#include <PngImageReader.hxx>

Collaboration diagram for vcl::PngImageReader:

Public Member Functions
	PngImageReader (SvStream &rStream)

bool	read (BitmapEx &rBitmap)

bool	read (Graphic &rGraphic)

BitmapEx	read ()

Static Public Member Functions
static BinaryDataContainer	getMicrosoftGifChunk (SvStream &rStream)

static bool	isAPng (SvStream &rStream)

Private Attributes
SvStream &	mrStream

css::uno::Reference< css::task::XStatusIndicator >	mxStatusIndicator

Detailed Description

Definition at line 52 of file PngImageReader.hxx.

Constructor & Destructor Documentation

◆ PngImageReader()

vcl::PngImageReader::PngImageReader ( SvStream & rStream )

Definition at line 811 of file PngImageReader.cxx.

Member Function Documentation

◆ getMicrosoftGifChunk()

BinaryDataContainer vcl::PngImageReader::getMicrosoftGifChunk ( SvStream & rStream )

static

Definition at line 833 of file PngImageReader.cxx.

References SvStream::GetEndian(), SvStream::Seek(), SvStream::SetEndian(), and SvStream::Tell().

Referenced by GraphicFilter::ImportUnloadedGraphic(), and GraphicFilter::readPNG().

◆ isAPng()

bool vcl::PngImageReader::isAPng ( SvStream & rStream )

static

Definition at line 858 of file PngImageReader.cxx.

References checkSeek(), SvStream::good(), PNG_ACTL_SIGNATURE, PNG_CRC_SIZE, PNG_IDAT_SIGNATURE, PNG_IHDR_SIGNATURE, SvStream::ReadUInt32(), SvStream::Seek(), SvStream::SeekRel(), SvStream::SetEndian(), and SvStream::Tell().

Referenced by vcl::GraphicFormatDetector::checkAPNG().

◆ read() [1/3]

BitmapEx vcl::PngImageReader::read ( )

Definition at line 826 of file PngImageReader.cxx.

References Graphic::GetBitmapEx(), and read().

Referenced by read().

◆ read() [2/3]

bool vcl::PngImageReader::read ( BitmapEx & rBitmap )

Definition at line 816 of file PngImageReader.cxx.

References Graphic::GetBitmapEx(), and mrStream.

Referenced by vcl::PDFWriterImpl::emitType3Font(), and GraphicFilter::readPNG().

◆ read() [3/3]

bool vcl::PngImageReader::read ( Graphic & rGraphic )

Definition at line 824 of file PngImageReader.cxx.

References mrStream.

Member Data Documentation

◆ mrStream

SvStream& vcl::PngImageReader::mrStream

private

Definition at line 54 of file PngImageReader.hxx.

Referenced by read().

◆ mxStatusIndicator

css::uno::Reference<css::task::XStatusIndicator> vcl::PngImageReader::mxStatusIndicator