src/mac/carbon/dcprint.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/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 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #if wxUSE_PRINTING_ARCHITECTURE
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #include "wx/dcprint.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/msgdlg.h"
  25     #include "wx/math.h"
  26 #endif
  27
  28 #include "wx/mac/uma.h"
  29 #include "wx/mac/private/print.h"
  30
  31 IMPLEMENT_CLASS(wxPrinterDC, wxDC)
  32
  33 class wxNativePrinterDC
  34 {
  35 public :
  36     wxNativePrinterDC() {}
  37     virtual ~wxNativePrinterDC() {}
  38     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) = 0;
  39     virtual void EndDoc( wxPrinterDC* dc ) = 0;
  40     virtual void StartPage( wxPrinterDC* dc ) = 0;
  41     virtual void EndPage( wxPrinterDC* dc ) = 0;
  42     virtual void GetSize( int *w , int *h) const = 0 ;
  43     virtual wxSize GetPPI() const = 0 ;
  44
  45     // returns 0 in case of no Error, otherwise platform specific error codes
  46     virtual wxUint32 GetStatus() const = 0 ;
  47     bool Ok() { return GetStatus() == 0 ; }
  48
  49     static wxNativePrinterDC* Create(wxPrintData* data) ;
  50 } ;
  51
  52 class wxMacCarbonPrinterDC : public wxNativePrinterDC
  53 {
  54 public :
  55     wxMacCarbonPrinterDC( wxPrintData* data ) ;
  56     virtual ~wxMacCarbonPrinterDC() ;
  57     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) ;
  58     virtual void EndDoc( wxPrinterDC* dc ) ;
  59     virtual void StartPage( wxPrinterDC* dc ) ;
  60     virtual void EndPage( wxPrinterDC* dc ) ;
  61     virtual wxUint32 GetStatus() const { return m_err ; }
  62     virtual void GetSize( int *w , int *h) const ;
  63     virtual wxSize GetPPI() const ;
  64 private :
  65     GrafPtr m_macPrintFormerPort ;
  66     wxCoord m_maxX ;
  67     wxCoord m_maxY ;
  68     wxSize  m_ppi ;
  69     OSStatus m_err ;
  70 } ;
  71
  72 wxMacCarbonPrinterDC::wxMacCarbonPrinterDC( wxPrintData* data )
  73 {
  74     ::GetPort( & m_macPrintFormerPort ) ;
  75
  76     m_err = noErr ;
  77     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) data->GetNativeData() ;
  78
  79     PMRect rPage;
  80     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
  81     if ( m_err != noErr )
  82         return;
  83
  84     m_maxX = wxCoord(rPage.right - rPage.left) ;
  85     m_maxY = wxCoord(rPage.bottom - rPage.top);
  86
  87     PMResolution res;
  88     m_err = PMGetResolution((PMPageFormat) (native->m_macPageFormat), &res);
  89     m_ppi = wxSize(int(res.hRes), int(res.vRes));
  90 }
  91
  92 wxMacCarbonPrinterDC::~wxMacCarbonPrinterDC()
  93 {
  94     // nothing to release from print data, as wxPrinterDC has all data in its wxPrintData member
  95     ::SetPort( m_macPrintFormerPort ) ;
  96 }
  97
  98 wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
  99 {
 100     return new wxMacCarbonPrinterDC(data) ;
 101 }
 102
 103 bool wxMacCarbonPrinterDC::StartDoc(  wxPrinterDC* dc , const wxString& WXUNUSED(message)  )
 104 {
 105     if ( m_err )
 106         return false ;
 107
 108     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 109
 110 #if wxMAC_USE_CORE_GRAPHICS
 111     {
 112         CFStringRef s[1] = { kPMGraphicsContextCoreGraphics };
 113         CFArrayRef  graphicsContextsArray = CFArrayCreate(NULL, (const void**)s, 1, &kCFTypeArrayCallBacks);
 114         PMSessionSetDocumentFormatGeneration(native->m_macPrintSession, kPMDocumentFormatPDF, graphicsContextsArray, NULL);
 115         CFRelease(graphicsContextsArray);
 116     }
 117 #endif
 118
 119     m_err = PMSessionBeginDocument(native->m_macPrintSession,
 120               native->m_macPrintSettings,
 121               native->m_macPageFormat);
 122     if ( m_err != noErr )
 123         return false;
 124
 125     PMRect rPage;
 126     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 127     if ( m_err != noErr )
 128         return false ;
 129
 130     m_maxX = wxCoord(rPage.right - rPage.left) ;
 131     m_maxY = wxCoord(rPage.bottom - rPage.top);
 132
 133     PMResolution res;
 134     m_err = PMGetResolution((PMPageFormat) (native->m_macPageFormat), &res);
 135     m_ppi = wxSize(int(res.hRes), int(res.vRes));
 136     return true ;
 137 }
 138
 139 void wxMacCarbonPrinterDC::EndDoc( wxPrinterDC* dc )
 140 {
 141     if ( m_err )
 142         return ;
 143
 144     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 145
 146     m_err = PMSessionEndDocument(native->m_macPrintSession);
 147 }
 148
 149 void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
 150 {
 151     if ( m_err )
 152         return ;
 153
 154     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 155
 156     m_err = PMSessionBeginPage(native->m_macPrintSession,
 157                  native->m_macPageFormat,
 158                  nil);
 159
 160 #if wxMAC_USE_CORE_GRAPHICS
 161     CGContextRef pageContext;
 162 #endif
 163     if ( m_err == noErr )
 164     {
 165 #if wxMAC_USE_CORE_GRAPHICS
 166         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 167                                             kPMGraphicsContextCoreGraphics,
 168                                             (void**) &pageContext );
 169         dc->MacSetCGContext(pageContext) ;
 170 #else
 171         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 172                                             kPMGraphicsContextQuickdraw,
 173                                             (void**) &dc->m_macPort );
 174 #endif
 175     }
 176
 177     if ( m_err != noErr )
 178     {
 179         PMSessionEndPage(native->m_macPrintSession);
 180         PMSessionEndDocument(native->m_macPrintSession);
 181     }
 182     else
 183     {
 184         PMRect rPage;
 185
 186         m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 187         if ( !m_err )
 188         {
 189 #if wxMAC_USE_CORE_GRAPHICS
 190             PMRect paperRect ;
 191             PMGetAdjustedPaperRect( native->m_macPageFormat , &paperRect ) ;
 192             CGContextTranslateCTM( pageContext , -paperRect.left , -paperRect.top + ( rPage.bottom - rPage.top ) ) ;
 193             CGContextScaleCTM( pageContext , 1 , -1 ) ;
 194             CGContextSaveGState( pageContext ) ;
 195 #else
 196             dc->m_macLocalOrigin.x = (int) rPage.left;
 197             dc->m_macLocalOrigin.y = (int) rPage.top;
 198 #endif
 199         }
 200         // since this is a non-critical error, we set the flag back
 201         m_err = noErr ;
 202     }
 203 }
 204
 205 void wxMacCarbonPrinterDC::EndPage( wxPrinterDC* dc )
 206 {
 207     if ( m_err )
 208         return ;
 209
 210     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 211
 212     m_err = PMSessionEndPage(native->m_macPrintSession);
 213     if ( m_err != noErr )
 214     {
 215         PMSessionEndDocument(native->m_macPrintSession);
 216     }
 217 }
 218
 219 void wxMacCarbonPrinterDC::GetSize( int *w , int *h) const
 220 {
 221     if ( w )
 222         *w = m_maxX ;
 223     if ( h )
 224         *h = m_maxY ;
 225 }
 226
 227 wxSize wxMacCarbonPrinterDC::GetPPI() const
 228 {
 229      return m_ppi ;
 230 };
 231
 232 //
 233 //
 234 //
 235
 236 wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
 237 {
 238     m_ok = false ;
 239     m_printData = printdata ;
 240     m_printData.ConvertToNative() ;
 241     m_nativePrinterDC = wxNativePrinterDC::Create( &m_printData ) ;
 242     if ( m_nativePrinterDC )
 243     {
 244         m_ok = m_nativePrinterDC->Ok() ;
 245         if ( !m_ok )
 246         {
 247             wxString message ;
 248             message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 249             wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 250             dialog.ShowModal();
 251         }
 252         else
 253         {
 254             wxSize sz = GetPPI();
 255             m_mm_to_pix_x = mm2inches * sz.x;
 256             m_mm_to_pix_y = mm2inches * sz.y;
 257         }
 258 #if wxMAC_USE_CORE_GRAPHICS
 259         // the cgContext will only be handed over page by page
 260         m_graphicContext = new wxMacCGContext() ;
 261 #endif
 262     }
 263 }
 264
 265 wxSize wxPrinterDC::GetPPI() const
 266 {
 267     return m_nativePrinterDC->GetPPI() ;
 268 }
 269
 270 wxPrinterDC::~wxPrinterDC(void)
 271 {
 272 #if wxMAC_USE_CORE_GRAPHICS
 273     // this context was borrowed
 274     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( NULL ) ;
 275 #endif
 276     delete m_nativePrinterDC ;
 277 }
 278
 279 #if wxMAC_USE_CORE_GRAPHICS
 280 void wxPrinterDC::MacSetCGContext( void * cg )
 281 {
 282     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( (CGContextRef) cg ) ;
 283     m_graphicContext->SetPen( m_pen ) ;
 284     m_graphicContext->SetBrush( m_brush ) ;
 285 }
 286 #endif
 287 bool wxPrinterDC::StartDoc( const wxString& message )
 288 {
 289     wxASSERT_MSG( Ok() , wxT("Called wxPrinterDC::StartDoc from an invalid object") ) ;
 290
 291     if ( !m_ok )
 292         return false ;
 293
 294     if ( m_nativePrinterDC->StartDoc(this, message ) )
 295     {
 296         // in case we have to do additional things when successful
 297     }
 298     m_ok = m_nativePrinterDC->Ok() ;
 299     if ( !m_ok )
 300     {
 301         wxString message ;
 302         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 303         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 304         dialog.ShowModal();
 305     }
 306
 307     return m_ok ;
 308 }
 309
 310 void wxPrinterDC::EndDoc(void)
 311 {
 312     if ( !m_ok )
 313         return ;
 314
 315     m_nativePrinterDC->EndDoc( this ) ;
 316     m_ok = m_nativePrinterDC->Ok() ;
 317
 318     if ( !m_ok )
 319     {
 320         wxString message ;
 321         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 322         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 323         dialog.ShowModal();
 324     }
 325 }
 326
 327 void wxPrinterDC::StartPage(void)
 328 {
 329     if ( !m_ok )
 330         return ;
 331
 332     m_logicalFunction = wxCOPY;
 333     //  m_textAlignment = wxALIGN_TOP_LEFT;
 334     m_backgroundMode = wxTRANSPARENT;
 335
 336     m_textForegroundColour = *wxBLACK;
 337     m_textBackgroundColour = *wxWHITE;
 338     m_pen = *wxBLACK_PEN;
 339     m_font = *wxNORMAL_FONT;
 340     m_brush = *wxTRANSPARENT_BRUSH;
 341     m_backgroundBrush = *wxWHITE_BRUSH;
 342 #if !wxMAC_USE_CORE_GRAPHICS
 343     m_macFontInstalled = false ;
 344     m_macBrushInstalled = false ;
 345     m_macPenInstalled = false ;
 346 #endif
 347
 348     m_nativePrinterDC->StartPage(this) ;
 349     m_ok = m_nativePrinterDC->Ok() ;
 350
 351 }
 352
 353 void wxPrinterDC::EndPage(void)
 354 {
 355     if ( !m_ok )
 356         return ;
 357
 358     m_nativePrinterDC->EndPage(this) ;
 359     m_ok = m_nativePrinterDC->Ok() ;
 360 }
 361
 362 void wxPrinterDC::DoGetSize(int *width, int *height) const
 363 {
 364     wxCHECK_RET( m_ok , _T("GetSize() doesn't work without a valid wxPrinterDC") );
 365     m_nativePrinterDC->GetSize(width,  height ) ;
 366 }
 367
 368 #endif