src/mac/carbon/dcprint.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcprint.cpp
   3 // Purpose:     wxPrinterDC class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "dcprint.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #if wxUSE_PRINTING_ARCHITECTURE
  20
  21 #ifdef __BORLANDC__
  22 #pragma hdrstop
  23 #endif
  24
  25 #ifndef WX_PRECOMP
  26 #endif
  27
  28 #include "wx/dcprint.h"
  29 #include "wx/msgdlg.h"
  30 #include "wx/math.h"
  31 #include "wx/mac/uma.h"
  32 #include "wx/mac/private/print.h"
  33
  34 IMPLEMENT_CLASS(wxPrinterDC, wxDC)
  35
  36 class wxNativePrinterDC
  37 {
  38 public :
  39     wxNativePrinterDC() {}
  40     virtual ~wxNativePrinterDC() {}
  41     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) = 0;
  42     virtual void EndDoc( wxPrinterDC* dc ) = 0;
  43     virtual void StartPage( wxPrinterDC* dc ) = 0;
  44     virtual void EndPage( wxPrinterDC* dc ) = 0;
  45     virtual wxCoord GetMaxX() const = 0 ;
  46     virtual wxCoord GetMaxY() const = 0 ;
  47     // returns 0 in case of no Error, otherwise platform specific error codes
  48     virtual wxUint32 GetStatus() const = 0 ;
  49     bool Ok() { return GetStatus() == 0 ; }
  50
  51     static wxNativePrinterDC* Create(wxPrintData* data) ;
  52 } ;
  53
  54 class wxMacCarbonPrinterDC : public wxNativePrinterDC
  55 {
  56 public :
  57     wxMacCarbonPrinterDC( wxPrintData* data ) ;
  58     ~wxMacCarbonPrinterDC() ;
  59     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) ;
  60     virtual void EndDoc( wxPrinterDC* dc ) ;
  61     virtual void StartPage( wxPrinterDC* dc ) ;
  62     virtual void EndPage( wxPrinterDC* dc ) ;
  63     virtual wxCoord GetMaxX() const { return m_maxX ; }
  64     virtual wxCoord GetMaxY() const { return m_maxY ; }
  65     virtual wxUint32 GetStatus() const { return m_err ; }
  66 private :
  67     GrafPtr m_macPrintFormerPort ;
  68     wxCoord m_maxX ;
  69     wxCoord m_maxY ;
  70     OSStatus m_err ;
  71 } ;
  72
  73 wxMacCarbonPrinterDC::wxMacCarbonPrinterDC( wxPrintData* data )
  74 {
  75     ::GetPort( & m_macPrintFormerPort ) ;
  76
  77     m_err = noErr ;
  78     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) data->GetNativeData() ;
  79
  80     PMRect rPage;
  81     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
  82     if ( m_err != noErr )
  83         return;
  84
  85     m_maxX = wxCoord(rPage.right - rPage.left) ;
  86     m_maxY = wxCoord(rPage.bottom - rPage.top);
  87 }
  88
  89 wxMacCarbonPrinterDC::~wxMacCarbonPrinterDC()
  90 {
  91     // nothing to release from print data, as wxPrinterDC has all data in its wxPrintData member
  92     ::SetPort( m_macPrintFormerPort ) ;
  93 }
  94
  95 wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
  96 {
  97     return new wxMacCarbonPrinterDC(data) ;
  98 }
  99
 100 bool wxMacCarbonPrinterDC::StartDoc(  wxPrinterDC* dc , const wxString& WXUNUSED(message)  )
 101 {
 102     if ( m_err )
 103         return false ;
 104
 105     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 106
 107 #if wxMAC_USE_CORE_GRAPHICS
 108     {
 109         CFStringRef s[1] = { kPMGraphicsContextCoreGraphics };
 110         CFArrayRef  graphicsContextsArray = CFArrayCreate(NULL, (const void**)s, 1, &kCFTypeArrayCallBacks);
 111         PMSessionSetDocumentFormatGeneration(native->m_macPrintSession, kPMDocumentFormatPDF, graphicsContextsArray, NULL);
 112         CFRelease(graphicsContextsArray);
 113     }
 114 #endif
 115
 116     m_err = PMSessionBeginDocument(native->m_macPrintSession,
 117               native->m_macPrintSettings,
 118               native->m_macPageFormat);
 119     if ( m_err != noErr )
 120         return false;
 121
 122     PMRect rPage;
 123     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 124     if ( m_err != noErr )
 125         return false;
 126
 127     m_maxX = (wxCoord)(rPage.right - rPage.left);
 128     m_maxY = (wxCoord)(rPage.bottom - rPage.top);
 129     return true ;
 130 }
 131
 132 void wxMacCarbonPrinterDC::EndDoc( wxPrinterDC* dc )
 133 {
 134     if ( m_err )
 135         return ;
 136
 137     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 138
 139     m_err = PMSessionEndDocument(native->m_macPrintSession);
 140 }
 141
 142 void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
 143 {
 144     if ( m_err )
 145         return ;
 146
 147     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 148
 149     m_err = PMSessionBeginPage(native->m_macPrintSession,
 150                  native->m_macPageFormat,
 151                  nil);
 152
 153 #if wxMAC_USE_CORE_GRAPHICS
 154     CGContextRef pageContext;
 155 #endif
 156     if ( m_err == noErr )
 157     {
 158 #if wxMAC_USE_CORE_GRAPHICS
 159         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 160                                             kPMGraphicsContextCoreGraphics,
 161                                             (void**) &pageContext );
 162         dc->MacSetCGContext(pageContext) ;
 163 #else
 164         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 165                                             kPMGraphicsContextQuickdraw,
 166                                             (void**) &dc->m_macPort );
 167 #endif
 168     }
 169
 170     if ( m_err != noErr )
 171     {
 172         PMSessionEndPage(native->m_macPrintSession);
 173         PMSessionEndDocument(native->m_macPrintSession);
 174     }
 175     else
 176     {
 177         PMRect rPage;
 178
 179         m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 180         if ( !m_err )
 181         {
 182 #if wxMAC_USE_CORE_GRAPHICS
 183             PMRect paperRect ;
 184             PMGetAdjustedPaperRect( native->m_macPageFormat , &paperRect ) ;
 185             CGContextTranslateCTM( pageContext , -paperRect.left , -paperRect.top + ( rPage.bottom - rPage.top ) ) ;
 186             CGContextScaleCTM( pageContext , 1 , -1 ) ;
 187             CGContextSaveGState( pageContext ) ;
 188 #else
 189             dc->m_macLocalOrigin.x = (int) rPage.left;
 190             dc->m_macLocalOrigin.y = (int) rPage.top;
 191 #endif
 192         }
 193         // since this is a non-critical error, we set the flag back
 194         m_err = noErr ;
 195     }
 196 }
 197
 198 void wxMacCarbonPrinterDC::EndPage( wxPrinterDC* dc )
 199 {
 200     if ( m_err )
 201         return ;
 202
 203     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 204
 205     m_err = PMSessionEndPage(native->m_macPrintSession);
 206     if ( m_err != noErr )
 207     {
 208         PMSessionEndDocument(native->m_macPrintSession);
 209     }
 210 }
 211
 212 wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
 213 {
 214     m_ok = FALSE ;
 215     m_printData = printdata ;
 216     m_printData.ConvertToNative() ;
 217     m_nativePrinterDC = wxNativePrinterDC::Create( &m_printData ) ;
 218     if ( m_nativePrinterDC )
 219     {
 220         m_ok = m_nativePrinterDC->Ok() ;
 221         if ( !m_ok )
 222         {
 223             wxString message ;
 224             message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 225             wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 226             dialog.ShowModal();
 227         }
 228 #if wxMAC_USE_CORE_GRAPHICS
 229         // the cgContext will only be handed over page by page
 230         m_graphicContext = new wxMacCGContext() ;
 231 #endif
 232     }
 233 }
 234
 235 wxPrinterDC::~wxPrinterDC(void)
 236 {
 237 #if wxMAC_USE_CORE_GRAPHICS
 238     // this context was borrowed
 239     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( NULL ) ;
 240 #endif
 241     delete m_nativePrinterDC ;
 242 }
 243
 244 #if wxMAC_USE_CORE_GRAPHICS
 245 void wxPrinterDC::MacSetCGContext( void * cg )
 246 {
 247     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( (CGContextRef) cg ) ;
 248     m_graphicContext->SetPen( m_pen ) ;
 249     m_graphicContext->SetBrush( m_brush ) ;
 250 }
 251 #endif
 252 bool wxPrinterDC::StartDoc( const wxString& message )
 253 {
 254     wxASSERT_MSG( Ok() , wxT("Called wxPrinterDC::StartDoc from an invalid object") ) ;
 255
 256     if ( !m_ok )
 257         return false ;
 258
 259     if ( m_nativePrinterDC->StartDoc(this, message ) )
 260     {
 261         // in case we have to do additional things when successful
 262     }
 263     m_ok = m_nativePrinterDC->Ok() ;
 264     if ( !m_ok )
 265     {
 266         wxString message ;
 267         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 268         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 269         dialog.ShowModal();
 270     }
 271
 272     return m_ok ;
 273 }
 274
 275 void wxPrinterDC::EndDoc(void)
 276 {
 277     if ( !m_ok )
 278         return ;
 279
 280     m_nativePrinterDC->EndDoc( this ) ;
 281     m_ok = m_nativePrinterDC->Ok() ;
 282
 283     if ( !m_ok )
 284     {
 285         wxString message ;
 286         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 287         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 288         dialog.ShowModal();
 289     }
 290 }
 291
 292 void wxPrinterDC::StartPage(void)
 293 {
 294     if ( !m_ok )
 295         return ;
 296
 297     m_logicalFunction = wxCOPY;
 298     //  m_textAlignment = wxALIGN_TOP_LEFT;
 299     m_backgroundMode = wxTRANSPARENT;
 300
 301     m_textForegroundColour = *wxBLACK;
 302     m_textBackgroundColour = *wxWHITE;
 303     m_pen = *wxBLACK_PEN;
 304     m_font = *wxNORMAL_FONT;
 305     m_brush = *wxTRANSPARENT_BRUSH;
 306     m_backgroundBrush = *wxWHITE_BRUSH;
 307 #if !wxMAC_USE_CORE_GRAPHICS
 308     m_macFontInstalled = false ;
 309     m_macBrushInstalled = false ;
 310     m_macPenInstalled = false ;
 311 #endif
 312
 313     m_nativePrinterDC->StartPage(this) ;
 314     m_ok = m_nativePrinterDC->Ok() ;
 315
 316 }
 317
 318 void wxPrinterDC::EndPage(void)
 319 {
 320     if ( !m_ok )
 321         return ;
 322
 323     m_nativePrinterDC->EndPage(this) ;
 324     m_ok = m_nativePrinterDC->Ok() ;
 325 }
 326
 327 void wxPrinterDC::DoGetSize(int *width, int *height) const
 328 {
 329     wxCHECK_RET( m_ok , _T("GetSize() doesn't work without a valid wxPrinterDC") );
 330
 331     if ( width )
 332         * width = m_nativePrinterDC->GetMaxX() ;
 333     if ( height )
 334         * height = m_nativePrinterDC->GetMaxY() ;
 335 }
 336
 337 #endif