bool QMacPrintEnginePrivate::newPage_helper()
{
Q_Q(QMacPrintEngine);
Q_ASSERT(state == QPrinter::Active);
if (PMSessionError(session) != noErr) {
q->abort();
return false;
}
OSStatus status = shouldSuppressStatus() ? PMSessionBeginPageNoDialog(session, format, 0)
: PMSessionBeginPage(session, format, 0);
if(status != noErr) {
state = QPrinter::Error;
return false;
}
QRect page = q->property(QPrintEngine::PPK_PageRect).toRect();
QRect paper = q->property(QPrintEngine::PPK_PaperRect).toRect();
CGContextRef cgContext;
OSStatus err = noErr;
#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)
if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_4) {
err = PMSessionGetCGGraphicsContext(session, &cgContext);
} else
#endif
{
#ifndef Q_OS_MAC64
err = PMSessionGetGraphicsContext(session, kPMGraphicsContextCoreGraphics,
reinterpret_cast<void **>(&cgContext));
#endif
}
if(err != noErr) {
qWarning("QMacPrintEngine::newPage: Cannot retrieve CoreGraphics context: %ld", long(err));
state = QPrinter::Error;
return false;
}
QCoreGraphicsPaintEngine *cgEngine = static_cast<QCoreGraphicsPaintEngine*>(paintEngine);
cgEngine->d_func()->hd = cgContext;
// Set the resolution as a scaling ration of 72 (the default).
CGContextScaleCTM(cgContext, 72 / resolution.hRes, 72 / resolution.vRes);
CGContextScaleCTM(cgContext, 1, -1);
CGContextTranslateCTM(cgContext, 0, -paper.height());
if (!fullPage)
CGContextTranslateCTM(cgContext, page.x() - paper.x(), page.y() - paper.y());
cgEngine->d_func()->orig_xform = CGContextGetCTM(cgContext);
cgEngine->d_func()->setClip(0);
cgEngine->state->dirtyFlags = QPaintEngine::AllDirty;
cgEngine->syncState();
return true;
}
void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
{
if ( m_err )
return ;
wxPrinterDCImpl *impl = (wxPrinterDCImpl*) dc->GetImpl();
wxOSXPrintData *native = (wxOSXPrintData*) impl->GetPrintData().GetNativeData() ;
m_err = PMSessionBeginPageNoDialog(native->GetPrintSession(),
native->GetPageFormat(),
NULL);
CGContextRef pageContext;
if ( m_err == noErr )
{
m_err = PMSessionGetCGGraphicsContext(native->GetPrintSession(),
&pageContext );
}
if ( m_err != noErr )
{
PMSessionEndPageNoDialog(native->GetPrintSession());
PMSessionEndDocumentNoDialog(native->GetPrintSession());
}
else
{
PMRect paperRect ;
m_err = PMGetAdjustedPaperRect( native->GetPageFormat() , &paperRect ) ;
// make sure (0,0) is at the upper left of the printable area (wx conventions)
// Core Graphics initially has the lower left of the paper as 0,0
if ( !m_err )
CGContextTranslateCTM( pageContext , (CGFloat) -paperRect.left , (CGFloat) paperRect.bottom ) ;
// since this is a non-critical error, we set the flag back
m_err = noErr ;
// Leopard deprecated PMSetResolution() which will not be available in 64 bit mode, so we avoid using it.
// To set the proper drawing resolution, the docs suggest the use of CGContextScaleCTM(), so here we go; as a
// consequence though, PMGetAdjustedPaperRect() and PMGetAdjustedPageRect() return unscaled rects, so we
// have to manually scale them later.
CGContextScaleCTM( pageContext, 72.0 / (double)m_ppi.x, -72.0 / (double)m_ppi.y);
impl->SetGraphicsContext( wxGraphicsContext::CreateFromNative( pageContext ) );
}
}
//-----------------------------------------------------------------------------------------------------------------------
static OSStatus DoPrintLoop(DocStoragePtr docStP, PMPrintSession printSession, PMPageFormat pageFormat, PMPrintSettings printSettings)
{
OSStatus status = noErr, tempErr;
CGContextRef printingCtx;
UInt32 realNumberOfPagesinDoc,
pageNumber,
firstPage,
lastPage;
CFStringRef jobName; // use window title
status = CopyWindowTitleAsCFString(docStP->ownerWindow, &jobName);
status = PMPrintSettingsSetJobName(printSettings, jobName);
CFRelease (jobName);
// Get the user's Print dialog selection for first and last pages to print.
if (status == noErr)
{
status = PMGetFirstPage(printSettings, &firstPage);
if (status == noErr)
status = PMGetLastPage(printSettings, &lastPage);
}
// Check that the selected page range does not exceed the actual number of pages in the document.
if (status == noErr)
{
status = DetermineNumberOfPagesInDoc(pageFormat, &realNumberOfPagesinDoc);
if (realNumberOfPagesinDoc < lastPage)
lastPage = realNumberOfPagesinDoc;
}
// Before executing the print loop, tell the Carbon Printing Manager which pages
// will be spooled so that the progress dialog can reflect an accurate page count.
if (status == noErr)
status = PMSetFirstPage(printSettings, firstPage, false);
if (status == noErr)
status = PMSetLastPage(printSettings, lastPage, false);
// Note, we don't have to worry about the number of copies. The printing
// manager handles this. So we just iterate through the document from the
// first page to be printed, to the last.
if (status == noErr)
{
// Now, tell the printing system that we promise never to use any Quickdraw calls:
status = PMSessionBeginCGDocument(printSession, printSettings, pageFormat);
check(status == noErr);
if (status == noErr)
{
pageNumber = firstPage;
// Note that we check PMSessionError immediately before beginning a new page.
// This handles user cancelling appropriately. Also, if we got an error on
// any previous iteration of the print loop, we break out of the loop.
while ( (pageNumber <= lastPage) && (status == noErr) && (PMSessionError(printSession) == noErr) )
{
status = PMSessionBeginPage(printSession, pageFormat, NULL);
check(status == noErr);
if (status == noErr)
{
status = PMSessionGetCGGraphicsContext(printSession, &printingCtx);
check(status == noErr);
if (status == noErr)
{
DrawThePage(printingCtx, docStP);
}
tempErr = PMSessionEndPage(printSession);
if(status == noErr)
status = tempErr;
}
pageNumber++;
} // end while loop
// Close the print job. This dismisses the progress dialog on Mac OS X.
tempErr = PMSessionEndDocument(printSession);
if (status == noErr)
status = tempErr;
}
}
// Only report a printing error once we have completed the print loop. This ensures
// that every PMBeginXXX call that returns no error is followed by a matching PMEndXXX
// call, so the Printing Manager can release all temporary memory and close properly.
tempErr = PMSessionError(printSession);
if(status == noErr)
status = tempErr;
/*
if ((status != noErr) && (status != kPMCancel))
PostPrintingErrors(status);
*/
return status;
} // DoPrintLoop
void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
{
if ( m_err )
return ;
wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
m_err = PMSessionBeginPage(native->m_macPrintSession,
native->m_macPageFormat,
nil);
#if wxMAC_USE_CORE_GRAPHICS
CGContextRef pageContext;
#endif
if ( m_err == noErr )
{
#if wxMAC_USE_CORE_GRAPHICS
#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_4
m_err = PMSessionGetCGGraphicsContext(native->m_macPrintSession,
&pageContext );
#else
m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
kPMGraphicsContextCoreGraphics,
(void**) &pageContext );
#endif
#else
m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
kPMGraphicsContextQuickdraw,
(void**) &dc->m_macPort );
#endif
}
if ( m_err != noErr )
{
PMSessionEndPage(native->m_macPrintSession);
PMSessionEndDocument(native->m_macPrintSession);
}
else
{
PMRect rPage;
m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
if ( !m_err )
{
#if wxMAC_USE_CORE_GRAPHICS
PMRect paperRect ;
PMGetAdjustedPaperRect( native->m_macPageFormat , &paperRect ) ;
// make sure (0,0) is at the upper left of the printable area (wx conventions)
// Core Graphics initially has the lower left of the paper as 0,0
CGContextTranslateCTM( pageContext , -paperRect.left , paperRect.bottom ) ;
CGContextScaleCTM( pageContext , 1 , -1 ) ;
#else
dc->m_macLocalOrigin.x = (int) rPage.left;
dc->m_macLocalOrigin.y = (int) rPage.top;
#endif
}
// since this is a non-critical error, we set the flag back
m_err = noErr ;
}
#if wxMAC_USE_CORE_GRAPHICS
dc->SetGraphicsContext( wxGraphicsContext::CreateFromNative( pageContext ) );
#endif
}
