IlvCADRGTocReader Class Reference

This class reads the table of contents of a CADRG file. More...

#include <ilviews/maps/format/cadrg/cadrgtoc.h>

List of all members.

Public Member Functions
	IlvCADRGTocReader (const char *fileName)
	Constructor.
const IlvCADRGCoverage *const *	getCoverages (IlUShort &count) const
	Returns the coverages of the CADRG database.
IlvMapsError	getInitStatus () const
	Returns the init status of the reader.
const IlvCADRGFrame *const *	getLegendFrames (IlUShort &count) const
	Returns the list of the frames that are located in the LEGEND directory.
const IlvCADRGFrame *const *	getOverviewFrames (IlUShort &count) const
	Returns the list of overview frames that are located in the CADRG main directory.
Static Public Member Functions
static IlvMapsError	FormatError ()
	Returns the error code used if there is a format error.

---

Detailed Description

This class reads the table of contents of a CADRG file.

Library: ilvmaps

The table of contents is usually located in a directory called CADRG/RPF and is named A.TOC. The table of contents of the CADRG product contains information about the CADRG coverages stored in the data base.

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Constructor & Destructor Documentation

IlvCADRGTocReader::IlvCADRGTocReader

(

const char *

fileName

)

Constructor.

Initializes an instance of IlvCADRGTocReader and reads the table of contents.

Parameters:

fileName

The name of the file containing the CADRG table of contents.

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Member Function Documentation

static IlvMapsError IlvCADRGTocReader::FormatError

(

)

[static]

Returns the error code used if there is a format error.

Returns:

The error code returned by getInitStatus() if there is a format error.

const IlvCADRGCoverage* const* IlvCADRGTocReader::getCoverages

(

IlUShort &

count

)

const

Returns the coverages of the CADRG database.

Parameters:

count

This parameter is set to the number of coverages declared in the table of contents file opened by the reader.

Returns:

An array of count IlvCADRGCoverage that should not be deleted nor modified.

IlvMapsError IlvCADRGTocReader::getInitStatus

(

)

const

Returns the init status of the reader.

Returns:

In the case of a correct initialization, the function returns IlvMaps::NoError(). Otherwise, it can return one of the errors of the IlvMapInput class, or IlvCADRGTocReader::FormatError if the opened file is not a CADRG table of contents.

const IlvCADRGFrame* const* IlvCADRGTocReader::getLegendFrames

(

IlUShort &

count

)

const

Returns the list of the frames that are located in the LEGEND directory.

Parameters:

count

This parameter is set to the number of legend frames declared in the table of contents file opened by the reader.

Returns:

An array of count IlvCADRGFrame that should not be deleted nor modified.

const IlvCADRGFrame* const* IlvCADRGTocReader::getOverviewFrames

(

IlUShort &

count

)

const

Returns the list of overview frames that are located in the CADRG main directory.

Parameters:

count

This parameter is set to the number of overview frames declared in the table of contents file opened by the reader.

Returns:

An array of count IlvCADRGFrame that should not be deleted nor modified.