本文整理汇总了C++中poppler::Document::getPdfVersion方法的典型用法代码示例。如果您正苦于以下问题：C++ Document::getPdfVersion方法的具体用法？C++ Document::getPdfVersion怎么用？C++ Document::getPdfVersion使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类poppler::Document的用法示例。
在下文中一共展示了Document::getPdfVersion方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // QApplication required!
if ( argc != 3)
{
qWarning() << "usage: test-password-qt4 owner-password filename";
exit(1);
}
Poppler::Document *doc = Poppler::Document::load(argv[2], argv[1]);
if (!doc)
{
qWarning() << "doc not loaded";
exit(1);
}
// output some meta-data
int major = 0, minor = 0;
doc->getPdfVersion( &major, &minor );
qDebug() << " PDF Version: " << qPrintable(QString::fromLatin1("%1.%2").arg(major).arg(minor));
qDebug() << " Title: " << doc->info("Title");
qDebug() << " Subject: " << doc->info("Subject");
qDebug() << " Author: " << doc->info("Author");
qDebug() << " Key words: " << doc->info("Keywords");
qDebug() << " Creator: " << doc->info("Creator");
qDebug() << " Producer: " << doc->info("Producer");
qDebug() << " Date created: " << doc->date("CreationDate").toString();
qDebug() << " Date modified: " << doc->date("ModDate").toString();
qDebug() << "Number of pages: " << doc->numPages();
qDebug() << " Linearised: " << doc->isLinearized();
qDebug() << " Encrypted: " << doc->isEncrypted();
qDebug() << " OK to print: " << doc->okToPrint();
qDebug() << " OK to copy: " << doc->okToCopy();
qDebug() << " OK to change: " << doc->okToChange();
qDebug() << "OK to add notes: " << doc->okToAddNotes();
qDebug() << " Page mode: " << doc->pageMode();
QStringList fontNameList;
foreach( const Poppler::FontInfo &font, doc->fonts() )
fontNameList += font.name();
qDebug() << " Fonts: " << fontNameList.join( ", " );
Poppler::Page *page = doc->page(0);
qDebug() << " Page 1 size: " << page->pageSize().width()/72 << "inches x " << page->pageSize().height()/72 << "inches";
PDFDisplay test( doc ); // create picture display
test.setWindowTitle("Poppler-Qt4 Test");
test.show(); // show it
return a.exec(); // start event loop
}示例2: main
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // QApplication required!
Q_UNUSED( argc );
Q_UNUSED( argv );
QTime t;
t.start();
QDir dbDir( QStringLiteral( "./pdfdb" ) );
if ( !dbDir.exists() ) {
qWarning() << "Database directory does not exist";
}
QStringList excludeSubDirs;
excludeSubDirs << QStringLiteral("000048") << QStringLiteral("000607");
const QStringList dirs = dbDir.entryList(QStringList() << QStringLiteral("0000*"), QDir::Dirs);
foreach ( const QString &subdir, dirs ) {
if ( excludeSubDirs.contains(subdir) ) {
// then skip it
} else {
QString path = "./pdfdb/" + subdir + "/data.pdf";
std::cout <<"Doing " << path.toLatin1().data() << " :";
Poppler::Document *doc = Poppler::Document::load( path );
if (!doc) {
qWarning() << "doc not loaded";
} else {
int major = 0, minor = 0;
doc->getPdfVersion( &major, &minor );
doc->info(QStringLiteral("Title"));
doc->info(QStringLiteral("Subject"));
doc->info(QStringLiteral("Author"));
doc->info(QStringLiteral("Keywords"));
doc->info(QStringLiteral("Creator"));
doc->info(QStringLiteral("Producer"));
doc->date(QStringLiteral("CreationDate")).toString();
doc->date(QStringLiteral("ModDate")).toString();
doc->numPages();
doc->isLinearized();
doc->isEncrypted();
doc->okToPrint();
doc->okToCopy();
doc->okToChange();
doc->okToAddNotes();
doc->pageMode();
for( int index = 0; index < doc->numPages(); ++index ) {
Poppler::Page *page = doc->page( index );
page->renderToImage();
page->pageSize();
page->orientation();
delete page;
std::cout << ".";
std::cout.flush();
}
std::cout << std::endl;
delete doc;
}
}
}
std::cout << "Elapsed time: " << (t.elapsed()/1000) << std::endl;
}