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     m_clipping = FALSE;
 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         wxPen tempPen;
 636         m_pen = tempPen;
 637         SetPen(* pen);
 638     }
 639 }
 640
 641 void  wxDC::SetPalette( const wxPalette& palette )
 642 {
 643 }
 644
 645 void  wxDC::SetBackgroundMode( int mode )
 646 {
 647     m_backgroundMode = mode ;
 648 }
 649
 650 void  wxDC::SetFont( const wxFont &font )
 651 {
 652     m_font = font;
 653     m_macFontInstalled = false ;
 654 }
 655
 656 void  wxDC::SetPen( const wxPen &pen )
 657 {
 658     if ( m_pen == pen )
 659         return ;
 660     m_pen = pen;
 661     m_macPenInstalled = false ;
 662 }
 663
 664 void  wxDC::SetBrush( const wxBrush &brush )
 665 {
 666     if (m_brush == brush)
 667         return;
 668     m_brush = brush;
 669     m_macBrushInstalled = false ;
 670 }
 671
 672 void  wxDC::SetBackground( const wxBrush &brush )
 673 {
 674     if (m_backgroundBrush == brush)
 675         return;
 676     m_backgroundBrush = brush;
 677     if (!m_backgroundBrush.Ok())
 678         return;
 679     m_macBrushInstalled = false ;
 680 }
 681
 682 void  wxDC::SetLogicalFunction( int function )
 683 {
 684     if (m_logicalFunction == function)
 685         return;
 686     m_logicalFunction = function ;
 687     m_macFontInstalled = false ;
 688     m_macBrushInstalled = false ;
 689     m_macPenInstalled = false ;
 690 }
 691
 692 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
 693                           const wxColour & col, int style);
 694
 695 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
 696                        const wxColour& col, int style)
 697 {
 698     return wxDoFloodFill(this, x, y, col, style);
 699 }
 700
 701 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 702 {
 703     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 704     wxMacFastPortSetter helper(this) ;
 705     RGBColor colour;
 706     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 707     // Convert from Mac colour to wx
 708     col->Set( colour.red   >> 8,
 709         colour.green >> 8,
 710         colour.blue  >> 8);
 711     return true ;
 712 }
 713
 714 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 715 {
 716     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 717     wxMacFastPortSetter helper(this) ;
 718     if (m_pen.GetStyle() != wxTRANSPARENT)
 719     {
 720         MacInstallPen() ;
 721         wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 722         m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 723         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 724         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 725         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 726         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 727         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 728             (m_pen.GetWidth() <= 1))
 729         {
 730             // Implement LAST_NOT for MAC at least for
 731             // orthogonal lines. RR.
 732             if (xx1 == xx2)
 733             {
 734                 if (yy1 < yy2)
 735                     yy2--;
 736                 if (yy1 > yy2)
 737                     yy2++;
 738             }
 739             if (yy1 == yy2)
 740             {
 741                 if (xx1 < xx2)
 742                     xx2--;
 743                 if (xx1 > xx2)
 744                     xx2++;
 745             }
 746         }
 747         ::MoveTo(xx1, yy1);
 748         ::LineTo(xx2, yy2);
 749     }
 750 }
 751
 752 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 753 {
 754     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 755     wxMacFastPortSetter helper(this) ;
 756     if (m_pen.GetStyle() != wxTRANSPARENT)
 757     {
 758         int w = 0;
 759         int h = 0;
 760         GetSize( &w, &h );
 761         wxCoord xx = XLOG2DEVMAC(x);
 762         wxCoord yy = YLOG2DEVMAC(y);
 763         MacInstallPen();
 764         ::MoveTo( XLOG2DEVMAC(0), yy );
 765         ::LineTo( XLOG2DEVMAC(w), yy );
 766         ::MoveTo( xx, YLOG2DEVMAC(0) );
 767         ::LineTo( xx, YLOG2DEVMAC(h) );
 768         CalcBoundingBox(x, y);
 769         CalcBoundingBox(x+w, y+h);
 770     }
 771 }
 772
 773 /*
 774 * To draw arcs properly the angles need to be converted from the WX style:
 775 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 776 * a normal axis on paper).
 777 * TO
 778 * the Mac style:
 779 * Angles start on the +ve y axis and go clockwise.
 780 */
 781
 782 static double wxConvertWXangleToMACangle(double angle)
 783 {
 784     double newAngle = 90 - angle ;
 785     if ( newAngle < 0 )
 786         newAngle += 360 ;
 787     return newAngle ;
 788 }
 789
 790 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 791                       wxCoord x2, wxCoord y2,
 792                       wxCoord xc, wxCoord yc )
 793 {
 794     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 795     wxMacFastPortSetter helper(this) ;
 796     wxCoord xx1 = XLOG2DEVMAC(x1);
 797     wxCoord yy1 = YLOG2DEVMAC(y1);
 798     wxCoord xx2 = XLOG2DEVMAC(x2);
 799     wxCoord yy2 = YLOG2DEVMAC(y2);
 800     wxCoord xxc = XLOG2DEVMAC(xc);
 801     wxCoord yyc = YLOG2DEVMAC(yc);
 802     double dx = xx1 - xxc;
 803     double dy = yy1 - yyc;
 804     double radius = sqrt((double)(dx*dx+dy*dy));
 805     wxCoord rad   = (wxCoord)radius;
 806     double radius1, radius2;
 807     if (xx1 == xx2 && yy1 == yy2)
 808     {
 809         radius1 = 0.0;
 810         radius2 = 360.0;
 811     }
 812     else if (radius == 0.0)
 813     {
 814         radius1 = radius2 = 0.0;
 815     }
 816     else
 817     {
 818         radius1 = (xx1 - xxc == 0) ?
 819             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 820         -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 821         radius2 = (xx2 - xxc == 0) ?
 822             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 823         -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 824     }
 825     wxCoord alpha2 = wxCoord(radius2 - radius1);
 826     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 827     if( (xx1 > xx2) || (yy1 > yy2) ) {
 828         alpha2 *= -1;
 829     }
 830     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 831     if(m_brush.GetStyle() != wxTRANSPARENT) {
 832         MacInstallBrush();
 833         PaintArc(&r, alpha1, alpha2);
 834     }
 835     if(m_pen.GetStyle() != wxTRANSPARENT) {
 836         MacInstallPen();
 837         FrameArc(&r, alpha1, alpha2);
 838     }
 839 }
 840
 841 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 842                               double sa, double ea )
 843 {
 844     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 845     wxMacFastPortSetter helper(this) ;
 846     Rect r;
 847     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 848     // we have to make sure that the filling is always counter-clockwise
 849     if ( angle > 0 )
 850         angle -= 360 ;
 851     wxCoord xx = XLOG2DEVMAC(x);
 852     wxCoord yy = YLOG2DEVMAC(y);
 853     wxCoord ww = m_signX * XLOG2DEVREL(w);
 854     wxCoord hh = m_signY * YLOG2DEVREL(h);
 855     // handle -ve width and/or height
 856     if (ww < 0) { ww = -ww; xx = xx - ww; }
 857     if (hh < 0) { hh = -hh; yy = yy - hh; }
 858     sa = wxConvertWXangleToMACangle(sa);
 859     r.top    = yy;
 860     r.left   = xx;
 861     r.bottom = yy + hh;
 862     r.right  = xx + ww;
 863     if(m_brush.GetStyle() != wxTRANSPARENT) {
 864         MacInstallBrush();
 865         PaintArc(&r, (short)sa, (short)angle);
 866     }
 867     if(m_pen.GetStyle() != wxTRANSPARENT) {
 868         MacInstallPen();
 869         FrameArc(&r, (short)sa, (short)angle);
 870     }
 871 }
 872
 873 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 874 {
 875     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 876     wxMacFastPortSetter helper(this) ;
 877     if (m_pen.GetStyle() != wxTRANSPARENT)
 878     {
 879         wxCoord xx1 = XLOG2DEVMAC(x);
 880         wxCoord yy1 = YLOG2DEVMAC(y);
 881         RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
 882         ::SetCPixel( xx1,yy1,&pencolor) ;
 883         CalcBoundingBox(x, y);
 884     }
 885 }
 886
 887 void  wxDC::DoDrawLines(int n, wxPoint points[],
 888                         wxCoord xoffset, wxCoord yoffset)
 889 {
 890     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 891     wxMacFastPortSetter helper(this) ;
 892     if (m_pen.GetStyle() == wxTRANSPARENT)
 893         return;
 894     MacInstallPen() ;
 895     wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 896     m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 897     wxCoord x1, x2 , y1 , y2 ;
 898     x1 = XLOG2DEVMAC(points[0].x + xoffset);
 899     y1 = YLOG2DEVMAC(points[0].y + yoffset);
 900     ::MoveTo(x1 - offset, y1 - offset );
 901     for (int i = 0; i < n-1; i++)
 902     {
 903         x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 904         y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 905         ::LineTo( x2 - offset, y2 - offset );
 906     }
 907 }
 908
 909 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 910                           wxCoord xoffset, wxCoord yoffset,
 911                           int fillStyle )
 912 {
 913     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 914     wxMacFastPortSetter helper(this) ;
 915     wxCoord x1, x2 , y1 , y2 ;
 916     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 917         return ;
 918     PolyHandle polygon = OpenPoly();
 919     x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
 920     y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
 921     ::MoveTo(x1,y1);
 922     for (int i = 1; i < n; i++)
 923     {
 924         x2 = XLOG2DEVMAC(points[i].x + xoffset);
 925         y2 = YLOG2DEVMAC(points[i].y + yoffset);
 926         ::LineTo(x2, y2);
 927     }
 928     // close the polyline if necessary
 929     if ( x1 != x2 || y1 != y2 )
 930     {
 931         ::LineTo(x1,y1 ) ;
 932     }
 933     ClosePoly();
 934     if (m_brush.GetStyle() != wxTRANSPARENT)
 935     {
 936         MacInstallBrush();
 937         ::PaintPoly( polygon );
 938     }
 939     if (m_pen.GetStyle() != wxTRANSPARENT)
 940     {
 941         MacInstallPen() ;
 942         ::FramePoly( polygon ) ;
 943     }
 944     KillPoly( polygon );
 945 }
 946
 947 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 948 {
 949     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 950     wxMacFastPortSetter helper(this) ;
 951     wxCoord xx = XLOG2DEVMAC(x);
 952     wxCoord yy = YLOG2DEVMAC(y);
 953     wxCoord ww = m_signX * XLOG2DEVREL(width);
 954     wxCoord hh = m_signY * YLOG2DEVREL(height);
 955     // CMB: draw nothing if transformed w or h is 0
 956     if (ww == 0 || hh == 0)
 957         return;
 958     // CMB: handle -ve width and/or height
 959     if (ww < 0)
 960     {
 961         ww = -ww;
 962         xx = xx - ww;
 963     }
 964     if (hh < 0)
 965     {
 966         hh = -hh;
 967         yy = yy - hh;
 968     }
 969     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 970     if (m_brush.GetStyle() != wxTRANSPARENT)
 971     {
 972         MacInstallBrush() ;
 973         ::PaintRect( &rect ) ;
 974     }
 975     if (m_pen.GetStyle() != wxTRANSPARENT)
 976     {
 977         MacInstallPen() ;
 978         ::FrameRect( &rect ) ;
 979     }
 980 }
 981
 982 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
 983                                    wxCoord width, wxCoord height,
 984                                    double radius)
 985 {
 986     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 987     wxMacFastPortSetter helper(this) ;
 988     if (radius < 0.0)
 989         radius = - radius * ((width < height) ? width : height);
 990     wxCoord xx = XLOG2DEVMAC(x);
 991     wxCoord yy = YLOG2DEVMAC(y);
 992     wxCoord ww = m_signX * XLOG2DEVREL(width);
 993     wxCoord hh = m_signY * YLOG2DEVREL(height);
 994     // CMB: draw nothing if transformed w or h is 0
 995     if (ww == 0 || hh == 0)
 996         return;
 997     // CMB: handle -ve width and/or height
 998     if (ww < 0)
 999     {
1000         ww = -ww;
1001         xx = xx - ww;
1002     }
1003     if (hh < 0)
1004     {
1005         hh = -hh;
1006         yy = yy - hh;
1007     }
1008     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1009     if (m_brush.GetStyle() != wxTRANSPARENT)
1010     {
1011         MacInstallBrush() ;
1012         ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1013     }
1014     if (m_pen.GetStyle() != wxTRANSPARENT)
1015     {
1016         MacInstallPen() ;
1017         ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1018     }
1019 }
1020
1021 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1022 {
1023     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1024     wxMacFastPortSetter helper(this) ;
1025     wxCoord xx = XLOG2DEVMAC(x);
1026     wxCoord yy = YLOG2DEVMAC(y);
1027     wxCoord ww = m_signX * XLOG2DEVREL(width);
1028     wxCoord hh = m_signY * YLOG2DEVREL(height);
1029     // CMB: draw nothing if transformed w or h is 0
1030     if (ww == 0 || hh == 0)
1031         return;
1032     // CMB: handle -ve width and/or height
1033     if (ww < 0)
1034     {
1035         ww = -ww;
1036         xx = xx - ww;
1037     }
1038     if (hh < 0)
1039     {
1040         hh = -hh;
1041         yy = yy - hh;
1042     }
1043     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1044     if (m_brush.GetStyle() != wxTRANSPARENT)
1045     {
1046         MacInstallBrush() ;
1047         ::PaintOval( &rect ) ;
1048     }
1049     if (m_pen.GetStyle() != wxTRANSPARENT)
1050     {
1051         MacInstallPen() ;
1052         ::FrameOval( &rect ) ;
1053     }
1054 }
1055
1056 bool  wxDC::CanDrawBitmap(void) const
1057 {
1058     return true ;
1059 }
1060
1061 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1062                    wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1063                    wxCoord xsrcMask,  wxCoord ysrcMask )
1064 {
1065     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1066     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1067     if ( logical_func == wxNO_OP )
1068         return TRUE ;
1069     if (xsrcMask == -1 && ysrcMask == -1)
1070     {
1071         xsrcMask = xsrc; ysrcMask = ysrc;
1072     }
1073     // correct the parameter in case this dc does not have a mask at all
1074     if ( useMask && !source->m_macMask )
1075         useMask = false ;
1076     Rect srcrect , dstrect ;
1077     srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1078     srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1079     srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1080     srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1081     dstrect.top = YLOG2DEVMAC(ydest) ;
1082     dstrect.left = XLOG2DEVMAC(xdest) ;
1083     dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1084     dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1085     short mode = kUnsupportedMode ;
1086     bool invertDestinationFirst = false ;
1087     switch ( logical_func )
1088     {
1089     case wxAND:        // src AND dst
1090         mode = adMin ; // ok
1091         break ;
1092     case wxAND_INVERT: // (NOT src) AND dst
1093         mode = notSrcOr  ; // ok
1094         break ;
1095     case wxAND_REVERSE:// src AND (NOT dst)
1096         invertDestinationFirst = true ;
1097         mode = srcOr ;
1098         break ;
1099     case wxCLEAR:      // 0
1100         mode = kEmulatedMode ;
1101         break ;
1102     case wxCOPY:       // src
1103         mode = srcCopy ; // ok
1104         break ;
1105     case wxEQUIV:      // (NOT src) XOR dst
1106         mode = srcXor ; // ok
1107         break ;
1108     case wxINVERT:     // NOT dst
1109         mode = kEmulatedMode ; //or hilite ;
1110         break ;
1111     case wxNAND:       // (NOT src) OR (NOT dst)
1112         invertDestinationFirst = true ;
1113         mode = srcBic ;
1114         break ;
1115     case wxNOR:        // (NOT src) AND (NOT dst)
1116         invertDestinationFirst = true ;
1117         mode = notSrcOr ;
1118         break ;
1119     case wxNO_OP:      // dst
1120         mode = kEmulatedMode ; // this has already been handled upon entry
1121         break ;
1122     case wxOR:         // src OR dst
1123         mode = notSrcBic ;
1124         break ;
1125     case wxOR_INVERT:  // (NOT src) OR dst
1126         mode = srcBic ;
1127         break ;
1128     case wxOR_REVERSE: // src OR (NOT dst)
1129         invertDestinationFirst = true ;
1130         mode = notSrcBic ;
1131         break ;
1132     case wxSET:        // 1
1133         mode = kEmulatedMode ;
1134         break ;
1135     case wxSRC_INVERT: // (NOT src)
1136         mode = notSrcCopy ; // ok
1137         break ;
1138     case wxXOR:        // src XOR dst
1139         mode = notSrcXor ; // ok
1140         break ;
1141     default :
1142         break ;
1143     }
1144     if ( mode == kUnsupportedMode )
1145     {
1146         wxFAIL_MSG(wxT("unsupported blitting mode" ));
1147         return FALSE ;
1148     }
1149     CGrafPtr            sourcePort = (CGrafPtr) source->m_macPort ;
1150     PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1151     if ( LockPixels(bmappixels) )
1152     {
1153         wxMacFastPortSetter helper(this) ;
1154         if ( source->GetDepth() == 1 )
1155         {
1156             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1157             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1158         }
1159         else
1160         {
1161             // the modes need this, otherwise we'll end up having really nice colors...
1162             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1163             RGBColor    black = { 0,0,0} ;
1164             RGBForeColor( &black ) ;
1165             RGBBackColor( &white ) ;
1166         }
1167         if ( useMask && source->m_macMask )
1168         {
1169             if ( mode == srcCopy )
1170             {
1171                 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1172                 {
1173                     CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1174                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1175                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1176                         &srcrect, &srcrect , &dstrect ) ;
1177                     UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1178                 }
1179             }
1180             else
1181             {
1182                 RgnHandle clipRgn = NewRgn() ;
1183                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1184                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1185                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1186                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1187                 if ( mode == kEmulatedMode )
1188                 {
1189                     Pattern pat ;
1190                     ::PenPat(GetQDGlobalsBlack(&pat));
1191                     if ( logical_func == wxSET )
1192                     {
1193                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1194                         ::RGBForeColor( &col  ) ;
1195                         ::PaintRgn( clipRgn ) ;
1196                     }
1197                     else if ( logical_func == wxCLEAR )
1198                     {
1199                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1200                         ::RGBForeColor( &col  ) ;
1201                         ::PaintRgn( clipRgn ) ;
1202                     }
1203                     else if ( logical_func == wxINVERT )
1204                     {
1205                         MacInvertRgn( clipRgn ) ;
1206                     }
1207                     else
1208                     {
1209                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1210                         {
1211                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1212                             {
1213                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1214                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1215                                 if ( PtInRgn( dstPoint , clipRgn ) )
1216                                 {
1217                                     RGBColor srcColor ;
1218                                     RGBColor dstColor ;
1219                                     SetPort( (GrafPtr) sourcePort ) ;
1220                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1221                                     SetPort( (GrafPtr) m_macPort ) ;
1222                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1223                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1224                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1225                                 }
1226                             }
1227                         }
1228                     }
1229                 }
1230                 else
1231                 {
1232                     if ( invertDestinationFirst )
1233                     {
1234                         MacInvertRgn( clipRgn ) ;
1235                     }
1236                     CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1237                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1238                         &srcrect, &dstrect, mode, clipRgn ) ;
1239                 }
1240                 DisposeRgn( clipRgn ) ;
1241             }
1242         }
1243         else
1244         {
1245             RgnHandle clipRgn = NewRgn() ;
1246             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1247             if ( mode == kEmulatedMode )
1248             {
1249                 Pattern pat ;
1250                 ::PenPat(GetQDGlobalsBlack(&pat));
1251                 if ( logical_func == wxSET )
1252                 {
1253                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1254                     ::RGBForeColor( &col  ) ;
1255                     ::PaintRgn( clipRgn ) ;
1256                 }
1257                 else if ( logical_func == wxCLEAR )
1258                 {
1259                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1260                     ::RGBForeColor( &col  ) ;
1261                     ::PaintRgn( clipRgn ) ;
1262                 }
1263                 else if ( logical_func == wxINVERT )
1264                 {
1265                     MacInvertRgn( clipRgn ) ;
1266                 }
1267                 else
1268                 {
1269                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1270                     {
1271                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1272                         {
1273                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1274                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1275                             {
1276                                 RGBColor srcColor ;
1277                                 RGBColor dstColor ;
1278                                 SetPort( (GrafPtr) sourcePort ) ;
1279                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1280                                 SetPort( (GrafPtr) m_macPort ) ;
1281                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1282                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1283                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1284                             }
1285                         }
1286                     }
1287                 }
1288             }
1289             else
1290             {
1291                 if ( invertDestinationFirst )
1292                 {
1293                     MacInvertRgn( clipRgn ) ;
1294                 }
1295                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1296                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1297                     &srcrect, &dstrect, mode, NULL ) ;
1298             }
1299             DisposeRgn( clipRgn ) ;
1300         }
1301         UnlockPixels( bmappixels ) ;
1302     }
1303     m_macPenInstalled = false ;
1304     m_macBrushInstalled = false ;
1305     m_macFontInstalled = false ;
1306     return TRUE;
1307 }
1308
1309 #ifndef FixedToInt
1310 // as macro in FixMath.h for 10.3
1311 inline Fixed    IntToFixed( int inInt )
1312 {
1313     return (((SInt32) inInt) << 16);
1314 }
1315
1316 inline int    FixedToInt( Fixed inFixed )
1317 {
1318     return (((SInt32) inFixed) >> 16);
1319 }
1320 #endif
1321
1322 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1323                               double angle)
1324 {
1325     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1326 /*
1327     if (angle == 0.0 )
1328     {
1329         DrawText(str, x, y);
1330         return;
1331     }
1332
1333     if ( str.Length() == 0 )
1334         return ;
1335 */
1336     wxMacFastPortSetter helper(this) ;
1337     MacInstallFont() ;
1338
1339     if ( 0 )
1340     {
1341         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1342         SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * m_font.MacGetFontSize()));
1343         m_macAliasWasEnabled = true ;
1344     }
1345     OSStatus status = noErr ;
1346     ATSUTextLayout atsuLayout ;
1347     UniCharCount chars = str.Length() ;
1348 #if wxUSE_UNICODE
1349     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) (const wxChar*) str , 0 , str.Length() , str.Length() , 1 ,
1350         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1351 #else
1352     wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1353     int wlen = wxWcslen( wchar.data() ) ;
1354     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) wchar.data() , 0 , wlen , wlen , 1 ,
1355         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1356 #endif
1357     wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
1358     int iAngle = int( angle );
1359     int drawX = XLOG2DEVMAC(x) ;
1360     int drawY = YLOG2DEVMAC(y) ;
1361
1362     ATSUTextMeasurement textBefore ;
1363     ATSUTextMeasurement textAfter ;
1364     ATSUTextMeasurement ascent ;
1365     ATSUTextMeasurement descent ;
1366
1367
1368     if ( abs(iAngle) > 0 )
1369     {
1370         Fixed atsuAngle = IntToFixed( iAngle ) ;
1371         ATSUAttributeTag atsuTags[] =
1372         {
1373             kATSULineRotationTag ,
1374         } ;
1375         ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1376         {
1377             sizeof( Fixed ) ,
1378         } ;
1379         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1380         {
1381             &atsuAngle ,
1382         } ;
1383         status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1384             atsuTags, atsuSizes, atsuValues ) ;
1385     }
1386     status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1387         &textBefore , &textAfter, &ascent , &descent );
1388
1389     drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
1390     drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
1391     status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1392         IntToFixed(drawX) , IntToFixed(drawY) );
1393     wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
1394     Rect rect ;
1395     status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1396         IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1397     wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1398     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1399     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1400     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1401     ::ATSUDisposeTextLayout(atsuLayout);
1402 }
1403
1404 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1405 {
1406     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1407
1408     wxMacFastPortSetter helper(this) ;
1409     long xx = XLOG2DEVMAC(x);
1410     long yy = YLOG2DEVMAC(y);
1411 #if TARGET_CARBON
1412     bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1413     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
1414         useDrawThemeText = false ;
1415 #endif
1416     MacInstallFont() ;
1417     if ( 0 )
1418     {
1419         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1420         SetAntiAliasedTextEnabled(true, 8);
1421         m_macAliasWasEnabled = true ;
1422     }
1423     FontInfo fi ;
1424     ::GetFontInfo( &fi ) ;
1425 #if TARGET_CARBON
1426     if ( !useDrawThemeText )
1427 #endif
1428         yy += fi.ascent ;
1429     ::MoveTo( xx , yy );
1430     if (  m_backgroundMode == wxTRANSPARENT )
1431     {
1432         ::TextMode( srcOr) ;
1433     }
1434     else
1435     {
1436         ::TextMode( srcCopy ) ;
1437     }
1438     int line = 0 ;
1439     {
1440         wxString linetext = strtext ;
1441 #if TARGET_CARBON
1442         if ( useDrawThemeText )
1443         {
1444             Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1445             wxMacCFStringHolder mString( linetext , m_font.GetEncoding()) ;
1446
1447             if ( m_backgroundMode != wxTRANSPARENT )
1448             {
1449                 Point bounds={0,0} ;
1450                 Rect background = frame ;
1451                 SInt16 baseline ;
1452                 ::GetThemeTextDimensions( mString,
1453                     m_font.MacGetThemeFontID() ,
1454                     kThemeStateActive,
1455                     false,
1456                     &bounds,
1457                     &baseline );
1458                 background.right = background.left + bounds.h ;
1459                 background.bottom = background.top + bounds.v ;
1460                 ::EraseRect( &background ) ;
1461             }
1462             ::DrawThemeTextBox( mString,
1463                 m_font.MacGetThemeFontID() ,
1464                 kThemeStateActive,
1465                 false,
1466                 &frame,
1467                 teJustLeft,
1468                 nil );
1469         }
1470         else
1471 #endif
1472         {
1473             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1474             if ( m_backgroundMode != wxTRANSPARENT )
1475             {
1476                 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 } ;
1477                 short width = ::TextWidth( text , 0 , strlen(text) ) ;
1478                 frame.right = frame.left + width ;
1479
1480                 ::EraseRect( &frame ) ;
1481             }
1482             ::DrawText( text , 0 , strlen(text) ) ;
1483          }
1484     }
1485     ::TextMode( srcOr ) ;
1486 }
1487
1488 bool  wxDC::CanGetTextExtent() const
1489 {
1490     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1491     return true ;
1492 }
1493
1494 void  wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
1495                             wxCoord *descent, wxCoord *externalLeading ,
1496                             wxFont *theFont ) const
1497 {
1498     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1499     wxMacFastPortSetter helper(this) ;
1500     wxFont formerFont = m_font ;
1501     if ( theFont )
1502     {
1503         // work around the constness
1504         *((wxFont*)(&m_font)) = *theFont ;
1505     }
1506     MacInstallFont() ;
1507     FontInfo fi ;
1508     ::GetFontInfo( &fi ) ;
1509 #if TARGET_CARBON
1510     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1511     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1512         useGetThemeText = false ;
1513 #endif
1514     if ( height )
1515         *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1516     if ( descent )
1517         *descent =YDEV2LOGREL( fi.descent );
1518     if ( externalLeading )
1519         *externalLeading = YDEV2LOGREL( fi.leading ) ;
1520
1521     int curwidth = 0 ;
1522     if ( width )
1523     {
1524         *width = 0 ;
1525         wxString linetext = strtext ;
1526
1527         if ( useGetThemeText )
1528         {
1529             Point bounds={0,0} ;
1530             SInt16 baseline ;
1531             wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
1532             ThemeFontID themeFont = m_font.MacGetThemeFontID() ;
1533             ::GetThemeTextDimensions( mString,
1534                 themeFont ,
1535                 kThemeStateActive,
1536                 false,
1537                 &bounds,
1538                 &baseline );
1539             curwidth = bounds.h ;
1540         }
1541         else
1542         {
1543             wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
1544             curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
1545         }
1546         if ( curwidth > *width )
1547             *width = XDEV2LOGREL( curwidth ) ;
1548     }
1549     if ( theFont )
1550     {
1551         // work around the constness
1552         *((wxFont*)(&m_font)) = formerFont ;
1553         m_macFontInstalled = false ;
1554     }
1555 }
1556
1557
1558 bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1559 {
1560     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1561
1562     widths.Empty();
1563     widths.Add(0, text.Length());
1564
1565     if (text.Length() == 0)
1566         return false;
1567
1568     wxMacFastPortSetter helper(this) ;
1569     MacInstallFont() ;
1570 #if TARGET_CARBON
1571     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1572     if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1573         useGetThemeText = false ;
1574
1575     if ( useGetThemeText )
1576     {
1577         // If anybody knows how to do this more efficiently yet still handle
1578         // the fractional glyph widths that may be present when using AA
1579         // fonts, please change it.  Currently it is measuring from the
1580         // begining of the string for each succeding substring, which is much
1581         // slower than this should be.
1582         for (size_t i=0; i<text.Length(); i++)
1583         {
1584             wxString str(text.Left(i+1));
1585             Point bounds = {0,0};
1586             SInt16 baseline ;
1587             wxMacCFStringHolder mString(str, m_font.GetEncoding());
1588             ::GetThemeTextDimensions( mString,
1589                                       m_font.MacGetThemeFontID(),
1590                                       kThemeStateActive,
1591                                       false,
1592                                       &bounds,
1593                                       &baseline );
1594             widths[i] = XDEV2LOGREL(bounds.h);
1595         }
1596     }
1597     else
1598 #endif
1599     {
1600         wxCharBuffer buff = text.mb_str(wxConvLocal);
1601         size_t len = strlen(buff);
1602         short* measurements = new short[len+1];
1603         MeasureText(len, buff.data(), measurements);
1604
1605         // Copy to widths, starting at measurements[1]
1606         // NOTE: this doesn't take into account any multi-byte characters
1607         // in buff, it probabkly should...
1608         for (size_t i=0; i<text.Length(); i++)
1609             widths[i] = XDEV2LOGREL(measurements[i+1]);
1610
1611         delete [] measurements;
1612     }
1613
1614     return true;
1615 }
1616
1617
1618
1619 wxCoord   wxDC::GetCharWidth(void) const
1620 {
1621     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1622     wxMacFastPortSetter helper(this) ;
1623     MacInstallFont() ;
1624     int width = 0 ;
1625 #if TARGET_CARBON
1626     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1627     if ( UMAGetSystemVersion() < 0x1000 || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1628         useGetThemeText = false ;
1629 #endif
1630     char text[] = "g" ;
1631 #if TARGET_CARBON
1632     if ( useGetThemeText )
1633     {
1634         Point bounds={0,0} ;
1635         SInt16 baseline ;
1636         CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
1637         ::GetThemeTextDimensions( mString,
1638             m_font.MacGetThemeFontID(),
1639             kThemeStateActive,
1640             false,
1641             &bounds,
1642             &baseline );
1643         CFRelease( mString ) ;
1644         width = bounds.h ;
1645     }
1646     else
1647 #endif
1648     {
1649         width = ::TextWidth( text , 0 , 1 ) ;
1650     }
1651     return YDEV2LOGREL(width) ;
1652 }
1653
1654 wxCoord   wxDC::GetCharHeight(void) const
1655 {
1656     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1657     wxMacFastPortSetter helper(this) ;
1658     MacInstallFont() ;
1659     FontInfo fi ;
1660     ::GetFontInfo( &fi ) ;
1661     return YDEV2LOGREL( fi.descent + fi.ascent );
1662 }
1663
1664 void  wxDC::Clear(void)
1665 {
1666     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1667     wxMacFastPortSetter helper(this) ;
1668     Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1669     if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1670     {
1671         ::PenNormal() ;
1672         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1673         ::EraseRect( &rect ) ;
1674     }
1675 }
1676
1677 void wxDC::MacInstallFont() const
1678 {
1679     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1680     //    if ( m_macFontInstalled )
1681     //        return ;
1682     Pattern blackColor ;
1683     MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1684     if ( m_font.Ok() )
1685     {
1686         ::TextFont( m_font.MacGetFontNum() ) ;
1687         ::TextSize( (short)(m_scaleY * m_font.MacGetFontSize()) ) ;
1688         ::TextFace( m_font.MacGetFontStyle() ) ;
1689         m_macFontInstalled = true ;
1690         m_macBrushInstalled = false ;
1691         m_macPenInstalled = false ;
1692         RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1693         RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1694         ::RGBForeColor( &forecolor );
1695         ::RGBBackColor( &backcolor );
1696     }
1697     else
1698     {
1699         FontFamilyID fontId ;
1700         Str255 fontName ;
1701         SInt16 fontSize ;
1702         Style fontStyle ;
1703         GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1704         GetFNum( fontName, &fontId );
1705         ::TextFont( fontId ) ;
1706         ::TextSize( short(m_scaleY * fontSize) ) ;
1707         ::TextFace( fontStyle ) ;
1708         // todo reset after spacing changes - or store the current spacing somewhere
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     short mode = patCopy ;
1718     // todo :
1719     switch( m_logicalFunction )
1720     {
1721     case wxCOPY:       // src
1722         mode = patCopy ;
1723         break ;
1724     case wxINVERT:     // NOT dst
1725         ::PenPat(GetQDGlobalsBlack(&blackColor));
1726         mode = patXor ;
1727         break ;
1728     case wxXOR:        // src XOR dst
1729         mode = patXor ;
1730         break ;
1731     case wxOR_REVERSE: // src OR (NOT dst)
1732         mode = notPatOr ;
1733         break ;
1734     case wxSRC_INVERT: // (NOT src)
1735         mode = notPatCopy ;
1736         break ;
1737     case wxAND: // src AND dst
1738         mode = adMin ;
1739         break ;
1740         // unsupported TODO
1741     case wxCLEAR:      // 0
1742     case wxAND_REVERSE:// src AND (NOT dst)
1743     case wxAND_INVERT: // (NOT src) AND dst
1744     case wxNO_OP:      // dst
1745     case wxNOR:        // (NOT src) AND (NOT dst)
1746     case wxEQUIV:      // (NOT src) XOR dst
1747     case wxOR_INVERT:  // (NOT src) OR dst
1748     case wxNAND:       // (NOT src) OR (NOT dst)
1749     case wxOR:         // src OR dst
1750     case wxSET:        // 1
1751         //        case wxSRC_OR:     // source _bitmap_ OR destination
1752         //        case wxSRC_AND:     // source _bitmap_ AND destination
1753         break ;
1754     }
1755     ::PenMode( mode ) ;
1756     OSStatus status = noErr ;
1757     Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
1758     Style qdStyle = m_font.MacGetATSUAdditionalQDStyles() ;
1759     ATSUFontID    atsuFont = m_font.MacGetATSUFontID() ;
1760     status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUIStyle) ;
1761     wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") ) ;
1762     ATSUAttributeTag atsuTags[] =
1763     {
1764         kATSUFontTag ,
1765             kATSUSizeTag ,
1766             //        kATSUColorTag ,
1767             //        kATSUBaselineClassTag ,
1768             kATSUVerticalCharacterTag,
1769             kATSUQDBoldfaceTag ,
1770             kATSUQDItalicTag ,
1771             kATSUQDUnderlineTag ,
1772             kATSUQDCondensedTag ,
1773             kATSUQDExtendedTag ,
1774     } ;
1775     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1776     {
1777         sizeof( ATSUFontID ) ,
1778             sizeof( Fixed ) ,
1779             //        sizeof( RGBColor ) ,
1780             //        sizeof( BslnBaselineClass ) ,
1781             sizeof( ATSUVerticalCharacterType),
1782             sizeof( Boolean ) ,
1783             sizeof( Boolean ) ,
1784             sizeof( Boolean ) ,
1785             sizeof( Boolean ) ,
1786             sizeof( Boolean ) ,
1787     } ;
1788     Boolean kTrue = true ;
1789     Boolean kFalse = false ;
1790     //BslnBaselineClass kBaselineDefault = kBSLNHangingBaseline ;
1791     ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1792     ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1793     {
1794         &atsuFont ,
1795             &atsuSize ,
1796             //        &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
1797             //        &kBaselineDefault ,
1798             &kHorizontal,
1799             (qdStyle & bold) ? &kTrue : &kFalse ,
1800             (qdStyle & italic) ? &kTrue : &kFalse ,
1801             (qdStyle & underline) ? &kTrue : &kFalse ,
1802             (qdStyle & condense) ? &kTrue : &kFalse ,
1803             (qdStyle & extend) ? &kTrue : &kFalse ,
1804     } ;
1805     status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1806         atsuTags, atsuSizes, atsuValues);
1807     wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
1808 }
1809
1810 Pattern gPatterns[] =
1811 {   // hatch patterns
1812     { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
1813     { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
1814     { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
1815     { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1816     { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
1817     { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1818     { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
1819     // dash patterns
1820     { { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
1821     { { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
1822     { { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
1823     { { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
1824 } ;
1825
1826 static void wxMacGetPattern(int penStyle, Pattern *pattern)
1827 {
1828     int index = 0;  // solid pattern by default
1829     switch(penStyle)
1830     {
1831         // hatches
1832         case wxBDIAGONAL_HATCH:     index = 1; break;
1833         case wxFDIAGONAL_HATCH:     index = 2; break;
1834         case wxCROSS_HATCH:         index = 3; break;
1835         case wxHORIZONTAL_HATCH:    index = 4; break;
1836         case wxVERTICAL_HATCH:      index = 5; break;
1837         case wxCROSSDIAG_HATCH:     index = 6; break;
1838         // dashes
1839         case wxDOT:                 index = 7; break;
1840         case wxLONG_DASH:           index = 8; break;
1841         case wxSHORT_DASH:          index = 9; break;
1842         case wxDOT_DASH:            index = 10; break;
1843     }
1844     *pattern = gPatterns[index];
1845 }
1846
1847 void wxDC::MacInstallPen() const
1848 {
1849     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1850     //Pattern     blackColor;
1851     //    if ( m_macPenInstalled )
1852     //        return ;
1853     RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1854     RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1855     ::RGBForeColor( &forecolor );
1856     ::RGBBackColor( &backcolor );
1857     ::PenNormal() ;
1858     int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ; ;
1859     // null means only one pixel, at whatever resolution
1860     if ( penWidth == 0 )
1861         penWidth = 1 ;
1862     ::PenSize(penWidth, penWidth);
1863
1864     int penStyle = m_pen.GetStyle();
1865     Pattern pat;
1866     if (penStyle == wxUSER_DASH)
1867     {
1868         // FIXME: there should be exactly 8 items in the dash
1869         wxDash* dash ;
1870         int number = m_pen.GetDashes(&dash) ;
1871         int index = 0;
1872         for ( int i = 0 ; i < 8 ; ++i )
1873         {
1874             pat.pat[i] = dash[index] ;
1875             if (index < number - 1)
1876                 index++;
1877         }
1878     }
1879     else
1880     {
1881         wxMacGetPattern(penStyle, &pat);
1882     }
1883     ::PenPat(&pat);
1884
1885     short mode = patCopy ;
1886     // todo :
1887     switch( m_logicalFunction )
1888     {
1889     case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1890         mode = patOr ;
1891         break ;
1892     case wxINVERT:     // NOT dst
1893         //            ::PenPat(GetQDGlobalsBlack(&blackColor));
1894         mode = patXor ;
1895         break ;
1896     case wxXOR:        // src XOR dst
1897         mode = patXor ;
1898         break ;
1899     case wxOR_REVERSE: // src OR (NOT dst)
1900         mode = notPatOr ;
1901         break ;
1902     case wxSRC_INVERT: // (NOT src)
1903         mode = notPatCopy ;
1904         break ;
1905     case wxAND: // src AND dst
1906         mode = adMin ;
1907         break ;
1908         // unsupported TODO
1909     case wxCLEAR:      // 0
1910     case wxAND_REVERSE:// src AND (NOT dst)
1911     case wxAND_INVERT: // (NOT src) AND dst
1912     case wxNO_OP:      // dst
1913     case wxNOR:        // (NOT src) AND (NOT dst)
1914     case wxEQUIV:      // (NOT src) XOR dst
1915     case wxOR_INVERT:  // (NOT src) OR dst
1916     case wxNAND:       // (NOT src) OR (NOT dst)
1917     case wxOR:         // src OR dst
1918     case wxSET:        // 1
1919         //        case wxSRC_OR:     // source _bitmap_ OR destination
1920         //        case wxSRC_AND:     // source _bitmap_ AND destination
1921         break ;
1922     }
1923     ::PenMode( mode ) ;
1924     m_macPenInstalled = true ;
1925     m_macBrushInstalled = false ;
1926     m_macFontInstalled = false ;
1927 }
1928
1929 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1930 {
1931     Pattern whiteColor ;
1932     if ( background.Ok() )
1933     {
1934         switch( background.MacGetBrushKind() )
1935         {
1936             case kwxMacBrushTheme :
1937             {
1938                 ::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
1939                 break ;
1940             }
1941             case kwxMacBrushThemeBackground :
1942             {
1943                 Rect extent ;
1944                 ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
1945                 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
1946                 break ;
1947             }
1948             case kwxMacBrushColour :
1949             {
1950                 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
1951                 int brushStyle = background.GetStyle();
1952                 if (brushStyle == wxSOLID)
1953                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1954                 else if (IS_HATCH(brushStyle))
1955                 {
1956                     Pattern pat ;
1957                     wxMacGetPattern(brushStyle, &pat);
1958                     ::BackPat(&pat);
1959                 }
1960                 else
1961                 {
1962                     ::BackPat(GetQDGlobalsWhite(&whiteColor));
1963                 }
1964                 break ;
1965             }
1966         }
1967     }
1968 }
1969
1970 void wxDC::MacInstallBrush() const
1971 {
1972     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1973     Pattern     blackColor ;
1974     //    if ( m_macBrushInstalled )
1975     //        return ;
1976     // foreground
1977     bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
1978     ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
1979     ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
1980     int brushStyle = m_brush.GetStyle();
1981     if (brushStyle == wxSOLID)
1982     {
1983         ::PenPat(GetQDGlobalsBlack(&blackColor));
1984     }
1985     else if (IS_HATCH(brushStyle))
1986     {
1987         Pattern pat ;
1988         wxMacGetPattern(brushStyle, &pat);
1989         ::PenPat(&pat);
1990     }
1991     else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
1992     {
1993         // we force this in order to be compliant with wxMSW
1994         backgroundTransparent = false ;
1995         // for these the text fore (and back for MASK_OPAQUE) colors are used
1996         wxBitmap* bitmap = m_brush.GetStipple() ;
1997         int width = bitmap->GetWidth() ;
1998         int height = bitmap->GetHeight() ;
1999         GWorldPtr gw = NULL ;
2000         if ( m_brush.GetStyle() == wxSTIPPLE )
2001             gw = MAC_WXHBITMAP(bitmap->GetHBITMAP())  ;
2002         else
2003             gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
2004         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2005         LockPixels( gwpixmaphandle ) ;
2006         bool isMonochrome = !IsPortColor( gw ) ;
2007         if ( !isMonochrome )
2008         {
2009             if ( (**gwpixmaphandle).pixelSize == 1 )
2010                 isMonochrome = true ;
2011         }
2012         if ( isMonochrome && width == 8 && height == 8 )
2013         {
2014             ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2015             ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2016             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2017             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2018             int alignment = gwbitmap->rowBytes & 0x7FFF ;
2019             Pattern pat ;
2020             for ( int i = 0 ; i < 8 ; ++i )
2021             {
2022                 pat.pat[i] = gwbits[i*alignment+0] ;
2023             }
2024             UnlockPixels( GetGWorldPixMap( gw ) ) ;
2025             ::PenPat( &pat ) ;
2026         }
2027         else
2028         {
2029             // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2030             // caching scheme before putting this into production
2031             Handle      image;
2032             long        imageSize;
2033             PixPatHandle pixpat = NewPixPat() ;
2034             CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2035             imageSize = GetPixRowBytes((**pixpat).patMap) *
2036                 ((**(**pixpat).patMap).bounds.bottom -
2037                 (**(**pixpat).patMap).bounds.top);
2038             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2039             (**pixpat).patData = image;
2040             if ( isMonochrome )
2041             {
2042                 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2043                 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2044                 if ( ctspec[0].rgb.red == 0x0000 )
2045                 {
2046                     ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2047                     ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2048                 }
2049                 else
2050                 {
2051                     ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2052                     ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2053                 }
2054                 ::CTabChanged( ctable ) ;
2055             }
2056             ::PenPixPat(pixpat);
2057             m_macForegroundPixMap = pixpat ;
2058         }
2059         UnlockPixels( gwpixmaphandle ) ;
2060     }
2061     else
2062     {
2063         ::PenPat(GetQDGlobalsBlack(&blackColor));
2064     }
2065     short mode = patCopy ;
2066     switch( m_logicalFunction )
2067     {
2068     case wxCOPY:       // src
2069         if ( backgroundTransparent )
2070             mode = patOr ;
2071         else
2072             mode = patCopy ;
2073         break ;
2074     case wxINVERT:     // NOT dst
2075         if ( !backgroundTransparent )
2076         {
2077             ::PenPat(GetQDGlobalsBlack(&blackColor));
2078         }
2079         mode = patXor ;
2080         break ;
2081     case wxXOR:        // src XOR dst
2082         mode = patXor ;
2083         break ;
2084     case wxOR_REVERSE: // src OR (NOT dst)
2085         mode = notPatOr ;
2086         break ;
2087     case wxSRC_INVERT: // (NOT src)
2088         mode = notPatCopy ;
2089         break ;
2090     case wxAND: // src AND dst
2091         mode = adMin ;
2092         break ;
2093         // unsupported TODO
2094     case wxCLEAR:      // 0
2095     case wxAND_REVERSE:// src AND (NOT dst)
2096     case wxAND_INVERT: // (NOT src) AND dst
2097     case wxNO_OP:      // dst
2098     case wxNOR:        // (NOT src) AND (NOT dst)
2099     case wxEQUIV:      // (NOT src) XOR dst
2100     case wxOR_INVERT:  // (NOT src) OR dst
2101     case wxNAND:       // (NOT src) OR (NOT dst)
2102     case wxOR:         // src OR dst
2103     case wxSET:        // 1
2104         //        case wxSRC_OR:     // source _bitmap_ OR destination
2105         //        case wxSRC_AND:     // source _bitmap_ AND destination
2106         break ;
2107     }
2108     ::PenMode( mode ) ;
2109     m_macBrushInstalled = true ;
2110     m_macPenInstalled = false ;
2111     m_macFontInstalled = false ;
2112 }
2113
2114 // ---------------------------------------------------------------------------
2115 // coordinates transformations
2116 // ---------------------------------------------------------------------------
2117
2118 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2119 {
2120     return ((wxDC *)this)->XDEV2LOG(x);
2121 }
2122
2123 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2124 {
2125     return ((wxDC *)this)->YDEV2LOG(y);
2126 }
2127
2128 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2129 {
2130     return ((wxDC *)this)->XDEV2LOGREL(x);
2131 }
2132
2133 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2134 {
2135     return ((wxDC *)this)->YDEV2LOGREL(y);
2136 }
2137
2138 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2139 {
2140     return ((wxDC *)this)->XLOG2DEV(x);
2141 }
2142
2143 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2144 {
2145     return ((wxDC *)this)->YLOG2DEV(y);
2146 }
2147
2148 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2149 {
2150     return ((wxDC *)this)->XLOG2DEVREL(x);
2151 }
2152
2153 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2154 {
2155     return ((wxDC *)this)->YLOG2DEVREL(y);
2156 }