Added resolution setting to export dialogue.

src/exportdialog.cpp

@@ -35,6 +35,13 @@ ExportDialog::ExportDialog(Export *exp, QWidget *parent)
 	if ((index = _paperSize->findData(_export->paperSize)) >= 0)
 		_paperSize->setCurrentIndex(index);
 
+	_resolution = new QComboBox();
+	_resolution->addItem("300 DPI", 300);
+	_resolution->addItem("600 DPI", 600);
+	_resolution->addItem("1200 DPI", 1200);
+	if ((index = _resolution->findData(_export->resolution)) >= 0)
+		_resolution->setCurrentIndex(index);
+
 	_portrait = new QRadioButton(tr("Portrait"));
 	_landscape = new QRadioButton(tr("Landscape"));
 	QHBoxLayout *orientationLayout = new QHBoxLayout();
@@ -81,6 +88,7 @@ ExportDialog::ExportDialog(Export *exp, QWidget *parent)
 #endif // Q_OS_MAC
 	QFormLayout *pageSetupLayout = new QFormLayout;
 	pageSetupLayout->addRow(tr("Page size:"), _paperSize);
+	pageSetupLayout->addRow(tr("Resolution:"), _resolution);
 	pageSetupLayout->addRow(tr("Orientation:"), orientationLayout);
 	pageSetupLayout->addRow(tr("Margins:"), marginsLayout);
 #ifdef Q_OS_MAC
@@ -161,9 +169,11 @@ void ExportDialog::accept()
 	  ? QPrinter::Portrait : QPrinter::Landscape;
 	QPrinter::PaperSize paperSize = static_cast<QPrinter::PaperSize>
 	  (_paperSize->itemData(_paperSize->currentIndex()).toInt());
+	int resolution = _resolution->itemData(_resolution->currentIndex()).toInt();
 
 	_export->fileName = _fileSelect->file();
 	_export->paperSize = paperSize;
+	_export->resolution = resolution;
 	_export->orientation = orientation;
 	if (_export->units == Imperial)
 		_export->margins = MarginsF(_leftMargin->value() / MM2IN,

src/exportdialog.h

@@ -16,6 +16,7 @@ struct Export {
 	QPrinter::PaperSize paperSize;
 	QPrinter::Orientation orientation;
 	MarginsF margins;
+	int resolution;
 
 	Units units;
 };
@@ -37,6 +38,7 @@ private:
 
 	FileSelectWidget *_fileSelect;
 	QComboBox *_paperSize;
+	QComboBox *_resolution;
 	QRadioButton *_portrait;
 	QRadioButton *_landscape;
 	QDoubleSpinBox *_topMargin;

src/gui.cpp

@@ -958,6 +958,7 @@ void GUI::exportFile()
 	printer.setOutputFormat(QPrinter::PdfFormat);
 	printer.setCreator(QString(APP_NAME) + QString(" ")
 	  + QString(APP_VERSION));
+	printer.setResolution(_export.resolution);
 	printer.setOrientation(_export.orientation);
 	printer.setOutputFileName(_export.fileName);
 	printer.setPaperSize(_export.paperSize);
@@ -1581,6 +1582,8 @@ void GUI::writeSettings()
 	settings.beginGroup(EXPORT_SETTINGS_GROUP);
 	if (_export.orientation != PAPER_ORIENTATION_DEFAULT)
 		settings.setValue(PAPER_ORIENTATION_SETTING, _export.orientation);
+	if (_export.resolution != RESOLUTION_DEFAULT)
+		settings.setValue(RESOLUTION_SETTING, _export.resolution);
 	if (_export.paperSize != PAPER_SIZE_DEFAULT)
 		settings.setValue(PAPER_SIZE_SETTING, _export.paperSize);
 	if (_export.margins.left() != MARGIN_LEFT_DEFAULT)
@@ -1779,6 +1782,8 @@ void GUI::readSettings()
 	settings.beginGroup(EXPORT_SETTINGS_GROUP);
 	_export.orientation = (QPrinter::Orientation) settings.value(
 	  PAPER_ORIENTATION_SETTING, PAPER_ORIENTATION_DEFAULT).toInt();
+	_export.resolution = settings.value(RESOLUTION_SETTING, RESOLUTION_DEFAULT)
+	  .toInt();
 	_export.paperSize = (QPrinter::PaperSize) settings.value(PAPER_SIZE_SETTING,
 	  PAPER_SIZE_DEFAULT).toInt();
 	qreal ml = settings.value(MARGIN_LEFT_SETTING, MARGIN_LEFT_DEFAULT)

src/settings.h

@@ -70,6 +70,8 @@
 #define EXPORT_FILENAME_SETTING           "fileName"
 #define EXPORT_FILENAME_DEFAULT           QString("%1/export.pdf"). \
                                             arg(QDir::currentPath())
+#define RESOLUTION_SETTING                "resolution"
+#define RESOLUTION_DEFAULT                600
 
 #define OPTIONS_SETTINGS_GROUP            "Options"
 #define PALETTE_COLOR_SETTING             "paletteColor"