TdkLayer Class Reference
[The Core Module]

Defines the TdkLayer class. More...

#include <TdkLayer.h>

Inheritance diagram for TdkLayer:

List of all members.

Multiresolution
Multiresolution protected methods and properties
TdkGeneralizationRepsMap	generalizationRepsMap_
virtual std::vector< int >	getObjectBlocksId (const std::string &objectId, TdkGeneralizationRepresentation &srep)
virtual int	getNearBlockId (TeBox &box, TdkGeneralizationRepresentation &srep)
virtual bool	addAggregationGeometry (TePointSet &geomSet, TdkGeneralizationRepresentation &srep, bool updateDB=true)
virtual bool	addIndexingGeometry (TeLineSet &geomSet, TdkGeneralizationRepresentation &srep, int blockId, bool updateDB=true)
virtual bool	addIndexingGeometry (TePointSet &geomSet, TdkGeneralizationRepresentation &srep, int blockId, bool updateDB=true)
virtual bool	addIndexingGeometry (TePolygonSet &geomSet, TdkGeneralizationRepresentation &srep, int blockId, bool updateDB=true)
virtual bool	updateIndexingGeometry (TeLine2D &geom, TdkGeneralizationRepresentation &srep, bool updateDB=true)
virtual bool	updateIndexingGeometry (TePoint &geom, TdkGeneralizationRepresentation &srep, bool updateDB=true)
virtual bool	updateIndexingGeometry (TePolygon &geom, TdkGeneralizationRepresentation &srep, bool updateDB=true)
virtual bool	loadMRStrategies ()
virtual std::string	createGeneralizationTable (TeGeomRep geomRep, double level)
	Creates an generalization table. Returns the table name.
virtual void	insertIndexEntry (const std::string &indexTableName, int block_id, const string &object_id)
	Inserts an indexing entry.
virtual void	removeIndexEntry (const std::string &indexTableName, int block_id, const string &object_id)
virtual void	insertBlock (const std::string &tableName, int block_id, int num_objects, int num_coords, TeBox &box, unsigned char *data, long data_size)
	Inserts an geometry block.
virtual void	updateBlock (const std::string &tableName, int block_id, int num_objects, int num_coords, TeBox &box, unsigned char *data, long data_size)
	Updates an generalization geometry block.
void	updateAggregationBlock (std::string &tableName, int geo_level, unsigned char *data, long data_size)
	Updates an aggregation geometry block vector of representations associated to this layer .
Public Member Functions
virtual TdkTheme *	query (TdkQueryParams &params)
	Creates a theme from this layer.
virtual bool	needToLoad (TdkLoadParams &params)
	Verify if loads the object from the database is necessary.
void	setAllAttrsInCache (bool allAttrsInCache)
bool	getAllAttrsInCache ()
virtual bool	insertAttributes (TdkObjectTypeDef &type)
	Adds all de attribute table definitions to layer vector of attribute tables (in memory).
virtual bool	unlinkAttrTables (std::string tableName)
virtual bool	linkAttrTable (std::string tableName, std::string linkAttrName, std::string refTableName="", std::string refLinkAttrName="")
virtual TeBox &	getBoundingBox ()
virtual void	setBoundingBox (TeBox &box)
virtual void	setProjection (TeProjection *proj)
virtual void	import (TdkObject &object)
virtual std::string	getStringAttr (std::string attr_name)
	Returns the value for the given attribute. The attribute type must be string.
virtual void	setStringAttr (std::string attr_name, std::string value)
	Sets the value for the given attribute. The attribute type must be string.
virtual int	getIntegerAttr (std::string attr_name)
	Returns the value for the given attribute. The attribute type must be integer.
virtual void	setIntegerAttr (std::string attr_name, int value)
	Gets the value for the given attribute. The attribute type must be integer.
virtual double	getRealAttr (std::string attr_name)
	Returns the value for the given attribute. The attribute type must be real.
virtual void	setRealAttr (std::string attr_name, double value)
	Gets the value for the given attribute. The attribute type must be real.
virtual void	checkThemes ()
	Checks the themes that is using this layer.
	TdkLayer (TeDatabase *db)
	Empty constructor.
	TdkLayer (const string &name, TeDatabase *db=NULL, TeProjection *proj=NULL)
	Constructor with parameters.
	TdkLayer (const string &name, TeDatabase *db, TeBox &box, TeProjection *proj=NULL)
	Constructor with parameters.
	TdkLayer (int id)
	TdkLayer (const TdkObjectGID &objectGID)
	TdkLayer (TdkLayer &layer)
virtual void	operator= (TdkObject &object)
virtual TdkObject *	copy ()
	Creates a copy of the object.
virtual void	setGID (const TdkObjectGID &objectGID)
virtual	~TdkLayer ()
virtual void	id (int id)
virtual int	id ()
virtual TeBox &	box ()
virtual void	setLayerBox (const TeBox &box)
virtual void	updateLayerBox (const TeBox &box)
virtual void	updateLayerBox ()
virtual bool	addGeometriesRepresentations (TeGeomRep geomTypes)
	Sets the name of the media table associated to layer.
virtual bool	addGeometry (TeGeomRep repType, const string &tableName="", const string &desc="", bool updateDB=true)
	Creates a new geometry representation to a layer.
virtual bool	pointsGetBBox (double &xmin, double &ymin, double &xmax, double &ymax)
bool	linesGetBBox (double &xmin, double &ymin, double &xmax, double &ymax)
bool	polysGetBBox (double &xmin, double &ymin, double &xmax, double &ymax)
bool	rasterGetBBox (double &xmin, double &ymin, double &xmax, double &ymax)
bool	getBBox (double &xmin, double &ymin, double &xmax, double &ymax)
	Compute the bounding box of the entire spatial data of the given layer.
bool	loadProjection ()
int	clipStatements (double xmin, double ymin, double xmax, double ymax, char *pt_clip, char *poly_clip)
	Create sql statements for retrieving elements from the layer.
int	clipStatements (TeBox &inBox, char *pt_clip, char *poly_clip)
int	clipStatements1 (TeBox &inBox, char *pt_clip, char *poly_clip)
std::string	geomByIdSQL (TeGeomRep rep, std::string objId="")
char *	pointClipRectStatement (double xmin, double ymin, double xmax, double ymax)
char *	clipRectStatement (double xmin, double ymin, double xmax, double ymax)
virtual bool	updateLine (TeLine2D &line, bool updateDB=true)
virtual bool	updatePoint (TePoint &point, bool updateDB=true)
virtual bool	updatePolygon (TePolygon &poly, bool updateDB=true)
virtual bool	updateText (TeText &text, bool updateDB=true)
virtual bool	addPoints (TePointSet &pointSet, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
	Adds a set of points to a layer.
virtual bool	addLines (TeLineSet &lineSet, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
	Adds a set of lines to a layer.
virtual bool	addPolygons (TePolygonSet &polySet, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
	Adds a set of polygons to a layer.
virtual bool	addTexts (TeTextSet &textSet, const string &tName, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
	Adds a set of text to a layer.
virtual bool	addLine (TeLine2D &line, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
virtual bool	addPoint (TePoint &point, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
virtual bool	addPolygon (TePolygon &poly, bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
virtual bool	addText (TeText &text, const std::string &tName=std::string(""), bool createObjectId=false, bool createGeometry=true, bool updateDB=true)
virtual bool	removePointSet (TePointSet &pointSet, bool updateDB=true)
virtual bool	removeLineSet (TeLineSet &lineSet, bool updateDB=true)
virtual bool	removePolygonSet (TePolygonSet &polygonSet, bool updateDB=true)
virtual bool	removeTextSet (TeTextSet &textSet, bool updateDB=true)
virtual bool	removePoint (TePoint &point, bool updateDB=true)
virtual bool	removeLine (TeLine2D &line, bool updateDB=true)
virtual bool	removePolygon (TePolygon &polygon, bool updateDB=true)
virtual bool	removeText (TeText &text, bool updateDB=true)
bool	removeIndexingGeometry (TePoint &geom, TdkGeneralizationRepresentation &srep, bool updateDB)
bool	removeIndexingGeometry (TeLine2D &geom, TdkGeneralizationRepresentation &srep, bool updateDB)
bool	removeIndexingGeometry (TePolygon &geom, TdkGeneralizationRepresentation &srep, bool updateDB)
virtual bool	deleteGeometry (TeGeomRep rep, int geomId)
bool	deleteObjects (std::vector< string > objIds)
int	numThemes ()
	Returns the number of themes that are associated to the given layer.
int	numThemes (int view_id)
int	numVisThemes (int view_id)
int	bboxRestriction (TeBox &inBox, std::string &rest)
void	linkThemesChildrenGIDs (TdkEventHandlerVector &objects, bool updateDB=true)
void	linkThemesChildGID (TdkObjectGID &gid, bool updateDB=true)
void	unlinkThemesChildGID (const TdkObjectGID &gid, bool updateDB=true)
void	linkThemesChildGIDAsSelectedObject (TdkObjectGID &gid)
void	addThemesGeometry (double errorLevel, TePolygonSet &geomSet)
void	addThemesGeometry (double errorLevel, TeLineSet &geomSet)
void	addThemesGeometry (double errorLevel, TePointSet &geomSet)
void	addThemesGeometry (double errorLevel, TeTextSet &geomSet)
void	updateThemesAttributes (TdkObject &object)
void	updateThemesGeometry (double errorLevel, TePolygon &geom)
void	updateThemesGeometry (double errorLevel, TeLine2D &geom)
void	updateThemesGeometry (double errorLevel, TePoint &geom)
void	updateThemesGeometry (double errorLevel, TeText &geom)
void	generateThemesCollectionTables ()
void	updateThemesCollectionTables ()
void	updateThemesBoundaringBox ()
template<class T>
void	updateThemesBoundaringBox (TeGeomComposite< T > &geomSet)
void	clearThemesCache ()
void	removeThemesGeometry (std::string objectId)
void	refreshThemesChildren ()
void	refreshChildren ()
bool	importShp (std::string shapeFilename, std::string linkColumn="", bool importDBF=true, int chunkSize=60)
virtual void	clearVectRepres ()
	Clears the geometric representation vector.
virtual void	updateLayerBoxFromGeometries ()
	Updates layer box based on the geomtries.
std::string	getShapeFile ()
void	setShapeFile (std::string shapeFile)
TeAttributeList &	getShapeAttrList ()
void	setShapeAttrList (TeAttributeList &attList)
virtual void	setChildrenTypeName (std::string typeName)
	Sets the type of the children.
virtual std::string	getChildrenTypeName ()
	Returns the children type id.
virtual TdkObjectType	getChildrenTypeId ()
	Returns the children type id.
virtual int	nGeometries (const string &tName)
	Returns the number of geometries in a geometry table.
Attribute Tables
Methods to deal with the attribute tables of the layer
virtual bool	createAttributeTable (TeTable &table)
	Creates a new attribute table for the layer.
virtual bool	addAttributeTable (TeTable &table)
	Adds an attribute table definition to layer vector of attribute tables (in memory).
Multiresolution
Returns true if must be computed the layer bounding box. Multiresolution public methods and properties
virtual void	checkAndDeleteGeneralizationStrategy (TeGeomRep geomRep, double errorLevel)
void	deleteMRStrategy (int strategyId)
	Deletes an strategy (the strategy id given by param).
virtual void	eraseMRStrategy (int sid)
virtual void	clearMRStrategies ()
virtual void	addGeneralizationRepres (TdkGeneralizationRepresentation *rep)
	Adds a strategy representation to vector of strategy representation of the layer.
virtual TdkGeneralizationRepsMap &	generalizationRepres ()
	Returns a vector with all representations in the layer.
virtual void	createGeneralizationLevel (int simplificationLevels, double minErrorLevel, double maxErrorLevel, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateGeneralizationTable (TePointSet &pointSet, string &tableName, string &indexTableName, double errorLevel, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateGeneralizationTable (TeLineSet &lineSet, string &tableName, string &indexTableName, double errorLevel, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateGeneralizationTable (TePolygonSet &polygonSet, string &tableName, string &indexTableName, double errorLevel, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateIndexingGeometryAndIndexTable (TePointSet &pointSet, string &tableName, string &indexTableName, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateIndexingGeometryAndIndexTable (TeLineSet &lineSet, string &tableName, string &indexTableName, int indexingLevels, TdkIndexingType indexingType)
virtual void	populateIndexingGeometryAndIndexTable (TePolygonSet &polygonSet, string &tableName, string &indexTableName, int indexingLevels, TdkIndexingType indexingType)
double	getEnableErrorLevel (double errorLevel)
TdkGeneralizationRepresentation *	findGeneralizationRepresentation (TeGeomRep geomRep, double errorLevel=0.0)
void	aggregate ()
void	insertGeneralizationStrategy (TeGeomRep geomRep, TdkStrategyType type, std::string repTableName, double errorLevel)
	Inserts an generalization strategy (geom representation,generalization table name and simplification erro level are given by params).
Protected Member Functions
void	init (TeProjection *proj=NULL)
virtual void	createGeneralizationLevel (TeGeomRep geomRep, int simplificationLevels, double minErrorLevel, double maxErrorLevel, int indexingLevels, TdkIndexingType indexingType)
virtual std::string	generateCollectionSQL (TeDatabase *db, TeRepresentation *rep=NULL)
bool	getBBox (TeGeomRep rep, const char *sql_fields, double &xmin, double &ymin, double &xmax, double &ymax)
	Computes the bounding box.
virtual bool	load (TeDatabase *dbCaller, TdkLoadParams &params)
	Loads the layer from the database.
virtual bool	update (TeDatabase *dbCaller, TdkPersistenceParams &params)
	Updates the object in the database.
virtual void	remove (TeDatabase *dbCaller, TdkPersistenceParams &params)
	Removes the object from the database.
virtual bool	insert (TeDatabase *dbCaller, TdkPersistenceParams &params)
	Inserts the object in the database.
virtual bool	importShapeGeometry (const string &shpFileName, string attrTableName, string objectIdAtt, int unsigned chunkSize)
	Import only the geometries and the objects id attr from a shapefile to a layer.
Protected Attributes
bool	allAttrsInCache_
std::string	childrenTypeName_
std::string	shapeFile_
TeAttributeList	shapeAttList_
Private Member Functions
std::string	geomRepName (TeGeomRep geomRep)
bool	insertsAttributes (TeTable &table)

---

Detailed Description

Defines the TdkLayer class.

---

Constructor & Destructor Documentation

TdkLayer::TdkLayer

(

TeDatabase *

db

)

Empty constructor.

TdkLayer::TdkLayer	(	const string &	name,
		TeDatabase *	db = NULL,
		TeProjection *	proj = NULL
	)

Constructor with parameters.

TdkLayer::TdkLayer	(	const string &	name,
		TeDatabase *	db,
		TeBox &	box,
		TeProjection *	proj = NULL
	)

Constructor with parameters.

TdkLayer::TdkLayer

(

int

id

)

TdkLayer::TdkLayer

(

const TdkObjectGID &

objectGID

)

TdkLayer::TdkLayer

(

TdkLayer &

layer

)

virtual TdkLayer::~TdkLayer

(

)

[inline, virtual]

---

Member Function Documentation

std::string TdkLayer::geomRepName

(

TeGeomRep

geomRep

)

[private]

bool TdkLayer::insertsAttributes

(

TeTable &

table

)

[private]

void TdkLayer::init

(

TeProjection *

proj = NULL

)

[protected]

void TdkLayer::createGeneralizationLevel	(	TeGeomRep	geomRep,
		int	simplificationLevels,
		double	minErrorLevel,
		double	maxErrorLevel,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[protected, virtual]

string TdkLayer::generateCollectionSQL	(	TeDatabase *	db,
		TeRepresentation *	rep = NULL
	)			[protected, virtual]

bool TdkLayer::getBBox	(	TeGeomRep	rep,
		const char *	sql_fields,
		double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)			[protected]

Computes the bounding box.

Computes the bounding box of the dataset of a given layer and geometry representation.

bool TdkLayer::load	(	TeDatabase *	dbCaller,
		TdkLoadParams &	params
	)			[protected, virtual]

Loads the layer from the database.

params.loadAllAttributes_ false loads the basic attributes otherwise loads the others params.loadAllAttributes_ true loads the others attributes

Reimplemented from TdkObjectCollection.

bool TdkLayer::update	(	TeDatabase *	dbCaller,
		TdkPersistenceParams &	params
	)			[protected, virtual]

Updates the object in the database.

Reimplemented from TdkObjectCollection.

void TdkLayer::remove	(	TeDatabase *	dbCaller,
		TdkPersistenceParams &	params
	)			[protected, virtual]

Removes the object from the database.

Reimplemented from TdkObjectCollection.

bool TdkLayer::insert	(	TeDatabase *	dbCaller,
		TdkPersistenceParams &	params
	)			[protected, virtual]

Inserts the object in the database.

Reimplemented from TdkObjectCollection.

bool TdkLayer::importShapeGeometry	(	const string &	shpFileName,
		string	attrTableName,
		string	objectIdAtt,
		int unsigned	chunkSize
	)			[protected, virtual]

Import only the geometries and the objects id attr from a shapefile to a layer.

Parameters:

	layer	pointer to a layer
	shpFileName	shapefile file name
	attrTableName	the name that the attribute table will be saved
	objectIdAttr	name of the attribute that has the identification of objects
	chunkSize	the number of objects in memory before save them in the layer

std::vector< int > TdkLayer::getObjectBlocksId	(	const std::string &	objectId,
		TdkGeneralizationRepresentation &	srep
	)			[protected, virtual]

int TdkLayer::getNearBlockId	(	TeBox &	box,
		TdkGeneralizationRepresentation &	srep
	)			[protected, virtual]

bool TdkLayer::addAggregationGeometry	(	TePointSet &	geomSet,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::addIndexingGeometry	(	TeLineSet &	geomSet,
		TdkGeneralizationRepresentation &	srep,
		int	blockId,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::addIndexingGeometry	(	TePointSet &	geomSet,
		TdkGeneralizationRepresentation &	srep,
		int	blockId,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::addIndexingGeometry	(	TePolygonSet &	geomSet,
		TdkGeneralizationRepresentation &	srep,
		int	blockId,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::updateIndexingGeometry	(	TeLine2D &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::updateIndexingGeometry	(	TePoint &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::updateIndexingGeometry	(	TePolygon &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB = true
	)			[protected, virtual]

bool TdkLayer::loadMRStrategies

(

)

[protected, virtual]

std::string TdkLayer::createGeneralizationTable	(	TeGeomRep	geomRep,
		double	level
	)			[protected, virtual]

Creates an generalization table. Returns the table name.

Parameters:

	geomRep	Geometry representation.
	level	Simplification level.

void TdkLayer::insertIndexEntry	(	const std::string &	indexTableName,
		int	block_id,
		const string &	object_id
	)			[protected, virtual]

Inserts an indexing entry.

void TdkLayer::removeIndexEntry	(	const std::string &	indexTableName,
		int	block_id,
		const string &	object_id
	)			[protected, virtual]

void TdkLayer::insertBlock	(	const std::string &	tableName,
		int	block_id,
		int	num_objects,
		int	num_coords,
		TeBox &	box,
		unsigned char *	data,
		long	data_size
	)			[protected, virtual]

Inserts an geometry block.

void TdkLayer::updateBlock	(	const std::string &	tableName,
		int	block_id,
		int	num_objects,
		int	num_coords,
		TeBox &	box,
		unsigned char *	data,
		long	data_size
	)			[protected, virtual]

Updates an generalization geometry block.

void TdkLayer::updateAggregationBlock	(	std::string &	tableName,
		int	geo_level,
		unsigned char *	data,
		long	data_size
	)			[protected]

Updates an aggregation geometry block vector of representations associated to this layer .

TdkTheme * TdkLayer::query

(

TdkQueryParams &

params

)

[virtual]

Creates a theme from this layer.

Apply a query on the children and returns a new theme with the children that match.

Parameters:

params

The query params.

bool TdkLayer::needToLoad

(

TdkLoadParams &

params

)

[virtual]

Verify if loads the object from the database is necessary.

Reimplemented from TdkObjectCollection.

void TdkLayer::setAllAttrsInCache

(

bool

allAttrsInCache

)

bool TdkLayer::getAllAttrsInCache

(

)

bool TdkLayer::insertAttributes

(

TdkObjectTypeDef &

type

)

[virtual]

Adds all de attribute table definitions to layer vector of attribute tables (in memory).

bool TdkLayer::unlinkAttrTables

(

std::string

tableName

)

[virtual]

bool TdkLayer::linkAttrTable	(	std::string	tableName,
		std::string	linkAttrName,
		std::string	refTableName = "",
		std::string	refLinkAttrName = ""
	)			[virtual]

virtual TeBox& TdkLayer::getBoundingBox

(

)

[inline, virtual]

virtual void TdkLayer::setBoundingBox

(

TeBox &

box

)

[inline, virtual]

void TdkLayer::setProjection

(

TeProjection *

proj

)

[virtual]

void TdkLayer::import

(

TdkObject &

object

)

[virtual]

< Attributes associated to a layer

< vector of representations associated to this layer

Reimplemented from TdkObjectCollection.

std::string TdkLayer::getStringAttr

(

std::string

attr_name

)

[virtual]

Returns the value for the given attribute. The attribute type must be string.

Reimplemented from TdkObjectCollection.

void TdkLayer::setStringAttr	(	std::string	attr_name,
		std::string	value
	)			[virtual]

Sets the value for the given attribute. The attribute type must be string.

Reimplemented from TdkObjectCollection.

int TdkLayer::getIntegerAttr

(

std::string

attr_name

)

[virtual]

Returns the value for the given attribute. The attribute type must be integer.

Reimplemented from TdkObjectCollection.

void TdkLayer::setIntegerAttr	(	std::string	attr_name,
		int	value
	)			[virtual]

Gets the value for the given attribute. The attribute type must be integer.

Reimplemented from TdkObjectCollection.

double TdkLayer::getRealAttr

(

std::string

attr_name

)

[virtual]

Returns the value for the given attribute. The attribute type must be real.

Reimplemented from TdkObjectCollection.

void TdkLayer::setRealAttr	(	std::string	attr_name,
		double	value
	)			[virtual]

Gets the value for the given attribute. The attribute type must be real.

Reimplemented from TdkObjectCollection.

void TdkLayer::checkThemes

(

)

[virtual]

Checks the themes that is using this layer.

void TdkLayer::operator=

(

TdkObject &

object

)

[virtual]

Reimplemented from TdkObjectCollection.

TdkObject * TdkLayer::copy

(

)

[virtual]

Creates a copy of the object.

Reimplemented from TdkObjectCollection.

void TdkLayer::setGID

(

const TdkObjectGID &

objectGID

)

[virtual]

Reimplemented from TdkObjectCollection.

void TdkLayer::id

(

int

id

)

[virtual]

int TdkLayer::id

(

)

[virtual]

TeBox & TdkLayer::box

(

)

[virtual]

void TdkLayer::setLayerBox

(

const TeBox &

box

)

[virtual]

void TdkLayer::updateLayerBox

(

const TeBox &

box

)

[virtual]

void TdkLayer::updateLayerBox

(

)

[virtual]

bool TdkLayer::createAttributeTable

(

TeTable &

table

)

[virtual]

Creates a new attribute table for the layer.

bool TdkLayer::addAttributeTable

(

TeTable &

table

)

[virtual]

Adds an attribute table definition to layer vector of attribute tables (in memory).

bool TdkLayer::addGeometriesRepresentations

(

TeGeomRep

geomTypes

)

[virtual]

Sets the name of the media table associated to layer.

bool TdkLayer::addGeometry	(	TeGeomRep	repType,
		const string &	tableName = "",
		const string &	desc = "",
		bool	updateDB = true
	)			[virtual]

Creates a new geometry representation to a layer.

bool TdkLayer::pointsGetBBox	(	double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)			[virtual]

Computes the bounding box of the dataset of a given layer and geometry representation.

bool TdkLayer::linesGetBBox	(	double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)

Computes the bounding box of the dataset of a given layer and geometry representation.

bool TdkLayer::polysGetBBox	(	double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)

Computes the bounding box of the dataset of a given layer and geometry representation.

bool TdkLayer::rasterGetBBox	(	double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)

Compute the bounding box of the raster associated with the given layer in the layer coordinates system if any.

bool TdkLayer::getBBox	(	double &	xmin,
		double &	ymin,
		double &	xmax,
		double &	ymax
	)

Compute the bounding box of the entire spatial data of the given layer.

bool TdkLayer::loadProjection

(

)

Retrives information about the layer projection from the layer database and set it.

int TdkLayer::clipStatements	(	double	xmin,
		double	ymin,
		double	xmax,
		double	ymax,
		char *	pt_clip,
		char *	poly_clip
	)

Create sql statements for retrieving elements from the layer.

int TdkLayer::clipStatements	(	TeBox &	inBox,
		char *	pt_clip,
		char *	poly_clip
	)

Returns values: 0 - layer bounding box is outside given rectangle 1 - layer bounding box is completely inside the given rectangle 2 - layer bounding box intersect the given rectangle

int TdkLayer::clipStatements1	(	TeBox &	inBox,
		char *	pt_clip,
		char *	poly_clip
	)

std::string TdkLayer::geomByIdSQL	(	TeGeomRep	rep,
		std::string	objId = ""
	)

This function mount an sql statement for retrieving a geometry object of the specified geometry representation from the given layer. If the parameter objId is empty (objId.size() < 1) the statement will be incomplete, the function caller will have to complete it with "objId'"

char * TdkLayer::pointClipRectStatement	(	double	xmin,
		double	ymin,
		double	xmax,
		double	ymax
	)

char* TdkLayer::clipRectStatement	(	double	xmin,
		double	ymin,
		double	xmax,
		double	ymax
	)

bool TdkLayer::updateLine	(	TeLine2D &	line,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::updatePoint	(	TePoint &	point,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::updatePolygon	(	TePolygon &	poly,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::updateText	(	TeText &	text,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::addPoints	(	TePointSet &	pointSet,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

Adds a set of points to a layer.

Adds a set of points to a layer. Generalizes the geometries. Updates the geometries caches of the layer themes.

Parameters:

	pointSet	Set of points to add to the layer.
	createObjectId	True to generate the object id based on the layer data.
	createGeometry	True to create the geometry representation.
	updateDB	True to save the object in database, false to save in cache.

bool TdkLayer::addLines	(	TeLineSet &	lineSet,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

Adds a set of lines to a layer.

Adds the geometries to a layer. Generalizes the geometries. Updates the geometries caches of the layer themes.

Parameters:

	pointSet	Set of points to add to the layer.
	createObjectId	True to generate the object id based on the layer data.
	createGeometry	True to create the geometry representation.
	updateDB	True to save the object in database, false to save in cache.

bool TdkLayer::addPolygons	(	TePolygonSet &	polySet,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

Adds a set of polygons to a layer.

Adds the geometries to a layer. Generalizes the geometries. Updates the geometries caches of the layer themes.

Parameters:

	pointSet	Set of points to add to the layer.
	createObjectId	True to generate the object id based on the layer data.
	createGeometry	True to create the geometry representation.
	updateDB	True to save the object in database, false to save in cache.

bool TdkLayer::addTexts	(	TeTextSet &	textSet,
		const string &	tName,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

Adds a set of text to a layer.

Adds the geometries to a layer. Generalizes the geometries. Updates the geometries caches of the layer themes.

Parameters:

	pointSet	Set of points to add to the layer.
	createObjectId	True to generate the object id based on the layer data.
	createGeometry	True to create the geometry representation.
	updateDB	True to save the object in database, false to save in cache.

bool TdkLayer::addLine	(	TeLine2D &	line,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::addPoint	(	TePoint &	point,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::addPolygon	(	TePolygon &	poly,
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

virtual bool TdkLayer::addText	(	TeText &	text,
		const std::string &	tName = std::string(""),
		bool	createObjectId = false,
		bool	createGeometry = true,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removePointSet	(	TePointSet &	pointSet,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removeLineSet	(	TeLineSet &	lineSet,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removePolygonSet	(	TePolygonSet &	polygonSet,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removeTextSet	(	TeTextSet &	textSet,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removePoint	(	TePoint &	point,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removeLine	(	TeLine2D &	line,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removePolygon	(	TePolygon &	polygon,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removeText	(	TeText &	text,
		bool	updateDB = true
	)			[virtual]

bool TdkLayer::removeIndexingGeometry	(	TePoint &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB
	)

bool TdkLayer::removeIndexingGeometry	(	TeLine2D &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB
	)

bool TdkLayer::removeIndexingGeometry	(	TePolygon &	geom,
		TdkGeneralizationRepresentation &	srep,
		bool	updateDB
	)

bool TdkLayer::deleteGeometry	(	TeGeomRep	rep,
		int	geomId
	)			[virtual]

bool TdkLayer::deleteObjects

(

std::vector< string >

objIds

)

int TdkLayer::numThemes

(

)

Returns the number of themes that are associated to the given layer.

int TdkLayer::numThemes

(

int

view_id

)

Returns the number of themes from the given view that are associated to the given layer.

int TdkLayer::numVisThemes

(

int

view_id

)

Returns the number of visible themes from the given view that are associated to the given layer.

int TdkLayer::bboxRestriction	(	TeBox &	inBox,
		std::string &	rest
	)

void TdkLayer::linkThemesChildrenGIDs	(	TdkEventHandlerVector &	objects,
		bool	updateDB = true
	)

void TdkLayer::linkThemesChildGID	(	TdkObjectGID &	gid,
		bool	updateDB = true
	)

void TdkLayer::unlinkThemesChildGID	(	const TdkObjectGID &	gid,
		bool	updateDB = true
	)

void TdkLayer::linkThemesChildGIDAsSelectedObject

(

TdkObjectGID &

gid

)

void TdkLayer::addThemesGeometry	(	double	errorLevel,
		TePolygonSet &	geomSet
	)

void TdkLayer::addThemesGeometry	(	double	errorLevel,
		TeLineSet &	geomSet
	)

void TdkLayer::addThemesGeometry	(	double	errorLevel,
		TePointSet &	geomSet
	)

void TdkLayer::addThemesGeometry	(	double	errorLevel,
		TeTextSet &	geomSet
	)

void TdkLayer::updateThemesAttributes

(

TdkObject &

object

)

void TdkLayer::updateThemesGeometry	(	double	errorLevel,
		TePolygon &	geom
	)

void TdkLayer::updateThemesGeometry	(	double	errorLevel,
		TeLine2D &	geom
	)

void TdkLayer::updateThemesGeometry	(	double	errorLevel,
		TePoint &	geom
	)

void TdkLayer::updateThemesGeometry	(	double	errorLevel,
		TeText &	geom
	)

void TdkLayer::generateThemesCollectionTables

(

)

void TdkLayer::updateThemesCollectionTables

(

)

void TdkLayer::updateThemesBoundaringBox

(

)

template<class T>

void TdkLayer::updateThemesBoundaringBox

(

TeGeomComposite< T > &

geomSet

)

[inline]

void TdkLayer::clearThemesCache

(

)

Clears the geometries cache (and the geometries cache history) for each layer theme.

void TdkLayer::removeThemesGeometry

(

std::string

objectId

)

void TdkLayer::refreshThemesChildren

(

)

Refresh the children vector for each theme of the layer.

void TdkLayer::refreshChildren

(

)

Refresh the children vector of the layer.

bool TdkLayer::importShp	(	std::string	shapeFilename,
		std::string	linkColumn = "",
		bool	importDBF = true,
		int	chunkSize = 60
	)

Import a shapefile to a layer

Parameters:

	shpFileName	Shapefile file name]
	linkColumn	Column that is the link between attributes and geometries
	importDBF	If is true import the geometries and attributes, otherwise only import the geometries
	chunkSize	The number of objects in memory before save them in the layer

void TdkLayer::clearVectRepres

(

)

[virtual]

Clears the geometric representation vector.

void TdkLayer::updateLayerBoxFromGeometries

(

)

[virtual]

Updates layer box based on the geomtries.

void TdkLayer::checkAndDeleteGeneralizationStrategy	(	TeGeomRep	geomRep,
		double	errorLevel
	)			[virtual]

void TdkLayer::deleteMRStrategy

(

int

strategyId

)

Deletes an strategy (the strategy id given by param).

void TdkLayer::eraseMRStrategy

(

int

sid

)

[virtual]

void TdkLayer::clearMRStrategies

(

)

[virtual]

virtual void TdkLayer::addGeneralizationRepres

(

TdkGeneralizationRepresentation *

rep

)

[inline, virtual]

Adds a strategy representation to vector of strategy representation of the layer.

virtual TdkGeneralizationRepsMap& TdkLayer::generalizationRepres

(

)

[inline, virtual]

Returns a vector with all representations in the layer.

void TdkLayer::createGeneralizationLevel	(	int	simplificationLevels,
		double	minErrorLevel,
		double	maxErrorLevel,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateGeneralizationTable	(	TePointSet &	pointSet,
		string &	tableName,
		string &	indexTableName,
		double	errorLevel,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateGeneralizationTable	(	TeLineSet &	lineSet,
		string &	tableName,
		string &	indexTableName,
		double	errorLevel,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateGeneralizationTable	(	TePolygonSet &	polygonSet,
		string &	tableName,
		string &	indexTableName,
		double	errorLevel,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateIndexingGeometryAndIndexTable	(	TePointSet &	pointSet,
		string &	tableName,
		string &	indexTableName,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateIndexingGeometryAndIndexTable	(	TeLineSet &	lineSet,
		string &	tableName,
		string &	indexTableName,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

void TdkLayer::populateIndexingGeometryAndIndexTable	(	TePolygonSet &	polygonSet,
		string &	tableName,
		string &	indexTableName,
		int	indexingLevels,
		TdkIndexingType	indexingType
	)			[virtual]

double TdkLayer::getEnableErrorLevel

(

double

errorLevel

)

TdkGeneralizationRepresentation * TdkLayer::findGeneralizationRepresentation	(	TeGeomRep	geomRep,
		double	errorLevel = 0.0
	)

void TdkLayer::aggregate

(

)

void TdkLayer::insertGeneralizationStrategy	(	TeGeomRep	geomRep,
		TdkStrategyType	type,
		std::string	repTableName,
		double	errorLevel
	)

Inserts an generalization strategy (geom representation,generalization table name and simplification erro level are given by params).

std::string TdkLayer::getShapeFile

(

)

void TdkLayer::setShapeFile

(

std::string

shapeFile

)

TeAttributeList & TdkLayer::getShapeAttrList

(

)

void TdkLayer::setShapeAttrList

(

TeAttributeList &

attList

)

virtual void TdkLayer::setChildrenTypeName

(

std::string

typeName

)

[virtual]

Sets the type of the children.

std::string TdkLayer::getChildrenTypeName

(

)

[virtual]

Returns the children type id.

TdkObjectType TdkLayer::getChildrenTypeId

(

)

[virtual]

Returns the children type id.

int TdkLayer::nGeometries

(

const string &

tName

)

[virtual]

Returns the number of geometries in a geometry table.

---

Member Data Documentation

bool TdkLayer::allAttrsInCache_ [protected]

std::string TdkLayer::childrenTypeName_ [protected]

TdkGeneralizationRepsMap TdkLayer::generalizationRepsMap_ [protected]

std::string TdkLayer::shapeFile_ [protected]

TeAttributeList TdkLayer::shapeAttList_ [protected]

---

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

• D:/usuarios/rodrigof/svn/tdk/src/peer/components/core/TdkLayer.h
• D:/usuarios/rodrigof/svn/tdk/src/peer/components/core/TdkLayer.cpp

---