Qt 4.8
Public Functions | Public Variables | Protected Variables | List of all members
QVNCDirtyMap Class Referenceabstract

#include <qscreenvnc_p.h>

Inheritance diagram for QVNCDirtyMap:
QVNCDirtyMapOptimized< T > QVNCDirtyMapOptimized< T >

Public Functions

bool dirty (int x, int y) const
 
bool dirty (int x, int y) const
 
 QVNCDirtyMap (QScreen *screen)
 
 QVNCDirtyMap (QVNCScreen *screen)
 
void reset ()
 
void reset ()
 
void setClean (int x, int y)
 
void setClean (int x, int y)
 
virtual void setDirty (int x, int y, bool force=false)=0
 
virtual void setDirty (int x, int y, bool force=false)=0
 
virtual ~QVNCDirtyMap ()
 
virtual ~QVNCDirtyMap ()
 

Public Variables

int bytesPerPixel
 
int mapHeight
 
int mapWidth
 
int numDirty
 

Protected Variables

uchar * buffer
 
int bufferHeight
 
int bufferStride
 
int bufferWidth
 
uchar * map
 
int numTiles
 
QScreen * screen
 
QVNCScreen * screen
 

Detailed Description

Definition at line 104 of file qscreenvnc_p.h.

Constructors and Destructors

◆ QVNCDirtyMap() [1/2]

QVNCDirtyMap::QVNCDirtyMap ( QScreen *  screen)

Definition at line 1664 of file qscreenvnc_qws.cpp.

1665  : bytesPerPixel(0), numDirty(0), screen(s)
1666 {
1667  bytesPerPixel = (screen->depth() + 7) / 8;
1668  bufferWidth = screen->deviceWidth();
1669  bufferHeight = screen->deviceHeight();
1670  bufferStride = bufferWidth * bytesPerPixel;
1671  buffer = new uchar[bufferHeight * bufferStride];
1672 
1673  mapWidth = (bufferWidth + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE;
1674  mapHeight = (bufferHeight + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE;
1675  numTiles = mapWidth * mapHeight;
1676  map = new uchar[numTiles];
1677 }
QVNCDirtyMap::buffer
uchar * buffer
Definition: qscreenvnc_p.h:124
QScreen::deviceWidth
int deviceWidth() const
Returns the physical width of the framebuffer device in pixels.
Definition: qscreen_qws.h:233
MAP_TILE_SIZE
#define MAP_TILE_SIZE
Definition: qscreenvnc_p.h:100
uchar
unsigned char uchar
Definition: qglobal.h:994
QVNCDirtyMap::screen
QScreen * screen
Definition: qscreenvnc_p.h:123
QScreen::deviceHeight
int deviceHeight() const
Returns the full height of the framebuffer device in pixels.
Definition: qscreen_qws.h:234
QScreen::depth
int depth() const
Returns the depth of the framebuffer, in bits per pixel.
Definition: qscreen_qws.h:229

◆ ~QVNCDirtyMap() [1/2]

QVNCDirtyMap::~QVNCDirtyMap ( )
virtual

Definition at line 1679 of file qscreenvnc_qws.cpp.

Referenced by QVNCDirtyMap().

1680 {
1681  delete[] map;
1682  delete[] buffer;
1683 }
QVNCDirtyMap::buffer
uchar * buffer
Definition: qscreenvnc_p.h:124

◆ QVNCDirtyMap() [2/2]

QVNCDirtyMap::QVNCDirtyMap ( QVNCScreen *  screen)

Definition at line 1502 of file qvncserver.cpp.

1503  : bytesPerPixel(0), numDirty(0), screen(s)
1504 {
1505  bytesPerPixel = (screen->depth() + 7) / 8;
1506  QSize screenSize = screen->geometry().size();
1507  bufferWidth = screenSize.width();
1508  bufferHeight = screenSize.height();
1509  bufferStride = bufferWidth * bytesPerPixel;
1510  buffer = new uchar[bufferHeight * bufferStride];
1511 
1512  mapWidth = (bufferWidth + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE;
1513  mapHeight = (bufferHeight + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE;
1514  numTiles = mapWidth * mapHeight;
1515  map = new uchar[numTiles];
1516 }
QVNCDirtyMap::buffer
uchar * buffer
Definition: qscreenvnc_p.h:124
MAP_TILE_SIZE
#define MAP_TILE_SIZE
Definition: qscreenvnc_p.h:100
uchar
unsigned char uchar
Definition: qglobal.h:994
QSize::width
int width() const
Returns the width.
Definition: qsize.h:126
QFbScreen::depth
virtual int depth() const
Reimplement in subclass to return current depth of the screen.
Definition: fb_base.h:163
QVNCDirtyMap::screen
QScreen * screen
Definition: qscreenvnc_p.h:123
QRect::size
QSize size() const
Returns the size of the rectangle.
Definition: qrect.h:309
QSize::height
int height() const
Returns the height.
Definition: qsize.h:129
QSize
The QSize class defines the size of a two-dimensional object using integer point precision.
Definition: qsize.h:53
QFbScreen::geometry
virtual QRect geometry() const
Reimplement in subclass to return the pixel geometry of the screen.
Definition: fb_base.h:162

◆ ~QVNCDirtyMap() [2/2]

virtual QVNCDirtyMap::~QVNCDirtyMap ( )
virtual

Functions

◆ dirty() [1/2]

bool QVNCDirtyMap::dirty ( int  x,
int  y 
) const
inline

Definition at line 1692 of file qscreenvnc_qws.cpp.

Referenced by QVNCServer::dirtyMap(), QVNCDirtyMap(), QRfbRawEncoder::write(), and QRfbHextileEncoder< SRC >::write().

1693 {
1694  return map[y * mapWidth + x];
1695 }

◆ dirty() [2/2]

bool QVNCDirtyMap::dirty ( int  x,
int  y 
) const

◆ reset() [1/2]

void QVNCDirtyMap::reset ( )

Definition at line 1685 of file qscreenvnc_qws.cpp.

Referenced by QVNCServer::newConnection(), and QVNCDirtyMap().

1686 {
1687  memset(map, 1, numTiles);
1688  memset(buffer, 0, bufferHeight * bufferStride);
1689  numDirty = numTiles;
1690 }
QVNCDirtyMap::buffer
uchar * buffer
Definition: qscreenvnc_p.h:124

◆ reset() [2/2]

void QVNCDirtyMap::reset ( )

◆ setClean() [1/2]

void QVNCDirtyMap::setClean ( int  x,
int  y 
)
inline

Definition at line 1697 of file qscreenvnc_qws.cpp.

Referenced by QVNCDirtyMap(), QRfbRawEncoder::write(), and QRfbHextileEncoder< SRC >::write().

1698 {
1699  map[y * mapWidth + x] = 0;
1700  --numDirty;
1701 }

◆ setClean() [2/2]

void QVNCDirtyMap::setClean ( int  x,
int  y 
)

◆ setDirty() [1/2]

virtual void QVNCDirtyMap::setDirty ( int  x,
int  y,
bool  force = false 
)
pure virtual

Implemented in QVNCDirtyMapOptimized< T >, and QVNCDirtyMapOptimized< T >.

Referenced by QVNCScreenPrivate::QVNCScreenPrivate().

◆ setDirty() [2/2]

virtual void QVNCDirtyMap::setDirty ( int  x,
int  y,
bool  force = false 
)
pure virtual

Implemented in QVNCDirtyMapOptimized< T >, and QVNCDirtyMapOptimized< T >.

Properties

◆ buffer

uchar * QVNCDirtyMap::buffer
protected

Definition at line 124 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), reset(), QVNCDirtyMapOptimized< T >::setDirty(), and ~QVNCDirtyMap().

◆ bufferHeight

int QVNCDirtyMap::bufferHeight
protected

Definition at line 126 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), reset(), and QVNCDirtyMapOptimized< T >::setDirty().

◆ bufferStride

int QVNCDirtyMap::bufferStride
protected

Definition at line 127 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), reset(), and QVNCDirtyMapOptimized< T >::setDirty().

◆ bufferWidth

int QVNCDirtyMap::bufferWidth
protected

Definition at line 125 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), and QVNCDirtyMapOptimized< T >::setDirty().

◆ bytesPerPixel

int QVNCDirtyMap::bytesPerPixel

Definition at line 115 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), and QVNCDirtyMapOptimized< T >::setDirty().

◆ map

uchar * QVNCDirtyMap::map
protected

Definition at line 122 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), and ~QVNCDirtyMap().

◆ mapHeight

int QVNCDirtyMap::mapHeight

Definition at line 119 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), QRfbRawEncoder::write(), and QRfbHextileEncoder< SRC >::write().

◆ mapWidth

int QVNCDirtyMap::mapWidth

Definition at line 118 of file qscreenvnc_p.h.

Referenced by dirty(), QVNCDirtyMap(), setClean(), QVNCDirtyMapOptimized< T >::setDirty(), QRfbRawEncoder::write(), and QRfbHextileEncoder< SRC >::write().

◆ numDirty

int QVNCDirtyMap::numDirty

Definition at line 117 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), reset(), setClean(), QVNCDirtyMapOptimized< T >::setDirty(), QVNCServer::setDirty(), and QRfbHextileEncoder< SRC >::write().

◆ numTiles

int QVNCDirtyMap::numTiles
protected

Definition at line 128 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), and reset().

◆ screen [1/2]

QScreen* QVNCDirtyMap::screen
protected

Definition at line 123 of file qscreenvnc_p.h.

Referenced by QVNCDirtyMap(), and QVNCDirtyMapOptimized< T >::setDirty().

◆ screen [2/2]

QVNCScreen* QVNCDirtyMap::screen
protected

Definition at line 125 of file qvncserver.h.

The documentation for this class was generated from the following files:
Qt 4.8 Source Code Browser