src/gui/painting/qpdf.cpp File Reference

#include "qplatformdefs.h"
#include <qdebug.h>
#include "qpdf_p.h"
#include <qfile.h>
#include "private/qcups_p.h"

Include dependency graph for qpdf.cpp:

Go to the source code of this file.

Defines
#define	QT_PATH_ELEMENT(elm)
#define	Q_MM(n)   int((n * 720 + 127) / 254)
#define	Q_IN(n)   int(n * 72)
Functions
int	qt_defaultDpi ()
const char *	qt_real_to_string (qreal val, char *buf)
const char *	qt_int_to_string (int val, char *buf)
QByteArray	QPdf::generatePath (const QPainterPath &path, const QMatrix &matrix, PathFlags flags)
QByteArray	QPdf::generateMatrix (const QMatrix &matrix)
QByteArray	QPdf::generateDashes (const QPen &pen)
QByteArray	QPdf::patternForBrush (const QBrush &b)
static void	moveToHook (qfixed x, qfixed y, void *data)
static void	lineToHook (qfixed x, qfixed y, void *data)
static void	cubicToHook (qfixed c1x, qfixed c1y, qfixed c2x, qfixed c2y, qfixed ex, qfixed ey, void *data)
QByteArray	QPdf::ascii85Encode (const QByteArray &input)
const char *	QPdf::toHex (ushort u, char *buffer)
const char *	QPdf::toHex (uchar u, char *buffer)
QPdf::PaperSize	QPdf::paperSize (QPrinter::PageSize pageSize)
const char *	QPdf::paperSizeToString (QPrinter::PageSize pageSize)
QByteArray	QPdf::stripSpecialCharacters (const QByteArray &string)
static void	closeAllOpenFds ()
Variables
static const char *	pattern_for_brush []
static const QPdf::PaperSize	paperSizes [QPrinter::NPageSize]
static const char *const	psToStr [QPrinter::NPageSize+1]

---

Define Documentation

#define Q_IN

(

n

)

int(n * 72)

Definition at line 722 of file qpdf.cpp.

#define Q_MM

(

n

)

int((n * 720 + 127) / 254)

Definition at line 721 of file qpdf.cpp.

#define QT_PATH_ELEMENT

(

elm

)

Definition at line 102 of file qpdf.cpp.

---

Function Documentation

static void closeAllOpenFds

(

)

[static]

Definition at line 1358 of file qpdf.cpp.

References int.

Referenced by QPdfBaseEnginePrivate::openPrintDevice().

{
    // hack time... getting the maximum number of open
    // files, if possible.  if not we assume it's the
    // larger of 256 and the fd we got
    int i;
#if defined(_SC_OPEN_MAX)
    i = (int)sysconf(_SC_OPEN_MAX);
#elif defined(_POSIX_OPEN_MAX)
    i = (int)_POSIX_OPEN_MAX;
#elif defined(OPEN_MAX)
    i = (int)OPEN_MAX;
#else
    i = 256;
#endif
    // leave stdin/out/err untouched
    while(--i > 2)
        ::close(i);
}

static void cubicToHook	(	qfixed	c1x,
		qfixed	c1y,
		qfixed	c2x,
		qfixed	c2y,
		qfixed	ex,
		qfixed	ey,
		void *	data
	)			[static]

Definition at line 567 of file qpdf.cpp.

References t.

Referenced by QPdf::Stroker::Stroker().

{
    QPdf::Stroker *t = (QPdf::Stroker *)data;
    if (!t->zeroWidth) {
        t->matrix.map(c1x, c1y, &c1x, &c1y);
        t->matrix.map(c2x, c2y, &c2x, &c2y);
        t->matrix.map(ex, ey, &ex, &ey);
    }
    *t->stream << c1x << c1y
               << c2x << c2y
               << ex << ey
               << "c\n";
}

static void lineToHook	(	qfixed	x,
		qfixed	y,
		void *	data
	)			[static]

Definition at line 559 of file qpdf.cpp.

References t.

Referenced by QPdf::Stroker::Stroker().

{
    QPdf::Stroker *t = (QPdf::Stroker *)data;
    if (!t->zeroWidth)
        t->matrix.map(x, y, &x, &y);
    *t->stream << x << y << "l\n";
}

static void moveToHook	(	qfixed	x,
		qfixed	y,
		void *	data
	)			[static]

Definition at line 548 of file qpdf.cpp.

References t.

Referenced by QPdf::Stroker::Stroker().

{
    QPdf::Stroker *t = (QPdf::Stroker *)data;
    if (!t->first)
        *t->stream << "h\n";
    if (!t->zeroWidth)
        t->matrix.map(x, y, &x, &y);
    *t->stream << x << y << "m\n";
    t->first = false;
}

int qt_defaultDpi

(

)

Definition at line 119 of file qfont.cpp.

{
    if (!qt_is_gui_used)
        return 75;

    int dpi;
#ifdef Q_WS_X11
    dpi = QX11Info::appDpiY();
#elif defined(Q_WS_WIN)
    dpi = GetDeviceCaps(shared_dc,LOGPIXELSY);
#elif defined(Q_WS_MAC)
    short hr;
    short mdpi;
    ScreenRes(&hr, &mdpi);
    dpi = int(mdpi);
#elif defined(Q_WS_QWS)
    if (!qt_screen)
        return 72;
    QScreen *screen = qt_screen;
    const QList<QScreen*> subScreens = qt_screen->subScreens();
    if (!subScreens.isEmpty())
        screen = subScreens.at(0);
    dpi = qRound(screen->height() / double(screen->physicalHeight() / 25.4));
#endif // Q_WS_X11

    return dpi;
}

const char* qt_int_to_string	(	int	val,
		char *	buf
	)

Definition at line 78 of file qpdf.cpp.

References i.

Referenced by QPdf::ByteStream::operator<<().

                                                 {
    const char *ret = buf;
    if (val < 0) {
        *(buf++) = '-';
        val = -val;
    }
    char output[256];
    int i = 0;
    while (val) {
        output[i] = '0' + (val % 10);
        ++i;
        val /= 10;
    }
    if (i == 0) {
        *(buf++) = '0';
    } else {
        while (i)
            *(buf++) = output[--i];
    }
    *(buf++) = ' ';
    *buf = 0;
    return ret;
}

const char* qt_real_to_string	(	qreal	val,
		char *	buf
	)

Definition at line 34 of file qpdf.cpp.

References i, and int.

Referenced by QPdf::ByteStream::operator<<().

                                                    {
    const char *ret = buf;
    if (val < 0) {
        *(buf++) = '-';
        val = -val;
    }
    int ival = (int) val;
    qreal frac = val - (qreal)ival;

    int ifrac = (int)(frac * 1000000);
    if (ifrac == 1000000) {
        ++ival;
        ifrac = 0;
    }
    char output[256];
    int i = 0;
    while (ival) {
        output[i] = '0' + (ival % 10);
        ++i;
        ival /= 10;
    }
    int fact = 100000;
    if (i == 0) {
        *(buf++) = '0';
    } else {
        while (i) {
            *(buf++) = output[--i];
            fact /= 10;
            ifrac /= 10;
        }
    }

    if (ifrac) {
        *(buf++) =  '.';
        while (fact) {
            *(buf++) = '0' + ((ifrac/fact) % 10);
            fact /= 10;
        }
    }
    *(buf++) = ' ';
    *buf = 0;
    return ret;
}

---

Variable Documentation

const QPdf::PaperSize paperSizes[QPrinter::NPageSize] [static]

Definition at line 724 of file qpdf.cpp.

Referenced by QPdf::paperSize().

const char* pattern_for_brush[] [static]

Definition at line 203 of file qpdf.cpp.

Referenced by QPdf::patternForBrush().

const char* const psToStr[QPrinter::NPageSize+1] [static]

Initial value:

{
    "A4", "B5", "Letter", "Legal", "Executive",
    "A0", "A1", "A2", "A3", "A5", "A6", "A7", "A8", "A9", "B0", "B1",
    "B10", "B2", "B3", "B4", "B6", "B7", "B8", "B9", "C5E", "Comm10E",
    "DLE", "Folio", "Ledger", "Tabloid", 0
}

Definition at line 758 of file qpdf.cpp.

---