te::graph::LDDGraphBuilder Class Reference

This strategy is based on Serio Rosim method, using this "mask" is possible extract a graph from a LDD image. More...

#include <LDDGraphBuilder.h>

Inheritance diagram for te::graph::LDDGraphBuilder:

Public Member Functions
	LDDGraphBuilder ()
	Default constructor. More...
virtual	~LDDGraphBuilder ()
	Virtual destructor. More...
Methods
Methods used by this builder
bool	build (te::rst::Raster *raster, const std::map< std::string, std::string > &dsInfo, const std::string &graphType, const std::map< std::string, std::string > &gInfo)
	Function used to build the output graph based on input parameters. More...
Abstract Methods
Method common to each graph builder
std::string	getErrorMessage ()
	Get error message. More...
AbstractGraph *	getGraph ()
	Get generated graph. More...

Protected Member Functions
int	getEdgeId ()
	Function used to generated the edge id. More...
bool	getVertexId (int row, int col, int &id)
	Function used to generated the vertex id based on raster coordenate. More...

Protected Attributes
std::string	m_errorMessage
	Error message. More...
AbstractGraph *	m_graph
	Graph object. More...

Private Attributes
int	m_edgeId
	Attribute used as a index counter for edge objects. More...
te::rst::Raster *	m_raster
	Input raster with LDD information. More...

Detailed Description

This strategy is based on Serio Rosim method, using this "mask" is possible extract a graph from a LDD image.

                  -------------------
                  |  32 |  64 | 128 |
                  -------------------
                  |  16 |  *  |  1  |
                  -------------------
                  |  8  |  4  |  2  |
                  -------------------

See Also

AbstractGraphBuilder

Definition at line 75 of file LDDGraphBuilder.h.

Constructor & Destructor Documentation

te::graph::LDDGraphBuilder::LDDGraphBuilder

(

)

Default constructor.

Definition at line 56 of file LDDGraphBuilder.cpp.

References m_edgeId.

te::graph::LDDGraphBuilder::~LDDGraphBuilder ( )

virtual

Virtual destructor.

Definition at line 61 of file LDDGraphBuilder.cpp.

Member Function Documentation

bool te::graph::LDDGraphBuilder::build	(	te::rst::Raster *	raster,
		const std::map< std::string, std::string > &	dsInfo,
		const std::string &	graphType,
		const std::map< std::string, std::string > &	gInfo
	)

Function used to build the output graph based on input parameters.

Parameters

raster
dsInfo	Container with data source information
graphType	Attribute used to define the output graph type
gInfo	Container with graph generation parameters

Returns

True if the graph was correctly generated and false in other case.

Definition at line 65 of file LDDGraphBuilder.cpp.

References te::graph::Vertex::addAttribute(), te::gm::GeometryProperty::getSRID(), te::rst::Raster::getSRID(), te::graph::AbstractGraphFactory::make(), te::gm::PointType, te::common::TaskProgress::pulse(), te::graph::Vertex::setAttributeVecSize(), te::gm::GeometryProperty::setGeometryType(), te::dt::Property::setId(), te::common::TaskProgress::setMessage(), te::gm::GeometryProperty::setSRID(), te::common::TaskProgress::setTotalSteps(), TR_GRAPH, te::common::TaskProgress::useTimer(), te::gm::Coord2D::x, and te::gm::Coord2D::y.

int te::graph::LDDGraphBuilder::getEdgeId ( )

protected

Function used to generated the edge id.

Returns

Integer value as ID

Definition at line 277 of file LDDGraphBuilder.cpp.

std::string te::graph::AbstractGraphBuilder::getErrorMessage ( )

inherited

Get error message.

Definition at line 13 of file AbstractGraphBuilder.cpp.

te::graph::AbstractGraph * te::graph::AbstractGraphBuilder::getGraph ( )

inherited

Get generated graph.

Definition at line 18 of file AbstractGraphBuilder.cpp.

bool te::graph::LDDGraphBuilder::getVertexId ( int  row, int  col, int &  id  )

protected

Function used to generated the vertex id based on raster coordenate.

Parameters

row	Row position over the raster
col	Column position over the raster
id	Used to set the id generated

Returns

True if a valid id was generated and false in other case

Definition at line 255 of file LDDGraphBuilder.cpp.

Member Data Documentation

int te::graph::LDDGraphBuilder::m_edgeId

private

Attribute used as a index counter for edge objects.

Definition at line 134 of file LDDGraphBuilder.h.

Referenced by LDDGraphBuilder().

std::string te::graph::AbstractGraphBuilder::m_errorMessage

protectedinherited

Error message.

Definition at line 85 of file AbstractGraphBuilder.h.

Referenced by te::graph::AbstractGraphBuilder::AbstractGraphBuilder().

AbstractGraph* te::graph::AbstractGraphBuilder::m_graph

protectedinherited

Graph object.

Definition at line 83 of file AbstractGraphBuilder.h.

Referenced by te::graph::AbstractGraphBuilder::AbstractGraphBuilder().

te::rst::Raster* te::graph::LDDGraphBuilder::m_raster

private

Input raster with LDD information.

Definition at line 132 of file LDDGraphBuilder.h.

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

• /home/castejon/castejon_files/develop/terralib5/git/src/terralib/graph/builder/LDDGraphBuilder.h
• /home/castejon/castejon_files/develop/terralib5/git/src/terralib/graph/builder/LDDGraphBuilder.cpp