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 #ifdef __GNUG__
  13 #pragma implementation "dc.h"
  14 #endif
  15
  16 #include "wx/dc.h"
  17 #include "wx/app.h"
  18 #include "wx/mac/uma.h"
  19 #include "wx/dcmemory.h"
  20 #include "wx/dcprint.h"
  21 #include "wx/region.h"
  22 #include "wx/image.h"
  23 #include "wx/log.h"
  24
  25 #if __MSL__ >= 0x6000
  26 #include "math.h"
  27 using namespace std ;
  28 #endif
  29
  30 #include "wx/mac/private.h"
  31 #include <ATSUnicode.h>
  32 #include <TextCommon.h>
  33 #include <TextEncodingConverter.h>
  34 #include <FixMath.h>
  35 #if !USE_SHARED_LIBRARY
  36 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
  37 #endif
  38
  39 //-----------------------------------------------------------------------------
  40 // constants
  41 //-----------------------------------------------------------------------------
  42
  43 #define mm2inches        0.0393700787402
  44 #define inches2mm        25.4
  45 #define mm2twips        56.6929133859
  46 #define twips2mm        0.0176388888889
  47 #define mm2pt            2.83464566929
  48 #define pt2mm            0.352777777778
  49 #if !defined( __DARWIN__ ) || defined(__MWERKS__)
  50 #ifndef M_PI
  51 const double M_PI = 3.14159265358979 ;
  52 #endif
  53 #endif
  54 const double RAD2DEG  = 180.0 / M_PI;
  55 const short kEmulatedMode = -1 ;
  56 const short kUnsupportedMode = -2 ;
  57
  58 extern TECObjectRef s_TECNativeCToUnicode ;
  59
  60 // set to 0 if problems arise
  61 #define wxMAC_EXPERIMENTAL_DC 1
  62
  63 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
  64     m_ph( (GrafPtr) dc->m_macPort )
  65 {
  66     wxASSERT( dc->Ok() ) ;
  67     m_dc = dc ;
  68     dc->MacSetupPort(&m_ph) ;
  69 }
  70 wxMacPortSetter::~wxMacPortSetter()
  71 {
  72     m_dc->MacCleanupPort(&m_ph) ;
  73 }
  74
  75 #if wxMAC_EXPERIMENTAL_DC
  76 class wxMacFastPortSetter
  77 {
  78 public :
  79     wxMacFastPortSetter( const wxDC *dc )
  80     {
  81             wxASSERT( dc->Ok() ) ;
  82             m_swapped = QDSwapPort( (GrafPtr) dc->m_macPort , &m_oldPort ) ;
  83             m_clipRgn = NewRgn() ;
  84             GetClip( m_clipRgn ) ;
  85             m_dc = dc ;
  86             dc->MacSetupPort( NULL ) ;
  87     }
  88     ~wxMacFastPortSetter()
  89     {
  90         // SetPort( (GrafPtr) m_dc->m_macPort ) ;
  91         SetClip( m_clipRgn ) ;
  92         if ( m_swapped )
  93                 SetPort( m_oldPort ) ;
  94             m_dc->MacCleanupPort( NULL ) ;
  95             DisposeRgn( m_clipRgn ) ;
  96     }
  97 private :
  98     bool m_swapped ;
  99     RgnHandle m_clipRgn ;
 100     GrafPtr m_oldPort ;
 101     const wxDC*   m_dc ;
 102 } ;
 103
 104 #else
 105 typedef wxMacPortSetter wxMacFastPortSetter ;
 106 #endif
 107
 108 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
 109     wxMacPortSaver( (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) )
 110 {
 111     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 112     m_formerClip = NewRgn() ;
 113     m_newClip = NewRgn() ;
 114     GetClip( m_formerClip ) ;
 115
 116     if ( win )
 117     {
 118         int x = 0 , y = 0;
 119         win->MacWindowToRootWindow( &x,&y ) ;
 120         // get area including focus rect
 121         CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
 122         if ( !EmptyRgn( m_newClip ) )
 123             OffsetRgn( m_newClip , x , y ) ;
 124
 125         SetClip( m_newClip ) ;
 126     }
 127 }
 128
 129 wxMacWindowClipper::~wxMacWindowClipper()
 130 {
 131     SetPort( m_newPort ) ;
 132     SetClip( m_formerClip ) ;
 133     DisposeRgn( m_newClip ) ;
 134     DisposeRgn( m_formerClip ) ;
 135 }
 136
 137 wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
 138     wxMacWindowClipper( win )
 139 {
 140     // the port is already set at this point
 141     m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
 142     GetThemeDrawingState( &m_themeDrawingState ) ;
 143 }
 144
 145 wxMacWindowStateSaver::~wxMacWindowStateSaver()
 146 {
 147     SetPort( m_newPort ) ;
 148     SetThemeDrawingState( m_themeDrawingState , true ) ;
 149 }
 150
 151 //-----------------------------------------------------------------------------
 152 // Local functions
 153 //-----------------------------------------------------------------------------
 154 static inline double dmin(double a, double b) { return a < b ? a : b; }
 155 static inline double dmax(double a, double b) { return a > b ? a : b; }
 156 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
 157
 158 //-----------------------------------------------------------------------------
 159 // wxDC
 160 //-----------------------------------------------------------------------------
 161 // this function emulates all wx colour manipulations, used to verify the implementation
 162 // by setting the mode in the blitting functions to kEmulatedMode
 163 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
 164
 165 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
 166 {
 167     switch ( logical_func )
 168     {
 169         case wxAND:        // 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_INVERT: // (NOT src) AND 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 wxAND_REVERSE:// src AND (NOT dst)
 180             dstColor.red = ~dstColor.red & srcColor.red ;
 181             dstColor.green = ~dstColor.green & srcColor.green ;
 182             dstColor.blue = ~dstColor.blue & srcColor.blue ;
 183             break ;
 184         case wxCLEAR:      // 0
 185             dstColor.red = 0 ;
 186             dstColor.green = 0 ;
 187             dstColor.blue = 0 ;
 188             break ;
 189         case wxCOPY:       // src
 190             dstColor.red = srcColor.red ;
 191             dstColor.green = srcColor.green ;
 192             dstColor.blue = srcColor.blue ;
 193             break ;
 194         case wxEQUIV:      // (NOT src) XOR dst
 195             dstColor.red = dstColor.red ^ ~srcColor.red ;
 196             dstColor.green = dstColor.green ^ ~srcColor.green ;
 197             dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
 198             break ;
 199         case wxINVERT:     // NOT dst
 200             dstColor.red = ~dstColor.red ;
 201             dstColor.green = ~dstColor.green ;
 202             dstColor.blue = ~dstColor.blue ;
 203             break ;
 204         case wxNAND:       // (NOT src) OR (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 wxNOR:        // (NOT src) AND (NOT dst)
 210             dstColor.red = ~dstColor.red & ~srcColor.red ;
 211             dstColor.green = ~dstColor.green & ~srcColor.green ;
 212             dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
 213             break ;
 214         case wxNO_OP:      // dst
 215             break ;
 216         case wxOR:         // 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_INVERT:  // (NOT src) OR 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 wxOR_REVERSE: // src OR (NOT dst)
 227             dstColor.red = ~dstColor.red | srcColor.red ;
 228             dstColor.green = ~dstColor.green | srcColor.green ;
 229             dstColor.blue = ~dstColor.blue | srcColor.blue ;
 230             break ;
 231         case wxSET:        // 1
 232             dstColor.red = 0xFFFF ;
 233             dstColor.green = 0xFFFF ;
 234             dstColor.blue = 0xFFFF ;
 235             break ;
 236         case wxSRC_INVERT: // (NOT src)
 237             dstColor.red = ~srcColor.red ;
 238             dstColor.green = ~srcColor.green ;
 239             dstColor.blue = ~srcColor.blue ;
 240             break ;
 241         case wxXOR:        // src XOR dst
 242             dstColor.red = dstColor.red ^ srcColor.red ;
 243             dstColor.green = dstColor.green ^ srcColor.green ;
 244             dstColor.blue = dstColor.blue ^ srcColor.blue ;
 245             break ;
 246     }
 247 }
 248
 249 wxDC::wxDC()
 250 {
 251     m_ok = FALSE;
 252     m_colour = TRUE;
 253     m_mm_to_pix_x = mm2pt;
 254     m_mm_to_pix_y = mm2pt;
 255     m_internalDeviceOriginX = 0;
 256     m_internalDeviceOriginY = 0;
 257     m_externalDeviceOriginX = 0;
 258     m_externalDeviceOriginY = 0;
 259     m_logicalScaleX = 1.0;
 260     m_logicalScaleY = 1.0;
 261     m_userScaleX = 1.0;
 262     m_userScaleY = 1.0;
 263     m_scaleX = 1.0;
 264     m_scaleY = 1.0;
 265     m_needComputeScaleX = FALSE;
 266     m_needComputeScaleY = FALSE;
 267     m_macPort = NULL ;
 268     m_macMask = NULL ;
 269     m_ok = FALSE ;
 270     m_macFontInstalled = false ;
 271     m_macBrushInstalled = false ;
 272     m_macPenInstalled = false ;
 273     m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
 274     m_macBoundaryClipRgn = NewRgn() ;
 275     m_macCurrentClipRgn = NewRgn() ;
 276     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 277     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 278     m_pen = *wxBLACK_PEN;
 279     m_font = *wxNORMAL_FONT;
 280     m_brush = *wxWHITE_BRUSH;
 281 #ifdef __WXDEBUG__
 282     // needed to debug possible errors with two active drawing methods at the same time on
 283     // the same DC
 284     m_macCurrentPortStateHelper = NULL ;
 285 #endif
 286     m_macATSUIStyle = NULL ;
 287     m_macAliasWasEnabled = false;
 288     m_macForegroundPixMap = NULL ;
 289     m_macBackgroundPixMap = NULL ;
 290 }
 291
 292 wxDC::~wxDC(void)
 293 {
 294     DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
 295     DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
 296 }
 297
 298 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
 299 {
 300 #ifdef __WXDEBUG__
 301     wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
 302     m_macCurrentPortStateHelper = help ;
 303 #endif
 304     SetClip( (RgnHandle) m_macCurrentClipRgn);
 305 #if ! wxMAC_EXPERIMENTAL_DC
 306     m_macFontInstalled = false ;
 307     m_macBrushInstalled = false ;
 308     m_macPenInstalled = false ;
 309 #endif
 310 }
 311 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
 312 {
 313 #ifdef __WXDEBUG__
 314     wxASSERT( m_macCurrentPortStateHelper == help ) ;
 315     m_macCurrentPortStateHelper = NULL ;
 316 #endif
 317     if( m_macATSUIStyle )
 318     {
 319         ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
 320         m_macATSUIStyle = NULL ;
 321     }
 322     if ( m_macAliasWasEnabled )
 323     {
 324         SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
 325         m_macAliasWasEnabled = false ;
 326     }
 327     if ( m_macForegroundPixMap )
 328     {
 329         Pattern blackColor ;
 330         ::PenPat(GetQDGlobalsBlack(&blackColor));
 331         DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
 332         m_macForegroundPixMap = NULL ;
 333     }
 334     if ( m_macBackgroundPixMap )
 335     {
 336         Pattern whiteColor ;
 337         ::BackPat(GetQDGlobalsWhite(&whiteColor));
 338         DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
 339         m_macBackgroundPixMap = NULL ;
 340     }
 341 }
 342
 343 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 344 {
 345      wxCHECK_RET( Ok(), wxT("invalid window dc") );
 346      wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
 347      wxMacFastPortSetter helper(this) ;
 348      wxCoord xx = XLOG2DEVMAC(x);
 349      wxCoord yy = YLOG2DEVMAC(y);
 350      wxCoord w = bmp.GetWidth();
 351      wxCoord h = bmp.GetHeight();
 352      wxCoord ww = XLOG2DEVREL(w);
 353      wxCoord hh = YLOG2DEVREL(h);
 354      // Set up drawing mode
 355      short  mode = (m_logicalFunction == wxCOPY ? srcCopy :
 356                     //m_logicalFunction == wxCLEAR ? WHITENESS :
 357                     //m_logicalFunction == wxSET ? BLACKNESS :
 358                     m_logicalFunction == wxINVERT ? hilite :
 359                    //m_logicalFunction == wxAND ? MERGECOPY :
 360                     m_logicalFunction == wxOR ? srcOr :
 361                     m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
 362                     m_logicalFunction == wxXOR ? srcXor :
 363                     m_logicalFunction == wxOR_REVERSE ? notSrcOr :
 364                     //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
 365                     //m_logicalFunction == wxSRC_OR ? srcOr :
 366                     //m_logicalFunction == wxSRC_AND ? SRCAND :
 367                     srcCopy );
 368      if ( bmp.GetBitmapType() == kMacBitmapTypePict ) {
 369          Rect bitmaprect = { 0 , 0 , hh, ww };
 370          ::OffsetRect( &bitmaprect, xx, yy ) ;
 371          ::DrawPicture( (PicHandle) bmp.GetPict(), &bitmaprect ) ;
 372     }
 373      else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
 374      {
 375          GWorldPtr    bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP() );
 376          PixMapHandle bmappixels ;
 377          // Set foreground and background colours (for bitmaps depth = 1)
 378          if(bmp.GetDepth() == 1)
 379         {
 380              RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
 381              RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
 382              RGBForeColor(&fore);
 383              RGBBackColor(&back);
 384          }
 385          else
 386          {
 387              RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
 388              RGBColor black = { 0,0,0} ;
 389              RGBForeColor( &black ) ;
 390              RGBBackColor( &white ) ;
 391          }
 392          bmappixels = GetGWorldPixMap( bmapworld ) ;
 393          wxCHECK_RET(LockPixels(bmappixels),
 394                      wxT("DoDrawBitmap:  Unable to lock pixels"));
 395          Rect source = { 0, 0, h, w };
 396          Rect dest   = { yy, xx, yy + hh, xx + ww };
 397          if ( useMask && bmp.GetMask() )
 398          {
 399              if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap()))))
 400              {
 401                  CopyDeepMask
 402                      (
 403                       GetPortBitMapForCopyBits(bmapworld),
 404                       GetPortBitMapForCopyBits(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())),
 405                       GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 406                       &source, &source, &dest, mode, NULL
 407                       );
 408                  UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())));
 409              }
 410          }
 411          else {
 412              CopyBits( GetPortBitMapForCopyBits( bmapworld ),
 413                        GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 414                        &source, &dest, mode, NULL ) ;
 415          }
 416          UnlockPixels( bmappixels ) ;
 417      }
 418      else if ( bmp.GetBitmapType() == kMacBitmapTypeIcon )
 419      {
 420         Rect bitmaprect = { 0 , 0 , bmp.GetHeight(), bmp.GetWidth() } ;
 421         OffsetRect( &bitmaprect, xx, yy ) ;
 422         PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(bmp.GetHICON()) ) ;
 423      }
 424      m_macPenInstalled = false ;
 425      m_macBrushInstalled = false ;
 426      m_macFontInstalled = false ;
 427 }
 428
 429 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
 430 {
 431     wxCHECK_RET(Ok(), wxT("Invalid dc  wxDC::DoDrawIcon"));
 432     wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
 433     DoDrawBitmap( icon , x , y , icon.GetMask() != NULL ) ;
 434 }
 435
 436 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 437 {
 438     wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion  Invalid DC"));
 439     wxCoord xx, yy, ww, hh;
 440     xx = XLOG2DEVMAC(x);
 441     yy = YLOG2DEVMAC(y);
 442     ww = XLOG2DEVREL(width);
 443     hh = YLOG2DEVREL(height);
 444     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
 445     SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 446     if( m_clipping )
 447     {
 448         m_clipX1 = wxMax( m_clipX1 , xx );
 449         m_clipY1 = wxMax( m_clipY1 , yy );
 450         m_clipX2 = wxMin( m_clipX2, (xx + ww));
 451         m_clipY2 = wxMin( m_clipY2, (yy + hh));
 452     }
 453     else
 454     {
 455         m_clipping = TRUE;
 456         m_clipX1 = xx;
 457         m_clipY1 = yy;
 458         m_clipX2 = xx + ww;
 459         m_clipY2 = yy + hh;
 460     }
 461 }
 462
 463 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
 464 {
 465     wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
 466     if (region.Empty())
 467     {
 468         DestroyClippingRegion();
 469         return;
 470     }
 471     wxMacFastPortSetter helper(this) ;
 472     wxCoord x, y, w, h;
 473     region.GetBox( x, y, w, h );
 474     wxCoord xx, yy, ww, hh;
 475     xx = XLOG2DEVMAC(x);
 476     yy = YLOG2DEVMAC(y);
 477     ww = XLOG2DEVREL(w);
 478     hh = YLOG2DEVREL(h);
 479     // if we have a scaling that we cannot map onto native regions
 480     // we must use the box
 481     if ( ww != w || hh != h )
 482     {
 483         wxDC::DoSetClippingRegion( x, y, w, h );
 484     }
 485     else
 486     {
 487         CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
 488         if ( xx != x || yy != y )
 489         {
 490             OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
 491         }
 492         SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 493         if( m_clipping )
 494         {
 495             m_clipX1 = wxMax( m_clipX1 , xx );
 496             m_clipY1 = wxMax( m_clipY1 , yy );
 497             m_clipX2 = wxMin( m_clipX2, (xx + ww));
 498             m_clipY2 = wxMin( m_clipY2, (yy + hh));
 499         }
 500         else
 501         {
 502             m_clipping = TRUE;
 503             m_clipX1 = xx;
 504             m_clipY1 = yy;
 505             m_clipX2 = xx + ww;
 506             m_clipY2 = yy + hh;
 507         }
 508     }
 509 }
 510
 511 void wxDC::DestroyClippingRegion()
 512 {
 513     wxMacFastPortSetter helper(this) ;
 514     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 515     ResetClipping();
 516 }
 517
 518 void wxDC::DoGetSizeMM( int* width, int* height ) const
 519 {
 520     int w = 0;
 521     int h = 0;
 522     GetSize( &w, &h );
 523     *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
 524     *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
 525 }
 526
 527 void wxDC::SetTextForeground( const wxColour &col )
 528 {
 529     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 530     m_textForegroundColour = col;
 531     m_macFontInstalled = false ;
 532 }
 533
 534 void wxDC::SetTextBackground( const wxColour &col )
 535 {
 536     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 537     m_textBackgroundColour = col;
 538     m_macFontInstalled = false ;
 539 }
 540
 541 void wxDC::SetMapMode( int mode )
 542 {
 543     switch (mode)
 544     {
 545     case wxMM_TWIPS:
 546         SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
 547         break;
 548     case wxMM_POINTS:
 549         SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
 550         break;
 551     case wxMM_METRIC:
 552         SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
 553         break;
 554     case wxMM_LOMETRIC:
 555         SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
 556         break;
 557     default:
 558     case wxMM_TEXT:
 559         SetLogicalScale( 1.0, 1.0 );
 560         break;
 561     }
 562     if (mode != wxMM_TEXT)
 563     {
 564         m_needComputeScaleX = TRUE;
 565         m_needComputeScaleY = TRUE;
 566     }
 567 }
 568
 569 void wxDC::SetUserScale( double x, double y )
 570 {
 571     // allow negative ? -> no
 572     m_userScaleX = x;
 573     m_userScaleY = y;
 574     ComputeScaleAndOrigin();
 575 }
 576
 577 void wxDC::SetLogicalScale( double x, double y )
 578 {
 579     // allow negative ?
 580     m_logicalScaleX = x;
 581     m_logicalScaleY = y;
 582     ComputeScaleAndOrigin();
 583 }
 584
 585 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
 586 {
 587     m_logicalOriginX = x * m_signX;   // is this still correct ?
 588     m_logicalOriginY = y * m_signY;
 589     ComputeScaleAndOrigin();
 590 }
 591
 592 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
 593 {
 594     m_externalDeviceOriginX = x;
 595     m_externalDeviceOriginY = y;
 596     ComputeScaleAndOrigin();
 597 }
 598
 599 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
 600 {
 601     m_signX = (xLeftRight ?  1 : -1);
 602     m_signY = (yBottomUp  ? -1 :  1);
 603     ComputeScaleAndOrigin();
 604 }
 605
 606 wxSize wxDC::GetPPI() const
 607 {
 608     return wxSize(72, 72);
 609 }
 610
 611 int wxDC::GetDepth() const
 612 {
 613     if ( IsPortColor( (CGrafPtr) m_macPort ) )
 614     {
 615         return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
 616     }
 617     return 1 ;
 618 }
 619
 620 void wxDC::ComputeScaleAndOrigin()
 621 {
 622     // CMB: copy scale to see if it changes
 623     double origScaleX = m_scaleX;
 624     double origScaleY = m_scaleY;
 625     m_scaleX = m_logicalScaleX * m_userScaleX;
 626     m_scaleY = m_logicalScaleY * m_userScaleY;
 627     m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
 628     m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
 629     // CMB: if scale has changed call SetPen to recalulate the line width
 630     if (m_scaleX != origScaleX || m_scaleY != origScaleY)
 631     {
 632         // this is a bit artificial, but we need to force wxDC to think
 633         // the pen has changed
 634         wxPen pen(GetPen());
 635         m_pen = wxNullPen;
 636         SetPen(pen);
 637     }
 638 }
 639
 640 void  wxDC::SetPalette( const wxPalette& palette )
 641 {
 642 }
 643
 644 void  wxDC::SetBackgroundMode( int mode )
 645 {
 646     m_backgroundMode = mode ;
 647 }
 648
 649 void  wxDC::SetFont( const wxFont &font )
 650 {
 651     m_font = font;
 652     m_macFontInstalled = false ;
 653 }
 654
 655 void  wxDC::SetPen( const wxPen &pen )
 656 {
 657     if ( m_pen == pen )
 658         return ;
 659     m_pen = pen;
 660     m_macPenInstalled = false ;
 661 }
 662
 663 void  wxDC::SetBrush( const wxBrush &brush )
 664 {
 665     if (m_brush == brush)
 666         return;
 667     m_brush = brush;
 668     m_macBrushInstalled = false ;
 669 }
 670
 671 void  wxDC::SetBackground( const wxBrush &brush )
 672 {
 673     if (m_backgroundBrush == brush)
 674         return;
 675     m_backgroundBrush = brush;
 676     if (!m_backgroundBrush.Ok())
 677         return;
 678     m_macBrushInstalled = false ;
 679 }
 680
 681 void  wxDC::SetLogicalFunction( int function )
 682 {
 683     if (m_logicalFunction == function)
 684         return;
 685     m_logicalFunction = function ;
 686     m_macFontInstalled = false ;
 687     m_macBrushInstalled = false ;
 688     m_macPenInstalled = false ;
 689 }
 690
 691 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
 692                           const wxColour & col, int style);
 693
 694 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
 695                        const wxColour& col, int style)
 696 {
 697     return wxDoFloodFill(this, x, y, col, style);
 698 }
 699
 700 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 701 {
 702     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 703     wxMacFastPortSetter helper(this) ;
 704     RGBColor colour;
 705     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 706     // Convert from Mac colour to wx
 707     col->Set( colour.red   >> 8,
 708         colour.green >> 8,
 709         colour.blue  >> 8);
 710     return true ;
 711 }
 712
 713 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 714 {
 715     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 716     wxMacFastPortSetter helper(this) ;
 717     if (m_pen.GetStyle() != wxTRANSPARENT)
 718     {
 719         MacInstallPen() ;
 720         wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 721         m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 722         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 723         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 724         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 725         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 726         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 727             (m_pen.GetWidth() <= 1))
 728         {
 729             // Implement LAST_NOT for MAC at least for
 730             // orthogonal lines. RR.
 731             if (xx1 == xx2)
 732             {
 733                 if (yy1 < yy2)
 734                     yy2--;
 735                 if (yy1 > yy2)
 736                     yy2++;
 737             }
 738             if (yy1 == yy2)
 739             {
 740                 if (xx1 < xx2)
 741                     xx2--;
 742                 if (xx1 > xx2)
 743                     xx2++;
 744             }
 745         }
 746         ::MoveTo(xx1, yy1);
 747         ::LineTo(xx2, yy2);
 748     }
 749 }
 750
 751 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 752 {
 753     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 754     wxMacFastPortSetter helper(this) ;
 755     if (m_pen.GetStyle() != wxTRANSPARENT)
 756     {
 757         int w = 0;
 758         int h = 0;
 759         GetSize( &w, &h );
 760         wxCoord xx = XLOG2DEVMAC(x);
 761         wxCoord yy = YLOG2DEVMAC(y);
 762         MacInstallPen();
 763         ::MoveTo( XLOG2DEVMAC(0), yy );
 764         ::LineTo( XLOG2DEVMAC(w), yy );
 765         ::MoveTo( xx, YLOG2DEVMAC(0) );
 766         ::LineTo( xx, YLOG2DEVMAC(h) );
 767         CalcBoundingBox(x, y);
 768         CalcBoundingBox(x+w, y+h);
 769     }
 770 }
 771
 772 /*
 773 * To draw arcs properly the angles need to be converted from the WX style:
 774 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 775 * a normal axis on paper).
 776 * TO
 777 * the Mac style:
 778 * Angles start on the +ve y axis and go clockwise.
 779 */
 780
 781 static double wxConvertWXangleToMACangle(double angle)
 782 {
 783     double newAngle = 90 - angle ;
 784     if ( newAngle < 0 )
 785         newAngle += 360 ;
 786     return newAngle ;
 787 }
 788
 789 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 790                       wxCoord x2, wxCoord y2,
 791                       wxCoord xc, wxCoord yc )
 792 {
 793     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 794     wxMacFastPortSetter helper(this) ;
 795     wxCoord xx1 = XLOG2DEVMAC(x1);
 796     wxCoord yy1 = YLOG2DEVMAC(y1);
 797     wxCoord xx2 = XLOG2DEVMAC(x2);
 798     wxCoord yy2 = YLOG2DEVMAC(y2);
 799     wxCoord xxc = XLOG2DEVMAC(xc);
 800     wxCoord yyc = YLOG2DEVMAC(yc);
 801     double dx = xx1 - xxc;
 802     double dy = yy1 - yyc;
 803     double radius = sqrt((double)(dx*dx+dy*dy));
 804     wxCoord rad   = (wxCoord)radius;
 805     double radius1, radius2;
 806     if (xx1 == xx2 && yy1 == yy2)
 807     {
 808         radius1 = 0.0;
 809         radius2 = 360.0;
 810     }
 811     else if (radius == 0.0)
 812     {
 813         radius1 = radius2 = 0.0;
 814     }
 815     else
 816     {
 817         radius1 = (xx1 - xxc == 0) ?
 818             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 819         -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 820         radius2 = (xx2 - xxc == 0) ?
 821             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 822         -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 823     }
 824     wxCoord alpha2 = wxCoord(radius2 - radius1);
 825     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 826     if( (xx1 > xx2) || (yy1 > yy2) ) {
 827         alpha2 *= -1;
 828     }
 829     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 830     if(m_brush.GetStyle() != wxTRANSPARENT) {
 831         MacInstallBrush();
 832         PaintArc(&r, alpha1, alpha2);
 833     }
 834     if(m_pen.GetStyle() != wxTRANSPARENT) {
 835         MacInstallPen();
 836         FrameArc(&r, alpha1, alpha2);
 837     }
 838 }
 839
 840 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 841                               double sa, double ea )
 842 {
 843     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 844     wxMacFastPortSetter helper(this) ;
 845     Rect r;
 846     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 847     // we have to make sure that the filling is always counter-clockwise
 848     if ( angle > 0 )
 849         angle -= 360 ;
 850     wxCoord xx = XLOG2DEVMAC(x);
 851     wxCoord yy = YLOG2DEVMAC(y);
 852     wxCoord ww = m_signX * XLOG2DEVREL(w);
 853     wxCoord hh = m_signY * YLOG2DEVREL(h);
 854     // handle -ve width and/or height
 855     if (ww < 0) { ww = -ww; xx = xx - ww; }
 856     if (hh < 0) { hh = -hh; yy = yy - hh; }
 857     sa = wxConvertWXangleToMACangle(sa);
 858     r.top    = yy;
 859     r.left   = xx;
 860     r.bottom = yy + hh;
 861     r.right  = xx + ww;
 862     if(m_brush.GetStyle() != wxTRANSPARENT) {
 863         MacInstallBrush();
 864         PaintArc(&r, (short)sa, (short)angle);
 865     }
 866     if(m_pen.GetStyle() != wxTRANSPARENT) {
 867         MacInstallPen();
 868         FrameArc(&r, (short)sa, (short)angle);
 869     }
 870 }
 871
 872 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 873 {
 874     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 875     wxMacFastPortSetter helper(this) ;
 876     if (m_pen.GetStyle() != wxTRANSPARENT)
 877     {
 878         wxCoord xx1 = XLOG2DEVMAC(x);
 879         wxCoord yy1 = YLOG2DEVMAC(y);
 880         RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
 881         ::SetCPixel( xx1,yy1,&pencolor) ;
 882         CalcBoundingBox(x, y);
 883     }
 884 }
 885
 886 void  wxDC::DoDrawLines(int n, wxPoint points[],
 887                         wxCoord xoffset, wxCoord yoffset)
 888 {
 889     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 890     wxMacFastPortSetter helper(this) ;
 891     if (m_pen.GetStyle() == wxTRANSPARENT)
 892         return;
 893     MacInstallPen() ;
 894     wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 895     m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 896     wxCoord x1, x2 , y1 , y2 ;
 897     x1 = XLOG2DEVMAC(points[0].x + xoffset);
 898     y1 = YLOG2DEVMAC(points[0].y + yoffset);
 899     ::MoveTo(x1 - offset, y1 - offset );
 900     for (int i = 0; i < n-1; i++)
 901     {
 902         x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 903         y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 904         ::LineTo( x2 - offset, y2 - offset );
 905     }
 906 }
 907
 908 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 909                           wxCoord xoffset, wxCoord yoffset,
 910                           int fillStyle )
 911 {
 912     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 913     wxMacFastPortSetter helper(this) ;
 914     wxCoord x1, x2 , y1 , y2 ;
 915     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 916         return ;
 917     PolyHandle polygon = OpenPoly();
 918     x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
 919     y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
 920     ::MoveTo(x1,y1);
 921     for (int i = 1; i < n; i++)
 922     {
 923         x2 = XLOG2DEVMAC(points[i].x + xoffset);
 924         y2 = YLOG2DEVMAC(points[i].y + yoffset);
 925         ::LineTo(x2, y2);
 926     }
 927     // close the polyline if necessary
 928     if ( x1 != x2 || y1 != y2 )
 929     {
 930         ::LineTo(x1,y1 ) ;
 931     }
 932     ClosePoly();
 933     if (m_brush.GetStyle() != wxTRANSPARENT)
 934     {
 935         MacInstallBrush();
 936         ::PaintPoly( polygon );
 937     }
 938     if (m_pen.GetStyle() != wxTRANSPARENT)
 939     {
 940         MacInstallPen() ;
 941         ::FramePoly( polygon ) ;
 942     }
 943     KillPoly( polygon );
 944 }
 945
 946 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 947 {
 948     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 949     wxMacFastPortSetter helper(this) ;
 950     wxCoord xx = XLOG2DEVMAC(x);
 951     wxCoord yy = YLOG2DEVMAC(y);
 952     wxCoord ww = m_signX * XLOG2DEVREL(width);
 953     wxCoord hh = m_signY * YLOG2DEVREL(height);
 954     // CMB: draw nothing if transformed w or h is 0
 955     if (ww == 0 || hh == 0)
 956         return;
 957     // CMB: handle -ve width and/or height
 958     if (ww < 0)
 959     {
 960         ww = -ww;
 961         xx = xx - ww;
 962     }
 963     if (hh < 0)
 964     {
 965         hh = -hh;
 966         yy = yy - hh;
 967     }
 968     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 969     if (m_brush.GetStyle() != wxTRANSPARENT)
 970     {
 971         MacInstallBrush() ;
 972         ::PaintRect( &rect ) ;
 973     }
 974     if (m_pen.GetStyle() != wxTRANSPARENT)
 975     {
 976         MacInstallPen() ;
 977         ::FrameRect( &rect ) ;
 978     }
 979 }
 980
 981 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
 982                                    wxCoord width, wxCoord height,
 983                                    double radius)
 984 {
 985     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 986     wxMacFastPortSetter helper(this) ;
 987     if (radius < 0.0)
 988         radius = - radius * ((width < height) ? width : height);
 989     wxCoord xx = XLOG2DEVMAC(x);
 990     wxCoord yy = YLOG2DEVMAC(y);
 991     wxCoord ww = m_signX * XLOG2DEVREL(width);
 992     wxCoord hh = m_signY * YLOG2DEVREL(height);
 993     // CMB: draw nothing if transformed w or h is 0
 994     if (ww == 0 || hh == 0)
 995         return;
 996     // CMB: handle -ve width and/or height
 997     if (ww < 0)
 998     {
 999         ww = -ww;
1000         xx = xx - ww;
1001     }
1002     if (hh < 0)
1003     {
1004         hh = -hh;
1005         yy = yy - hh;
1006     }
1007     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1008     if (m_brush.GetStyle() != wxTRANSPARENT)
1009     {
1010         MacInstallBrush() ;
1011         ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1012     }
1013     if (m_pen.GetStyle() != wxTRANSPARENT)
1014     {
1015         MacInstallPen() ;
1016         ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1017     }
1018 }
1019
1020 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1021 {
1022     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1023     wxMacFastPortSetter helper(this) ;
1024     wxCoord xx = XLOG2DEVMAC(x);
1025     wxCoord yy = YLOG2DEVMAC(y);
1026     wxCoord ww = m_signX * XLOG2DEVREL(width);
1027     wxCoord hh = m_signY * YLOG2DEVREL(height);
1028     // CMB: draw nothing if transformed w or h is 0
1029     if (ww == 0 || hh == 0)
1030         return;
1031     // CMB: handle -ve width and/or height
1032     if (ww < 0)
1033     {
1034         ww = -ww;
1035         xx = xx - ww;
1036     }
1037     if (hh < 0)
1038     {
1039         hh = -hh;
1040         yy = yy - hh;
1041     }
1042     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1043     if (m_brush.GetStyle() != wxTRANSPARENT)
1044     {
1045         MacInstallBrush() ;
1046         ::PaintOval( &rect ) ;
1047     }
1048     if (m_pen.GetStyle() != wxTRANSPARENT)
1049     {
1050         MacInstallPen() ;
1051         ::FrameOval( &rect ) ;
1052     }
1053 }
1054
1055 bool  wxDC::CanDrawBitmap(void) const
1056 {
1057     return true ;
1058 }
1059
1060 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1061                    wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1062                    wxCoord xsrcMask,  wxCoord ysrcMask )
1063 {
1064     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1065     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1066     if ( logical_func == wxNO_OP )
1067         return TRUE ;
1068     if (xsrcMask == -1 && ysrcMask == -1)
1069     {
1070         xsrcMask = xsrc; ysrcMask = ysrc;
1071     }
1072     // correct the parameter in case this dc does not have a mask at all
1073     if ( useMask && !source->m_macMask )
1074         useMask = false ;
1075     Rect srcrect , dstrect ;
1076     srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1077     srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1078     srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1079     srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1080     dstrect.top = YLOG2DEVMAC(ydest) ;
1081     dstrect.left = XLOG2DEVMAC(xdest) ;
1082     dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1083     dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1084     short mode = kUnsupportedMode ;
1085     bool invertDestinationFirst = false ;
1086     switch ( logical_func )
1087     {
1088     case wxAND:        // src AND dst
1089         mode = adMin ; // ok
1090         break ;
1091     case wxAND_INVERT: // (NOT src) AND dst
1092         mode = notSrcOr  ; // ok
1093         break ;
1094     case wxAND_REVERSE:// src AND (NOT dst)
1095         invertDestinationFirst = true ;
1096         mode = srcOr ;
1097         break ;
1098     case wxCLEAR:      // 0
1099         mode = kEmulatedMode ;
1100         break ;
1101     case wxCOPY:       // src
1102         mode = srcCopy ; // ok
1103         break ;
1104     case wxEQUIV:      // (NOT src) XOR dst
1105         mode = srcXor ; // ok
1106         break ;
1107     case wxINVERT:     // NOT dst
1108         mode = kEmulatedMode ; //or hilite ;
1109         break ;
1110     case wxNAND:       // (NOT src) OR (NOT dst)
1111         invertDestinationFirst = true ;
1112         mode = srcBic ;
1113         break ;
1114     case wxNOR:        // (NOT src) AND (NOT dst)
1115         invertDestinationFirst = true ;
1116         mode = notSrcOr ;
1117         break ;
1118     case wxNO_OP:      // dst
1119         mode = kEmulatedMode ; // this has already been handled upon entry
1120         break ;
1121     case wxOR:         // src OR dst
1122         mode = notSrcBic ;
1123         break ;
1124     case wxOR_INVERT:  // (NOT src) OR dst
1125         mode = srcBic ;
1126         break ;
1127     case wxOR_REVERSE: // src OR (NOT dst)
1128         invertDestinationFirst = true ;
1129         mode = notSrcBic ;
1130         break ;
1131     case wxSET:        // 1
1132         mode = kEmulatedMode ;
1133         break ;
1134     case wxSRC_INVERT: // (NOT src)
1135         mode = notSrcCopy ; // ok
1136         break ;
1137     case wxXOR:        // src XOR dst
1138         mode = notSrcXor ; // ok
1139         break ;
1140     default :
1141         break ;
1142     }
1143     if ( mode == kUnsupportedMode )
1144     {
1145         wxFAIL_MSG(wxT("unsupported blitting mode" ));
1146         return FALSE ;
1147     }
1148     CGrafPtr            sourcePort = (CGrafPtr) source->m_macPort ;
1149     PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1150     if ( LockPixels(bmappixels) )
1151     {
1152         wxMacFastPortSetter helper(this) ;
1153         if ( source->GetDepth() == 1 )
1154         {
1155             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1156             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1157         }
1158         else
1159         {
1160             // the modes need this, otherwise we'll end up having really nice colors...
1161             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1162             RGBColor    black = { 0,0,0} ;
1163             RGBForeColor( &black ) ;
1164             RGBBackColor( &white ) ;
1165         }
1166         if ( useMask && source->m_macMask )
1167         {
1168             if ( mode == srcCopy )
1169             {
1170                 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1171                 {
1172                     CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1173                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1174                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1175                         &srcrect, &srcrect , &dstrect ) ;
1176                     UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1177                 }
1178             }
1179             else
1180             {
1181                 RgnHandle clipRgn = NewRgn() ;
1182                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1183                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1184                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1185                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1186                 if ( mode == kEmulatedMode )
1187                 {
1188                     Pattern pat ;
1189                     ::PenPat(GetQDGlobalsBlack(&pat));
1190                     if ( logical_func == wxSET )
1191                     {
1192                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1193                         ::RGBForeColor( &col  ) ;
1194                         ::PaintRgn( clipRgn ) ;
1195                     }
1196                     else if ( logical_func == wxCLEAR )
1197                     {
1198                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1199                         ::RGBForeColor( &col  ) ;
1200                         ::PaintRgn( clipRgn ) ;
1201                     }
1202                     else if ( logical_func == wxINVERT )
1203                     {
1204                         MacInvertRgn( clipRgn ) ;
1205                     }
1206                     else
1207                     {
1208                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1209                         {
1210                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1211                             {
1212                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1213                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1214                                 if ( PtInRgn( dstPoint , clipRgn ) )
1215                                 {
1216                                     RGBColor srcColor ;
1217                                     RGBColor dstColor ;
1218                                     SetPort( (GrafPtr) sourcePort ) ;
1219                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1220                                     SetPort( (GrafPtr) m_macPort ) ;
1221                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1222                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1223                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1224                                 }
1225                             }
1226                         }
1227                     }
1228                 }
1229                 else
1230                 {
1231                     if ( invertDestinationFirst )
1232                     {
1233                         MacInvertRgn( clipRgn ) ;
1234                     }
1235                     CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1236                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1237                         &srcrect, &dstrect, mode, clipRgn ) ;
1238                 }
1239                 DisposeRgn( clipRgn ) ;
1240             }
1241         }
1242         else
1243         {
1244             RgnHandle clipRgn = NewRgn() ;
1245             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1246             if ( mode == kEmulatedMode )
1247             {
1248                 Pattern pat ;
1249                 ::PenPat(GetQDGlobalsBlack(&pat));
1250                 if ( logical_func == wxSET )
1251                 {
1252                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1253                     ::RGBForeColor( &col  ) ;
1254                     ::PaintRgn( clipRgn ) ;
1255                 }
1256                 else if ( logical_func == wxCLEAR )
1257                 {
1258                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1259                     ::RGBForeColor( &col  ) ;
1260                     ::PaintRgn( clipRgn ) ;
1261                 }
1262                 else if ( logical_func == wxINVERT )
1263                 {
1264                     MacInvertRgn( clipRgn ) ;
1265                 }
1266                 else
1267                 {
1268                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1269                     {
1270                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1271                         {
1272                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1273                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1274                             {
1275                                 RGBColor srcColor ;
1276                                 RGBColor dstColor ;
1277                                 SetPort( (GrafPtr) sourcePort ) ;
1278                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1279                                 SetPort( (GrafPtr) m_macPort ) ;
1280                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1281                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1282                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1283                             }
1284                         }
1285                     }
1286                 }
1287             }
1288             else
1289             {
1290                 if ( invertDestinationFirst )
1291                 {
1292                     MacInvertRgn( clipRgn ) ;
1293                 }
1294                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1295                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1296                     &srcrect, &dstrect, mode, NULL ) ;
1297             }
1298             DisposeRgn( clipRgn ) ;
1299         }
1300         UnlockPixels( bmappixels ) ;
1301     }
1302     m_macPenInstalled = false ;
1303     m_macBrushInstalled = false ;
1304     m_macFontInstalled = false ;
1305     return TRUE;
1306 }
1307
1308 #ifndef FixedToInt
1309 // as macro in FixMath.h for 10.3
1310 inline Fixed    IntToFixed( int inInt )
1311 {
1312     return (((SInt32) inInt) << 16);
1313 }
1314
1315 inline int    FixedToInt( Fixed inFixed )
1316 {
1317     return (((SInt32) inFixed) >> 16);
1318 }
1319 #endif
1320
1321 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1322                               double angle)
1323 {
1324     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1325 /*
1326     if (angle == 0.0 )
1327     {
1328         DrawText(str, x, y);
1329         return;
1330     }
1331
1332     if ( str.Length() == 0 )
1333         return ;
1334 */
1335     wxMacFastPortSetter helper(this) ;
1336     MacInstallFont() ;
1337
1338     if ( 0 )
1339     {
1340         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1341         SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * m_font.MacGetFontSize()));
1342         m_macAliasWasEnabled = true ;
1343     }
1344     OSStatus status = noErr ;
1345     ATSUTextLayout atsuLayout ;
1346     UniCharCount chars = str.Length() ;
1347     UniChar* ubuf = NULL ;
1348 #if SIZEOF_WCHAR_T == 4
1349         wxMBConvUTF16BE converter ;
1350 #if wxUSE_UNICODE
1351         size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
1352         ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1353         converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
1354 #else
1355     const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1356         size_t unicharlen = converter.WC2MB( NULL , wchar.data()  , 0 ) ;
1357         ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1358         converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
1359 #endif
1360     chars = unicharlen / 2 ;
1361 #else
1362 #if wxUSE_UNICODE
1363     ubuf = (UniChar*) str.wc_str() ;
1364 #else
1365     wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1366     chars = wxWcslen( wchar.data() ) ;
1367     ubuf = (UniChar*) wchar.data() ;
1368 #endif
1369 #endif
1370
1371     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1372         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1373
1374     wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
1375     int iAngle = int( angle );
1376     int drawX = XLOG2DEVMAC(x) ;
1377     int drawY = YLOG2DEVMAC(y) ;
1378
1379     ATSUTextMeasurement textBefore ;
1380     ATSUTextMeasurement textAfter ;
1381     ATSUTextMeasurement ascent ;
1382     ATSUTextMeasurement descent ;
1383
1384
1385     if ( abs(iAngle) > 0 )
1386     {
1387         Fixed atsuAngle = IntToFixed( iAngle ) ;
1388         ATSUAttributeTag atsuTags[] =
1389         {
1390             kATSULineRotationTag ,
1391         } ;
1392         ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1393         {
1394             sizeof( Fixed ) ,
1395         } ;
1396         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1397         {
1398             &atsuAngle ,
1399         } ;
1400         status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1401             atsuTags, atsuSizes, atsuValues ) ;
1402     }
1403     status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1404         &textBefore , &textAfter, &ascent , &descent );
1405
1406     drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
1407     drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
1408     status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1409         IntToFixed(drawX) , IntToFixed(drawY) );
1410     wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
1411     Rect rect ;
1412     status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1413         IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1414     wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1415     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1416     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1417     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1418     ::ATSUDisposeTextLayout(atsuLayout);
1419 #if SIZEOF_WCHAR_T == 4
1420     free( ubuf ) ;
1421 #endif
1422 }
1423
1424 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1425 {
1426     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1427
1428     wxMacFastPortSetter helper(this) ;
1429     long xx = XLOG2DEVMAC(x);
1430     long yy = YLOG2DEVMAC(y);
1431 #if TARGET_CARBON
1432     bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1433     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
1434         useDrawThemeText = false ;
1435 #endif
1436     MacInstallFont() ;
1437     if ( 0 )
1438     {
1439         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1440         SetAntiAliasedTextEnabled(true, 8);
1441         m_macAliasWasEnabled = true ;
1442     }
1443     FontInfo fi ;
1444     ::GetFontInfo( &fi ) ;
1445 #if TARGET_CARBON
1446     if ( !useDrawThemeText )
1447 #endif
1448         yy += fi.ascent ;
1449     ::MoveTo( xx , yy );
1450     if (  m_backgroundMode == wxTRANSPARENT )
1451     {
1452         ::TextMode( srcOr) ;
1453     }
1454     else
1455     {
1456         ::TextMode( srcCopy ) ;
1457     }
1458     int line = 0 ;
1459     {
1460         wxString linetext = strtext ;
1461 #if TARGET_CARBON
1462         if ( useDrawThemeText )
1463         {
1464             Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1465             wxMacCFStringHolder mString( linetext , m_font.GetEncoding()) ;
1466
1467             if ( m_backgroundMode != wxTRANSPARENT )
1468             {
1469                 Point bounds={0,0} ;
1470                 Rect background = frame ;
1471                 SInt16 baseline ;
1472                 ::GetThemeTextDimensions( mString,
1473                     m_font.MacGetThemeFontID() ,
1474                     kThemeStateActive,
1475                     false,
1476                     &bounds,
1477                     &baseline );
1478                 background.right = background.left + bounds.h ;
1479                 background.bottom = background.top + bounds.v ;
1480                 ::EraseRect( &background ) ;
1481             }
1482             ::DrawThemeTextBox( mString,
1483                 m_font.MacGetThemeFontID() ,
1484                 kThemeStateActive,
1485                 false,
1486                 &frame,
1487                 teJustLeft,
1488                 nil );
1489         }
1490         else
1491 #endif
1492         {
1493             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1494             if ( m_backgroundMode != wxTRANSPARENT )
1495             {
1496                 Rect frame = { yy - fi.ascent + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy - fi.ascent + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1497                 short width = ::TextWidth( text , 0 , strlen(text) ) ;
1498                 frame.right = frame.left + width ;
1499
1500                 ::EraseRect( &frame ) ;
1501             }
1502             ::DrawText( text , 0 , strlen(text) ) ;
1503          }
1504     }
1505     ::TextMode( srcOr ) ;
1506 }
1507
1508 bool  wxDC::CanGetTextExtent() const
1509 {
1510     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1511     return true ;
1512 }
1513
1514 void  wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
1515                             wxCoord *descent, wxCoord *externalLeading ,
1516                             wxFont *theFont ) const
1517 {
1518     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1519     wxMacFastPortSetter helper(this) ;
1520     wxFont formerFont = m_font ;
1521     if ( theFont )
1522     {
1523         // work around the constness
1524         *((wxFont*)(&m_font)) = *theFont ;
1525     }
1526     MacInstallFont() ;
1527     FontInfo fi ;
1528     ::GetFontInfo( &fi ) ;
1529 #if TARGET_CARBON
1530     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1531     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1532         useGetThemeText = false ;
1533 #endif
1534     if ( height )
1535         *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1536     if ( descent )
1537         *descent =YDEV2LOGREL( fi.descent );
1538     if ( externalLeading )
1539         *externalLeading = YDEV2LOGREL( fi.leading ) ;
1540
1541     int curwidth = 0 ;
1542     if ( width )
1543     {
1544         *width = 0 ;
1545         wxString linetext = strtext ;
1546
1547         if ( useGetThemeText )
1548         {
1549             Point bounds={0,0} ;
1550             SInt16 baseline ;
1551             wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
1552             ThemeFontID themeFont = m_font.MacGetThemeFontID() ;
1553             ::GetThemeTextDimensions( mString,
1554                 themeFont ,
1555                 kThemeStateActive,
1556                 false,
1557                 &bounds,
1558                 &baseline );
1559             curwidth = bounds.h ;
1560         }
1561         else
1562         {
1563             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1564             curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
1565         }
1566         if ( curwidth > *width )
1567             *width = XDEV2LOGREL( curwidth ) ;
1568     }
1569     if ( theFont )
1570     {
1571         // work around the constness
1572         *((wxFont*)(&m_font)) = formerFont ;
1573         m_macFontInstalled = false ;
1574     }
1575 }
1576
1577
1578 bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1579 {
1580     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1581
1582     widths.Empty();
1583     widths.Add(0, text.Length());
1584
1585     if (text.Length() == 0)
1586         return false;
1587
1588     wxMacFastPortSetter helper(this) ;
1589     MacInstallFont() ;
1590 #if TARGET_CARBON
1591     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1592     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1593         useGetThemeText = false ;
1594
1595     if ( useGetThemeText )
1596     {
1597         // If anybody knows how to do this more efficiently yet still handle
1598         // the fractional glyph widths that may be present when using AA
1599         // fonts, please change it.  Currently it is measuring from the
1600         // begining of the string for each succeding substring, which is much
1601         // slower than this should be.
1602         for (size_t i=0; i<text.Length(); i++)
1603         {
1604             wxString str(text.Left(i+1));
1605             Point bounds = {0,0};
1606             SInt16 baseline ;
1607             wxMacCFStringHolder mString(str, m_font.GetEncoding());
1608             ::GetThemeTextDimensions( mString,
1609                                       m_font.MacGetThemeFontID(),
1610                                       kThemeStateActive,
1611                                       false,
1612                                       &bounds,
1613                                       &baseline );
1614             widths[i] = XDEV2LOGREL(bounds.h);
1615         }
1616     }
1617     else
1618 #endif
1619     {
1620         wxCharBuffer buff = text.mb_str(wxConvLocal);
1621         size_t len = strlen(buff);
1622         short* measurements = new short[len+1];
1623         MeasureText(len, buff.data(), measurements);
1624
1625         // Copy to widths, starting at measurements[1]
1626         // NOTE: this doesn't take into account any multi-byte characters
1627         // in buff, it probabkly should...
1628         for (size_t i=0; i<text.Length(); i++)
1629             widths[i] = XDEV2LOGREL(measurements[i+1]);
1630
1631         delete [] measurements;
1632     }
1633
1634     return true;
1635 }
1636
1637
1638
1639 wxCoord   wxDC::GetCharWidth(void) const
1640 {
1641     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1642     wxMacFastPortSetter helper(this) ;
1643     MacInstallFont() ;
1644     int width = 0 ;
1645 #if TARGET_CARBON
1646     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1647     if ( UMAGetSystemVersion() < 0x1000 || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1648         useGetThemeText = false ;
1649 #endif
1650     char text[] = "g" ;
1651 #if TARGET_CARBON
1652     if ( useGetThemeText )
1653     {
1654         Point bounds={0,0} ;
1655         SInt16 baseline ;
1656         CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
1657         ::GetThemeTextDimensions( mString,
1658             m_font.MacGetThemeFontID(),
1659             kThemeStateActive,
1660             false,
1661             &bounds,
1662             &baseline );
1663         CFRelease( mString ) ;
1664         width = bounds.h ;
1665     }
1666     else
1667 #endif
1668     {
1669         width = ::TextWidth( text , 0 , 1 ) ;
1670     }
1671     return YDEV2LOGREL(width) ;
1672 }
1673
1674 wxCoord   wxDC::GetCharHeight(void) const
1675 {
1676     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1677     wxMacFastPortSetter helper(this) ;
1678     MacInstallFont() ;
1679     FontInfo fi ;
1680     ::GetFontInfo( &fi ) ;
1681     return YDEV2LOGREL( fi.descent + fi.ascent );
1682 }
1683
1684 void  wxDC::Clear(void)
1685 {
1686     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1687     wxMacFastPortSetter helper(this) ;
1688     Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1689     if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1690     {
1691         ::PenNormal() ;
1692         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1693         ::EraseRect( &rect ) ;
1694     }
1695 }
1696
1697 void wxDC::MacInstallFont() const
1698 {
1699     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1700     //    if ( m_macFontInstalled )
1701     //        return ;
1702     Pattern blackColor ;
1703     MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1704     if ( m_font.Ok() )
1705     {
1706         ::TextFont( m_font.MacGetFontNum() ) ;
1707         ::TextSize( (short)(m_scaleY * m_font.MacGetFontSize()) ) ;
1708         ::TextFace( m_font.MacGetFontStyle() ) ;
1709         m_macFontInstalled = true ;
1710         m_macBrushInstalled = false ;
1711         m_macPenInstalled = false ;
1712         RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1713         RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1714         ::RGBForeColor( &forecolor );
1715         ::RGBBackColor( &backcolor );
1716     }
1717     else
1718     {
1719         FontFamilyID fontId ;
1720         Str255 fontName ;
1721         SInt16 fontSize ;
1722         Style fontStyle ;
1723         GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1724         GetFNum( fontName, &fontId );
1725         ::TextFont( fontId ) ;
1726         ::TextSize( short(m_scaleY * fontSize) ) ;
1727         ::TextFace( fontStyle ) ;
1728         // todo reset after spacing changes - or store the current spacing somewhere
1729         m_macFontInstalled = true ;
1730         m_macBrushInstalled = false ;
1731         m_macPenInstalled = false ;
1732         RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1733         RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1734         ::RGBForeColor( &forecolor );
1735         ::RGBBackColor( &backcolor );
1736     }
1737     short mode = patCopy ;
1738     // todo :
1739     switch( m_logicalFunction )
1740     {
1741     case wxCOPY:       // src
1742         mode = patCopy ;
1743         break ;
1744     case wxINVERT:     // NOT dst
1745         ::PenPat(GetQDGlobalsBlack(&blackColor));
1746         mode = patXor ;
1747         break ;
1748     case wxXOR:        // src XOR dst
1749         mode = patXor ;
1750         break ;
1751     case wxOR_REVERSE: // src OR (NOT dst)
1752         mode = notPatOr ;
1753         break ;
1754     case wxSRC_INVERT: // (NOT src)
1755         mode = notPatCopy ;
1756         break ;
1757     case wxAND: // src AND dst
1758         mode = adMin ;
1759         break ;
1760         // unsupported TODO
1761     case wxCLEAR:      // 0
1762     case wxAND_REVERSE:// src AND (NOT dst)
1763     case wxAND_INVERT: // (NOT src) AND dst
1764     case wxNO_OP:      // dst
1765     case wxNOR:        // (NOT src) AND (NOT dst)
1766     case wxEQUIV:      // (NOT src) XOR dst
1767     case wxOR_INVERT:  // (NOT src) OR dst
1768     case wxNAND:       // (NOT src) OR (NOT dst)
1769     case wxOR:         // src OR dst
1770     case wxSET:        // 1
1771         //        case wxSRC_OR:     // source _bitmap_ OR destination
1772         //        case wxSRC_AND:     // source _bitmap_ AND destination
1773         break ;
1774     }
1775     ::PenMode( mode ) ;
1776     OSStatus status = noErr ;
1777     Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
1778     Style qdStyle = m_font.MacGetATSUAdditionalQDStyles() ;
1779     ATSUFontID    atsuFont = m_font.MacGetATSUFontID() ;
1780     status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUIStyle) ;
1781     wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") ) ;
1782     ATSUAttributeTag atsuTags[] =
1783     {
1784         kATSUFontTag ,
1785             kATSUSizeTag ,
1786             //        kATSUColorTag ,
1787             //        kATSUBaselineClassTag ,
1788             kATSUVerticalCharacterTag,
1789             kATSUQDBoldfaceTag ,
1790             kATSUQDItalicTag ,
1791             kATSUQDUnderlineTag ,
1792             kATSUQDCondensedTag ,
1793             kATSUQDExtendedTag ,
1794     } ;
1795     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1796     {
1797         sizeof( ATSUFontID ) ,
1798             sizeof( Fixed ) ,
1799             //        sizeof( RGBColor ) ,
1800             //        sizeof( BslnBaselineClass ) ,
1801             sizeof( ATSUVerticalCharacterType),
1802             sizeof( Boolean ) ,
1803             sizeof( Boolean ) ,
1804             sizeof( Boolean ) ,
1805             sizeof( Boolean ) ,
1806             sizeof( Boolean ) ,
1807     } ;
1808     Boolean kTrue = true ;
1809     Boolean kFalse = false ;
1810     //BslnBaselineClass kBaselineDefault = kBSLNHangingBaseline ;
1811     ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1812     ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1813     {
1814         &atsuFont ,
1815             &atsuSize ,
1816             //        &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
1817             //        &kBaselineDefault ,
1818             &kHorizontal,
1819             (qdStyle & bold) ? &kTrue : &kFalse ,
1820             (qdStyle & italic) ? &kTrue : &kFalse ,
1821             (qdStyle & underline) ? &kTrue : &kFalse ,
1822             (qdStyle & condense) ? &kTrue : &kFalse ,
1823             (qdStyle & extend) ? &kTrue : &kFalse ,
1824     } ;
1825     status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1826         atsuTags, atsuSizes, atsuValues);
1827     wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
1828 }
1829
1830 Pattern gPatterns[] =
1831 {   // hatch patterns
1832     { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
1833     { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
1834     { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
1835     { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1836     { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
1837     { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1838     { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
1839     // dash patterns
1840     { { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
1841     { { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
1842     { { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
1843     { { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
1844 } ;
1845
1846 static void wxMacGetPattern(int penStyle, Pattern *pattern)
1847 {
1848     int index = 0;  // solid pattern by default
1849     switch(penStyle)
1850     {
1851         // hatches
1852         case wxBDIAGONAL_HATCH:     index = 1; break;
1853         case wxFDIAGONAL_HATCH:     index = 2; break;
1854         case wxCROSS_HATCH:         index = 3; break;
1855         case wxHORIZONTAL_HATCH:    index = 4; break;
1856         case wxVERTICAL_HATCH:      index = 5; break;
1857         case wxCROSSDIAG_HATCH:     index = 6; break;
1858         // dashes
1859         case wxDOT:                 index = 7; break;
1860         case wxLONG_DASH:           index = 8; break;
1861         case wxSHORT_DASH:          index = 9; break;
1862         case wxDOT_DASH:            index = 10; break;
1863     }
1864     *pattern = gPatterns[index];
1865 }
1866
1867 void wxDC::MacInstallPen() const
1868 {
1869     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1870     //Pattern     blackColor;
1871     //    if ( m_macPenInstalled )
1872     //        return ;
1873     RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1874     RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1875     ::RGBForeColor( &forecolor );
1876     ::RGBBackColor( &backcolor );
1877     ::PenNormal() ;
1878     int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ; ;
1879     // null means only one pixel, at whatever resolution
1880     if ( penWidth == 0 )
1881         penWidth = 1 ;
1882     ::PenSize(penWidth, penWidth);
1883
1884     int penStyle = m_pen.GetStyle();
1885     Pattern pat;
1886     if (penStyle == wxUSER_DASH)
1887     {
1888         // FIXME: there should be exactly 8 items in the dash
1889         wxDash* dash ;
1890         int number = m_pen.GetDashes(&dash) ;
1891         int index = 0;
1892         for ( int i = 0 ; i < 8 ; ++i )
1893         {
1894             pat.pat[i] = dash[index] ;
1895             if (index < number - 1)
1896                 index++;
1897         }
1898     }
1899     else
1900     {
1901         wxMacGetPattern(penStyle, &pat);
1902     }
1903     ::PenPat(&pat);
1904
1905     short mode = patCopy ;
1906     // todo :
1907     switch( m_logicalFunction )
1908     {
1909     case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1910         mode = patOr ;
1911         break ;
1912     case wxINVERT:     // NOT dst
1913         //            ::PenPat(GetQDGlobalsBlack(&blackColor));
1914         mode = patXor ;
1915         break ;
1916     case wxXOR:        // src XOR dst
1917         mode = patXor ;
1918         break ;
1919     case wxOR_REVERSE: // src OR (NOT dst)
1920         mode = notPatOr ;
1921         break ;
1922     case wxSRC_INVERT: // (NOT src)
1923         mode = notPatCopy ;
1924         break ;
1925     case wxAND: // src AND dst
1926         mode = adMin ;
1927         break ;
1928         // unsupported TODO
1929     case wxCLEAR:      // 0
1930     case wxAND_REVERSE:// src AND (NOT dst)
1931     case wxAND_INVERT: // (NOT src) AND dst
1932     case wxNO_OP:      // dst
1933     case wxNOR:        // (NOT src) AND (NOT dst)
1934     case wxEQUIV:      // (NOT src) XOR dst
1935     case wxOR_INVERT:  // (NOT src) OR dst
1936     case wxNAND:       // (NOT src) OR (NOT dst)
1937     case wxOR:         // src OR dst
1938     case wxSET:        // 1
1939         //        case wxSRC_OR:     // source _bitmap_ OR destination
1940         //        case wxSRC_AND:     // source _bitmap_ AND destination
1941         break ;
1942     }
1943     ::PenMode( mode ) ;
1944     m_macPenInstalled = true ;
1945     m_macBrushInstalled = false ;
1946     m_macFontInstalled = false ;
1947 }
1948
1949 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1950 {
1951     Pattern whiteColor ;
1952     if ( background.Ok() )
1953     {
1954         switch( background.MacGetBrushKind() )
1955         {
1956             case kwxMacBrushTheme :
1957             {
1958                 ::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
1959                 break ;
1960             }
1961             case kwxMacBrushThemeBackground :
1962             {
1963                 Rect extent ;
1964                 ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
1965                 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
1966                 break ;
1967             }
1968             case kwxMacBrushColour :
1969             {
1970                 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
1971                 int brushStyle = background.GetStyle();
1972                 if (brushStyle == wxSOLID)
1973                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1974                 else if (IS_HATCH(brushStyle))
1975                 {
1976                     Pattern pat ;
1977                     wxMacGetPattern(brushStyle, &pat);
1978                     ::BackPat(&pat);
1979                 }
1980                 else
1981                 {
1982                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1983                 }
1984                 break ;
1985             }
1986         }
1987     }
1988 }
1989
1990 void wxDC::MacInstallBrush() const
1991 {
1992     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1993     Pattern     blackColor ;
1994     //    if ( m_macBrushInstalled )
1995     //        return ;
1996     // foreground
1997     bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
1998     ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
1999     ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
2000     int brushStyle = m_brush.GetStyle();
2001     if (brushStyle == wxSOLID)
2002     {
2003         ::PenPat(GetQDGlobalsBlack(&blackColor));
2004     }
2005     else if (IS_HATCH(brushStyle))
2006     {
2007         Pattern pat ;
2008         wxMacGetPattern(brushStyle, &pat);
2009         ::PenPat(&pat);
2010     }
2011     else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
2012     {
2013         // we force this in order to be compliant with wxMSW
2014         backgroundTransparent = false ;
2015         // for these the text fore (and back for MASK_OPAQUE) colors are used
2016         wxBitmap* bitmap = m_brush.GetStipple() ;
2017         int width = bitmap->GetWidth() ;
2018         int height = bitmap->GetHeight() ;
2019         GWorldPtr gw = NULL ;
2020         if ( m_brush.GetStyle() == wxSTIPPLE )
2021             gw = MAC_WXHBITMAP(bitmap->GetHBITMAP())  ;
2022         else
2023             gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
2024         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2025         LockPixels( gwpixmaphandle ) ;
2026         bool isMonochrome = !IsPortColor( gw ) ;
2027         if ( !isMonochrome )
2028         {
2029             if ( (**gwpixmaphandle).pixelSize == 1 )
2030                 isMonochrome = true ;
2031         }
2032         if ( isMonochrome && width == 8 && height == 8 )
2033         {
2034             ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2035             ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2036             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2037             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2038             int alignment = gwbitmap->rowBytes & 0x7FFF ;
2039             Pattern pat ;
2040             for ( int i = 0 ; i < 8 ; ++i )
2041             {
2042                 pat.pat[i] = gwbits[i*alignment+0] ;
2043             }
2044             UnlockPixels( GetGWorldPixMap( gw ) ) ;
2045             ::PenPat( &pat ) ;
2046         }
2047         else
2048         {
2049             // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2050             // caching scheme before putting this into production
2051             Handle      image;
2052             long        imageSize;
2053             PixPatHandle pixpat = NewPixPat() ;
2054             CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2055             imageSize = GetPixRowBytes((**pixpat).patMap) *
2056                 ((**(**pixpat).patMap).bounds.bottom -
2057                 (**(**pixpat).patMap).bounds.top);
2058             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2059             (**pixpat).patData = image;
2060             if ( isMonochrome )
2061             {
2062                 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2063                 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2064                 if ( ctspec[0].rgb.red == 0x0000 )
2065                 {
2066                     ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2067                     ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2068                 }
2069                 else
2070                 {
2071                     ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2072                     ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2073                 }
2074                 ::CTabChanged( ctable ) ;
2075             }
2076             ::PenPixPat(pixpat);
2077             m_macForegroundPixMap = pixpat ;
2078         }
2079         UnlockPixels( gwpixmaphandle ) ;
2080     }
2081     else
2082     {
2083         ::PenPat(GetQDGlobalsBlack(&blackColor));
2084     }
2085     short mode = patCopy ;
2086     switch( m_logicalFunction )
2087     {
2088     case wxCOPY:       // src
2089         if ( backgroundTransparent )
2090             mode = patOr ;
2091         else
2092             mode = patCopy ;
2093         break ;
2094     case wxINVERT:     // NOT dst
2095         if ( !backgroundTransparent )
2096         {
2097             ::PenPat(GetQDGlobalsBlack(&blackColor));
2098         }
2099         mode = patXor ;
2100         break ;
2101     case wxXOR:        // src XOR dst
2102         mode = patXor ;
2103         break ;
2104     case wxOR_REVERSE: // src OR (NOT dst)
2105         mode = notPatOr ;
2106         break ;
2107     case wxSRC_INVERT: // (NOT src)
2108         mode = notPatCopy ;
2109         break ;
2110     case wxAND: // src AND dst
2111         mode = adMin ;
2112         break ;
2113         // unsupported TODO
2114     case wxCLEAR:      // 0
2115     case wxAND_REVERSE:// src AND (NOT dst)
2116     case wxAND_INVERT: // (NOT src) AND dst
2117     case wxNO_OP:      // dst
2118     case wxNOR:        // (NOT src) AND (NOT dst)
2119     case wxEQUIV:      // (NOT src) XOR dst
2120     case wxOR_INVERT:  // (NOT src) OR dst
2121     case wxNAND:       // (NOT src) OR (NOT dst)
2122     case wxOR:         // src OR dst
2123     case wxSET:        // 1
2124         //        case wxSRC_OR:     // source _bitmap_ OR destination
2125         //        case wxSRC_AND:     // source _bitmap_ AND destination
2126         break ;
2127     }
2128     ::PenMode( mode ) ;
2129     m_macBrushInstalled = true ;
2130     m_macPenInstalled = false ;
2131     m_macFontInstalled = false ;
2132 }
2133
2134 // ---------------------------------------------------------------------------
2135 // coordinates transformations
2136 // ---------------------------------------------------------------------------
2137
2138 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2139 {
2140     return ((wxDC *)this)->XDEV2LOG(x);
2141 }
2142
2143 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2144 {
2145     return ((wxDC *)this)->YDEV2LOG(y);
2146 }
2147
2148 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2149 {
2150     return ((wxDC *)this)->XDEV2LOGREL(x);
2151 }
2152
2153 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2154 {
2155     return ((wxDC *)this)->YDEV2LOGREL(y);
2156 }
2157
2158 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2159 {
2160     return ((wxDC *)this)->XLOG2DEV(x);
2161 }
2162
2163 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2164 {
2165     return ((wxDC *)this)->YLOG2DEV(y);
2166 }
2167
2168 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2169 {
2170     return ((wxDC *)this)->XLOG2DEVREL(x);
2171 }
2172
2173 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2174 {
2175     return ((wxDC *)this)->YLOG2DEVREL(y);
2176 }