Public Types | Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes | Static Protected Attributes | Friends

QScreen Class Reference

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Detailed Description

Definition at line 191 of file qscreen_qws.h.

#include <qscreen_qws.h>

Inheritance diagram for QScreen:
Inheritance graph
[legend]

List of all members.

Public Types
enum   ClassId {
  LinuxFBClass, TransformedClass, VNCClass, MultiClass,
  VFbClass, DirectFBClass, SvgalibClass, ProxyClass,
  GLClass, CustomClass = 1024
}
enum   PixelType { NormalPixel, BGRPixel }

Public Member Functions
  QScreen (int display_id, ClassId classId)
  QScreen (int display_id)
virtual  ~QScreen ()
virtual bool  initDevice ()=0
virtual bool  connect (const QString &displaySpec)=0
virtual void  disconnect ()=0
virtual void  shutdownDevice ()
virtual void  setMode (int, int, int)=0
virtual bool  supportsDepth (int) const
virtual void  save ()
virtual void  restore ()
virtual void  blank (bool on)
virtual int  pixmapOffsetAlignment ()
virtual int  pixmapLinestepAlignment ()
virtual int  sharedRamSize (void *)
virtual bool  onCard (const unsigned char *) const
virtual bool  onCard (const unsigned char *, ulong &out_offset) const
virtual void  set (unsigned int, unsigned int, unsigned int, unsigned int)
virtual int  alloc (unsigned int, unsigned int, unsigned int)
int  width () const
int  height () const
int  depth () const
virtual int  pixmapDepth () const
PixelType  pixelType () const
int  linestep () const
int  deviceWidth () const
int  deviceHeight () const
uchar *  base () const
virtual uchar *  cache (int)
virtual void  uncache (uchar *)
QImage::Format  pixelFormat () const
int  screenSize () const
int  totalSize () const
QRgb *  clut ()
int  colorCount ()
virtual QSize  mapToDevice (const QSize &) const
virtual QSize  mapFromDevice (const QSize &) const
virtual QPoint  mapToDevice (const QPoint &, const QSize &) const
virtual QPoint  mapFromDevice (const QPoint &, const QSize &) const
virtual QRect  mapToDevice (const QRect &, const QSize &) const
virtual QRect  mapFromDevice (const QRect &, const QSize &) const
virtual QImage  mapToDevice (const QImage &) const
virtual QImage  mapFromDevice (const QImage &) const
virtual QRegion  mapToDevice (const QRegion &, const QSize &) const
virtual QRegion  mapFromDevice (const QRegion &, const QSize &) const
virtual int  transformOrientation () const
virtual bool  isTransformed () const
virtual bool  isInterlaced () const
virtual void  setDirty (const QRect &)
virtual int  memoryNeeded (const QString &)
virtual void  haltUpdates ()
virtual void  resumeUpdates ()
virtual void  exposeRegion (QRegion r, int changing)
virtual void  blit (const QImage &img, const QPoint &topLeft, const QRegion &region)
virtual void  solidFill (const QColor &color, const QRegion &region)
void  blit (QWSWindow *bs, const QRegion &clip)
virtual QWSWindowSurface *  createSurface (QWidget *widget) const
virtual QWSWindowSurface *  createSurface (const QString &key) const
virtual QList< QScreen * >  subScreens () const
virtual QRegion  region () const
int  subScreenIndexAt (const QPoint &p) const
void  setOffset (const QPoint &p)
QPoint  offset () const
int  physicalWidth () const
int  physicalHeight () const
QPixmapDataFactory *  pixmapDataFactory () const
QGraphicsSystem *  graphicsSystem () const
ClassId  classId () const

Static Public Member Functions
static QScreen *  instance ()

Protected Member Functions
void  setPixelFormat (QImage::Format format)
void  setPixmapDataFactory (QPixmapDataFactory *factory)
void  setGraphicsSystem (QGraphicsSystem *system)

Protected Attributes
QRgb  screenclut [256]
int  screencols
uchar *  data
QPoolEntry *  entries
int *  entryp
unsigned int *  lowest
int  w
int  lstep
int  h
int  d
PixelType  pixeltype
bool  grayscale
int  dw
int  dh
int  size
int  mapsize
int  displayId
int  physWidth
int  physHeight

Static Protected Attributes
static ClearCacheFunc  clearCacheFunc

Friends
class  QWSServer
class  QWSServerPrivate
class  QWSOnScreenSurface
class  QVNCScreen
class  QLinuxFbScreen
class  QVFbScreen
class  QProxyScreen
void  qt_solidFill_setup (QScreen *, const QColor &, const QRegion &)
void  qt_blit_setup (QScreen *screen, const QImage &image, const QPoint &topLeft, const QRegion &region)

Member Enumeration Documentation

enum ClassId
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Enumerator:
LinuxFBClass 
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TransformedClass 
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VNCClass 
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MultiClass 
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VFbClass 
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DirectFBClass 
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SvgalibClass 
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ProxyClass 
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GLClass 
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CustomClass 
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Definition at line 194 of file qscreen_qws.h.

                 { LinuxFBClass, TransformedClass, VNCClass, MultiClass,
                   VFbClass, DirectFBClass, SvgalibClass, ProxyClass,
                   GLClass, CustomClass = 1024 };
enum PixelType
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Enumerator:
NormalPixel 
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BGRPixel 
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Definition at line 220 of file qscreen_qws.h.

{ NormalPixel, BGRPixel };

Constructor & Destructor Documentation

QScreen ( int  display_id,
ClassId  classId 
)
QScreen ( int  display_id ) [explicit]
virtual ~QScreen ( ) [virtual]

Member Function Documentation

static QScreen* instance ( ) [inline, static]
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Definition at line 201 of file qscreen_qws.h.

{ return qt_screen; }
virtual bool initDevice ( ) [pure virtual]
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Implemented in QLinuxFbScreen, QProxyScreen, QQnxScreen, and QVFbScreen.

virtual bool connect ( const QString &  displaySpec ) [pure virtual]
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Implemented in QLinuxFbScreen, QProxyScreen, QQnxScreen, QTransformedScreen, and QVFbScreen.

virtual void disconnect ( ) [pure virtual]
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Implemented in QLinuxFbScreen, QProxyScreen, QQnxScreen, and QVFbScreen.

virtual void shutdownDevice ( ) [virtual]
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Reimplemented in QLinuxFbScreen, QProxyScreen, QQnxScreen, and QVFbScreen.

virtual void setMode ( int  ,
int  ,
int   
) [pure virtual]
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Implemented in QLinuxFbScreen, QProxyScreen, QQnxScreen, and QVFbScreen.

virtual bool supportsDepth ( int  ) const [virtual]
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Reimplemented in QProxyScreen, and QQnxScreen.

virtual void save ( ) [virtual]
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Reimplemented in QLinuxFbScreen, QProxyScreen, and QVFbScreen.

virtual void restore ( ) [virtual]
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Reimplemented in QLinuxFbScreen, QProxyScreen, and QVFbScreen.

virtual void blank ( bool  on ) [virtual]
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Reimplemented in QLinuxFbScreen, QProxyScreen, and QVFbScreen.

virtual int pixmapOffsetAlignment ( ) [inline, virtual]
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Definition at line 213 of file qscreen_qws.h.

{ return 64; }
virtual int pixmapLinestepAlignment ( ) [inline, virtual]
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Definition at line 214 of file qscreen_qws.h.

{ return 64; }
virtual int sharedRamSize ( void *  ) [inline, virtual]
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Reimplemented in QLinuxFbScreen, and QProxyScreen.

Definition at line 215 of file qscreen_qws.h.

{ return 0; }
virtual bool onCard ( const unsigned char *  ) const [virtual]
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Reimplemented in QProxyScreen.

virtual bool onCard ( const unsigned char *  ,
ulong &  out_offset 
) const [virtual]
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Reimplemented in QProxyScreen.

virtual void set ( unsigned  int,
unsigned  int,
unsigned  int,
unsigned  int 
) [virtual]
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Reimplemented in QLinuxFbScreen.

virtual int alloc ( unsigned  int,
unsigned  int,
unsigned  int 
) [virtual]
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int width ( ) const [inline]
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Definition at line 227 of file qscreen_qws.h.

{ return w; }
int height ( ) const [inline]
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Definition at line 228 of file qscreen_qws.h.

{ return h; }
int depth ( ) const [inline]
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Definition at line 229 of file qscreen_qws.h.

{ return d; }
virtual int pixmapDepth ( ) const [virtual]
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PixelType pixelType ( ) const [inline]
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Definition at line 231 of file qscreen_qws.h.

{ return pixeltype; }
int linestep ( ) const [inline]
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Definition at line 232 of file qscreen_qws.h.

{ return lstep; }
int deviceWidth ( ) const [inline]
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Definition at line 233 of file qscreen_qws.h.

{ return dw; }
int deviceHeight ( ) const [inline]
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Definition at line 234 of file qscreen_qws.h.

{ return dh; }
uchar* base ( ) const [inline]
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Definition at line 235 of file qscreen_qws.h.

{ return data; }
virtual uchar* cache ( int  ) [inline, virtual]
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Reimplemented in QLinuxFbScreen.

Definition at line 237 of file qscreen_qws.h.

{ return 0; }
virtual void uncache ( uchar *  ) [inline, virtual]
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Reimplemented in QLinuxFbScreen.

Definition at line 238 of file qscreen_qws.h.

{}
QImage::Format pixelFormat ( ) const
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int screenSize ( ) const [inline]
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Definition at line 242 of file qscreen_qws.h.

{ return size; }
int totalSize ( ) const [inline]
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Definition at line 243 of file qscreen_qws.h.

{ return mapsize; }
QRgb* clut ( ) [inline]
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Definition at line 245 of file qscreen_qws.h.

{ return screenclut; }
int colorCount ( ) [inline]
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Definition at line 249 of file qscreen_qws.h.

{ return screencols; }
virtual QSize mapToDevice ( const QSize &  ) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QSize mapFromDevice ( const QSize &  ) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QPoint mapToDevice ( const QPoint &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QPoint mapFromDevice ( const QPoint &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QRect mapToDevice ( const QRect &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QRect mapFromDevice ( const QRect &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QImage mapToDevice ( const QImage &  ) const [virtual]
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virtual QImage mapFromDevice ( const QImage &  ) const [virtual]
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virtual QRegion mapToDevice ( const QRegion &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual QRegion mapFromDevice ( const QRegion &  ,
const QSize &   
) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual int transformOrientation ( ) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual bool isTransformed ( ) const [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual bool isInterlaced ( ) const [virtual]
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Reimplemented in QProxyScreen.

virtual void setDirty ( const QRect &  ) [virtual]
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Reimplemented in QLinuxFbScreen, QProxyScreen, QTransformedScreen, and QVFbScreen.

virtual int memoryNeeded ( const QString &  ) [virtual]
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Reimplemented in QProxyScreen.

virtual void haltUpdates ( ) [virtual]
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Reimplemented in QProxyScreen.

virtual void resumeUpdates ( ) [virtual]
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Reimplemented in QProxyScreen.

virtual void exposeRegion ( QRegion  r,
int  changing 
) [virtual]
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Reimplemented in QProxyScreen, QQnxScreen, and QTransformedScreen.

virtual void blit ( const QImage &  img,
const QPoint &  topLeft,
const QRegion &  region 
) [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

virtual void solidFill ( const QColor &  color,
const QRegion &  region 
) [virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

void blit ( QWSWindow *  bs,
const QRegion &  clip 
)
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virtual QWSWindowSurface* createSurface ( QWidget *  widget ) const [virtual]
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Reimplemented in QProxyScreen.

virtual QWSWindowSurface* createSurface ( const QString &  key ) const [virtual]
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Reimplemented in QProxyScreen.

virtual QList<QScreen*> subScreens ( ) const [inline, virtual]
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Reimplemented in QProxyScreen.

Definition at line 283 of file qscreen_qws.h.

{ return QList<QScreen*>(); }
virtual QRegion region ( ) const [inline, virtual]
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Reimplemented in QProxyScreen, and QTransformedScreen.

Definition at line 284 of file qscreen_qws.h.

{ return QRect(offset(), QSize(w, h)); }
int subScreenIndexAt ( const QPoint &  p ) const
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void setOffset ( const QPoint &  p )
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QPoint offset ( ) const
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int physicalWidth ( ) const [inline]
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Definition at line 290 of file qscreen_qws.h.

{ return physWidth; }   // physical display size in mm
int physicalHeight ( ) const [inline]
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Definition at line 291 of file qscreen_qws.h.

{ return physHeight; } // physical display size in mm
QPixmapDataFactory* pixmapDataFactory ( ) const
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QGraphicsSystem* graphicsSystem ( ) const
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ClassId classId ( ) const
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void setPixelFormat ( QImage::Format  format ) [protected]
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void setPixmapDataFactory ( QPixmapDataFactory *  factory ) [protected]
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void setGraphicsSystem ( QGraphicsSystem *  system ) [protected]
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Friends And Related Function Documentation

friend class QWSServer [friend]
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Definition at line 342 of file qscreen_qws.h.

friend class QWSServerPrivate [friend]
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Definition at line 343 of file qscreen_qws.h.

friend class QWSOnScreenSurface [friend]
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Definition at line 351 of file qscreen_qws.h.

friend class QVNCScreen [friend]
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Definition at line 357 of file qscreen_qws.h.

friend class QLinuxFbScreen [friend]
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Definition at line 358 of file qscreen_qws.h.

friend class QVFbScreen [friend]
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Definition at line 359 of file qscreen_qws.h.

friend class QProxyScreen [friend]
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Definition at line 360 of file qscreen_qws.h.

void qt_solidFill_setup ( QScreen *  ,
const QColor &  ,
const QRegion &   
) [friend]
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void qt_blit_setup ( QScreen *  screen,
const QImage &  image,
const QPoint &  topLeft,
const QRegion &  region 
) [friend]
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Member Data Documentation

QRgb screenclut[256] [protected]
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Definition at line 308 of file qscreen_qws.h.

int screencols [protected]
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Definition at line 309 of file qscreen_qws.h.

uchar* data [protected]
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Definition at line 311 of file qscreen_qws.h.

QPoolEntry* entries [protected]
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Definition at line 320 of file qscreen_qws.h.

int* entryp [protected]
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Definition at line 321 of file qscreen_qws.h.

unsigned int* lowest [protected]
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Definition at line 322 of file qscreen_qws.h.

int w [protected]
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Definition at line 324 of file qscreen_qws.h.

int lstep [protected]
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Definition at line 325 of file qscreen_qws.h.

int h [protected]
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Definition at line 326 of file qscreen_qws.h.

int d [protected]
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Definition at line 327 of file qscreen_qws.h.

PixelType pixeltype [protected]
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Definition at line 328 of file qscreen_qws.h.

bool grayscale [protected]
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Definition at line 329 of file qscreen_qws.h.

int dw [protected]
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Definition at line 331 of file qscreen_qws.h.

int dh [protected]
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Definition at line 332 of file qscreen_qws.h.

int size [protected]
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Definition at line 334 of file qscreen_qws.h.

int mapsize [protected]
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Definition at line 335 of file qscreen_qws.h.

int displayId [protected]
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Definition at line 337 of file qscreen_qws.h.

int physWidth [protected]
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Definition at line 339 of file qscreen_qws.h.

int physHeight [protected]
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Definition at line 340 of file qscreen_qws.h.

ClearCacheFunc clearCacheFunc [static, protected]
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Definition at line 344 of file qscreen_qws.h.

The documentation for this class was generated from the following file:
Generated on Thu Mar 22 2012 18:43:46 by doxygen 1.7.3
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