DtVpfLineFeatureTile Class Reference

This is an VPF tile that contains linear features. More...

Inheritance diagram for DtVpfLineFeatureTile:

Public Member Functions
	DtVpfLineFeatureTile (DtVpfDatabase *db, const DtString &themePath, int tileID, DtVpfTable *featureTable)
	Constructor takes a database, theme, tileID and feature table to generate an linear feature tile.
virtual	~DtVpfLineFeatureTile ()
	destructor
virtual bool	initTile ()
	Initializes the tile by loading the proper files.
virtual bool	loadFeatures (DtVectorNetwork *vectorNetwork)
	Loads the features from the VPF database to the GDB vector network.
Public Member Functions inherited from DtVpfTile
	DtVpfTile (DtVpfDatabase *db, const DtString &themePath, int tileID, DtVpfTable *featureTable)
	Constructor takes a database, theme, tileID and feature table to generate the base tile that the subclasses build on.
virtual	~DtVpfTile ()
	Destructor.
virtual DtString	tilePath () const
	returns the relative path to this tile
virtual DtString	themePath () const
	returns the absolute path to the them for this tile
virtual bool	featureInTile (int featureNumber) const
	determines whether a given feature is within this tile or not
virtual bool	featureInAoi (double xMin1, double yMin1, double xMax1, double yMax1, double xMin2, double yMin2, double xMax2, double yMax2) const
	determines whether two rectangles overlap or not.
virtual DtVpfDatabase *	database ()
	returns a pointer to the database that owns this tile

Protected Attributes
DtVpfTable *	myEdgeTable
DtVpfTable *	myEdgeBoundsTable
DtVpfTable *	myConnectedNodeTable
Protected Attributes inherited from DtVpfTile
DtVpfDatabase *	myDatabase
int	myTileID
DtString	myTilePath
DtString	myThemePath
DtVpfTable *	myFeatureClassTable

Private Member Functions
	DtVpfLineFeatureTile (const DtVpfLineFeatureTile &input)
	Copy constructor is private to prevent copying.
DtVpfLineFeatureTile &	operator= (const DtVpfLineFeatureTile &input)
	Assignment operator is private to prevent copying.

Detailed Description

This is an VPF tile that contains linear features.

It is a subclass of the abstract tile class and is used to load area features from a tile to a GDB vector network.

Constructor & Destructor Documentation

DtVpfLineFeatureTile::DtVpfLineFeatureTile	(	DtVpfDatabase *	db,
		const DtString &	themePath,
		int	tileID,
		DtVpfTable *	featureTable
	)

Constructor takes a database, theme, tileID and feature table to generate an linear feature tile.

Exceptions

DtInvalidInput

if it cannot open the tables that it needs

virtual DtVpfLineFeatureTile::~DtVpfLineFeatureTile ( )

virtual

destructor

DtVpfLineFeatureTile::DtVpfLineFeatureTile ( const DtVpfLineFeatureTile &  input )

private

Copy constructor is private to prevent copying.

Member Function Documentation

virtual bool DtVpfLineFeatureTile::initTile ( )

virtual

Initializes the tile by loading the proper files.

Returns

a boolean to indicate the success or failure of the load

Implements DtVpfTile.

virtual bool DtVpfLineFeatureTile::loadFeatures ( DtVectorNetwork *  vectorNetwork )

virtual

Loads the features from the VPF database to the GDB vector network.

Implements DtVpfTile.

DtVpfLineFeatureTile& DtVpfLineFeatureTile::operator= ( const DtVpfLineFeatureTile &  input )

private

Assignment operator is private to prevent copying.

Member Data Documentation

DtVpfTable* DtVpfLineFeatureTile::myEdgeTable

protected

DtVpfTable* DtVpfLineFeatureTile::myEdgeBoundsTable

protected

DtVpfTable* DtVpfLineFeatureTile::myConnectedNodeTable

protected

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

• /exports/nfedora7-1/nightly/docs/vrforcesDevelopment.tot/include/vmap/vpfLineFeatureTile.h