qcosmeticstroker.cpp File Reference

(a74b550e2c38679c329cd40d2119ab440668468e)

#include "qcosmeticstroker_p.h"
#include "private/qpainterpath_p.h"
#include "private/qrgba64_p.h"
#include <qdebug.h>

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Macros
#define	toF26Dot6(x)

Typedefs
typedef void(*	DrawPixel) (QCosmeticStroker *stroker, int x, int y, int coverage)

Enumerations
enum	StrokeSelection {   Aliased = 0 , AntiAliased = 1 , Solid = 0 , Dashed = 2 ,   RegularDraw = 0 , FastDraw = 4 , Aliased = 0 , AntiAliased = 1 ,   Solid = 0 , Dashed = 2 , RegularDraw = 0 , FastDraw = 4 }
enum	StrokeSelection {   Aliased = 0 , AntiAliased = 1 , Solid = 0 , Dashed = 2 ,   RegularDraw = 0 , FastDraw = 4 , Aliased = 0 , AntiAliased = 1 ,   Solid = 0 , Dashed = 2 , RegularDraw = 0 , FastDraw = 4 }

Functions
static uint	sourceOver (uint d, uint color)
static FDot16	FDot16FixedDiv (int x, int y)
template<DrawPixel drawPixel, class Dasher>
static bool	drawLine (QCosmeticStroker *stroker, qreal x1, qreal y1, qreal x2, qreal y2, int caps)
template<DrawPixel drawPixel, class Dasher>
static bool	drawLineAA (QCosmeticStroker *stroker, qreal x1, qreal y1, qreal x2, qreal y2, int caps)
void	drawPixel (QCosmeticStroker *stroker, int x, int y, int coverage)
void	drawPixelARGB32 (QCosmeticStroker *stroker, int x, int y, int coverage)
void	drawPixelARGB32Opaque (QCosmeticStroker *stroker, int x, int y, int)
static StrokeLine	strokeLine (int strokeSelection)
static const QPainterPath::ElementType *	subPath (const QPainterPath::ElementType *t, const QPainterPath::ElementType *end, const qreal *points, bool *closed)
static void	splitCubic (QCosmeticStroker::PointF *points)
static int	swapCaps (int caps)
static void	capAdjust (int caps, int &x1, int &x2, FDot16 &y, FDot16 yinc)

Variables
QT_BEGIN_NAMESPACE typedef int	FDot16

Macro Definition Documentation

toF26Dot6

#define toF26Dot6

(

x

)

Value:

static_cast<int>((x) * 64.)

Definition at line 31 of file qcosmeticstroker.cpp.

Typedef Documentation

DrawPixel

typedef void(* DrawPixel)(QCosmeticStroker *stroker, int x, int y, int coverage)

Definition at line 49 of file qcosmeticstroker.cpp.

Enumeration Type Documentation

StrokeSelection [1/2]

enum StrokeSelection

Enumerator
Aliased
AntiAliased
Solid
Dashed
RegularDraw
FastDraw
Aliased
AntiAliased
Solid
Dashed
RegularDraw
FastDraw

Definition at line 162 of file qcosmeticstroker.cpp.

StrokeSelection [2/2]

enum StrokeSelection

Enumerator
Aliased
AntiAliased
Solid
Dashed
RegularDraw
FastDraw
Aliased
AntiAliased
Solid
Dashed
RegularDraw
FastDraw

Definition at line 162 of file qcosmeticstroker.cpp.

Function Documentation

capAdjust()

void capAdjust ( int caps, int & x1, int & x2, FDot16 & y, FDot16 yinc )

inlinestatic

Definition at line 693 of file qcosmeticstroker.cpp.

References QCosmeticStroker::CapBegin, and QCosmeticStroker::CapEnd.

Referenced by drawLine(), and drawLineAA().

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drawLine()

template<DrawPixel drawPixel, class Dasher>

bool drawLine ( QCosmeticStroker * stroker, qreal x1, qreal y1, qreal x2, qreal y2, int caps )

static

Definition at line 709 of file qcosmeticstroker.cpp.

References QCosmeticStroker::BottomToTop, capAdjust(), QCosmeticStroker::CapBegin, QCosmeticStroker::CapEnd, FDot16, FDot16FixedDiv(), QCosmeticStroker::HorizontalMask, QCosmeticStroker::lastAxisAligned, QCosmeticStroker::lastDir, QCosmeticStroker::lastPixel, QCosmeticStroker::LeftToRight, QCosmeticStroker::RightToLeft, swapCaps(), QCosmeticStroker::TopToBottom, QCosmeticStroker::VerticalMask, QCosmeticStroker::Point::x, and QCosmeticStroker::Point::y.

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drawLineAA()

template<DrawPixel drawPixel, class Dasher>

bool drawLineAA ( QCosmeticStroker * stroker, qreal x1, qreal y1, qreal x2, qreal y2, int caps )

static

Definition at line 911 of file qcosmeticstroker.cpp.

References capAdjust(), FDot16, FDot16FixedDiv(), and swapCaps().

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drawPixel()

void drawPixel ( QCosmeticStroker * stroker, int x, int y, int coverage )

inline

Definition at line 118 of file qcosmeticstroker.cpp.

References QCosmeticStroker::current_span, QCosmeticStroker::NSPANS, and QCosmeticStroker::opacity.

Referenced by strokeLine().

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drawPixelARGB32()

void drawPixelARGB32 ( QCosmeticStroker * stroker, int x, int y, int coverage )

inline

Definition at line 141 of file qcosmeticstroker.cpp.

References QCosmeticStroker::ppl.

Referenced by strokeLine().

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drawPixelARGB32Opaque()

void drawPixelARGB32Opaque ( QCosmeticStroker * stroker, int x, int y, int  )

inline

Definition at line 152 of file qcosmeticstroker.cpp.

References QCosmeticStroker::ppl.

Referenced by strokeLine().

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FDot16FixedDiv()

FDot16 FDot16FixedDiv ( int x, int y )

inlinestatic

Definition at line 38 of file qcosmeticstroker.cpp.

Referenced by drawLine(), and drawLineAA().

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sourceOver()

uint sourceOver ( uint d, uint color )

inlinestatic

Definition at line 33 of file qcosmeticstroker.cpp.

splitCubic()

void splitCubic ( QCosmeticStroker::PointF * points )

static

Definition at line 639 of file qcosmeticstroker.cpp.

strokeLine()

StrokeLine strokeLine ( int strokeSelection )

static

Definition at line 171 of file qcosmeticstroker.cpp.

References Aliased, AntiAliased, Dashed, drawPixel(), drawPixelARGB32(), drawPixelARGB32Opaque(), FastDraw, RegularDraw, and Solid.

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subPath()

const QPainterPath::ElementType * subPath ( const QPainterPath::ElementType * t, const QPainterPath::ElementType * end, const qreal * points, bool * closed )

inlinestatic

Definition at line 476 of file qcosmeticstroker.cpp.

swapCaps()

int swapCaps ( int caps )

inlinestatic

Definition at line 686 of file qcosmeticstroker.cpp.

References QCosmeticStroker::CapBegin, and QCosmeticStroker::CapEnd.

Referenced by drawLine(), and drawLineAA().

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Variable Documentation

FDot16

QT_BEGIN_NAMESPACE typedef int FDot16

Definition at line 28 of file qcosmeticstroker.cpp.

Referenced by drawLine(), and drawLineAA().