src/mac/carbon/dc.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dc.cpp
   3 // Purpose:     wxDC class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "dc.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/dc.h"
  19
  20 #if !wxMAC_USE_CORE_GRAPHICS
  21 #include "wx/app.h"
  22 #include "wx/mac/uma.h"
  23 #include "wx/dcmemory.h"
  24 #include "wx/dcprint.h"
  25 #include "wx/region.h"
  26 #include "wx/image.h"
  27 #include "wx/log.h"
  28
  29 #ifdef __MSL__
  30     #if __MSL__ >= 0x6000
  31         namespace std {}
  32         using namespace std ;
  33     #endif
  34 #endif
  35
  36 #include "wx/mac/private.h"
  37 #ifndef __DARWIN__
  38 #include <ATSUnicode.h>
  39 #include <TextCommon.h>
  40 #include <TextEncodingConverter.h>
  41 #endif
  42
  43 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
  44
  45 //-----------------------------------------------------------------------------
  46 // constants
  47 //-----------------------------------------------------------------------------
  48
  49 const double RAD2DEG  = 180.0 / M_PI;
  50 const short kEmulatedMode = -1 ;
  51 const short kUnsupportedMode = -2 ;
  52
  53 extern TECObjectRef s_TECNativeCToUnicode ;
  54
  55 // set to 0 if problems arise
  56 #define wxMAC_EXPERIMENTAL_DC 1
  57
  58 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
  59     m_ph( (GrafPtr) dc->m_macPort )
  60 {
  61     wxASSERT( dc->Ok() ) ;
  62     m_dc = dc ;
  63     dc->MacSetupPort(&m_ph) ;
  64 }
  65 wxMacPortSetter::~wxMacPortSetter()
  66 {
  67     m_dc->MacCleanupPort(&m_ph) ;
  68 }
  69
  70 #if wxMAC_EXPERIMENTAL_DC
  71 class wxMacFastPortSetter
  72 {
  73 public :
  74     wxMacFastPortSetter( const wxDC *dc )
  75     {
  76         wxASSERT( dc->Ok() ) ;
  77         m_swapped = QDSwapPort( (GrafPtr) dc->m_macPort , &m_oldPort ) ;
  78         m_clipRgn = NewRgn() ;
  79         GetClip( m_clipRgn ) ;
  80         m_dc = dc ;
  81         dc->MacSetupPort( NULL ) ;
  82     }
  83     ~wxMacFastPortSetter()
  84     {
  85         // SetPort( (GrafPtr) m_dc->m_macPort ) ;
  86         SetClip( m_clipRgn ) ;
  87         if ( m_swapped )
  88             SetPort( m_oldPort ) ;
  89         m_dc->MacCleanupPort( NULL ) ;
  90         DisposeRgn( m_clipRgn ) ;
  91     }
  92 private :
  93     bool m_swapped ;
  94     RgnHandle m_clipRgn ;
  95     GrafPtr m_oldPort ;
  96     const wxDC*   m_dc ;
  97 } ;
  98
  99 #else
 100 typedef wxMacPortSetter wxMacFastPortSetter ;
 101 #endif
 102
 103 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
 104     wxMacPortSaver( (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) )
 105 {
 106     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 107     m_formerClip = NewRgn() ;
 108     m_newClip = NewRgn() ;
 109     GetClip( m_formerClip ) ;
 110
 111     if ( win )
 112     {
 113         // guard against half constructed objects, this just leads to a empty clip
 114         if( win->GetPeer() )
 115         {
 116             int x = 0 , y = 0;
 117             win->MacWindowToRootWindow( &x,&y ) ;
 118             // get area including focus rect
 119             CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
 120             if ( !EmptyRgn( m_newClip ) )
 121                 OffsetRgn( m_newClip , x , y ) ;
 122         }
 123         SetClip( m_newClip ) ;
 124     }
 125 }
 126
 127 wxMacWindowClipper::~wxMacWindowClipper()
 128 {
 129     SetPort( m_newPort ) ;
 130     SetClip( m_formerClip ) ;
 131     DisposeRgn( m_newClip ) ;
 132     DisposeRgn( m_formerClip ) ;
 133 }
 134
 135 wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
 136     wxMacWindowClipper( win )
 137 {
 138     // the port is already set at this point
 139     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 140     GetThemeDrawingState( &m_themeDrawingState ) ;
 141 }
 142
 143 wxMacWindowStateSaver::~wxMacWindowStateSaver()
 144 {
 145     SetPort( m_newPort ) ;
 146     SetThemeDrawingState( m_themeDrawingState , true ) ;
 147 }
 148
 149 //-----------------------------------------------------------------------------
 150 // Local functions
 151 //-----------------------------------------------------------------------------
 152 static inline double dmin(double a, double b) { return a < b ? a : b; }
 153 static inline double dmax(double a, double b) { return a > b ? a : b; }
 154 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
 155
 156 //-----------------------------------------------------------------------------
 157 // wxDC
 158 //-----------------------------------------------------------------------------
 159 // this function emulates all wx colour manipulations, used to verify the implementation
 160 // by setting the mode in the blitting functions to kEmulatedMode
 161 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
 162
 163 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
 164 {
 165     switch ( logical_func )
 166     {
 167         case wxAND:        // src AND dst
 168             dstColor.red = dstColor.red & srcColor.red ;
 169             dstColor.green = dstColor.green & srcColor.green ;
 170             dstColor.blue = dstColor.blue & srcColor.blue ;
 171             break ;
 172         case wxAND_INVERT: // (NOT src) AND dst
 173             dstColor.red = dstColor.red & ~srcColor.red ;
 174             dstColor.green = dstColor.green & ~srcColor.green ;
 175             dstColor.blue = dstColor.blue & ~srcColor.blue ;
 176             break ;
 177         case wxAND_REVERSE:// src AND (NOT dst)
 178             dstColor.red = ~dstColor.red & srcColor.red ;
 179             dstColor.green = ~dstColor.green & srcColor.green ;
 180             dstColor.blue = ~dstColor.blue & srcColor.blue ;
 181             break ;
 182         case wxCLEAR:      // 0
 183             dstColor.red = 0 ;
 184             dstColor.green = 0 ;
 185             dstColor.blue = 0 ;
 186             break ;
 187         case wxCOPY:       // src
 188             dstColor.red = srcColor.red ;
 189             dstColor.green = srcColor.green ;
 190             dstColor.blue = srcColor.blue ;
 191             break ;
 192         case wxEQUIV:      // (NOT src) XOR dst
 193             dstColor.red = dstColor.red ^ ~srcColor.red ;
 194             dstColor.green = dstColor.green ^ ~srcColor.green ;
 195             dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
 196             break ;
 197         case wxINVERT:     // NOT dst
 198             dstColor.red = ~dstColor.red ;
 199             dstColor.green = ~dstColor.green ;
 200             dstColor.blue = ~dstColor.blue ;
 201             break ;
 202         case wxNAND:       // (NOT src) OR (NOT dst)
 203             dstColor.red = ~dstColor.red | ~srcColor.red ;
 204             dstColor.green = ~dstColor.green | ~srcColor.green ;
 205             dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
 206             break ;
 207         case wxNOR:        // (NOT src) AND (NOT dst)
 208             dstColor.red = ~dstColor.red & ~srcColor.red ;
 209             dstColor.green = ~dstColor.green & ~srcColor.green ;
 210             dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
 211             break ;
 212         case wxNO_OP:      // dst
 213             break ;
 214         case wxOR:         // src OR dst
 215             dstColor.red = dstColor.red | srcColor.red ;
 216             dstColor.green = dstColor.green | srcColor.green ;
 217             dstColor.blue = dstColor.blue | srcColor.blue ;
 218             break ;
 219         case wxOR_INVERT:  // (NOT src) OR dst
 220             dstColor.red = dstColor.red | ~srcColor.red ;
 221             dstColor.green = dstColor.green | ~srcColor.green ;
 222             dstColor.blue = dstColor.blue | ~srcColor.blue ;
 223             break ;
 224         case wxOR_REVERSE: // src OR (NOT dst)
 225             dstColor.red = ~dstColor.red | srcColor.red ;
 226             dstColor.green = ~dstColor.green | srcColor.green ;
 227             dstColor.blue = ~dstColor.blue | srcColor.blue ;
 228             break ;
 229         case wxSET:        // 1
 230             dstColor.red = 0xFFFF ;
 231             dstColor.green = 0xFFFF ;
 232             dstColor.blue = 0xFFFF ;
 233             break ;
 234         case wxSRC_INVERT: // (NOT src)
 235             dstColor.red = ~srcColor.red ;
 236             dstColor.green = ~srcColor.green ;
 237             dstColor.blue = ~srcColor.blue ;
 238             break ;
 239         case wxXOR:        // src XOR dst
 240             dstColor.red = dstColor.red ^ srcColor.red ;
 241             dstColor.green = dstColor.green ^ srcColor.green ;
 242             dstColor.blue = dstColor.blue ^ srcColor.blue ;
 243             break ;
 244     }
 245 }
 246
 247 wxDC::wxDC()
 248 {
 249     m_ok = false;
 250     m_colour = true;
 251     m_mm_to_pix_x = mm2pt;
 252     m_mm_to_pix_y = mm2pt;
 253     m_internalDeviceOriginX = 0;
 254     m_internalDeviceOriginY = 0;
 255     m_externalDeviceOriginX = 0;
 256     m_externalDeviceOriginY = 0;
 257     m_logicalScaleX = 1.0;
 258     m_logicalScaleY = 1.0;
 259     m_userScaleX = 1.0;
 260     m_userScaleY = 1.0;
 261     m_scaleX = 1.0;
 262     m_scaleY = 1.0;
 263     m_needComputeScaleX = false;
 264     m_needComputeScaleY = false;
 265     m_macPort = NULL ;
 266     m_macMask = NULL ;
 267     m_ok = false ;
 268     m_macFontInstalled = false ;
 269     m_macBrushInstalled = false ;
 270     m_macPenInstalled = false ;
 271     m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
 272     m_macBoundaryClipRgn = NewRgn() ;
 273     m_macCurrentClipRgn = NewRgn() ;
 274     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 275     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 276     m_pen = *wxBLACK_PEN;
 277     m_font = *wxNORMAL_FONT;
 278     m_brush = *wxWHITE_BRUSH;
 279 #ifdef __WXDEBUG__
 280     // needed to debug possible errors with two active drawing methods at the same time on
 281     // the same DC
 282     m_macCurrentPortStateHelper = NULL ;
 283 #endif
 284     m_macATSUIStyle = NULL ;
 285     m_macAliasWasEnabled = false;
 286     m_macForegroundPixMap = NULL ;
 287     m_macBackgroundPixMap = NULL ;
 288 }
 289
 290 wxDC::~wxDC(void)
 291 {
 292     DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
 293     DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
 294 }
 295
 296 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
 297 {
 298 #ifdef __WXDEBUG__
 299     wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
 300     m_macCurrentPortStateHelper = help ;
 301 #endif
 302     SetClip( (RgnHandle) m_macCurrentClipRgn);
 303 #if ! wxMAC_EXPERIMENTAL_DC
 304     m_macFontInstalled = false ;
 305     m_macBrushInstalled = false ;
 306     m_macPenInstalled = false ;
 307 #endif
 308 }
 309 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
 310 {
 311 #ifdef __WXDEBUG__
 312     wxASSERT( m_macCurrentPortStateHelper == help ) ;
 313     m_macCurrentPortStateHelper = NULL ;
 314 #endif
 315     if( m_macATSUIStyle )
 316     {
 317         ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
 318         m_macATSUIStyle = NULL ;
 319     }
 320     if ( m_macAliasWasEnabled )
 321     {
 322         SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
 323         m_macAliasWasEnabled = false ;
 324     }
 325     if ( m_macForegroundPixMap )
 326     {
 327         Pattern blackColor ;
 328         ::PenPat(GetQDGlobalsBlack(&blackColor));
 329         DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
 330         m_macForegroundPixMap = NULL ;
 331     }
 332     if ( m_macBackgroundPixMap )
 333     {
 334         Pattern whiteColor ;
 335         ::BackPat(GetQDGlobalsWhite(&whiteColor));
 336         DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
 337         m_macBackgroundPixMap = NULL ;
 338     }
 339 }
 340
 341 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 342 {
 343      wxCHECK_RET( Ok(), wxT("invalid window dc") );
 344      wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
 345      wxMacFastPortSetter helper(this) ;
 346      wxCoord xx = XLOG2DEVMAC(x);
 347      wxCoord yy = YLOG2DEVMAC(y);
 348      wxCoord w = bmp.GetWidth();
 349      wxCoord h = bmp.GetHeight();
 350      wxCoord ww = XLOG2DEVREL(w);
 351      wxCoord hh = YLOG2DEVREL(h);
 352      // Set up drawing mode
 353      short  mode = (m_logicalFunction == wxCOPY ? srcCopy :
 354                     //m_logicalFunction == wxCLEAR ? WHITENESS :
 355                     //m_logicalFunction == wxSET ? BLACKNESS :
 356                     m_logicalFunction == wxINVERT ? hilite :
 357                    //m_logicalFunction == wxAND ? MERGECOPY :
 358                     m_logicalFunction == wxOR ? srcOr :
 359                     m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
 360                     m_logicalFunction == wxXOR ? srcXor :
 361                     m_logicalFunction == wxOR_REVERSE ? notSrcOr :
 362                     //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
 363                     //m_logicalFunction == wxSRC_OR ? srcOr :
 364                     //m_logicalFunction == wxSRC_AND ? SRCAND :
 365                     srcCopy );
 366
 367      GWorldPtr    maskworld = NULL ;
 368      GWorldPtr    bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP((WXHBITMAP*)&maskworld) );
 369      PixMapHandle bmappixels ;
 370      // Set foreground and background colours (for bitmaps depth = 1)
 371      if(bmp.GetDepth() == 1)
 372      {
 373          RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
 374          RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
 375          RGBForeColor(&fore);
 376          RGBBackColor(&back);
 377      }
 378      else
 379      {
 380          RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
 381          RGBColor black = { 0,0,0} ;
 382          RGBForeColor( &black ) ;
 383          RGBBackColor( &white ) ;
 384      }
 385      bmappixels = GetGWorldPixMap( bmapworld ) ;
 386      wxCHECK_RET(LockPixels(bmappixels),
 387                  wxT("DoDrawBitmap:  Unable to lock pixels"));
 388      Rect source = { 0, 0, h, w };
 389      Rect dest   = { yy, xx, yy + hh, xx + ww };
 390      if ( useMask && maskworld )
 391      {
 392          if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld))))
 393          {
 394              CopyDeepMask
 395                  (
 396                   GetPortBitMapForCopyBits(bmapworld),
 397                   GetPortBitMapForCopyBits(MAC_WXHBITMAP(maskworld)),
 398                   GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 399                   &source, &source, &dest, mode, NULL
 400                   );
 401              UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld)));
 402          }
 403      }
 404      else {
 405          CopyBits( GetPortBitMapForCopyBits( bmapworld ),
 406                    GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 407                    &source, &dest, mode, NULL ) ;
 408      }
 409      UnlockPixels( bmappixels ) ;
 410
 411      m_macPenInstalled = false ;
 412      m_macBrushInstalled = false ;
 413      m_macFontInstalled = false ;
 414 }
 415
 416 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
 417 {
 418     wxCHECK_RET(Ok(), wxT("Invalid dc  wxDC::DoDrawIcon"));
 419     wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
 420     wxMacFastPortSetter helper(this) ;
 421
 422     wxCoord xx = XLOG2DEVMAC(x);
 423     wxCoord yy = YLOG2DEVMAC(y);
 424     wxCoord w = icon.GetWidth();
 425     wxCoord h = icon.GetHeight();
 426     wxCoord ww = XLOG2DEVREL(w);
 427     wxCoord hh = YLOG2DEVREL(h);
 428
 429     Rect r = { yy , xx, yy + hh  , xx + ww } ;
 430     PlotIconRef( &r , kAlignNone , kTransformNone , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ;
 431 }
 432
 433 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 434 {
 435     wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion  Invalid DC"));
 436     wxCoord xx, yy, ww, hh;
 437     xx = XLOG2DEVMAC(x);
 438     yy = YLOG2DEVMAC(y);
 439     ww = XLOG2DEVREL(width);
 440     hh = YLOG2DEVREL(height);
 441     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
 442     SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 443     if( m_clipping )
 444     {
 445         m_clipX1 = wxMax( m_clipX1 , xx );
 446         m_clipY1 = wxMax( m_clipY1 , yy );
 447         m_clipX2 = wxMin( m_clipX2, (xx + ww));
 448         m_clipY2 = wxMin( m_clipY2, (yy + hh));
 449     }
 450     else
 451     {
 452         m_clipping = true;
 453         m_clipX1 = xx;
 454         m_clipY1 = yy;
 455         m_clipX2 = xx + ww;
 456         m_clipY2 = yy + hh;
 457     }
 458 }
 459
 460 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
 461 {
 462     wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
 463     wxMacFastPortSetter helper(this) ;
 464     wxCoord x, y, w, h;
 465     region.GetBox( x, y, w, h );
 466     wxCoord xx, yy, ww, hh;
 467     xx = XLOG2DEVMAC(x);
 468     yy = YLOG2DEVMAC(y);
 469     ww = XLOG2DEVREL(w);
 470     hh = YLOG2DEVREL(h);
 471     // if we have a scaling that we cannot map onto native regions
 472     // we must use the box
 473     if ( ww != w || hh != h )
 474     {
 475         wxDC::DoSetClippingRegion( x, y, w, h );
 476     }
 477     else
 478     {
 479         CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
 480         if ( xx != x || yy != y )
 481         {
 482             OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
 483         }
 484         SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 485         if( m_clipping )
 486         {
 487             m_clipX1 = wxMax( m_clipX1 , xx );
 488             m_clipY1 = wxMax( m_clipY1 , yy );
 489             m_clipX2 = wxMin( m_clipX2, (xx + ww));
 490             m_clipY2 = wxMin( m_clipY2, (yy + hh));
 491         }
 492         else
 493         {
 494             m_clipping = true;
 495             m_clipX1 = xx;
 496             m_clipY1 = yy;
 497             m_clipX2 = xx + ww;
 498             m_clipY2 = yy + hh;
 499         }
 500     }
 501 }
 502
 503 void wxDC::DestroyClippingRegion()
 504 {
 505     wxMacFastPortSetter helper(this) ;
 506     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 507     ResetClipping();
 508 }
 509
 510 void wxDC::DoGetSizeMM( int* width, int* height ) const
 511 {
 512     int w = 0;
 513     int h = 0;
 514     GetSize( &w, &h );
 515     *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
 516     *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
 517 }
 518
 519 void wxDC::SetTextForeground( const wxColour &col )
 520 {
 521     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 522     m_textForegroundColour = col;
 523     m_macFontInstalled = false ;
 524 }
 525
 526 void wxDC::SetTextBackground( const wxColour &col )
 527 {
 528     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 529     m_textBackgroundColour = col;
 530     m_macFontInstalled = false ;
 531 }
 532
 533 void wxDC::SetMapMode( int mode )
 534 {
 535     switch (mode)
 536     {
 537     case wxMM_TWIPS:
 538         SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
 539         break;
 540     case wxMM_POINTS:
 541         SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
 542         break;
 543     case wxMM_METRIC:
 544         SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
 545         break;
 546     case wxMM_LOMETRIC:
 547         SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
 548         break;
 549     default:
 550     case wxMM_TEXT:
 551         SetLogicalScale( 1.0, 1.0 );
 552         break;
 553     }
 554     if (mode != wxMM_TEXT)
 555     {
 556         m_needComputeScaleX = true;
 557         m_needComputeScaleY = true;
 558     }
 559 }
 560
 561 void wxDC::SetUserScale( double x, double y )
 562 {
 563     // allow negative ? -> no
 564     m_userScaleX = x;
 565     m_userScaleY = y;
 566     ComputeScaleAndOrigin();
 567 }
 568
 569 void wxDC::SetLogicalScale( double x, double y )
 570 {
 571     // allow negative ?
 572     m_logicalScaleX = x;
 573     m_logicalScaleY = y;
 574     ComputeScaleAndOrigin();
 575 }
 576
 577 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
 578 {
 579     m_logicalOriginX = x * m_signX;   // is this still correct ?
 580     m_logicalOriginY = y * m_signY;
 581     ComputeScaleAndOrigin();
 582 }
 583
 584 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
 585 {
 586     m_externalDeviceOriginX = x;
 587     m_externalDeviceOriginY = y;
 588     ComputeScaleAndOrigin();
 589 }
 590
 591 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
 592 {
 593     m_signX = (xLeftRight ?  1 : -1);
 594     m_signY = (yBottomUp  ? -1 :  1);
 595     ComputeScaleAndOrigin();
 596 }
 597
 598 wxSize wxDC::GetPPI() const
 599 {
 600     return wxSize(72, 72);
 601 }
 602
 603 int wxDC::GetDepth() const
 604 {
 605     if ( IsPortColor( (CGrafPtr) m_macPort ) )
 606     {
 607         return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
 608     }
 609     return 1 ;
 610 }
 611
 612 void wxDC::ComputeScaleAndOrigin()
 613 {
 614     // CMB: copy scale to see if it changes
 615     double origScaleX = m_scaleX;
 616     double origScaleY = m_scaleY;
 617     m_scaleX = m_logicalScaleX * m_userScaleX;
 618     m_scaleY = m_logicalScaleY * m_userScaleY;
 619     m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
 620     m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
 621     // CMB: if scale has changed call SetPen to recalulate the line width
 622     if (m_scaleX != origScaleX || m_scaleY != origScaleY)
 623     {
 624         // this is a bit artificial, but we need to force wxDC to think
 625         // the pen has changed
 626         wxPen pen(GetPen());
 627         m_pen = wxNullPen;
 628         SetPen(pen);
 629     }
 630 }
 631
 632 void  wxDC::SetPalette( const wxPalette& palette )
 633 {
 634 }
 635
 636 void  wxDC::SetBackgroundMode( int mode )
 637 {
 638     m_backgroundMode = mode ;
 639 }
 640
 641 void  wxDC::SetFont( const wxFont &font )
 642 {
 643     m_font = font;
 644     m_macFontInstalled = false ;
 645 }
 646
 647 void  wxDC::SetPen( const wxPen &pen )
 648 {
 649     if ( m_pen == pen )
 650         return ;
 651     m_pen = pen;
 652     m_macPenInstalled = false ;
 653 }
 654
 655 void  wxDC::SetBrush( const wxBrush &brush )
 656 {
 657     if (m_brush == brush)
 658         return;
 659     m_brush = brush;
 660     m_macBrushInstalled = false ;
 661 }
 662
 663 void  wxDC::SetBackground( const wxBrush &brush )
 664 {
 665     if (m_backgroundBrush == brush)
 666         return;
 667     m_backgroundBrush = brush;
 668     if (!m_backgroundBrush.Ok())
 669         return;
 670     m_macBrushInstalled = false ;
 671 }
 672
 673 void  wxDC::SetLogicalFunction( int function )
 674 {
 675     if (m_logicalFunction == function)
 676         return;
 677     m_logicalFunction = function ;
 678     m_macFontInstalled = false ;
 679     m_macBrushInstalled = false ;
 680     m_macPenInstalled = false ;
 681 }
 682
 683 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
 684                           const wxColour & col, int style);
 685
 686 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
 687                        const wxColour& col, int style)
 688 {
 689     return wxDoFloodFill(this, x, y, col, style);
 690 }
 691
 692 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 693 {
 694     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 695     wxMacFastPortSetter helper(this) ;
 696     RGBColor colour;
 697     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 698     // Convert from Mac colour to wx
 699     col->Set( colour.red   >> 8,
 700         colour.green >> 8,
 701         colour.blue  >> 8);
 702     return true ;
 703 }
 704
 705 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 706 {
 707     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 708     wxMacFastPortSetter helper(this) ;
 709     if (m_pen.GetStyle() != wxTRANSPARENT)
 710     {
 711         MacInstallPen() ;
 712         wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 713         m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 714         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 715         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 716         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 717         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 718         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 719             (m_pen.GetWidth() <= 1))
 720         {
 721             // Implement LAST_NOT for MAC at least for
 722             // orthogonal lines. RR.
 723             if (xx1 == xx2)
 724             {
 725                 if (yy1 < yy2)
 726                     yy2--;
 727                 if (yy1 > yy2)
 728                     yy2++;
 729             }
 730             if (yy1 == yy2)
 731             {
 732                 if (xx1 < xx2)
 733                     xx2--;
 734                 if (xx1 > xx2)
 735                     xx2++;
 736             }
 737         }
 738         ::MoveTo(xx1, yy1);
 739         ::LineTo(xx2, yy2);
 740     }
 741 }
 742
 743 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 744 {
 745     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 746     wxMacFastPortSetter helper(this) ;
 747     if (m_pen.GetStyle() != wxTRANSPARENT)
 748     {
 749         int w = 0;
 750         int h = 0;
 751         GetSize( &w, &h );
 752         wxCoord xx = XLOG2DEVMAC(x);
 753         wxCoord yy = YLOG2DEVMAC(y);
 754         MacInstallPen();
 755         ::MoveTo( XLOG2DEVMAC(0), yy );
 756         ::LineTo( XLOG2DEVMAC(w), yy );
 757         ::MoveTo( xx, YLOG2DEVMAC(0) );
 758         ::LineTo( xx, YLOG2DEVMAC(h) );
 759         CalcBoundingBox(x, y);
 760         CalcBoundingBox(x+w, y+h);
 761     }
 762 }
 763
 764 /*
 765 * To draw arcs properly the angles need to be converted from the WX style:
 766 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 767 * a normal axis on paper).
 768 * TO
 769 * the Mac style:
 770 * Angles start on the +ve y axis and go clockwise.
 771 */
 772
 773 static double wxConvertWXangleToMACangle(double angle)
 774 {
 775     double newAngle = 90 - angle ;
 776     while ( newAngle > 360 ) newAngle -= 360 ;
 777     while ( newAngle < 0 ) newAngle += 360 ;
 778     return newAngle ;
 779 }
 780
 781 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 782                       wxCoord x2, wxCoord y2,
 783                       wxCoord xc, wxCoord yc )
 784 {
 785     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 786     wxMacFastPortSetter helper(this) ;
 787     wxCoord xx1 = XLOG2DEVMAC(x1);
 788     wxCoord yy1 = YLOG2DEVMAC(y1);
 789     wxCoord xx2 = XLOG2DEVMAC(x2);
 790     wxCoord yy2 = YLOG2DEVMAC(y2);
 791     wxCoord xxc = XLOG2DEVMAC(xc);
 792     wxCoord yyc = YLOG2DEVMAC(yc);
 793     double dx = xx1 - xxc;
 794     double dy = yy1 - yyc;
 795     double radius = sqrt((double)(dx*dx+dy*dy));
 796     wxCoord rad   = (wxCoord)radius;
 797     double radius1, radius2;
 798     if (xx1 == xx2 && yy1 == yy2)
 799     {
 800         radius1 = 0.0;
 801         radius2 = 360.0;
 802     }
 803     else if (radius == 0.0)
 804     {
 805         radius1 = radius2 = 0.0;
 806     }
 807     else
 808     {
 809         radius1 = (xx1 - xxc == 0) ?
 810             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 811         -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 812         radius2 = (xx2 - xxc == 0) ?
 813             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 814         -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 815     }
 816     wxCoord alpha2 = wxCoord(radius2 - radius1);
 817     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 818     while( alpha2 < 0 ) alpha2 += 360 ;
 819     alpha2 = -alpha2 ;
 820     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 821     if(m_brush.GetStyle() != wxTRANSPARENT) {
 822         MacInstallBrush();
 823         PaintArc(&r, alpha1, alpha2);
 824     }
 825     if(m_pen.GetStyle() != wxTRANSPARENT) {
 826         MacInstallPen();
 827         FrameArc(&r, alpha1, alpha2);
 828     }
 829 }
 830
 831 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 832                               double sa, double ea )
 833 {
 834     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 835     wxMacFastPortSetter helper(this) ;
 836     Rect r;
 837     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 838     // we have to make sure that the filling is always counter-clockwise
 839     if ( angle > 0 )
 840         angle -= 360 ;
 841     wxCoord xx = XLOG2DEVMAC(x);
 842     wxCoord yy = YLOG2DEVMAC(y);
 843     wxCoord ww = m_signX * XLOG2DEVREL(w);
 844     wxCoord hh = m_signY * YLOG2DEVREL(h);
 845     // handle -ve width and/or height
 846     if (ww < 0) { ww = -ww; xx = xx - ww; }
 847     if (hh < 0) { hh = -hh; yy = yy - hh; }
 848     sa = wxConvertWXangleToMACangle(sa);
 849     r.top    = yy;
 850     r.left   = xx;
 851     r.bottom = yy + hh;
 852     r.right  = xx + ww;
 853     if(m_brush.GetStyle() != wxTRANSPARENT) {
 854         MacInstallBrush();
 855         PaintArc(&r, (short)sa, (short)angle);
 856     }
 857     if(m_pen.GetStyle() != wxTRANSPARENT) {
 858         MacInstallPen();
 859         FrameArc(&r, (short)sa, (short)angle);
 860     }
 861 }
 862
 863 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 864 {
 865     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 866     wxMacFastPortSetter helper(this) ;
 867     if (m_pen.GetStyle() != wxTRANSPARENT)
 868     {
 869         wxCoord xx1 = XLOG2DEVMAC(x);
 870         wxCoord yy1 = YLOG2DEVMAC(y);
 871         RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
 872         ::SetCPixel( xx1,yy1,&pencolor) ;
 873         CalcBoundingBox(x, y);
 874     }
 875 }
 876
 877 void  wxDC::DoDrawLines(int n, wxPoint points[],
 878                         wxCoord xoffset, wxCoord yoffset)
 879 {
 880     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 881     wxMacFastPortSetter helper(this) ;
 882     if (m_pen.GetStyle() == wxTRANSPARENT)
 883         return;
 884     MacInstallPen() ;
 885     wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 886     m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 887     wxCoord x1, x2 , y1 , y2 ;
 888     x1 = XLOG2DEVMAC(points[0].x + xoffset);
 889     y1 = YLOG2DEVMAC(points[0].y + yoffset);
 890     ::MoveTo(x1 - offset, y1 - offset );
 891     for (int i = 0; i < n-1; i++)
 892     {
 893         x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 894         y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 895         ::LineTo( x2 - offset, y2 - offset );
 896     }
 897 }
 898
 899 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 900                           wxCoord xoffset, wxCoord yoffset,
 901                           int fillStyle )
 902 {
 903     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 904     wxMacFastPortSetter helper(this) ;
 905     wxCoord x1, x2 , y1 , y2 ;
 906     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 907         return ;
 908     PolyHandle polygon = OpenPoly();
 909     x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
 910     y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
 911     ::MoveTo(x1,y1);
 912     for (int i = 1; i < n; i++)
 913     {
 914         x2 = XLOG2DEVMAC(points[i].x + xoffset);
 915         y2 = YLOG2DEVMAC(points[i].y + yoffset);
 916         ::LineTo(x2, y2);
 917     }
 918     // close the polyline if necessary
 919     if ( x1 != x2 || y1 != y2 )
 920     {
 921         ::LineTo(x1,y1 ) ;
 922     }
 923     ClosePoly();
 924     if (m_brush.GetStyle() != wxTRANSPARENT)
 925     {
 926         MacInstallBrush();
 927         ::PaintPoly( polygon );
 928     }
 929     if (m_pen.GetStyle() != wxTRANSPARENT)
 930     {
 931         MacInstallPen() ;
 932         ::FramePoly( polygon ) ;
 933     }
 934     KillPoly( polygon );
 935 }
 936
 937 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 938 {
 939     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 940     wxMacFastPortSetter helper(this) ;
 941     wxCoord xx = XLOG2DEVMAC(x);
 942     wxCoord yy = YLOG2DEVMAC(y);
 943     wxCoord ww = m_signX * XLOG2DEVREL(width);
 944     wxCoord hh = m_signY * YLOG2DEVREL(height);
 945     // CMB: draw nothing if transformed w or h is 0
 946     if (ww == 0 || hh == 0)
 947         return;
 948     // CMB: handle -ve width and/or height
 949     if (ww < 0)
 950     {
 951         ww = -ww;
 952         xx = xx - ww;
 953     }
 954     if (hh < 0)
 955     {
 956         hh = -hh;
 957         yy = yy - hh;
 958     }
 959     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 960     if (m_brush.GetStyle() != wxTRANSPARENT)
 961     {
 962         MacInstallBrush() ;
 963         ::PaintRect( &rect ) ;
 964     }
 965     if (m_pen.GetStyle() != wxTRANSPARENT)
 966     {
 967         MacInstallPen() ;
 968         ::FrameRect( &rect ) ;
 969     }
 970 }
 971
 972 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
 973                                    wxCoord width, wxCoord height,
 974                                    double radius)
 975 {
 976     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 977     wxMacFastPortSetter helper(this) ;
 978     if (radius < 0.0)
 979         radius = - radius * ((width < height) ? width : height);
 980     wxCoord xx = XLOG2DEVMAC(x);
 981     wxCoord yy = YLOG2DEVMAC(y);
 982     wxCoord ww = m_signX * XLOG2DEVREL(width);
 983     wxCoord hh = m_signY * YLOG2DEVREL(height);
 984     // CMB: draw nothing if transformed w or h is 0
 985     if (ww == 0 || hh == 0)
 986         return;
 987     // CMB: handle -ve width and/or height
 988     if (ww < 0)
 989     {
 990         ww = -ww;
 991         xx = xx - ww;
 992     }
 993     if (hh < 0)
 994     {
 995         hh = -hh;
 996         yy = yy - hh;
 997     }
 998     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 999     if (m_brush.GetStyle() != wxTRANSPARENT)
1000     {
1001         MacInstallBrush() ;
1002         ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1003     }
1004     if (m_pen.GetStyle() != wxTRANSPARENT)
1005     {
1006         MacInstallPen() ;
1007         ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1008     }
1009 }
1010
1011 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1012 {
1013     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1014     wxMacFastPortSetter helper(this) ;
1015     wxCoord xx = XLOG2DEVMAC(x);
1016     wxCoord yy = YLOG2DEVMAC(y);
1017     wxCoord ww = m_signX * XLOG2DEVREL(width);
1018     wxCoord hh = m_signY * YLOG2DEVREL(height);
1019     // CMB: draw nothing if transformed w or h is 0
1020     if (ww == 0 || hh == 0)
1021         return;
1022     // CMB: handle -ve width and/or height
1023     if (ww < 0)
1024     {
1025         ww = -ww;
1026         xx = xx - ww;
1027     }
1028     if (hh < 0)
1029     {
1030         hh = -hh;
1031         yy = yy - hh;
1032     }
1033     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1034     if (m_brush.GetStyle() != wxTRANSPARENT)
1035     {
1036         MacInstallBrush() ;
1037         ::PaintOval( &rect ) ;
1038     }
1039     if (m_pen.GetStyle() != wxTRANSPARENT)
1040     {
1041         MacInstallPen() ;
1042         ::FrameOval( &rect ) ;
1043     }
1044 }
1045
1046 bool  wxDC::CanDrawBitmap(void) const
1047 {
1048     return true ;
1049 }
1050
1051 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1052                    wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1053                    wxCoord xsrcMask,  wxCoord ysrcMask )
1054 {
1055     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1056     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1057     if ( logical_func == wxNO_OP )
1058         return true ;
1059     if (xsrcMask == -1 && ysrcMask == -1)
1060     {
1061         xsrcMask = xsrc; ysrcMask = ysrc;
1062     }
1063     // correct the parameter in case this dc does not have a mask at all
1064     if ( useMask && !source->m_macMask )
1065         useMask = false ;
1066     Rect srcrect , dstrect ;
1067     srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1068     srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1069     srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1070     srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1071     dstrect.top = YLOG2DEVMAC(ydest) ;
1072     dstrect.left = XLOG2DEVMAC(xdest) ;
1073     dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1074     dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1075     short mode = kUnsupportedMode ;
1076     bool invertDestinationFirst = false ;
1077     switch ( logical_func )
1078     {
1079     case wxAND:        // src AND dst
1080         mode = adMin ; // ok
1081         break ;
1082     case wxAND_INVERT: // (NOT src) AND dst
1083         mode = notSrcOr  ; // ok
1084         break ;
1085     case wxAND_REVERSE:// src AND (NOT dst)
1086         invertDestinationFirst = true ;
1087         mode = srcOr ;
1088         break ;
1089     case wxCLEAR:      // 0
1090         mode = kEmulatedMode ;
1091         break ;
1092     case wxCOPY:       // src
1093         mode = srcCopy ; // ok
1094         break ;
1095     case wxEQUIV:      // (NOT src) XOR dst
1096         mode = srcXor ; // ok
1097         break ;
1098     case wxINVERT:     // NOT dst
1099         mode = kEmulatedMode ; //or hilite ;
1100         break ;
1101     case wxNAND:       // (NOT src) OR (NOT dst)
1102         invertDestinationFirst = true ;
1103         mode = srcBic ;
1104         break ;
1105     case wxNOR:        // (NOT src) AND (NOT dst)
1106         invertDestinationFirst = true ;
1107         mode = notSrcOr ;
1108         break ;
1109     case wxNO_OP:      // dst
1110         mode = kEmulatedMode ; // this has already been handled upon entry
1111         break ;
1112     case wxOR:         // src OR dst
1113         mode = notSrcBic ;
1114         break ;
1115     case wxOR_INVERT:  // (NOT src) OR dst
1116         mode = srcBic ;
1117         break ;
1118     case wxOR_REVERSE: // src OR (NOT dst)
1119         invertDestinationFirst = true ;
1120         mode = notSrcBic ;
1121         break ;
1122     case wxSET:        // 1
1123         mode = kEmulatedMode ;
1124         break ;
1125     case wxSRC_INVERT: // (NOT src)
1126         mode = notSrcCopy ; // ok
1127         break ;
1128     case wxXOR:        // src XOR dst
1129         mode = notSrcXor ; // ok
1130         break ;
1131     default :
1132         break ;
1133     }
1134     if ( mode == kUnsupportedMode )
1135     {
1136         wxFAIL_MSG(wxT("unsupported blitting mode" ));
1137         return false ;
1138     }
1139     CGrafPtr            sourcePort = (CGrafPtr) source->m_macPort ;
1140     PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1141     if ( LockPixels(bmappixels) )
1142     {
1143         wxMacFastPortSetter helper(this) ;
1144         if ( source->GetDepth() == 1 )
1145         {
1146             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1147             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1148         }
1149         else
1150         {
1151             // the modes need this, otherwise we'll end up having really nice colors...
1152             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1153             RGBColor    black = { 0,0,0} ;
1154             RGBForeColor( &black ) ;
1155             RGBBackColor( &white ) ;
1156         }
1157         if ( useMask && source->m_macMask )
1158         {
1159             if ( mode == srcCopy )
1160             {
1161                 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1162                 {
1163                     CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1164                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1165                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1166                         &srcrect, &srcrect , &dstrect ) ;
1167                     UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1168                 }
1169             }
1170             else
1171             {
1172                 RgnHandle clipRgn = NewRgn() ;
1173                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1174                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1175                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1176                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1177                 if ( mode == kEmulatedMode )
1178                 {
1179                     Pattern pat ;
1180                     ::PenPat(GetQDGlobalsBlack(&pat));
1181                     if ( logical_func == wxSET )
1182                     {
1183                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1184                         ::RGBForeColor( &col  ) ;
1185                         ::PaintRgn( clipRgn ) ;
1186                     }
1187                     else if ( logical_func == wxCLEAR )
1188                     {
1189                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1190                         ::RGBForeColor( &col  ) ;
1191                         ::PaintRgn( clipRgn ) ;
1192                     }
1193                     else if ( logical_func == wxINVERT )
1194                     {
1195                         MacInvertRgn( clipRgn ) ;
1196                     }
1197                     else
1198                     {
1199                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1200                         {
1201                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1202                             {
1203                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1204                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1205                                 if ( PtInRgn( dstPoint , clipRgn ) )
1206                                 {
1207                                     RGBColor srcColor ;
1208                                     RGBColor dstColor ;
1209                                     SetPort( (GrafPtr) sourcePort ) ;
1210                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1211                                     SetPort( (GrafPtr) m_macPort ) ;
1212                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1213                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1214                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1215                                 }
1216                             }
1217                         }
1218                     }
1219                 }
1220                 else
1221                 {
1222                     if ( invertDestinationFirst )
1223                     {
1224                         MacInvertRgn( clipRgn ) ;
1225                     }
1226                     CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1227                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1228                         &srcrect, &dstrect, mode, clipRgn ) ;
1229                 }
1230                 DisposeRgn( clipRgn ) ;
1231             }
1232         }
1233         else
1234         {
1235             RgnHandle clipRgn = NewRgn() ;
1236             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1237             if ( mode == kEmulatedMode )
1238             {
1239                 Pattern pat ;
1240                 ::PenPat(GetQDGlobalsBlack(&pat));
1241                 if ( logical_func == wxSET )
1242                 {
1243                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1244                     ::RGBForeColor( &col  ) ;
1245                     ::PaintRgn( clipRgn ) ;
1246                 }
1247                 else if ( logical_func == wxCLEAR )
1248                 {
1249                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1250                     ::RGBForeColor( &col  ) ;
1251                     ::PaintRgn( clipRgn ) ;
1252                 }
1253                 else if ( logical_func == wxINVERT )
1254                 {
1255                     MacInvertRgn( clipRgn ) ;
1256                 }
1257                 else
1258                 {
1259                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1260                     {
1261                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1262                         {
1263                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1264                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1265                             {
1266                                 RGBColor srcColor ;
1267                                 RGBColor dstColor ;
1268                                 SetPort( (GrafPtr) sourcePort ) ;
1269                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1270                                 SetPort( (GrafPtr) m_macPort ) ;
1271                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1272                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1273                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1274                             }
1275                         }
1276                     }
1277                 }
1278             }
1279             else
1280             {
1281                 if ( invertDestinationFirst )
1282                 {
1283                     MacInvertRgn( clipRgn ) ;
1284                 }
1285                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1286                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1287                     &srcrect, &dstrect, mode, NULL ) ;
1288             }
1289             DisposeRgn( clipRgn ) ;
1290         }
1291         UnlockPixels( bmappixels ) ;
1292     }
1293     m_macPenInstalled = false ;
1294     m_macBrushInstalled = false ;
1295     m_macFontInstalled = false ;
1296     return true;
1297 }
1298
1299 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1300                               double angle)
1301 {
1302     // TODO support text background color (only possible by hand, ATSUI does not support it)
1303     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1304
1305     if ( str.Length() == 0 )
1306         return ;
1307
1308     wxMacFastPortSetter helper(this) ;
1309     MacInstallFont() ;
1310
1311     if ( 0 )
1312     {
1313         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1314         SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * m_font.MacGetFontSize()));
1315         m_macAliasWasEnabled = true ;
1316     }
1317     OSStatus status = noErr ;
1318     ATSUTextLayout atsuLayout ;
1319     UniCharCount chars = str.Length() ;
1320     UniChar* ubuf = NULL ;
1321 #if SIZEOF_WCHAR_T == 4
1322     wxMBConvUTF16 converter ;
1323 #if wxUSE_UNICODE
1324     size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
1325     ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1326     converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
1327 #else
1328     const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1329     size_t unicharlen = converter.WC2MB( NULL , wchar.data()  , 0 ) ;
1330     ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1331     converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
1332 #endif
1333     chars = unicharlen / 2 ;
1334 #else
1335 #if wxUSE_UNICODE
1336     ubuf = (UniChar*) str.wc_str() ;
1337 #else
1338     wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1339     chars = wxWcslen( wchar.data() ) ;
1340     ubuf = (UniChar*) wchar.data() ;
1341 #endif
1342 #endif
1343
1344     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1345         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1346
1347     wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
1348
1349     status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1350     wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
1351
1352     int iAngle = int( angle );
1353     int drawX = XLOG2DEVMAC(x) ;
1354     int drawY = YLOG2DEVMAC(y) ;
1355
1356     ATSUTextMeasurement textBefore ;
1357     ATSUTextMeasurement textAfter ;
1358     ATSUTextMeasurement ascent ;
1359     ATSUTextMeasurement descent ;
1360
1361
1362     if ( abs(iAngle) > 0 )
1363     {
1364         Fixed atsuAngle = IntToFixed( iAngle ) ;
1365         ATSUAttributeTag atsuTags[] =
1366         {
1367             kATSULineRotationTag ,
1368         } ;
1369         ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1370         {
1371             sizeof( Fixed ) ,
1372         } ;
1373         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1374         {
1375             &atsuAngle ,
1376         } ;
1377         status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1378             atsuTags, atsuSizes, atsuValues ) ;
1379     }
1380     status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1381         &textBefore , &textAfter, &ascent , &descent );
1382
1383     drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
1384     drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
1385     status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1386         IntToFixed(drawX) , IntToFixed(drawY) );
1387     wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
1388     Rect rect ;
1389     status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1390         IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1391     wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1392     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1393     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1394     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1395     ::ATSUDisposeTextLayout(atsuLayout);
1396 #if SIZEOF_WCHAR_T == 4
1397     free( ubuf ) ;
1398 #endif
1399 }
1400
1401 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1402 {
1403     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1404
1405     wxMacFastPortSetter helper(this) ;
1406     long xx = XLOG2DEVMAC(x);
1407     long yy = YLOG2DEVMAC(y);
1408 #if TARGET_CARBON
1409     bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1410     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
1411         useDrawThemeText = false ;
1412 #endif
1413     MacInstallFont() ;
1414
1415     FontInfo fi ;
1416     ::GetFontInfo( &fi ) ;
1417 #if TARGET_CARBON
1418     if ( !useDrawThemeText )
1419 #endif
1420         yy += fi.ascent ;
1421     ::MoveTo( xx , yy );
1422     if (  m_backgroundMode == wxTRANSPARENT )
1423     {
1424         ::TextMode( srcOr) ;
1425     }
1426     else
1427     {
1428         ::TextMode( srcCopy ) ;
1429     }
1430     int line = 0 ;
1431     {
1432         wxString linetext = strtext ;
1433 #if TARGET_CARBON
1434         if ( useDrawThemeText )
1435         {
1436             Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1437             wxMacCFStringHolder mString( linetext , m_font.GetEncoding()) ;
1438
1439             if ( m_backgroundMode != wxTRANSPARENT )
1440             {
1441                 Point bounds={0,0} ;
1442                 Rect background = frame ;
1443                 SInt16 baseline ;
1444                 ::GetThemeTextDimensions( mString,
1445                     m_font.MacGetThemeFontID() ,
1446                     kThemeStateActive,
1447                     false,
1448                     &bounds,
1449                     &baseline );
1450                 background.right = background.left + bounds.h ;
1451                 background.bottom = background.top + bounds.v ;
1452                 ::EraseRect( &background ) ;
1453             }
1454             ::DrawThemeTextBox( mString,
1455                 m_font.MacGetThemeFontID() ,
1456                 kThemeStateActive,
1457                 false,
1458                 &frame,
1459                 teJustLeft,
1460                 nil );
1461         }
1462         else
1463 #endif
1464         {
1465             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1466             ::DrawText( text , 0 , strlen(text) ) ;
1467          }
1468     }
1469     ::TextMode( srcOr ) ;
1470 }
1471
1472 bool  wxDC::CanGetTextExtent() const
1473 {
1474     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1475     return true ;
1476 }
1477
1478 void  wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
1479                             wxCoord *descent, wxCoord *externalLeading ,
1480                             wxFont *theFont ) const
1481 {
1482     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1483     wxMacFastPortSetter helper(this) ;
1484     wxFont formerFont = m_font ;
1485     if ( theFont )
1486     {
1487         // work around the constness
1488         *((wxFont*)(&m_font)) = *theFont ;
1489     }
1490     MacInstallFont() ;
1491     FontInfo fi ;
1492     ::GetFontInfo( &fi ) ;
1493 #if TARGET_CARBON
1494     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1495     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1496         useGetThemeText = false ;
1497 #endif
1498     if ( height )
1499         *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1500     if ( descent )
1501         *descent =YDEV2LOGREL( fi.descent );
1502     if ( externalLeading )
1503         *externalLeading = YDEV2LOGREL( fi.leading ) ;
1504
1505     int curwidth = 0 ;
1506     if ( width )
1507     {
1508         *width = 0 ;
1509         wxString linetext = strtext ;
1510
1511         if ( useGetThemeText )
1512         {
1513             Point bounds={0,0} ;
1514             SInt16 baseline ;
1515             wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
1516             ThemeFontID themeFont = m_font.MacGetThemeFontID() ;
1517             ::GetThemeTextDimensions( mString,
1518                 themeFont ,
1519                 kThemeStateActive,
1520                 false,
1521                 &bounds,
1522                 &baseline );
1523             curwidth = bounds.h ;
1524         }
1525         else
1526         {
1527             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1528             curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
1529         }
1530         if ( curwidth > *width )
1531             *width = XDEV2LOGREL( curwidth ) ;
1532     }
1533     if ( theFont )
1534     {
1535         // work around the constness
1536         *((wxFont*)(&m_font)) = formerFont ;
1537         m_macFontInstalled = false ;
1538     }
1539 }
1540
1541
1542 bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1543 {
1544     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1545
1546     widths.Empty();
1547     widths.Add(0, text.Length());
1548
1549     if (text.Length() == 0)
1550         return false;
1551
1552     wxMacFastPortSetter helper(this) ;
1553     MacInstallFont() ;
1554 #if TARGET_CARBON
1555     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1556     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1557         useGetThemeText = false ;
1558
1559     if ( useGetThemeText )
1560     {
1561         // If anybody knows how to do this more efficiently yet still handle
1562         // the fractional glyph widths that may be present when using AA
1563         // fonts, please change it.  Currently it is measuring from the
1564         // begining of the string for each succeding substring, which is much
1565         // slower than this should be.
1566         for (size_t i=0; i<text.Length(); i++)
1567         {
1568             wxString str(text.Left(i+1));
1569             Point bounds = {0,0};
1570             SInt16 baseline ;
1571             wxMacCFStringHolder mString(str, m_font.GetEncoding());
1572             ::GetThemeTextDimensions( mString,
1573                                       m_font.MacGetThemeFontID(),
1574                                       kThemeStateActive,
1575                                       false,
1576                                       &bounds,
1577                                       &baseline );
1578             widths[i] = XDEV2LOGREL(bounds.h);
1579         }
1580     }
1581     else
1582 #endif
1583     {
1584         wxCharBuffer buff = text.mb_str(wxConvLocal);
1585         size_t len = strlen(buff);
1586         short* measurements = new short[len+1];
1587         MeasureText(len, buff.data(), measurements);
1588
1589         // Copy to widths, starting at measurements[1]
1590         // NOTE: this doesn't take into account any multi-byte characters
1591         // in buff, it probabkly should...
1592         for (size_t i=0; i<text.Length(); i++)
1593             widths[i] = XDEV2LOGREL(measurements[i+1]);
1594
1595         delete [] measurements;
1596     }
1597
1598     return true;
1599 }
1600
1601
1602
1603 wxCoord   wxDC::GetCharWidth(void) const
1604 {
1605     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1606     wxMacFastPortSetter helper(this) ;
1607     MacInstallFont() ;
1608     int width = 0 ;
1609 #if TARGET_CARBON
1610     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1611     if ( UMAGetSystemVersion() < 0x1000 || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1612         useGetThemeText = false ;
1613 #endif
1614     char text[] = "g" ;
1615 #if TARGET_CARBON
1616     if ( useGetThemeText )
1617     {
1618         Point bounds={0,0} ;
1619         SInt16 baseline ;
1620         CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
1621         ::GetThemeTextDimensions( mString,
1622             m_font.MacGetThemeFontID(),
1623             kThemeStateActive,
1624             false,
1625             &bounds,
1626             &baseline );
1627         CFRelease( mString ) ;
1628         width = bounds.h ;
1629     }
1630     else
1631 #endif
1632     {
1633         width = ::TextWidth( text , 0 , 1 ) ;
1634     }
1635     return YDEV2LOGREL(width) ;
1636 }
1637
1638 wxCoord   wxDC::GetCharHeight(void) const
1639 {
1640     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1641     wxMacFastPortSetter helper(this) ;
1642     MacInstallFont() ;
1643     FontInfo fi ;
1644     ::GetFontInfo( &fi ) ;
1645     return YDEV2LOGREL( fi.descent + fi.ascent );
1646 }
1647
1648 void  wxDC::Clear(void)
1649 {
1650     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1651     wxMacFastPortSetter helper(this) ;
1652     Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1653     if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1654     {
1655         ::PenNormal() ;
1656         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1657         ::EraseRect( &rect ) ;
1658     }
1659 }
1660
1661 void wxDC::MacInstallFont() const
1662 {
1663     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1664     //    if ( m_macFontInstalled )
1665     //        return ;
1666     Pattern blackColor ;
1667     MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1668     if ( m_backgroundMode != wxTRANSPARENT )
1669     {
1670         Pattern whiteColor ;
1671         ::BackPat(GetQDGlobalsWhite(&whiteColor));
1672     }
1673
1674     wxASSERT( m_font.Ok() ) ;
1675
1676
1677     ::TextFont( m_font.MacGetFontNum() ) ;
1678     ::TextSize( (short)(m_scaleY * m_font.MacGetFontSize()) ) ;
1679     ::TextFace( m_font.MacGetFontStyle() ) ;
1680     m_macFontInstalled = true ;
1681     m_macBrushInstalled = false ;
1682     m_macPenInstalled = false ;
1683     RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1684     RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1685     ::RGBForeColor( &forecolor );
1686     ::RGBBackColor( &backcolor );
1687
1688     short mode = patCopy ;
1689     // todo :
1690     switch( m_logicalFunction )
1691     {
1692     case wxCOPY:       // src
1693         mode = patCopy ;
1694         break ;
1695     case wxINVERT:     // NOT dst
1696         ::PenPat(GetQDGlobalsBlack(&blackColor));
1697         mode = patXor ;
1698         break ;
1699     case wxXOR:        // src XOR dst
1700         mode = patXor ;
1701         break ;
1702     case wxOR_REVERSE: // src OR (NOT dst)
1703         mode = notPatOr ;
1704         break ;
1705     case wxSRC_INVERT: // (NOT src)
1706         mode = notPatCopy ;
1707         break ;
1708     case wxAND: // src AND dst
1709         mode = adMin ;
1710         break ;
1711         // unsupported TODO
1712     case wxCLEAR:      // 0
1713     case wxAND_REVERSE:// src AND (NOT dst)
1714     case wxAND_INVERT: // (NOT src) AND dst
1715     case wxNO_OP:      // dst
1716     case wxNOR:        // (NOT src) AND (NOT dst)
1717     case wxEQUIV:      // (NOT src) XOR dst
1718     case wxOR_INVERT:  // (NOT src) OR dst
1719     case wxNAND:       // (NOT src) OR (NOT dst)
1720     case wxOR:         // src OR dst
1721     case wxSET:        // 1
1722         //        case wxSRC_OR:     // source _bitmap_ OR destination
1723         //        case wxSRC_AND:     // source _bitmap_ AND destination
1724         break ;
1725     }
1726     ::PenMode( mode ) ;
1727     OSStatus status = noErr ;
1728     status = ATSUCreateAndCopyStyle( (ATSUStyle) m_font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ;
1729     wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
1730
1731     Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
1732     ATSUAttributeTag atsuTags[] =
1733     {
1734             kATSUSizeTag ,
1735     } ;
1736     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1737     {
1738             sizeof( Fixed ) ,
1739     } ;
1740 //    Boolean kTrue = true ;
1741 //    Boolean kFalse = false ;
1742
1743 //    ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1744     ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1745     {
1746             &atsuSize ,
1747     } ;
1748     status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1749         atsuTags, atsuSizes, atsuValues);
1750
1751     wxASSERT_MSG( status == noErr , wxT("couldn't Modify ATSU style") ) ;
1752
1753 }
1754
1755 Pattern gPatterns[] =
1756 {   // hatch patterns
1757     { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
1758     { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
1759     { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
1760     { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1761     { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
1762     { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1763     { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
1764     // dash patterns
1765     { { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
1766     { { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
1767     { { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
1768     { { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
1769 } ;
1770
1771 static void wxMacGetPattern(int penStyle, Pattern *pattern)
1772 {
1773     int index = 0;  // solid pattern by default
1774     switch(penStyle)
1775     {
1776         // hatches
1777         case wxBDIAGONAL_HATCH:     index = 1; break;
1778         case wxFDIAGONAL_HATCH:     index = 2; break;
1779         case wxCROSS_HATCH:         index = 3; break;
1780         case wxHORIZONTAL_HATCH:    index = 4; break;
1781         case wxVERTICAL_HATCH:      index = 5; break;
1782         case wxCROSSDIAG_HATCH:     index = 6; break;
1783         // dashes
1784         case wxDOT:                 index = 7; break;
1785         case wxLONG_DASH:           index = 8; break;
1786         case wxSHORT_DASH:          index = 9; break;
1787         case wxDOT_DASH:            index = 10; break;
1788     }
1789     *pattern = gPatterns[index];
1790 }
1791
1792 void wxDC::MacInstallPen() const
1793 {
1794     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1795     //Pattern     blackColor;
1796     //    if ( m_macPenInstalled )
1797     //        return ;
1798     RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1799     RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1800     ::RGBForeColor( &forecolor );
1801     ::RGBBackColor( &backcolor );
1802     ::PenNormal() ;
1803     int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ; ;
1804     // null means only one pixel, at whatever resolution
1805     if ( penWidth == 0 )
1806         penWidth = 1 ;
1807     ::PenSize(penWidth, penWidth);
1808
1809     int penStyle = m_pen.GetStyle();
1810     Pattern pat;
1811     if (penStyle == wxUSER_DASH)
1812     {
1813         // FIXME: there should be exactly 8 items in the dash
1814         wxDash* dash ;
1815         int number = m_pen.GetDashes(&dash) ;
1816         int index = 0;
1817         for ( int i = 0 ; i < 8 ; ++i )
1818         {
1819             pat.pat[i] = dash[index] ;
1820             if (index < number - 1)
1821                 index++;
1822         }
1823     }
1824     else
1825     {
1826         wxMacGetPattern(penStyle, &pat);
1827     }
1828     ::PenPat(&pat);
1829
1830     short mode = patCopy ;
1831     // todo :
1832     switch( m_logicalFunction )
1833     {
1834     case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1835         mode = patOr ;
1836         break ;
1837     case wxINVERT:     // NOT dst
1838         //            ::PenPat(GetQDGlobalsBlack(&blackColor));
1839         mode = patXor ;
1840         break ;
1841     case wxXOR:        // src XOR dst
1842         mode = patXor ;
1843         break ;
1844     case wxOR_REVERSE: // src OR (NOT dst)
1845         mode = notPatOr ;
1846         break ;
1847     case wxSRC_INVERT: // (NOT src)
1848         mode = notPatCopy ;
1849         break ;
1850     case wxAND: // src AND dst
1851         mode = adMin ;
1852         break ;
1853         // unsupported TODO
1854     case wxCLEAR:      // 0
1855     case wxAND_REVERSE:// src AND (NOT dst)
1856     case wxAND_INVERT: // (NOT src) AND dst
1857     case wxNO_OP:      // dst
1858     case wxNOR:        // (NOT src) AND (NOT dst)
1859     case wxEQUIV:      // (NOT src) XOR dst
1860     case wxOR_INVERT:  // (NOT src) OR dst
1861     case wxNAND:       // (NOT src) OR (NOT dst)
1862     case wxOR:         // src OR dst
1863     case wxSET:        // 1
1864         //        case wxSRC_OR:     // source _bitmap_ OR destination
1865         //        case wxSRC_AND:     // source _bitmap_ AND destination
1866         break ;
1867     }
1868     ::PenMode( mode ) ;
1869     m_macPenInstalled = true ;
1870     m_macBrushInstalled = false ;
1871     m_macFontInstalled = false ;
1872 }
1873
1874 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1875 {
1876     Pattern whiteColor ;
1877     if ( background.Ok() )
1878     {
1879         switch( background.MacGetBrushKind() )
1880         {
1881             case kwxMacBrushTheme :
1882             {
1883                 ::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
1884                 break ;
1885             }
1886             case kwxMacBrushThemeBackground :
1887             {
1888                 Rect extent ;
1889                 ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
1890                 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
1891                 break ;
1892             }
1893             case kwxMacBrushColour :
1894             {
1895                 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
1896                 int brushStyle = background.GetStyle();
1897                 if (brushStyle == wxSOLID)
1898                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1899                 else if (background.IsHatch())
1900                 {
1901                     Pattern pat ;
1902                     wxMacGetPattern(brushStyle, &pat);
1903                     ::BackPat(&pat);
1904                 }
1905                 else
1906                 {
1907                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1908                 }
1909                 break ;
1910             }
1911         }
1912     }
1913 }
1914
1915 void wxDC::MacInstallBrush() const
1916 {
1917     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1918     Pattern     blackColor ;
1919     //    if ( m_macBrushInstalled )
1920     //        return ;
1921     // foreground
1922     bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
1923     ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
1924     ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
1925     int brushStyle = m_brush.GetStyle();
1926     if (brushStyle == wxSOLID)
1927     {
1928         ::PenPat(GetQDGlobalsBlack(&blackColor));
1929     }
1930     else if (m_brush.IsHatch())
1931     {
1932         Pattern pat ;
1933         wxMacGetPattern(brushStyle, &pat);
1934         ::PenPat(&pat);
1935     }
1936     else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
1937     {
1938         // we force this in order to be compliant with wxMSW
1939         backgroundTransparent = false ;
1940         // for these the text fore (and back for MASK_OPAQUE) colors are used
1941         wxBitmap* bitmap = m_brush.GetStipple() ;
1942         int width = bitmap->GetWidth() ;
1943         int height = bitmap->GetHeight() ;
1944         GWorldPtr gw = NULL ;
1945         if ( m_brush.GetStyle() == wxSTIPPLE )
1946             gw = MAC_WXHBITMAP(bitmap->GetHBITMAP(NULL))  ;
1947         else
1948             gw = MAC_WXHBITMAP(bitmap->GetMask()->GetHBITMAP()) ;
1949         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
1950         LockPixels( gwpixmaphandle ) ;
1951         bool isMonochrome = !IsPortColor( gw ) ;
1952         if ( !isMonochrome )
1953         {
1954             if ( (**gwpixmaphandle).pixelSize == 1 )
1955                 isMonochrome = true ;
1956         }
1957         if ( isMonochrome && width == 8 && height == 8 )
1958         {
1959             ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
1960             ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
1961             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
1962             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
1963             int alignment = gwbitmap->rowBytes & 0x7FFF ;
1964             Pattern pat ;
1965             for ( int i = 0 ; i < 8 ; ++i )
1966             {
1967                 pat.pat[i] = gwbits[i*alignment+0] ;
1968             }
1969             UnlockPixels( GetGWorldPixMap( gw ) ) ;
1970             ::PenPat( &pat ) ;
1971         }
1972         else
1973         {
1974             // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
1975             // caching scheme before putting this into production
1976             Handle      image;
1977             long        imageSize;
1978             PixPatHandle pixpat = NewPixPat() ;
1979             CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
1980             imageSize = GetPixRowBytes((**pixpat).patMap) *
1981                 ((**(**pixpat).patMap).bounds.bottom -
1982                 (**(**pixpat).patMap).bounds.top);
1983             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
1984             (**pixpat).patData = image;
1985             if ( isMonochrome )
1986             {
1987                 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
1988                 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
1989                 if ( ctspec[0].rgb.red == 0x0000 )
1990                 {
1991                     ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
1992                     ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
1993                 }
1994                 else
1995                 {
1996                     ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
1997                     ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
1998                 }
1999                 ::CTabChanged( ctable ) ;
2000             }
2001             ::PenPixPat(pixpat);
2002             m_macForegroundPixMap = pixpat ;
2003         }
2004         UnlockPixels( gwpixmaphandle ) ;
2005     }
2006     else
2007     {
2008         ::PenPat(GetQDGlobalsBlack(&blackColor));
2009     }
2010     short mode = patCopy ;
2011     switch( m_logicalFunction )
2012     {
2013     case wxCOPY:       // src
2014         if ( backgroundTransparent )
2015             mode = patOr ;
2016         else
2017             mode = patCopy ;
2018         break ;
2019     case wxINVERT:     // NOT dst
2020         if ( !backgroundTransparent )
2021         {
2022             ::PenPat(GetQDGlobalsBlack(&blackColor));
2023         }
2024         mode = patXor ;
2025         break ;
2026     case wxXOR:        // src XOR dst
2027         mode = patXor ;
2028         break ;
2029     case wxOR_REVERSE: // src OR (NOT dst)
2030         mode = notPatOr ;
2031         break ;
2032     case wxSRC_INVERT: // (NOT src)
2033         mode = notPatCopy ;
2034         break ;
2035     case wxAND: // src AND dst
2036         mode = adMin ;
2037         break ;
2038         // unsupported TODO
2039     case wxCLEAR:      // 0
2040     case wxAND_REVERSE:// src AND (NOT dst)
2041     case wxAND_INVERT: // (NOT src) AND dst
2042     case wxNO_OP:      // dst
2043     case wxNOR:        // (NOT src) AND (NOT dst)
2044     case wxEQUIV:      // (NOT src) XOR dst
2045     case wxOR_INVERT:  // (NOT src) OR dst
2046     case wxNAND:       // (NOT src) OR (NOT dst)
2047     case wxOR:         // src OR dst
2048     case wxSET:        // 1
2049         //        case wxSRC_OR:     // source _bitmap_ OR destination
2050         //        case wxSRC_AND:     // source _bitmap_ AND destination
2051         break ;
2052     }
2053     ::PenMode( mode ) ;
2054     m_macBrushInstalled = true ;
2055     m_macPenInstalled = false ;
2056     m_macFontInstalled = false ;
2057 }
2058
2059 // ---------------------------------------------------------------------------
2060 // coordinates transformations
2061 // ---------------------------------------------------------------------------
2062
2063 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2064 {
2065     return ((wxDC *)this)->XDEV2LOG(x);
2066 }
2067
2068 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2069 {
2070     return ((wxDC *)this)->YDEV2LOG(y);
2071 }
2072
2073 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2074 {
2075     return ((wxDC *)this)->XDEV2LOGREL(x);
2076 }
2077
2078 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2079 {
2080     return ((wxDC *)this)->YDEV2LOGREL(y);
2081 }
2082
2083 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2084 {
2085     return ((wxDC *)this)->XLOG2DEV(x);
2086 }
2087
2088 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2089 {
2090     return ((wxDC *)this)->YLOG2DEV(y);
2091 }
2092
2093 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2094 {
2095     return ((wxDC *)this)->XLOG2DEVREL(x);
2096 }
2097
2098 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2099 {
2100     return ((wxDC *)this)->YLOG2DEVREL(y);
2101 }
2102
2103 #endif // !wxMAC_USE_CORE_GRAPHICS