src/mac/carbon/font.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/font.cpp
   3 // Purpose:     wxFont class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/font.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/string.h"
  18     #include "wx/utils.h"
  19     #include "wx/intl.h"
  20     #include "wx/gdicmn.h"
  21     #include "wx/log.h"
  22 #endif
  23
  24 #include "wx/fontutil.h"
  25 #include "wx/graphics.h"
  26 #include "wx/settings.h"
  27
  28 #include "wx/mac/uma.h"
  29
  30 #ifndef __DARWIN__
  31 #include <ATSUnicode.h>
  32 #endif
  33
  34 #include <map>
  35 #include <string>
  36
  37 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
  38
  39
  40 class WXDLLEXPORT wxFontRefData: public wxGDIRefData
  41 {
  42 public:
  43     wxFontRefData()
  44     {
  45         Init(10, wxDEFAULT, wxNORMAL, wxNORMAL,
  46              false, wxT("applicationfont"), wxFONTENCODING_DEFAULT);
  47     }
  48
  49     wxFontRefData(const wxFontRefData& data)
  50     {
  51         Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight,
  52              data.m_underlined, data.m_faceName, data.m_encoding);
  53     }
  54
  55     wxFontRefData(int size,
  56                   int family,
  57                   int style,
  58                   int weight,
  59                   bool underlined,
  60                   const wxString& faceName,
  61                   wxFontEncoding encoding)
  62     {
  63         Init(size, family, style, weight, underlined, faceName, encoding);
  64     }
  65
  66 #if wxMAC_USE_CORE_TEXT
  67     wxFontRefData( wxUint32 coreTextFontType );
  68     wxFontRefData( CTFontRef font );
  69     wxFontRefData( CTFontDescriptorRef fontdescriptor, int size );
  70 #endif
  71
  72     virtual ~wxFontRefData();
  73
  74     void SetNoAntiAliasing( bool no = true ) { m_noAA = no; }
  75
  76     bool GetNoAntiAliasing() const { return m_noAA; }
  77
  78     void SetPointSize( int size )
  79     {
  80         m_pointSize = size;
  81         MacInvalidateNativeFont();
  82     }
  83
  84     int GetPointSize() const { return m_pointSize; }
  85
  86     void SetFamily( int family )
  87     {
  88         m_family = family;
  89         MacInvalidateNativeFont();
  90     }
  91
  92
  93     int GetFamily() const { return m_family; }
  94
  95     void SetStyle( int style )
  96     {
  97         m_style = style;
  98         MacInvalidateNativeFont();
  99     }
 100
 101
 102     int GetStyle() const { return m_style; }
 103
 104     void SetWeight( int weight )
 105     {
 106         m_weight = weight;
 107         MacInvalidateNativeFont();
 108     }
 109
 110
 111     int GetWeight() const { return m_weight; }
 112
 113     void SetUnderlined( bool u )
 114     {
 115         m_underlined = u;
 116         MacInvalidateNativeFont();
 117     }
 118
 119     bool GetUnderlined() const { return m_underlined; }
 120
 121     void SetFaceName( const wxString& facename )
 122     {
 123         m_faceName = facename;
 124         MacInvalidateNativeFont();
 125     }
 126
 127     const wxString& GetFaceName() const { return m_faceName; }
 128
 129     void SetEncoding( wxFontEncoding encoding )
 130     {
 131         m_encoding = encoding;
 132         MacInvalidateNativeFont();
 133     }
 134
 135     wxFontEncoding GetEncoding() const { return m_encoding; }
 136
 137     void MacInvalidateNativeFont();
 138
 139     void MacFindFont();
 140
 141 protected:
 142     // common part of all ctors
 143     void Init(int size,
 144               int family,
 145               int style,
 146               int weight,
 147               bool underlined,
 148               const wxString& faceName,
 149               wxFontEncoding encoding);
 150
 151 #if wxMAC_USE_CORE_TEXT
 152     void Init( CTFontRef font );
 153 #endif
 154     // font characterstics
 155     int             m_pointSize;
 156     int             m_family;
 157     int             m_style;
 158     int             m_weight;
 159     bool            m_underlined;
 160     wxString        m_faceName;
 161     wxFontEncoding  m_encoding;
 162     bool            m_noAA;      // No anti-aliasing
 163
 164 public:
 165 #if wxMAC_USE_ATSU_TEXT
 166     FMFontFamily    m_macFontFamily;
 167     FMFontSize      m_macFontSize;
 168     FMFontStyle     m_macFontStyle;
 169
 170     // ATSU Font Information
 171
 172     // this is split into an ATSU font id that may
 173     // contain some styles (special bold fonts etc) and
 174     // these are the additional qd styles that are not
 175     // included in the ATSU font id
 176     ATSUFontID      m_macATSUFontID;
 177     FMFontStyle     m_macATSUAdditionalQDStyles ;
 178
 179     // for true themeing support we must store the correct font
 180     // information here, as this speeds up and optimizes rendering
 181     ThemeFontID     m_macThemeFontID ;
 182 #endif
 183 #if wxMAC_USE_CORE_TEXT
 184     wxCFRef<CTFontRef> m_ctFont;
 185     wxCFRef<CTFontDescriptorRef> m_ctFontDescriptor;
 186 #endif
 187 #if wxMAC_USE_CORE_TEXT || wxMAC_USE_ATSU_TEXT
 188     ATSUStyle       m_macATSUStyle ;
 189 #endif
 190     wxNativeFontInfo  m_info;
 191 };
 192
 193 #define M_FONTDATA ((wxFontRefData*)m_refData)
 194
 195
 196 // ============================================================================
 197 // implementation
 198 // ============================================================================
 199
 200 // ----------------------------------------------------------------------------
 201 // wxFontRefData
 202 // ----------------------------------------------------------------------------
 203
 204 void wxFontRefData::Init(int pointSize,
 205     int family,
 206     int style,
 207     int weight,
 208     bool underlined,
 209     const wxString& faceName,
 210     wxFontEncoding encoding)
 211 {
 212     m_style = style;
 213     m_pointSize = (pointSize == -1) ? wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).GetPointSize() : pointSize;
 214     m_family = family;
 215     m_style = style;
 216     m_weight = weight;
 217     m_underlined = underlined;
 218     m_faceName = faceName;
 219     m_encoding = encoding;
 220     m_noAA = false;
 221 #if wxMAC_USE_ATSU_TEXT
 222     m_macFontFamily = 0 ;
 223     m_macFontSize = 0;
 224     m_macFontStyle = 0;
 225     m_macATSUFontID = 0;
 226     m_macATSUAdditionalQDStyles = 0 ;
 227     m_macThemeFontID = kThemeCurrentPortFont ;
 228 #endif
 229 #if wxMAC_USE_CORE_TEXT || wxMAC_USE_ATSU_TEXT
 230     m_macATSUStyle = NULL ;
 231 #endif
 232 }
 233
 234 wxFontRefData::~wxFontRefData()
 235 {
 236 #if wxMAC_USE_CORE_TEXT || wxMAC_USE_ATSU_TEXT
 237     if ( m_macATSUStyle )
 238     {
 239         ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle);
 240         m_macATSUStyle = NULL ;
 241     }
 242 #endif
 243 }
 244
 245 void wxFontRefData::MacInvalidateNativeFont()
 246 {
 247 #if wxMAC_USE_CORE_TEXT
 248     m_ctFont.reset();
 249     m_ctFontDescriptor.reset();
 250 #endif
 251 #if wxMAC_USE_CORE_TEXT || wxMAC_USE_ATSU_TEXT
 252     if ( m_macATSUStyle )
 253     {
 254         ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle);
 255         m_macATSUStyle = NULL ;
 256     }
 257 #endif
 258 }
 259
 260 #if wxMAC_USE_CORE_TEXT
 261
 262 /* from Core Text Manual Common Operations */
 263
 264 static CTFontDescriptorRef wxMacCreateCTFontDescriptor(CFStringRef iFamilyName, CTFontSymbolicTraits iTraits )
 265 {
 266     CTFontDescriptorRef descriptor = NULL;
 267     CFMutableDictionaryRef attributes;
 268
 269     assert(iFamilyName != NULL);
 270     // Create a mutable dictionary to hold our attributes.
 271     attributes = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
 272                                            &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
 273     check(attributes != NULL);
 274
 275     if (attributes != NULL) {
 276         // Add a family name to our attributes.
 277         CFDictionaryAddValue(attributes, kCTFontFamilyNameAttribute, iFamilyName);
 278
 279
 280         if ( iTraits ) {
 281             CFMutableDictionaryRef traits;
 282             CFNumberRef symTraits;
 283
 284             // Create the traits dictionary.
 285             symTraits = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type,
 286                                        &iTraits);
 287             check(symTraits != NULL);
 288
 289             if (symTraits != NULL) {
 290                 // Create a dictionary to hold our traits values.
 291                 traits = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
 292                                                    &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
 293                 check(traits != NULL);
 294
 295                 if (traits != NULL) {
 296                     // Add the symbolic traits value to the traits dictionary.
 297                     CFDictionaryAddValue(traits, kCTFontSymbolicTrait, symTraits);
 298
 299                     // Add the traits attribute to our attributes.
 300                     CFDictionaryAddValue(attributes, kCTFontTraitsAttribute, traits);
 301                     CFRelease(traits);
 302                 }
 303                 CFRelease(symTraits);
 304             }
 305         }
 306         // Create the font descriptor with our attributes
 307         descriptor = CTFontDescriptorCreateWithAttributes(attributes);
 308         check(descriptor != NULL);
 309
 310         CFRelease(attributes);
 311     }
 312     // Return our font descriptor.
 313     return descriptor ;
 314 }
 315
 316 wxFontRefData::wxFontRefData( wxUint32 coreTextFontType )
 317 {
 318     CTFontRef font = CTFontCreateUIFontForLanguage( coreTextFontType, 0.0, NULL ) ;
 319     if ( CTFontGetSize(m_ctFont) == 0 )
 320     {
 321         CFRelease(font);
 322         font = CTFontCreateUIFontForLanguage( coreTextFontType, 12.0, NULL );
 323     }
 324     Init( font );
 325 }
 326
 327 wxFontRefData::wxFontRefData( CTFontRef font )
 328 {
 329     Init( font );
 330 }
 331
 332 wxFontRefData::wxFontRefData( CTFontDescriptorRef fontdescriptor, int size )
 333 {
 334     if ( size == 0 )
 335     {
 336         wxCFRef< CFNumberRef > value( (CFNumberRef) CTFontDescriptorCopyAttribute( fontdescriptor, kCTFontSizeAttribute ) );
 337
 338         float fsize;
 339         if ( CFNumberGetValue( value , kCFNumberFloatType , &fsize ) )
 340         {
 341             size = (int) fsize + 0.5 ;
 342         }
 343     }
 344     Init( CTFontCreateWithFontDescriptor(fontdescriptor, size,NULL)  );
 345 }
 346
 347 void wxFontRefData::Init( CTFontRef font )
 348 {
 349     Init(10, wxDEFAULT, wxNORMAL, wxNORMAL,
 350          false, wxT("applicationfont"), wxFONTENCODING_DEFAULT);
 351
 352     m_ctFont.reset( font );
 353 }
 354
 355 #endif
 356
 357 void wxFontRefData::MacFindFont()
 358 {
 359
 360 #if wxMAC_USE_CORE_TEXT
 361     if (  UMAGetSystemVersion() >= 0x1050 )
 362     {
 363         if ( m_faceName.empty() && m_family == wxDEFAULT )
 364         {
 365             m_ctFont.reset(CTFontCreateUIFontForLanguage( kCTFontSystemFontType, 0.0, NULL ));
 366         }
 367
 368         if ( m_ctFont )
 369         {
 370             wxCFStringRef name( CTFontCopyFamilyName( m_ctFont ) );
 371             m_faceName = name.AsString();
 372             m_pointSize = CTFontGetSize(m_ctFont) ;
 373             CTFontSymbolicTraits traits = CTFontGetSymbolicTraits( m_ctFont );
 374             if ( traits & kCTFontItalicTrait )
 375                 m_style = wxITALIC;
 376             if (  traits & kCTFontBoldTrait )
 377                 m_weight = wxBOLD ;
 378             if ( !m_ctFontDescriptor.get() )
 379                 m_ctFontDescriptor.reset( CTFontCopyFontDescriptor( m_ctFont ) );
 380         }
 381         else
 382         {
 383             if ( m_faceName.empty() )
 384             {
 385                 switch ( m_family )
 386                 {
 387                     case wxSCRIPT :
 388                     case wxROMAN :
 389                     case wxDECORATIVE :
 390                         m_faceName = wxT("Times");
 391                         break ;
 392
 393                     case wxSWISS :
 394                         m_faceName =  wxT("Lucida Grande");
 395                         break ;
 396
 397                     case wxMODERN :
 398                     case wxTELETYPE:
 399                         m_faceName =  wxT("Monaco");
 400                         break ;
 401
 402                     default:
 403                         m_faceName =  wxT("Times");
 404                         break ;
 405                 }
 406             }
 407
 408
 409             CTFontSymbolicTraits traits = 0;
 410
 411             if (m_weight == wxBOLD)
 412                 traits |= kCTFontBoldTrait;
 413             if (m_style == wxITALIC || m_style == wxSLANT)
 414                 traits |= kCTFontItalicTrait;
 415
 416 // use font descriptor caching
 417 #if 1
 418             wxString lookupname = wxString::Format( "%s_%ld", m_faceName.c_str(), traits );
 419
 420             static std::map< std::wstring , wxCFRef< CTFontDescriptorRef > > fontdescriptorcache ;
 421
 422             m_ctFontDescriptor = fontdescriptorcache[ std::wstring(lookupname.wc_str()) ];
 423             if ( !m_ctFontDescriptor )
 424             {
 425                 wxCFStringRef cf( m_faceName, wxLocale::GetSystemEncoding() );
 426                 m_ctFontDescriptor.reset( wxMacCreateCTFontDescriptor( cf, traits ) );
 427                 fontdescriptorcache[ std::wstring(lookupname.wc_str()) ] = m_ctFontDescriptor;
 428             }
 429 #else
 430             wxCFStringRef cf( m_faceName, wxLocale::GetSystemEncoding() );
 431             m_ctFontDescriptor.reset( wxMacCreateCTFontDescriptor( cf, traits ) );
 432 #endif
 433
 434 // use font caching
 435 #if 1
 436             wxString lookupnameWithSize = wxString::Format( "%s_%ld_%ld", m_faceName.c_str(), traits, m_pointSize );
 437
 438             static std::map< std::wstring , wxCFRef< CTFontRef > > fontcache ;
 439             m_ctFont = fontcache[ std::wstring(lookupnameWithSize.wc_str()) ];
 440             if ( !m_ctFont )
 441             {
 442                 m_ctFont.reset( CTFontCreateWithFontDescriptor( m_ctFontDescriptor, m_pointSize, NULL ) );
 443                 fontcache[ std::wstring(lookupnameWithSize.wc_str()) ] = m_ctFont;
 444             }
 445 #else
 446             m_ctFont.reset( CTFontCreateWithFontDescriptor( m_ctFontDescriptor, m_pointSize, NULL ) );
 447 #endif
 448         }
 449 #if wxMAC_USE_ATSU_TEXT == 0
 450         OSStatus status = noErr;
 451         CTFontDescriptorRef desc = m_ctFontDescriptor ;
 452         ATSFontRef atsfont = CTFontGetPlatformFont( m_ctFont, &desc );
 453         FMFont fmfont = FMGetFontFromATSFontRef( atsfont );
 454         ATSUAttributeTag atsuTags[] =
 455         {
 456             kATSUFontTag ,
 457             kATSUSizeTag ,
 458             kATSUVerticalCharacterTag,
 459             kATSUQDBoldfaceTag ,
 460             kATSUQDItalicTag ,
 461             kATSUQDUnderlineTag ,
 462         };
 463         ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
 464         {
 465             sizeof( ATSUFontID ) ,
 466             sizeof( Fixed ) ,
 467             sizeof( ATSUVerticalCharacterType),
 468             sizeof( Boolean ) ,
 469             sizeof( Boolean ) ,
 470             sizeof( Boolean ) ,
 471         };
 472         Boolean kTrue = true ;
 473         Boolean kFalse = false ;
 474
 475         Fixed atsuSize = IntToFixed( m_pointSize );
 476         ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
 477         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
 478         {
 479             &fmfont ,
 480             &atsuSize ,
 481             &kHorizontal,
 482             (m_weight == wxBOLD) ? &kTrue : &kFalse ,
 483             (m_style == wxITALIC || m_style == wxSLANT) ? &kTrue : &kFalse ,
 484             (m_underlined) ? &kTrue : &kFalse ,
 485         };
 486
 487         if ( m_macATSUStyle )
 488         {
 489             ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle);
 490             m_macATSUStyle = NULL ;
 491         }
 492         status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUStyle);
 493         wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") );
 494         status = ::ATSUSetAttributes(
 495                                      (ATSUStyle)m_macATSUStyle,
 496                                      sizeof(atsuTags) / sizeof(ATSUAttributeTag) ,
 497                                      atsuTags, atsuSizes, atsuValues);
 498 #endif
 499     }
 500 #endif
 501 #if wxMAC_USE_ATSU_TEXT
 502     {
 503         OSStatus status = noErr;
 504         Str255 qdFontName ;
 505         if ( m_macThemeFontID != kThemeCurrentPortFont )
 506         {
 507             Style style ;
 508             GetThemeFont( m_macThemeFontID, GetApplicationScript(), qdFontName, &m_macFontSize, &style );
 509             if ( m_macFontSize == 0 )
 510                 m_macFontSize = 12;
 511             m_macFontStyle = style ;
 512             m_faceName = wxMacMakeStringFromPascal( qdFontName );
 513             if ( m_macFontStyle & bold )
 514                 m_weight = wxBOLD ;
 515             else
 516                 m_weight = wxNORMAL ;
 517             if ( m_macFontStyle & italic )
 518                 m_style = wxITALIC ;
 519             if ( m_macFontStyle & underline )
 520                 m_underlined = true ;
 521             m_pointSize = m_macFontSize ;
 522             m_macFontFamily = FMGetFontFamilyFromName( qdFontName );
 523         }
 524         else
 525         {
 526             if ( m_faceName.empty() )
 527             {
 528                 if ( m_family == wxDEFAULT )
 529                 {
 530                     m_macFontFamily = GetAppFont();
 531                     FMGetFontFamilyName(m_macFontFamily,qdFontName);
 532                     m_faceName = wxMacMakeStringFromPascal( qdFontName );
 533                 }
 534                 else
 535                 {
 536                     switch ( m_family )
 537                     {
 538                         case wxSCRIPT :
 539                         case wxROMAN :
 540                         case wxDECORATIVE :
 541                             m_faceName = wxT("Times");
 542                             break ;
 543
 544                         case wxSWISS :
 545                             m_faceName =  wxT("Lucida Grande");
 546                             break ;
 547
 548                         case wxMODERN :
 549                         case wxTELETYPE:
 550                             m_faceName =  wxT("Monaco");
 551                             break ;
 552
 553                         default:
 554                             m_faceName =  wxT("Times");
 555                             break ;
 556                     }
 557                     wxMacStringToPascal( m_faceName , qdFontName );
 558                     m_macFontFamily = FMGetFontFamilyFromName( qdFontName );
 559                     if ( m_macFontFamily == kInvalidFontFamily )
 560                     {
 561                         wxLogDebug( wxT("ATSFontFamilyFindFromName failed for %s"), m_faceName.c_str() );
 562                         m_macFontFamily = GetAppFont();
 563                     }
 564                 }
 565             }
 566             else
 567             {
 568                 if ( m_faceName == wxT("systemfont") )
 569                     m_macFontFamily = GetSysFont();
 570                 else if ( m_faceName == wxT("applicationfont") )
 571                     m_macFontFamily = GetAppFont();
 572                 else
 573                 {
 574                     wxCFStringRef cf( m_faceName, wxLocale::GetSystemEncoding() );
 575                     ATSFontFamilyRef atsfamily = ATSFontFamilyFindFromName( cf , kATSOptionFlagsDefault );
 576                     if ( atsfamily == (ATSFontFamilyRef) -1 )
 577                     {
 578                         wxLogDebug( wxT("ATSFontFamilyFindFromName failed for ") + m_faceName );
 579                         m_macFontFamily = GetAppFont();
 580                     }
 581                     else
 582                         m_macFontFamily = FMGetFontFamilyFromATSFontFamilyRef( atsfamily );
 583                 }
 584             }
 585
 586             m_macFontStyle = 0;
 587             if (m_weight == wxBOLD)
 588                 m_macFontStyle |= bold;
 589             if (m_style == wxITALIC || m_style == wxSLANT)
 590                 m_macFontStyle |= italic;
 591             if (m_underlined)
 592                 m_macFontStyle |= underline;
 593             m_macFontSize = m_pointSize ;
 594         }
 595
 596         // we try to get as much styles as possible into ATSU
 597
 598
 599         // ATSUFontID and FMFont are equivalent
 600         FMFontStyle intrinsicStyle = 0 ;
 601         status = FMGetFontFromFontFamilyInstance( m_macFontFamily , m_macFontStyle , &m_macATSUFontID , &intrinsicStyle);
 602         wxASSERT_MSG( status == noErr , wxT("couldn't get an ATSUFont from font family") );
 603         m_macATSUAdditionalQDStyles = m_macFontStyle & (~intrinsicStyle );
 604
 605         if ( m_macATSUStyle )
 606         {
 607             ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle);
 608             m_macATSUStyle = NULL ;
 609         }
 610
 611         status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUStyle);
 612         wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") );
 613
 614         ATSUAttributeTag atsuTags[] =
 615         {
 616             kATSUFontTag ,
 617             kATSUSizeTag ,
 618             kATSUVerticalCharacterTag,
 619             kATSUQDBoldfaceTag ,
 620             kATSUQDItalicTag ,
 621             kATSUQDUnderlineTag ,
 622             kATSUQDCondensedTag ,
 623             kATSUQDExtendedTag ,
 624         };
 625         ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
 626         {
 627             sizeof( ATSUFontID ) ,
 628             sizeof( Fixed ) ,
 629             sizeof( ATSUVerticalCharacterType),
 630             sizeof( Boolean ) ,
 631             sizeof( Boolean ) ,
 632             sizeof( Boolean ) ,
 633             sizeof( Boolean ) ,
 634             sizeof( Boolean ) ,
 635         };
 636
 637         Boolean kTrue = true ;
 638         Boolean kFalse = false ;
 639
 640         Fixed atsuSize = IntToFixed( m_macFontSize );
 641         ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
 642         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
 643         {
 644             &m_macATSUFontID ,
 645             &atsuSize ,
 646             &kHorizontal,
 647             (m_macATSUAdditionalQDStyles & bold) ? &kTrue : &kFalse ,
 648             (m_macATSUAdditionalQDStyles & italic) ? &kTrue : &kFalse ,
 649             (m_macATSUAdditionalQDStyles & underline) ? &kTrue : &kFalse ,
 650             (m_macATSUAdditionalQDStyles & condense) ? &kTrue : &kFalse ,
 651             (m_macATSUAdditionalQDStyles & extend) ? &kTrue : &kFalse ,
 652         };
 653
 654         status = ::ATSUSetAttributes(
 655                                      (ATSUStyle)m_macATSUStyle,
 656                                      sizeof(atsuTags) / sizeof(ATSUAttributeTag) ,
 657                                      atsuTags, atsuSizes, atsuValues);
 658
 659         wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") );
 660         return;
 661     }
 662 #endif
 663 }
 664
 665 // ----------------------------------------------------------------------------
 666 // wxFont
 667 // ----------------------------------------------------------------------------
 668
 669 bool wxFont::Create(const wxNativeFontInfo& info)
 670 {
 671     return Create(
 672         info.pointSize, info.family, info.style, info.weight,
 673         info.underlined, info.faceName, info.encoding );
 674 }
 675
 676 wxFont::wxFont(const wxString& fontdesc)
 677 {
 678     wxNativeFontInfo info;
 679     if ( info.FromString(fontdesc) )
 680         (void)Create(info);
 681 }
 682
 683 bool wxFont::Create(int pointSize,
 684     int family,
 685     int style,
 686     int weight,
 687     bool underlined,
 688     const wxString& faceName,
 689     wxFontEncoding encoding)
 690 {
 691     UnRef();
 692
 693     m_refData = new wxFontRefData(
 694         pointSize, family, style, weight,
 695         underlined, faceName, encoding);
 696
 697     RealizeResource();
 698
 699     return true;
 700 }
 701
 702 #if wxMAC_USE_CORE_TEXT
 703
 704 bool wxFont::MacCreateFromUIFont(wxUint32 ctFontType )
 705 {
 706     UnRef();
 707
 708     m_refData = new wxFontRefData(ctFontType);
 709     RealizeResource();
 710
 711     return true;
 712 }
 713
 714 bool wxFont::MacCreateFromCTFontDescriptor( const void * ctFontDescriptor , int size )
 715 {
 716     UnRef();
 717
 718     m_refData = new wxFontRefData((CTFontDescriptorRef)ctFontDescriptor, size);;
 719     RealizeResource();
 720
 721     return true;
 722 }
 723
 724
 725 #endif
 726
 727 bool wxFont::MacCreateFromThemeFont(wxUint16 themeFontID)
 728 {
 729 #if wxMAC_USE_CORE_TEXT
 730     if ( UMAGetSystemVersion() >= 0x1050)
 731     {
 732         return MacCreateFromUIFont(HIThemeGetUIFontType(themeFontID));
 733     }
 734 #endif
 735 #if wxMAC_USE_ATSU_TEXT
 736     {
 737         UnRef();
 738
 739         m_refData = new wxFontRefData(
 740                                       12, wxDEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
 741                                       false, wxEmptyString, wxFONTENCODING_DEFAULT );
 742
 743         M_FONTDATA->m_macThemeFontID = themeFontID ;
 744         RealizeResource();
 745         return true;
 746     }
 747 #endif
 748     return false;
 749 }
 750
 751 wxFont::~wxFont()
 752 {
 753 }
 754
 755 bool wxFont::RealizeResource()
 756 {
 757     M_FONTDATA->MacFindFont();
 758
 759     return true;
 760 }
 761
 762 void wxFont::SetEncoding(wxFontEncoding encoding)
 763 {
 764     Unshare();
 765
 766     M_FONTDATA->SetEncoding( encoding );
 767
 768     RealizeResource();
 769 }
 770
 771 void wxFont::Unshare()
 772 {
 773     // Don't change shared data
 774     if (!m_refData)
 775     {
 776         m_refData = new wxFontRefData();
 777     }
 778     else
 779     {
 780         wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
 781         UnRef();
 782         m_refData = ref;
 783     }
 784 }
 785
 786 wxGDIRefData *wxFont::CreateGDIRefData() const
 787 {
 788     return new wxFontRefData;
 789 }
 790
 791 wxGDIRefData *wxFont::CloneGDIRefData(const wxGDIRefData *data) const
 792 {
 793     return new wxFontRefData(*wx_static_cast(const wxFontRefData *, data));
 794 }
 795
 796 void wxFont::SetPointSize(int pointSize)
 797 {
 798     if ( M_FONTDATA->GetPointSize() == pointSize )
 799         return;
 800
 801     Unshare();
 802
 803     M_FONTDATA->SetPointSize( pointSize );
 804
 805     RealizeResource();
 806 }
 807
 808 void wxFont::SetFamily(int family)
 809 {
 810     Unshare();
 811
 812     M_FONTDATA->SetFamily( family );
 813
 814     RealizeResource();
 815 }
 816
 817 void wxFont::SetStyle(int style)
 818 {
 819     Unshare();
 820
 821     M_FONTDATA->SetStyle( style );
 822
 823     RealizeResource();
 824 }
 825
 826 void wxFont::SetWeight(int weight)
 827 {
 828     Unshare();
 829
 830     M_FONTDATA->SetWeight( weight );
 831
 832     RealizeResource();
 833 }
 834
 835 bool wxFont::SetFaceName(const wxString& faceName)
 836 {
 837     Unshare();
 838
 839     M_FONTDATA->SetFaceName( faceName );
 840
 841     RealizeResource();
 842
 843     return wxFontBase::SetFaceName(faceName);
 844 }
 845
 846 void wxFont::SetUnderlined(bool underlined)
 847 {
 848     Unshare();
 849
 850     M_FONTDATA->SetUnderlined( underlined );
 851
 852     RealizeResource();
 853 }
 854
 855 void wxFont::SetNoAntiAliasing( bool no )
 856 {
 857     Unshare();
 858
 859     M_FONTDATA->SetNoAntiAliasing( no );
 860
 861     RealizeResource();
 862 }
 863
 864 // ----------------------------------------------------------------------------
 865 // accessors
 866 // ----------------------------------------------------------------------------
 867
 868 // TODO: insert checks everywhere for M_FONTDATA == NULL!
 869
 870 int wxFont::GetPointSize() const
 871 {
 872     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 873
 874     return M_FONTDATA->GetPointSize();
 875 }
 876
 877 wxSize wxFont::GetPixelSize() const
 878 {
 879 #if wxUSE_GRAPHICS_CONTEXT
 880     // TODO: consider caching the value
 881     wxGraphicsContext* dc = wxGraphicsContext::CreateFromNative((CGContextRef) NULL);
 882     dc->SetFont(*(wxFont *)this,*wxBLACK);
 883     wxDouble width, height = 0;
 884     dc->GetTextExtent( wxT("g"), &width, &height, NULL, NULL);
 885     delete dc;
 886     return wxSize((int)width, (int)height);
 887 #else
 888     return wxFontBase::GetPixelSize();
 889 #endif
 890 }
 891
 892 int wxFont::GetFamily() const
 893 {
 894     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 895
 896     return M_FONTDATA->GetFamily();
 897 }
 898
 899 int wxFont::GetStyle() const
 900 {
 901     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 902
 903     return M_FONTDATA->GetStyle() ;
 904 }
 905
 906 int wxFont::GetWeight() const
 907 {
 908     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 909
 910     return M_FONTDATA->GetWeight();
 911 }
 912
 913 bool wxFont::GetUnderlined() const
 914 {
 915     wxCHECK_MSG( M_FONTDATA != NULL , false, wxT("invalid font") );
 916
 917     return M_FONTDATA->GetUnderlined();
 918 }
 919
 920 wxString wxFont::GetFaceName() const
 921 {
 922     wxCHECK_MSG( M_FONTDATA != NULL , wxEmptyString , wxT("invalid font") );
 923
 924     return M_FONTDATA->GetFaceName() ;
 925 }
 926
 927 wxFontEncoding wxFont::GetEncoding() const
 928 {
 929     wxCHECK_MSG( M_FONTDATA != NULL , wxFONTENCODING_DEFAULT , wxT("invalid font") );
 930
 931     return M_FONTDATA->GetEncoding() ;
 932 }
 933
 934 bool wxFont::GetNoAntiAliasing() const
 935 {
 936     wxCHECK_MSG( M_FONTDATA != NULL , false, wxT("invalid font") );
 937
 938     return M_FONTDATA->GetNoAntiAliasing();
 939 }
 940
 941 #if wxMAC_USE_ATSU_TEXT
 942
 943 short wxFont::MacGetFontNum() const
 944 {
 945     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 946
 947     return M_FONTDATA->m_macFontFamily;
 948 }
 949
 950 short wxFont::MacGetFontSize() const
 951 {
 952     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 953
 954     return M_FONTDATA->m_macFontSize;
 955 }
 956
 957 wxByte wxFont::MacGetFontStyle() const
 958 {
 959     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 960
 961     return M_FONTDATA->m_macFontStyle;
 962 }
 963
 964 wxUint32 wxFont::MacGetATSUFontID() const
 965 {
 966     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 967
 968     return M_FONTDATA->m_macATSUFontID;
 969 }
 970
 971 wxUint32 wxFont::MacGetATSUAdditionalQDStyles() const
 972 {
 973     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 974
 975     return M_FONTDATA->m_macATSUAdditionalQDStyles;
 976 }
 977
 978 wxUint16 wxFont::MacGetThemeFontID() const
 979 {
 980     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
 981
 982     return M_FONTDATA->m_macThemeFontID;
 983 }
 984 #endif
 985
 986 #if wxMAC_USE_CORE_TEXT || wxMAC_USE_ATSU_TEXT
 987 void * wxFont::MacGetATSUStyle() const
 988 {
 989     wxCHECK_MSG( M_FONTDATA != NULL , NULL, wxT("invalid font") );
 990
 991     return M_FONTDATA->m_macATSUStyle;
 992 }
 993 #endif
 994
 995 #if wxMAC_USE_CORE_TEXT
 996
 997 const void * wxFont::MacGetCTFont() const
 998 {
 999     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
1000
1001     return (CTFontRef)(M_FONTDATA->m_ctFont);
1002 }
1003
1004 const void * wxFont::MacGetCTFontDescriptor() const
1005 {
1006     wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") );
1007
1008     return (CTFontDescriptorRef)(M_FONTDATA->m_ctFontDescriptor);
1009 }
1010
1011 #endif
1012
1013 const wxNativeFontInfo * wxFont::GetNativeFontInfo() const
1014 {
1015     wxCHECK_MSG( M_FONTDATA != NULL , NULL, wxT("invalid font") );
1016     wxCHECK_MSG( Ok(), NULL, wxT("invalid font") );
1017
1018     M_FONTDATA->m_info.InitFromFont(*this);
1019
1020     return &(M_FONTDATA->m_info);
1021 }