QPrinter::OutputFormat QPrinterProto::outputFormat() const
{
QPrinter *item = qscriptvalue_cast<QPrinter*>(thisObject());
if (item)
return item->outputFormat();
return QPrinter::NativeFormat;
}
int FilePrinter::doPrintFiles( QPrinter &printer, QStringList fileList, FileDeletePolicy fileDeletePolicy,
PageSelectPolicy pageSelectPolicy, const QString &pageRange,
QPrinter::Orientation documentOrientation )
{
if ( fileList.size() < 1 ) {
return -8;
}
for (QStringList::ConstIterator it = fileList.constBegin(); it != fileList.constEnd(); ++it) {
if (!QFile::exists(*it)) {
return -7;
}
}
if ( printer.printerState() == QPrinter::Aborted || printer.printerState() == QPrinter::Error ) {
return -6;
}
QString exe;
QStringList argList;
int ret;
// Print to File if a filename set, assumes there must be only 1 file
if ( !printer.outputFileName().isEmpty() ) {
if ( QFile::exists( printer.outputFileName() ) ) {
QFile::remove( printer.outputFileName() );
}
QFileInfo inputFileInfo = QFileInfo( fileList[0] );
QFileInfo outputFileInfo = QFileInfo( printer.outputFileName() );
bool doDeleteFile = (fileDeletePolicy == FilePrinter::SystemDeletesFiles);
if ( inputFileInfo.suffix() == outputFileInfo.suffix() ) {
if ( doDeleteFile ) {
bool res = QFile::rename( fileList[0], printer.outputFileName() );
if ( res ) {
doDeleteFile = false;
ret = 0;
} else {
ret = -5;
}
} else {
bool res = QFile::copy( fileList[0], printer.outputFileName() );
if ( res ) {
ret = 0;
} else {
ret = -5;
}
}
} else if ( inputFileInfo.suffix() == "ps" && printer.outputFormat() == QPrinter::PdfFormat && ps2pdfAvailable() ) {
exe = "ps2pdf";
argList << fileList[0] << printer.outputFileName();
kDebug(OkularDebug) << "Executing" << exe << "with arguments" << argList;
ret = KProcess::execute( exe, argList );
} else if ( inputFileInfo.suffix() == "pdf" && printer.outputFormat() == QPrinter::PostScriptFormat && pdf2psAvailable() ) {
exe = "pdf2ps";
argList << fileList[0] << printer.outputFileName();
kDebug(OkularDebug) << "Executing" << exe << "with arguments" << argList;
ret = KProcess::execute( exe, argList );
} else {
ret = -5;
}
if ( doDeleteFile ) {
QFile::remove( fileList[0] );
}
} else { // Print to a printer via lpr command
//Decide what executable to use to print with, need the CUPS version of lpr if available
//Some distros name the CUPS version of lpr as lpr-cups or lpr.cups so try those first
//before default to lpr, or failing that to lp
if ( !KStandardDirs::findExe("lpr-cups").isEmpty() ) {
exe = "lpr-cups";
} else if ( !KStandardDirs::findExe("lpr.cups").isEmpty() ) {
exe = "lpr.cups";
} else if ( !KStandardDirs::findExe("lpr").isEmpty() ) {
exe = "lpr";
} else if ( !KStandardDirs::findExe("lp").isEmpty() ) {
exe = "lp";
} else {
return -9;
}
bool useCupsOptions = cupsAvailable();
argList = printArguments( printer, fileDeletePolicy, pageSelectPolicy,
useCupsOptions, pageRange, exe, documentOrientation ) << fileList;
kDebug(OkularDebug) << "Executing" << exe << "with arguments" << argList;
ret = KProcess::execute( exe, argList );
}
return ret;
}
void QgsRasterDrawer::draw( QPainter* p, QgsRasterViewPort* viewPort, const QgsMapToPixel* theQgsMapToPixel )
{
QgsDebugMsg( "Entered" );
if ( !p || !mIterator || !viewPort || !theQgsMapToPixel )
{
return;
}
// last pipe filter has only 1 band
int bandNumber = 1;
mIterator->startRasterRead( bandNumber, viewPort->mWidth, viewPort->mHeight, viewPort->mDrawnExtent );
//number of cols/rows in output pixels
int nCols = 0;
int nRows = 0;
//shift to top left point for the raster part
int topLeftCol = 0;
int topLeftRow = 0;
// We know that the output data type of last pipe filter is QImage data
QgsRasterBlock *block;
// readNextRasterPart calcs and resets nCols, nRows, topLeftCol, topLeftRow
while ( mIterator->readNextRasterPart( bandNumber, nCols, nRows,
&block, topLeftCol, topLeftRow ) )
{
if ( !block )
{
QgsDebugMsg( "Cannot get block" );
continue;
}
QImage img = block->image();
// Because of bug in Acrobat Reader we must use "white" transparent color instead
// of "black" for PDF. See #9101.
QPrinter *printer = dynamic_cast<QPrinter *>( p->device() );
if ( printer && printer->outputFormat() == QPrinter::PdfFormat )
{
QgsDebugMsg( "PdfFormat" );
img = img.convertToFormat( QImage::Format_ARGB32 );
QRgb transparentBlack = qRgba( 0, 0, 0, 0 );
QRgb transparentWhite = qRgba( 255, 255, 255, 0 );
for ( int x = 0; x < img.width(); x++ )
{
for ( int y = 0; y < img.height(); y++ )
{
if ( img.pixel( x, y ) == transparentBlack )
{
img.setPixel( x, y, transparentWhite );
}
}
}
}
drawImage( p, viewPort, img, topLeftCol, topLeftRow );
delete block;
}
}
int Printer::outputFormat(lua_State * L) // const : OutputFormat
{
QPrinter* lhs = ValueBinding<MyQPrinter>::check( L, 1 );
Util::push( L, lhs->outputFormat() );
return 1;
}