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 #include "wx/graphics.h"
  31
  32 IMPLEMENT_CLASS(wxPrinterDC, wxDC)
  33
  34 class wxNativePrinterDC
  35 {
  36 public :
  37     wxNativePrinterDC() {}
  38     virtual ~wxNativePrinterDC() {}
  39     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) = 0;
  40     virtual void EndDoc( wxPrinterDC* dc ) = 0;
  41     virtual void StartPage( wxPrinterDC* dc ) = 0;
  42     virtual void EndPage( wxPrinterDC* dc ) = 0;
  43     virtual void GetSize( int *w , int *h) const = 0 ;
  44     virtual wxSize GetPPI() const = 0 ;
  45
  46     // returns 0 in case of no Error, otherwise platform specific error codes
  47     virtual wxUint32 GetStatus() const = 0 ;
  48     bool Ok() { return GetStatus() == 0 ; }
  49
  50     static wxNativePrinterDC* Create(wxPrintData* data) ;
  51 } ;
  52
  53 class wxMacCarbonPrinterDC : public wxNativePrinterDC
  54 {
  55 public :
  56     wxMacCarbonPrinterDC( wxPrintData* data ) ;
  57     virtual ~wxMacCarbonPrinterDC() ;
  58     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) ;
  59     virtual void EndDoc( wxPrinterDC* dc ) ;
  60     virtual void StartPage( wxPrinterDC* dc ) ;
  61     virtual void EndPage( wxPrinterDC* dc ) ;
  62     virtual wxUint32 GetStatus() const { return m_err ; }
  63     virtual void GetSize( int *w , int *h) const ;
  64     virtual wxSize GetPPI() const ;
  65 private :
  66 #if !wxMAC_USE_CORE_GRAPHICS
  67     GrafPtr m_macPrintFormerPort ;
  68 #endif
  69     wxCoord m_maxX ;
  70     wxCoord m_maxY ;
  71     wxSize  m_ppi ;
  72     OSStatus m_err ;
  73 } ;
  74
  75 wxMacCarbonPrinterDC::wxMacCarbonPrinterDC( wxPrintData* data )
  76 {
  77 #if !wxMAC_USE_CORE_GRAPHICS
  78     ::GetPort( & m_macPrintFormerPort ) ;
  79 #endif
  80     m_err = noErr ;
  81     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) data->GetNativeData() ;
  82
  83     PMRect rPage;
  84     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
  85     if ( m_err != noErr )
  86         return;
  87
  88     m_maxX = wxCoord(rPage.right - rPage.left) ;
  89     m_maxY = wxCoord(rPage.bottom - rPage.top);
  90
  91     PMResolution res;
  92 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
  93     PMPrinter printer;
  94     PMSessionGetCurrentPrinter(native->m_macPrintSession, &printer);
  95     PMPrinterGetOutputResolution( printer, native->m_macPrintSettings, &res) ;
  96 #else
  97     m_err = PMGetResolution((PMPageFormat) (native->m_macPageFormat), &res);
  98 #endif
  99     m_ppi = wxSize(int(res.hRes), int(res.vRes));
 100 }
 101
 102 wxMacCarbonPrinterDC::~wxMacCarbonPrinterDC()
 103 {
 104 #if !wxMAC_USE_CORE_GRAPHICS
 105     // nothing to release from print data, as wxPrinterDC has all data in its wxPrintData member
 106     ::SetPort( m_macPrintFormerPort ) ;
 107 #endif
 108 }
 109
 110 wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
 111 {
 112     return new wxMacCarbonPrinterDC(data) ;
 113 }
 114
 115 bool wxMacCarbonPrinterDC::StartDoc(  wxPrinterDC* dc , const wxString& WXUNUSED(message)  )
 116 {
 117     if ( m_err )
 118         return false ;
 119
 120     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 121
 122 #if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_4 && wxMAC_USE_CORE_GRAPHICS
 123     {
 124         CFStringRef s[1] = { kPMGraphicsContextCoreGraphics };
 125         CFArrayRef  graphicsContextsArray = CFArrayCreate(NULL, (const void**)s, 1, &kCFTypeArrayCallBacks);
 126         PMSessionSetDocumentFormatGeneration(native->m_macPrintSession, kPMDocumentFormatPDF, graphicsContextsArray, NULL);
 127         CFRelease(graphicsContextsArray);
 128     }
 129 #endif
 130 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_4 && wxMAC_USE_CORE_GRAPHICS
 131     m_err = PMSessionBeginCGDocument(native->m_macPrintSession,
 132               native->m_macPrintSettings,
 133               native->m_macPageFormat);
 134 #else
 135     m_err = PMSessionBeginDocument(native->m_macPrintSession,
 136               native->m_macPrintSettings,
 137               native->m_macPageFormat);
 138
 139 #endif
 140
 141     if ( m_err != noErr )
 142         return false;
 143
 144     PMRect rPage;
 145     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 146     if ( m_err != noErr )
 147         return false ;
 148
 149     m_maxX = wxCoord(rPage.right - rPage.left) ;
 150     m_maxY = wxCoord(rPage.bottom - rPage.top);
 151
 152     PMResolution res;
 153 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
 154     PMPrinter printer;
 155     PMSessionGetCurrentPrinter(native->m_macPrintSession, &printer);
 156     PMPrinterGetOutputResolution( printer, native->m_macPrintSettings, &res) ;
 157 #else
 158     m_err = PMGetResolution((PMPageFormat) (native->m_macPageFormat), &res);
 159 #endif
 160     m_ppi = wxSize(int(res.hRes), int(res.vRes));
 161     return true ;
 162 }
 163
 164 void wxMacCarbonPrinterDC::EndDoc( wxPrinterDC* dc )
 165 {
 166     if ( m_err )
 167         return ;
 168
 169     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 170
 171     m_err = PMSessionEndDocument(native->m_macPrintSession);
 172 }
 173
 174 void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
 175 {
 176     if ( m_err )
 177         return ;
 178
 179     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 180
 181     m_err = PMSessionBeginPage(native->m_macPrintSession,
 182                  native->m_macPageFormat,
 183                  nil);
 184
 185 #if wxMAC_USE_CORE_GRAPHICS
 186     CGContextRef pageContext;
 187 #endif
 188     if ( m_err == noErr )
 189     {
 190 #if wxMAC_USE_CORE_GRAPHICS
 191 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_4
 192         m_err = PMSessionGetCGGraphicsContext(native->m_macPrintSession,
 193                                             &pageContext );
 194
 195 #else
 196         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 197                                             kPMGraphicsContextCoreGraphics,
 198                                             (void**) &pageContext );
 199 #endif
 200 #else
 201         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 202                                             kPMGraphicsContextQuickdraw,
 203                                             (void**) &dc->m_macPort );
 204 #endif
 205     }
 206
 207     if ( m_err != noErr )
 208     {
 209         PMSessionEndPage(native->m_macPrintSession);
 210         PMSessionEndDocument(native->m_macPrintSession);
 211     }
 212     else
 213     {
 214         PMRect rPage;
 215
 216         m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 217         if ( !m_err )
 218         {
 219 #if wxMAC_USE_CORE_GRAPHICS
 220             PMRect paperRect ;
 221             PMGetAdjustedPaperRect( native->m_macPageFormat , &paperRect ) ;
 222             // make sure (0,0) is at the upper left of the printable area (wx conventions)
 223             // Core Graphics initially has the lower left of the paper as 0,0
 224             CGContextTranslateCTM( pageContext , -paperRect.left , paperRect.bottom ) ;
 225             CGContextScaleCTM( pageContext , 1 , -1 ) ;
 226 #else
 227             dc->SetDeviceLocalOrigin( (wxCoord) rPage.left, (wxCoord) rPage.top );
 228 #endif
 229         }
 230         // since this is a non-critical error, we set the flag back
 231         m_err = noErr ;
 232     }
 233 #if wxMAC_USE_CORE_GRAPHICS
 234     dc->SetGraphicsContext( wxGraphicsContext::CreateFromNative( pageContext ) );
 235 #endif
 236 }
 237
 238 void wxMacCarbonPrinterDC::EndPage( wxPrinterDC* dc )
 239 {
 240     if ( m_err )
 241         return ;
 242
 243     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 244
 245     m_err = PMSessionEndPage(native->m_macPrintSession);
 246     if ( m_err != noErr )
 247     {
 248         PMSessionEndDocument(native->m_macPrintSession);
 249     }
 250 #if wxMAC_USE_CORE_GRAPHICS
 251     // the cg context we got when starting the page isn't valid anymore, so replace it
 252     dc->SetGraphicsContext( wxGraphicsContext::Create() );
 253 #endif
 254 }
 255
 256 void wxMacCarbonPrinterDC::GetSize( int *w , int *h) const
 257 {
 258     if ( w )
 259         *w = m_maxX ;
 260     if ( h )
 261         *h = m_maxY ;
 262 }
 263
 264 wxSize wxMacCarbonPrinterDC::GetPPI() const
 265 {
 266      return m_ppi ;
 267 };
 268
 269 //
 270 //
 271 //
 272
 273 wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
 274 {
 275     m_ok = false ;
 276     m_printData = printdata ;
 277     m_printData.ConvertToNative() ;
 278     m_nativePrinterDC = wxNativePrinterDC::Create( &m_printData ) ;
 279     if ( m_nativePrinterDC )
 280     {
 281         m_ok = m_nativePrinterDC->Ok() ;
 282         if ( !m_ok )
 283         {
 284             wxString message ;
 285             message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 286             wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 287             dialog.ShowModal();
 288         }
 289         else
 290         {
 291             wxSize sz = GetPPI();
 292             m_mm_to_pix_x = mm2inches * sz.x;
 293             m_mm_to_pix_y = mm2inches * sz.y;
 294         }
 295 #if wxMAC_USE_CORE_GRAPHICS
 296         // we need at least a measuring context because people start measuring before a page
 297         // gets printed at all
 298         SetGraphicsContext( wxGraphicsContext::Create() );
 299 #endif
 300     }
 301 }
 302
 303 wxSize wxPrinterDC::GetPPI() const
 304 {
 305     return m_nativePrinterDC->GetPPI() ;
 306 }
 307
 308 wxPrinterDC::~wxPrinterDC(void)
 309 {
 310     delete m_nativePrinterDC ;
 311 }
 312
 313 bool wxPrinterDC::StartDoc( const wxString& message )
 314 {
 315     wxASSERT_MSG( Ok() , wxT("Called wxPrinterDC::StartDoc from an invalid object") ) ;
 316
 317     if ( !m_ok )
 318         return false ;
 319
 320     if ( m_nativePrinterDC->StartDoc(this, message ) )
 321     {
 322         // in case we have to do additional things when successful
 323     }
 324     m_ok = m_nativePrinterDC->Ok() ;
 325     if ( !m_ok )
 326     {
 327         wxString message ;
 328         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 329         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 330         dialog.ShowModal();
 331     }
 332
 333     return m_ok ;
 334 }
 335
 336 void wxPrinterDC::EndDoc(void)
 337 {
 338     if ( !m_ok )
 339         return ;
 340
 341     m_nativePrinterDC->EndDoc( this ) ;
 342     m_ok = m_nativePrinterDC->Ok() ;
 343
 344     if ( !m_ok )
 345     {
 346         wxString message ;
 347         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 348         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 349         dialog.ShowModal();
 350     }
 351 }
 352
 353 wxRect wxPrinterDC::GetPaperRect()
 354 {
 355     wxCoord w, h;
 356     GetSize(&w, &h);
 357     wxRect pageRect(0, 0, w, h);
 358     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) m_printData.GetNativeData() ;
 359     OSStatus err = noErr ;
 360     PMRect rPaper;
 361     err = PMGetAdjustedPaperRect(native->m_macPageFormat, &rPaper);
 362     if ( err != noErr )
 363         return pageRect;
 364     return wxRect(wxCoord(rPaper.left), wxCoord(rPaper.top),
 365         wxCoord(rPaper.right - rPaper.left), wxCoord(rPaper.bottom - rPaper.top));
 366 }
 367
 368 void wxPrinterDC::StartPage(void)
 369 {
 370     if ( !m_ok )
 371         return ;
 372
 373     m_logicalFunction = wxCOPY;
 374     //  m_textAlignment = wxALIGN_TOP_LEFT;
 375     m_backgroundMode = wxTRANSPARENT;
 376
 377     m_textForegroundColour = *wxBLACK;
 378     m_textBackgroundColour = *wxWHITE;
 379     m_pen = *wxBLACK_PEN;
 380     m_font = *wxNORMAL_FONT;
 381     m_brush = *wxTRANSPARENT_BRUSH;
 382     m_backgroundBrush = *wxWHITE_BRUSH;
 383 #if !wxMAC_USE_CORE_GRAPHICS
 384     m_macFontInstalled = false ;
 385     m_macBrushInstalled = false ;
 386     m_macPenInstalled = false ;
 387 #endif
 388
 389     m_nativePrinterDC->StartPage(this) ;
 390     m_ok = m_nativePrinterDC->Ok() ;
 391
 392 }
 393
 394 void wxPrinterDC::EndPage(void)
 395 {
 396     if ( !m_ok )
 397         return ;
 398
 399     m_nativePrinterDC->EndPage(this) ;
 400     m_ok = m_nativePrinterDC->Ok() ;
 401 }
 402
 403 void wxPrinterDC::DoGetSize(int *width, int *height) const
 404 {
 405     wxCHECK_RET( m_ok , _T("GetSize() doesn't work without a valid wxPrinterDC") );
 406     m_nativePrinterDC->GetSize(width,  height ) ;
 407 }
 408
 409 #endif