Qt 4.8
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#include <qfontengine_p.h>
Public Functions | |
virtual void | addOutlineToPath (qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags) |
virtual QImage | alphaMapForGlyph (glyph_t) |
virtual QFixed | ascent () const |
virtual glyph_metrics_t | boundingBox (const QGlyphLayout &glyphs) |
virtual glyph_metrics_t | boundingBox (glyph_t glyph) |
virtual bool | canRender (const QChar *string, int len) |
int | cmap () const |
virtual QFixed | descent () const |
virtual QFixed | leading () const |
virtual qreal | maxCharWidth () const |
virtual qreal | minLeftBearing () const |
virtual qreal | minRightBearing () const |
virtual const char * | name () const |
QFontEngineBox (int size) | |
virtual void | recalcAdvances (QGlyphLayout *, QTextEngine::ShaperFlags) const |
int | size () const |
virtual bool | stringToCMap (const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const |
virtual Type | type () const |
~QFontEngineBox () | |
Public Functions inherited from QFontEngine | |
void | addBitmapFontToPath (qreal x, qreal y, const QGlyphLayout &, QPainterPath *, QTextItem::RenderFlags) |
virtual void | addGlyphsToPath (glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags) |
virtual glyph_metrics_t | alphaMapBoundingBox (glyph_t glyph, QFixed, const QTransform &matrix, GlyphFormat) |
virtual QImage | alphaMapForGlyph (glyph_t glyph, QFixed subPixelPosition) |
virtual QImage | alphaMapForGlyph (glyph_t, const QTransform &t) |
virtual QImage | alphaMapForGlyph (glyph_t, QFixed subPixelPosition, const QTransform &t) |
virtual QImage | alphaRGBMapForGlyph (glyph_t, QFixed subPixelPosition, int margin, const QTransform &t) |
virtual QFixed | averageCharWidth () const |
virtual glyph_metrics_t | boundingBox (glyph_t glyph, const QTransform &matrix) |
virtual QFontEngine * | cloneWithSize (qreal) const |
virtual void | doKerning (QGlyphLayout *, QTextEngine::ShaperFlags) const |
virtual QFixed | emSquareSize () const |
virtual FaceId | faceId () const |
virtual void | getGlyphBearings (glyph_t glyph, qreal *leftBearing=0, qreal *rightBearing=0) |
void | getGlyphPositions (const QGlyphLayout &glyphs, const QTransform &matrix, QTextItem::RenderFlags flags, QVarLengthArray< glyph_t > &glyphs_out, QVarLengthArray< QFixedPoint > &positions) |
virtual HB_Error | getPointInOutline (HB_Glyph glyph, int flags, hb_uint32 point, HB_Fixed *xpos, HB_Fixed *ypos, hb_uint32 *nPoints) |
QByteArray | getSfntTable (uint) const |
virtual bool | getSfntTableData (uint, uchar *, uint *) const |
virtual void | getUnscaledGlyph (glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics) |
QFontEngineGlyphCache * | glyphCache (void *key, QFontEngineGlyphCache::Type type, const QTransform &transform) const |
virtual int | glyphCount () const |
HB_Face | harfbuzzFace () const |
HB_Font | harfbuzzFont () const |
virtual QFixed | lineThickness () const |
void | loadKerningPairs (QFixed scalingFactor) |
virtual Properties | properties () const |
QFontEngine () | |
virtual void | removeGlyphFromCache (glyph_t) |
void | setGlyphCache (void *key, QFontEngineGlyphCache *data) |
virtual bool | supportsSubPixelPositions () const |
virtual int | synthesized () const |
glyph_metrics_t | tightBoundingBox (const QGlyphLayout &glyphs) |
virtual QFixed | underlinePosition () const |
virtual QFixed | xHeight () const |
virtual | ~QFontEngine () |
Public Functions inherited from QObject | |
bool | blockSignals (bool b) |
If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it). More... | |
const QObjectList & | children () const |
Returns a list of child objects. More... | |
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 | dumpObjectInfo () |
Dumps information about signal connections, etc. More... | |
void | dumpObjectTree () |
Dumps a tree of children to the debug output. More... | |
QList< QByteArray > | dynamicPropertyNames () const |
Returns the names of all properties that were dynamically added to the object using setProperty(). More... | |
virtual bool | event (QEvent *) |
This virtual function receives events to an object and should return true if the event e was recognized and processed. More... | |
virtual bool | eventFilter (QObject *, QEvent *) |
Filters events if this object has been installed as an event filter for the watched object. More... | |
template<typename T > | |
T | findChild (const QString &aName=QString()) const |
Returns the child of this object that can be cast into type T and that is called name, or 0 if there is no such object. More... | |
template<typename T > | |
QList< T > | findChildren (const QString &aName=QString()) const |
Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects. More... | |
template<typename T > | |
QList< T > | findChildren (const QRegExp &re) const |
bool | inherits (const char *classname) const |
Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false. More... | |
void | installEventFilter (QObject *) |
Installs an event filter filterObj on this object. More... | |
bool | isWidgetType () const |
Returns true if the object is a widget; otherwise returns false. More... | |
void | killTimer (int id) |
Kills the timer with timer identifier, id. More... | |
virtual const QMetaObject * | metaObject () const |
Returns a pointer to the meta-object of this object. More... | |
void | moveToThread (QThread *thread) |
Changes the thread affinity for this object and its children. More... | |
QString | objectName () const |
QObject * | parent () const |
Returns a pointer to the parent object. More... | |
QVariant | property (const char *name) const |
Returns the value of the object's name property. More... | |
Q_INVOKABLE | QObject (QObject *parent=0) |
Constructs an object with parent object parent. More... | |
void | removeEventFilter (QObject *) |
Removes an event filter object obj from this object. More... | |
void | setObjectName (const QString &name) |
void | setParent (QObject *) |
Makes the object a child of parent. More... | |
bool | setProperty (const char *name, const QVariant &value) |
Sets the value of the object's name property to value. More... | |
void | setUserData (uint id, QObjectUserData *data) |
bool | signalsBlocked () const |
Returns true if signals are blocked; otherwise returns false. More... | |
int | startTimer (int interval) |
Starts a timer and returns a timer identifier, or returns zero if it could not start a timer. More... | |
QThread * | thread () const |
Returns the thread in which the object lives. More... | |
QObjectUserData * | userData (uint id) const |
virtual | ~QObject () |
Destroys the object, deleting all its child objects. More... | |
Properties | |
int | _size |
Friends | |
class | QFontPrivate |
Additional Inherited Members | |
Public Types inherited from QFontEngine | |
enum | GlyphFormat { Format_None, Format_Render = Format_None, Format_Mono, Format_A8, Format_A32 } |
enum | SynthesizedFlags { SynthesizedItalic = 0x1, SynthesizedBold = 0x2, SynthesizedStretch = 0x4 } |
enum | Type { Box, Multi, XLFD, Win, Mac, Freetype, QPF1, QPF2, Proxy, S60FontEngine, DirectWrite, TestFontEngine = 0x1000 } |
Public Slots inherited from QObject | |
void | deleteLater () |
Schedules this object for deletion. More... | |
Signals inherited from QObject | |
void | destroyed (QObject *=0) |
This signal is emitted immediately before the object obj is destroyed, and can not be blocked. More... | |
Static Public Functions inherited from QFontEngine | |
static QByteArray | convertToPostscriptFontFamilyName (const QByteArray &fontFamily) |
static const uchar * | getCMap (const uchar *table, uint tableSize, bool *isSymbolFont, int *cmapSize) |
static quint32 | getTrueTypeGlyphIndex (const uchar *cmap, uint unicode) |
Static Public Functions inherited from QObject | |
static bool | connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection) |
Creates a connection of the given type from the signal in the sender object to the method in the receiver object. More... | |
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) |
Disconnects signal in object sender from method in object receiver. More... | |
static bool | disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member) |
static uint | registerUserData () |
static QString | tr (const char *sourceText, const char *comment=0, int n=-1) |
static QString | trUtf8 (const char *sourceText, const char *comment=0, int n=-1) |
Public Variables inherited from QFontEngine | |
uint | cache_cost |
int | cache_count |
QFontDef | fontDef |
uint | fsType: 16 |
int | glyphFormat |
HB_Face | hbFace |
HB_FontRec | hbFont |
QVector< KernPair > | kerning_pairs |
QAtomicInt | ref |
bool | symbol |
Static Public Variables inherited from QObject | |
static const QMetaObject | staticMetaObject |
This variable stores the meta-object for the class. More... | |
Protected Functions inherited from QFontEngine | |
QFixed | lastRightBearing (const QGlyphLayout &glyphs, bool round=false) |
Protected Functions inherited from QObject | |
virtual void | childEvent (QChildEvent *) |
This event handler can be reimplemented in a subclass to receive child events. More... | |
virtual void | connectNotify (const char *signal) |
This virtual function is called when something has been connected to signal in this object. More... | |
virtual void | customEvent (QEvent *) |
This event handler can be reimplemented in a subclass to receive custom events. More... | |
virtual void | disconnectNotify (const char *signal) |
This virtual function is called when something has been disconnected from signal in this object. More... | |
QObject (QObjectPrivate &dd, QObject *parent=0) | |
int | receivers (const char *signal) const |
Returns the number of receivers connected to the signal. More... | |
QObject * | sender () const |
Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns 0. More... | |
int | senderSignalIndex () const |
virtual void | timerEvent (QTimerEvent *) |
This event handler can be reimplemented in a subclass to receive timer events for the object. More... | |
Static Protected Functions inherited from QFontEngine | |
static const QVector< QRgb > & | grayPalette () |
Protected Variables inherited from QObject | |
QScopedPointer< QObjectData > | d_ptr |
Static Protected Variables inherited from QObject | |
static const QMetaObject | staticQtMetaObject |
Related Functions inherited from QObject | |
T | qFindChildqFindChildren (const QObject *obj, const QString &name)() |
QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QString &name)() |
QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QRegExp ®Exp)() |
T * | qobject_cast (QObject *object) |
QObjectList | |
void * | qt_find_obj_child (QObject *parent, const char *type, const QString &name) |
Returns a pointer to the object named name that inherits type and with a given parent. More... | |
Definition at line 349 of file qfontengine_p.h.
QFontEngineBox::QFontEngineBox | ( | int | size | ) |
Definition at line 1149 of file qfontengine.cpp.
QFontEngineBox::~QFontEngineBox | ( | ) |
Definition at line 1155 of file qfontengine.cpp.
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Reimplemented from QFontEngine.
Definition at line 1185 of file qfontengine.cpp.
Create a qimage with the alpha values for the glyph. Returns an image indexed_8 with index values ranging from 0=fully transparent to 255=opaque
Reimplemented from QFontEngine.
Definition at line 1288 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1245 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1200 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1238 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1278 of file qfontengine.cpp.
Referenced by QFontEngineMulti::canRender().
int QFontEngineBox::cmap | ( | ) | const |
Definition at line 1267 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1250 of file qfontengine.cpp.
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Implements QFontEngine.
Definition at line 1261 of file qfontengine.cpp.
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inlinevirtual |
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Implements QFontEngine.
Definition at line 1273 of file qfontengine.cpp.
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This is a callback from harfbuzz. The font engine uses the font-system in use to find out the advances of each glyph and set it on the layout.
Reimplemented from QFontEngine.
Definition at line 1177 of file qfontengine.cpp.
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Definition at line 382 of file qfontengine_p.h.
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Implements QFontEngine.
Definition at line 1159 of file qfontengine.cpp.
Referenced by QFontEngineMulti::canRender(), and QFontEngineMulti::stringToCMap().
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Implements QFontEngine.
Reimplemented in QTestFontEngine.
Definition at line 1283 of file qfontengine.cpp.
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Definition at line 385 of file qfontengine_p.h.
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Definition at line 386 of file qfontengine_p.h.
Referenced by addOutlineToPath(), alphaMapForGlyph(), ascent(), boundingBox(), leading(), maxCharWidth(), recalcAdvances(), and stringToCMap().