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Dialog for pdf image rendering

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This commit is contained in:
Jakub Melka
2020-02-08 18:09:46 +01:00
parent beaa3425ac
commit a1d270e2ab
9 changed files with 916 additions and 1 deletions
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102
PdfForQtLib/sources/pdfrenderer.h
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@ -22,6 +22,7 @@
#include "pdfexception.h"
#include "pdfmeshqualitysettings.h"
#include <QImageWriter>
#include <QSurfaceFormat>
class QPainter;
@ -154,6 +155,107 @@ private:
QOpenGLFramebufferObject* m_fbo;
};
/// Settings object for image writer
class PDFFORQTLIBSHARED_EXPORT PDFImageWriterSettings
{
public:
explicit PDFImageWriterSettings();
/// Returns true, if image option is supported
bool isOptionSupported(QImageIOHandler::ImageOption option) const { return m_supportedOptions.count(option); }
/// Returns a list of available image formats
const QList<QByteArray>& getFormats() const { return m_formats; }
/// Returns a list of available subtypes
const QList<QByteArray>& getSubtypes() const { return m_subtypes; }
/// Selects image format (and initializes default values)
void selectFormat(const QByteArray& format);
int getCompression() const;
void setCompression(int compression);
int getQuality() const;
void setQuality(int quality);
float getGamma() const;
void setGamma(float gamma);
bool hasOptimizedWrite() const;
void setOptimizedWrite(bool optimizedWrite);
bool hasProgressiveScanWrite() const;
void setProgressiveScanWrite(bool progressiveScanWrite);
QByteArray getCurrentFormat() const;
QByteArray getCurrentSubtype() const;
void setCurrentSubtype(const QByteArray& currentSubtype);
private:
int m_compression = 9;
int m_quality = 100;
float m_gamma = 1.0;
bool m_optimizedWrite = false;
bool m_progressiveScanWrite = false;
QByteArray m_currentFormat;
QByteArray m_currentSubtype;
std::set<QImageIOHandler::ImageOption> m_supportedOptions;
QList<QByteArray> m_formats;
QList<QByteArray> m_subtypes;
};
/// This class is for setup of page image exporter
class PDFFORQTLIBSHARED_EXPORT PDFPageImageExportSettings
{
public:
explicit PDFPageImageExportSettings();
enum class PageSelectionMode
{
All,
Selection
};
enum class ResolutionMode
{
DPI,
Pixels
};
ResolutionMode getResolutionMode() const;
void setResolutionMode(ResolutionMode resolution);
PageSelectionMode getPageSelectionMode() const;
void setPageSelectionMode(PageSelectionMode pageSelectionMode);
QString getDirectory() const;
void setDirectory(const QString& directory);
QString getFileTemplate() const;
void setFileTemplate(const QString& fileTemplate);
QString getPageSelection() const;
void setPageSelection(const QString& pageSelection);
int getDpiResolution() const;
void setDpiResolution(int dpiResolution);
int getPixelResolution() const;
void setPixelResolution(int pixelResolution);
private:
ResolutionMode m_resolutionMode = ResolutionMode::DPI;
PageSelectionMode m_pageSelectionMode = PageSelectionMode::All;
QString m_directory;
QString m_fileTemplate;
QString m_pageSelection;
int m_dpiResolution = 300;
int m_pixelResolution = 100;
};
} // namespace pdf
Q_DECLARE_OPERATORS_FOR_FLAGS(pdf::PDFRenderer::Features)