Inheritance diagram for SLIgraphics::ReadPGMFunction:

Public Member Functions
virtual void	execute (SLIInterpreter *) const

Public Member Functions inherited from SLIFunction
	SLIFunction ()

virtual	~SLIFunction ()

virtual void	backtrace (SLIInterpreter *, int) const
	Show stack backtrace information on error. More...

Private Member Functions
std::istream *	openPGMFile (StringDatum *) const
	opens the file More...

void	readMagicNumber (std::istream *, char[2]) const
	reads the magic number into string magic More...

void	initRead (std::istream *, int &, int &, int &) const
	reads width, height, maxval More...

void	readImage (std::istream *, char[2], vector< long > &, int, int, int) const
	reads the image More...

Member Function Documentation

void SLIgraphics::ReadPGMFunction::execute ( SLIInterpreter * i ) const

virtual

Implements SLIFunction.

void SLIgraphics::ReadPGMFunction::initRead	(	std::istream *	in,
		int &	width,
		int &	height,
		int &	maxval
	)		const

private

reads width, height, maxval

References numerics::e.

Referenced by execute().

std::istream * SLIgraphics::ReadPGMFunction::openPGMFile ( StringDatum * filename ) const

private

opens the file

Referenced by execute().

void SLIgraphics::ReadPGMFunction::readImage	(	std::istream *	in,
		char	magic[2],
		vector< long > &	image,
		int	width,
		int	height,
		int	maxval
	)		const

private

reads the image

References numerics::e.

Referenced by execute().

void SLIgraphics::ReadPGMFunction::readMagicNumber	(	std::istream *	,
		char	[2]
	)		const

private

reads the magic number into string magic

References numerics::e.

Referenced by execute().

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

Public Member Functions