName + "/fc_local.conf";
916     FILE* pCfgFile = fopen( aConfFileName.getStr(), "rb" );
917     if( pCfgFile )
918     {
919         fclose( pCfgFile);
920         bool bCfgOk = rWrapper.FcConfigParseAndLoad( rWrapper.FcConfigGetCurrent(),
921                         (FcChar8*)aConfFileName.getStr(), FcTrue );
922         if( !bCfgOk )
923             fprintf( stderr, "FcConfigParseAndLoad( \"%s\") => %d\n", aConfFileName.getStr(), bCfgOk );
924     }
925 
926     return true;
927 }
928 
929 static void addtopattern(FontCfgWrapper& rWrapper, FcPattern *pPattern,
930 	italic::type eItalic, weight::type eWeight, width::type eWidth, pitch::type ePitch)
931 {
932     if( eItalic != italic::Unknown )
933     {
934         int nSlant = FC_SLANT_ROMAN;
935         switch( eItalic )
936         {
937             case italic::Italic:	 	nSlant = FC_SLANT_ITALIC;break;
938             case italic::Oblique:	 	nSlant = FC_SLANT_OBLIQUE;break;
939             default:
940                 break;
941         }
942         rWrapper.FcPatternAddInteger( pPattern, FC_SLANT, nSlant );
943     }
944     if( eWeight != weight::Unknown )
945     {
946         int nWeight = FC_WEIGHT_NORMAL;
947         switch( eWeight )
948         {
949             case weight::Thin:			nWeight = FC_WEIGHT_THIN;break;
950             case weight::UltraLight:	nWeight = FC_WEIGHT_ULTRALIGHT;break;
951             case weight::Light:			nWeight = FC_WEIGHT_LIGHT;break;
952             case weight::SemiLight:		nWeight = FC_WEIGHT_BOOK;break;
953             case weight::Normal:		nWeight = FC_WEIGHT_NORMAL;break;
954             case weight::Medium:		nWeight = FC_WEIGHT_MEDIUM;break;
955             case weight::SemiBold:		nWeight = FC_WEIGHT_SEMIBOLD;break;
956             case weight::Bold:			nWeight = FC_WEIGHT_BOLD;break;
957             case weight::UltraBold:		nWeight	= FC_WEIGHT_ULTRABOLD;break;
958             case weight::Black:			nWeight	= FC_WEIGHT_BLACK;break;
959             default:
960                 break;
961         }
962         rWrapper.FcPatternAddInteger( pPattern, FC_WEIGHT, nWeight );
963     }
964     if( eWidth != width::Unknown )
965     {
966         int nWidth = FC_WIDTH_NORMAL;
967         switch( eWidth )
968         {
969             case width::UltraCondensed:	nWidth = FC_WIDTH_ULTRACONDENSED;break;
970             case width::ExtraCondensed: nWidth = FC_WIDTH_EXTRACONDENSED;break;
971             case width::Condensed:		nWidth = FC_WIDTH_CONDENSED;break;
972             case width::SemiCondensed:	nWidth = FC_WIDTH_SEMICONDENSED;break;
973             case width::Normal:			nWidth = FC_WIDTH_NORMAL;break;
974             case width::SemiExpanded:	nWidth = FC_WIDTH_SEMIEXPANDED;break;
975             case width::Expanded:		nWidth = FC_WIDTH_EXPANDED;break;
976             case width::ExtraExpanded:	nWidth = FC_WIDTH_EXTRAEXPANDED;break;
977             case width::UltraExpanded:	nWidth = FC_WIDTH_ULTRACONDENSED;break;
978             default:
979                 break;
980         }
981         rWrapper.FcPatternAddInteger( pPattern, FC_WIDTH, nWidth );
982     }
983     if( ePitch != pitch::Unknown )
984     {
985         int nSpacing = FC_PROPORTIONAL;
986         switch( ePitch )
987         {
988             case pitch::Fixed:			nSpacing = FC_MONO;break;
989             case pitch::Variable:		nSpacing = FC_PROPORTIONAL;break;
990             default:
991                 break;
992         }
993         rWrapper.FcPatternAddInteger( pPattern, FC_SPACING, nSpacing );
994         if (nSpacing == FC_MONO)
995             rWrapper.FcPatternAddString( pPattern, FC_FAMILY, (FcChar8*)"monospace");
996     }
997 }
998 
999 rtl::OUString PrintFontManager::Substitute(const rtl::OUString& rFontName,
1000     rtl::OUString& rMissingCodes, const rtl::OString &rLangAttrib,
1001     italic::type &rItalic, weight::type &rWeight,
1002     width::type &rWidth, pitch::type &rPitch) const
1003 {
1004     rtl::OUString aName;
1005     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
1006     if( ! rWrapper.isValid() )
1007         return aName;
1008 
1009     // build pattern argument for fontconfig query
1010     FcPattern* pPattern = rWrapper.FcPatternCreate();
1011 
1012     // Prefer scalable fonts
1013     rWrapper.FcPatternAddBool( pPattern, FC_SCALABLE, FcTrue );
1014 
1015     const rtl::OString aTargetName = rtl::OUStringToOString( rFontName, RTL_TEXTENCODING_UTF8 );
1016     const FcChar8* pTargetNameUtf8 = (FcChar8*)aTargetName.getStr();
1017     rWrapper.FcPatternAddString( pPattern, FC_FAMILY, pTargetNameUtf8 );
1018 
1019     const FcChar8* pLangAttribUtf8 = (FcChar8*)rLangAttrib.getStr();
1020     if( rLangAttrib.getLength() )
1021         rWrapper.FcPatternAddString( pPattern, FC_LANG, pLangAttribUtf8 );
1022 
1023     // Add required Unicode characters, if any
1024     if ( rMissingCodes.getLength() )
1025     {
1026        FcCharSet *unicodes = rWrapper.FcCharSetCreate();
1027        for( sal_Int32 nStrIndex = 0; nStrIndex < rMissingCodes.getLength(); )
1028        {
1029            // also handle unicode surrogates
1030            const sal_uInt32 nCode = rMissingCodes.iterateCodePoints( &nStrIndex );
1031            rWrapper.FcCharSetAddChar( unicodes, nCode );
1032        }
1033        rWrapper.FcPatternAddCharSet( pPattern, FC_CHARSET, unicodes);
1034        rWrapper.FcCharSetDestroy( unicodes );
1035     }
1036 
1037     addtopattern(rWrapper, pPattern, rItalic, rWeight, rWidth, rPitch);
1038 
1039     // query fontconfig for a substitute
1040     rWrapper.FcConfigSubstitute( rWrapper.FcConfigGetCurrent(), pPattern, FcMatchPattern );
1041     rWrapper.FcDefaultSubstitute( pPattern );
1042 
1043     // process the result of the fontconfig query
1044     FcResult eResult = FcResultNoMatch;
1045     FcFontSet* pFontSet = rWrapper.getFontSet();
1046     FcPattern* pResult = rWrapper.FcFontSetMatch( rWrapper.FcConfigGetCurrent(), &pFontSet, 1, pPattern, &eResult );
1047     rWrapper.FcPatternDestroy( pPattern );
1048 
1049     FcFontSet*  pSet = NULL;
1050     if( pResult )
1051     {
1052         pSet = rWrapper.FcFontSetCreate();
1053         // info: destroying the pSet destroys pResult implicitly
1054         // since pResult was "added" to pSet
1055         rWrapper.FcFontSetAdd( pSet, pResult );
1056     }
1057 
1058     if( pSet )
1059     {
1060         if( pSet->nfont > 0 )
1061         {
1062             //extract the closest match
1063             FcChar8* family = NULL;
1064             FcResult eFileRes = rWrapper.FcPatternGetString( pSet->fonts[0], FC_FAMILY, 0, &family );
1065 
1066 			// get the family name
1067             if( eFileRes == FcResultMatch )
1068             {
1069                 OString sFamily((sal_Char*)family);
1070                 std::hash_map< rtl::OString, rtl::OString, rtl::OStringHash >::const_iterator aI = rWrapper.m_aFontNameToLocalized.find(sFamily);
1071                 if (aI != rWrapper.m_aFontNameToLocalized.end())
1072                     sFamily = aI->second;
1073                 aName = rtl::OStringToOUString( sFamily, RTL_TEXTENCODING_UTF8 );
1074 
1075 
1076                 int val = 0;
1077                 if ( FcResultMatch == rWrapper.FcPatternGetInteger( pSet->fonts[0], FC_WEIGHT, 0, &val))
1078                     rWeight = convertWeight(val);
1079                 if ( FcResultMatch == rWrapper.FcPatternGetInteger( pSet->fonts[0], FC_SLANT, 0, &val))
1080                     rItalic = convertSlant(val);
1081                 if ( FcResultMatch == rWrapper.FcPatternGetInteger( pSet->fonts[0], FC_SPACING, 0, &val))
1082                     rPitch = convertSpacing(val);
1083                 if ( FcResultMatch == rWrapper.FcPatternGetInteger( pSet->fonts[0], FC_WIDTH, 0, &val))
1084                     rWidth = convertWidth(val);
1085             }
1086 
1087 			// update rMissingCodes by removing resolved unicodes
1088 	    	if( rMissingCodes.getLength() > 0 )
1089             {
1090                 sal_uInt32* pRemainingCodes = (sal_uInt32*)alloca( rMissingCodes.getLength() * sizeof(sal_uInt32) );
1091                 int nRemainingLen = 0;
1092 		    	FcCharSet* unicodes;
1093 		    	if( !rWrapper.FcPatternGetCharSet( pSet->fonts[0], FC_CHARSET, 0, &unicodes ) )
1094 		    	{
1095        				for( sal_Int32 nStrIndex = 0; nStrIndex < rMissingCodes.getLength(); )
1096 					{
1097 						// also handle unicode surrogates
1098 						const sal_uInt32 nCode = rMissingCodes.iterateCodePoints( &nStrIndex );
1099 		            	if( rWrapper.FcCharSetHasChar( unicodes, nCode ) != FcTrue )
1100 							pRemainingCodes[ nRemainingLen++ ] = nCode;
1101                     }
1102 		    	}
1103 		    	rMissingCodes = OUString( pRemainingCodes, nRemainingLen );
1104             }
1105         }
1106 
1107     	rWrapper.FcFontSetDestroy( pSet );
1108     }
1109 
1110     return aName;
1111 }
1112 
1113 bool PrintFontManager::getFontOptions(
1114     const FastPrintFontInfo& rInfo, int nSize, void (*subcallback)(void*),
1115     ImplFontOptions& rOptions) const
1116 {
1117 #ifndef ENABLE_FONTCONFIG
1118     (void)rInfo;(void)nSize;(void)subcallback;(void)rOptions;
1119     return false;
1120 #else // ENABLE_FONTCONFIG
1121     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
1122     if( ! rWrapper.isValid() )
1123         return false;
1124 
1125     FcConfig* pConfig = rWrapper.FcConfigGetCurrent();
1126     FcPattern* pPattern = rWrapper.FcPatternCreate();
1127 
1128     OString sFamily = OUStringToOString( rInfo.m_aFamilyName, RTL_TEXTENCODING_UTF8 );
1129 
1130     std::hash_map< rtl::OString, rtl::OString, rtl::OStringHash >::const_iterator aI = rWrapper.m_aLocalizedToCanonical.find(sFamily);
1131     if (aI != rWrapper.m_aLocalizedToCanonical.end())
1132         sFamily = aI->second;
1133     if( sFamily.getLength() )
1134         rWrapper.FcPatternAddString( pPattern, FC_FAMILY, (FcChar8*)sFamily.getStr() );
1135 
1136     addtopattern(rWrapper, pPattern, rInfo.m_eItalic, rInfo.m_eWeight, rInfo.m_eWidth, rInfo.m_ePitch);
1137     rWrapper.FcPatternAddDouble( pPattern, FC_PIXEL_SIZE, nSize);
1138 
1139     FcBool embitmap = true, antialias = true, autohint = true, hinting = true;
1140     int hintstyle = FC_HINT_FULL;
1141 
1142     rWrapper.FcConfigSubstitute( pConfig, pPattern, FcMatchPattern );
1143     if (subcallback) subcallback(pPattern);
1144     rWrapper.FcDefaultSubstitute( pPattern );
1145 
1146     FcResult eResult = FcResultNoMatch;
1147     FcFontSet* pFontSet = rWrapper.getFontSet();
1148     FcPattern* pResult = rWrapper.FcFontSetMatch( pConfig, &pFontSet, 1, pPattern, &eResult );
1149     if( pResult )
1150     {
1151         FcFontSet* pSet = rWrapper.FcFontSetCreate();
1152         rWrapper.FcFontSetAdd( pSet, pResult );
1153         if( pSet->nfont > 0 )
1154         {
1155             FcResult eEmbeddedBitmap = rWrapper.FcPatternGetBool(pSet->fonts[0],
1156                 FC_EMBEDDED_BITMAP, 0, &embitmap);
1157             FcResult eAntialias = rWrapper.FcPatternGetBool(pSet->fonts[0],
1158                 FC_ANTIALIAS, 0, &antialias);
1159             FcResult eAutoHint = rWrapper.FcPatternGetBool(pSet->fonts[0],
1160                 FC_AUTOHINT, 0, &autohint);
1161             FcResult eHinting = rWrapper.FcPatternGetBool(pSet->fonts[0],
1162                 FC_HINTING, 0, &hinting);
1163             /*FcResult eHintStyle =*/ rWrapper.FcPatternGetInteger( pSet->fonts[0],
1164                 FC_HINT_STYLE, 0, &hintstyle);
1165 
1166             if( eEmbeddedBitmap == FcResultMatch )
1167                 rOptions.meEmbeddedBitmap = embitmap ? EMBEDDEDBITMAP_TRUE : EMBEDDEDBITMAP_FALSE;
1168             if( eAntialias == FcResultMatch )
1169                 rOptions.meAntiAlias = antialias ? ANTIALIAS_TRUE : ANTIALIAS_FALSE;
1170             if( eAutoHint == FcResultMatch )
1171                 rOptions.meAutoHint = autohint ? AUTOHINT_TRUE : AUTOHINT_FALSE;
1172             if( eHinting == FcResultMatch )
1173                 rOptions.meHinting = hinting ? HINTING_TRUE : HINTING_FALSE;
1174             switch (hintstyle)
1175             {
1176                 case FC_HINT_NONE:   rOptions.meHintStyle = HINT_NONE; break;
1177                 case FC_HINT_SLIGHT: rOptions.meHintStyle = HINT_SLIGHT; break;
1178                 case FC_HINT_MEDIUM: rOptions.meHintStyle = HINT_MEDIUM; break;
1179                 default: // fall through
1180                 case FC_HINT_FULL:   rOptions.meHintStyle = HINT_FULL; break;
1181             }
1182         }
1183         // info: destroying the pSet destroys pResult implicitly
1184         // since pResult was "added" to pSet
1185         rWrapper.FcFontSetDestroy( pSet );
1186     }
1187 
1188     // cleanup
1189     rWrapper.FcPatternDestroy( pPattern );
1190 
1191     // TODO: return true only if non-default font options are set
1192     const bool bOK = (pResult != NULL);
1193     return bOK;
1194 #endif
1195 }
1196 
1197 bool PrintFontManager::matchFont( FastPrintFontInfo& rInfo, const com::sun::star::lang::Locale& rLocale )
1198 {
1199     FontCfgWrapper& rWrapper = FontCfgWrapper::get();
1200     if( ! rWrapper.isValid() )
1201         return false;
1202 
1203     FcConfig* pConfig = rWrapper.FcConfigGetCurrent();
1204     FcPattern* pPattern = rWrapper.FcPatternCreate();
1205 
1206     OString aLangAttrib;
1207     // populate pattern with font characteristics
1208     if( rLocale.Language.getLength() )
1209     {
1210         OUStringBuffer aLang(6);
1211         aLang.append( rLocale.Language );
1212         if( rLocale.Country.getLength() )
1213         {
1214             aLang.append( sal_Unicode('-') );
1215             aLang.append( rLocale.Country );
1216         }
1217         aLangAttrib = OUStringToOString( aLang.makeStringAndClear(), RTL_TEXTENCODING_UTF8 );
1218     }
1219     if( aLangAttrib.getLength() )
1220         rWrapper.FcPatternAddString( pPattern, FC_LANG, (FcChar8*)aLangAttrib.getStr() );
1221 
1222     OString aFamily = OUStringToOString( rInfo.m_aFamilyName, RTL_TEXTENCODING_UTF8 );
1223     if( aFamily.getLength() )
1224         rWrapper.FcPatternAddString( pPattern, FC_FAMILY, (FcChar8*)aFamily.getStr() );
1225 
1226     addtopattern(rWrapper, pPattern, rInfo.m_eItalic, rInfo.m_eWeight, rInfo.m_eWidth, rInfo.m_ePitch);
1227 
1228     rWrapper.FcConfigSubstitute( pConfig, pPattern, FcMatchPattern );
1229     rWrapper.FcDefaultSubstitute( pPattern );
1230     FcResult eResult = FcResultNoMatch;
1231     FcFontSet *pFontSet = rWrapper.getFontSet();
1232     FcPattern* pResult = rWrapper.FcFontSetMatch( pConfig, &pFontSet, 1, pPattern, &eResult );
1233     bool bSuccess = false;
1234     if( pResult )
1235     {
1236         FcFontSet* pSet = rWrapper.FcFontSetCreate();
1237         rWrapper.FcFontSetAdd( pSet, pResult );
1238         if( pSet->nfont > 0 )
1239         {
1240             //extract the closest match
1241             FcChar8* file = NULL;
1242             FcResult eFileRes = rWrapper.FcPatternGetString( pSet->fonts[0], FC_FILE, 0, &file );
1243             if( eFileRes == FcResultMatch )
1244             {
1245                 OString aDir, aBase, aOrgPath( (sal_Char*)file );
1246                 splitPath( aOrgPath, aDir, aBase );
1247                 int nDirID = getDirectoryAtom( aDir, true );
1248                 fontID aFont = findFontFileID( nDirID, aBase );
1249                 if( aFont > 0 )
1250                     bSuccess = getFontFastInfo( aFont, rInfo );
1251             }
1252         }
1253         // info: destroying the pSet destroys pResult implicitly
1254         // since pResult was "added" to pSet
1255         rWrapper.FcFontSetDestroy( pSet );
1256     }
1257 
1258     // cleanup
1259     rWrapper.FcPatternDestroy( pPattern );
1260 
1261     return bSuccess;
1262 }
1263 
1264 #else // ENABLE_FONTCONFIG not defined
1265 
1266 bool PrintFontManager::initFontconfig()
1267 {
1268     return false;
1269 }
1270 
1271 int PrintFontManager::countFontconfigFonts( std::hash_map<rtl::OString, int, rtl::OStringHash>& )
1272 {
1273     return 0;
1274 }
1275 
1276 void PrintFontManager::deinitFontconfig()
1277 {}
1278 
1279 bool PrintFontManager::addFontconfigDir( const rtl::OString& )
1280 {
1281     return false;
1282 }
1283 
1284 bool PrintFontManager::matchFont( FastPrintFontInfo&, const com::sun::star::lang::Locale& )
1285 {
1286     return false;
1287 }
1288 
1289 int PrintFontManager::FreeTypeCharIndex( void*, sal_uInt32 )
1290 {
1291     return 0;
1292 }
1293 
1294 rtl::OUString PrintFontManager::Substitute( const rtl::OUString&,
1295     rtl::OUString&, const rtl::OString&, italic::type, weight::type, width::type, pitch::type) const
1296 {
1297     rtl::OUString aName;
1298     return aName;
1299 }
1300 
1301 #endif // ENABLE_FONTCONFIG
1302 
1303