src/mac/dc.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dc.cpp
   3 // Purpose:     wxDC class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   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/region.h"
  21 #include "wx/image.h"
  22 #include "wx/log.h"
  23
  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
  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 #ifndef __DARWIN__
  50 const double M_PI = 3.14159265358979 ;
  51 #endif
  52 const double RAD2DEG  = 180.0 / M_PI;
  53 const short kEmulatedMode = -1 ;
  54 const short kUnsupportedMode = -2 ;
  55
  56 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
  57         m_ph( (GrafPtr) dc->m_macPort )
  58 {
  59         wxASSERT( dc->Ok() ) ;
  60         m_dc = dc ;
  61         dc->MacSetupPort(&m_ph) ;
  62 }
  63
  64 wxMacPortSetter::~wxMacPortSetter()
  65 {
  66         m_dc->MacCleanupPort(&m_ph) ;
  67 }
  68
  69 //-----------------------------------------------------------------------------
  70 // Local functions
  71 //-----------------------------------------------------------------------------
  72
  73 static inline double dmin(double a, double b) { return a < b ? a : b; }
  74 static inline double dmax(double a, double b) { return a > b ? a : b; }
  75 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
  76
  77 //-----------------------------------------------------------------------------
  78 // wxDC
  79 //-----------------------------------------------------------------------------
  80
  81 // this function emulates all wx colour manipulations, used to verify the implementation
  82 // by setting the mode in the blitting functions to kEmulatedMode
  83
  84 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
  85 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
  86 {
  87     switch ( logical_func )
  88     {
  89         case wxAND:        // src AND dst
  90             dstColor.red = dstColor.red & srcColor.red ;
  91             dstColor.green = dstColor.green & srcColor.green ;
  92             dstColor.blue = dstColor.blue & srcColor.blue ;
  93             break ;
  94         case wxAND_INVERT: // (NOT src) AND dst
  95             dstColor.red = dstColor.red & ~srcColor.red ;
  96             dstColor.green = dstColor.green & ~srcColor.green ;
  97             dstColor.blue = dstColor.blue & ~srcColor.blue ;
  98             break ;
  99         case wxAND_REVERSE:// src AND (NOT dst)
 100             dstColor.red = ~dstColor.red & srcColor.red ;
 101             dstColor.green = ~dstColor.green & srcColor.green ;
 102             dstColor.blue = ~dstColor.blue & srcColor.blue ;
 103             break ;
 104         case wxCLEAR:      // 0
 105             dstColor.red = 0 ;
 106             dstColor.green = 0 ;
 107             dstColor.blue = 0 ;
 108             break ;
 109         case wxCOPY:       // src
 110             dstColor.red = srcColor.red ;
 111             dstColor.green = srcColor.green ;
 112             dstColor.blue = srcColor.blue ;
 113                 break ;
 114         case wxEQUIV:      // (NOT src) XOR dst
 115             dstColor.red = dstColor.red ^ ~srcColor.red ;
 116             dstColor.green = dstColor.green ^ ~srcColor.green ;
 117             dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
 118             break ;
 119         case wxINVERT:     // NOT dst
 120             dstColor.red = ~dstColor.red ;
 121             dstColor.green = ~dstColor.green ;
 122             dstColor.blue = ~dstColor.blue ;
 123                 break ;
 124         case wxNAND:       // (NOT src) OR (NOT dst)
 125             dstColor.red = ~dstColor.red | ~srcColor.red ;
 126             dstColor.green = ~dstColor.green | ~srcColor.green ;
 127             dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
 128             break ;
 129         case wxNOR:        // (NOT src) AND (NOT dst)
 130             dstColor.red = ~dstColor.red & ~srcColor.red ;
 131             dstColor.green = ~dstColor.green & ~srcColor.green ;
 132             dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
 133             break ;
 134         case wxNO_OP:      // dst
 135             break ;
 136         case wxOR:         // src OR dst
 137             dstColor.red = dstColor.red | srcColor.red ;
 138             dstColor.green = dstColor.green | srcColor.green ;
 139             dstColor.blue = dstColor.blue | srcColor.blue ;
 140             break ;
 141         case wxOR_INVERT:  // (NOT src) OR dst
 142             dstColor.red = dstColor.red | ~srcColor.red ;
 143             dstColor.green = dstColor.green | ~srcColor.green ;
 144             dstColor.blue = dstColor.blue | ~srcColor.blue ;
 145             break ;
 146         case wxOR_REVERSE: // src OR (NOT dst)
 147             dstColor.red = ~dstColor.red | srcColor.red ;
 148             dstColor.green = ~dstColor.green | srcColor.green ;
 149             dstColor.blue = ~dstColor.blue | srcColor.blue ;
 150                 break ;
 151         case wxSET:        // 1
 152             dstColor.red = 0xFFFF ;
 153             dstColor.green = 0xFFFF ;
 154             dstColor.blue = 0xFFFF ;
 155             break ;
 156         case wxSRC_INVERT: // (NOT src)
 157             dstColor.red = ~srcColor.red ;
 158             dstColor.green = ~srcColor.green ;
 159             dstColor.blue = ~srcColor.blue ;
 160                 break ;
 161         case wxXOR:        // src XOR dst
 162             dstColor.red = dstColor.red ^ srcColor.red ;
 163             dstColor.green = dstColor.green ^ srcColor.green ;
 164             dstColor.blue = dstColor.blue ^ srcColor.blue ;
 165                 break ;
 166     }
 167
 168 }
 169
 170 wxDC::wxDC()
 171 {
 172   m_ok = FALSE;
 173   m_colour = TRUE;
 174
 175   m_mm_to_pix_x = mm2pt;
 176   m_mm_to_pix_y = mm2pt;
 177
 178   m_internalDeviceOriginX = 0;
 179   m_internalDeviceOriginY = 0;
 180   m_externalDeviceOriginX = 0;
 181   m_externalDeviceOriginY = 0;
 182
 183   m_logicalScaleX = 1.0;
 184   m_logicalScaleY = 1.0;
 185   m_userScaleX = 1.0;
 186   m_userScaleY = 1.0;
 187   m_scaleX = 1.0;
 188   m_scaleY = 1.0;
 189
 190   m_needComputeScaleX = FALSE;
 191   m_needComputeScaleY = FALSE;
 192
 193   m_macPort = NULL ;
 194   m_macMask = NULL ;
 195   m_ok = FALSE ;
 196
 197         m_macFontInstalled = false ;
 198         m_macBrushInstalled = false ;
 199         m_macPenInstalled = false ;
 200
 201         m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
 202         m_macBoundaryClipRgn = NewRgn() ;
 203         m_macCurrentClipRgn = NewRgn() ;
 204
 205         SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 206         SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 207
 208     m_pen = *wxBLACK_PEN;
 209     m_font = *wxNORMAL_FONT;
 210     m_brush = *wxWHITE_BRUSH;
 211     m_macCurrentPortStateHelper = NULL ;
 212     m_macATSUIStyle = NULL ;
 213     m_macAliasWasEnabled = false;
 214     m_macForegroundPixMap = NULL ;
 215     m_macBackgroundPixMap = NULL ;
 216 }
 217
 218 wxDC::~wxDC(void)
 219 {
 220     DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
 221     DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
 222 }
 223 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
 224 {
 225     wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
 226     m_macCurrentPortStateHelper = help ;
 227         SetClip( (RgnHandle) m_macCurrentClipRgn);
 228
 229         m_macFontInstalled = false ;
 230         m_macBrushInstalled = false ;
 231         m_macPenInstalled = false ;
 232 }
 233
 234 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
 235 {
 236     wxASSERT( m_macCurrentPortStateHelper == help ) ;
 237     m_macCurrentPortStateHelper = NULL ;
 238     if( m_macATSUIStyle )
 239     {
 240         ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
 241         m_macATSUIStyle = NULL ;
 242     }
 243     if ( m_macAliasWasEnabled )
 244     {
 245         SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
 246         m_macAliasWasEnabled = false ;
 247     }
 248     if ( m_macForegroundPixMap )
 249     {
 250         Pattern blackColor ;
 251         ::PenPat(GetQDGlobalsBlack(&blackColor));
 252         DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
 253         m_macForegroundPixMap = NULL ;
 254     }
 255     if ( m_macBackgroundPixMap )
 256     {
 257         Pattern whiteColor ;
 258         ::BackPat(GetQDGlobalsWhite(&whiteColor));
 259         DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
 260         m_macBackgroundPixMap = NULL ;
 261     }
 262 }
 263
 264 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 265 {
 266      wxCHECK_RET( Ok(), wxT("invalid window dc") );
 267
 268      wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
 269
 270      wxMacPortSetter helper(this) ;
 271
 272      wxCoord xx = XLOG2DEVMAC(x);
 273      wxCoord yy = YLOG2DEVMAC(y);
 274      wxCoord w = bmp.GetWidth();
 275      wxCoord h = bmp.GetHeight();
 276      wxCoord ww = XLOG2DEVREL(w);
 277      wxCoord hh = YLOG2DEVREL(h);
 278
 279      // Set up drawing mode
 280      short  mode = (m_logicalFunction == wxCOPY ? srcCopy :
 281                     //m_logicalFunction == wxCLEAR ? WHITENESS :
 282                     //m_logicalFunction == wxSET ? BLACKNESS :
 283                     m_logicalFunction == wxINVERT ? hilite :
 284                    //m_logicalFunction == wxAND ? MERGECOPY :
 285                     m_logicalFunction == wxOR ? srcOr :
 286                     m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
 287                     m_logicalFunction == wxXOR ? srcXor :
 288                     m_logicalFunction == wxOR_REVERSE ? notSrcOr :
 289                     //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
 290                     //m_logicalFunction == wxSRC_OR ? srcOr :
 291                     //m_logicalFunction == wxSRC_AND ? SRCAND :
 292                     srcCopy );
 293
 294      if ( bmp.GetBitmapType() == kMacBitmapTypePict ) {
 295          Rect bitmaprect = { 0 , 0 , hh, ww };
 296          ::OffsetRect( &bitmaprect, xx, yy ) ;
 297          ::DrawPicture( (PicHandle) bmp.GetPict(), &bitmaprect ) ;
 298     }
 299      else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
 300      {
 301          GWorldPtr    bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP() );
 302          PixMapHandle bmappixels ;
 303
 304          // Set foreground and background colours (for bitmaps depth = 1)
 305          if(bmp.GetDepth() == 1)
 306         {
 307              RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
 308              RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
 309              RGBForeColor(&fore);
 310              RGBBackColor(&back);
 311          }
 312          else
 313          {
 314              RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
 315              RGBColor black = { 0,0,0} ;
 316              RGBForeColor( &black ) ;
 317              RGBBackColor( &white ) ;
 318          }
 319
 320          bmappixels = GetGWorldPixMap( bmapworld ) ;
 321
 322          wxCHECK_RET(LockPixels(bmappixels),
 323                      wxT("DoDrawBitmap:  Unable to lock pixels"));
 324
 325          Rect source = { 0, 0, h, w };
 326          Rect dest   = { yy, xx, yy + hh, xx + ww };
 327
 328          if ( useMask && bmp.GetMask() )
 329          {
 330              if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap()))))
 331              {
 332                  CopyDeepMask
 333                      (
 334                       GetPortBitMapForCopyBits(bmapworld),
 335                       GetPortBitMapForCopyBits(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())),
 336                       GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 337                       &source, &source, &dest, mode, NULL
 338                       );
 339                  UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())));
 340              }
 341          }
 342          else {
 343              CopyBits( GetPortBitMapForCopyBits( bmapworld ),
 344                        GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 345                        &source, &dest, mode, NULL ) ;
 346          }
 347          UnlockPixels( bmappixels ) ;
 348      }
 349      else if ( bmp.GetBitmapType() == kMacBitmapTypeIcon )
 350      {
 351         Rect bitmaprect = { 0 , 0 , bmp.GetHeight(), bmp.GetWidth() } ;
 352         OffsetRect( &bitmaprect, xx, yy ) ;
 353         PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(bmp.GetHICON()) ) ;
 354      }
 355      m_macPenInstalled = false ;
 356      m_macBrushInstalled = false ;
 357      m_macFontInstalled = false ;
 358
 359 }
 360
 361 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
 362 {
 363      wxCHECK_RET(Ok(), wxT("Invalid dc  wxDC::DoDrawIcon"));
 364
 365      wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
 366
 367     DoDrawBitmap( icon , x , y , icon.GetMask() != NULL ) ;
 368 }
 369 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 370 {
 371     wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion  Invalid DC"));
 372     wxCoord xx, yy, ww, hh;
 373
 374     xx = XLOG2DEVMAC(x);
 375     yy = YLOG2DEVMAC(y);
 376     ww = XLOG2DEVREL(width);
 377     hh = YLOG2DEVREL(height);
 378
 379     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
 380     SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 381
 382     if( m_clipping )
 383     {
 384         m_clipX1 = wxMax( m_clipX1 , xx );
 385         m_clipY1 = wxMax( m_clipY1 , yy );
 386         m_clipX2 = wxMin( m_clipX2, (xx + ww));
 387         m_clipY2 = wxMin( m_clipY2, (yy + hh));
 388     }
 389     else
 390     {
 391         m_clipping = TRUE;
 392         m_clipX1 = xx;
 393         m_clipY1 = yy;
 394         m_clipX2 = xx + ww;
 395         m_clipY2 = yy + hh;
 396     }
 397
 398 }
 399 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
 400 {
 401     wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
 402
 403         wxMacPortSetter helper(this) ;
 404     if (region.Empty())
 405     {
 406         DestroyClippingRegion();
 407         return;
 408     }
 409
 410     wxCoord x, y, w, h;
 411     region.GetBox( x, y, w, h );
 412     wxCoord xx, yy, ww, hh;
 413
 414     xx = XLOG2DEVMAC(x);
 415     yy = YLOG2DEVMAC(y);
 416     ww = XLOG2DEVREL(w);
 417     hh = YLOG2DEVREL(h);
 418
 419     // if we have a scaling that we cannot map onto native regions
 420     // we must use the box
 421
 422     if ( ww != w || hh != h )
 423     {
 424         wxDC::DoSetClippingRegion( x, y, w, h );
 425     }
 426     else
 427     {
 428         CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
 429         if ( xx != x || yy != y )
 430         {
 431             OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
 432         }
 433         SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 434         if( m_clipping )
 435         {
 436             m_clipX1 = wxMax( m_clipX1 , xx );
 437             m_clipY1 = wxMax( m_clipY1 , yy );
 438             m_clipX2 = wxMin( m_clipX2, (xx + ww));
 439             m_clipY2 = wxMin( m_clipY2, (yy + hh));
 440         }
 441         else
 442         {
 443             m_clipping = TRUE;
 444             m_clipX1 = xx;
 445             m_clipY1 = yy;
 446             m_clipX2 = xx + ww;
 447             m_clipY2 = yy + hh;
 448         }
 449     }
 450
 451 }
 452
 453 void wxDC::DestroyClippingRegion()
 454 {
 455   wxMacPortSetter helper(this) ;
 456   CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 457   m_clipping = FALSE;
 458 }
 459 void wxDC::DoGetSize( int* width, int* height ) const
 460 {
 461   *width = m_maxX-m_minX;
 462   *height = m_maxY-m_minY;
 463 }
 464 void wxDC::DoGetSizeMM( int* width, int* height ) const
 465 {
 466   int w = 0;
 467   int h = 0;
 468   GetSize( &w, &h );
 469   *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
 470   *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
 471 }
 472 void wxDC::SetTextForeground( const wxColour &col )
 473 {
 474     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 475     m_textForegroundColour = col;
 476     m_macFontInstalled = false ;
 477 }
 478 void wxDC::SetTextBackground( const wxColour &col )
 479 {
 480     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 481     m_textBackgroundColour = col;
 482     m_macFontInstalled = false ;
 483 }
 484 void wxDC::SetMapMode( int mode )
 485 {
 486   switch (mode)
 487   {
 488     case wxMM_TWIPS:
 489       SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
 490       break;
 491     case wxMM_POINTS:
 492       SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
 493       break;
 494     case wxMM_METRIC:
 495       SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
 496       break;
 497     case wxMM_LOMETRIC:
 498       SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
 499       break;
 500     default:
 501     case wxMM_TEXT:
 502       SetLogicalScale( 1.0, 1.0 );
 503       break;
 504   }
 505   if (mode != wxMM_TEXT)
 506   {
 507     m_needComputeScaleX = TRUE;
 508     m_needComputeScaleY = TRUE;
 509   }
 510 }
 511 void wxDC::SetUserScale( double x, double y )
 512 {
 513   // allow negative ? -> no
 514   m_userScaleX = x;
 515   m_userScaleY = y;
 516   ComputeScaleAndOrigin();
 517 }
 518 void wxDC::SetLogicalScale( double x, double y )
 519 {
 520   // allow negative ?
 521   m_logicalScaleX = x;
 522   m_logicalScaleY = y;
 523   ComputeScaleAndOrigin();
 524 }
 525 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
 526 {
 527   m_logicalOriginX = x * m_signX;   // is this still correct ?
 528   m_logicalOriginY = y * m_signY;
 529   ComputeScaleAndOrigin();
 530 }
 531 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
 532 {
 533   m_externalDeviceOriginX = x;
 534   m_externalDeviceOriginY = y;
 535   ComputeScaleAndOrigin();
 536 }
 537
 538 #if 0
 539 void wxDC::SetInternalDeviceOrigin( long x, long y )
 540 {
 541   m_internalDeviceOriginX = x;
 542   m_internalDeviceOriginY = y;
 543   ComputeScaleAndOrigin();
 544 }
 545 void wxDC::GetInternalDeviceOrigin( long *x, long *y )
 546 {
 547   if (x) *x = m_internalDeviceOriginX;
 548   if (y) *y = m_internalDeviceOriginY;
 549 }
 550 #endif
 551 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
 552 {
 553   m_signX = (xLeftRight ?  1 : -1);
 554   m_signY = (yBottomUp  ? -1 :  1);
 555   ComputeScaleAndOrigin();
 556 }
 557
 558 wxSize wxDC::GetPPI() const
 559 {
 560     return wxSize(72, 72);
 561 }
 562
 563 int wxDC::GetDepth() const
 564 {
 565     if ( IsPortColor( (CGrafPtr) m_macPort ) )
 566     {
 567         return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
 568     }
 569     return 1 ;
 570 }
 571
 572 void wxDC::ComputeScaleAndOrigin()
 573 {
 574   // CMB: copy scale to see if it changes
 575   double origScaleX = m_scaleX;
 576   double origScaleY = m_scaleY;
 577
 578   m_scaleX = m_logicalScaleX * m_userScaleX;
 579   m_scaleY = m_logicalScaleY * m_userScaleY;
 580
 581   m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
 582   m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
 583
 584   // CMB: if scale has changed call SetPen to recalulate the line width
 585   if (m_scaleX != origScaleX || m_scaleY != origScaleY)
 586   {
 587     // this is a bit artificial, but we need to force wxDC to think
 588     // the pen has changed
 589     wxPen* pen = & GetPen();
 590     wxPen tempPen;
 591     m_pen = tempPen;
 592     SetPen(* pen);
 593   }
 594 }
 595 void  wxDC::SetPalette( const wxPalette& palette )
 596 {
 597 }
 598
 599 void  wxDC::SetBackgroundMode( int mode )
 600 {
 601         m_backgroundMode = mode ;
 602 }
 603
 604 void  wxDC::SetFont( const wxFont &font )
 605 {
 606     m_font = font;
 607     m_macFontInstalled = false ;
 608 }
 609
 610 void  wxDC::SetPen( const wxPen &pen )
 611 {
 612         if ( m_pen == pen )
 613                 return ;
 614
 615   m_pen = pen;
 616
 617   m_macPenInstalled = false ;
 618 }
 619
 620 void  wxDC::SetBrush( const wxBrush &brush )
 621 {
 622   if (m_brush == brush)
 623         return;
 624
 625   m_brush = brush;
 626   m_macBrushInstalled = false ;
 627 }
 628
 629 void  wxDC::SetBackground( const wxBrush &brush )
 630 {
 631   if (m_backgroundBrush == brush)
 632         return;
 633
 634   m_backgroundBrush = brush;
 635
 636   if (!m_backgroundBrush.Ok())
 637         return;
 638    m_macBrushInstalled = false ;
 639 }
 640
 641 void  wxDC::SetLogicalFunction( int function )
 642 {
 643         if (m_logicalFunction == function)
 644                 return;
 645
 646         m_logicalFunction = function ;
 647         m_macFontInstalled = false ;
 648         m_macBrushInstalled = false ;
 649         m_macPenInstalled = false ;
 650 }
 651
 652 void  wxDC::DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
 653                              int style )
 654 {
 655     if (GetBrush().GetStyle() == wxTRANSPARENT)
 656     {
 657         wxLogDebug(wxT("In FloodFill, Current Brush is transparent, no filling done"));
 658         return ;
 659     }
 660     int height = 0;
 661     int width  = 0;
 662     this->GetSize(&width, &height);
 663     //it would be nice to fail if we don't get a sensible size...
 664     if (width < 1 || height < 1)
 665     {
 666         wxLogError(wxT("In FloodFill, dc.GetSize routine failed, method not supported by this DC"));
 667         return ;
 668     }
 669
 670     //this is much faster than doing the individual pixels
 671     wxMemoryDC memdc;
 672     wxBitmap bitmap(width, height);
 673     memdc.SelectObject(bitmap);
 674     memdc.Blit(0, 0, width, height, (wxDC*) this, 0, 0);
 675     memdc.SelectObject(wxNullBitmap);
 676
 677     wxImage image = bitmap.ConvertToImage() ;
 678     image.DoFloodFill (x,y, GetBrush(), col, style, GetLogicalFunction());
 679     bitmap = wxBitmap(image);
 680     memdc.SelectObject(bitmap);
 681     this->Blit(0, 0, width, height, &memdc, 0, 0);
 682     memdc.SelectObject(wxNullBitmap);
 683 }
 684
 685
 686 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 687 {
 688     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 689     wxMacPortSetter helper(this) ;
 690
 691     RGBColor colour;
 692
 693     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 694
 695     // Convert from Mac colour to wx
 696     col->Set( colour.red   >> 8,
 697               colour.green >> 8,
 698               colour.blue  >> 8);
 699
 700     return true ;
 701 }
 702
 703 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 704 {
 705   wxCHECK_RET(Ok(), wxT("Invalid DC"));
 706
 707   wxMacPortSetter helper(this) ;
 708
 709   if (m_pen.GetStyle() != wxTRANSPARENT)
 710   {
 711                 MacInstallPen() ;
 712                 wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 713                             m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 714
 715         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 716         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 717         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 718         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 719
 720         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 721             (m_pen.GetWidth() <= 1))
 722         {
 723             // Implement LAST_NOT for MAC at least for
 724             // orthogonal lines. RR.
 725                 if (xx1 == xx2)
 726                 {
 727                         if (yy1 < yy2)
 728                                 yy2--;
 729                     if (yy1 > yy2)
 730                         yy2++;
 731                 }
 732                 if (yy1 == yy2)
 733                 {
 734                         if (xx1 < xx2)
 735                                 xx2--;
 736                     if (xx1 > xx2)
 737                         xx2++;
 738                 }
 739         }
 740
 741                 ::MoveTo(xx1, yy1);
 742                 ::LineTo(xx2, yy2);
 743   }
 744 }
 745
 746 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 747 {
 748     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 749
 750     if (m_pen.GetStyle() != wxTRANSPARENT)
 751     {
 752         int w = 0;
 753         int h = 0;
 754         GetSize( &w, &h );
 755         wxCoord xx = XLOG2DEVMAC(x);
 756         wxCoord yy = YLOG2DEVMAC(y);
 757
 758         MacInstallPen();
 759         ::MoveTo( XLOG2DEVMAC(0), yy );
 760         ::LineTo( XLOG2DEVMAC(w), yy );
 761         ::MoveTo( xx, YLOG2DEVMAC(0) );
 762         ::LineTo( xx, YLOG2DEVMAC(h) );
 763
 764         CalcBoundingBox(x, y);
 765         CalcBoundingBox(x+w, y+h);
 766
 767     }
 768 }
 769
 770 /*
 771  * To draw arcs properly the angles need to be converted from the WX style:
 772  * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 773  * a normal axis on paper).
 774  * TO
 775  * the Mac style:
 776  * Angles start on the +ve y axis and go clockwise.
 777  * To achive this I work out which quadrant the angle lies in then map this to
 778  * the equivalent quadrant on the Mac.  (Sin and Cos values reveal which
 779  * quadrant you are in).
 780  */
 781 static double wxConvertWXangleToMACangle(double angle)
 782 {
 783     double sin_a, cos_a;
 784
 785     sin_a = sin(angle / RAD2DEG);
 786     cos_a = cos(angle / RAD2DEG);
 787
 788     if( (sin_a >= 0.0) && (cos_a >= 0.0) ) {
 789         angle = acos(sin_a) * RAD2DEG;
 790     }
 791     else if( (sin_a >= 0.0) && (cos_a <= 0.0) ) {
 792         sin_a *= -1;
 793         angle = acos(sin_a) * RAD2DEG + 180;
 794     }
 795     else if( (sin_a <= 0.0) && (cos_a >=  0.0) ) {
 796         angle = acos(sin_a) * RAD2DEG + 180;
 797     }
 798     else if( (sin_a <  0.0) && (cos_a <  0.0) ) {
 799         sin_a *= -1;
 800         angle = acos(sin_a) * RAD2DEG + 180;
 801     }
 802     return angle;
 803 }
 804
 805 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 806                            wxCoord x2, wxCoord y2,
 807                            wxCoord xc, wxCoord yc )
 808 {
 809     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 810
 811     wxCoord xx1 = XLOG2DEVMAC(x1);
 812     wxCoord yy1 = YLOG2DEVMAC(y1);
 813     wxCoord xx2 = XLOG2DEVMAC(x2);
 814     wxCoord yy2 = YLOG2DEVMAC(y2);
 815     wxCoord xxc = XLOG2DEVMAC(xc);
 816     wxCoord yyc = YLOG2DEVMAC(yc);
 817     double dx = xx1 - xxc;
 818     double dy = yy1 - yyc;
 819     double radius = sqrt((double)(dx*dx+dy*dy));
 820     wxCoord rad   = (wxCoord)radius;
 821     double radius1, radius2;
 822
 823     if (xx1 == xx2 && yy1 == yy2)
 824     {
 825         radius1 = 0.0;
 826         radius2 = 360.0;
 827     }
 828     else if (radius == 0.0)
 829     {
 830         radius1 = radius2 = 0.0;
 831     }
 832     else
 833     {
 834         radius1 = (xx1 - xxc == 0) ?
 835             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 836             -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 837          radius2 = (xx2 - xxc == 0) ?
 838             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 839             -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 840      }
 841      wxCoord alpha2 = wxCoord(radius2 - radius1);
 842     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 843      if( (xx1 > xx2) || (yy1 > yy2) ) {
 844         alpha2 *= -1;
 845     }
 846
 847     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 848
 849     if(m_brush.GetStyle() != wxTRANSPARENT) {
 850         MacInstallBrush();
 851         PaintArc(&r, alpha1, alpha2);
 852     }
 853     if(m_pen.GetStyle() != wxTRANSPARENT) {
 854         MacInstallPen();
 855         FrameArc(&r, alpha1, alpha2);
 856     }
 857 }
 858
 859 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 860                                    double sa, double ea )
 861 {
 862     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 863
 864     Rect r;
 865     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 866
 867     wxCoord xx = XLOG2DEVMAC(x);
 868     wxCoord yy = YLOG2DEVMAC(y);
 869     wxCoord ww = m_signX * XLOG2DEVREL(w);
 870     wxCoord hh = m_signY * YLOG2DEVREL(h);
 871
 872     // handle -ve width and/or height
 873     if (ww < 0) { ww = -ww; xx = xx - ww; }
 874     if (hh < 0) { hh = -hh; yy = yy - hh; }
 875
 876     sa = wxConvertWXangleToMACangle(sa);
 877
 878     r.top    = yy;
 879     r.left   = xx;
 880     r.bottom = yy + hh;
 881     r.right  = xx + ww;
 882
 883     if(m_brush.GetStyle() != wxTRANSPARENT) {
 884         MacInstallBrush();
 885         PaintArc(&r, (short)sa, (short)angle);
 886     }
 887     if(m_pen.GetStyle() != wxTRANSPARENT) {
 888         MacInstallPen();
 889         FrameArc(&r, (short)sa, (short)angle);
 890     }
 891 }
 892
 893 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 894 {
 895   wxCHECK_RET(Ok(), wxT("Invalid DC"));
 896
 897   wxMacPortSetter helper(this) ;
 898
 899   if (m_pen.GetStyle() != wxTRANSPARENT)
 900   {
 901                 MacInstallPen() ;
 902         wxCoord xx1 = XLOG2DEVMAC(x);
 903         wxCoord yy1 = YLOG2DEVMAC(y);
 904
 905                 ::MoveTo(xx1,yy1);
 906                 ::LineTo(xx1+1, yy1+1);
 907   }
 908 }
 909
 910 void  wxDC::DoDrawLines(int n, wxPoint points[],
 911                              wxCoord xoffset, wxCoord yoffset)
 912 {
 913   wxCHECK_RET(Ok(), wxT("Invalid DC"));
 914   wxMacPortSetter helper(this) ;
 915
 916   if (m_pen.GetStyle() == wxTRANSPARENT)
 917         return;
 918
 919   MacInstallPen() ;
 920
 921   wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 922                       m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 923
 924   wxCoord x1, x2 , y1 , y2 ;
 925   x1 = XLOG2DEVMAC(points[0].x + xoffset);
 926   y1 = YLOG2DEVMAC(points[0].y + yoffset);
 927   ::MoveTo(x1 - offset, y1 - offset );
 928
 929   for (int i = 0; i < n-1; i++)
 930   {
 931     x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 932     y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 933     ::LineTo( x2 - offset, y2 - offset );
 934   }
 935 }
 936
 937 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 938                                wxCoord xoffset, wxCoord yoffset,
 939                                int fillStyle )
 940 {
 941         wxCHECK_RET(Ok(), wxT("Invalid DC"));
 942         wxMacPortSetter helper(this) ;
 943
 944         wxCoord x1, x2 , y1 , y2 ;
 945
 946     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 947         return ;
 948
 949         PolyHandle polygon = OpenPoly();
 950
 951         x1 = XLOG2DEVMAC(points[0].x + xoffset);
 952         y1 = YLOG2DEVMAC(points[0].y + yoffset);
 953         ::MoveTo(x1,y1);
 954
 955         for (int i = 1; i < n; i++)
 956         {
 957                 x2 = XLOG2DEVMAC(points[i].x + xoffset);
 958                 y2 = YLOG2DEVMAC(points[i].y + yoffset);
 959                 ::LineTo(x2, y2);
 960         }
 961
 962     // close the polyline if necessary
 963     if ( x1 != x2 || y1 != y2 )
 964     {
 965         ::LineTo(x1,y1 ) ;
 966     }
 967
 968         ClosePoly();
 969
 970         if (m_brush.GetStyle() != wxTRANSPARENT)
 971         {
 972
 973                 MacInstallBrush();
 974                 ::PaintPoly( polygon );
 975
 976         }
 977
 978         if (m_pen.GetStyle() != wxTRANSPARENT)
 979         {
 980
 981                 MacInstallPen() ;
 982                 ::FramePoly( polygon ) ;
 983
 984         }
 985         KillPoly( polygon );
 986 }
 987
 988 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 989 {
 990     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 991     wxMacPortSetter helper(this) ;
 992
 993         wxCoord xx = XLOG2DEVMAC(x);
 994         wxCoord yy = YLOG2DEVMAC(y);
 995         wxCoord ww = m_signX * XLOG2DEVREL(width);
 996         wxCoord hh = m_signY * YLOG2DEVREL(height);
 997
 998         // CMB: draw nothing if transformed w or h is 0
 999         if (ww == 0 || hh == 0)
1000                 return;
1001
1002         // CMB: handle -ve width and/or height
1003         if (ww < 0)
1004         {
1005                 ww = -ww;
1006                 xx = xx - ww;
1007         }
1008
1009         if (hh < 0)
1010         {
1011                 hh = -hh;
1012                 yy = yy - hh;
1013         }
1014
1015         Rect rect = { yy , xx , yy + hh , xx + ww } ;
1016
1017         if (m_brush.GetStyle() != wxTRANSPARENT)
1018         {
1019                 MacInstallBrush() ;
1020                 ::PaintRect( &rect ) ;
1021         }
1022
1023         if (m_pen.GetStyle() != wxTRANSPARENT)
1024         {
1025                 MacInstallPen() ;
1026                 ::FrameRect( &rect ) ;
1027         }
1028 }
1029
1030 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
1031                                         wxCoord width, wxCoord height,
1032                                         double radius)
1033 {
1034     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1035     wxMacPortSetter helper(this) ;
1036
1037     if (radius < 0.0)
1038             radius = - radius * ((width < height) ? width : height);
1039
1040         wxCoord xx = XLOG2DEVMAC(x);
1041         wxCoord yy = YLOG2DEVMAC(y);
1042         wxCoord ww = m_signX * XLOG2DEVREL(width);
1043         wxCoord hh = m_signY * YLOG2DEVREL(height);
1044
1045         // CMB: draw nothing if transformed w or h is 0
1046         if (ww == 0 || hh == 0)
1047                 return;
1048
1049         // CMB: handle -ve width and/or height
1050         if (ww < 0)
1051         {
1052                 ww = -ww;
1053                 xx = xx - ww;
1054         }
1055
1056         if (hh < 0)
1057         {
1058                 hh = -hh;
1059                 yy = yy - hh;
1060         }
1061
1062         Rect rect = { yy , xx , yy + hh , xx + ww } ;
1063
1064         if (m_brush.GetStyle() != wxTRANSPARENT)
1065         {
1066                 MacInstallBrush() ;
1067                 ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1068         }
1069
1070         if (m_pen.GetStyle() != wxTRANSPARENT)
1071         {
1072                 MacInstallPen() ;
1073                 ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1074         }
1075 }
1076
1077 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1078 {
1079     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1080     wxMacPortSetter helper(this) ;
1081
1082         wxCoord xx = XLOG2DEVMAC(x);
1083         wxCoord yy = YLOG2DEVMAC(y);
1084         wxCoord ww = m_signX * XLOG2DEVREL(width);
1085         wxCoord hh = m_signY * YLOG2DEVREL(height);
1086
1087         // CMB: draw nothing if transformed w or h is 0
1088         if (ww == 0 || hh == 0)
1089                 return;
1090
1091         // CMB: handle -ve width and/or height
1092         if (ww < 0)
1093         {
1094                 ww = -ww;
1095                 xx = xx - ww;
1096         }
1097
1098         if (hh < 0)
1099         {
1100                 hh = -hh;
1101                 yy = yy - hh;
1102         }
1103
1104         Rect rect = { yy , xx , yy + hh , xx + ww } ;
1105
1106         if (m_brush.GetStyle() != wxTRANSPARENT)
1107         {
1108                 MacInstallBrush() ;
1109                 ::PaintOval( &rect ) ;
1110         }
1111
1112         if (m_pen.GetStyle() != wxTRANSPARENT)
1113         {
1114                 MacInstallPen() ;
1115                 ::FrameOval( &rect ) ;
1116         }
1117 }
1118
1119
1120
1121 bool  wxDC::CanDrawBitmap(void) const
1122 {
1123         return true ;
1124 }
1125
1126
1127 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1128                         wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1129                         wxCoord xsrcMask,  wxCoord ysrcMask )
1130 {
1131     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1132     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1133
1134     if ( logical_func == wxNO_OP )
1135         return TRUE ;
1136
1137     if (xsrcMask == -1 && ysrcMask == -1)
1138     {
1139         xsrcMask = xsrc; ysrcMask = ysrc;
1140     }
1141
1142     // correct the parameter in case this dc does not have a mask at all
1143
1144     if ( useMask && !source->m_macMask )
1145         useMask = false ;
1146
1147         Rect srcrect , dstrect ;
1148         srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1149         srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1150         srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1151         srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1152         dstrect.top = YLOG2DEVMAC(ydest) ;
1153         dstrect.left = XLOG2DEVMAC(xdest) ;
1154         dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1155         dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1156
1157     short mode = kUnsupportedMode ;
1158     bool invertDestinationFirst = false ;
1159     switch ( logical_func )
1160     {
1161                 case wxAND:        // src AND dst
1162                     mode = srcOr ; // ok
1163                     break ;
1164                 case wxAND_INVERT: // (NOT src) AND dst
1165                     mode = notSrcOr  ; // ok
1166                     break ;
1167                 case wxAND_REVERSE:// src AND (NOT dst)
1168                     invertDestinationFirst = true ;
1169                     mode = srcOr ;
1170                     break ;
1171                 case wxCLEAR:      // 0
1172                     mode = kEmulatedMode ;
1173                     break ;
1174         case wxCOPY:       // src
1175                         mode = srcCopy ; // ok
1176                         break ;
1177                 case wxEQUIV:      // (NOT src) XOR dst
1178                     mode = srcXor ; // ok
1179                     break ;
1180                 case wxINVERT:     // NOT dst
1181                         mode = kEmulatedMode ; //or hilite ;
1182                         break ;
1183                 case wxNAND:       // (NOT src) OR (NOT dst)
1184                     invertDestinationFirst = true ;
1185                     mode = srcBic ;
1186                     break ;
1187                 case wxNOR:        // (NOT src) AND (NOT dst)
1188                     invertDestinationFirst = true ;
1189                     mode = notSrcOr ;
1190                     break ;
1191                 case wxNO_OP:      // dst
1192                     mode = kEmulatedMode ; // this has already been handled upon entry
1193                     break ;
1194                 case wxOR:         // src OR dst
1195                     mode = notSrcBic ;
1196                     break ;
1197                 case wxOR_INVERT:  // (NOT src) OR dst
1198                     mode = srcBic ;
1199                     break ;
1200                 case wxOR_REVERSE: // src OR (NOT dst)
1201                     invertDestinationFirst = true ;
1202                         mode = notSrcBic ;
1203                         break ;
1204                 case wxSET:        // 1
1205                     mode = kEmulatedMode ;
1206                     break ;
1207                 case wxSRC_INVERT: // (NOT src)
1208                         mode = notSrcCopy ; // ok
1209                         break ;
1210                 case wxXOR:        // src XOR dst
1211                         mode = notSrcXor ; // ok
1212                         break ;
1213
1214         default :
1215                         break ;
1216
1217     }
1218
1219     if ( mode == kUnsupportedMode )
1220     {
1221         wxFAIL_MSG("unsupported blitting mode" )
1222         return FALSE ;
1223     }
1224
1225         CGrafPtr                        sourcePort = (CGrafPtr) source->m_macPort ;
1226         PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1227         if ( LockPixels(bmappixels) )
1228         {
1229         wxMacPortSetter helper(this) ;
1230         RGBColor tempColor ;
1231
1232         if ( source->GetDepth() == 1 )
1233         {
1234             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1235             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1236         }
1237         else
1238         {
1239             // the modes need this, otherwise we'll end up having really nice colors...
1240             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1241             RGBColor    black = { 0,0,0} ;
1242             RGBForeColor( &black ) ;
1243             RGBBackColor( &white ) ;
1244         }
1245
1246                 if ( useMask && source->m_macMask )
1247                 {
1248                     if ( mode == srcCopy )
1249                     {
1250                         if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1251                         {
1252                                 CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1253                                             GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1254                                             GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1255                                                 &srcrect, &srcrect , &dstrect ) ;
1256                                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1257                         }
1258                     }
1259                     else
1260                     {
1261                 RgnHandle clipRgn = NewRgn() ;
1262                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1263                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1264                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1265                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1266                 if ( mode == kEmulatedMode )
1267                 {
1268                     Pattern pat ;
1269                             ::PenPat(GetQDGlobalsBlack(&pat));
1270                     if ( logical_func == wxSET )
1271                     {
1272                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1273                                 ::RGBForeColor( &col  ) ;
1274                         ::PaintRgn( clipRgn ) ;
1275                     }
1276                     else if ( logical_func == wxCLEAR )
1277                     {
1278                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1279                                 ::RGBForeColor( &col  ) ;
1280                         ::PaintRgn( clipRgn ) ;
1281                     }
1282                     else if ( logical_func == wxINVERT )
1283                     {
1284                         MacInvertRgn( clipRgn ) ;
1285                     }
1286                     else
1287                     {
1288                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1289                         {
1290                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1291                             {
1292                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1293                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1294                                 if ( PtInRgn( dstPoint , clipRgn ) )
1295                                 {
1296                                     RGBColor srcColor ;
1297                                     RGBColor dstColor ;
1298
1299                                     SetPort( (GrafPtr) sourcePort ) ;
1300                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1301                                     SetPort( (GrafPtr) m_macPort ) ;
1302                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1303
1304                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1305                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1306                                 }
1307                             }
1308                         }
1309                     }
1310                 }
1311                 else
1312                 {
1313                     if ( invertDestinationFirst )
1314                     {
1315                         MacInvertRgn( clipRgn ) ;
1316                     }
1317                                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1318                                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1319                                         &srcrect, &dstrect, mode, clipRgn ) ;
1320                     }
1321                     DisposeRgn( clipRgn ) ;
1322                 }
1323                 }
1324                 else
1325                 {
1326             RgnHandle clipRgn = NewRgn() ;
1327             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1328                     if ( mode == kEmulatedMode )
1329                     {
1330                 Pattern pat ;
1331                     ::PenPat(GetQDGlobalsBlack(&pat));
1332                 if ( logical_func == wxSET )
1333                 {
1334                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1335                         ::RGBForeColor( &col  ) ;
1336                     ::PaintRgn( clipRgn ) ;
1337                 }
1338                 else if ( logical_func == wxCLEAR )
1339                 {
1340                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1341                         ::RGBForeColor( &col  ) ;
1342                     ::PaintRgn( clipRgn ) ;
1343                 }
1344                 else if ( logical_func == wxINVERT )
1345                 {
1346                     MacInvertRgn( clipRgn ) ;
1347                 }
1348                 else
1349                 {
1350                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1351                     {
1352                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1353                         {
1354                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1355                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1356
1357                             {
1358                                 RGBColor srcColor ;
1359                                 RGBColor dstColor ;
1360
1361                                 SetPort( (GrafPtr) sourcePort ) ;
1362                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1363                                 SetPort( (GrafPtr) m_macPort ) ;
1364                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1365
1366                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1367                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1368                             }
1369                         }
1370                     }
1371                 }
1372
1373                 }
1374                 else
1375                 {
1376                 if ( invertDestinationFirst )
1377                 {
1378                     MacInvertRgn( clipRgn ) ;
1379                 }
1380                         CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1381                             GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1382                                 &srcrect, &dstrect, mode, NULL ) ;
1383                 }
1384                 DisposeRgn( clipRgn ) ;
1385                 }
1386                 UnlockPixels( bmappixels ) ;
1387         }
1388
1389         m_macPenInstalled = false ;
1390         m_macBrushInstalled = false ;
1391         m_macFontInstalled = false ;
1392
1393   return TRUE;
1394 }
1395
1396 inline Fixed    IntToFixed( int inInt )
1397         {
1398                 return (((SInt32) inInt) << 16);
1399         }
1400
1401
1402 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1403                               double angle)
1404 {
1405     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1406
1407     if (angle == 0.0)
1408     {
1409         DrawText(str, x, y);
1410         return;
1411     }
1412
1413     wxMacPortSetter helper(this) ;
1414     MacInstallFont() ;
1415
1416         wxString text ;
1417         if ( wxApp::s_macDefaultEncodingIsPC )
1418         {
1419                 text = wxMacMakeMacStringFromPC( str ) ;
1420         }
1421         else
1422         {
1423                 text = str ;
1424         }
1425
1426         wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1427     if ( 0 )
1428     {
1429         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1430         SetAntiAliasedTextEnabled(true, m_scaleY * font->m_macFontSize);
1431         m_macAliasWasEnabled = true ;
1432     }
1433
1434     OSStatus status = noErr ;
1435
1436         TECObjectRef ec;
1437         status = TECCreateConverter(&ec, kTextEncodingMacRoman, kTextEncodingUnicodeDefault);
1438         wxASSERT_MSG( status == noErr , "couldn't start converter" ) ;
1439
1440     ByteCount byteOutLen ;
1441     ByteCount byteInLen = text.Length() ;
1442     ByteCount byteBufferLen = byteInLen *2 ;
1443     char* buf = new char[byteBufferLen] ;
1444
1445         status = TECConvertText(ec, (ConstTextPtr)text.c_str() , byteInLen, &byteInLen,
1446             (TextPtr)buf, byteBufferLen, &byteOutLen);
1447
1448         wxASSERT_MSG( status == noErr , "couldn't convert text" ) ;
1449         status = TECDisposeConverter(ec);
1450         wxASSERT_MSG( status == noErr , "couldn't dispose converter" ) ;
1451
1452         ATSUTextLayout atsuLayout ;
1453         UniCharCount chars = byteOutLen / 2 ;
1454     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) buf , 0 , byteOutLen / 2 , byteOutLen / 2 , 1 ,
1455         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1456         wxASSERT_MSG( status == noErr , "couldn't create the layout of the rotated text" );
1457
1458     Fixed atsuAngle = IntToFixed( angle ) ;
1459         ByteCount angleSize = sizeof(Fixed) ;
1460         ATSUAttributeTag rotationTag = kATSULineRotationTag ;
1461         ATSUAttributeValuePtr   angleValue = &atsuAngle ;
1462         status = ::ATSUSetLayoutControls(atsuLayout , 1 , &rotationTag , &angleSize , &angleValue ) ;
1463
1464         status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1465                                         IntToFixed(XLOG2DEVMAC(x) ) , IntToFixed(YLOG2DEVMAC(y) ) );
1466         wxASSERT_MSG( status == noErr , "couldn't draw the rotated text" );
1467     Rect rect ;
1468         status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1469                                         IntToFixed(XLOG2DEVMAC(x) ) , IntToFixed(YLOG2DEVMAC(y) ) , &rect );
1470         wxASSERT_MSG( status == noErr , "couldn't measure the rotated text" );
1471
1472     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1473     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1474     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1475     ::ATSUDisposeTextLayout(atsuLayout);
1476     delete[] buf ;
1477 }
1478
1479 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1480 {
1481     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1482     wxMacPortSetter helper(this) ;
1483
1484         long xx = XLOG2DEVMAC(x);
1485         long yy = YLOG2DEVMAC(y);
1486
1487         MacInstallFont() ;
1488     if ( 0 )
1489     {
1490         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1491         SetAntiAliasedTextEnabled(true, 8);
1492         m_macAliasWasEnabled = true ;
1493     }
1494
1495         FontInfo fi ;
1496         ::GetFontInfo( &fi ) ;
1497
1498         yy += fi.ascent ;
1499         ::MoveTo( xx , yy );
1500         if (  m_backgroundMode == wxTRANSPARENT )
1501         {
1502                 ::TextMode( srcOr) ;
1503         }
1504         else
1505         {
1506                 ::TextMode( srcCopy ) ;
1507         }
1508
1509         const char *text = NULL ;
1510         int length = 0 ;
1511         wxString macText ;
1512
1513         if ( wxApp::s_macDefaultEncodingIsPC )
1514         {
1515                 macText = wxMacMakeMacStringFromPC( strtext ) ;
1516                 text = macText ;
1517                 length = macText.Length() ;
1518         }
1519         else
1520         {
1521                 text = strtext ;
1522                 length = strtext.Length() ;
1523         }
1524
1525         int laststop = 0 ;
1526         int i = 0 ;
1527         int line = 0 ;
1528
1529         while( i < length )
1530         {
1531                 if( text[i] == 13 || text[i] == 10)
1532                 {
1533                         ::DrawText( text , laststop , i - laststop ) ;
1534                         line++ ;
1535                         ::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) );
1536                         laststop = i+1 ;
1537                 }
1538                 i++ ;
1539         }
1540
1541         ::DrawText( text , laststop , i - laststop ) ;
1542         ::TextMode( srcOr ) ;
1543 }
1544
1545 bool  wxDC::CanGetTextExtent() const
1546 {
1547         wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1548
1549         return true ;
1550 }
1551
1552 void  wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
1553                      wxCoord *descent, wxCoord *externalLeading ,
1554                      wxFont *theFont ) const
1555 {
1556    wxCHECK_RET(Ok(), wxT("Invalid DC"));
1557    wxMacPortSetter helper(this) ;
1558
1559         wxFont formerFont = m_font ;
1560
1561         if ( theFont )
1562         {
1563                 wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1564
1565                 if ( font )
1566                 {
1567                         ::TextFont( font->m_macFontNum ) ;
1568                         ::TextSize( YLOG2DEVREL( font->m_macFontSize) ) ;
1569                         ::TextFace( font->m_macFontStyle ) ;
1570                 }
1571         }
1572         else
1573         {
1574                 MacInstallFont() ;
1575         }
1576
1577         FontInfo fi ;
1578         ::GetFontInfo( &fi ) ;
1579
1580         if ( height )
1581                 *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1582         if ( descent )
1583                 *descent =YDEV2LOGREL( fi.descent );
1584         if ( externalLeading )
1585                 *externalLeading = YDEV2LOGREL( fi.leading ) ;
1586
1587         const char *text = NULL ;
1588         int length = 0 ;
1589         wxString macText ;
1590         if ( wxApp::s_macDefaultEncodingIsPC )
1591         {
1592                 macText = wxMacMakeMacStringFromPC( string ) ;
1593                 text = macText ;
1594                 length = macText.Length() ;
1595         }
1596         else
1597         {
1598                 text = string ;
1599                 length = string.Length() ;
1600         }
1601
1602         int laststop = 0 ;
1603         int i = 0 ;
1604         int curwidth = 0 ;
1605         if ( width )
1606         {
1607                 *width = 0 ;
1608
1609                 while( i < length )
1610                 {
1611                         if( text[i] == 13 || text[i] == 10)
1612                         {
1613                                 if ( height )
1614                                         *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
1615                                 curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1616                                 if ( curwidth > *width )
1617                                         *width = XDEV2LOGREL( curwidth ) ;
1618                                 laststop = i+1 ;
1619                         }
1620                         i++ ;
1621                 }
1622
1623                 curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1624                 if ( curwidth > *width )
1625                         *width = XDEV2LOGREL( curwidth ) ;
1626         }
1627
1628         if ( theFont )
1629         {
1630                 m_macFontInstalled = false ;
1631         }
1632 }
1633
1634 wxCoord   wxDC::GetCharWidth(void) const
1635 {
1636     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1637
1638    wxMacPortSetter helper(this) ;
1639
1640         MacInstallFont() ;
1641
1642     int width = ::TextWidth( "n" , 0 , 1 ) ;
1643
1644         return YDEV2LOGREL(width) ;
1645 }
1646
1647 wxCoord   wxDC::GetCharHeight(void) const
1648 {
1649     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1650
1651     wxMacPortSetter helper(this) ;
1652
1653         MacInstallFont() ;
1654
1655         FontInfo fi ;
1656         ::GetFontInfo( &fi ) ;
1657
1658         return YDEV2LOGREL( fi.descent + fi.ascent );
1659 }
1660
1661 void  wxDC::Clear(void)
1662 {
1663     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1664     wxMacPortSetter helper(this) ;
1665         Rect rect = { -32000 , -32000 , 32000 , 32000 } ;
1666
1667         if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1668         {
1669             ::PenNormal() ;
1670             //MacInstallBrush() ;
1671         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1672                 ::EraseRect( &rect ) ;
1673         }
1674 }
1675
1676 void wxDC::MacInstallFont() const
1677 {
1678     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1679 //      if ( m_macFontInstalled )
1680 //              return ;
1681         Pattern blackColor ;
1682
1683         wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1684
1685         if ( font )
1686         {
1687                 ::TextFont( font->m_macFontNum ) ;
1688                 ::TextSize( short(m_scaleY * font->m_macFontSize) ) ;
1689                 ::TextFace( font->m_macFontStyle ) ;
1690
1691                 m_macFontInstalled = true ;
1692                 m_macBrushInstalled = false ;
1693                 m_macPenInstalled = false ;
1694
1695                 RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1696                 RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1697                 ::RGBForeColor( &forecolor );
1698                 ::RGBBackColor( &backcolor );
1699         }
1700         else
1701         {
1702                 short fontnum ;
1703
1704                 GetFNum( "\pGeneva" , &fontnum ) ;
1705                 ::TextFont( fontnum ) ;
1706                 ::TextSize( short(m_scaleY * 10) ) ;
1707                 ::TextFace( 0 ) ;
1708
1709                 // todo reset after spacing changes - or store the current spacing somewhere
1710
1711                 m_macFontInstalled = true ;
1712                 m_macBrushInstalled = false ;
1713                 m_macPenInstalled = false ;
1714
1715                 RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1716                 RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1717                 ::RGBForeColor( &forecolor );
1718                 ::RGBBackColor( &backcolor );
1719         }
1720
1721         short mode = patCopy ;
1722
1723         // todo :
1724
1725         switch( m_logicalFunction )
1726         {
1727                 case wxCOPY:       // src
1728                         mode = patCopy ;
1729                         break ;
1730                 case wxINVERT:     // NOT dst
1731                         ::PenPat(GetQDGlobalsBlack(&blackColor));
1732                         mode = patXor ;
1733                         break ;
1734                 case wxXOR:        // src XOR dst
1735                         mode = patXor ;
1736                         break ;
1737                 case wxOR_REVERSE: // src OR (NOT dst)
1738                         mode = notPatOr ;
1739                         break ;
1740                 case wxSRC_INVERT: // (NOT src)
1741                         mode = notPatCopy ;
1742                         break ;
1743
1744                 // unsupported TODO
1745
1746                 case wxCLEAR:      // 0
1747                 case wxAND_REVERSE:// src AND (NOT dst)
1748                 case wxAND:        // src AND dst
1749                 case wxAND_INVERT: // (NOT src) AND dst
1750                 case wxNO_OP:      // dst
1751                 case wxNOR:        // (NOT src) AND (NOT dst)
1752                 case wxEQUIV:      // (NOT src) XOR dst
1753                 case wxOR_INVERT:  // (NOT src) OR dst
1754                 case wxNAND:       // (NOT src) OR (NOT dst)
1755                 case wxOR:         // src OR dst
1756                 case wxSET:        // 1
1757 //              case wxSRC_OR:     // source _bitmap_ OR destination
1758 //              case wxSRC_AND:     // source _bitmap_ AND destination
1759                         break ;
1760         }
1761         ::PenMode( mode ) ;
1762
1763     OSStatus status = noErr ;
1764
1765     Fixed atsuSize = IntToFixed(m_scaleY * font->m_macFontSize) ;
1766
1767     Style qdStyle = font->m_macFontStyle ;
1768         ATSUFontID      atsuFont = font->m_macATSUFontID ;
1769
1770     status = ::ATSUCreateStyle(&(ATSUStyle)m_macATSUIStyle) ;
1771         wxASSERT_MSG( status == noErr , "couldn't create ATSU style" ) ;
1772
1773         ATSUAttributeTag atsuTags[] =
1774         {
1775             kATSUFontTag ,
1776             kATSUSizeTag ,
1777             kATSUColorTag ,
1778
1779             kATSUQDBoldfaceTag ,
1780             kATSUQDItalicTag ,
1781             kATSUQDUnderlineTag ,
1782             kATSUQDCondensedTag ,
1783             kATSUQDExtendedTag ,
1784
1785         } ;
1786
1787     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1788     {
1789         sizeof( ATSUFontID ) ,
1790         sizeof( Fixed ) ,
1791         sizeof( RGBColor ) ,
1792         sizeof( Boolean ) ,
1793         sizeof( Boolean ) ,
1794         sizeof( Boolean ) ,
1795         sizeof( Boolean ) ,
1796         sizeof( Boolean ) ,
1797     } ;
1798
1799     Boolean kTrue = true ;
1800     Boolean kFalse = false ;
1801
1802         ATSUAttributeValuePtr   atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1803         {
1804             &atsuFont ,
1805             &atsuSize ,
1806             &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
1807
1808             (qdStyle & bold) ? &kTrue : &kFalse ,
1809             (qdStyle & italic) ? &kTrue : &kFalse ,
1810             (qdStyle & underline) ? &kTrue : &kFalse ,
1811             (qdStyle & condense) ? &kTrue : &kFalse ,
1812             (qdStyle & extend) ? &kTrue : &kFalse ,
1813         } ;
1814
1815         status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1816             atsuTags, atsuSizes, atsuValues);
1817         wxASSERT_MSG( status == noErr , "couldn't set create ATSU style" ) ;
1818
1819 }
1820
1821 Pattern gHatchPatterns[] =
1822 {
1823     { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } ,
1824     { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } ,
1825     { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } ,
1826     { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } ,
1827     { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } ,
1828     { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } ,
1829     { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } ,
1830 } ;
1831
1832 static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern)
1833 {
1834         int theIndex = 1 ;
1835
1836         switch(hatchStyle)
1837         {
1838                 case wxBDIAGONAL_HATCH:
1839                         theIndex = 2;
1840                         break;
1841                 case wxFDIAGONAL_HATCH:
1842                         theIndex = 3;
1843                         break;
1844                 case wxCROSS_HATCH:
1845                         theIndex = 4;
1846                         break;
1847                 case wxHORIZONTAL_HATCH:
1848                         theIndex = 5;
1849                         break;
1850                 case wxVERTICAL_HATCH:
1851                         theIndex = 6;
1852                         break;
1853                 case wxCROSSDIAG_HATCH:
1854                         theIndex = 7;
1855                         break;
1856                 default:
1857                         theIndex = 1; // solid pattern
1858                         break;
1859         }
1860         *pattern = gHatchPatterns[theIndex-1] ;
1861 }
1862
1863 void wxDC::MacInstallPen() const
1864 {
1865     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1866
1867         Pattern  blackColor;
1868
1869 //      if ( m_macPenInstalled )
1870 //              return ;
1871
1872         RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1873         RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1874         ::RGBForeColor( &forecolor );
1875         ::RGBBackColor( &backcolor );
1876
1877         ::PenNormal() ;
1878         int penWidth = m_pen.GetWidth() * (int) m_scaleX ;
1879
1880         // null means only one pixel, at whatever resolution
1881         if ( penWidth == 0 )
1882                 penWidth = 1 ;
1883         ::PenSize(penWidth, penWidth);
1884
1885         int penStyle = m_pen.GetStyle();
1886
1887         if (penStyle == wxSOLID)
1888         {
1889                 ::PenPat(GetQDGlobalsBlack(&blackColor));
1890         }
1891         else if (IS_HATCH(penStyle))
1892         {
1893                 Pattern pat ;
1894                 wxMacGetHatchPattern(penStyle, &pat);
1895                 ::PenPat(&pat);
1896         }
1897         else
1898         {
1899             Pattern pat = *GetQDGlobalsBlack(&blackColor) ;
1900             switch( penStyle )
1901             {
1902                 case wxDOT :
1903                 for ( int i = 0 ; i < 8 ; ++i )
1904                 {
1905                     pat.pat[i] = 0xCC ;
1906                 }
1907                     break ;
1908                 case wxLONG_DASH :
1909                 for ( int i = 0 ; i < 8 ; ++i )
1910                 {
1911                     pat.pat[i] = 0xFE ;
1912                 }
1913                     break ;
1914                 case wxSHORT_DASH :
1915                 for ( int i = 0 ; i < 8 ; ++i )
1916                 {
1917                     pat.pat[i] = 0xEE ;
1918                 }
1919                     break ;
1920                 case wxDOT_DASH :
1921                 for ( int i = 0 ; i < 8 ; ++i )
1922                 {
1923                     pat.pat[i] = 0x6F ;
1924                 }
1925                     break ;
1926                 case wxUSER_DASH :
1927                     {
1928                         wxDash* dash ;
1929                         int number = m_pen.GetDashes(&dash) ;
1930                         // right now we don't allocate larger pixmaps
1931                         for ( int i = 0 ; i < 8 ; ++i )
1932                         {
1933                             pat.pat[i] = dash[0] ;
1934                         }
1935                     }
1936                     break ;
1937             }
1938                 ::PenPat(&pat);
1939         }
1940
1941         short mode = patCopy ;
1942
1943         // todo :
1944
1945         switch( m_logicalFunction )
1946         {
1947                 case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1948                         mode = patOr ;
1949                         break ;
1950                 case wxINVERT:     // NOT dst
1951 //                      ::PenPat(GetQDGlobalsBlack(&blackColor));
1952                         mode = patXor ;
1953                         break ;
1954                 case wxXOR:        // src XOR dst
1955                         mode = patXor ;
1956                         break ;
1957                 case wxOR_REVERSE: // src OR (NOT dst)
1958                         mode = notPatOr ;
1959                         break ;
1960                 case wxSRC_INVERT: // (NOT src)
1961                         mode = notPatCopy ;
1962                         break ;
1963
1964                 // unsupported TODO
1965
1966                 case wxCLEAR:      // 0
1967                 case wxAND_REVERSE:// src AND (NOT dst)
1968                 case wxAND:        // src AND dst
1969                 case wxAND_INVERT: // (NOT src) AND dst
1970                 case wxNO_OP:      // dst
1971                 case wxNOR:        // (NOT src) AND (NOT dst)
1972                 case wxEQUIV:      // (NOT src) XOR dst
1973                 case wxOR_INVERT:  // (NOT src) OR dst
1974                 case wxNAND:       // (NOT src) OR (NOT dst)
1975                 case wxOR:         // src OR dst
1976                 case wxSET:        // 1
1977 //              case wxSRC_OR:     // source _bitmap_ OR destination
1978 //              case wxSRC_AND:     // source _bitmap_ AND destination
1979                         break ;
1980         }
1981         ::PenMode( mode ) ;
1982         m_macPenInstalled = true ;
1983         m_macBrushInstalled = false ;
1984         m_macFontInstalled = false ;
1985 }
1986
1987 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1988 {
1989     Pattern whiteColor ;
1990     switch( background.MacGetBrushKind() )
1991     {
1992       case kwxMacBrushTheme :
1993         {
1994                 ::SetThemeBackground( background.GetMacTheme() , wxDisplayDepth() , true ) ;
1995           break ;
1996         }
1997       case kwxMacBrushThemeBackground :
1998         {
1999                 Rect extent ;
2000                 ThemeBackgroundKind bg = background.GetMacThemeBackground( &extent ) ;
2001                 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
2002           break ;
2003         }
2004       case kwxMacBrushColour :
2005         {
2006             ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
2007                 int brushStyle = background.GetStyle();
2008                 if (brushStyle == wxSOLID)
2009                         ::BackPat(GetQDGlobalsWhite(&whiteColor));
2010                 else if (IS_HATCH(brushStyle))
2011                 {
2012                         Pattern pat ;
2013                         wxMacGetHatchPattern(brushStyle, &pat);
2014                         ::BackPat(&pat);
2015                 }
2016                 else
2017                 {
2018                         ::BackPat(GetQDGlobalsWhite(&whiteColor));
2019                 }
2020           break ;
2021         }
2022     }
2023 }
2024
2025 void wxDC::MacInstallBrush() const
2026 {
2027     wxCHECK_RET(Ok(), wxT("Invalid DC"));
2028
2029         Pattern  blackColor ;
2030 //      if ( m_macBrushInstalled )
2031 //              return ;
2032
2033         // foreground
2034
2035         bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
2036
2037         ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
2038         ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
2039
2040         int brushStyle = m_brush.GetStyle();
2041         if (brushStyle == wxSOLID)
2042         {
2043                 ::PenPat(GetQDGlobalsBlack(&blackColor));
2044     }
2045         else if (IS_HATCH(brushStyle))
2046         {
2047                 Pattern pat ;
2048                 wxMacGetHatchPattern(brushStyle, &pat);
2049                 ::PenPat(&pat);
2050         }
2051         else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
2052         {
2053             // we force this in order to be compliant with wxMSW
2054             backgroundTransparent = false ;
2055             // for these the text fore (and back for MASK_OPAQUE) colors are used
2056             wxBitmap* bitmap = m_brush.GetStipple() ;
2057             int width = bitmap->GetWidth() ;
2058             int height = bitmap->GetHeight() ;
2059         GWorldPtr gw = NULL ;
2060
2061             if ( m_brush.GetStyle() == wxSTIPPLE )
2062                 gw = MAC_WXHBITMAP(bitmap->GetHBITMAP())  ;
2063             else
2064                 gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
2065
2066         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2067         LockPixels( gwpixmaphandle ) ;
2068
2069             bool isMonochrome = !IsPortColor( gw ) ;
2070
2071         if ( !isMonochrome )
2072         {
2073             if ( (**gwpixmaphandle).pixelSize == 1 )
2074                 isMonochrome = true ;
2075         }
2076
2077         if ( isMonochrome && width == 8 && height == 8 )
2078             {
2079                 ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2080                 ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2081             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2082             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2083             int alignment = gwbitmap->rowBytes & 0x7FFF ;
2084             Pattern pat ;
2085             for ( int i = 0 ; i < 8 ; ++i )
2086             {
2087                 pat.pat[i] = gwbits[i*alignment+0] ;
2088             }
2089             UnlockPixels( GetGWorldPixMap( gw ) ) ;
2090             ::PenPat( &pat ) ;
2091             }
2092             else
2093             {
2094  // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2095  // caching scheme before putting this into production
2096                 Handle      image;
2097                 long            imageSize;
2098                 PixPatHandle pixpat = NewPixPat() ;
2099
2100                 CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2101             imageSize = GetPixRowBytes((**pixpat).patMap) *
2102                             ((**(**pixpat).patMap).bounds.bottom -
2103                             (**(**pixpat).patMap).bounds.top);
2104
2105             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2106             (**pixpat).patData = image;
2107             if ( isMonochrome )
2108             {
2109                     CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2110                     ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2111                     if ( ctspec[0].rgb.red == 0x0000 )
2112                     {
2113                         ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2114                         ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2115                     }
2116                     else
2117                     {
2118                         ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2119                         ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2120                     }
2121                     ::CTabChanged( ctable ) ;
2122             }
2123             ::PenPixPat(pixpat);
2124             m_macForegroundPixMap = pixpat ;
2125             }
2126             UnlockPixels( gwpixmaphandle ) ;
2127         }
2128     else
2129     {
2130             ::PenPat(GetQDGlobalsBlack(&blackColor));
2131         }
2132
2133         short mode = patCopy ;
2134         switch( m_logicalFunction )
2135         {
2136                 case wxCOPY:       // src
2137                     if ( backgroundTransparent )
2138                         mode = patOr ;
2139                     else
2140                             mode = patCopy ;
2141                         break ;
2142                 case wxINVERT:     // NOT dst
2143                     if ( !backgroundTransparent )
2144                     {
2145                             ::PenPat(GetQDGlobalsBlack(&blackColor));
2146                         }
2147                         mode = patXor ;
2148                         break ;
2149                 case wxXOR:        // src XOR dst
2150                         mode = patXor ;
2151                         break ;
2152                 case wxOR_REVERSE: // src OR (NOT dst)
2153                         mode = notPatOr ;
2154                         break ;
2155                 case wxSRC_INVERT: // (NOT src)
2156                         mode = notPatCopy ;
2157                         break ;
2158
2159                 // unsupported TODO
2160
2161                 case wxCLEAR:      // 0
2162                 case wxAND_REVERSE:// src AND (NOT dst)
2163                 case wxAND:        // src AND dst
2164                 case wxAND_INVERT: // (NOT src) AND dst
2165                 case wxNO_OP:      // dst
2166                 case wxNOR:        // (NOT src) AND (NOT dst)
2167                 case wxEQUIV:      // (NOT src) XOR dst
2168                 case wxOR_INVERT:  // (NOT src) OR dst
2169                 case wxNAND:       // (NOT src) OR (NOT dst)
2170                 case wxOR:         // src OR dst
2171                 case wxSET:        // 1
2172 //              case wxSRC_OR:     // source _bitmap_ OR destination
2173 //              case wxSRC_AND:     // source _bitmap_ AND destination
2174                         break ;
2175         }
2176         ::PenMode( mode ) ;
2177         m_macBrushInstalled = true ;
2178         m_macPenInstalled = false ;
2179         m_macFontInstalled = false ;
2180 }
2181
2182 // ---------------------------------------------------------------------------
2183 // coordinates transformations
2184 // ---------------------------------------------------------------------------
2185
2186
2187 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2188 {
2189     return ((wxDC *)this)->XDEV2LOG(x);
2190 }
2191
2192 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2193 {
2194     return ((wxDC *)this)->YDEV2LOG(y);
2195 }
2196
2197 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2198 {
2199     return ((wxDC *)this)->XDEV2LOGREL(x);
2200 }
2201
2202 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2203 {
2204     return ((wxDC *)this)->YDEV2LOGREL(y);
2205 }
2206
2207 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2208 {
2209     return ((wxDC *)this)->XLOG2DEV(x);
2210 }
2211
2212 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2213 {
2214     return ((wxDC *)this)->YLOG2DEV(y);
2215 }
2216
2217 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2218 {
2219     return ((wxDC *)this)->XLOG2DEVREL(x);
2220 }
2221
2222 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2223 {
2224     return ((wxDC *)this)->YLOG2DEVREL(y);
2225 }