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Chenwenxuan
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main/console_dxf2pdf/console_dxf2pdf.cpp
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257
main/console_dxf2pdf/console_dxf2pdf.cpp
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/******************************************************************************
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**
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** This file was created for the LibreCAD project, a 2D CAD program.
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**
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** Copyright (C) 2018 Alexander Pravdin <aledin@mail.ru>
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** Copyright (C) 2022 A. Stebich (librecad@mail.lordofbikes.de)
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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******************************************************************************/
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#include <QtCore>
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#include <QCoreApplication>
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#include <QApplication>
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#include "rs_debug.h"
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#include "rs_fontlist.h"
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#include "rs_patternlist.h"
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#include "rs_settings.h"
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#include "rs_system.h"
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#include "main.h"
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#include "console_dxf2pdf.h"
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#include "pdf_print_loop.h"
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static RS_Vector parsePageSizeArg(QString);
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static void parsePagesNumArg(QString, PdfPrintParams&);
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static void parseMarginsArg(QString, PdfPrintParams&);
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int console_dxf2pdf(int argc, char* argv[])
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{
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RS_DEBUG->setLevel(RS_Debug::D_NOTHING);
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QApplication app(argc, argv);
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QCoreApplication::setOrganizationName("LibreCAD");
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QCoreApplication::setApplicationName("LibreCAD");
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QCoreApplication::setApplicationVersion(XSTR(LC_VERSION));
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QFileInfo prgInfo(QFile::decodeName(argv[0]));
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RS_SETTINGS->init(app.organizationName(), app.applicationName());
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RS_SYSTEM->init( app.applicationName(), app.applicationVersion(), XSTR(QC_APPDIR), argv[0]);
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QCommandLineParser parser;
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QStringList appDesc;
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QString librecad( prgInfo.filePath());
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if (prgInfo.baseName() != "dxf2pdf") {
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librecad += " dxf2pdf"; // executable is not dxf2pdf, thus argv[1] must be 'dxf2pdf'
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appDesc << "";
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appDesc << "dxf2pdf " + QObject::tr( "usage: ") + librecad + QObject::tr( " [options] <dxf_files>");
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}
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appDesc << "";
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appDesc << "Print a bunch of DXF files to PDF file(s).";
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appDesc << "";
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appDesc << "Examples:";
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appDesc << "";
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appDesc << " " + librecad + QObject::tr( " *.dxf");
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appDesc << " " + QObject::tr( "-- print all dxf files to pdf files with the same names.");
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appDesc << "";
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appDesc << " " + librecad + QObject::tr( " -o some.pdf *.dxf");
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appDesc << " " + QObject::tr( "-- print all dxf files to 'some.pdf' file.");
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parser.setApplicationDescription( appDesc.join( "\n"));
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parser.addHelpOption();
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parser.addVersionOption();
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QCommandLineOption fitOpt(QStringList() << "a" << "fit",
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QObject::tr( "Auto fit and center drawing to page."));
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parser.addOption(fitOpt);
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QCommandLineOption centerOpt(QStringList() << "c" << "center",
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QObject::tr( "Auto center drawing on page."));
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parser.addOption(centerOpt);
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QCommandLineOption grayOpt(QStringList() << "k" << "grayscale",
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QObject::tr( "Print grayscale."));
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parser.addOption(grayOpt);
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QCommandLineOption monoOpt(QStringList() << "m" << "monochrome",
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QObject::tr( "Print monochrome (black/white)."));
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parser.addOption(monoOpt);
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QCommandLineOption pageSizeOpt(QStringList() << "p" << "paper",
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QObject::tr( "Paper size (Width x Height) in mm.", "WxH"));
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parser.addOption(pageSizeOpt);
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QCommandLineOption resOpt(QStringList() << "r" << "resolution",
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QObject::tr( "Output resolution (DPI).", "integer"));
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parser.addOption(resOpt);
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QCommandLineOption scaleOpt(QStringList() << "s" << "scale",
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QObject::tr( "Output scale. E.g.: 0.01 (for 1:100 scale)."), "double");
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parser.addOption(scaleOpt);
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QCommandLineOption marginsOpt(QStringList() << "f" << "margins",
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QObject::tr( "Paper margins in mm (integer or float)."), "L,T,R,B");
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parser.addOption(marginsOpt);
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QCommandLineOption pagesNumOpt(QStringList() << "z" << "pages",
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QObject::tr( "Print on multiple pages (Horiz. x Vert.)."), "HxV");
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parser.addOption(pagesNumOpt);
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QCommandLineOption outFileOpt(QStringList() << "o" << "outfile",
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QObject::tr( "Output PDF file.", "file"));
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parser.addOption(outFileOpt);
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QCommandLineOption outDirOpt(QStringList() << "t" << "directory",
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QObject::tr( "Target output directory."), "path");
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parser.addOption(outDirOpt);
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parser.addPositionalArgument(QObject::tr( "<dxf_files>"), QObject::tr( "Input DXF file(s)"));
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parser.process(app);
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const QStringList args = parser.positionalArguments();
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if (args.isEmpty() || (args.size() == 1 && args[0] == "dxf2pdf"))
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parser.showHelp(EXIT_FAILURE);
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PdfPrintParams params;
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params.fitToPage = parser.isSet(fitOpt);
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params.centerOnPage = parser.isSet(centerOpt);
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params.grayscale = parser.isSet(grayOpt);
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params.monochrome = parser.isSet(monoOpt);
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params.pageSize = parsePageSizeArg(parser.value(pageSizeOpt));
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bool resOk;
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int res = parser.value(resOpt).toInt(&resOk);
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if (resOk)
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params.resolution = res;
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bool scaleOk;
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double scale = parser.value(scaleOpt).toDouble(&scaleOk);
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if (scaleOk)
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params.scale = scale;
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parseMarginsArg(parser.value(marginsOpt), params);
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parsePagesNumArg(parser.value(pagesNumOpt), params);
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params.outFile = parser.value(outFileOpt);
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params.outDir = parser.value(outDirOpt);
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for (auto arg : args) {
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QFileInfo dxfFileInfo(arg);
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if (dxfFileInfo.suffix().toLower() != "dxf")
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continue; // Skip files without .dxf extension
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params.dxfFiles.append(arg);
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}
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if (params.dxfFiles.isEmpty())
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parser.showHelp(EXIT_FAILURE);
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if (!params.outDir.isEmpty()) {
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// Create output directory
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if (!QDir().mkpath(params.outDir)) {
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qDebug() << "ERROR: Cannot create directory" << params.outDir;
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return EXIT_FAILURE;
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}
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}
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RS_FONTLIST->init();
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RS_PATTERNLIST->init();
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PdfPrintLoop *loop = new PdfPrintLoop(params, &app);
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QObject::connect(loop, SIGNAL(finished()), &app, SLOT(quit()));
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QTimer::singleShot(0, loop, SLOT(run()));
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return app.exec();
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}
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static RS_Vector parsePageSizeArg(QString arg)
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{
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RS_Vector v(0.0, 0.0);
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if (arg.isEmpty())
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return v;
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QRegularExpression re("^(?<width>\\d+)[x|X]{1}(?<height>\\d+)$");
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QRegularExpressionMatch match = re.match(arg);
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if (match.hasMatch()) {
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QString width = match.captured("width");
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QString height = match.captured("height");
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v.x = width.toDouble();
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v.y = height.toDouble();
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} else {
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qDebug() << "WARNING: Ignoring bad page size:" << arg;
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}
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return v;
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}
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static void parsePagesNumArg(QString arg, PdfPrintParams& params)
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{
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if (arg.isEmpty())
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return;
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QRegularExpression re("^(?<horiz>\\d+)[x|X](?<vert>\\d+)$");
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QRegularExpressionMatch match = re.match(arg);
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if (match.hasMatch()) {
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QString h = match.captured("horiz");
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QString v = match.captured("vert");
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params.pagesH = h.toInt();
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params.pagesV = v.toInt();
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} else {
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qDebug() << "WARNING: Ignoring bad number of pages:" << arg;
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}
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}
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static void parseMarginsArg(QString arg, PdfPrintParams& params)
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{
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if (arg.isEmpty())
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return;
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QRegularExpression re("^(?<left>\\d+(?:\\.\\d+)?),"
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"(?<top>\\d+(?:\\.\\d+)?),"
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"(?<right>\\d+(?:\\.\\d+)?),"
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"(?<bottom>\\d+(?:\\.\\d+)?)$");
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QRegularExpressionMatch match = re.match(arg);
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if (match.hasMatch()) {
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QString left = match.captured("left");
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QString top = match.captured("top");
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QString right = match.captured("right");
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QString bottom = match.captured("bottom");
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params.margins.left = left.toDouble();
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params.margins.top = top.toDouble();
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params.margins.right = right.toDouble();
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params.margins.bottom = bottom.toDouble();
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} else {
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qDebug() << "WARNING: Ignoring bad paper margins:" << arg;
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}
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}
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