Detailed Description

Definition at line 127 of file qabstractfontengine_qws.h.

#include <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)

Member Typedef Documentation

typedef int Fixed

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Definition at line 142 of file qabstractfontengine_qws.h.

Member Enumeration Documentation

enum Capability

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Enumerator:

CanOutlineGlyphs	Search for all occurrences
CanRenderGlyphs_Mono	Search for all occurrences
CanRenderGlyphs_Gray	Search for all occurrences
CanRenderGlyphs	Search for all occurrences

Definition at line 131 of file qabstractfontengine_qws.h.

                    {
        CanOutlineGlyphs = 1,
        CanRenderGlyphs_Mono = 2,
        CanRenderGlyphs_Gray = 4,
        CanRenderGlyphs = CanRenderGlyphs_Mono | CanRenderGlyphs_Gray
    };

enum FontProperty

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Enumerator:

Ascent	Search for all occurrences
Descent	Search for all occurrences
Leading	Search for all occurrences
XHeight	Search for all occurrences
AverageCharWidth	Search for all occurrences
LineThickness	Search for all occurrences
UnderlinePosition	Search for all occurrences
MaxCharWidth	Search for all occurrences
MinLeftBearing	Search for all occurrences
MinRightBearing	Search for all occurrences
GlyphCount	Search for all occurrences
CacheGlyphsHint	Search for all occurrences
OutlineGlyphsHint	Search for all occurrences

Definition at line 162 of file qabstractfontengine_qws.h.

                      {
        Ascent,
        Descent,
        Leading,
        XHeight,
        AverageCharWidth,
        LineThickness,
        UnderlinePosition,
        MaxCharWidth,
        MinLeftBearing,
        MinRightBearing,
        GlyphCount,

        // hints
        CacheGlyphsHint,
        OutlineGlyphsHint
    };

enum TextShapingFlag

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Enumerator:

RightToLeft	Search for all occurrences
ReturnDesignMetrics	Search for all occurrences

Definition at line 181 of file qabstractfontengine_qws.h.

                         {
        RightToLeft         = 0x0001,
        ReturnDesignMetrics = 0x0002
    };

Constructor & Destructor Documentation

QAbstractFontEngine ( QObject * parent = 0 ) [explicit]

~QAbstractFontEngine ( )

Member Function Documentation

virtual Capabilities capabilities ( ) const [pure virtual]

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virtual QVariant fontProperty ( FontProperty property ) const [pure virtual]

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virtual bool convertStringToGlyphIndices	(	const QChar *	string,
		int	length,
		uint *	glyphs,
		int *	numGlyphs,
		TextShapingFlags	flags
	)		const `[pure virtual]`