KisPDFImportWidget Class Reference

#include <kis_pdf_import_widget.h>

Inheritance diagram for KisPDFImportWidget:

Public Member Functions
	KisPDFImportWidget (Poppler::Document *pdfDoc, QWidget *parent)
QList< int >	pages ()
	~KisPDFImportWidget ()

Private Slots
void	heightAspectRatio ()
void	selectAllPages (bool v)
void	selectFirstPage (bool v)
void	selectSelectionOfPages (bool v)
void	slotAspectChanged (bool keep)
void	updateHRes ()
void	updateHVer ()
void	updateMaxCanvasSize ()
void	updateResolution ()
void	updateSelectionOfPages ()
void	widthAspectRatio ()

Private Attributes
bool	m_keepAspect
double	m_maxHeightInch
double	m_maxWidthInch
QList< int >	m_pages
Poppler::Document *	m_pdfDoc

Detailed Description

Definition at line 19 of file kis_pdf_import_widget.h.

Constructor & Destructor Documentation

KisPDFImportWidget()

KisPDFImportWidget::KisPDFImportWidget	(	Poppler::Document *	pdfDoc,
		QWidget *	parent )

Definition at line 31 of file kis_pdf_import_widget.cpp.

        : QWidget(parent)
        , m_pdfDoc(pdfDoc)
        , m_keepAspect(true)
{
    setupUi(this);
    m_pages.push_back(0); // The first page is selected
    updateMaxCanvasSize();
 
    for (int i = 1; i <= m_pdfDoc->numPages(); i++) {
        listPages->addItem(QString::number(i));
    }
 
    connect(intWidth, SIGNAL(valueChanged(int)), this, SLOT(updateHRes()));
    connect(intHeight, SIGNAL(valueChanged(int)), this, SLOT(updateHVer()));
    connect(intResolution, SIGNAL(valueChanged(int)), this, SLOT(updateResolution()));
    connect(intHeight, SIGNAL(valueChanged(int)), this, SLOT(heightAspectRatio()));
    connect(intWidth, SIGNAL(valueChanged(int)), this, SLOT(widthAspectRatio()));
    connect(boolAllPages, SIGNAL(toggled(bool)), this, SLOT(selectAllPages(bool)));
    connect(boolFirstPage, SIGNAL(toggled(bool)), this, SLOT(selectFirstPage(bool)));
    connect(boolSelectionPage, SIGNAL(toggled(bool)), this, SLOT(selectSelectionOfPages(bool)));
    connect(listPages, SIGNAL(itemSelectionChanged()), this, SLOT(updateSelectionOfPages()));
    connect(pixelAspectRatioBtn, SIGNAL(keepAspectRatioChanged(bool)), this, SLOT(slotAspectChanged(bool)));
 
}

References connect(), heightAspectRatio(), m_pages, m_pdfDoc, selectAllPages(), selectFirstPage(), selectSelectionOfPages(), slotAspectChanged(), updateHRes(), updateHVer(), updateMaxCanvasSize(), updateResolution(), updateSelectionOfPages(), and widthAspectRatio().

~KisPDFImportWidget()

KisPDFImportWidget::~KisPDFImportWidget

(

)

Definition at line 58 of file kis_pdf_import_widget.cpp.

{
}

Member Function Documentation

heightAspectRatio

void KisPDFImportWidget::heightAspectRatio ( )

privateslot

Definition at line 154 of file kis_pdf_import_widget.cpp.

{
    intWidth->blockSignals(true);
    if(m_keepAspect)
    {
        intWidth->setValue((int) ceil(((intHeight->value() * m_maxWidthInch * 1.) / m_maxHeightInch * 1.) + 0.5));
    }
    intWidth->blockSignals(false);
}

References m_keepAspect, m_maxHeightInch, and m_maxWidthInch.

pages()

QList< int > KisPDFImportWidget::pages ( )

inline

Definition at line 27 of file kis_pdf_import_widget.h.

                               {
        return m_pages;
    }

References m_pages.

selectAllPages

void KisPDFImportWidget::selectAllPages ( bool v )

privateslot

Definition at line 62 of file kis_pdf_import_widget.cpp.

{
    if (v) {
        if (listPages->selectedItems().count() != 0){
            listPages->clearSelection();
            boolAllPages->toggle();
        }
        m_pages.clear();
        for (int i = 0; i < m_pdfDoc->numPages(); i++) {
            m_pages.push_back(i);
        }
        updateMaxCanvasSize();
    }
}

References m_pages, m_pdfDoc, updateMaxCanvasSize(), and v.

selectFirstPage

void KisPDFImportWidget::selectFirstPage ( bool v )

privateslot

Definition at line 76 of file kis_pdf_import_widget.cpp.

{
    if (v) {
        if (listPages->selectedItems().count() != 0){
            listPages->clearSelection();
            boolFirstPage->toggle();
        }
        m_pages.clear();
        m_pages.push_back(0); // The first page is selected
        updateMaxCanvasSize();
    }
}

References m_pages, updateMaxCanvasSize(), and v.

selectSelectionOfPages

void KisPDFImportWidget::selectSelectionOfPages ( bool v )

privateslot

Definition at line 88 of file kis_pdf_import_widget.cpp.

{
    if (v) {
        updateSelectionOfPages();
        updateMaxCanvasSize();
    }
 
}

References updateMaxCanvasSize(), updateSelectionOfPages(), and v.

slotAspectChanged

void KisPDFImportWidget::slotAspectChanged ( bool keep )

privateslot

Definition at line 172 of file kis_pdf_import_widget.cpp.

{
    pixelAspectRatioBtn->blockSignals(true);
    pixelAspectRatioBtn->setKeepAspectRatio(keep);
    pixelAspectRatioBtn->blockSignals(false);
 
    m_keepAspect = keep;
 
    if (keep)
    {
        heightAspectRatio();
    }
}

References heightAspectRatio(), and m_keepAspect.

updateHRes

void KisPDFImportWidget::updateHRes ( )

privateslot

Definition at line 142 of file kis_pdf_import_widget.cpp.

{
    intResolution->blockSignals(true);
    intResolution->setValue((int)(intWidth->value() / m_maxWidthInch));
    intResolution->blockSignals(false);
}

References m_maxWidthInch.

updateHVer

void KisPDFImportWidget::updateHVer ( )

privateslot

Definition at line 148 of file kis_pdf_import_widget.cpp.

{
    intResolution->blockSignals(true);
    intResolution->setValue((int)(intHeight->value() / m_maxHeightInch));
    intResolution->blockSignals(false);
}

References m_maxHeightInch.

updateMaxCanvasSize

void KisPDFImportWidget::updateMaxCanvasSize ( )

privateslot

Definition at line 108 of file kis_pdf_import_widget.cpp.

{
    m_maxWidthInch = 0., m_maxHeightInch = 0.;
    for (QList<int>::const_iterator it = m_pages.constBegin(); it != m_pages.constEnd(); ++it) {
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
        Poppler::Page *p = m_pdfDoc->page(*it);
#else
        std::unique_ptr<Poppler::Page> p = m_pdfDoc->page(*it);
#endif
        QSizeF size = p->pageSizeF();
        if (size.width() > m_maxWidthInch) {
            m_maxWidthInch = size.width();
        }
        if (size.height() > m_maxHeightInch) {
            m_maxHeightInch = size.height();
        }
    }
    m_maxWidthInch /= 72.;
    m_maxHeightInch /= 72.;
    dbgFile << m_maxWidthInch << "" << m_maxHeightInch;
    updateResolution();
}

References dbgFile, m_maxHeightInch, m_maxWidthInch, m_pages, m_pdfDoc, p, and updateResolution().

updateResolution

void KisPDFImportWidget::updateResolution ( )

privateslot

Definition at line 131 of file kis_pdf_import_widget.cpp.

{
    int resolution = intResolution->value();
    intWidth->blockSignals(true);
    intWidth->setValue((int) ceil(m_maxWidthInch * resolution));
    intWidth->blockSignals(false);
    intHeight->blockSignals(true);
    intHeight->setValue((int) ceil(m_maxHeightInch * resolution));
    intHeight->blockSignals(false);
}

References m_maxHeightInch, and m_maxWidthInch.

updateSelectionOfPages

void KisPDFImportWidget::updateSelectionOfPages ( )

privateslot

Definition at line 97 of file kis_pdf_import_widget.cpp.

{
    if (! boolSelectionPage->isChecked()) boolSelectionPage->toggle();
    m_pages.clear();
    for (int i = 0; i < m_pdfDoc->numPages(); i++) {
        if (listPages->item(i)->isSelected()) m_pages.push_back(i);
    }
    updateMaxCanvasSize();
}

References m_pages, m_pdfDoc, and updateMaxCanvasSize().

widthAspectRatio

void KisPDFImportWidget::widthAspectRatio ( )

privateslot

Definition at line 163 of file kis_pdf_import_widget.cpp.

{
    intHeight->blockSignals(true);
    if(m_keepAspect)
    {
        intHeight->setValue((int) ceil(((intWidth->value() * m_maxHeightInch * 1.) / m_maxWidthInch * 1.) + 0.5));
    }
    intHeight->blockSignals(false);
}

References m_keepAspect, m_maxHeightInch, and m_maxWidthInch.

Member Data Documentation

m_keepAspect

bool KisPDFImportWidget::m_keepAspect

private

Definition at line 46 of file kis_pdf_import_widget.h.

m_maxHeightInch

double KisPDFImportWidget::m_maxHeightInch

private

Definition at line 45 of file kis_pdf_import_widget.h.

m_maxWidthInch

double KisPDFImportWidget::m_maxWidthInch

private

Definition at line 45 of file kis_pdf_import_widget.h.

m_pages

QList<int> KisPDFImportWidget::m_pages

private

Definition at line 44 of file kis_pdf_import_widget.h.

m_pdfDoc

Poppler::Document* KisPDFImportWidget::m_pdfDoc

private

Definition at line 43 of file kis_pdf_import_widget.h.

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The documentation for this class was generated from the following files:

• plugins/impex/pdf/kis_pdf_import_widget.h
• plugins/impex/pdf/kis_pdf_import_widget.cpp