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 #if __MSL__ >= 0x6000
  30 namespace std {}
  31 using namespace std ;
  32 #endif
  33
  34 #include "wx/mac/private.h"
  35 #include <ATSUnicode.h>
  36 #include <TextCommon.h>
  37 #include <TextEncodingConverter.h>
  38 #if !USE_SHARED_LIBRARY
  39 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
  40 #endif
  41
  42 //-----------------------------------------------------------------------------
  43 // constants
  44 //-----------------------------------------------------------------------------
  45
  46 const double RAD2DEG  = 180.0 / M_PI;
  47 const short kEmulatedMode = -1 ;
  48 const short kUnsupportedMode = -2 ;
  49
  50 extern TECObjectRef s_TECNativeCToUnicode ;
  51
  52 // set to 0 if problems arise
  53 #define wxMAC_EXPERIMENTAL_DC 1
  54
  55 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
  56     m_ph( (GrafPtr) dc->m_macPort )
  57 {
  58     wxASSERT( dc->Ok() ) ;
  59     m_dc = dc ;
  60     dc->MacSetupPort(&m_ph) ;
  61 }
  62 wxMacPortSetter::~wxMacPortSetter()
  63 {
  64     m_dc->MacCleanupPort(&m_ph) ;
  65 }
  66
  67 #if wxMAC_EXPERIMENTAL_DC
  68 class wxMacFastPortSetter
  69 {
  70 public :
  71     wxMacFastPortSetter( const wxDC *dc )
  72     {
  73         wxASSERT( dc->Ok() ) ;
  74         m_swapped = QDSwapPort( (GrafPtr) dc->m_macPort , &m_oldPort ) ;
  75         m_clipRgn = NewRgn() ;
  76         GetClip( m_clipRgn ) ;
  77         m_dc = dc ;
  78         dc->MacSetupPort( NULL ) ;
  79     }
  80     ~wxMacFastPortSetter()
  81     {
  82         // SetPort( (GrafPtr) m_dc->m_macPort ) ;
  83         SetClip( m_clipRgn ) ;
  84         if ( m_swapped )
  85             SetPort( m_oldPort ) ;
  86         m_dc->MacCleanupPort( NULL ) ;
  87         DisposeRgn( m_clipRgn ) ;
  88     }
  89 private :
  90     bool m_swapped ;
  91     RgnHandle m_clipRgn ;
  92     GrafPtr m_oldPort ;
  93     const wxDC*   m_dc ;
  94 } ;
  95
  96 #else
  97 typedef wxMacPortSetter wxMacFastPortSetter ;
  98 #endif
  99
 100 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
 101     wxMacPortSaver( (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) )
 102 {
 103     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 104     m_formerClip = NewRgn() ;
 105     m_newClip = NewRgn() ;
 106     GetClip( m_formerClip ) ;
 107
 108     if ( win )
 109     {
 110         // guard against half constructed objects, this just leads to a empty clip
 111         if( win->GetPeer() )
 112         {
 113             int x = 0 , y = 0;
 114             win->MacWindowToRootWindow( &x,&y ) ;
 115             // get area including focus rect
 116             CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
 117             if ( !EmptyRgn( m_newClip ) )
 118                 OffsetRgn( m_newClip , x , y ) ;
 119         }
 120         SetClip( m_newClip ) ;
 121     }
 122 }
 123
 124 wxMacWindowClipper::~wxMacWindowClipper()
 125 {
 126     SetPort( m_newPort ) ;
 127     SetClip( m_formerClip ) ;
 128     DisposeRgn( m_newClip ) ;
 129     DisposeRgn( m_formerClip ) ;
 130 }
 131
 132 wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
 133     wxMacWindowClipper( win )
 134 {
 135     // the port is already set at this point
 136     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 137     GetThemeDrawingState( &m_themeDrawingState ) ;
 138 }
 139
 140 wxMacWindowStateSaver::~wxMacWindowStateSaver()
 141 {
 142     SetPort( m_newPort ) ;
 143     SetThemeDrawingState( m_themeDrawingState , true ) ;
 144 }
 145
 146 //-----------------------------------------------------------------------------
 147 // Local functions
 148 //-----------------------------------------------------------------------------
 149 static inline double dmin(double a, double b) { return a < b ? a : b; }
 150 static inline double dmax(double a, double b) { return a > b ? a : b; }
 151 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
 152
 153 //-----------------------------------------------------------------------------
 154 // wxDC
 155 //-----------------------------------------------------------------------------
 156 // this function emulates all wx colour manipulations, used to verify the implementation
 157 // by setting the mode in the blitting functions to kEmulatedMode
 158 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
 159
 160 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
 161 {
 162     switch ( logical_func )
 163     {
 164         case wxAND:        // src AND dst
 165             dstColor.red = dstColor.red & srcColor.red ;
 166             dstColor.green = dstColor.green & srcColor.green ;
 167             dstColor.blue = dstColor.blue & srcColor.blue ;
 168             break ;
 169         case wxAND_INVERT: // (NOT src) AND dst
 170             dstColor.red = dstColor.red & ~srcColor.red ;
 171             dstColor.green = dstColor.green & ~srcColor.green ;
 172             dstColor.blue = dstColor.blue & ~srcColor.blue ;
 173             break ;
 174         case wxAND_REVERSE:// src AND (NOT dst)
 175             dstColor.red = ~dstColor.red & srcColor.red ;
 176             dstColor.green = ~dstColor.green & srcColor.green ;
 177             dstColor.blue = ~dstColor.blue & srcColor.blue ;
 178             break ;
 179         case wxCLEAR:      // 0
 180             dstColor.red = 0 ;
 181             dstColor.green = 0 ;
 182             dstColor.blue = 0 ;
 183             break ;
 184         case wxCOPY:       // src
 185             dstColor.red = srcColor.red ;
 186             dstColor.green = srcColor.green ;
 187             dstColor.blue = srcColor.blue ;
 188             break ;
 189         case wxEQUIV:      // (NOT src) XOR dst
 190             dstColor.red = dstColor.red ^ ~srcColor.red ;
 191             dstColor.green = dstColor.green ^ ~srcColor.green ;
 192             dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
 193             break ;
 194         case wxINVERT:     // NOT dst
 195             dstColor.red = ~dstColor.red ;
 196             dstColor.green = ~dstColor.green ;
 197             dstColor.blue = ~dstColor.blue ;
 198             break ;
 199         case wxNAND:       // (NOT src) OR (NOT dst)
 200             dstColor.red = ~dstColor.red | ~srcColor.red ;
 201             dstColor.green = ~dstColor.green | ~srcColor.green ;
 202             dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
 203             break ;
 204         case wxNOR:        // (NOT src) AND (NOT dst)
 205             dstColor.red = ~dstColor.red & ~srcColor.red ;
 206             dstColor.green = ~dstColor.green & ~srcColor.green ;
 207             dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
 208             break ;
 209         case wxNO_OP:      // dst
 210             break ;
 211         case wxOR:         // src OR dst
 212             dstColor.red = dstColor.red | srcColor.red ;
 213             dstColor.green = dstColor.green | srcColor.green ;
 214             dstColor.blue = dstColor.blue | srcColor.blue ;
 215             break ;
 216         case wxOR_INVERT:  // (NOT src) OR dst
 217             dstColor.red = dstColor.red | ~srcColor.red ;
 218             dstColor.green = dstColor.green | ~srcColor.green ;
 219             dstColor.blue = dstColor.blue | ~srcColor.blue ;
 220             break ;
 221         case wxOR_REVERSE: // src OR (NOT dst)
 222             dstColor.red = ~dstColor.red | srcColor.red ;
 223             dstColor.green = ~dstColor.green | srcColor.green ;
 224             dstColor.blue = ~dstColor.blue | srcColor.blue ;
 225             break ;
 226         case wxSET:        // 1
 227             dstColor.red = 0xFFFF ;
 228             dstColor.green = 0xFFFF ;
 229             dstColor.blue = 0xFFFF ;
 230             break ;
 231         case wxSRC_INVERT: // (NOT src)
 232             dstColor.red = ~srcColor.red ;
 233             dstColor.green = ~srcColor.green ;
 234             dstColor.blue = ~srcColor.blue ;
 235             break ;
 236         case wxXOR:        // src XOR dst
 237             dstColor.red = dstColor.red ^ srcColor.red ;
 238             dstColor.green = dstColor.green ^ srcColor.green ;
 239             dstColor.blue = dstColor.blue ^ srcColor.blue ;
 240             break ;
 241     }
 242 }
 243
 244 wxDC::wxDC()
 245 {
 246     m_ok = false;
 247     m_colour = true;
 248     m_mm_to_pix_x = mm2pt;
 249     m_mm_to_pix_y = mm2pt;
 250     m_internalDeviceOriginX = 0;
 251     m_internalDeviceOriginY = 0;
 252     m_externalDeviceOriginX = 0;
 253     m_externalDeviceOriginY = 0;
 254     m_logicalScaleX = 1.0;
 255     m_logicalScaleY = 1.0;
 256     m_userScaleX = 1.0;
 257     m_userScaleY = 1.0;
 258     m_scaleX = 1.0;
 259     m_scaleY = 1.0;
 260     m_needComputeScaleX = false;
 261     m_needComputeScaleY = false;
 262     m_macPort = NULL ;
 263     m_macMask = NULL ;
 264     m_ok = false ;
 265     m_macFontInstalled = false ;
 266     m_macBrushInstalled = false ;
 267     m_macPenInstalled = false ;
 268     m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
 269     m_macBoundaryClipRgn = NewRgn() ;
 270     m_macCurrentClipRgn = NewRgn() ;
 271     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 272     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 273     m_pen = *wxBLACK_PEN;
 274     m_font = *wxNORMAL_FONT;
 275     m_brush = *wxWHITE_BRUSH;
 276 #ifdef __WXDEBUG__
 277     // needed to debug possible errors with two active drawing methods at the same time on
 278     // the same DC
 279     m_macCurrentPortStateHelper = NULL ;
 280 #endif
 281     m_macATSUIStyle = NULL ;
 282     m_macAliasWasEnabled = false;
 283     m_macForegroundPixMap = NULL ;
 284     m_macBackgroundPixMap = NULL ;
 285 }
 286
 287 wxDC::~wxDC(void)
 288 {
 289     DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
 290     DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
 291 }
 292
 293 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
 294 {
 295 #ifdef __WXDEBUG__
 296     wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
 297     m_macCurrentPortStateHelper = help ;
 298 #endif
 299     SetClip( (RgnHandle) m_macCurrentClipRgn);
 300 #if ! wxMAC_EXPERIMENTAL_DC
 301     m_macFontInstalled = false ;
 302     m_macBrushInstalled = false ;
 303     m_macPenInstalled = false ;
 304 #endif
 305 }
 306 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
 307 {
 308 #ifdef __WXDEBUG__
 309     wxASSERT( m_macCurrentPortStateHelper == help ) ;
 310     m_macCurrentPortStateHelper = NULL ;
 311 #endif
 312     if( m_macATSUIStyle )
 313     {
 314         ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
 315         m_macATSUIStyle = NULL ;
 316     }
 317     if ( m_macAliasWasEnabled )
 318     {
 319         SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
 320         m_macAliasWasEnabled = false ;
 321     }
 322     if ( m_macForegroundPixMap )
 323     {
 324         Pattern blackColor ;
 325         ::PenPat(GetQDGlobalsBlack(&blackColor));
 326         DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
 327         m_macForegroundPixMap = NULL ;
 328     }
 329     if ( m_macBackgroundPixMap )
 330     {
 331         Pattern whiteColor ;
 332         ::BackPat(GetQDGlobalsWhite(&whiteColor));
 333         DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
 334         m_macBackgroundPixMap = NULL ;
 335     }
 336 }
 337
 338 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 339 {
 340      wxCHECK_RET( Ok(), wxT("invalid window dc") );
 341      wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
 342      wxMacFastPortSetter helper(this) ;
 343      wxCoord xx = XLOG2DEVMAC(x);
 344      wxCoord yy = YLOG2DEVMAC(y);
 345      wxCoord w = bmp.GetWidth();
 346      wxCoord h = bmp.GetHeight();
 347      wxCoord ww = XLOG2DEVREL(w);
 348      wxCoord hh = YLOG2DEVREL(h);
 349      // Set up drawing mode
 350      short  mode = (m_logicalFunction == wxCOPY ? srcCopy :
 351                     //m_logicalFunction == wxCLEAR ? WHITENESS :
 352                     //m_logicalFunction == wxSET ? BLACKNESS :
 353                     m_logicalFunction == wxINVERT ? hilite :
 354                    //m_logicalFunction == wxAND ? MERGECOPY :
 355                     m_logicalFunction == wxOR ? srcOr :
 356                     m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
 357                     m_logicalFunction == wxXOR ? srcXor :
 358                     m_logicalFunction == wxOR_REVERSE ? notSrcOr :
 359                     //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
 360                     //m_logicalFunction == wxSRC_OR ? srcOr :
 361                     //m_logicalFunction == wxSRC_AND ? SRCAND :
 362                     srcCopy );
 363
 364      GWorldPtr    maskworld = NULL ;
 365      GWorldPtr    bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP((WXHBITMAP*)&maskworld) );
 366      PixMapHandle bmappixels ;
 367      // Set foreground and background colours (for bitmaps depth = 1)
 368      if(bmp.GetDepth() == 1)
 369     {
 370          RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
 371          RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
 372          RGBForeColor(&fore);
 373          RGBBackColor(&back);
 374      }
 375      else
 376      {
 377          RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
 378          RGBColor black = { 0,0,0} ;
 379          RGBForeColor( &black ) ;
 380          RGBBackColor( &white ) ;
 381      }
 382      bmappixels = GetGWorldPixMap( bmapworld ) ;
 383      wxCHECK_RET(LockPixels(bmappixels),
 384                  wxT("DoDrawBitmap:  Unable to lock pixels"));
 385      Rect source = { 0, 0, h, w };
 386      Rect dest   = { yy, xx, yy + hh, xx + ww };
 387      if ( useMask && maskworld )
 388      {
 389          if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld))))
 390          {
 391              CopyDeepMask
 392                  (
 393                   GetPortBitMapForCopyBits(bmapworld),
 394                   GetPortBitMapForCopyBits(MAC_WXHBITMAP(maskworld)),
 395                   GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 396                   &source, &source, &dest, mode, NULL
 397                   );
 398              UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld)));
 399          }
 400      }
 401      else {
 402          CopyBits( GetPortBitMapForCopyBits( bmapworld ),
 403                    GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 404                    &source, &dest, mode, NULL ) ;
 405      }
 406      UnlockPixels( bmappixels ) ;
 407
 408      m_macPenInstalled = false ;
 409      m_macBrushInstalled = false ;
 410      m_macFontInstalled = false ;
 411 }
 412
 413 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
 414 {
 415     wxCHECK_RET(Ok(), wxT("Invalid dc  wxDC::DoDrawIcon"));
 416     wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
 417     wxMacFastPortSetter helper(this) ;
 418
 419     wxCoord xx = XLOG2DEVMAC(x);
 420     wxCoord yy = YLOG2DEVMAC(y);
 421     wxCoord w = icon.GetWidth();
 422     wxCoord h = icon.GetHeight();
 423     wxCoord ww = XLOG2DEVREL(w);
 424     wxCoord hh = YLOG2DEVREL(h);
 425
 426     Rect r = { yy , xx, yy + hh  , xx + ww } ;
 427     PlotIconRef( &r , kAlignNone , kTransformNone , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ;
 428 }
 429
 430 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 431 {
 432     wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion  Invalid DC"));
 433     wxCoord xx, yy, ww, hh;
 434     xx = XLOG2DEVMAC(x);
 435     yy = YLOG2DEVMAC(y);
 436     ww = XLOG2DEVREL(width);
 437     hh = YLOG2DEVREL(height);
 438     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
 439     SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 440     if( m_clipping )
 441     {
 442         m_clipX1 = wxMax( m_clipX1 , xx );
 443         m_clipY1 = wxMax( m_clipY1 , yy );
 444         m_clipX2 = wxMin( m_clipX2, (xx + ww));
 445         m_clipY2 = wxMin( m_clipY2, (yy + hh));
 446     }
 447     else
 448     {
 449         m_clipping = true;
 450         m_clipX1 = xx;
 451         m_clipY1 = yy;
 452         m_clipX2 = xx + ww;
 453         m_clipY2 = yy + hh;
 454     }
 455 }
 456
 457 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
 458 {
 459     wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
 460     wxMacFastPortSetter helper(this) ;
 461     wxCoord x, y, w, h;
 462     region.GetBox( x, y, w, h );
 463     wxCoord xx, yy, ww, hh;
 464     xx = XLOG2DEVMAC(x);
 465     yy = YLOG2DEVMAC(y);
 466     ww = XLOG2DEVREL(w);
 467     hh = YLOG2DEVREL(h);
 468     // if we have a scaling that we cannot map onto native regions
 469     // we must use the box
 470     if ( ww != w || hh != h )
 471     {
 472         wxDC::DoSetClippingRegion( x, y, w, h );
 473     }
 474     else
 475     {
 476         CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
 477         if ( xx != x || yy != y )
 478         {
 479             OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
 480         }
 481         SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 482         if( m_clipping )
 483         {
 484             m_clipX1 = wxMax( m_clipX1 , xx );
 485             m_clipY1 = wxMax( m_clipY1 , yy );
 486             m_clipX2 = wxMin( m_clipX2, (xx + ww));
 487             m_clipY2 = wxMin( m_clipY2, (yy + hh));
 488         }
 489         else
 490         {
 491             m_clipping = true;
 492             m_clipX1 = xx;
 493             m_clipY1 = yy;
 494             m_clipX2 = xx + ww;
 495             m_clipY2 = yy + hh;
 496         }
 497     }
 498 }
 499
 500 void wxDC::DestroyClippingRegion()
 501 {
 502     wxMacFastPortSetter helper(this) ;
 503     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 504     ResetClipping();
 505 }
 506
 507 void wxDC::DoGetSizeMM( int* width, int* height ) const
 508 {
 509     int w = 0;
 510     int h = 0;
 511     GetSize( &w, &h );
 512     *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
 513     *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
 514 }
 515
 516 void wxDC::SetTextForeground( const wxColour &col )
 517 {
 518     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 519     m_textForegroundColour = col;
 520     m_macFontInstalled = false ;
 521 }
 522
 523 void wxDC::SetTextBackground( const wxColour &col )
 524 {
 525     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 526     m_textBackgroundColour = col;
 527     m_macFontInstalled = false ;
 528 }
 529
 530 void wxDC::SetMapMode( int mode )
 531 {
 532     switch (mode)
 533     {
 534     case wxMM_TWIPS:
 535         SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
 536         break;
 537     case wxMM_POINTS:
 538         SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
 539         break;
 540     case wxMM_METRIC:
 541         SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
 542         break;
 543     case wxMM_LOMETRIC:
 544         SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
 545         break;
 546     default:
 547     case wxMM_TEXT:
 548         SetLogicalScale( 1.0, 1.0 );
 549         break;
 550     }
 551     if (mode != wxMM_TEXT)
 552     {
 553         m_needComputeScaleX = true;
 554         m_needComputeScaleY = true;
 555     }
 556 }
 557
 558 void wxDC::SetUserScale( double x, double y )
 559 {
 560     // allow negative ? -> no
 561     m_userScaleX = x;
 562     m_userScaleY = y;
 563     ComputeScaleAndOrigin();
 564 }
 565
 566 void wxDC::SetLogicalScale( double x, double y )
 567 {
 568     // allow negative ?
 569     m_logicalScaleX = x;
 570     m_logicalScaleY = y;
 571     ComputeScaleAndOrigin();
 572 }
 573
 574 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
 575 {
 576     m_logicalOriginX = x * m_signX;   // is this still correct ?
 577     m_logicalOriginY = y * m_signY;
 578     ComputeScaleAndOrigin();
 579 }
 580
 581 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
 582 {
 583     m_externalDeviceOriginX = x;
 584     m_externalDeviceOriginY = y;
 585     ComputeScaleAndOrigin();
 586 }
 587
 588 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
 589 {
 590     m_signX = (xLeftRight ?  1 : -1);
 591     m_signY = (yBottomUp  ? -1 :  1);
 592     ComputeScaleAndOrigin();
 593 }
 594
 595 wxSize wxDC::GetPPI() const
 596 {
 597     return wxSize(72, 72);
 598 }
 599
 600 int wxDC::GetDepth() const
 601 {
 602     if ( IsPortColor( (CGrafPtr) m_macPort ) )
 603     {
 604         return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
 605     }
 606     return 1 ;
 607 }
 608
 609 void wxDC::ComputeScaleAndOrigin()
 610 {
 611     // CMB: copy scale to see if it changes
 612     double origScaleX = m_scaleX;
 613     double origScaleY = m_scaleY;
 614     m_scaleX = m_logicalScaleX * m_userScaleX;
 615     m_scaleY = m_logicalScaleY * m_userScaleY;
 616     m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
 617     m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
 618     // CMB: if scale has changed call SetPen to recalulate the line width
 619     if (m_scaleX != origScaleX || m_scaleY != origScaleY)
 620     {
 621         // this is a bit artificial, but we need to force wxDC to think
 622         // the pen has changed
 623         wxPen pen(GetPen());
 624         m_pen = wxNullPen;
 625         SetPen(pen);
 626     }
 627 }
 628
 629 void  wxDC::SetPalette( const wxPalette& palette )
 630 {
 631 }
 632
 633 void  wxDC::SetBackgroundMode( int mode )
 634 {
 635     m_backgroundMode = mode ;
 636 }
 637
 638 void  wxDC::SetFont( const wxFont &font )
 639 {
 640     m_font = font;
 641     m_macFontInstalled = false ;
 642 }
 643
 644 void  wxDC::SetPen( const wxPen &pen )
 645 {
 646     if ( m_pen == pen )
 647         return ;
 648     m_pen = pen;
 649     m_macPenInstalled = false ;
 650 }
 651
 652 void  wxDC::SetBrush( const wxBrush &brush )
 653 {
 654     if (m_brush == brush)
 655         return;
 656     m_brush = brush;
 657     m_macBrushInstalled = false ;
 658 }
 659
 660 void  wxDC::SetBackground( const wxBrush &brush )
 661 {
 662     if (m_backgroundBrush == brush)
 663         return;
 664     m_backgroundBrush = brush;
 665     if (!m_backgroundBrush.Ok())
 666         return;
 667     m_macBrushInstalled = false ;
 668 }
 669
 670 void  wxDC::SetLogicalFunction( int function )
 671 {
 672     if (m_logicalFunction == function)
 673         return;
 674     m_logicalFunction = function ;
 675     m_macFontInstalled = false ;
 676     m_macBrushInstalled = false ;
 677     m_macPenInstalled = false ;
 678 }
 679
 680 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
 681                           const wxColour & col, int style);
 682
 683 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
 684                        const wxColour& col, int style)
 685 {
 686     return wxDoFloodFill(this, x, y, col, style);
 687 }
 688
 689 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 690 {
 691     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 692     wxMacFastPortSetter helper(this) ;
 693     RGBColor colour;
 694     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 695     // Convert from Mac colour to wx
 696     col->Set( colour.red   >> 8,
 697         colour.green >> 8,
 698         colour.blue  >> 8);
 699     return true ;
 700 }
 701
 702 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 703 {
 704     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 705     wxMacFastPortSetter helper(this) ;
 706     if (m_pen.GetStyle() != wxTRANSPARENT)
 707     {
 708         MacInstallPen() ;
 709         wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 710         m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 711         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 712         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 713         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 714         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 715         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 716             (m_pen.GetWidth() <= 1))
 717         {
 718             // Implement LAST_NOT for MAC at least for
 719             // orthogonal lines. RR.
 720             if (xx1 == xx2)
 721             {
 722                 if (yy1 < yy2)
 723                     yy2--;
 724                 if (yy1 > yy2)
 725                     yy2++;
 726             }
 727             if (yy1 == yy2)
 728             {
 729                 if (xx1 < xx2)
 730                     xx2--;
 731                 if (xx1 > xx2)
 732                     xx2++;
 733             }
 734         }
 735         ::MoveTo(xx1, yy1);
 736         ::LineTo(xx2, yy2);
 737     }
 738 }
 739
 740 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 741 {
 742     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 743     wxMacFastPortSetter helper(this) ;
 744     if (m_pen.GetStyle() != wxTRANSPARENT)
 745     {
 746         int w = 0;
 747         int h = 0;
 748         GetSize( &w, &h );
 749         wxCoord xx = XLOG2DEVMAC(x);
 750         wxCoord yy = YLOG2DEVMAC(y);
 751         MacInstallPen();
 752         ::MoveTo( XLOG2DEVMAC(0), yy );
 753         ::LineTo( XLOG2DEVMAC(w), yy );
 754         ::MoveTo( xx, YLOG2DEVMAC(0) );
 755         ::LineTo( xx, YLOG2DEVMAC(h) );
 756         CalcBoundingBox(x, y);
 757         CalcBoundingBox(x+w, y+h);
 758     }
 759 }
 760
 761 /*
 762 * To draw arcs properly the angles need to be converted from the WX style:
 763 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 764 * a normal axis on paper).
 765 * TO
 766 * the Mac style:
 767 * Angles start on the +ve y axis and go clockwise.
 768 */
 769
 770 static double wxConvertWXangleToMACangle(double angle)
 771 {
 772     double newAngle = 90 - angle ;
 773     while ( newAngle > 360 ) newAngle -= 360 ;
 774     while ( newAngle < 0 ) newAngle += 360 ;
 775     return newAngle ;
 776 }
 777
 778 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 779                       wxCoord x2, wxCoord y2,
 780                       wxCoord xc, wxCoord yc )
 781 {
 782     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 783     wxMacFastPortSetter helper(this) ;
 784     wxCoord xx1 = XLOG2DEVMAC(x1);
 785     wxCoord yy1 = YLOG2DEVMAC(y1);
 786     wxCoord xx2 = XLOG2DEVMAC(x2);
 787     wxCoord yy2 = YLOG2DEVMAC(y2);
 788     wxCoord xxc = XLOG2DEVMAC(xc);
 789     wxCoord yyc = YLOG2DEVMAC(yc);
 790     double dx = xx1 - xxc;
 791     double dy = yy1 - yyc;
 792     double radius = sqrt((double)(dx*dx+dy*dy));
 793     wxCoord rad   = (wxCoord)radius;
 794     double radius1, radius2;
 795     if (xx1 == xx2 && yy1 == yy2)
 796     {
 797         radius1 = 0.0;
 798         radius2 = 360.0;
 799     }
 800     else if (radius == 0.0)
 801     {
 802         radius1 = radius2 = 0.0;
 803     }
 804     else
 805     {
 806         radius1 = (xx1 - xxc == 0) ?
 807             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 808         -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 809         radius2 = (xx2 - xxc == 0) ?
 810             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 811         -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 812     }
 813     wxCoord alpha2 = wxCoord(radius2 - radius1);
 814     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 815     while( alpha2 < 0 ) alpha2 += 360 ;
 816     alpha2 = -alpha2 ;
 817     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 818     if(m_brush.GetStyle() != wxTRANSPARENT) {
 819         MacInstallBrush();
 820         PaintArc(&r, alpha1, alpha2);
 821     }
 822     if(m_pen.GetStyle() != wxTRANSPARENT) {
 823         MacInstallPen();
 824         FrameArc(&r, alpha1, alpha2);
 825     }
 826 }
 827
 828 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 829                               double sa, double ea )
 830 {
 831     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 832     wxMacFastPortSetter helper(this) ;
 833     Rect r;
 834     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 835     // we have to make sure that the filling is always counter-clockwise
 836     if ( angle > 0 )
 837         angle -= 360 ;
 838     wxCoord xx = XLOG2DEVMAC(x);
 839     wxCoord yy = YLOG2DEVMAC(y);
 840     wxCoord ww = m_signX * XLOG2DEVREL(w);
 841     wxCoord hh = m_signY * YLOG2DEVREL(h);
 842     // handle -ve width and/or height
 843     if (ww < 0) { ww = -ww; xx = xx - ww; }
 844     if (hh < 0) { hh = -hh; yy = yy - hh; }
 845     sa = wxConvertWXangleToMACangle(sa);
 846     r.top    = yy;
 847     r.left   = xx;
 848     r.bottom = yy + hh;
 849     r.right  = xx + ww;
 850     if(m_brush.GetStyle() != wxTRANSPARENT) {
 851         MacInstallBrush();
 852         PaintArc(&r, (short)sa, (short)angle);
 853     }
 854     if(m_pen.GetStyle() != wxTRANSPARENT) {
 855         MacInstallPen();
 856         FrameArc(&r, (short)sa, (short)angle);
 857     }
 858 }
 859
 860 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 861 {
 862     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 863     wxMacFastPortSetter helper(this) ;
 864     if (m_pen.GetStyle() != wxTRANSPARENT)
 865     {
 866         wxCoord xx1 = XLOG2DEVMAC(x);
 867         wxCoord yy1 = YLOG2DEVMAC(y);
 868         RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
 869         ::SetCPixel( xx1,yy1,&pencolor) ;
 870         CalcBoundingBox(x, y);
 871     }
 872 }
 873
 874 void  wxDC::DoDrawLines(int n, wxPoint points[],
 875                         wxCoord xoffset, wxCoord yoffset)
 876 {
 877     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 878     wxMacFastPortSetter helper(this) ;
 879     if (m_pen.GetStyle() == wxTRANSPARENT)
 880         return;
 881     MacInstallPen() ;
 882     wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 883     m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 884     wxCoord x1, x2 , y1 , y2 ;
 885     x1 = XLOG2DEVMAC(points[0].x + xoffset);
 886     y1 = YLOG2DEVMAC(points[0].y + yoffset);
 887     ::MoveTo(x1 - offset, y1 - offset );
 888     for (int i = 0; i < n-1; i++)
 889     {
 890         x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 891         y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 892         ::LineTo( x2 - offset, y2 - offset );
 893     }
 894 }
 895
 896 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 897                           wxCoord xoffset, wxCoord yoffset,
 898                           int fillStyle )
 899 {
 900     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 901     wxMacFastPortSetter helper(this) ;
 902     wxCoord x1, x2 , y1 , y2 ;
 903     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 904         return ;
 905     PolyHandle polygon = OpenPoly();
 906     x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
 907     y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
 908     ::MoveTo(x1,y1);
 909     for (int i = 1; i < n; i++)
 910     {
 911         x2 = XLOG2DEVMAC(points[i].x + xoffset);
 912         y2 = YLOG2DEVMAC(points[i].y + yoffset);
 913         ::LineTo(x2, y2);
 914     }
 915     // close the polyline if necessary
 916     if ( x1 != x2 || y1 != y2 )
 917     {
 918         ::LineTo(x1,y1 ) ;
 919     }
 920     ClosePoly();
 921     if (m_brush.GetStyle() != wxTRANSPARENT)
 922     {
 923         MacInstallBrush();
 924         ::PaintPoly( polygon );
 925     }
 926     if (m_pen.GetStyle() != wxTRANSPARENT)
 927     {
 928         MacInstallPen() ;
 929         ::FramePoly( polygon ) ;
 930     }
 931     KillPoly( polygon );
 932 }
 933
 934 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 935 {
 936     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 937     wxMacFastPortSetter helper(this) ;
 938     wxCoord xx = XLOG2DEVMAC(x);
 939     wxCoord yy = YLOG2DEVMAC(y);
 940     wxCoord ww = m_signX * XLOG2DEVREL(width);
 941     wxCoord hh = m_signY * YLOG2DEVREL(height);
 942     // CMB: draw nothing if transformed w or h is 0
 943     if (ww == 0 || hh == 0)
 944         return;
 945     // CMB: handle -ve width and/or height
 946     if (ww < 0)
 947     {
 948         ww = -ww;
 949         xx = xx - ww;
 950     }
 951     if (hh < 0)
 952     {
 953         hh = -hh;
 954         yy = yy - hh;
 955     }
 956     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 957     if (m_brush.GetStyle() != wxTRANSPARENT)
 958     {
 959         MacInstallBrush() ;
 960         ::PaintRect( &rect ) ;
 961     }
 962     if (m_pen.GetStyle() != wxTRANSPARENT)
 963     {
 964         MacInstallPen() ;
 965         ::FrameRect( &rect ) ;
 966     }
 967 }
 968
 969 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
 970                                    wxCoord width, wxCoord height,
 971                                    double radius)
 972 {
 973     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 974     wxMacFastPortSetter helper(this) ;
 975     if (radius < 0.0)
 976         radius = - radius * ((width < height) ? width : height);
 977     wxCoord xx = XLOG2DEVMAC(x);
 978     wxCoord yy = YLOG2DEVMAC(y);
 979     wxCoord ww = m_signX * XLOG2DEVREL(width);
 980     wxCoord hh = m_signY * YLOG2DEVREL(height);
 981     // CMB: draw nothing if transformed w or h is 0
 982     if (ww == 0 || hh == 0)
 983         return;
 984     // CMB: handle -ve width and/or height
 985     if (ww < 0)
 986     {
 987         ww = -ww;
 988         xx = xx - ww;
 989     }
 990     if (hh < 0)
 991     {
 992         hh = -hh;
 993         yy = yy - hh;
 994     }
 995     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 996     if (m_brush.GetStyle() != wxTRANSPARENT)
 997     {
 998         MacInstallBrush() ;
 999         ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1000     }
1001     if (m_pen.GetStyle() != wxTRANSPARENT)
1002     {
1003         MacInstallPen() ;
1004         ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1005     }
1006 }
1007
1008 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1009 {
1010     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1011     wxMacFastPortSetter helper(this) ;
1012     wxCoord xx = XLOG2DEVMAC(x);
1013     wxCoord yy = YLOG2DEVMAC(y);
1014     wxCoord ww = m_signX * XLOG2DEVREL(width);
1015     wxCoord hh = m_signY * YLOG2DEVREL(height);
1016     // CMB: draw nothing if transformed w or h is 0
1017     if (ww == 0 || hh == 0)
1018         return;
1019     // CMB: handle -ve width and/or height
1020     if (ww < 0)
1021     {
1022         ww = -ww;
1023         xx = xx - ww;
1024     }
1025     if (hh < 0)
1026     {
1027         hh = -hh;
1028         yy = yy - hh;
1029     }
1030     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1031     if (m_brush.GetStyle() != wxTRANSPARENT)
1032     {
1033         MacInstallBrush() ;
1034         ::PaintOval( &rect ) ;
1035     }
1036     if (m_pen.GetStyle() != wxTRANSPARENT)
1037     {
1038         MacInstallPen() ;
1039         ::FrameOval( &rect ) ;
1040     }
1041 }
1042
1043 bool  wxDC::CanDrawBitmap(void) const
1044 {
1045     return true ;
1046 }
1047
1048 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1049                    wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1050                    wxCoord xsrcMask,  wxCoord ysrcMask )
1051 {
1052     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1053     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1054     if ( logical_func == wxNO_OP )
1055         return true ;
1056     if (xsrcMask == -1 && ysrcMask == -1)
1057     {
1058         xsrcMask = xsrc; ysrcMask = ysrc;
1059     }
1060     // correct the parameter in case this dc does not have a mask at all
1061     if ( useMask && !source->m_macMask )
1062         useMask = false ;
1063     Rect srcrect , dstrect ;
1064     srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1065     srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1066     srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1067     srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1068     dstrect.top = YLOG2DEVMAC(ydest) ;
1069     dstrect.left = XLOG2DEVMAC(xdest) ;
1070     dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1071     dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1072     short mode = kUnsupportedMode ;
1073     bool invertDestinationFirst = false ;
1074     switch ( logical_func )
1075     {
1076     case wxAND:        // src AND dst
1077         mode = adMin ; // ok
1078         break ;
1079     case wxAND_INVERT: // (NOT src) AND dst
1080         mode = notSrcOr  ; // ok
1081         break ;
1082     case wxAND_REVERSE:// src AND (NOT dst)
1083         invertDestinationFirst = true ;
1084         mode = srcOr ;
1085         break ;
1086     case wxCLEAR:      // 0
1087         mode = kEmulatedMode ;
1088         break ;
1089     case wxCOPY:       // src
1090         mode = srcCopy ; // ok
1091         break ;
1092     case wxEQUIV:      // (NOT src) XOR dst
1093         mode = srcXor ; // ok
1094         break ;
1095     case wxINVERT:     // NOT dst
1096         mode = kEmulatedMode ; //or hilite ;
1097         break ;
1098     case wxNAND:       // (NOT src) OR (NOT dst)
1099         invertDestinationFirst = true ;
1100         mode = srcBic ;
1101         break ;
1102     case wxNOR:        // (NOT src) AND (NOT dst)
1103         invertDestinationFirst = true ;
1104         mode = notSrcOr ;
1105         break ;
1106     case wxNO_OP:      // dst
1107         mode = kEmulatedMode ; // this has already been handled upon entry
1108         break ;
1109     case wxOR:         // src OR dst
1110         mode = notSrcBic ;
1111         break ;
1112     case wxOR_INVERT:  // (NOT src) OR dst
1113         mode = srcBic ;
1114         break ;
1115     case wxOR_REVERSE: // src OR (NOT dst)
1116         invertDestinationFirst = true ;
1117         mode = notSrcBic ;
1118         break ;
1119     case wxSET:        // 1
1120         mode = kEmulatedMode ;
1121         break ;
1122     case wxSRC_INVERT: // (NOT src)
1123         mode = notSrcCopy ; // ok
1124         break ;
1125     case wxXOR:        // src XOR dst
1126         mode = notSrcXor ; // ok
1127         break ;
1128     default :
1129         break ;
1130     }
1131     if ( mode == kUnsupportedMode )
1132     {
1133         wxFAIL_MSG(wxT("unsupported blitting mode" ));
1134         return false ;
1135     }
1136     CGrafPtr            sourcePort = (CGrafPtr) source->m_macPort ;
1137     PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1138     if ( LockPixels(bmappixels) )
1139     {
1140         wxMacFastPortSetter helper(this) ;
1141         if ( source->GetDepth() == 1 )
1142         {
1143             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1144             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1145         }
1146         else
1147         {
1148             // the modes need this, otherwise we'll end up having really nice colors...
1149             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1150             RGBColor    black = { 0,0,0} ;
1151             RGBForeColor( &black ) ;
1152             RGBBackColor( &white ) ;
1153         }
1154         if ( useMask && source->m_macMask )
1155         {
1156             if ( mode == srcCopy )
1157             {
1158                 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1159                 {
1160                     CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1161                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1162                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1163                         &srcrect, &srcrect , &dstrect ) ;
1164                     UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1165                 }
1166             }
1167             else
1168             {
1169                 RgnHandle clipRgn = NewRgn() ;
1170                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1171                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1172                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1173                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1174                 if ( mode == kEmulatedMode )
1175                 {
1176                     Pattern pat ;
1177                     ::PenPat(GetQDGlobalsBlack(&pat));
1178                     if ( logical_func == wxSET )
1179                     {
1180                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1181                         ::RGBForeColor( &col  ) ;
1182                         ::PaintRgn( clipRgn ) ;
1183                     }
1184                     else if ( logical_func == wxCLEAR )
1185                     {
1186                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1187                         ::RGBForeColor( &col  ) ;
1188                         ::PaintRgn( clipRgn ) ;
1189                     }
1190                     else if ( logical_func == wxINVERT )
1191                     {
1192                         MacInvertRgn( clipRgn ) ;
1193                     }
1194                     else
1195                     {
1196                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1197                         {
1198                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1199                             {
1200                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1201                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1202                                 if ( PtInRgn( dstPoint , clipRgn ) )
1203                                 {
1204                                     RGBColor srcColor ;
1205                                     RGBColor dstColor ;
1206                                     SetPort( (GrafPtr) sourcePort ) ;
1207                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1208                                     SetPort( (GrafPtr) m_macPort ) ;
1209                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1210                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1211                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1212                                 }
1213                             }
1214                         }
1215                     }
1216                 }
1217                 else
1218                 {
1219                     if ( invertDestinationFirst )
1220                     {
1221                         MacInvertRgn( clipRgn ) ;
1222                     }
1223                     CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1224                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1225                         &srcrect, &dstrect, mode, clipRgn ) ;
1226                 }
1227                 DisposeRgn( clipRgn ) ;
1228             }
1229         }
1230         else
1231         {
1232             RgnHandle clipRgn = NewRgn() ;
1233             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1234             if ( mode == kEmulatedMode )
1235             {
1236                 Pattern pat ;
1237                 ::PenPat(GetQDGlobalsBlack(&pat));
1238                 if ( logical_func == wxSET )
1239                 {
1240                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1241                     ::RGBForeColor( &col  ) ;
1242                     ::PaintRgn( clipRgn ) ;
1243                 }
1244                 else if ( logical_func == wxCLEAR )
1245                 {
1246                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1247                     ::RGBForeColor( &col  ) ;
1248                     ::PaintRgn( clipRgn ) ;
1249                 }
1250                 else if ( logical_func == wxINVERT )
1251                 {
1252                     MacInvertRgn( clipRgn ) ;
1253                 }
1254                 else
1255                 {
1256                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1257                     {
1258                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1259                         {
1260                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1261                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1262                             {
1263                                 RGBColor srcColor ;
1264                                 RGBColor dstColor ;
1265                                 SetPort( (GrafPtr) sourcePort ) ;
1266                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1267                                 SetPort( (GrafPtr) m_macPort ) ;
1268                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1269                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1270                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1271                             }
1272                         }
1273                     }
1274                 }
1275             }
1276             else
1277             {
1278                 if ( invertDestinationFirst )
1279                 {
1280                     MacInvertRgn( clipRgn ) ;
1281                 }
1282                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1283                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1284                     &srcrect, &dstrect, mode, NULL ) ;
1285             }
1286             DisposeRgn( clipRgn ) ;
1287         }
1288         UnlockPixels( bmappixels ) ;
1289     }
1290     m_macPenInstalled = false ;
1291     m_macBrushInstalled = false ;
1292     m_macFontInstalled = false ;
1293     return true;
1294 }
1295
1296 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1297                               double angle)
1298 {
1299     // TODO support text background color (only possible by hand, ATSUI does not support it)
1300     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1301
1302     if ( str.Length() == 0 )
1303         return ;
1304
1305     wxMacFastPortSetter helper(this) ;
1306     MacInstallFont() ;
1307
1308     if ( 0 )
1309     {
1310         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1311         SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * m_font.MacGetFontSize()));
1312         m_macAliasWasEnabled = true ;
1313     }
1314     OSStatus status = noErr ;
1315     ATSUTextLayout atsuLayout ;
1316     UniCharCount chars = str.Length() ;
1317     UniChar* ubuf = NULL ;
1318 #if SIZEOF_WCHAR_T == 4
1319     wxMBConvUTF16BE converter ;
1320 #if wxUSE_UNICODE
1321     size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
1322     ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1323     converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
1324 #else
1325     const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1326     size_t unicharlen = converter.WC2MB( NULL , wchar.data()  , 0 ) ;
1327     ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1328     converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
1329 #endif
1330     chars = unicharlen / 2 ;
1331 #else
1332 #if wxUSE_UNICODE
1333     ubuf = (UniChar*) str.wc_str() ;
1334 #else
1335     wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1336     chars = wxWcslen( wchar.data() ) ;
1337     ubuf = (UniChar*) wchar.data() ;
1338 #endif
1339 #endif
1340
1341     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1342         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1343
1344     wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
1345
1346     status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1347     wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
1348
1349     int iAngle = int( angle );
1350     int drawX = XLOG2DEVMAC(x) ;
1351     int drawY = YLOG2DEVMAC(y) ;
1352
1353     ATSUTextMeasurement textBefore ;
1354     ATSUTextMeasurement textAfter ;
1355     ATSUTextMeasurement ascent ;
1356     ATSUTextMeasurement descent ;
1357
1358
1359     if ( abs(iAngle) > 0 )
1360     {
1361         Fixed atsuAngle = IntToFixed( iAngle ) ;
1362         ATSUAttributeTag atsuTags[] =
1363         {
1364             kATSULineRotationTag ,
1365         } ;
1366         ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1367         {
1368             sizeof( Fixed ) ,
1369         } ;
1370         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1371         {
1372             &atsuAngle ,
1373         } ;
1374         status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1375             atsuTags, atsuSizes, atsuValues ) ;
1376     }
1377     status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1378         &textBefore , &textAfter, &ascent , &descent );
1379
1380     drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
1381     drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
1382     status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1383         IntToFixed(drawX) , IntToFixed(drawY) );
1384     wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
1385     Rect rect ;
1386     status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1387         IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1388     wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1389     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1390     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1391     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1392     ::ATSUDisposeTextLayout(atsuLayout);
1393 #if SIZEOF_WCHAR_T == 4
1394     free( ubuf ) ;
1395 #endif
1396 }
1397
1398 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1399 {
1400     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1401
1402     wxMacFastPortSetter helper(this) ;
1403     long xx = XLOG2DEVMAC(x);
1404     long yy = YLOG2DEVMAC(y);
1405 #if TARGET_CARBON
1406     bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1407     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
1408         useDrawThemeText = false ;
1409 #endif
1410     MacInstallFont() ;
1411
1412     FontInfo fi ;
1413     ::GetFontInfo( &fi ) ;
1414 #if TARGET_CARBON
1415     if ( !useDrawThemeText )
1416 #endif
1417         yy += fi.ascent ;
1418     ::MoveTo( xx , yy );
1419     if (  m_backgroundMode == wxTRANSPARENT )
1420     {
1421         ::TextMode( srcOr) ;
1422     }
1423     else
1424     {
1425         ::TextMode( srcCopy ) ;
1426     }
1427     int line = 0 ;
1428     {
1429         wxString linetext = strtext ;
1430 #if TARGET_CARBON
1431         if ( useDrawThemeText )
1432         {
1433             Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1434             wxMacCFStringHolder mString( linetext , m_font.GetEncoding()) ;
1435
1436             if ( m_backgroundMode != wxTRANSPARENT )
1437             {
1438                 Point bounds={0,0} ;
1439                 Rect background = frame ;
1440                 SInt16 baseline ;
1441                 ::GetThemeTextDimensions( mString,
1442                     m_font.MacGetThemeFontID() ,
1443                     kThemeStateActive,
1444                     false,
1445                     &bounds,
1446                     &baseline );
1447                 background.right = background.left + bounds.h ;
1448                 background.bottom = background.top + bounds.v ;
1449                 ::EraseRect( &background ) ;
1450             }
1451             ::DrawThemeTextBox( mString,
1452                 m_font.MacGetThemeFontID() ,
1453                 kThemeStateActive,
1454                 false,
1455                 &frame,
1456                 teJustLeft,
1457                 nil );
1458         }
1459         else
1460 #endif
1461         {
1462             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1463             ::DrawText( text , 0 , strlen(text) ) ;
1464          }
1465     }
1466     ::TextMode( srcOr ) ;
1467 }
1468
1469 bool  wxDC::CanGetTextExtent() const
1470 {
1471     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1472     return true ;
1473 }
1474
1475 void  wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
1476                             wxCoord *descent, wxCoord *externalLeading ,
1477                             wxFont *theFont ) const
1478 {
1479     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1480     wxMacFastPortSetter helper(this) ;
1481     wxFont formerFont = m_font ;
1482     if ( theFont )
1483     {
1484         // work around the constness
1485         *((wxFont*)(&m_font)) = *theFont ;
1486     }
1487     MacInstallFont() ;
1488     FontInfo fi ;
1489     ::GetFontInfo( &fi ) ;
1490 #if TARGET_CARBON
1491     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1492     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1493         useGetThemeText = false ;
1494 #endif
1495     if ( height )
1496         *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1497     if ( descent )
1498         *descent =YDEV2LOGREL( fi.descent );
1499     if ( externalLeading )
1500         *externalLeading = YDEV2LOGREL( fi.leading ) ;
1501
1502     int curwidth = 0 ;
1503     if ( width )
1504     {
1505         *width = 0 ;
1506         wxString linetext = strtext ;
1507
1508         if ( useGetThemeText )
1509         {
1510             Point bounds={0,0} ;
1511             SInt16 baseline ;
1512             wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
1513             ThemeFontID themeFont = m_font.MacGetThemeFontID() ;
1514             ::GetThemeTextDimensions( mString,
1515                 themeFont ,
1516                 kThemeStateActive,
1517                 false,
1518                 &bounds,
1519                 &baseline );
1520             curwidth = bounds.h ;
1521         }
1522         else
1523         {
1524             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1525             curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
1526         }
1527         if ( curwidth > *width )
1528             *width = XDEV2LOGREL( curwidth ) ;
1529     }
1530     if ( theFont )
1531     {
1532         // work around the constness
1533         *((wxFont*)(&m_font)) = formerFont ;
1534         m_macFontInstalled = false ;
1535     }
1536 }
1537
1538
1539 bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1540 {
1541     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1542
1543     widths.Empty();
1544     widths.Add(0, text.Length());
1545
1546     if (text.Length() == 0)
1547         return false;
1548
1549     wxMacFastPortSetter helper(this) ;
1550     MacInstallFont() ;
1551 #if TARGET_CARBON
1552     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1553     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1554         useGetThemeText = false ;
1555
1556     if ( useGetThemeText )
1557     {
1558         // If anybody knows how to do this more efficiently yet still handle
1559         // the fractional glyph widths that may be present when using AA
1560         // fonts, please change it.  Currently it is measuring from the
1561         // begining of the string for each succeding substring, which is much
1562         // slower than this should be.
1563         for (size_t i=0; i<text.Length(); i++)
1564         {
1565             wxString str(text.Left(i+1));
1566             Point bounds = {0,0};
1567             SInt16 baseline ;
1568             wxMacCFStringHolder mString(str, m_font.GetEncoding());
1569             ::GetThemeTextDimensions( mString,
1570                                       m_font.MacGetThemeFontID(),
1571                                       kThemeStateActive,
1572                                       false,
1573                                       &bounds,
1574                                       &baseline );
1575             widths[i] = XDEV2LOGREL(bounds.h);
1576         }
1577     }
1578     else
1579 #endif
1580     {
1581         wxCharBuffer buff = text.mb_str(wxConvLocal);
1582         size_t len = strlen(buff);
1583         short* measurements = new short[len+1];
1584         MeasureText(len, buff.data(), measurements);
1585
1586         // Copy to widths, starting at measurements[1]
1587         // NOTE: this doesn't take into account any multi-byte characters
1588         // in buff, it probabkly should...
1589         for (size_t i=0; i<text.Length(); i++)
1590             widths[i] = XDEV2LOGREL(measurements[i+1]);
1591
1592         delete [] measurements;
1593     }
1594
1595     return true;
1596 }
1597
1598
1599
1600 wxCoord   wxDC::GetCharWidth(void) const
1601 {
1602     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1603     wxMacFastPortSetter helper(this) ;
1604     MacInstallFont() ;
1605     int width = 0 ;
1606 #if TARGET_CARBON
1607     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1608     if ( UMAGetSystemVersion() < 0x1000 || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1609         useGetThemeText = false ;
1610 #endif
1611     char text[] = "g" ;
1612 #if TARGET_CARBON
1613     if ( useGetThemeText )
1614     {
1615         Point bounds={0,0} ;
1616         SInt16 baseline ;
1617         CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
1618         ::GetThemeTextDimensions( mString,
1619             m_font.MacGetThemeFontID(),
1620             kThemeStateActive,
1621             false,
1622             &bounds,
1623             &baseline );
1624         CFRelease( mString ) ;
1625         width = bounds.h ;
1626     }
1627     else
1628 #endif
1629     {
1630         width = ::TextWidth( text , 0 , 1 ) ;
1631     }
1632     return YDEV2LOGREL(width) ;
1633 }
1634
1635 wxCoord   wxDC::GetCharHeight(void) const
1636 {
1637     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1638     wxMacFastPortSetter helper(this) ;
1639     MacInstallFont() ;
1640     FontInfo fi ;
1641     ::GetFontInfo( &fi ) ;
1642     return YDEV2LOGREL( fi.descent + fi.ascent );
1643 }
1644
1645 void  wxDC::Clear(void)
1646 {
1647     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1648     wxMacFastPortSetter helper(this) ;
1649     Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1650     if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1651     {
1652         ::PenNormal() ;
1653         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1654         ::EraseRect( &rect ) ;
1655     }
1656 }
1657
1658 void wxDC::MacInstallFont() const
1659 {
1660     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1661     //    if ( m_macFontInstalled )
1662     //        return ;
1663     Pattern blackColor ;
1664     MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1665     if ( m_backgroundMode != wxTRANSPARENT )
1666     {
1667         Pattern whiteColor ;
1668         ::BackPat(GetQDGlobalsWhite(&whiteColor));
1669     }
1670
1671     wxASSERT( m_font.Ok() ) ;
1672
1673
1674     ::TextFont( m_font.MacGetFontNum() ) ;
1675     ::TextSize( (short)(m_scaleY * m_font.MacGetFontSize()) ) ;
1676     ::TextFace( m_font.MacGetFontStyle() ) ;
1677     m_macFontInstalled = true ;
1678     m_macBrushInstalled = false ;
1679     m_macPenInstalled = false ;
1680     RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1681     RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1682     ::RGBForeColor( &forecolor );
1683     ::RGBBackColor( &backcolor );
1684
1685     short mode = patCopy ;
1686     // todo :
1687     switch( m_logicalFunction )
1688     {
1689     case wxCOPY:       // src
1690         mode = patCopy ;
1691         break ;
1692     case wxINVERT:     // NOT dst
1693         ::PenPat(GetQDGlobalsBlack(&blackColor));
1694         mode = patXor ;
1695         break ;
1696     case wxXOR:        // src XOR dst
1697         mode = patXor ;
1698         break ;
1699     case wxOR_REVERSE: // src OR (NOT dst)
1700         mode = notPatOr ;
1701         break ;
1702     case wxSRC_INVERT: // (NOT src)
1703         mode = notPatCopy ;
1704         break ;
1705     case wxAND: // src AND dst
1706         mode = adMin ;
1707         break ;
1708         // unsupported TODO
1709     case wxCLEAR:      // 0
1710     case wxAND_REVERSE:// src AND (NOT dst)
1711     case wxAND_INVERT: // (NOT src) AND dst
1712     case wxNO_OP:      // dst
1713     case wxNOR:        // (NOT src) AND (NOT dst)
1714     case wxEQUIV:      // (NOT src) XOR dst
1715     case wxOR_INVERT:  // (NOT src) OR dst
1716     case wxNAND:       // (NOT src) OR (NOT dst)
1717     case wxOR:         // src OR dst
1718     case wxSET:        // 1
1719         //        case wxSRC_OR:     // source _bitmap_ OR destination
1720         //        case wxSRC_AND:     // source _bitmap_ AND destination
1721         break ;
1722     }
1723     ::PenMode( mode ) ;
1724     OSStatus status = noErr ;
1725     status = ATSUCreateAndCopyStyle( (ATSUStyle) m_font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ;
1726     wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
1727
1728     Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
1729     ATSUAttributeTag atsuTags[] =
1730     {
1731             kATSUSizeTag ,
1732     } ;
1733     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1734     {
1735             sizeof( Fixed ) ,
1736     } ;
1737 //    Boolean kTrue = true ;
1738 //    Boolean kFalse = false ;
1739
1740 //    ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1741     ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1742     {
1743             &atsuSize ,
1744     } ;
1745     status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1746         atsuTags, atsuSizes, atsuValues);
1747
1748     wxASSERT_MSG( status == noErr , wxT("couldn't Modify ATSU style") ) ;
1749
1750 }
1751
1752 Pattern gPatterns[] =
1753 {   // hatch patterns
1754     { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
1755     { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
1756     { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
1757     { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1758     { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
1759     { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1760     { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
1761     // dash patterns
1762     { { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
1763     { { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
1764     { { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
1765     { { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
1766 } ;
1767
1768 static void wxMacGetPattern(int penStyle, Pattern *pattern)
1769 {
1770     int index = 0;  // solid pattern by default
1771     switch(penStyle)
1772     {
1773         // hatches
1774         case wxBDIAGONAL_HATCH:     index = 1; break;
1775         case wxFDIAGONAL_HATCH:     index = 2; break;
1776         case wxCROSS_HATCH:         index = 3; break;
1777         case wxHORIZONTAL_HATCH:    index = 4; break;
1778         case wxVERTICAL_HATCH:      index = 5; break;
1779         case wxCROSSDIAG_HATCH:     index = 6; break;
1780         // dashes
1781         case wxDOT:                 index = 7; break;
1782         case wxLONG_DASH:           index = 8; break;
1783         case wxSHORT_DASH:          index = 9; break;
1784         case wxDOT_DASH:            index = 10; break;
1785     }
1786     *pattern = gPatterns[index];
1787 }
1788
1789 void wxDC::MacInstallPen() const
1790 {
1791     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1792     //Pattern     blackColor;
1793     //    if ( m_macPenInstalled )
1794     //        return ;
1795     RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1796     RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1797     ::RGBForeColor( &forecolor );
1798     ::RGBBackColor( &backcolor );
1799     ::PenNormal() ;
1800     int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ; ;
1801     // null means only one pixel, at whatever resolution
1802     if ( penWidth == 0 )
1803         penWidth = 1 ;
1804     ::PenSize(penWidth, penWidth);
1805
1806     int penStyle = m_pen.GetStyle();
1807     Pattern pat;
1808     if (penStyle == wxUSER_DASH)
1809     {
1810         // FIXME: there should be exactly 8 items in the dash
1811         wxDash* dash ;
1812         int number = m_pen.GetDashes(&dash) ;
1813         int index = 0;
1814         for ( int i = 0 ; i < 8 ; ++i )
1815         {
1816             pat.pat[i] = dash[index] ;
1817             if (index < number - 1)
1818                 index++;
1819         }
1820     }
1821     else
1822     {
1823         wxMacGetPattern(penStyle, &pat);
1824     }
1825     ::PenPat(&pat);
1826
1827     short mode = patCopy ;
1828     // todo :
1829     switch( m_logicalFunction )
1830     {
1831     case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1832         mode = patOr ;
1833         break ;
1834     case wxINVERT:     // NOT dst
1835         //            ::PenPat(GetQDGlobalsBlack(&blackColor));
1836         mode = patXor ;
1837         break ;
1838     case wxXOR:        // src XOR dst
1839         mode = patXor ;
1840         break ;
1841     case wxOR_REVERSE: // src OR (NOT dst)
1842         mode = notPatOr ;
1843         break ;
1844     case wxSRC_INVERT: // (NOT src)
1845         mode = notPatCopy ;
1846         break ;
1847     case wxAND: // src AND dst
1848         mode = adMin ;
1849         break ;
1850         // unsupported TODO
1851     case wxCLEAR:      // 0
1852     case wxAND_REVERSE:// src AND (NOT dst)
1853     case wxAND_INVERT: // (NOT src) AND dst
1854     case wxNO_OP:      // dst
1855     case wxNOR:        // (NOT src) AND (NOT dst)
1856     case wxEQUIV:      // (NOT src) XOR dst
1857     case wxOR_INVERT:  // (NOT src) OR dst
1858     case wxNAND:       // (NOT src) OR (NOT dst)
1859     case wxOR:         // src OR dst
1860     case wxSET:        // 1
1861         //        case wxSRC_OR:     // source _bitmap_ OR destination
1862         //        case wxSRC_AND:     // source _bitmap_ AND destination
1863         break ;
1864     }
1865     ::PenMode( mode ) ;
1866     m_macPenInstalled = true ;
1867     m_macBrushInstalled = false ;
1868     m_macFontInstalled = false ;
1869 }
1870
1871 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1872 {
1873     Pattern whiteColor ;
1874     if ( background.Ok() )
1875     {
1876         switch( background.MacGetBrushKind() )
1877         {
1878             case kwxMacBrushTheme :
1879             {
1880                 ::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
1881                 break ;
1882             }
1883             case kwxMacBrushThemeBackground :
1884             {
1885                 Rect extent ;
1886                 ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
1887                 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
1888                 break ;
1889             }
1890             case kwxMacBrushColour :
1891             {
1892                 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
1893                 int brushStyle = background.GetStyle();
1894                 if (brushStyle == wxSOLID)
1895                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1896                 else if (background.IsHatch())
1897                 {
1898                     Pattern pat ;
1899                     wxMacGetPattern(brushStyle, &pat);
1900                     ::BackPat(&pat);
1901                 }
1902                 else
1903                 {
1904                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1905                 }
1906                 break ;
1907             }
1908         }
1909     }
1910 }
1911
1912 void wxDC::MacInstallBrush() const
1913 {
1914     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1915     Pattern     blackColor ;
1916     //    if ( m_macBrushInstalled )
1917     //        return ;
1918     // foreground
1919     bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
1920     ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
1921     ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
1922     int brushStyle = m_brush.GetStyle();
1923     if (brushStyle == wxSOLID)
1924     {
1925         ::PenPat(GetQDGlobalsBlack(&blackColor));
1926     }
1927     else if (m_brush.IsHatch())
1928     {
1929         Pattern pat ;
1930         wxMacGetPattern(brushStyle, &pat);
1931         ::PenPat(&pat);
1932     }
1933     else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
1934     {
1935         // we force this in order to be compliant with wxMSW
1936         backgroundTransparent = false ;
1937         // for these the text fore (and back for MASK_OPAQUE) colors are used
1938         wxBitmap* bitmap = m_brush.GetStipple() ;
1939         int width = bitmap->GetWidth() ;
1940         int height = bitmap->GetHeight() ;
1941         GWorldPtr gw = NULL ;
1942         if ( m_brush.GetStyle() == wxSTIPPLE )
1943             gw = MAC_WXHBITMAP(bitmap->GetHBITMAP(NULL))  ;
1944         else
1945             gw = MAC_WXHBITMAP(bitmap->GetMask()->GetHBITMAP()) ;
1946         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
1947         LockPixels( gwpixmaphandle ) ;
1948         bool isMonochrome = !IsPortColor( gw ) ;
1949         if ( !isMonochrome )
1950         {
1951             if ( (**gwpixmaphandle).pixelSize == 1 )
1952                 isMonochrome = true ;
1953         }
1954         if ( isMonochrome && width == 8 && height == 8 )
1955         {
1956             ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
1957             ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
1958             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
1959             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
1960             int alignment = gwbitmap->rowBytes & 0x7FFF ;
1961             Pattern pat ;
1962             for ( int i = 0 ; i < 8 ; ++i )
1963             {
1964                 pat.pat[i] = gwbits[i*alignment+0] ;
1965             }
1966             UnlockPixels( GetGWorldPixMap( gw ) ) ;
1967             ::PenPat( &pat ) ;
1968         }
1969         else
1970         {
1971             // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
1972             // caching scheme before putting this into production
1973             Handle      image;
1974             long        imageSize;
1975             PixPatHandle pixpat = NewPixPat() ;
1976             CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
1977             imageSize = GetPixRowBytes((**pixpat).patMap) *
1978                 ((**(**pixpat).patMap).bounds.bottom -
1979                 (**(**pixpat).patMap).bounds.top);
1980             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
1981             (**pixpat).patData = image;
1982             if ( isMonochrome )
1983             {
1984                 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
1985                 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
1986                 if ( ctspec[0].rgb.red == 0x0000 )
1987                 {
1988                     ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
1989                     ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
1990                 }
1991                 else
1992                 {
1993                     ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
1994                     ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
1995                 }
1996                 ::CTabChanged( ctable ) ;
1997             }
1998             ::PenPixPat(pixpat);
1999             m_macForegroundPixMap = pixpat ;
2000         }
2001         UnlockPixels( gwpixmaphandle ) ;
2002     }
2003     else
2004     {
2005         ::PenPat(GetQDGlobalsBlack(&blackColor));
2006     }
2007     short mode = patCopy ;
2008     switch( m_logicalFunction )
2009     {
2010     case wxCOPY:       // src
2011         if ( backgroundTransparent )
2012             mode = patOr ;
2013         else
2014             mode = patCopy ;
2015         break ;
2016     case wxINVERT:     // NOT dst
2017         if ( !backgroundTransparent )
2018         {
2019             ::PenPat(GetQDGlobalsBlack(&blackColor));
2020         }
2021         mode = patXor ;
2022         break ;
2023     case wxXOR:        // src XOR dst
2024         mode = patXor ;
2025         break ;
2026     case wxOR_REVERSE: // src OR (NOT dst)
2027         mode = notPatOr ;
2028         break ;
2029     case wxSRC_INVERT: // (NOT src)
2030         mode = notPatCopy ;
2031         break ;
2032     case wxAND: // src AND dst
2033         mode = adMin ;
2034         break ;
2035         // unsupported TODO
2036     case wxCLEAR:      // 0
2037     case wxAND_REVERSE:// src AND (NOT dst)
2038     case wxAND_INVERT: // (NOT src) AND dst
2039     case wxNO_OP:      // dst
2040     case wxNOR:        // (NOT src) AND (NOT dst)
2041     case wxEQUIV:      // (NOT src) XOR dst
2042     case wxOR_INVERT:  // (NOT src) OR dst
2043     case wxNAND:       // (NOT src) OR (NOT dst)
2044     case wxOR:         // src OR dst
2045     case wxSET:        // 1
2046         //        case wxSRC_OR:     // source _bitmap_ OR destination
2047         //        case wxSRC_AND:     // source _bitmap_ AND destination
2048         break ;
2049     }
2050     ::PenMode( mode ) ;
2051     m_macBrushInstalled = true ;
2052     m_macPenInstalled = false ;
2053     m_macFontInstalled = false ;
2054 }
2055
2056 // ---------------------------------------------------------------------------
2057 // coordinates transformations
2058 // ---------------------------------------------------------------------------
2059
2060 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2061 {
2062     return ((wxDC *)this)->XDEV2LOG(x);
2063 }
2064
2065 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2066 {
2067     return ((wxDC *)this)->YDEV2LOG(y);
2068 }
2069
2070 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2071 {
2072     return ((wxDC *)this)->XDEV2LOGREL(x);
2073 }
2074
2075 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2076 {
2077     return ((wxDC *)this)->YDEV2LOGREL(y);
2078 }
2079
2080 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2081 {
2082     return ((wxDC *)this)->XLOG2DEV(x);
2083 }
2084
2085 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2086 {
2087     return ((wxDC *)this)->YLOG2DEV(y);
2088 }
2089
2090 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2091 {
2092     return ((wxDC *)this)->XLOG2DEVREL(x);
2093 }
2094
2095 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2096 {
2097     return ((wxDC *)this)->YLOG2DEVREL(y);
2098 }
2099
2100 #endif // !wxMAC_USE_CORE_GRAPHICS