src/mac/carbon/dc.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dc.cpp
   3 // Purpose:     wxDC class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dc.h"
  14 #endif
  15
  16 #include "wx/dc.h"
  17 #include "wx/app.h"
  18 #include "wx/mac/uma.h"
  19 #include "wx/dcmemory.h"
  20 #include "wx/dcprint.h"
  21 #include "wx/region.h"
  22 #include "wx/image.h"
  23 #include "wx/log.h"
  24
  25 #if __MSL__ >= 0x6000
  26 #include "math.h"
  27 using namespace std ;
  28 #endif
  29
  30 #include "wx/mac/private.h"
  31 #include "ATSUnicode.h"
  32 #include "TextCommon.h"
  33 #include "TextEncodingConverter.h"
  34 #if !USE_SHARED_LIBRARY
  35 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
  36 #endif
  37
  38 //-----------------------------------------------------------------------------
  39 // constants
  40 //-----------------------------------------------------------------------------
  41
  42 #define mm2inches        0.0393700787402
  43 #define inches2mm        25.4
  44 #define mm2twips        56.6929133859
  45 #define twips2mm        0.0176388888889
  46 #define mm2pt            2.83464566929
  47 #define pt2mm            0.352777777778
  48 #ifndef __DARWIN__
  49 const double M_PI = 3.14159265358979 ;
  50 #endif
  51 const double RAD2DEG  = 180.0 / M_PI;
  52 const short kEmulatedMode = -1 ;
  53 const short kUnsupportedMode = -2 ;
  54
  55 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
  56     m_ph( (GrafPtr) dc->m_macPort )
  57 {
  58     wxASSERT( dc->Ok() ) ;
  59     m_dc = dc ;
  60     dc->MacSetupPort(&m_ph) ;
  61 }
  62
  63 wxMacPortSetter::~wxMacPortSetter()
  64 {
  65     m_dc->MacCleanupPort(&m_ph) ;
  66 }
  67
  68 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win )
  69 {
  70     m_formerClip = NewRgn() ;
  71     m_newClip = NewRgn() ;
  72     GetClip( m_formerClip ) ;
  73
  74     if ( win )
  75     {
  76 #if 0
  77         // this clipping area was set to the parent window's drawing area, lead to problems
  78         // with MacOSX controls drawing outside their wx' rectangle
  79         RgnHandle insidergn = NewRgn() ;
  80         int x = 0 , y = 0;
  81         wxWindow *parent = win->GetParent() ;
  82         parent->MacWindowToRootWindow( &x,&y ) ;
  83         wxSize size = parent->GetSize() ;
  84         SetRectRgn( insidergn , parent->MacGetLeftBorderSize() , parent->MacGetTopBorderSize() ,
  85             size.x - parent->MacGetRightBorderSize(),
  86             size.y - parent->MacGetBottomBorderSize()) ;
  87         CopyRgn( (RgnHandle) parent->MacGetVisibleRegion(false).GetWXHRGN() , m_newClip ) ;
  88         SectRgn( m_newClip , insidergn , m_newClip ) ;
  89         OffsetRgn( m_newClip , x , y ) ;
  90         SetClip( m_newClip ) ;
  91         DisposeRgn( insidergn ) ;
  92 #endif
  93         int x = 0 , y = 0;
  94         win->MacWindowToRootWindow( &x,&y ) ;
  95         CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion().GetWXHRGN() , m_newClip ) ;
  96         OffsetRgn( m_newClip , x , y ) ;
  97         SetClip( m_newClip ) ;
  98     }
  99 }
 100
 101 wxMacWindowClipper::~wxMacWindowClipper()
 102 {
 103     SetClip( m_formerClip ) ;
 104     DisposeRgn( m_newClip ) ;
 105     DisposeRgn( m_formerClip ) ;
 106 }
 107
 108 //-----------------------------------------------------------------------------
 109 // Local functions
 110 //-----------------------------------------------------------------------------
 111 static inline double dmin(double a, double b) { return a < b ? a : b; }
 112 static inline double dmax(double a, double b) { return a > b ? a : b; }
 113 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
 114
 115 //-----------------------------------------------------------------------------
 116 // wxDC
 117 //-----------------------------------------------------------------------------
 118 // this function emulates all wx colour manipulations, used to verify the implementation
 119 // by setting the mode in the blitting functions to kEmulatedMode
 120 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
 121
 122 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
 123 {
 124     switch ( logical_func )
 125     {
 126         case wxAND:        // src AND dst
 127             dstColor.red = dstColor.red & srcColor.red ;
 128             dstColor.green = dstColor.green & srcColor.green ;
 129             dstColor.blue = dstColor.blue & srcColor.blue ;
 130             break ;
 131         case wxAND_INVERT: // (NOT src) AND dst
 132             dstColor.red = dstColor.red & ~srcColor.red ;
 133             dstColor.green = dstColor.green & ~srcColor.green ;
 134             dstColor.blue = dstColor.blue & ~srcColor.blue ;
 135             break ;
 136         case wxAND_REVERSE:// src AND (NOT 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 wxCLEAR:      // 0
 142             dstColor.red = 0 ;
 143             dstColor.green = 0 ;
 144             dstColor.blue = 0 ;
 145             break ;
 146         case wxCOPY:       // src
 147             dstColor.red = srcColor.red ;
 148             dstColor.green = srcColor.green ;
 149             dstColor.blue = srcColor.blue ;
 150             break ;
 151         case wxEQUIV:      // (NOT src) XOR dst
 152             dstColor.red = dstColor.red ^ ~srcColor.red ;
 153             dstColor.green = dstColor.green ^ ~srcColor.green ;
 154             dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
 155             break ;
 156         case wxINVERT:     // NOT dst
 157             dstColor.red = ~dstColor.red ;
 158             dstColor.green = ~dstColor.green ;
 159             dstColor.blue = ~dstColor.blue ;
 160             break ;
 161         case wxNAND:       // (NOT src) OR (NOT 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         case wxNOR:        // (NOT src) AND (NOT dst)
 167             dstColor.red = ~dstColor.red & ~srcColor.red ;
 168             dstColor.green = ~dstColor.green & ~srcColor.green ;
 169             dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
 170             break ;
 171         case wxNO_OP:      // dst
 172             break ;
 173         case wxOR:         // src OR dst
 174             dstColor.red = dstColor.red | srcColor.red ;
 175             dstColor.green = dstColor.green | srcColor.green ;
 176             dstColor.blue = dstColor.blue | srcColor.blue ;
 177             break ;
 178         case wxOR_INVERT:  // (NOT src) OR dst
 179             dstColor.red = dstColor.red | ~srcColor.red ;
 180             dstColor.green = dstColor.green | ~srcColor.green ;
 181             dstColor.blue = dstColor.blue | ~srcColor.blue ;
 182             break ;
 183         case wxOR_REVERSE: // src OR (NOT dst)
 184             dstColor.red = ~dstColor.red | srcColor.red ;
 185             dstColor.green = ~dstColor.green | srcColor.green ;
 186             dstColor.blue = ~dstColor.blue | srcColor.blue ;
 187             break ;
 188         case wxSET:        // 1
 189             dstColor.red = 0xFFFF ;
 190             dstColor.green = 0xFFFF ;
 191             dstColor.blue = 0xFFFF ;
 192             break ;
 193         case wxSRC_INVERT: // (NOT src)
 194             dstColor.red = ~srcColor.red ;
 195             dstColor.green = ~srcColor.green ;
 196             dstColor.blue = ~srcColor.blue ;
 197             break ;
 198         case wxXOR:        // src XOR dst
 199             dstColor.red = dstColor.red ^ srcColor.red ;
 200             dstColor.green = dstColor.green ^ srcColor.green ;
 201             dstColor.blue = dstColor.blue ^ srcColor.blue ;
 202             break ;
 203     }
 204 }
 205
 206 wxDC::wxDC()
 207 {
 208     m_ok = FALSE;
 209     m_colour = TRUE;
 210     m_mm_to_pix_x = mm2pt;
 211     m_mm_to_pix_y = mm2pt;
 212     m_internalDeviceOriginX = 0;
 213     m_internalDeviceOriginY = 0;
 214     m_externalDeviceOriginX = 0;
 215     m_externalDeviceOriginY = 0;
 216     m_logicalScaleX = 1.0;
 217     m_logicalScaleY = 1.0;
 218     m_userScaleX = 1.0;
 219     m_userScaleY = 1.0;
 220     m_scaleX = 1.0;
 221     m_scaleY = 1.0;
 222     m_needComputeScaleX = FALSE;
 223     m_needComputeScaleY = FALSE;
 224     m_macPort = NULL ;
 225     m_macMask = NULL ;
 226     m_ok = FALSE ;
 227     m_macFontInstalled = false ;
 228     m_macBrushInstalled = false ;
 229     m_macPenInstalled = false ;
 230     m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
 231     m_macBoundaryClipRgn = NewRgn() ;
 232     m_macCurrentClipRgn = NewRgn() ;
 233     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 234     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
 235     m_pen = *wxBLACK_PEN;
 236     m_font = *wxNORMAL_FONT;
 237     m_brush = *wxWHITE_BRUSH;
 238     m_macCurrentPortStateHelper = NULL ;
 239     m_macATSUIStyle = NULL ;
 240     m_macAliasWasEnabled = false;
 241     m_macForegroundPixMap = NULL ;
 242     m_macBackgroundPixMap = NULL ;
 243 }
 244
 245 wxDC::~wxDC(void)
 246 {
 247     DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
 248     DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
 249 }
 250
 251 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
 252 {
 253     wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
 254     m_macCurrentPortStateHelper = help ;
 255     SetClip( (RgnHandle) m_macCurrentClipRgn);
 256     m_macFontInstalled = false ;
 257     m_macBrushInstalled = false ;
 258     m_macPenInstalled = false ;
 259 }
 260
 261 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
 262 {
 263     wxASSERT( m_macCurrentPortStateHelper == help ) ;
 264     m_macCurrentPortStateHelper = NULL ;
 265     if( m_macATSUIStyle )
 266     {
 267         ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
 268         m_macATSUIStyle = NULL ;
 269     }
 270     if ( m_macAliasWasEnabled )
 271     {
 272         SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
 273         m_macAliasWasEnabled = false ;
 274     }
 275     if ( m_macForegroundPixMap )
 276     {
 277         Pattern blackColor ;
 278         ::PenPat(GetQDGlobalsBlack(&blackColor));
 279         DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
 280         m_macForegroundPixMap = NULL ;
 281     }
 282     if ( m_macBackgroundPixMap )
 283     {
 284         Pattern whiteColor ;
 285         ::BackPat(GetQDGlobalsWhite(&whiteColor));
 286         DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
 287         m_macBackgroundPixMap = NULL ;
 288     }
 289 }
 290
 291 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 292 {
 293      wxCHECK_RET( Ok(), wxT("invalid window dc") );
 294      wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
 295      wxMacPortSetter helper(this) ;
 296      wxCoord xx = XLOG2DEVMAC(x);
 297      wxCoord yy = YLOG2DEVMAC(y);
 298      wxCoord w = bmp.GetWidth();
 299      wxCoord h = bmp.GetHeight();
 300      wxCoord ww = XLOG2DEVREL(w);
 301      wxCoord hh = YLOG2DEVREL(h);
 302      // Set up drawing mode
 303      short  mode = (m_logicalFunction == wxCOPY ? srcCopy :
 304                     //m_logicalFunction == wxCLEAR ? WHITENESS :
 305                     //m_logicalFunction == wxSET ? BLACKNESS :
 306                     m_logicalFunction == wxINVERT ? hilite :
 307                    //m_logicalFunction == wxAND ? MERGECOPY :
 308                     m_logicalFunction == wxOR ? srcOr :
 309                     m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
 310                     m_logicalFunction == wxXOR ? srcXor :
 311                     m_logicalFunction == wxOR_REVERSE ? notSrcOr :
 312                     //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
 313                     //m_logicalFunction == wxSRC_OR ? srcOr :
 314                     //m_logicalFunction == wxSRC_AND ? SRCAND :
 315                     srcCopy );
 316      if ( bmp.GetBitmapType() == kMacBitmapTypePict ) {
 317          Rect bitmaprect = { 0 , 0 , hh, ww };
 318          ::OffsetRect( &bitmaprect, xx, yy ) ;
 319          ::DrawPicture( (PicHandle) bmp.GetPict(), &bitmaprect ) ;
 320     }
 321      else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
 322      {
 323          GWorldPtr    bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP() );
 324          PixMapHandle bmappixels ;
 325          // Set foreground and background colours (for bitmaps depth = 1)
 326          if(bmp.GetDepth() == 1)
 327         {
 328              RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
 329              RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
 330              RGBForeColor(&fore);
 331              RGBBackColor(&back);
 332          }
 333          else
 334          {
 335              RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
 336              RGBColor black = { 0,0,0} ;
 337              RGBForeColor( &black ) ;
 338              RGBBackColor( &white ) ;
 339          }
 340          bmappixels = GetGWorldPixMap( bmapworld ) ;
 341          wxCHECK_RET(LockPixels(bmappixels),
 342                      wxT("DoDrawBitmap:  Unable to lock pixels"));
 343          Rect source = { 0, 0, h, w };
 344          Rect dest   = { yy, xx, yy + hh, xx + ww };
 345          if ( useMask && bmp.GetMask() )
 346          {
 347              if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap()))))
 348              {
 349                  CopyDeepMask
 350                      (
 351                       GetPortBitMapForCopyBits(bmapworld),
 352                       GetPortBitMapForCopyBits(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())),
 353                       GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 354                       &source, &source, &dest, mode, NULL
 355                       );
 356                  UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())));
 357              }
 358          }
 359          else {
 360              CopyBits( GetPortBitMapForCopyBits( bmapworld ),
 361                        GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
 362                        &source, &dest, mode, NULL ) ;
 363          }
 364          UnlockPixels( bmappixels ) ;
 365      }
 366      else if ( bmp.GetBitmapType() == kMacBitmapTypeIcon )
 367      {
 368         Rect bitmaprect = { 0 , 0 , bmp.GetHeight(), bmp.GetWidth() } ;
 369         OffsetRect( &bitmaprect, xx, yy ) ;
 370         PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(bmp.GetHICON()) ) ;
 371      }
 372      m_macPenInstalled = false ;
 373      m_macBrushInstalled = false ;
 374      m_macFontInstalled = false ;
 375 }
 376
 377 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
 378 {
 379     wxCHECK_RET(Ok(), wxT("Invalid dc  wxDC::DoDrawIcon"));
 380     wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
 381     DoDrawBitmap( icon , x , y , icon.GetMask() != NULL ) ;
 382 }
 383
 384 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 385 {
 386     wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion  Invalid DC"));
 387     wxCoord xx, yy, ww, hh;
 388     xx = XLOG2DEVMAC(x);
 389     yy = YLOG2DEVMAC(y);
 390     ww = XLOG2DEVREL(width);
 391     hh = YLOG2DEVREL(height);
 392     SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
 393     SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 394     if( m_clipping )
 395     {
 396         m_clipX1 = wxMax( m_clipX1 , xx );
 397         m_clipY1 = wxMax( m_clipY1 , yy );
 398         m_clipX2 = wxMin( m_clipX2, (xx + ww));
 399         m_clipY2 = wxMin( m_clipY2, (yy + hh));
 400     }
 401     else
 402     {
 403         m_clipping = TRUE;
 404         m_clipX1 = xx;
 405         m_clipY1 = yy;
 406         m_clipX2 = xx + ww;
 407         m_clipY2 = yy + hh;
 408     }
 409 }
 410
 411 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
 412 {
 413     wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
 414       wxMacPortSetter helper(this) ;
 415     if (region.Empty())
 416     {
 417         DestroyClippingRegion();
 418         return;
 419     }
 420     wxCoord x, y, w, h;
 421     region.GetBox( x, y, w, h );
 422     wxCoord xx, yy, ww, hh;
 423     xx = XLOG2DEVMAC(x);
 424     yy = YLOG2DEVMAC(y);
 425     ww = XLOG2DEVREL(w);
 426     hh = YLOG2DEVREL(h);
 427     // if we have a scaling that we cannot map onto native regions
 428     // we must use the box
 429     if ( ww != w || hh != h )
 430     {
 431         wxDC::DoSetClippingRegion( x, y, w, h );
 432     }
 433     else
 434     {
 435         CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
 436         if ( xx != x || yy != y )
 437         {
 438             OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
 439         }
 440         SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 441         if( m_clipping )
 442         {
 443             m_clipX1 = wxMax( m_clipX1 , xx );
 444             m_clipY1 = wxMax( m_clipY1 , yy );
 445             m_clipX2 = wxMin( m_clipX2, (xx + ww));
 446             m_clipY2 = wxMin( m_clipY2, (yy + hh));
 447         }
 448         else
 449         {
 450             m_clipping = TRUE;
 451             m_clipX1 = xx;
 452             m_clipY1 = yy;
 453             m_clipX2 = xx + ww;
 454             m_clipY2 = yy + hh;
 455         }
 456     }
 457 }
 458
 459 void wxDC::DestroyClippingRegion()
 460 {
 461     wxMacPortSetter helper(this) ;
 462     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 463     m_clipping = FALSE;
 464 }
 465
 466 void wxDC::DoGetSize( int* width, int* height ) const
 467 {
 468     *width = m_maxX-m_minX;
 469     *height = m_maxY-m_minY;
 470 }
 471
 472 void wxDC::DoGetSizeMM( int* width, int* height ) const
 473 {
 474     int w = 0;
 475     int h = 0;
 476     GetSize( &w, &h );
 477     *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
 478     *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
 479 }
 480
 481 void wxDC::SetTextForeground( const wxColour &col )
 482 {
 483     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 484     m_textForegroundColour = col;
 485     m_macFontInstalled = false ;
 486 }
 487
 488 void wxDC::SetTextBackground( const wxColour &col )
 489 {
 490     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 491     m_textBackgroundColour = col;
 492     m_macFontInstalled = false ;
 493 }
 494
 495 void wxDC::SetMapMode( int mode )
 496 {
 497     switch (mode)
 498     {
 499     case wxMM_TWIPS:
 500         SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
 501         break;
 502     case wxMM_POINTS:
 503         SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
 504         break;
 505     case wxMM_METRIC:
 506         SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
 507         break;
 508     case wxMM_LOMETRIC:
 509         SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
 510         break;
 511     default:
 512     case wxMM_TEXT:
 513         SetLogicalScale( 1.0, 1.0 );
 514         break;
 515     }
 516     if (mode != wxMM_TEXT)
 517     {
 518         m_needComputeScaleX = TRUE;
 519         m_needComputeScaleY = TRUE;
 520     }
 521 }
 522
 523 void wxDC::SetUserScale( double x, double y )
 524 {
 525     // allow negative ? -> no
 526     m_userScaleX = x;
 527     m_userScaleY = y;
 528     ComputeScaleAndOrigin();
 529 }
 530
 531 void wxDC::SetLogicalScale( double x, double y )
 532 {
 533     // allow negative ?
 534     m_logicalScaleX = x;
 535     m_logicalScaleY = y;
 536     ComputeScaleAndOrigin();
 537 }
 538
 539 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
 540 {
 541     m_logicalOriginX = x * m_signX;   // is this still correct ?
 542     m_logicalOriginY = y * m_signY;
 543     ComputeScaleAndOrigin();
 544 }
 545
 546 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
 547 {
 548     m_externalDeviceOriginX = x;
 549     m_externalDeviceOriginY = y;
 550     ComputeScaleAndOrigin();
 551 }
 552
 553 #if 0
 554 void wxDC::SetInternalDeviceOrigin( long x, long y )
 555 {
 556     m_internalDeviceOriginX = x;
 557     m_internalDeviceOriginY = y;
 558     ComputeScaleAndOrigin();
 559 }
 560 void wxDC::GetInternalDeviceOrigin( long *x, long *y )
 561 {
 562     if (x) *x = m_internalDeviceOriginX;
 563     if (y) *y = m_internalDeviceOriginY;
 564 }
 565 #endif
 566
 567 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
 568 {
 569     m_signX = (xLeftRight ?  1 : -1);
 570     m_signY = (yBottomUp  ? -1 :  1);
 571     ComputeScaleAndOrigin();
 572 }
 573
 574 wxSize wxDC::GetPPI() const
 575 {
 576     return wxSize(72, 72);
 577 }
 578
 579 int wxDC::GetDepth() const
 580 {
 581     if ( IsPortColor( (CGrafPtr) m_macPort ) )
 582     {
 583         return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
 584     }
 585     return 1 ;
 586 }
 587
 588 void wxDC::ComputeScaleAndOrigin()
 589 {
 590     // CMB: copy scale to see if it changes
 591     double origScaleX = m_scaleX;
 592     double origScaleY = m_scaleY;
 593     m_scaleX = m_logicalScaleX * m_userScaleX;
 594     m_scaleY = m_logicalScaleY * m_userScaleY;
 595     m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
 596     m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
 597     // CMB: if scale has changed call SetPen to recalulate the line width
 598     if (m_scaleX != origScaleX || m_scaleY != origScaleY)
 599     {
 600         // this is a bit artificial, but we need to force wxDC to think
 601         // the pen has changed
 602         wxPen* pen = & GetPen();
 603         wxPen tempPen;
 604         m_pen = tempPen;
 605         SetPen(* pen);
 606     }
 607 }
 608
 609 void  wxDC::SetPalette( const wxPalette& palette )
 610 {
 611 }
 612
 613 void  wxDC::SetBackgroundMode( int mode )
 614 {
 615     m_backgroundMode = mode ;
 616 }
 617
 618 void  wxDC::SetFont( const wxFont &font )
 619 {
 620     m_font = font;
 621     m_macFontInstalled = false ;
 622 }
 623
 624 void  wxDC::SetPen( const wxPen &pen )
 625 {
 626     if ( m_pen == pen )
 627         return ;
 628     m_pen = pen;
 629     m_macPenInstalled = false ;
 630 }
 631
 632 void  wxDC::SetBrush( const wxBrush &brush )
 633 {
 634     if (m_brush == brush)
 635         return;
 636     m_brush = brush;
 637     m_macBrushInstalled = false ;
 638 }
 639
 640 void  wxDC::SetBackground( const wxBrush &brush )
 641 {
 642     if (m_backgroundBrush == brush)
 643         return;
 644     m_backgroundBrush = brush;
 645     if (!m_backgroundBrush.Ok())
 646         return;
 647     m_macBrushInstalled = false ;
 648 }
 649
 650 void  wxDC::SetLogicalFunction( int function )
 651 {
 652     if (m_logicalFunction == function)
 653         return;
 654     m_logicalFunction = function ;
 655     m_macFontInstalled = false ;
 656     m_macBrushInstalled = false ;
 657     m_macPenInstalled = false ;
 658 }
 659
 660 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
 661                           const wxColour & col, int style);
 662
 663 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
 664                        const wxColour& col, int style)
 665 {
 666     return wxDoFloodFill(this, x, y, col, style);
 667 }
 668
 669 bool  wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
 670 {
 671     wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel  Invalid DC") );
 672     wxMacPortSetter helper(this) ;
 673     RGBColor colour;
 674     GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
 675     // Convert from Mac colour to wx
 676     col->Set( colour.red   >> 8,
 677         colour.green >> 8,
 678         colour.blue  >> 8);
 679     return true ;
 680 }
 681
 682 void  wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
 683 {
 684     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 685     wxMacPortSetter helper(this) ;
 686     if (m_pen.GetStyle() != wxTRANSPARENT)
 687     {
 688         MacInstallPen() ;
 689         wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 690         m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
 691         wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
 692         wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
 693         wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
 694         wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
 695         if ((m_pen.GetCap() == wxCAP_ROUND) &&
 696             (m_pen.GetWidth() <= 1))
 697         {
 698             // Implement LAST_NOT for MAC at least for
 699             // orthogonal lines. RR.
 700             if (xx1 == xx2)
 701             {
 702                 if (yy1 < yy2)
 703                     yy2--;
 704                 if (yy1 > yy2)
 705                     yy2++;
 706             }
 707             if (yy1 == yy2)
 708             {
 709                 if (xx1 < xx2)
 710                     xx2--;
 711                 if (xx1 > xx2)
 712                     xx2++;
 713             }
 714         }
 715         ::MoveTo(xx1, yy1);
 716         ::LineTo(xx2, yy2);
 717     }
 718 }
 719
 720 void  wxDC::DoCrossHair( wxCoord x, wxCoord y )
 721 {
 722     wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair  Invalid window dc") );
 723     wxMacPortSetter helper(this) ;
 724     if (m_pen.GetStyle() != wxTRANSPARENT)
 725     {
 726         int w = 0;
 727         int h = 0;
 728         GetSize( &w, &h );
 729         wxCoord xx = XLOG2DEVMAC(x);
 730         wxCoord yy = YLOG2DEVMAC(y);
 731         MacInstallPen();
 732         ::MoveTo( XLOG2DEVMAC(0), yy );
 733         ::LineTo( XLOG2DEVMAC(w), yy );
 734         ::MoveTo( xx, YLOG2DEVMAC(0) );
 735         ::LineTo( xx, YLOG2DEVMAC(h) );
 736         CalcBoundingBox(x, y);
 737         CalcBoundingBox(x+w, y+h);
 738     }
 739 }
 740
 741 /*
 742 * To draw arcs properly the angles need to be converted from the WX style:
 743 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
 744 * a normal axis on paper).
 745 * TO
 746 * the Mac style:
 747 * Angles start on the +ve y axis and go clockwise.
 748 */
 749
 750 static double wxConvertWXangleToMACangle(double angle)
 751 {
 752     double newAngle = 90 - angle ;
 753     if ( newAngle < 0 )
 754         newAngle += 360 ;
 755     return newAngle ;
 756 }
 757
 758 void  wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
 759                       wxCoord x2, wxCoord y2,
 760                       wxCoord xc, wxCoord yc )
 761 {
 762     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc  Invalid DC"));
 763     wxMacPortSetter helper(this) ;
 764     wxCoord xx1 = XLOG2DEVMAC(x1);
 765     wxCoord yy1 = YLOG2DEVMAC(y1);
 766     wxCoord xx2 = XLOG2DEVMAC(x2);
 767     wxCoord yy2 = YLOG2DEVMAC(y2);
 768     wxCoord xxc = XLOG2DEVMAC(xc);
 769     wxCoord yyc = YLOG2DEVMAC(yc);
 770     double dx = xx1 - xxc;
 771     double dy = yy1 - yyc;
 772     double radius = sqrt((double)(dx*dx+dy*dy));
 773     wxCoord rad   = (wxCoord)radius;
 774     double radius1, radius2;
 775     if (xx1 == xx2 && yy1 == yy2)
 776     {
 777         radius1 = 0.0;
 778         radius2 = 360.0;
 779     }
 780     else if (radius == 0.0)
 781     {
 782         radius1 = radius2 = 0.0;
 783     }
 784     else
 785     {
 786         radius1 = (xx1 - xxc == 0) ?
 787             (yy1 - yyc < 0) ? 90.0 : -90.0 :
 788         -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
 789         radius2 = (xx2 - xxc == 0) ?
 790             (yy2 - yyc < 0) ? 90.0 : -90.0 :
 791         -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
 792     }
 793     wxCoord alpha2 = wxCoord(radius2 - radius1);
 794     wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
 795     if( (xx1 > xx2) || (yy1 > yy2) ) {
 796         alpha2 *= -1;
 797     }
 798     Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
 799     if(m_brush.GetStyle() != wxTRANSPARENT) {
 800         MacInstallBrush();
 801         PaintArc(&r, alpha1, alpha2);
 802     }
 803     if(m_pen.GetStyle() != wxTRANSPARENT) {
 804         MacInstallPen();
 805         FrameArc(&r, alpha1, alpha2);
 806     }
 807 }
 808
 809 void  wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
 810                               double sa, double ea )
 811 {
 812     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc  Invalid DC"));
 813     wxMacPortSetter helper(this) ;
 814     Rect r;
 815     double angle = sa - ea;  // Order important Mac in opposite direction to wx
 816     // we have to make sure that the filling is always counter-clockwise
 817     if ( angle > 0 )
 818         angle -= 360 ;
 819     wxCoord xx = XLOG2DEVMAC(x);
 820     wxCoord yy = YLOG2DEVMAC(y);
 821     wxCoord ww = m_signX * XLOG2DEVREL(w);
 822     wxCoord hh = m_signY * YLOG2DEVREL(h);
 823     // handle -ve width and/or height
 824     if (ww < 0) { ww = -ww; xx = xx - ww; }
 825     if (hh < 0) { hh = -hh; yy = yy - hh; }
 826     sa = wxConvertWXangleToMACangle(sa);
 827     r.top    = yy;
 828     r.left   = xx;
 829     r.bottom = yy + hh;
 830     r.right  = xx + ww;
 831     if(m_brush.GetStyle() != wxTRANSPARENT) {
 832         MacInstallBrush();
 833         PaintArc(&r, (short)sa, (short)angle);
 834     }
 835     if(m_pen.GetStyle() != wxTRANSPARENT) {
 836         MacInstallPen();
 837         FrameArc(&r, (short)sa, (short)angle);
 838     }
 839 }
 840
 841 void  wxDC::DoDrawPoint( wxCoord x, wxCoord y )
 842 {
 843     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 844     wxMacPortSetter helper(this) ;
 845     if (m_pen.GetStyle() != wxTRANSPARENT)
 846     {
 847         wxCoord xx1 = XLOG2DEVMAC(x);
 848         wxCoord yy1 = YLOG2DEVMAC(y);
 849         RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
 850         ::SetCPixel( xx1,yy1,&pencolor) ;
 851         CalcBoundingBox(x, y);
 852     }
 853 }
 854
 855 void  wxDC::DoDrawLines(int n, wxPoint points[],
 856                         wxCoord xoffset, wxCoord yoffset)
 857 {
 858     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 859     wxMacPortSetter helper(this) ;
 860     if (m_pen.GetStyle() == wxTRANSPARENT)
 861         return;
 862     MacInstallPen() ;
 863     wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
 864     m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
 865     wxCoord x1, x2 , y1 , y2 ;
 866     x1 = XLOG2DEVMAC(points[0].x + xoffset);
 867     y1 = YLOG2DEVMAC(points[0].y + yoffset);
 868     ::MoveTo(x1 - offset, y1 - offset );
 869     for (int i = 0; i < n-1; i++)
 870     {
 871         x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
 872         y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
 873         ::LineTo( x2 - offset, y2 - offset );
 874     }
 875 }
 876
 877 void  wxDC::DoDrawPolygon(int n, wxPoint points[],
 878                           wxCoord xoffset, wxCoord yoffset,
 879                           int fillStyle )
 880 {
 881     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 882     wxMacPortSetter helper(this) ;
 883     wxCoord x1, x2 , y1 , y2 ;
 884     if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
 885         return ;
 886     PolyHandle polygon = OpenPoly();
 887     x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
 888     y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
 889     ::MoveTo(x1,y1);
 890     for (int i = 1; i < n; i++)
 891     {
 892         x2 = XLOG2DEVMAC(points[i].x + xoffset);
 893         y2 = YLOG2DEVMAC(points[i].y + yoffset);
 894         ::LineTo(x2, y2);
 895     }
 896     // close the polyline if necessary
 897     if ( x1 != x2 || y1 != y2 )
 898     {
 899         ::LineTo(x1,y1 ) ;
 900     }
 901     ClosePoly();
 902     if (m_brush.GetStyle() != wxTRANSPARENT)
 903     {
 904         MacInstallBrush();
 905         ::PaintPoly( polygon );
 906     }
 907     if (m_pen.GetStyle() != wxTRANSPARENT)
 908     {
 909         MacInstallPen() ;
 910         ::FramePoly( polygon ) ;
 911     }
 912     KillPoly( polygon );
 913 }
 914
 915 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 916 {
 917     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 918     wxMacPortSetter helper(this) ;
 919     wxCoord xx = XLOG2DEVMAC(x);
 920     wxCoord yy = YLOG2DEVMAC(y);
 921     wxCoord ww = m_signX * XLOG2DEVREL(width);
 922     wxCoord hh = m_signY * YLOG2DEVREL(height);
 923     // CMB: draw nothing if transformed w or h is 0
 924     if (ww == 0 || hh == 0)
 925         return;
 926     // CMB: handle -ve width and/or height
 927     if (ww < 0)
 928     {
 929         ww = -ww;
 930         xx = xx - ww;
 931     }
 932     if (hh < 0)
 933     {
 934         hh = -hh;
 935         yy = yy - hh;
 936     }
 937     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 938     if (m_brush.GetStyle() != wxTRANSPARENT)
 939     {
 940         MacInstallBrush() ;
 941         ::PaintRect( &rect ) ;
 942     }
 943     if (m_pen.GetStyle() != wxTRANSPARENT)
 944     {
 945         MacInstallPen() ;
 946         ::FrameRect( &rect ) ;
 947     }
 948 }
 949
 950 void  wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
 951                                    wxCoord width, wxCoord height,
 952                                    double radius)
 953 {
 954     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 955     wxMacPortSetter helper(this) ;
 956     if (radius < 0.0)
 957         radius = - radius * ((width < height) ? width : height);
 958     wxCoord xx = XLOG2DEVMAC(x);
 959     wxCoord yy = YLOG2DEVMAC(y);
 960     wxCoord ww = m_signX * XLOG2DEVREL(width);
 961     wxCoord hh = m_signY * YLOG2DEVREL(height);
 962     // CMB: draw nothing if transformed w or h is 0
 963     if (ww == 0 || hh == 0)
 964         return;
 965     // CMB: handle -ve width and/or height
 966     if (ww < 0)
 967     {
 968         ww = -ww;
 969         xx = xx - ww;
 970     }
 971     if (hh < 0)
 972     {
 973         hh = -hh;
 974         yy = yy - hh;
 975     }
 976     Rect rect = { yy , xx , yy + hh , xx + ww } ;
 977     if (m_brush.GetStyle() != wxTRANSPARENT)
 978     {
 979         MacInstallBrush() ;
 980         ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
 981     }
 982     if (m_pen.GetStyle() != wxTRANSPARENT)
 983     {
 984         MacInstallPen() ;
 985         ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
 986     }
 987 }
 988
 989 void  wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 990 {
 991     wxCHECK_RET(Ok(), wxT("Invalid DC"));
 992     wxMacPortSetter helper(this) ;
 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     // CMB: draw nothing if transformed w or h is 0
 998     if (ww == 0 || hh == 0)
 999         return;
1000     // CMB: handle -ve width and/or height
1001     if (ww < 0)
1002     {
1003         ww = -ww;
1004         xx = xx - ww;
1005     }
1006     if (hh < 0)
1007     {
1008         hh = -hh;
1009         yy = yy - hh;
1010     }
1011     Rect rect = { yy , xx , yy + hh , xx + ww } ;
1012     if (m_brush.GetStyle() != wxTRANSPARENT)
1013     {
1014         MacInstallBrush() ;
1015         ::PaintOval( &rect ) ;
1016     }
1017     if (m_pen.GetStyle() != wxTRANSPARENT)
1018     {
1019         MacInstallPen() ;
1020         ::FrameOval( &rect ) ;
1021     }
1022 }
1023
1024 bool  wxDC::CanDrawBitmap(void) const
1025 {
1026     return true ;
1027 }
1028
1029 bool  wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1030                    wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1031                    wxCoord xsrcMask,  wxCoord ysrcMask )
1032 {
1033     wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1034     wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit  Illegal source DC"));
1035     if ( logical_func == wxNO_OP )
1036         return TRUE ;
1037     if (xsrcMask == -1 && ysrcMask == -1)
1038     {
1039         xsrcMask = xsrc; ysrcMask = ysrc;
1040     }
1041     // correct the parameter in case this dc does not have a mask at all
1042     if ( useMask && !source->m_macMask )
1043         useMask = false ;
1044     Rect srcrect , dstrect ;
1045     srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1046     srcrect.left = source->XLOG2DEVMAC(xsrc)  ;
1047     srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1048     srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1049     dstrect.top = YLOG2DEVMAC(ydest) ;
1050     dstrect.left = XLOG2DEVMAC(xdest) ;
1051     dstrect.bottom = YLOG2DEVMAC(ydest + height )  ;
1052     dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1053     short mode = kUnsupportedMode ;
1054     bool invertDestinationFirst = false ;
1055     switch ( logical_func )
1056     {
1057     case wxAND:        // src AND dst
1058         mode = adMin ; // ok
1059         break ;
1060     case wxAND_INVERT: // (NOT src) AND dst
1061         mode = notSrcOr  ; // ok
1062         break ;
1063     case wxAND_REVERSE:// src AND (NOT dst)
1064         invertDestinationFirst = true ;
1065         mode = srcOr ;
1066         break ;
1067     case wxCLEAR:      // 0
1068         mode = kEmulatedMode ;
1069         break ;
1070     case wxCOPY:       // src
1071         mode = srcCopy ; // ok
1072         break ;
1073     case wxEQUIV:      // (NOT src) XOR dst
1074         mode = srcXor ; // ok
1075         break ;
1076     case wxINVERT:     // NOT dst
1077         mode = kEmulatedMode ; //or hilite ;
1078         break ;
1079     case wxNAND:       // (NOT src) OR (NOT dst)
1080         invertDestinationFirst = true ;
1081         mode = srcBic ;
1082         break ;
1083     case wxNOR:        // (NOT src) AND (NOT dst)
1084         invertDestinationFirst = true ;
1085         mode = notSrcOr ;
1086         break ;
1087     case wxNO_OP:      // dst
1088         mode = kEmulatedMode ; // this has already been handled upon entry
1089         break ;
1090     case wxOR:         // src OR dst
1091         mode = notSrcBic ;
1092         break ;
1093     case wxOR_INVERT:  // (NOT src) OR dst
1094         mode = srcBic ;
1095         break ;
1096     case wxOR_REVERSE: // src OR (NOT dst)
1097         invertDestinationFirst = true ;
1098         mode = notSrcBic ;
1099         break ;
1100     case wxSET:        // 1
1101         mode = kEmulatedMode ;
1102         break ;
1103     case wxSRC_INVERT: // (NOT src)
1104         mode = notSrcCopy ; // ok
1105         break ;
1106     case wxXOR:        // src XOR dst
1107         mode = notSrcXor ; // ok
1108         break ;
1109     default :
1110         break ;
1111     }
1112     if ( mode == kUnsupportedMode )
1113     {
1114         wxFAIL_MSG("unsupported blitting mode" );
1115         return FALSE ;
1116     }
1117     CGrafPtr            sourcePort = (CGrafPtr) source->m_macPort ;
1118     PixMapHandle    bmappixels =  GetGWorldPixMap( sourcePort ) ;
1119     if ( LockPixels(bmappixels) )
1120     {
1121         wxMacPortSetter helper(this) ;
1122         if ( source->GetDepth() == 1 )
1123         {
1124             RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1125             RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1126         }
1127         else
1128         {
1129             // the modes need this, otherwise we'll end up having really nice colors...
1130             RGBColor    white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1131             RGBColor    black = { 0,0,0} ;
1132             RGBForeColor( &black ) ;
1133             RGBBackColor( &white ) ;
1134         }
1135         if ( useMask && source->m_macMask )
1136         {
1137             if ( mode == srcCopy )
1138             {
1139                 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1140                 {
1141                     CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1142                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1143                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1144                         &srcrect, &srcrect , &dstrect ) ;
1145                     UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) )  ) ;
1146                 }
1147             }
1148             else
1149             {
1150                 RgnHandle clipRgn = NewRgn() ;
1151                 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1152                 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1153                 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1154                 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top +  dstrect.top ) ;
1155                 if ( mode == kEmulatedMode )
1156                 {
1157                     Pattern pat ;
1158                     ::PenPat(GetQDGlobalsBlack(&pat));
1159                     if ( logical_func == wxSET )
1160                     {
1161                         RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1162                         ::RGBForeColor( &col  ) ;
1163                         ::PaintRgn( clipRgn ) ;
1164                     }
1165                     else if ( logical_func == wxCLEAR )
1166                     {
1167                         RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1168                         ::RGBForeColor( &col  ) ;
1169                         ::PaintRgn( clipRgn ) ;
1170                     }
1171                     else if ( logical_func == wxINVERT )
1172                     {
1173                         MacInvertRgn( clipRgn ) ;
1174                     }
1175                     else
1176                     {
1177                         for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1178                         {
1179                             for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1180                             {
1181                                 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1182                                 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1183                                 if ( PtInRgn( dstPoint , clipRgn ) )
1184                                 {
1185                                     RGBColor srcColor ;
1186                                     RGBColor dstColor ;
1187                                     SetPort( (GrafPtr) sourcePort ) ;
1188                                     GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1189                                     SetPort( (GrafPtr) m_macPort ) ;
1190                                     GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1191                                     wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1192                                     SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1193                                 }
1194                             }
1195                         }
1196                     }
1197                 }
1198                 else
1199                 {
1200                     if ( invertDestinationFirst )
1201                     {
1202                         MacInvertRgn( clipRgn ) ;
1203                     }
1204                     CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1205                         GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1206                         &srcrect, &dstrect, mode, clipRgn ) ;
1207                 }
1208                 DisposeRgn( clipRgn ) ;
1209             }
1210         }
1211         else
1212         {
1213             RgnHandle clipRgn = NewRgn() ;
1214             SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1215             if ( mode == kEmulatedMode )
1216             {
1217                 Pattern pat ;
1218                 ::PenPat(GetQDGlobalsBlack(&pat));
1219                 if ( logical_func == wxSET )
1220                 {
1221                     RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1222                     ::RGBForeColor( &col  ) ;
1223                     ::PaintRgn( clipRgn ) ;
1224                 }
1225                 else if ( logical_func == wxCLEAR )
1226                 {
1227                     RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1228                     ::RGBForeColor( &col  ) ;
1229                     ::PaintRgn( clipRgn ) ;
1230                 }
1231                 else if ( logical_func == wxINVERT )
1232                 {
1233                     MacInvertRgn( clipRgn ) ;
1234                 }
1235                 else
1236                 {
1237                     for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1238                     {
1239                         for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1240                         {
1241                             Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1242                             Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1243                             {
1244                                 RGBColor srcColor ;
1245                                 RGBColor dstColor ;
1246                                 SetPort( (GrafPtr) sourcePort ) ;
1247                                 GetCPixel(  srcPoint.h , srcPoint.v , &srcColor) ;
1248                                 SetPort( (GrafPtr) m_macPort ) ;
1249                                 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1250                                 wxMacCalculateColour( logical_func , srcColor ,  dstColor ) ;
1251                                 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1252                             }
1253                         }
1254                     }
1255                 }
1256             }
1257             else
1258             {
1259                 if ( invertDestinationFirst )
1260                 {
1261                     MacInvertRgn( clipRgn ) ;
1262                 }
1263                 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1264                     GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1265                     &srcrect, &dstrect, mode, NULL ) ;
1266             }
1267             DisposeRgn( clipRgn ) ;
1268         }
1269         UnlockPixels( bmappixels ) ;
1270     }
1271     m_macPenInstalled = false ;
1272     m_macBrushInstalled = false ;
1273     m_macFontInstalled = false ;
1274     return TRUE;
1275 }
1276
1277 inline Fixed    IntToFixed( int inInt )
1278 {
1279     return (((SInt32) inInt) << 16);
1280 }
1281
1282 inline int    FixedToInt( Fixed inFixed )
1283 {
1284     return (((SInt32) inFixed) >> 16);
1285 }
1286
1287 void  wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1288                               double angle)
1289 {
1290     wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText  Invalid window dc") );
1291     if (angle == 0.0 )
1292     {
1293         DrawText(str, x, y);
1294         return;
1295     }
1296     if ( str.Length() == 0 )
1297         return ;
1298     wxMacPortSetter helper(this) ;
1299     MacInstallFont() ;
1300     wxString text ;
1301     if ( wxApp::s_macDefaultEncodingIsPC )
1302     {
1303         text = wxMacMakeMacStringFromPC( str ) ;
1304     }
1305     else
1306     {
1307         text = str ;
1308     }
1309     wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1310     if ( 0 )
1311     {
1312         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1313         SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * font->m_macFontSize));
1314         m_macAliasWasEnabled = true ;
1315     }
1316     OSStatus status = noErr ;
1317     TECObjectRef ec;
1318     status = TECCreateConverter(&ec, kTextEncodingMacRoman, kTextEncodingUnicodeDefault);
1319     wxASSERT_MSG( status == noErr , "couldn't start converter" ) ;
1320     ByteCount byteOutLen ;
1321     ByteCount byteInLen = text.Length() ;
1322     ByteCount byteBufferLen = byteInLen *2 ;
1323     char* buf = new char[byteBufferLen] ;
1324     status = TECConvertText(ec, (ConstTextPtr)text.c_str() , byteInLen, &byteInLen,
1325         (TextPtr)buf, byteBufferLen, &byteOutLen);
1326     wxASSERT_MSG( status == noErr , "couldn't convert text" ) ;
1327     status = TECDisposeConverter(ec);
1328     wxASSERT_MSG( status == noErr , "couldn't dispose converter" ) ;
1329     ATSUTextLayout atsuLayout ;
1330     UniCharCount chars = byteOutLen / 2 ;
1331     status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) buf , 0 , byteOutLen / 2 , byteOutLen / 2 , 1 ,
1332         &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1333     wxASSERT_MSG( status == noErr , "couldn't create the layout of the rotated text" );
1334     int iAngle = int( angle );
1335     int drawX = XLOG2DEVMAC(x) ;
1336     int drawY = YLOG2DEVMAC(y) ;
1337
1338     ATSUTextMeasurement textBefore ;
1339     ATSUTextMeasurement textAfter ;
1340     ATSUTextMeasurement ascent ;
1341     ATSUTextMeasurement descent ;
1342
1343
1344     if ( abs(iAngle) > 0 )
1345     {
1346         Fixed atsuAngle = IntToFixed( iAngle ) ;
1347         ATSUAttributeTag atsuTags[] =
1348         {
1349             kATSULineRotationTag ,
1350         } ;
1351         ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1352         {
1353             sizeof( Fixed ) ,
1354         } ;
1355         ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1356         {
1357             &atsuAngle ,
1358         } ;
1359         status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1360             atsuTags, atsuSizes, atsuValues ) ;
1361     }
1362     status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1363         &textBefore , &textAfter, &ascent , &descent );
1364
1365     drawX += sin(angle/RAD2DEG) * FixedToInt(ascent) ;
1366     drawY += cos(angle/RAD2DEG) * FixedToInt(ascent) ;
1367     status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1368         IntToFixed(drawX) , IntToFixed(drawY) );
1369     wxASSERT_MSG( status == noErr , "couldn't draw the rotated text" );
1370     Rect rect ;
1371     status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1372         IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1373     wxASSERT_MSG( status == noErr , "couldn't measure the rotated text" );
1374     OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1375     CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1376     CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1377     ::ATSUDisposeTextLayout(atsuLayout);
1378     delete[] buf ;
1379 }
1380
1381 void  wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1382 {
1383     wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText  Invalid DC"));
1384     wxMacPortSetter helper(this) ;
1385     long xx = XLOG2DEVMAC(x);
1386     long yy = YLOG2DEVMAC(y);
1387 #if TARGET_CARBON
1388     bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1389     if ( IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
1390         useDrawThemeText = false ;
1391 #endif
1392     MacInstallFont() ;
1393     if ( 0 )
1394     {
1395         m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1396         SetAntiAliasedTextEnabled(true, 8);
1397         m_macAliasWasEnabled = true ;
1398     }
1399     FontInfo fi ;
1400     ::GetFontInfo( &fi ) ;
1401 #if TARGET_CARBON
1402     if ( !useDrawThemeText )
1403 #endif
1404         yy += fi.ascent ;
1405     ::MoveTo( xx , yy );
1406     if (  m_backgroundMode == wxTRANSPARENT )
1407     {
1408         ::TextMode( srcOr) ;
1409     }
1410     else
1411     {
1412         ::TextMode( srcCopy ) ;
1413     }
1414     const char *text = NULL ;
1415     int length = 0 ;
1416     wxString macText ;
1417     if ( wxApp::s_macDefaultEncodingIsPC )
1418     {
1419         macText = wxMacMakeMacStringFromPC( strtext ) ;
1420         text = macText ;
1421         length = macText.Length() ;
1422     }
1423     else
1424     {
1425         text = strtext ;
1426         length = strtext.Length() ;
1427     }
1428     int laststop = 0 ;
1429     int i = 0 ;
1430     int line = 0 ;
1431     {
1432         while( i < length )
1433         {
1434             if( text[i] == 13 || text[i] == 10)
1435             {
1436 #if TARGET_CARBON
1437                 if ( useDrawThemeText )
1438                 {
1439                     Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1440                     CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1441                     if ( m_backgroundMode != wxTRANSPARENT )
1442                     {
1443                         Point bounds={0,0} ;
1444                         Rect background = frame ;
1445                         SInt16 baseline ;
1446                         ::GetThemeTextDimensions( mString,
1447                             kThemeCurrentPortFont,
1448                             kThemeStateActive,
1449                             false,
1450                             &bounds,
1451                             &baseline );
1452                         background.right = background.left + bounds.h ;
1453                         background.bottom = background.top + bounds.v ;
1454                         ::EraseRect( &background ) ;
1455                     }
1456                     ::DrawThemeTextBox( mString,
1457                         kThemeCurrentPortFont,
1458                         kThemeStateActive,
1459                         false,
1460                         &frame,
1461                         teJustLeft,
1462                         nil );
1463                     CFRelease( mString ) ;
1464                     line++ ;
1465                 }
1466                 else
1467 #endif
1468                 {
1469                     ::DrawText( text , laststop , i - laststop ) ;
1470                     line++ ;
1471                     ::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) );
1472                 }
1473                 laststop = i+1 ;
1474             }
1475             i++ ;
1476         }
1477 #if TARGET_CARBON
1478         if ( useDrawThemeText )
1479         {
1480             Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading)  ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
1481             CFStringRef mString = CFStringCreateWithCString( NULL , text + laststop , kCFStringEncodingMacRoman ) ;
1482
1483             if ( m_backgroundMode != wxTRANSPARENT )
1484             {
1485                 Point bounds={0,0} ;
1486                 Rect background = frame ;
1487                 SInt16 baseline ;
1488                 ::GetThemeTextDimensions( mString,
1489                     kThemeCurrentPortFont,
1490                     kThemeStateActive,
1491                     false,
1492                     &bounds,
1493                     &baseline );
1494                 background.right = background.left + bounds.h ;
1495                 background.bottom = background.top + bounds.v ;
1496                 ::EraseRect( &background ) ;
1497             }
1498             ::DrawThemeTextBox( mString,
1499                 kThemeCurrentPortFont,
1500                 kThemeStateActive,
1501                 false,
1502                 &frame,
1503                 teJustLeft,
1504                 nil );
1505             CFRelease( mString ) ;
1506         }
1507         else
1508 #endif
1509         {
1510             ::DrawText( text , laststop , i - laststop ) ;
1511         }
1512     }
1513     ::TextMode( srcOr ) ;
1514 }
1515
1516 bool  wxDC::CanGetTextExtent() const
1517 {
1518     wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1519     return true ;
1520 }
1521
1522 void  wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
1523                             wxCoord *descent, wxCoord *externalLeading ,
1524                             wxFont *theFont ) const
1525 {
1526     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1527     wxMacPortSetter helper(this) ;
1528     wxFont formerFont = m_font ;
1529     if ( theFont )
1530     {
1531         // work around the constness
1532         *((wxFont*)(&m_font)) = *theFont ;
1533     }
1534     MacInstallFont() ;
1535     FontInfo fi ;
1536     ::GetFontInfo( &fi ) ;
1537 #if TARGET_CARBON
1538     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1539         if ( IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
1540         useGetThemeText = false ;
1541 #endif
1542     if ( height )
1543         *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1544     if ( descent )
1545         *descent =YDEV2LOGREL( fi.descent );
1546     if ( externalLeading )
1547         *externalLeading = YDEV2LOGREL( fi.leading ) ;
1548     const char *text = NULL ;
1549     int length = 0 ;
1550     wxString macText ;
1551     if ( wxApp::s_macDefaultEncodingIsPC )
1552     {
1553         macText = wxMacMakeMacStringFromPC( string ) ;
1554         text = macText ;
1555         length = macText.Length() ;
1556     }
1557     else
1558     {
1559         text = string ;
1560         length = string.Length() ;
1561     }
1562     int laststop = 0 ;
1563     int i = 0 ;
1564     int curwidth = 0 ;
1565     if ( width )
1566     {
1567         *width = 0 ;
1568         while( i < length )
1569         {
1570             if( text[i] == 13 || text[i] == 10)
1571             {
1572                 if ( height )
1573                     *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
1574 #if TARGET_CARBON
1575                 if ( useGetThemeText )
1576                 {
1577                     Point bounds={0,0} ;
1578                     SInt16 baseline ;
1579                     CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1580                     ::GetThemeTextDimensions( mString,
1581                         kThemeCurrentPortFont,
1582                         kThemeStateActive,
1583                         false,
1584                         &bounds,
1585                         &baseline );
1586                     CFRelease( mString ) ;
1587                     curwidth = bounds.h ;
1588                 }
1589                 else
1590 #endif
1591                 {
1592                     curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1593                 }
1594                 if ( curwidth > *width )
1595                     *width = XDEV2LOGREL( curwidth ) ;
1596                 laststop = i+1 ;
1597             }
1598             i++ ;
1599         }
1600
1601 #if TARGET_CARBON
1602         if ( useGetThemeText )
1603         {
1604             Point bounds={0,0} ;
1605             SInt16 baseline ;
1606             CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1607             ::GetThemeTextDimensions( mString,
1608                 kThemeCurrentPortFont,
1609                 kThemeStateActive,
1610                 false,
1611                 &bounds,
1612                 &baseline );
1613             CFRelease( mString ) ;
1614             curwidth = bounds.h ;
1615         }
1616         else
1617 #endif
1618         {
1619             curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1620         }
1621         if ( curwidth > *width )
1622             *width = XDEV2LOGREL( curwidth ) ;
1623     }
1624     if ( theFont )
1625     {
1626         // work around the constness
1627         *((wxFont*)(&m_font)) = formerFont ;
1628         m_macFontInstalled = false ;
1629     }
1630 }
1631
1632 wxCoord   wxDC::GetCharWidth(void) const
1633 {
1634     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1635     wxMacPortSetter helper(this) ;
1636     MacInstallFont() ;
1637     int width = 0 ;
1638 #if TARGET_CARBON
1639     bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1640     if ( ((wxFont*)&m_font)->GetNoAntiAliasing() )
1641         useGetThemeText = false ;
1642 #endif
1643     char text[] = "H" ;
1644 #if TARGET_CARBON
1645     if ( useGetThemeText )
1646     {
1647         Point bounds={0,0} ;
1648         SInt16 baseline ;
1649         CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
1650         ::GetThemeTextDimensions( mString,
1651             kThemeCurrentPortFont,
1652             kThemeStateActive,
1653             false,
1654             &bounds,
1655             &baseline );
1656         CFRelease( mString ) ;
1657         width = bounds.h ;
1658     }
1659     else
1660 #endif
1661     {
1662         width = ::TextWidth( text , 0 , 1 ) ;
1663     }
1664     return YDEV2LOGREL(width) ;
1665 }
1666
1667 wxCoord   wxDC::GetCharHeight(void) const
1668 {
1669     wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1670     wxMacPortSetter helper(this) ;
1671     MacInstallFont() ;
1672     FontInfo fi ;
1673     ::GetFontInfo( &fi ) ;
1674     return YDEV2LOGREL( fi.descent + fi.ascent );
1675 }
1676
1677 void  wxDC::Clear(void)
1678 {
1679     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1680     wxMacPortSetter helper(this) ;
1681     Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1682     if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1683     {
1684         ::PenNormal() ;
1685         //MacInstallBrush() ;
1686         MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1687         ::EraseRect( &rect ) ;
1688     }
1689 }
1690
1691 void wxDC::MacInstallFont() const
1692 {
1693     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1694     //    if ( m_macFontInstalled )
1695     //        return ;
1696     Pattern blackColor ;
1697     MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1698     wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1699     if ( font )
1700     {
1701         ::TextFont( font->m_macFontNum ) ;
1702         ::TextSize( short(m_scaleY * font->m_macFontSize) ) ;
1703         ::TextFace( font->m_macFontStyle ) ;
1704         m_macFontInstalled = true ;
1705         m_macBrushInstalled = false ;
1706         m_macPenInstalled = false ;
1707         RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1708         RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1709         ::RGBForeColor( &forecolor );
1710         ::RGBBackColor( &backcolor );
1711     }
1712     else
1713     {
1714         FontFamilyID fontId ;
1715         Str255 fontName ;
1716         SInt16 fontSize ;
1717         Style fontStyle ;
1718         GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1719         GetFNum( fontName, &fontId );
1720         ::TextFont( fontId ) ;
1721         ::TextSize( short(m_scaleY * fontSize) ) ;
1722         ::TextFace( fontStyle ) ;
1723         // todo reset after spacing changes - or store the current spacing somewhere
1724         m_macFontInstalled = true ;
1725         m_macBrushInstalled = false ;
1726         m_macPenInstalled = false ;
1727         RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1728         RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1729         ::RGBForeColor( &forecolor );
1730         ::RGBBackColor( &backcolor );
1731     }
1732     short mode = patCopy ;
1733     // todo :
1734     switch( m_logicalFunction )
1735     {
1736     case wxCOPY:       // src
1737         mode = patCopy ;
1738         break ;
1739     case wxINVERT:     // NOT dst
1740         ::PenPat(GetQDGlobalsBlack(&blackColor));
1741         mode = patXor ;
1742         break ;
1743     case wxXOR:        // src XOR dst
1744         mode = patXor ;
1745         break ;
1746     case wxOR_REVERSE: // src OR (NOT dst)
1747         mode = notPatOr ;
1748         break ;
1749     case wxSRC_INVERT: // (NOT src)
1750         mode = notPatCopy ;
1751         break ;
1752     case wxAND: // src AND dst
1753         mode = adMin ;
1754         break ;
1755         // unsupported TODO
1756     case wxCLEAR:      // 0
1757     case wxAND_REVERSE:// src AND (NOT dst)
1758     case wxAND_INVERT: // (NOT src) AND dst
1759     case wxNO_OP:      // dst
1760     case wxNOR:        // (NOT src) AND (NOT dst)
1761     case wxEQUIV:      // (NOT src) XOR dst
1762     case wxOR_INVERT:  // (NOT src) OR dst
1763     case wxNAND:       // (NOT src) OR (NOT dst)
1764     case wxOR:         // src OR dst
1765     case wxSET:        // 1
1766         //        case wxSRC_OR:     // source _bitmap_ OR destination
1767         //        case wxSRC_AND:     // source _bitmap_ AND destination
1768         break ;
1769     }
1770     ::PenMode( mode ) ;
1771     OSStatus status = noErr ;
1772     Fixed atsuSize = IntToFixed( int(m_scaleY * font->m_macFontSize) ) ;
1773     Style qdStyle = font->m_macFontStyle ;
1774     ATSUFontID    atsuFont = font->m_macATSUFontID ;
1775     status = ::ATSUCreateStyle(&(ATSUStyle)m_macATSUIStyle) ;
1776     wxASSERT_MSG( status == noErr , "couldn't create ATSU style" ) ;
1777     ATSUAttributeTag atsuTags[] =
1778     {
1779         kATSUFontTag ,
1780             kATSUSizeTag ,
1781             //        kATSUColorTag ,
1782             //        kATSUBaselineClassTag ,
1783             kATSUVerticalCharacterTag,
1784             kATSUQDBoldfaceTag ,
1785             kATSUQDItalicTag ,
1786             kATSUQDUnderlineTag ,
1787             kATSUQDCondensedTag ,
1788             kATSUQDExtendedTag ,
1789     } ;
1790     ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1791     {
1792         sizeof( ATSUFontID ) ,
1793             sizeof( Fixed ) ,
1794             //        sizeof( RGBColor ) ,
1795             //        sizeof( BslnBaselineClass ) ,
1796             sizeof( ATSUVerticalCharacterType),
1797             sizeof( Boolean ) ,
1798             sizeof( Boolean ) ,
1799             sizeof( Boolean ) ,
1800             sizeof( Boolean ) ,
1801             sizeof( Boolean ) ,
1802     } ;
1803     Boolean kTrue = true ;
1804     Boolean kFalse = false ;
1805     BslnBaselineClass kBaselineDefault = kBSLNHangingBaseline ;
1806     ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1807     ATSUAttributeValuePtr    atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1808     {
1809         &atsuFont ,
1810             &atsuSize ,
1811             //        &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
1812             //        &kBaselineDefault ,
1813             &kHorizontal,
1814             (qdStyle & bold) ? &kTrue : &kFalse ,
1815             (qdStyle & italic) ? &kTrue : &kFalse ,
1816             (qdStyle & underline) ? &kTrue : &kFalse ,
1817             (qdStyle & condense) ? &kTrue : &kFalse ,
1818             (qdStyle & extend) ? &kTrue : &kFalse ,
1819     } ;
1820     status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1821         atsuTags, atsuSizes, atsuValues);
1822     wxASSERT_MSG( status == noErr , "couldn't set create ATSU style" ) ;
1823 }
1824
1825 Pattern gHatchPatterns[] =
1826 {
1827     { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } },
1828     { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } },
1829     { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } },
1830     { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } },
1831     { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } },
1832     { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } },
1833     { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } }
1834 } ;
1835
1836 static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern)
1837 {
1838     int theIndex = 1 ;
1839     switch(hatchStyle)
1840     {
1841     case wxBDIAGONAL_HATCH:
1842         theIndex = 2;
1843         break;
1844     case wxFDIAGONAL_HATCH:
1845         theIndex = 3;
1846         break;
1847     case wxCROSS_HATCH:
1848         theIndex = 4;
1849         break;
1850     case wxHORIZONTAL_HATCH:
1851         theIndex = 5;
1852         break;
1853     case wxVERTICAL_HATCH:
1854         theIndex = 6;
1855         break;
1856     case wxCROSSDIAG_HATCH:
1857         theIndex = 7;
1858         break;
1859     default:
1860         theIndex = 1; // solid pattern
1861         break;
1862     }
1863     *pattern = gHatchPatterns[theIndex-1] ;
1864 }
1865
1866 void wxDC::MacInstallPen() const
1867 {
1868     wxCHECK_RET(Ok(), wxT("Invalid DC"));
1869     Pattern     blackColor;
1870     //    if ( m_macPenInstalled )
1871     //        return ;
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     ::PenNormal() ;
1877     int penWidth = m_pen.GetWidth() * (int) m_scaleX ;
1878     // null means only one pixel, at whatever resolution
1879     if ( penWidth == 0 )
1880         penWidth = 1 ;
1881     ::PenSize(penWidth, penWidth);
1882     int penStyle = m_pen.GetStyle();
1883     if (penStyle == wxSOLID)
1884     {
1885         ::PenPat(GetQDGlobalsBlack(&blackColor));
1886     }
1887     else if (IS_HATCH(penStyle))
1888     {
1889         Pattern pat ;
1890         wxMacGetHatchPattern(penStyle, &pat);
1891         ::PenPat(&pat);
1892     }
1893     else
1894     {
1895         Pattern pat = *GetQDGlobalsBlack(&blackColor) ;
1896         switch( penStyle )
1897         {
1898         case wxDOT :
1899             for ( int i = 0 ; i < 8 ; ++i )
1900             {
1901                 pat.pat[i] = 0xCC ;
1902             }
1903             break ;
1904         case wxLONG_DASH :
1905             for ( int i = 0 ; i < 8 ; ++i )
1906             {
1907                 pat.pat[i] = 0xFE ;
1908             }
1909             break ;
1910         case wxSHORT_DASH :
1911             for ( int i = 0 ; i < 8 ; ++i )
1912             {
1913                 pat.pat[i] = 0xEE ;
1914             }
1915             break ;
1916         case wxDOT_DASH :
1917             for ( int i = 0 ; i < 8 ; ++i )
1918             {
1919                 pat.pat[i] = 0x6F ;
1920             }
1921             break ;
1922         case wxUSER_DASH :
1923             {
1924                 wxDash* dash ;
1925                 m_pen.GetDashes(&dash) ;
1926                 // right now we don't allocate larger pixmaps
1927                 // int number =
1928                 m_pen.GetDashes(&dash) ;
1929                 for ( int i = 0 ; i < 8 ; ++i )
1930                 {
1931                     pat.pat[i] = dash[0] ;
1932                 }
1933             }
1934             break ;
1935         }
1936         ::PenPat(&pat);
1937     }
1938     short mode = patCopy ;
1939     // todo :
1940     switch( m_logicalFunction )
1941     {
1942     case wxCOPY:       // only foreground color, leave background (thus not patCopy)
1943         mode = patOr ;
1944         break ;
1945     case wxINVERT:     // NOT dst
1946         //            ::PenPat(GetQDGlobalsBlack(&blackColor));
1947         mode = patXor ;
1948         break ;
1949     case wxXOR:        // src XOR dst
1950         mode = patXor ;
1951         break ;
1952     case wxOR_REVERSE: // src OR (NOT dst)
1953         mode = notPatOr ;
1954         break ;
1955     case wxSRC_INVERT: // (NOT src)
1956         mode = notPatCopy ;
1957         break ;
1958     case wxAND: // src AND dst
1959         mode = adMin ;
1960         break ;
1961         // unsupported TODO
1962     case wxCLEAR:      // 0
1963     case wxAND_REVERSE:// src AND (NOT dst)
1964     case wxAND_INVERT: // (NOT src) AND dst
1965     case wxNO_OP:      // dst
1966     case wxNOR:        // (NOT src) AND (NOT dst)
1967     case wxEQUIV:      // (NOT src) XOR dst
1968     case wxOR_INVERT:  // (NOT src) OR dst
1969     case wxNAND:       // (NOT src) OR (NOT dst)
1970     case wxOR:         // src OR dst
1971     case wxSET:        // 1
1972         //        case wxSRC_OR:     // source _bitmap_ OR destination
1973         //        case wxSRC_AND:     // source _bitmap_ AND destination
1974         break ;
1975     }
1976     ::PenMode( mode ) ;
1977     m_macPenInstalled = true ;
1978     m_macBrushInstalled = false ;
1979     m_macFontInstalled = false ;
1980 }
1981
1982 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1983 {
1984     Pattern whiteColor ;
1985     switch( background.MacGetBrushKind() )
1986     {
1987     case kwxMacBrushTheme :
1988         {
1989             ::SetThemeBackground( background.GetMacTheme() , wxDisplayDepth() , true ) ;
1990             break ;
1991         }
1992     case kwxMacBrushThemeBackground :
1993         {
1994             Rect extent ;
1995             ThemeBackgroundKind bg = background.GetMacThemeBackground( &extent ) ;
1996             ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
1997             break ;
1998         }
1999     case kwxMacBrushColour :
2000         {
2001                ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
2002             int brushStyle = background.GetStyle();
2003             if (brushStyle == wxSOLID)
2004                 ::BackPat(GetQDGlobalsWhite(&whiteColor));
2005             else if (IS_HATCH(brushStyle))
2006             {
2007                 Pattern pat ;
2008                 wxMacGetHatchPattern(brushStyle, &pat);
2009                 ::BackPat(&pat);
2010             }
2011             else
2012             {
2013                 ::BackPat(GetQDGlobalsWhite(&whiteColor));
2014             }
2015             break ;
2016         }
2017     }
2018 }
2019
2020 void wxDC::MacInstallBrush() const
2021 {
2022     wxCHECK_RET(Ok(), wxT("Invalid DC"));
2023     Pattern     blackColor ;
2024     //    if ( m_macBrushInstalled )
2025     //        return ;
2026     // foreground
2027     bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
2028     ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
2029     ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
2030     int brushStyle = m_brush.GetStyle();
2031     if (brushStyle == wxSOLID)
2032     {
2033         ::PenPat(GetQDGlobalsBlack(&blackColor));
2034     }
2035     else if (IS_HATCH(brushStyle))
2036     {
2037         Pattern pat ;
2038         wxMacGetHatchPattern(brushStyle, &pat);
2039         ::PenPat(&pat);
2040     }
2041     else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
2042     {
2043         // we force this in order to be compliant with wxMSW
2044         backgroundTransparent = false ;
2045         // for these the text fore (and back for MASK_OPAQUE) colors are used
2046         wxBitmap* bitmap = m_brush.GetStipple() ;
2047         int width = bitmap->GetWidth() ;
2048         int height = bitmap->GetHeight() ;
2049         GWorldPtr gw = NULL ;
2050         if ( m_brush.GetStyle() == wxSTIPPLE )
2051             gw = MAC_WXHBITMAP(bitmap->GetHBITMAP())  ;
2052         else
2053             gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
2054         PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2055         LockPixels( gwpixmaphandle ) ;
2056         bool isMonochrome = !IsPortColor( gw ) ;
2057         if ( !isMonochrome )
2058         {
2059             if ( (**gwpixmaphandle).pixelSize == 1 )
2060                 isMonochrome = true ;
2061         }
2062         if ( isMonochrome && width == 8 && height == 8 )
2063         {
2064             ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2065             ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2066             BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2067             UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2068             int alignment = gwbitmap->rowBytes & 0x7FFF ;
2069             Pattern pat ;
2070             for ( int i = 0 ; i < 8 ; ++i )
2071             {
2072                 pat.pat[i] = gwbits[i*alignment+0] ;
2073             }
2074             UnlockPixels( GetGWorldPixMap( gw ) ) ;
2075             ::PenPat( &pat ) ;
2076         }
2077         else
2078         {
2079             // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2080             // caching scheme before putting this into production
2081             Handle      image;
2082             long        imageSize;
2083             PixPatHandle pixpat = NewPixPat() ;
2084             CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2085             imageSize = GetPixRowBytes((**pixpat).patMap) *
2086                 ((**(**pixpat).patMap).bounds.bottom -
2087                 (**(**pixpat).patMap).bounds.top);
2088             PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2089             (**pixpat).patData = image;
2090             if ( isMonochrome )
2091             {
2092                 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2093                 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2094                 if ( ctspec[0].rgb.red == 0x0000 )
2095                 {
2096                     ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2097                     ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2098                 }
2099                 else
2100                 {
2101                     ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2102                     ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2103                 }
2104                 ::CTabChanged( ctable ) ;
2105             }
2106             ::PenPixPat(pixpat);
2107             m_macForegroundPixMap = pixpat ;
2108         }
2109         UnlockPixels( gwpixmaphandle ) ;
2110     }
2111     else
2112     {
2113         ::PenPat(GetQDGlobalsBlack(&blackColor));
2114     }
2115     short mode = patCopy ;
2116     switch( m_logicalFunction )
2117     {
2118     case wxCOPY:       // src
2119         if ( backgroundTransparent )
2120             mode = patOr ;
2121         else
2122             mode = patCopy ;
2123         break ;
2124     case wxINVERT:     // NOT dst
2125         if ( !backgroundTransparent )
2126         {
2127             ::PenPat(GetQDGlobalsBlack(&blackColor));
2128         }
2129         mode = patXor ;
2130         break ;
2131     case wxXOR:        // src XOR dst
2132         mode = patXor ;
2133         break ;
2134     case wxOR_REVERSE: // src OR (NOT dst)
2135         mode = notPatOr ;
2136         break ;
2137     case wxSRC_INVERT: // (NOT src)
2138         mode = notPatCopy ;
2139         break ;
2140     case wxAND: // src AND dst
2141         mode = adMin ;
2142         break ;
2143         // unsupported TODO
2144     case wxCLEAR:      // 0
2145     case wxAND_REVERSE:// src AND (NOT dst)
2146     case wxAND_INVERT: // (NOT src) AND dst
2147     case wxNO_OP:      // dst
2148     case wxNOR:        // (NOT src) AND (NOT dst)
2149     case wxEQUIV:      // (NOT src) XOR dst
2150     case wxOR_INVERT:  // (NOT src) OR dst
2151     case wxNAND:       // (NOT src) OR (NOT dst)
2152     case wxOR:         // src OR dst
2153     case wxSET:        // 1
2154         //        case wxSRC_OR:     // source _bitmap_ OR destination
2155         //        case wxSRC_AND:     // source _bitmap_ AND destination
2156         break ;
2157     }
2158     ::PenMode( mode ) ;
2159     m_macBrushInstalled = true ;
2160     m_macPenInstalled = false ;
2161     m_macFontInstalled = false ;
2162 }
2163
2164 // ---------------------------------------------------------------------------
2165 // coordinates transformations
2166 // ---------------------------------------------------------------------------
2167
2168 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2169 {
2170     return ((wxDC *)this)->XDEV2LOG(x);
2171 }
2172
2173 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2174 {
2175     return ((wxDC *)this)->YDEV2LOG(y);
2176 }
2177
2178 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2179 {
2180     return ((wxDC *)this)->XDEV2LOGREL(x);
2181 }
2182
2183 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2184 {
2185     return ((wxDC *)this)->YDEV2LOGREL(y);
2186 }
2187
2188 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2189 {
2190     return ((wxDC *)this)->XLOG2DEV(x);
2191 }
2192
2193 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2194 {
2195     return ((wxDC *)this)->YLOG2DEV(y);
2196 }
2197
2198 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2199 {
2200     return ((wxDC *)this)->XLOG2DEVREL(x);
2201 }
2202
2203 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2204 {
2205     return ((wxDC *)this)->YLOG2DEVREL(y);
2206 }