pdfobjects::DisplayParams Struct Reference

#include <displayparams.h>

List of all members.

Public Member Functions

 DisplayParams ()
bool operator== (const DisplayParams &dp) const
void convertPixmapPosToPdfPos (double fromX, double fromY, double &toX, double &toY) const
void convertPdfPosToPixmapPos (double fromX, double fromY, double &toX, double &toY) const

Public Attributes

double hDpi
double vDpi
libs::Rectangle pageRect
int rotate
GBool useMediaBox
GBool crop
GBool upsideDown

Static Public Attributes

static const int DEFAULT_HDPI = 72
static const int DEFAULT_VDPI = 72
static const int DEFAULT_ROTATE = 0
static const int DEFAULT_PAGE_LX = 0
static const int DEFAULT_PAGE_LY = 0
static const int DEFAULT_PAGE_RX = 612
static const int DEFAULT_PAGE_RY = 792

Detailed Description

Graphical state parameters.

These parameters are used by xpdf when updating bounding boxex of content stream operators, displaying page etc.

Constructor & Destructor Documentation

pdfobjects::DisplayParams::DisplayParams (  )  [inline]

Constructor. Default values are set.

Member Function Documentation

void pdfobjects::DisplayParams::convertPdfPosToPixmapPos ( double  fromX,
double  fromY,
double &  toX,
double &  toY 
) const [inline]

Converting pdf position to position on pixmap of viewed page.

Parameters:
fromX X position in pdf page.
fromY Y position in pdf page.
toX return X position on viewed page.
toY return Y position on viewed page.
See also:
convertPixmapPosToPdfPos

References hDpi, pageRect, rotate, upsideDown, and vDpi.

Referenced by gui::PageViewS::convertPdfPosToPixmapPos(), gui::PageViewMode_Annotations::extraInitialize(), and gui::PageViewS::setCorrectSize().

void pdfobjects::DisplayParams::convertPixmapPosToPdfPos ( double  fromX,
double  fromY,
double &  toX,
double &  toY 
) const [inline]

Converting position from pixmap of viewed page to pdf position.

Parameters:
fromX X position on viewed page.
fromY Y position on viewed page.
toX return X position in pdf page.
toY return Y position in pdf page.
See also:
convertPdfPosToPixmapPos

References hDpi, pageRect, rotate, upsideDown, and vDpi.

Referenced by gui::PageViewS::contentsMouseMoveEvent(), and gui::PageViewS::convertPixmapPosToPdfPos().

bool pdfobjects::DisplayParams::operator== ( const DisplayParams &  dp  )  const [inline]

Equality operator.

References crop, hDpi, pageRect, rotate, upsideDown, useMediaBox, and vDpi.

Member Data Documentation

GBool pdfobjects::DisplayParams::crop

Crop the page.

Referenced by operator==().

const int pdfobjects::DisplayParams::DEFAULT_HDPI = 72 [static]

Default horizontal dpi.

const int pdfobjects::DisplayParams::DEFAULT_PAGE_LX = 0 [static]

Default x position of left upper corner.

const int pdfobjects::DisplayParams::DEFAULT_PAGE_LY = 0 [static]

Default y position of right upper corner.

const int pdfobjects::DisplayParams::DEFAULT_PAGE_RX = 612 [static]

Default A4 width on a device with 72 horizontal dpi.

const int pdfobjects::DisplayParams::DEFAULT_PAGE_RY = 792 [static]

Default A4 height on a device with 72 vertical dpi.

const int pdfobjects::DisplayParams::DEFAULT_ROTATE = 0 [static]

No rotatation.

const int pdfobjects::DisplayParams::DEFAULT_VDPI = 72 [static]

Default vertical dpi.

double pdfobjects::DisplayParams::hDpi

Paramaters Horizontal DPI.

Referenced by convertPdfPosToPixmapPos(), convertPixmapPosToPdfPos(), operator==(), pdfobjects::CPageDisplay::setDisplayParams(), and gui::PageViewS::setZoomFactor().

libs::Rectangle pdfobjects::DisplayParams::pageRect

Page rectangle.

Referenced by convertPdfPosToPixmapPos(), convertPixmapPosToPdfPos(), pdfobjects::CPageDisplay::getPageRect(), operator==(), gui::PageViewS::setCorrectSize(), pdfobjects::CPageDisplay::setDisplayParams(), and gui::PageViewS::updateDisplayParameters().

int pdfobjects::DisplayParams::rotate

Page rotation.

Referenced by convertPdfPosToPixmapPos(), convertPixmapPosToPdfPos(), operator==(), pdfobjects::CPageDisplay::setDisplayParams(), gui::PageViewS::showPage(), and gui::PageViewS::updateDisplayParameters().

GBool pdfobjects::DisplayParams::upsideDown

Upside down.

Referenced by convertPdfPosToPixmapPos(), convertPixmapPosToPdfPos(), operator==(), and gui::PageViewS::updateDisplayParameters().

GBool pdfobjects::DisplayParams::useMediaBox

Use page media box.

Referenced by operator==(), pdfobjects::CPageDisplay::setDisplayParams(), and gui::PageViewS::setZoomFactor().

double pdfobjects::DisplayParams::vDpi

Vertical DPI.

Referenced by convertPdfPosToPixmapPos(), convertPixmapPosToPdfPos(), operator==(), pdfobjects::CPageDisplay::setDisplayParams(), and gui::PageViewS::setZoomFactor().

The documentation for this struct was generated from the following file: