qscreen_qws.h File Reference

#include <QtCore/qnamespace.h>
#include <QtCore/qpoint.h>
#include <QtCore/qstringlist.h>
#include <QtGui/qrgb.h>
#include <QtCore/qrect.h>
#include <QtGui/qimage.h>
#include <QtGui/qregion.h>

Classes
class	QScreenCursor
class	QPoolEntry
class	QScreen

Macros
#define	QT_QWS_DEPTH16_RGB   565

Typedefs
typedef void(*	ClearCacheFunc) (QScreen *obj, int)

Functions
ushort	qt_convRgbTo16 (const int r, const int g, const int b)
ushort	qt_convRgbTo16 (QRgb c)
QRgb	qt_conv16ToRgb (ushort c)
void	qt_conv16ToRgb (ushort c, int &r, int &g, int &b)
QScreen *	qt_get_screen (int display_id, const char *spec)
const unsigned char *	qt_probe_bus ()

Variables
static const int	qt_rbits = (QT_QWS_DEPTH16_RGB/100)
static const int	qt_gbits = (QT_QWS_DEPTH16_RGB/10%10)
static const int	qt_bbits = (QT_QWS_DEPTH16_RGB%10)
static const int	qt_red_shift = qt_bbits+qt_gbits-(8-qt_rbits)
static const int	qt_green_shift = qt_bbits-(8-qt_gbits)
static const int	qt_neg_blue_shift = 8-qt_bbits
static const int	qt_blue_mask = (1<<qt_bbits)-1
static const int	qt_green_mask = (1<<(qt_gbits+qt_bbits))-(1<<qt_bbits)
static const int	qt_red_mask = (1<<(qt_rbits+qt_gbits+qt_bbits))-(1<<(qt_gbits+qt_bbits))
static const int	qt_red_rounding_shift = qt_red_shift + qt_rbits
static const int	qt_green_rounding_shift = qt_green_shift + qt_gbits
static const int	qt_blue_rounding_shift = qt_bbits - qt_neg_blue_shift
const int	SourceSolid =0
const int	SourcePixmap =1
QScreenCursor *	qt_screencursor
bool	qws_sw_cursor
Q_GUI_EXPORT QScreen *	qt_screen

Macro Definition Documentation

#define QT_QWS_DEPTH16_RGB   565

Definition at line 69 of file qscreen_qws.h.

Typedef Documentation

typedef void(* ClearCacheFunc) (QScreen *obj, int)

Definition at line 189 of file qscreen_qws.h.

Function Documentation

ushort qt_convRgbTo16 ( const int  r, const int  g, const int  b  )

inline

Definition at line 86 of file qscreen_qws.h.

{
    const int tr = r << qt_red_shift;
    const int tg = g << qt_green_shift;
    const int tb = b >> qt_neg_blue_shift;

    return (tb & qt_blue_mask) | (tg & qt_green_mask) | (tr & qt_red_mask);
}

ushort qt_convRgbTo16 ( QRgb  c )

inline

Definition at line 95 of file qscreen_qws.h.

{
    const int tr = qRed(c) << qt_red_shift;
    const int tg = qGreen(c) << qt_green_shift;
    const int tb = qBlue(c) >> qt_neg_blue_shift;

    return (tb & qt_blue_mask) | (tg & qt_green_mask) | (tr & qt_red_mask);
}

QRgb qt_conv16ToRgb ( ushort  c )

inline

Definition at line 104 of file qscreen_qws.h.

{
    const int r=(c & qt_red_mask);
    const int g=(c & qt_green_mask);
    const int b=(c & qt_blue_mask);
    const int tr = r >> qt_red_shift | r >> qt_red_rounding_shift;
    const int tg = g >> qt_green_shift | g >> qt_green_rounding_shift;
    const int tb = b << qt_neg_blue_shift | b >> qt_blue_rounding_shift;

    return qRgb(tr,tg,tb);
}

void qt_conv16ToRgb ( ushort  c, int &  r, int &  g, int &  b  )

inline

Definition at line 116 of file qscreen_qws.h.

{
    const int tr=(c & qt_red_mask);
    const int tg=(c & qt_green_mask);
    const int tb=(c & qt_blue_mask);
    r = tr >> qt_red_shift | tr >> qt_red_rounding_shift;
    g = tg >> qt_green_shift | tg >> qt_green_rounding_shift;
    b = tb << qt_neg_blue_shift | tb >> qt_blue_rounding_shift;
}

QScreen* qt_get_screen	(	int	display_id,
		const char *	spec
	)

const unsigned char* qt_probe_bus

(

)

Variable Documentation

const int qt_rbits = (QT_QWS_DEPTH16_RGB/100)

static

Definition at line 71 of file qscreen_qws.h.

const int qt_gbits = (QT_QWS_DEPTH16_RGB/10%10)

static

Definition at line 72 of file qscreen_qws.h.

const int qt_bbits = (QT_QWS_DEPTH16_RGB%10)

static

Definition at line 73 of file qscreen_qws.h.

const int qt_red_shift = qt_bbits+qt_gbits-(8-qt_rbits)

static

Definition at line 74 of file qscreen_qws.h.

const int qt_green_shift = qt_bbits-(8-qt_gbits)

static

Definition at line 75 of file qscreen_qws.h.

const int qt_neg_blue_shift = 8-qt_bbits

static

Definition at line 76 of file qscreen_qws.h.

const int qt_blue_mask = (1<<qt_bbits)-1

static

Definition at line 77 of file qscreen_qws.h.

const int qt_green_mask = (1<<(qt_gbits+qt_bbits))-(1<<qt_bbits)

static

Definition at line 78 of file qscreen_qws.h.

const int qt_red_mask = (1<<(qt_rbits+qt_gbits+qt_bbits))-(1<<(qt_gbits+qt_bbits))

static

Definition at line 79 of file qscreen_qws.h.

const int qt_red_rounding_shift = qt_red_shift + qt_rbits

static

Definition at line 81 of file qscreen_qws.h.

const int qt_green_rounding_shift = qt_green_shift + qt_gbits

static

Definition at line 82 of file qscreen_qws.h.

const int qt_blue_rounding_shift = qt_bbits - qt_neg_blue_shift

static

Definition at line 83 of file qscreen_qws.h.

const int SourceSolid =0

Definition at line 126 of file qscreen_qws.h.

const int SourcePixmap =1

Definition at line 127 of file qscreen_qws.h.

QScreenCursor* qt_screencursor

bool qws_sw_cursor

Q_GUI_EXPORT QScreen* qt_screen

Go to the source code of this file.