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