void KGVDocument::print()
{
if( !dsc() ) return;
KPrinter printer;
if( dsc()->isStructured() )
{
printer.setPageSelection( KPrinter::ApplicationSide );
printer.setCurrentPage( _part->miniWidget()->displayOptions().page() + 1 );
printer.setMinMax( 1, dsc()->page_count() );
printer.setOption( "kde-range",
pageListToRange( _part->markList()->markList() ) );
if( printer.setup( _part->widget(), i18n("Print %1").arg(_part->url().fileName()) ) )
{
KTempFile tf( QString::null, ".ps" );
if( tf.status() == 0 )
{
if ( printer.pageList().empty() ) {
KMessageBox::sorry( 0,
i18n( "Printing failed because the list of "
"pages to be printed was empty." ),
i18n( "Error Printing" ) );
} else if ( savePages( tf.name(), printer.pageList() ) ) {
printer.printFiles( QStringList( tf.name() ), true );
} else {
KMessageBox::error( 0, i18n( "<qt><strong>Printing failure:</strong><br>Could not convert to PostScript</qt>" ) );
}
}
else
{
// TODO: Proper error handling
;
}
}
}
else
{
printer.setPageSelection( KPrinter::SystemSide );
if( printer.setup( _part->widget(), i18n("Print %1").arg(_part->url().fileName()) ) )
printer.printFiles( _fileName );
}
}
bool KexiSimplePrintingCommand::print(const QString& aTitleText)
{
KexiDB::Connection *conn = m_mainWin->project()->dbConnection();
KexiDB::TableOrQuerySchema tableOrQuery(conn, m_objectId);
if (!tableOrQuery.table() && !tableOrQuery.query()) {
//! @todo item not found
return false;
}
QString titleText(aTitleText.stripWhiteSpace());
if (titleText.isEmpty())
titleText = tableOrQuery.captionOrName();
KexiSimplePrintingEngine engine(m_settings, this);
QString errorMessage;
if (!engine.init(*conn, tableOrQuery, titleText, errorMessage)) {
if (!errorMessage.isEmpty())
KMessageBox::sorry(m_mainWin, errorMessage, i18n("Printing"));
return false;
}
//setup printing
#ifdef Q_WS_WIN
QPrinter printer(QPrinter::HighResolution);
printer.setOrientation( m_settings.pageLayout.orientation == PG_PORTRAIT
? QPrinter::Portrait : QPrinter::Landscape );
printer.setPageSize(
(QPrinter::PageSize)KoPageFormat::printerPageSize( m_settings.pageLayout.format ) );
// "chicken-egg" problem:
// we cannot use real from/to values in setMinMax() and setFromTo()
// because page count is known after obtaining print settings
printer.setFromTo(1,1);
#else
KPrinter printer;
printer.setOrientation( m_settings.pageLayout.orientation == PG_PORTRAIT
? KPrinter::Portrait : KPrinter::Landscape );
printer.setPageSize(
(KPrinter::PageSize)KoPageFormat::printerPageSize( m_settings.pageLayout.format ) );
#endif
printer.setFullPage(true);
QString docName( titleText );
printer.setDocName( docName );
printer.setCreator(KEXI_APP_NAME);
if ( !printer.setup( m_mainWin ) ) {
return true;
}
// now we have final settings
//! @todo get printer.pageOrder() (for reversed order requires improved engine)
QPainter painter;
if (!painter.begin(&printer)) {
//! @todo msg
return false;
}
engine.calculatePagesCount(painter);
uint loops, loopsPerPage;
QValueList<int> pagesToPrint;
int fromPage = 0;
#ifdef Q_WS_WIN
int toPage = 0;
if (QPrinter::PageRange == printer.printRange()) {
fromPage = printer.fromPage();
toPage = printer.toPage();
}
if (fromPage==0 || toPage==0) {
fromPage = 0;
toPage = (int)engine.pagesCount()-1;
}
else {
fromPage--;
if (toPage > (int)engine.pagesCount())
toPage = (int)engine.pagesCount();
toPage--;
}
// win32 only supports one range, build the list
for (int i = fromPage; i<=toPage; i++) {
pagesToPrint.append(i);
}
// on win32 the OS does perform buffering (only when collation is off, each copy needs to be repeated)
loops = 1;
loopsPerPage = printer.collateCopies() ? 1 : printer.numCopies();
#else
// on !win32 print QPrinter::numCopies() times (the OS does not perform buffering)
pagesToPrint = printer.pageList();
kdDebug() << pagesToPrint << endl;
if (pagesToPrint.isEmpty()) {
fromPage = 0;
for (int i = 0; i<(int)engine.pagesCount(); i++) {
pagesToPrint.append(i);
}
}
else
fromPage = pagesToPrint.first();
if (printer.collate()==KPrinter::Collate) {
//collation: p1, p2,..pn; p1, p2,..pn; ......; p1, p2,..pn
loops = printer.numCopies();
loopsPerPage = 1;
}
else {
//no collation: p1, p1, ..., p1; p2, p2, ..., p2; ......; pn, pn,..pn
loops = 1;
loopsPerPage = printer.numCopies();
}
//! @todo also look at printer.pageSet() option : all/odd/even pages
#endif
// now, total number of printed pages is printer.numCopies()*printer.pageList().count()
kdDebug() << "printing..." << endl;
bool firstPage = true;
for (uint copy = 0;copy < loops; copy++) {
kdDebug() << "copy " << (copy+1) << " of " << loops << endl;
uint pageNumber = fromPage;
QValueList<int>::ConstIterator pagesIt = pagesToPrint.constBegin();
for(;(int)pageNumber == fromPage || !engine.eof(); ++pageNumber) {
kdDebug() << "printing..." << endl;
if (pagesIt == pagesToPrint.constEnd()) //no more pages to print
break;
if ((int)pageNumber < *pagesIt) { //skip pages without printing (needed for computation)
engine.paintPage(pageNumber, painter, false);
continue;
}
if (*pagesIt < (int)pageNumber) { //sanity
++pagesIt;
continue;
}
for (uint onePageCounter = 0; onePageCounter < loopsPerPage; onePageCounter++) {
if (!firstPage)
printer.newPage();
else
firstPage = false;
kdDebug() << "page #" << pageNumber << endl;
engine.paintPage(pageNumber, painter);
}
++pagesIt;
}
}
kdDebug() << "end of printing." << endl;
// stop painting, this will automatically send the print data to the printer
if (!painter.end())
return false;
if (!engine.done())
return false;
return true;
}
void TopLevel::printIt( KPrinter &printer, QPainter &painter )
{
QPaintDeviceMetrics dm(painter.device());
QApplication::setOverrideCursor( waitCursor );
kapp->processEvents();
const bool fullpage = printer.option(APP_KFAX_SCALE_FULLPAGE) == "true";
const bool center_h = printer.option(APP_KFAX_CENTER_HORZ) == "true";
const bool center_v = printer.option(APP_KFAX_CENTER_VERT) == "true";
int currentpage = 0;
bool first_page_printed = false;
struct pagenode *pn;
for(pn = firstpage; pn; pn = pn->next) {
++currentpage;
// should this page be printed ?
if (printer.pageList().findIndex(currentpage) < 0)
continue;
XImage *Image = Pimage(pn);
if (!Image)
continue;
// byte-swapping the image
QByteArray bytes( Image->height*Image->bytes_per_line );
for (int y=Image->height-1; y>=0; --y) {
Q_UINT32 offset = y*Image->bytes_per_line;
Q_UINT32 *source = (Q_UINT32 *) (Image->data + offset);
Q_UINT32 *dest = (Q_UINT32 *) (bytes.data() + offset);
for (int x=(Image->bytes_per_line/4)-1; x>=0; --x) {
Q_UINT32 dv = 0, sv = *source;
for (int bit=32; bit>0; --bit) {
dv <<= 1;
dv |= sv&1;
sv >>= 1;
}
*dest = dv;
++dest;
++source;
}
}
QImage image( (uchar *)bytes.data(), Image->bytes_per_line*8, Image->height, 1, NULL, 2, QImage::LittleEndian);
if (first_page_printed)
printer.newPage();
first_page_printed = true;
const QSize printersize( dm.width(), dm.height() );
kdDebug() << "Printersize = " << printersize << endl;
// print Image in original size if possible, else scale it.
const QSize size( // logical size of the image
Image->width * dm.logicalDpiX() / pn->dpiX,
Image->height * dm.logicalDpiY() / pn->dpiY
);
kdDebug() << "Org image size = " << Image->width << "x" << Image->height
<< " logical picture res = " << pn->dpiX << "x" << pn->dpiY << endl;
kdDebug() << "New image size = " << size
<< " logical printer res = " << dm.logicalDpiX() << "x" << dm.logicalDpiY() << endl;
uint top, left, bottom, right;
if (fullpage)
top = left = bottom = right = 0;
else
printer.margins( &top, &left, &bottom, &right );
kdDebug() << "Margins = " << top << " " << left << " " << bottom << " " << right << endl;
const QSize maxSize( printersize.width()-left-right, printersize.height()-top-bottom );
QSize scaledImageSize = size;
if (size.width() > maxSize.width() || size.height() > maxSize.height() ) {
// Image does not fit - scale it and print centered
scaledImageSize.scale( maxSize, QSize::ScaleMin );
kdDebug() << "Image does not fit - scaling to " << maxSize << endl;
} else {
// Image does fit - print it in original size, but centered
scaledImageSize.scale( size, QSize::ScaleMin );
kdDebug() << "Image does fit - scaling to " << size << endl;
}
kdDebug() << "Final image size " << scaledImageSize << endl;
int x,y;
if (center_h)
x = (maxSize.width()-scaledImageSize.width())/2 + left;
else
x = left;
if (center_v)
y = (maxSize.height()-scaledImageSize.height())/2 + top;
else
y = top;
painter.drawImage( QRect(x,y,scaledImageSize.width(), scaledImageSize.height()), image );
}
QApplication::restoreOverrideCursor();
}
