// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/msgdlg.h"
#include <math.h>
#include "wx/mac/uma.h"
-#ifndef __DARWIN__
-#include "Printing.h"
-#endif
-
-#if defined(TARGET_CARBON) && !defined(__DARWIN__)
-# if PM_USE_SESSION_APIS
-# include <PMCore.h>
-# endif
-# include <PMApplication.h>
-#endif
+#include "wx/mac/private/print.h"
#if !USE_SHARED_LIBRARY
IMPLEMENT_CLASS(wxPrinterDC, wxDC)
#endif
-GrafPtr macPrintFormerPort = NULL ;
+class wxNativePrinterDC
+{
+public :
+ wxNativePrinterDC() {}
+ virtual ~wxNativePrinterDC() {}
+ virtual bool StartDoc( wxPrinterDC* dc , const wxString& message ) = 0;
+ virtual void EndDoc( wxPrinterDC* dc ) = 0;
+ virtual void StartPage( wxPrinterDC* dc ) = 0;
+ virtual void EndPage( wxPrinterDC* dc ) = 0;
+ virtual wxCoord GetMaxX() const = 0 ;
+ virtual wxCoord GetMaxY() const = 0 ;
+ // returns 0 in case of no Error, otherwise platform specific error codes
+ virtual wxUint32 GetStatus() const = 0 ;
+ bool Ok() { return GetStatus() == 0 ; }
-wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
+ static wxNativePrinterDC* Create(wxPrintData* data) ;
+} ;
+
+#if TARGET_CARBON
+
+class wxMacCarbonPrinterDC : public wxNativePrinterDC
{
- OSStatus err ;
- wxString message ;
-
- m_printData = printdata ;
- m_printData.ConvertToNative() ;
+public :
+ wxMacCarbonPrinterDC( wxPrintData* data ) ;
+ ~wxMacCarbonPrinterDC() ;
+ virtual bool StartDoc( wxPrinterDC* dc , const wxString& message ) ;
+ virtual void EndDoc( wxPrinterDC* dc ) ;
+ virtual void StartPage( wxPrinterDC* dc ) ;
+ virtual void EndPage( wxPrinterDC* dc ) ;
+ virtual wxCoord GetMaxX() const { return m_maxX ; }
+ virtual wxCoord GetMaxY() const { return m_maxY ; }
+ virtual wxUint32 GetStatus() const { return m_err ; }
+private :
+ GrafPtr m_macPrintFormerPort ;
+ wxCoord m_maxX ;
+ wxCoord m_maxY ;
+ OSStatus m_err ;
+} ;
-#if TARGET_CARBON && PM_USE_SESSION_APIS
- err = UMAPrOpen(&m_macPrintSessionPort) ;
- if ( err != noErr || m_macPrintSessionPort == kPMNoData )
-#else
- err = UMAPrOpen(NULL) ;
- if ( err != noErr )
-#endif
- {
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
-#if TARGET_CARBON && PM_USE_SESSION_APIS
- UMAPrClose(&m_macPrintSessionPort) ;
-#else
- UMAPrClose(NULL) ;
-#endif
- m_ok = FALSE;
+wxMacCarbonPrinterDC::wxMacCarbonPrinterDC( wxPrintData* data )
+{
+ ::GetPort( & m_macPrintFormerPort ) ;
+
+ m_err = noErr ;
+ wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) data->m_nativePrintData ;
+
+ PMRect rPage;
+ m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
+ if ( m_err != noErr )
return;
- }
-
-#if !TARGET_CARBON
- if ( ::PrValidate( (THPrint) m_printData.m_macPrintSettings ) )
- {
- ::PrStlDialog( (THPrint) m_printData.m_macPrintSettings ) ;
- // the driver has changed in the mean time, should we pop up a page setup dialog ?
- }
- err = PrError() ;
- if ( err != noErr )
+
+ m_maxX = wxCoord(rPage.right - rPage.left) ;
+ m_maxY = wxCoord(rPage.bottom - rPage.top);
+}
+
+wxMacCarbonPrinterDC::~wxMacCarbonPrinterDC()
+{
+ // nothing to release from print data, as wxPrinterDC has all data in its wxPrintData member
+ ::SetPort( m_macPrintFormerPort ) ;
+}
+
+wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
+{
+ return new wxMacCarbonPrinterDC(data) ;
+}
+
+bool wxMacCarbonPrinterDC::StartDoc( wxPrinterDC* dc , const wxString& WXUNUSED(message) )
+{
+ if ( m_err )
+ return false ;
+
+ wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().m_nativePrintData ;
+
+ m_err = PMSessionBeginDocument(native->m_macPrintSession,
+ native->m_macPrintSettings,
+ native->m_macPageFormat);
+ if ( m_err != noErr )
+ return false;
+
+ PMRect rPage;
+ m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
+ if ( m_err != noErr )
+ return false;
+
+ m_maxX = (wxCoord)(rPage.right - rPage.left);
+ m_maxY = (wxCoord)(rPage.bottom - rPage.top);
+ return true ;
+}
+
+void wxMacCarbonPrinterDC::EndDoc( wxPrinterDC* dc )
+{
+ if ( m_err )
+ return ;
+
+ wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().m_nativePrintData ;
+
+ m_err = PMSessionEndDocument(native->m_macPrintSession);
+}
+
+void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
+{
+ if ( m_err )
+ return ;
+
+ wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().m_nativePrintData ;
+
+ m_err = PMSessionBeginPage(native->m_macPrintSession,
+ native->m_macPageFormat,
+ nil);
+
+ if ( m_err == noErr )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- UMAPrClose(NULL) ;
- m_ok = FALSE;
- return;
+ m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
+ nil,
+ (void**) &dc->m_macPort );
}
- ::GetPort( &macPrintFormerPort ) ;
- m_macPrintSessionPort = ::PrOpenDoc( (THPrint) m_printData.m_macPrintSettings , NULL , NULL ) ;
- err = PrError() ;
- if ( err )
+
+ if ( m_err != noErr )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- UMAPrClose(NULL) ;
- m_ok = FALSE;
- return;
+ PMSessionEndPage(native->m_macPrintSession);
+ PMSessionEndDocument(native->m_macPrintSession);
}
- // sets current port
- m_macPort = (GrafPtr ) m_macPrintSessionPort ;
-#else
- #if PM_USE_SESSION_APIS
- err = PMSessionBeginDocument((PMPrintSession)m_macPrintSessionPort,
- (PMPrintSettings)m_printData.m_macPrintSettings,
- (PMPageFormat)m_printData.m_macPageFormat);
- if ( err != noErr )
- #else
- m_macPrintSessionPort = kPMNoReference ;
- err = PMBeginDocument(
- m_printData.m_macPrintSettings,
- m_printData.m_macPageFormat,
- &m_macPrintSessionPort);
- if ( err != noErr || m_macPrintSessionPort == kPMNoReference )
- #endif
+ else
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- #if TARGET_CARBON && PM_USE_SESSION_APIS
- UMAPrClose(&m_macPrintSessionPort) ;
- #else
- UMAPrClose(NULL) ;
- #endif
- m_ok = FALSE;
- return;
+ PMRect rPage;
+
+ m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
+ if ( !m_err )
+ {
+ dc->m_macLocalOrigin.x = (int) rPage.left;
+ dc->m_macLocalOrigin.y = (int) rPage.top;
+ }
+ // since this is a non-critical error, we set the flag back
+ m_err = noErr ;
}
- // sets current port
- ::GetPort( (GrafPtr *)&m_macPort ) ;
-#endif
- m_ok = TRUE ;
- m_minY = m_minX = 0 ;
-#if TARGET_CARBON
- PMRect rPaper;
-
- err = PMGetAdjustedPaperRect((PMPageFormat)m_printData.m_macPageFormat, &rPaper);
- if ( err != noErr )
+}
+
+void wxMacCarbonPrinterDC::EndPage( wxPrinterDC* dc )
+{
+ if ( m_err )
+ return ;
+
+ wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().m_nativePrintData ;
+
+ m_err = PMSessionEndPage(native->m_macPrintSession);
+ if ( m_err != noErr )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- #if TARGET_CARBON && PM_USE_SESSION_APIS
- UMAPrClose(&m_macPrintSessionPort) ;
- #else
- UMAPrClose(NULL) ;
- #endif
- m_ok = FALSE;
- return;
+ PMSessionEndDocument(native->m_macPrintSession);
}
- m_maxX = wxCoord(rPaper.right - rPaper.left) ;
- m_maxY = wxCoord(rPaper.bottom - rPaper.top);
+}
+
#else
- m_maxX = (**(THPrint)m_printData.m_macPrintSettings).rPaper.right - (**(THPrint)m_printData.m_macPrintSettings).rPaper.left ;
- m_maxY = (**(THPrint)m_printData.m_macPrintSettings).rPaper.bottom - (**(THPrint)m_printData.m_macPrintSettings).rPaper.top ;
-#endif
+
+class wxMacClassicPrinterDC : public wxNativePrinterDC
+{
+public :
+ wxMacClassicPrinterDC( wxPrintData* data ) ;
+ ~wxMacClassicPrinterDC() ;
+ virtual bool StartDoc( wxPrinterDC* dc , const wxString& message ) ;
+ virtual void EndDoc( wxPrinterDC* dc ) ;
+ virtual void StartPage( wxPrinterDC* dc ) ;
+ virtual void EndPage( wxPrinterDC* dc ) ;
+ virtual wxCoord GetMaxX() const { return m_maxX ; }
+ virtual wxCoord GetMaxY() const { return m_maxY ; }
+ virtual wxUint32 GetStatus() const { return m_err ; }
+private :
+ GrafPtr m_macPrintFormerPort ;
+ TPPrPort m_macPrintingPort ;
+ OSErr m_err ;
+ long m_maxX ;
+ long m_maxY ;
+} ;
+
+wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
+{
+ return new wxMacClassicPrinterDC(data) ;
}
-wxPrinterDC::~wxPrinterDC(void)
+wxMacClassicPrinterDC::wxMacClassicPrinterDC(wxPrintData* data)
{
- OSStatus err ;
- wxString message ;
-#if !TARGET_CARBON
- if ( m_ok )
+ ::GetPort( &m_macPrintFormerPort ) ;
+ m_err = noErr ;
+ ::UMAPrOpen() ;
+ m_err = PrError() ;
+ if ( m_err != noErr )
+ return;
+
+ wxMacClassicPrintData *native = (wxMacClassicPrintData*) data->m_nativePrintData ;
+
+ if ( ::PrValidate( native->m_macPrintSettings ) )
{
- ::PrCloseDoc( (TPPrPort) m_macPrintSessionPort ) ;
- err = PrError() ;
-
- if ( err == noErr )
- {
- if ( (**(THPrint)m_printData.m_macPrintSettings).prJob.bJDocLoop == bSpoolLoop )
- {
- TPrStatus status ;
- ::PrPicFile( (THPrint) m_printData.m_macPrintSettings , NULL , NULL , NULL , &status ) ;
- }
- }
- else
+ // the driver has changed in the mean time, should we pop up a page setup dialog ?
+ if ( !::PrStlDialog( native->m_macPrintSettings ) )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
+ m_err = -1 ;
+ return;
}
- ::UMAPrClose(NULL) ;
-// ::SetPort( macPrintFormerPort ) ;
- ::SetPort( LMGetWMgrPort() ) ;
}
-#else
- if ( m_ok )
+ m_err = PrError() ;
+
+ if ( m_err == noErr )
{
- #if PM_USE_SESSION_APIS
- err = PMSessionEndDocument((PMPrintSession)m_macPrintSessionPort);
- #else
- err = PMEndDocument(m_macPrintSessionPort);
- #endif
- if ( err != noErr )
- {
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- }
- #if TARGET_CARBON && PM_USE_SESSION_APIS
- UMAPrClose(&m_macPrintSessionPort) ;
- #else
- UMAPrClose(NULL) ;
- #endif
+ m_maxX = (**native->m_macPrintSettings).prInfo.rPage.right - (**native->m_macPrintSettings).prInfo.rPage.left ;
+ m_maxY = (**native->m_macPrintSettings).prInfo.rPage.bottom - (**native->m_macPrintSettings).prInfo.rPage.top ;
}
-#endif
}
-bool wxPrinterDC::StartDoc( const wxString& WXUNUSED(message) )
+wxMacClassicPrinterDC::~wxMacClassicPrinterDC()
{
- return m_ok ;
+ ::UMAPrClose() ;
+ ::SetPort( LMGetWMgrPort() ) ;
}
-void wxPrinterDC::EndDoc(void)
+bool wxMacClassicPrinterDC::StartDoc( wxPrinterDC* dc , const wxString& WXUNUSED(message) )
{
+ if ( m_err )
+ return false ;
+
+ wxMacClassicPrintData *native = (wxMacClassicPrintData*) dc->GetPrintData().m_nativePrintData ;
+ m_macPrintingPort = ::PrOpenDoc( native->m_macPrintSettings , NULL , NULL ) ;
+ m_err = PrError() ;
+ if ( m_err )
+ return false ;
+
+ // sets current port
+ dc->m_macPort = (GrafPtr ) m_macPrintingPort ;
+ m_maxX = (**native->m_macPrintSettings).prInfo.rPage.right - (**native->m_macPrintSettings).prInfo.rPage.left ;
+ m_maxY = (**native->m_macPrintSettings).prInfo.rPage.bottom - (**native->m_macPrintSettings).prInfo.rPage.top ;
+ return true ;
}
-void wxPrinterDC::StartPage(void)
+void wxMacClassicPrinterDC::EndDoc( wxPrinterDC* dc )
{
- if ( !m_ok )
+ if ( m_err )
return ;
- m_logicalFunction = wxCOPY;
-// m_textAlignment = wxALIGN_TOP_LEFT;
- m_backgroundMode = wxTRANSPARENT;
-
- m_textForegroundColour = *wxBLACK;
- m_textBackgroundColour = *wxWHITE;
- m_pen = *wxBLACK_PEN;
- m_font = *wxNORMAL_FONT;
- m_brush = *wxTRANSPARENT_BRUSH;
- m_backgroundBrush = *wxWHITE_BRUSH;
-
- m_macFontInstalled = false ;
- m_macBrushInstalled = false ;
- m_macPenInstalled = false ;
+ PrCloseDoc( m_macPrintingPort ) ;
+ m_err = PrError() ;
+}
-
- OSStatus err ;
- wxString message ;
+void wxMacClassicPrinterDC::StartPage( wxPrinterDC* dc )
+{
+ if ( m_err )
+ return ;
+
+ wxMacClassicPrintData *native = (wxMacClassicPrintData*) dc->GetPrintData().m_nativePrintData ;
-#if !TARGET_CARBON
- PrOpenPage( (TPPrPort) m_macPrintSessionPort , NULL ) ;
- m_macLocalOrigin.x = (**(THPrint)m_printData.m_macPrintSettings).rPaper.left ;
- m_macLocalOrigin.y = (**(THPrint)m_printData.m_macPrintSettings).rPaper.top ;
-
+ PrOpenPage( m_macPrintingPort , NULL ) ;
+ dc->m_macLocalOrigin.x = (**native->m_macPrintSettings).rPaper.left ;
+ dc->m_macLocalOrigin.y = (**native->m_macPrintSettings).rPaper.top ;
+ // m_macPrintingPort is now the current port
Rect clip = { -32000 , -32000 , 32000 , 32000 } ;
::ClipRect( &clip ) ;
- err = PrError() ;
- if ( err != noErr )
+ m_err = PrError() ;
+ if ( m_err != noErr )
+ ::PrCloseDoc( m_macPrintingPort ) ;
+}
+
+void wxMacClassicPrinterDC::EndPage( wxPrinterDC* dc )
+{
+ if ( m_err )
+ return ;
+
+ PrClosePage( m_macPrintingPort ) ;
+ m_err = PrError() ;
+ if ( m_err != noErr )
+ ::PrCloseDoc( m_macPrintingPort ) ;
+}
+
+#endif
+
+wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
+{
+ m_ok = FALSE ;
+ m_printData = printdata ;
+ m_printData.ConvertToNative() ;
+ m_nativePrinterDC = wxNativePrinterDC::Create( &m_printData ) ;
+ if ( m_nativePrinterDC )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- ::PrClosePage( (TPPrPort) m_macPrintSessionPort ) ;
- ::PrCloseDoc( (TPPrPort) m_macPrintSessionPort ) ;
- ::UMAPrClose(NULL) ;
- ::SetPort( macPrintFormerPort ) ;
- m_ok = FALSE ;
+ m_ok = m_nativePrinterDC->Ok() ;
+
+ if ( !m_ok )
+ {
+ wxString message ;
+ message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
+ wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
+ dialog.ShowModal();
+ }
}
-#else
- #if PM_USE_SESSION_APIS
- err = PMSessionBeginPage((PMPrintSession)m_macPrintSessionPort,
- (PMPageFormat)m_printData.m_macPageFormat,
- nil);
- #else
- err = PMBeginPage(m_macPrintSessionPort, nil);
- #endif
- if ( err != noErr )
+}
+
+wxPrinterDC::~wxPrinterDC(void)
+{
+ delete m_nativePrinterDC ;
+}
+
+bool wxPrinterDC::StartDoc( const wxString& message )
+{
+ wxASSERT_MSG( Ok() , wxT("Called wxPrinterDC::StartDoc from an invalid object") ) ;
+
+ if ( !m_ok )
+ return false ;
+
+ if ( m_nativePrinterDC->StartDoc(this, message ) )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
+ // in case we have to do additional things when successful
+ }
+ m_ok = m_nativePrinterDC->Ok() ;
+ if ( !m_ok )
+ {
+ wxString message ;
+ message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
+ wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
dialog.ShowModal();
- #if PM_USE_SESSION_APIS
- PMSessionEndPage((PMPrintSession)m_macPrintSessionPort);
- PMSessionEndDocument((PMPrintSession)m_macPrintSessionPort);
- UMAPrClose(&m_macPrintSessionPort) ;
- #else
- PMEndPage(m_macPrintSessionPort);
- PMEndDocument(m_macPrintSessionPort);
- UMAPrClose(NULL) ;
- #endif
- ::SetPort( macPrintFormerPort ) ;
- m_ok = FALSE ;
}
-#endif
+
+ return m_ok ;
}
-void wxPrinterDC::EndPage(void)
+void wxPrinterDC::EndDoc(void)
{
if ( !m_ok )
return ;
- OSStatus err ;
- wxString message ;
+ m_nativePrinterDC->EndDoc( this ) ;
+ m_ok = m_nativePrinterDC->Ok() ;
-#if !TARGET_CARBON
- PrClosePage( (TPPrPort) m_macPort ) ;
- err = PrError() ;
- if ( err != noErr )
- {
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
- dialog.ShowModal();
- ::PrCloseDoc( (TPPrPort) m_macPrintSessionPort ) ;
- ::UMAPrClose(NULL) ;
- ::SetPort( macPrintFormerPort ) ;
- m_ok = FALSE ;
- }
-#else
- #if PM_USE_SESSION_APIS
- err = PMSessionEndPage((PMPrintSession)m_macPrintSessionPort);
- #else
- err = PMEndPage(m_macPrintSessionPort);
- #endif
- if ( err != noErr )
+ if ( !m_ok )
{
- message.Printf( "Print Error %ld", err ) ;
- wxMessageDialog dialog( NULL , message , "", wxICON_HAND | wxOK) ;
+ wxString message ;
+ message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
+ wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
dialog.ShowModal();
- #if PM_USE_SESSION_APIS
- PMSessionEndDocument((PMPrintSession)m_macPrintSessionPort);
- UMAPrClose(&m_macPrintSessionPort) ;
- #else
- PMEndDocument(m_macPrintSessionPort);
- UMAPrClose(NULL) ;
- #endif
- ::SetPort( macPrintFormerPort ) ;
- m_ok = FALSE ;
}
-#endif
+}
+
+void wxPrinterDC::StartPage(void)
+{
+ if ( !m_ok )
+ return ;
+
+ m_logicalFunction = wxCOPY;
+ // m_textAlignment = wxALIGN_TOP_LEFT;
+ m_backgroundMode = wxTRANSPARENT;
+
+ m_textForegroundColour = *wxBLACK;
+ m_textBackgroundColour = *wxWHITE;
+ m_pen = *wxBLACK_PEN;
+ m_font = *wxNORMAL_FONT;
+ m_brush = *wxTRANSPARENT_BRUSH;
+ m_backgroundBrush = *wxWHITE_BRUSH;
+
+ m_macFontInstalled = false ;
+ m_macBrushInstalled = false ;
+ m_macPenInstalled = false ;
+
+ m_nativePrinterDC->StartPage(this) ;
+ m_ok = m_nativePrinterDC->Ok() ;
}
+
+void wxPrinterDC::EndPage(void)
+{
+ if ( !m_ok )
+ return ;
+
+ m_nativePrinterDC->EndPage(this) ;
+ m_ok = m_nativePrinterDC->Ok() ;
+}
+
+void wxPrinterDC::DoGetSize(int *width, int *height) const
+{
+ wxCHECK_RET( m_ok , _T("GetSize() doesn't work without a valid wxPrinterDC") );
+
+ if ( width )
+ * width = m_nativePrinterDC->GetMaxX() ;
+ if ( height )
+ * height = m_nativePrinterDC->GetMaxY() ;
+}
+
+
projects / wxWidgets.git / blobdiff