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