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/* KRPINTER4 - Simple PostScript document printer
* Copyright (C) 2014 Marco Nelles, credativ GmbH (marco.nelles@credativ.de)
* <http://www.credativ.com/>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtGui/QPrinter>
#include <QtGui/QPrintDialog>
#include <QtGui/QPainter>
#include <QDebug>
#include <QTranslator>
#include <QLibraryInfo>
#include <QMutex>
#include <QTextStream>
#include <KApplication>
#include <KAboutData>
#include <KCmdLineArgs>
#include <KDEPrintDialog>
#include <KPrintPreview>
#include <KDebug>
#include <KLocale>
#include <KFileDialog>
#include "config.h"
#include "postscriptdocument.h"
#include "fileprinter.h"
#include "utils/papersizeutils.h"
#include "widgets/printscalingoptionswidget.h"
#include "widgets/posterwidget.h"
/* Return codes:
* 1: No parameters given. Exit.
* 2: No PostScript file(s) given. Exit.
* 3: All PostScript file(s) invalid. Exit.
* 4: Page rendering error. Exit.
* 5: Poster print error. Exit.
* 6: Writing temporary file for data from STDIN failed. Exit.
*/
int showPrintDialogAndPrint(const QString& filename,
const QString& printername,
const QString& printtitle,
const int numCopies,
const QStringList& printerOptions,
bool nodialog,
const QString& system) {
PostScriptDocument doc;
if (!doc.load(filename)) {
kDebug() << "Loading of document " << filename << " failed.";
return -1;
}
int numPages = doc.numPages();
QPrinter::PaperSize paperSize = doc.paperSize();
QPrinter printer;
printer.setPaperSize(paperSize);
if (!printername.isEmpty()) printer.setPrinterName(printername);
if (!printtitle.isEmpty()) printer.setDocName(printtitle);
printer.setCopyCount(numCopies);
printScalingOptionsWidget scaleWidget;
PosterWidget posterWidget;
posterWidget.setMediaSizeDescription(PaperSizeUtils::paperSizeToFancyString(printer.paperSize()));
posterWidget.setMediaSize(doc.pageSize());
QObject::connect(&scaleWidget, SIGNAL(scalingEnabled(bool)), &posterWidget, SLOT(setDisabled(bool)));
QObject::connect(&posterWidget, SIGNAL(posterEnabled(bool)), &scaleWidget, SLOT(setDisabled(bool)));
QPrintDialog *printDialog = KdePrint::createPrintDialog(&printer, QList<QWidget*>() << &scaleWidget << &posterWidget);
printDialog->setWindowTitle(i18n("KPrinter4"));
if (numPages > 0) {
printDialog->setMinMax(1, numPages);
printDialog->setFromTo(1, numPages);
}
posterWidget.showMultiPageNote((numPages > 1));
int ret = 0;
if ((nodialog) || printDialog->exec()) {
QString pageRange;
if ((printer.fromPage() > 0) && (printer.toPage() > 0)) {
pageRange = QString("%1-%2").arg(printer.fromPage()).arg(printer.toPage());
}
if (scaleWidget.scaleMode() != printScalingOptionsWidget::NoScale) {
// Render (selected) pages
QPainter painter;
painter.begin(&printer);
int firstPage = 0;
int lastPage = numPages;
if (printer.fromPage() > 0) firstPage = printer.fromPage();
if (printer.toPage() > 0) lastPage = printer.toPage();
QMutex mutex;
doc.renderPagesGS(180, 180);
QRect viewport = painter.viewport();
for (int i = firstPage; i < lastPage; ++i) {
if (i > 0) printer.newPage();
mutex.lock();
QImage *pageImage = doc.fetchRenderedPageGS(i);
if (pageImage) {
QSizeF pageSize = pageImage->size();
QSizeF pagePaperSize = printer.paperSize(QPrinter::Point);
QSize size = scaleWidget.adjustPainterSize(*pageImage, viewport.size(), pageSize, pagePaperSize);
QPoint pos = scaleWidget.adjustPainterPosition(size, viewport.size());
painter.setViewport(pos.x(), pos.y(), size.width(), size.height());
painter.setWindow(pageImage->rect());
painter.drawImage(0, 0, *pageImage);
delete pageImage;
} else {
kDebug() << "Rendering page" << i << "failed.";
return 4;
}
mutex.unlock();
}
doc.clearRenderedPagesGS();
painter.end();
} else {
QString filenameToPrint = filename;
KTemporaryFile tf;
if (posterWidget.isEnabled()) {
bool keepFirstPageOnly = FALSE;
if (doc.numPages() > 1) {
kWarning() << "Poster is not able to process multi page postscript documents. Keeping first page only.";
keepFirstPageOnly = TRUE;
}
QStringList argList;
KTemporaryFile tf2;
tf2.setSuffix(".ps");
if (!tf2.open()) {
kDebug() << "Poster print failed. Creation of temporary file" << tf2.fileName() << "failed.";
return 5;
}
QString filenameToPoster = filename;
if (keepFirstPageOnly) {
QString exe = "psselect";
argList << "-p1";
argList << filename << tf2.fileName();
kDebug() << "Executing" << exe << "with arguments" << argList;
if (KProcess::execute(exe, argList) != 0) {
kDebug() << "Poster print failed: Execution of" << exe << "failed.";
return 5;
}
filenameToPoster = tf2.fileName();
}
// Poster print
QMap<QString, QString> settings;
posterWidget.getOptions(settings);
QString size = settings["_kde-poster-size"];
QString cut = settings["_kde-poster-cut"];
QString select = settings["_kde-poster-select"];
QString printSize = settings["kde-printsize"];
argList.clear();
if (!printSize.isEmpty()) {
argList << QString("-m%1").arg(printSize);
}
if (!size.isEmpty()) {
argList << QString("-p%1").arg(size);
}
if (!cut.isEmpty()) {
argList << QString("-c%1%").arg(cut);
}
if (!select.isEmpty()) {
argList << QString("-P%1").arg(select);
}
tf.setSuffix(".ps");
if (!tf.open()) {
kDebug() << "Poster print failed. Creation of temporary file" << tf.fileName() << "failed.";
return 5;
}
argList << filenameToPoster << QString("-o%1").arg(tf.fileName());
QString exe = "poster";
kDebug() << "Executing" << exe << "with arguments" << argList;
if (KProcess::execute(exe, argList) != 0) {
kDebug() << "Poster print failed: Execution of" << exe << "failed.";
return 5;
}
filenameToPrint = tf.fileName();
pageRange.clear();
printer.setPrintRange(QPrinter::AllPages);
printer.setFromTo(0, 0);
}
// Just passthrough to CUPS/LPR/LP
ret = FilePrinter::printFiles(printer, QStringList(filenameToPrint),
doc.orientation(),
FilePrinter::ApplicationDeletesFiles,
FilePrinter::SystemSelectsPages,
pageRange,
printerOptions,
system);
}
}
return ret;
}
int main(int argc, char *argv[]) {
KAboutData aboutData("kprinter4", 0, ki18n("KPrinter4"), KPRINTER4_VERSION,
ki18n("Simple PostScript document printer"),
KAboutData::License_GPL,
ki18n("Copyright © 2014 by Marco Nelles (credativ GmbH)"),
KLocalizedString(),
"http://www.credativ.com/",
"marco.nelles@credativ.de");
aboutData.addAuthor(ki18n("Marco Nelles"), ki18n("Current maintainer, main developer"), "marco.nelles@credativ.de");
aboutData.addCredit(ki18n("City of Munich"), ki18n("LiMux project"), 0, "http://www.muenchen.de/");
aboutData.addCredit(ki18n("credativ GmbH"), ki18n("credativ GmbH (Germany)"), 0, "http://www.credativ.com/");
KCmdLineArgs::init(argc, argv, &aboutData);
KCmdLineOptions options;
options.add("c", ki18n("Make an internal copy of the files to print"));
options.add("P").add("d <printer>", ki18n("Printer/destination to print on"));
options.add("J").add("t <title>", ki18n("Title/Name for the print job"));
options.add("#").add("n <number>", ki18n("Number of copies"), "1");
options.add("o <argument> <option=value>", ki18n("Printer/Job option(s)"));
options.add("j <mode>", ki18n("Job output mode (gui, console, none)"), "gui");
options.add("system <printsys>", ki18n("Print system to use (autodetect, lpd, cups)"), "autodetect");
options.add("stdin", ki18n("Print from STDIN"));
options.add("nd").add("nodialog", ki18n("Do not show the print dialog (print directly)"));
options.add("ofd").add("openfiledialog", ki18n("Show file dialog instead of printing from STDIN."));
options.add("+[file(s)]", ki18n("PostScript document(s) to print"));
KCmdLineArgs::addCmdLineOptions(options);
KApplication app;
/* Parsing command line arguments */
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
if (args->isSet("c")) kWarning() << i18n("Option -c not implemented yet");
QString printer = args->getOption("d");
QString title = args->getOption("t");
int numCopies = 1;
if (!args->getOption("n").isEmpty()) {
bool ok;
int i = args->getOption("n").toInt(&ok);
if (ok) numCopies = i;
}
QStringList printerOptions = args->getOptionList("o");
QString output_mode = args->getOption("j");
if ((output_mode != "gui") && (output_mode != "console") && (output_mode != "none")) {
kWarning() << i18n("Unknown value \"%1\" for option -j. Using default value \"gui\".", output_mode);
output_mode = "gui";
}
QString system = args->getOption("system");
if ((system != "autodetect") && (system != "cups") && (system != "lpd")) {
kWarning() << i18n("Unknown value \"%1\" for option --system. Using default value \"autodetect\".", system);
system = "autodetect";
}
bool nodialog = ((args->getOption("j") != "gui") || !args->isSet("nd"));
QString psFileName;
KTemporaryFile tmpPSFile;
if ((args->count()) && (!args->isSet("stdin"))) {
if (args->count() > 1)
kWarning() << i18n("Found more than one file parameter. Using only the first one.");
psFileName = args->url(0).path();
} else {
if ((args->isSet("ofd")) && (!args->isSet("stdin"))) {
psFileName = KFileDialog::getOpenFileName(KUrl(QDir::homePath()), "*.ps", NULL, i18n("Open PostScript document"));
} else {
//sync read from stdin
kWarning() << i18n("Wait for STDIN...");
QTextStream instream(stdin, QIODevice::ReadOnly);
QString doc = instream.readAll();
tmpPSFile.setSuffix(".ps");
if (tmpPSFile.open()) {
QTextStream outstream(&tmpPSFile);
outstream << doc;
psFileName = tmpPSFile.fileName();
} else {
kDebug() << "Error writing temporary file" << tmpPSFile.fileName();
return 6;
}
}
}
if (psFileName.isEmpty()) return 2;
return showPrintDialogAndPrint(psFileName,
printer,
title,
numCopies,
printerOptions,
nodialog,
system);
}
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