BitmapWriteAccess Class Reference

#include <BitmapWriteAccess.hxx>

Inheritance diagram for BitmapWriteAccess:

Collaboration diagram for BitmapWriteAccess:

Public Member Functions
	BitmapWriteAccess (Bitmap &rBitmap)
virtual	~BitmapWriteAccess () override
void	CopyScanline (tools::Long nY, const BitmapReadAccess &rReadAcc)
void	CopyScanline (tools::Long nY, ConstScanline aSrcScanline, ScanlineFormat nSrcScanlineFormat, sal_uInt32 nSrcScanlineSize)
void	SetPalette (const BitmapPalette &rPalette)
void	SetPaletteEntryCount (sal_uInt16 nCount)
void	SetPaletteColor (sal_uInt16 nColor, const BitmapColor &rBitmapColor)
void	SetPixel (tools::Long nY, tools::Long nX, const BitmapColor &rBitmapColor)
void	SetPixelIndex (tools::Long nY, tools::Long nX, sal_uInt8 cIndex)
void	SetLineColor (const Color &rColor)
void	SetFillColor ()
void	SetFillColor (const Color &rColor)
void	Erase (const Color &rColor)
void	DrawLine (const Point &rStart, const Point &rEnd)
void	FillRect (const tools::Rectangle &rRect)
void	DrawRect (const tools::Rectangle &rRect)
Public Member Functions inherited from BitmapReadAccess
	BitmapReadAccess (Bitmap &rBitmap, BitmapAccessMode nMode=BitmapAccessMode::Read)
virtual	~BitmapReadAccess () override
Scanline	GetBuffer () const
Scanline	GetScanline (tools::Long nY) const
BitmapColor	GetPixelFromData (const sal_uInt8 *pData, tools::Long nX) const
sal_uInt8	GetIndexFromData (const sal_uInt8 *pData, tools::Long nX) const
void	SetPixelOnData (sal_uInt8 *pData, tools::Long nX, const BitmapColor &rBitmapColor)
BitmapColor	GetPixel (tools::Long nY, tools::Long nX) const
BitmapColor	GetColor (tools::Long nY, tools::Long nX) const
sal_uInt8	GetPixelIndex (tools::Long nY, tools::Long nX) const
BitmapColor	GetInterpolatedColorWithFallback (double fY, double fX, const BitmapColor &rFallback) const
	Get the interpolated color at coordinates fY, fX; if outside, return rFallback. More...
BitmapColor	GetColorWithFallback (double fY, double fX, const BitmapColor &rFallback) const
	Get the color at coordinates fY, fX; if outside, return rFallback. More...
SAL_DLLPRIVATE BitmapBuffer *	ImplGetBitmapBuffer () const
Public Member Functions inherited from BitmapInfoAccess
	BitmapInfoAccess (Bitmap &rBitmap, BitmapAccessMode nMode=BitmapAccessMode::Info)
virtual	~BitmapInfoAccess ()
bool	operator! () const
tools::Long	Width () const
tools::Long	Height () const
bool	IsTopDown () const
bool	IsBottomUp () const
ScanlineFormat	GetScanlineFormat () const
sal_uInt32	GetScanlineSize () const
sal_uInt16	GetBitCount () const
BitmapColor	GetBestMatchingColor (const BitmapColor &rBitmapColor)
bool	HasPalette () const
const BitmapPalette &	GetPalette () const
sal_uInt16	GetPaletteEntryCount () const
const BitmapColor &	GetPaletteColor (sal_uInt16 nColor) const
const BitmapColor &	GetBestPaletteColor (const BitmapColor &rBitmapColor) const
sal_uInt16	GetBestPaletteIndex (const BitmapColor &rBitmapColor) const
ColorMask &	GetColorMask () const

Private Member Functions
	BitmapWriteAccess ()=delete
	BitmapWriteAccess (const BitmapWriteAccess &)=delete
BitmapWriteAccess &	operator= (const BitmapWriteAccess &)=delete

Private Attributes
std::optional< BitmapColor >	mpLineColor
std::optional< BitmapColor >	mpFillColor

Additional Inherited Members
Static Public Member Functions inherited from BitmapReadAccess
static BitmapColor	GetPixelForN1BitMsbPal (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN1BitLsbPal (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN4BitMsnPal (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN4BitLsnPal (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN8BitPal (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN24BitTcBgr (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN24BitTcRgb (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcAbgr (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcXbgr (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcArgb (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcXrgb (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcBgra (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcBgrx (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcRgba (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcRgbx (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static BitmapColor	GetPixelForN32BitTcMask (ConstScanline pScanline, tools::Long nX, const ColorMask &rMask)
static void	SetPixelForN1BitMsbPal (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN1BitLsbPal (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN4BitMsnPal (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN4BitLsnPal (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN8BitPal (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN24BitTcBgr (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN24BitTcRgb (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcAbgr (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcXbgr (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcArgb (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcXrgb (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcBgra (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcBgrx (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcRgba (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcRgbx (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static void	SetPixelForN32BitTcMask (Scanline pScanline, tools::Long nX, const BitmapColor &rBitmapColor, const ColorMask &rMask)
static FncGetPixel	GetPixelFunction (ScanlineFormat nFormat)
static FncSetPixel	SetPixelFunction (ScanlineFormat nFormat)
Protected Attributes inherited from BitmapReadAccess
FncGetPixel	mFncGetPixel
FncSetPixel	mFncSetPixel
Protected Attributes inherited from BitmapInfoAccess
Bitmap	maBitmap
BitmapBuffer *	mpBuffer
ColorMask	maColorMask
BitmapAccessMode	mnAccessMode

Detailed Description

Definition at line 25 of file BitmapWriteAccess.hxx.

Constructor & Destructor Documentation

BitmapWriteAccess::BitmapWriteAccess

(

Bitmap &

rBitmap

)

Definition at line 27 of file BitmapWriteAccess.cxx.

References Write.

BitmapWriteAccess::~BitmapWriteAccess ( )

overridevirtual

Definition at line 32 of file BitmapWriteAccess.cxx.

BitmapWriteAccess::BitmapWriteAccess ( )

privatedelete

BitmapWriteAccess::BitmapWriteAccess ( const BitmapWriteAccess &  )

privatedelete

Member Function Documentation

void BitmapWriteAccess::CopyScanline	(	tools::Long	nY,
		const BitmapReadAccess &	rReadAcc
	)

Definition at line 34 of file BitmapWriteAccess.cxx.

References assert(), BitmapReadAccess::GetPixelFromData(), BitmapReadAccess::GetScanline(), BitmapInfoAccess::GetScanlineFormat(), BitmapInfoAccess::GetScanlineSize(), BitmapInfoAccess::HasPalette(), BitmapInfoAccess::Height(), ImplFastCopyScanline(), BitmapReadAccess::ImplGetBitmapBuffer(), mnHeight, BitmapBuffer::mnWidth, BitmapInfoAccess::mpBuffer, SAL_WARN_IF, BitmapReadAccess::SetPixelOnData(), and BitmapInfoAccess::Width().

Referenced by Bitmap::Expand(), vcl::PNGReaderImpl::ImplDrawScanline(), ReadJPEG(), ReadRawDIB(), and vcl::RenderPDFBitmaps().

void BitmapWriteAccess::CopyScanline	(	tools::Long	nY,
		ConstScanline	aSrcScanline,
		ScanlineFormat	nSrcScanlineFormat,
		sal_uInt32	nSrcScanlineSize
	)

Definition at line 60 of file BitmapWriteAccess.cxx.

References assert(), Bitmap32IsPreMultipled(), DBG_ASSERT, BitmapReadAccess::GetPixelForN1BitLsbPal(), BitmapReadAccess::GetPixelForN1BitMsbPal(), BitmapReadAccess::GetPixelForN24BitTcBgr(), BitmapReadAccess::GetPixelForN24BitTcRgb(), BitmapReadAccess::GetPixelForN32BitTcAbgr(), BitmapReadAccess::GetPixelForN32BitTcArgb(), BitmapReadAccess::GetPixelForN32BitTcBgra(), BitmapReadAccess::GetPixelForN32BitTcBgrx(), BitmapReadAccess::GetPixelForN32BitTcMask(), BitmapReadAccess::GetPixelForN32BitTcRgba(), BitmapReadAccess::GetPixelForN32BitTcRgbx(), BitmapReadAccess::GetPixelForN32BitTcXbgr(), BitmapReadAccess::GetPixelForN32BitTcXrgb(), BitmapReadAccess::GetPixelForN4BitLsnPal(), BitmapReadAccess::GetPixelForN4BitMsnPal(), BitmapReadAccess::GetPixelForN8BitPal(), BitmapReadAccess::GetScanline(), BitmapInfoAccess::GetScanlineFormat(), BitmapInfoAccess::GetScanlineSize(), BitmapInfoAccess::HasPalette(), ImplFastCopyScanline(), BitmapReadAccess::ImplGetBitmapBuffer(), mnHeight, BitmapBuffer::mnWidth, BitmapInfoAccess::mpBuffer, N1BitLsbPal, N1BitMsbPal, N24BitTcBgr, N24BitTcRgb, N32BitTcAbgr, N32BitTcArgb, N32BitTcBgra, N32BitTcMask, N32BitTcRgba, N4BitLsnPal, N4BitMsnPal, N8BitPal, nCount, RemoveScanline(), and BitmapReadAccess::SetPixelOnData().

void BitmapWriteAccess::DrawLine	(	const Point &	rStart,
		const Point &	rEnd
	)

Definition at line 225 of file BitmapWriteAccess.cxx.

References mpLineColor, and SetPixel().

Referenced by DrawRect().

void BitmapWriteAccess::DrawRect

(

const tools::Rectangle &

rRect

)

Definition at line 389 of file BitmapWriteAccess.cxx.

References tools::Rectangle::BottomLeft(), tools::Rectangle::BottomRight(), DrawLine(), FillRect(), mpFillColor, mpLineColor, tools::Rectangle::TopLeft(), and tools::Rectangle::TopRight().

void BitmapWriteAccess::Erase

(

const Color &

rColor

)

Definition at line 193 of file BitmapWriteAccess.cxx.

References BitmapInfoAccess::GetBestPaletteIndex(), BitmapReadAccess::GetScanline(), BitmapInfoAccess::GetScanlineSize(), Bitmap::GetSizePixel(), BitmapInfoAccess::HasPalette(), ImplFastEraseBitmap(), BitmapInfoAccess::maBitmap, BitmapInfoAccess::mpBuffer, Point, and BitmapReadAccess::SetPixelOnData().

Referenced by Bitmap::Erase(), vcl::PNGReaderImpl::ImplGetBackground(), and vcl::PNGReaderImpl::ImplReadTransparent().

void BitmapWriteAccess::FillRect

(

const tools::Rectangle &

rRect

)

Definition at line 361 of file BitmapWriteAccess.cxx.

References tools::Rectangle::Bottom(), BitmapReadAccess::GetScanline(), Bitmap::GetSizePixel(), tools::Rectangle::Intersection(), tools::Rectangle::Left(), BitmapInfoAccess::maBitmap, mpFillColor, Point, tools::Rectangle::Right(), BitmapReadAccess::SetPixelOnData(), and tools::Rectangle::Top().

Referenced by JPEGReader::CreateIntermediateGraphic(), and DrawRect().

BitmapWriteAccess& BitmapWriteAccess::operator= ( const BitmapWriteAccess &  )

privatedelete

void BitmapWriteAccess::SetFillColor

(

)

Definition at line 172 of file BitmapWriteAccess.cxx.

References mpFillColor.

Referenced by JPEGReader::CreateIntermediateGraphic().

void BitmapWriteAccess::SetFillColor

(

const Color &

rColor

)

Definition at line 174 of file BitmapWriteAccess.cxx.

References Color::GetAlpha(), BitmapInfoAccess::GetBestPaletteIndex(), BitmapInfoAccess::HasPalette(), and mpFillColor.

void BitmapWriteAccess::SetLineColor

(

const Color &

rColor

)

Definition at line 153 of file BitmapWriteAccess.cxx.

References Color::GetAlpha(), BitmapInfoAccess::GetBestPaletteIndex(), BitmapInfoAccess::HasPalette(), and mpLineColor.

void BitmapWriteAccess::SetPalette ( const BitmapPalette &  rPalette )

inline

Definition at line 35 of file BitmapWriteAccess.hxx.

References assert().

Referenced by Bitmap::ImplConvertDown(), and Bitmap::Invert().

void BitmapWriteAccess::SetPaletteColor ( sal_uInt16  nColor, const BitmapColor &  rBitmapColor  )

inline

Definition at line 49 of file BitmapWriteAccess.hxx.

References assert(), and BitmapInfoAccess::HasPalette().

Referenced by Bitmap::Adjust(), Bitmap::CopyPixel(), BitmapPopArtFilter::execute(), BitmapSolarizeFilter::execute(), BitmapColorizeFilter::execute(), vcl::PNGReaderImpl::ImplGetGrayPalette(), vcl::PNGReaderImpl::ImplReadPalette(), BitmapEx::ModifyBitmapEx(), and Bitmap::Replace().

void BitmapWriteAccess::SetPaletteEntryCount ( sal_uInt16  nCount )

inline

Definition at line 42 of file BitmapWriteAccess.hxx.

References assert().

Referenced by vcl::PNGReaderImpl::ImplGetGrayPalette(), vcl::PNGReaderImpl::ImplReadPalette(), and Bitmap::Replace().

void BitmapWriteAccess::SetPixel ( tools::Long  nY, tools::Long  nX, const BitmapColor &  rBitmapColor  )

inline

Definition at line 57 of file BitmapWriteAccess.hxx.

References assert(), BitmapReadAccess::GetScanline(), BitmapReadAccess::mFncSetPixel, mnHeight, and mnWidth.

Referenced by BitmapGaussianSeparableBlurFilter::convolutionPass(), DrawLine(), BitmapInterpolateScaleFilter::execute(), BitmapDuoToneFilter::execute(), vcl::PNGReaderImpl::ImplSetAlphaPixel(), vcl::PNGReaderImpl::ImplSetPixel(), and vcl::PNGReaderImpl::ImplSetTranspPixel().

void BitmapWriteAccess::SetPixelIndex ( tools::Long  nY, tools::Long  nX, sal_uInt8  cIndex  )

inline

Definition at line 66 of file BitmapWriteAccess.hxx.

Referenced by vcl::bitmap::createHistorical8x8FromArray(), vcl::PNGReaderImpl::ImplSetAlphaPixel(), and vcl::PNGReaderImpl::ImplSetPixel().

Member Data Documentation

std::optional<BitmapColor> BitmapWriteAccess::mpFillColor

private

Definition at line 85 of file BitmapWriteAccess.hxx.

Referenced by DrawRect(), FillRect(), and SetFillColor().

std::optional<BitmapColor> BitmapWriteAccess::mpLineColor

private

Definition at line 84 of file BitmapWriteAccess.hxx.

Referenced by DrawLine(), DrawRect(), and SetLineColor().

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

• BitmapWriteAccess.hxx
• BitmapWriteAccess.cxx