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