QAbstractFontEngine Class Reference

QAbstractFontEngine Class Referenceabstract

#include <qabstractfontengine_qws.h>

Class Description

Definition at line 127 of file qabstractfontengine_qws.h.

+ Inheritance diagram for QAbstractFontEngine:

Classes

struct  FixedPoint
 
struct  GlyphMetrics
 

Public Types

enum  Capability { CanOutlineGlyphs = 1, CanRenderGlyphs_Mono = 2, CanRenderGlyphs_Gray = 4, CanRenderGlyphs = CanRenderGlyphs_Mono | CanRenderGlyphs_Gray }
 
enum  FontProperty {
  Ascent, Descent, Leading, XHeight,
  AverageCharWidth, LineThickness, UnderlinePosition, MaxCharWidth,
  MinLeftBearing, MinRightBearing, GlyphCount, CacheGlyphsHint,
  OutlineGlyphsHint
}
 
enum  TextShapingFlag { RightToLeft = 0x0001, ReturnDesignMetrics = 0x0002 }
 
typedef int Fixed
 

Public Member Functions

 QAbstractFontEngine (QObject *parent=0)
 
 ~QAbstractFontEngine ()
 
virtual Capabilities capabilities () const =0
 
virtual QVariant fontProperty (FontProperty property) const =0
 
virtual bool convertStringToGlyphIndices (const QChar *string, int length, uint *glyphs, int *numGlyphs, TextShapingFlags flags) const =0
 
virtual void getGlyphAdvances (const uint *glyphs, int numGlyphs, Fixed *advances, TextShapingFlags flags) const =0
 
virtual GlyphMetrics glyphMetrics (uint glyph) const =0
 
virtual bool renderGlyph (uint glyph, int depth, int bytesPerLine, int height, uchar *buffer)
 
virtual void addGlyphOutlinesToPath (uint *glyphs, int numGlyphs, FixedPoint *positions, QPainterPath *path)
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=0)
 
virtual ~QObject ()
 
virtual bool event (QEvent *)
 
virtual bool eventFilter (QObject *, QEvent *)
 
QString objectName () const
 
void setObjectName (const QString &name)
 
bool isWidgetType () const
 
bool signalsBlocked () const
 
bool blockSignals (bool b)
 
QThreadthread () const
 
void moveToThread (QThread *thread)
 
int startTimer (int interval)
 
void killTimer (int id)
 
template<typename T >
findChild (const QString &aName=QString()) const
 
template<typename T >
QList< T > findChildren (const QString &aName=QString()) const
 
template<typename T >
QList< T > findChildren (const QRegExp &re) const
 
const QObjectListchildren () const
 
void setParent (QObject *)
 
void installEventFilter (QObject *)
 
void removeEventFilter (QObject *)
 
bool connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=0, const QObject *receiver=0, const char *member=0)
 
bool disconnect (const QObject *receiver, const char *member=0)
 
void dumpObjectTree ()
 
void dumpObjectInfo ()
 
bool setProperty (const char *name, const QVariant &value)
 
QVariant property (const char *name) const
 
QList< QByteArraydynamicPropertyNames () const
 
void setUserData (uint id, QObjectUserData *data)
 
QObjectUserDatauserData (uint id) const
 
QObjectparent () const
 
bool inherits (const char *classname) const
 

Additional Inherited Members

- Public Slots inherited from QObject
void deleteLater ()
 
- Signals inherited from QObject
void destroyed (QObject *=0)
 
- Static Public Member Functions inherited from QObject
static bool connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 
static bool connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static uint registerUserData ()
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 
virtual void timerEvent (QTimerEvent *)
 
virtual void childEvent (QChildEvent *)
 
virtual void customEvent (QEvent *)
 
virtual void connectNotify (const char *signal)
 
virtual void disconnectNotify (const char *signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=0)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Static Protected Attributes inherited from QObject
static const QMetaObject staticQtMetaObject
 
- Properties inherited from QObject
QString objectName
 

Member Typedef Documentation

typedef int Fixed

Definition at line 142 of file qabstractfontengine_qws.h.

Member Enumeration Documentation

Enumerator
Ascent 
Descent 
Leading 
XHeight 
AverageCharWidth 
LineThickness 
UnderlinePosition 
MaxCharWidth 
MinLeftBearing 
MinRightBearing 
GlyphCount 
CacheGlyphsHint 
OutlineGlyphsHint 

Definition at line 162 of file qabstractfontengine_qws.h.

Enumerator
RightToLeft 
ReturnDesignMetrics 

Definition at line 181 of file qabstractfontengine_qws.h.

Constructor & Destructor Documentation

QAbstractFontEngine ( QObject parent = 0)
explicit

Member Function Documentation

virtual Capabilities capabilities ( ) const
pure virtual
virtual QVariant fontProperty ( FontProperty  property) const
pure virtual
virtual bool convertStringToGlyphIndices ( const QChar string,
int  length,
uint *  glyphs,
int numGlyphs,
TextShapingFlags  flags 
) const
pure virtual
virtual void getGlyphAdvances ( const uint *  glyphs,
int  numGlyphs,
Fixed advances,
TextShapingFlags  flags 
) const
pure virtual
virtual GlyphMetrics glyphMetrics ( uint  glyph) const
pure virtual
virtual bool renderGlyph ( uint  glyph,
int  depth,
int  bytesPerLine,
int  height,
uchar *  buffer 
)
virtual
virtual void addGlyphOutlinesToPath ( uint *  glyphs,
int  numGlyphs,
FixedPoint positions,
QPainterPath path 
)
virtual

The documentation for this class was generated from the following file: