Referencia del Archivo src/qt/src/kernel/qpainter_x11.cpp

#include "qplatformdefs.h"
#include "qfont.h"
#include "qpainter.h"
#include "qwidget.h"
#include "qbitmap.h"
#include "qpixmapcache.h"
#include "qtextcodec.h"
#include "qpaintdevicemetrics.h"
#include "qt_x11_p.h"
#include "qtextlayout_p.h"
#include "qfontdata_p.h"
#include "qfontengine_p.h"
#include "qtextengine_p.h"
#include <math.h>

Clases
class	QWFlagWidget
struct	QGC
struct	QGCC
'defines'
#define	NOMATCH
#define	SET_ARC(px, py, w, h, a1, a2)   a->x=px; a->y=py; a->width=w; a->height=h; a->angle1=a1; a->angle2=a2; a++
#define	SET_RCT(px, py, w, h)   r->x=px; r->y=py; r->width=w; r->height=h; r++
#define	SET_ARC(px, py, w, h, a1, a2)   a->x=px; a->y=py; a->width=w; a->height=h; a->angle1=a1; a->angle2=a2; a++
#define	SET_SEG(xp1, yp1, xp2, yp2)   s->x1=xp1; s->y1=yp1; s->x2=xp2; s->y2=yp2; s++
Funciones
void	qt_set_paintevent_clipping (QPaintDevice *dev, const QRegion &region)
void	qt_clear_paintevent_clipping ()
void	qt_erase_region (QWidget *w, const QRegion &region)
void	qt_erase_rect (QWidget *w, const QRect &r)
void *	qt_getClipRects (const QRegion &r, int &num)
double	qsincos (double a, bool calcCos=FALSE)
double	qsin (double a)
double	qcos (double a)
void	qt_draw_transformed_rect (QPainter *p, int x, int y, int w, int h, bool fill)
void	qt_draw_background (QPainter *p, int x, int y, int w, int h)
Variables
const double	Q_PI = 3.14159265358979323846
const double	Q_2PI = 6.28318530717958647693
const double	Q_PI2 = 1.57079632679489661923
const int	gc_array_size = 256
const int	gc_cache_size = 29

---

Documentación de los 'defines'

#define NOMATCH

Valor:

(g->gc && (g->pix != pix || g->scrn != scrn || \
                 (g->clip_serial > 0 && g->clip_serial != painter_clip_serial)))

#define SET_ARC	(		px,
			py,
			w,
			h,
			a1,
			a2
	)		a->x=px; a->y=py; a->width=w; a->height=h; a->angle1=a1; a->angle2=a2; a++

#define SET_ARC	(		px,
			py,
			w,
			h,
			a1,
			a2
	)		a->x=px; a->y=py; a->width=w; a->height=h; a->angle1=a1; a->angle2=a2; a++

#define SET_RCT	(		px,
			py,
			w,
			h
	)		r->x=px; r->y=py; r->width=w; r->height=h; r++

#define SET_SEG	(		xp1,
			yp1,
			xp2,
			yp2
	)		s->x1=xp1; s->y1=yp1; s->x2=xp2; s->y2=yp2; s++

---

Documentación de las funciones

double qcos

(

double

a

)

[inline]

double qsin

(

double

a

)

[inline]

double qsincos	(	double	a,
		bool	calcCos = FALSE
	)

void qt_clear_paintevent_clipping

(

)

void qt_draw_background	(	QPainter *	p,
		int	x,
		int	y,
		int	w,
		int	h
	)

void qt_draw_transformed_rect	(	QPainter *	p,
		int	x,
		int	y,
		int	w,
		int	h,
		bool	fill
	)

void qt_erase_rect	(	QWidget *	w,
		const QRect &	r
	)

void qt_erase_region	(	QWidget *	w,
		const QRegion &	region
	)

void* qt_getClipRects	(	const QRegion &	r,
		int &	num
	)		[inline]

void qt_set_paintevent_clipping	(	QPaintDevice *	dev,
		const QRegion &	region
	)

---

Documentación de las variables

const int gc_array_size = 256

const int gc_cache_size = 29

const double Q_2PI = 6.28318530717958647693

const double Q_PI = 3.14159265358979323846

const double Q_PI2 = 1.57079632679489661923