libterralib-dev 4.0.0-5ubuntu1 / usr / include / terralib / kernel / TeProxMatrixConstructionStrategy.h

/************************************************************************************
TerraLib - a library for developing GIS applications.
Copyright  2001-2007 INPE and Tecgraf/PUC-Rio.

This code is part of the TerraLib library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
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They specifically disclaim any warranties, including, but not limited to,
the implied warranties of merchantability and fitness for a particular purpose.
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obligation to provide maintenance, support, updates, enhancements, or modifications.
In no event shall INPE and Tecgraf / PUC-Rio be held liable to any party for direct,
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*************************************************************************************/
/*! \file TeProxMatrixConstructionStrategy.h
    \brief This file contains structures and definitions about construction strategies of proximity matrix 
*/

#ifndef TeProxMatrixConstructionStrategy_H
#define TeProxMatrixConstructionStrategy_H

#include "TeProxMatrixImplementation.h"
#include "TeSTElementSet.h"
#include "TeNetwork.h"
#include "TeDatabase.h"
#include "TeMultiGeometry.h"


class TeSTEventSet;

TL_DLL bool TeFindObjectCentroid (TeMultiGeometry& mGeom, TeGeomRep rep, TeCoord2D& p);

struct TL_DLL TeProxMatrixConstructionParams
{
public:

	//construction parameters
	int						theme_id1_;
	TeGeomRep				geom_rep1_;
	int						theme_id2_;
	TeGeomRep				geom_rep2_;
	TeGPMConstructionStrategy		strategy_;
	double						max_distance_;
	int							num_neighbours_;
	double						max_net_distance_;
	double						max_connection_distance_;
	bool						calculate_distance_;

	//! Empty contructor 
	TeProxMatrixConstructionParams():
		theme_id1_(-1),  
		geom_rep1_(TeGEOMETRYNONE), 
		theme_id2_(-1), 
		geom_rep2_(TeGEOMETRYNONE), 
		strategy_(TeAdjacencyStrategy), 
		max_distance_(0.), 
		num_neighbours_(0), 
		max_net_distance_(0.),
		max_connection_distance_(0.), 
		calculate_distance_(false)
	{ }
	
	//! Constructor
	TeProxMatrixConstructionParams(const int& theme1, const TeGeomRep& geomRep1, const TeGPMConstructionStrategy& strType):
		theme_id1_(theme1), 
		geom_rep1_(geomRep1), 
		theme_id2_(-1), 
		geom_rep2_(TeGEOMETRYNONE), 
		strategy_(strType),
		max_distance_(0.), 
		num_neighbours_(0),
		max_net_distance_(0.),
		max_connection_distance_(0.), 
		calculate_distance_(false)
	{ }
			
	//! Operator ==
	bool operator==(const TeProxMatrixConstructionParams& other) const
	{
		return(	(theme_id1_==other.theme_id1_) && (geom_rep1_==other.geom_rep1_) &&
				(theme_id2_==other.theme_id2_) && (geom_rep2_==other.geom_rep2_) &&
				(strategy_==other.strategy_) && (max_distance_==other.max_distance_) &&
				(num_neighbours_==other.num_neighbours_) && (max_net_distance_==other.max_net_distance_) && 
				(max_connection_distance_==other.max_connection_distance_) &&
				(calculate_distance_==other.calculate_distance_));
	}
};

//! A templated class to representate construction strategies of proximity matrix
template<typename T>
class TeProxMatrixConstructionStrategy 
{
protected:
	//! Set of objetcs used to construct the matrix
	T*   objects_;

	//! Construction paramas
	TeProxMatrixConstructionParams  params_;

	//! Construct
	TeProxMatrixConstructionStrategy(); 

	//! Construct
	TeProxMatrixConstructionStrategy(T* objects, TeGeomRep geomRep, const TeGPMConstructionStrategy& type=TeAdjacencyStrategy);

	//! Copy construct
	TeProxMatrixConstructionStrategy(const TeProxMatrixConstructionStrategy& st);

public:
	//! Construct the proximity matrix 
	virtual bool Construct(TeProxMatrixImplementation*)=0;

	//! Destructor
	virtual ~TeProxMatrixConstructionStrategy() 
	{}

	//! Set the set of objects and its geometry representation
	void setSTObjects (T*  objects, TeGeomRep  geomRep); 
	
	//! Get the objects used to construct the matrix
	T* objects()  { return objects_; } 

	//! Returns the construction params
	TeProxMatrixConstructionParams& constructionParams() { return params_; }
	
	//! Verify if the type of the strategy, the object set and its geometry representation are equal
	virtual bool IsEqual (const TeProxMatrixConstructionStrategy<T>& other) const;  
};

template<typename T> 
TeProxMatrixConstructionStrategy<T>::TeProxMatrixConstructionStrategy() : 
	objects_(0), 
	params_(-1, TeGEOMETRYNONE, TeAdjacencyStrategy)
	{ } 

template<typename T> 
TeProxMatrixConstructionStrategy<T>::TeProxMatrixConstructionStrategy(T*  objects, TeGeomRep geomRep, const TeGPMConstructionStrategy& type) :
	objects_(objects)
	{
		if(objects->theme())
			params_.theme_id1_ = objects->theme()->id();
		params_.geom_rep1_ = geomRep;
		params_.strategy_ = type;
	} 

template<typename T> 
TeProxMatrixConstructionStrategy<T>::TeProxMatrixConstructionStrategy (const TeProxMatrixConstructionStrategy& st)
{
	objects_ = st.objects_; 
	params_ = st.params_;
}

template<typename T> void 
TeProxMatrixConstructionStrategy<T>::setSTObjects (T*  objects, TeGeomRep  geomRep)
{	
	objects_ = objects; 
	if(objects->theme())
		params_.theme_id1_ = objects->theme()->id();
	params_.geom_rep1_ = geomRep; 
}

template<typename T> bool 
TeProxMatrixConstructionStrategy<T>::IsEqual (const TeProxMatrixConstructionStrategy<T>& other) const
{
	return ((params_==other.params_) && 
		((&objects_)==(&other.objects_))); 
}


//! A class to implement the local adjacency strategy of proximity matrix
class TL_DLL TeProxMatrixLocalAdjacencyStrategy : public  TeProxMatrixConstructionStrategy<TeSTElementSet>
{
public:

	//! Constructor
	TeProxMatrixLocalAdjacencyStrategy (); 

	//! Constructor
	TeProxMatrixLocalAdjacencyStrategy (TeSTElementSet*  objects, TeGeomRep	geomRep, bool calcDistance=false);
	
	//! Copy constructor
	TeProxMatrixLocalAdjacencyStrategy (TeProxMatrixLocalAdjacencyStrategy& st);  
	 
	 //! Destructor
	virtual ~TeProxMatrixLocalAdjacencyStrategy() {}
	
	//! Construct the proximity matrix through local adjacency strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp);
		
	//! Equal operator 
	bool operator== (const TeProxMatrixLocalAdjacencyStrategy& rhs) const;  
	
	//! Assignment operator 
	TeProxMatrixLocalAdjacencyStrategy& operator= (const TeProxMatrixLocalAdjacencyStrategy& rhs); 

};


//! A class to implement the local distance strategy of proximity matrix
template<typename Set>
class TeProxMatrixLocalDistanceStrategy : public TeProxMatrixConstructionStrategy<Set>
{
public:

	//! Constructor
	TeProxMatrixLocalDistanceStrategy ();
	
	//! Constructor
	TeProxMatrixLocalDistanceStrategy (Set*  objects, TeGeomRep geomRep, double max_distance); 
	
	//! Copy constructor
	TeProxMatrixLocalDistanceStrategy (const TeProxMatrixLocalDistanceStrategy<Set>& st); 
	
	//! Destructor
	virtual ~TeProxMatrixLocalDistanceStrategy(){}
	
	//! Construct the proximity matrix through local distance strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp); 

	//! Equal operator 
	bool operator== (const TeProxMatrixLocalDistanceStrategy<Set>& s) const; 
		
	//! Assignment operator
	TeProxMatrixLocalDistanceStrategy<Set>& operator= (const TeProxMatrixLocalDistanceStrategy<Set>& rhs);

};


//! A class to implement the nearest neighbour strategy of proximity matrix
class TL_DLL TeProxMatrixNearestNeighbourStrategy : public  TeProxMatrixConstructionStrategy<TeSTEventSet>
{
public:
	//! Empty constructor
	TeProxMatrixNearestNeighbourStrategy ();

	//! Constructor
	// The STEventSet must be created with geometries, using kdTree and ordered by object_id
	TeProxMatrixNearestNeighbourStrategy (TeSTEventSet* objects, int num_neighbours);
	
	//! Copy constructor
	TeProxMatrixNearestNeighbourStrategy (const TeProxMatrixNearestNeighbourStrategy& st); 
	
	//! Destructor
	virtual ~TeProxMatrixNearestNeighbourStrategy(){}
	
	//! Construct the proximity matrix through local distance strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp); 

	//! Equal operator 
	bool operator== (const TeProxMatrixNearestNeighbourStrategy& s) const; 
		
	//! Assignment operator
	TeProxMatrixNearestNeighbourStrategy& operator= (const TeProxMatrixNearestNeighbourStrategy& rhs);

};


//! A class to implement the closed network strategy of proximity matrix
class TL_DLL TeProxMatrixClosedNetworkStrategy : public TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeGraphNetwork*		net_;
 
public:
	//! Constructor
	TeProxMatrixClosedNetworkStrategy (	TeSTElementSet*  objects, TeGeomRep rep, double max_local_distance,
										double max_net_distance, double  max_connection_distance, 
										TeGraphNetwork* input_net); 

	//! Copy constructor
	TeProxMatrixClosedNetworkStrategy (const TeProxMatrixClosedNetworkStrategy& rhs);
		  
	//! Destructor
	virtual ~TeProxMatrixClosedNetworkStrategy()
	{	
		if(net_)
			delete (net_); 
	}

	//! Construct the proximity matrix through closed network strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp); 
	
	//! Verify if is equal
	virtual bool IsEqual (const TeProxMatrixConstructionStrategy<TeSTElementSet>& other) const; 
	
	//! Assignment operator
	TeProxMatrixClosedNetworkStrategy& operator= (const TeProxMatrixClosedNetworkStrategy& rhs);

	//! Equal operator
	bool operator== (const TeProxMatrixClosedNetworkStrategy& other) const;  

	//! Get the objects used to construct the matrix
	TeSTElementSet* objects() { return objects_; }
};

//! A class to implement the open network strategy of proximity matrix (among a set of objetcs)
class TL_DLL TeProxMatrixOpenNetworkStrategy : public TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeGraphNetwork*		net_;

public:

	//! Constructor
	TeProxMatrixOpenNetworkStrategy (	TeSTElementSet*  objects, TeGeomRep rep, double max_local_distance, 
										double	max_net_distance, double  max_connetion_distance, 
										TeGraphNetwork* input_net); 
	//! Copy constructor
	TeProxMatrixOpenNetworkStrategy (const TeProxMatrixOpenNetworkStrategy& rhs); 
	
	//! Destructor
	virtual ~TeProxMatrixOpenNetworkStrategy()
	{
		if(net_)
			delete (net_); 
	}

	//! Construct the proximity matrix through open network strategy
	virtual bool Construct (TeProxMatrixImplementation* imp); 

	//! Verify if is equal
	virtual bool IsEqual (const TeProxMatrixConstructionStrategy<TeSTElementSet>& other) const; 

	//! Equal operator
	bool operator== (const TeProxMatrixOpenNetworkStrategy& other) const; 
	
	//! Assignment operator
	TeProxMatrixOpenNetworkStrategy& operator= (const TeProxMatrixOpenNetworkStrategy& rhs);
};


//! A class to implement the open network strategy of proximity matrix (relationships among objetc of two differnt sets)
class TL_DLL TeProxMatrixOpenNetworkStrategy2 : public TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeSTElementSet*		objects2_;
	TeGraphNetwork*		net_;
public:

	//! Constructor
	TeProxMatrixOpenNetworkStrategy2 (	TeSTElementSet*  objects1, TeGeomRep rep1,
										TeSTElementSet*  objects2, TeGeomRep rep2,
										double max_local_distance, 
										double	max_net_distance, double  max_connetion_distance, 
										TeGraphNetwork* input_net); 
	//! Copy constructor
	TeProxMatrixOpenNetworkStrategy2 (const TeProxMatrixOpenNetworkStrategy2& rhs); 
	
	//! Destructor
	virtual ~TeProxMatrixOpenNetworkStrategy2 ()
	{
		if(net_)
			delete (net_); 
	}

	//! Construct the proximity matrix through open network strategy
	virtual bool Construct (TeProxMatrixImplementation* imp); 

	//! Verify if is equal
	virtual bool IsEqual (const TeProxMatrixConstructionStrategy<TeSTElementSet>& other) const; 

	//! Equal operator
	bool operator== (const TeProxMatrixOpenNetworkStrategy2& other) const; 
	
	//! Assignment operator
	TeProxMatrixOpenNetworkStrategy2& operator= (const TeProxMatrixOpenNetworkStrategy2& rhs);

};

//////////////////////////////////////////////////////////////////////
// TeProxMatrixLocalDistanceStrategy 
//////////////////////////////////////////////////////////////////////
template<typename Set> 
TeProxMatrixLocalDistanceStrategy<Set>::TeProxMatrixLocalDistanceStrategy ():
		TeProxMatrixConstructionStrategy<Set> (0, TeGEOMETRYNONE, TeDistanceStrategy) 
		{}


template<typename Set> 
TeProxMatrixLocalDistanceStrategy<Set>::TeProxMatrixLocalDistanceStrategy (Set*  objects, TeGeomRep geomRep, double max_distance): 
		TeProxMatrixConstructionStrategy<Set>(objects, geomRep, TeDistanceStrategy)
		{
			TeProxMatrixConstructionStrategy<Set>::params_.max_distance_ = max_distance; 
		}

	
template<typename Set> 
TeProxMatrixLocalDistanceStrategy<Set>::TeProxMatrixLocalDistanceStrategy (const TeProxMatrixLocalDistanceStrategy<Set>& st): 
		TeProxMatrixConstructionStrategy<Set>(st)
		{} 

template<typename Set> bool 
TeProxMatrixLocalDistanceStrategy<Set>::Construct(TeProxMatrixImplementation* imp)
{
	if (imp == 0) 
		return false;
	
	// Iterate over all selected objects, selecting their neighbours
	TeSTElementSet::iterator itobj1 = TeProxMatrixConstructionStrategy<Set>::objects_->begin();
	
	// ----- progress bar
	int step = 0;
	if(TeProgress::instance())
		TeProgress::instance()->setTotalSteps(TeProxMatrixConstructionStrategy<Set>::objects_->numSTInstance());
	// -----

	TeProjection* proj = 0;
	if(TeProxMatrixConstructionStrategy<Set>::objects_->theme())
		proj = TeProxMatrixConstructionStrategy<Set>::objects_->theme()->layer()->projection();
	else if(TeProxMatrixConstructionStrategy<Set>::objects_->getLayer())
		proj = TeProxMatrixConstructionStrategy<Set>::objects_->getLayer()->projection();

	TePrecision::instance().setPrecision(TeGetPrecision(proj));
	double max_d = TeProxMatrixConstructionStrategy<Set>::params_.max_distance_;
		
	while ( itobj1 != TeProxMatrixConstructionStrategy<Set>::objects_->end())
	{
		// Gets the possible objects from RTree in the element set
		vector<TeSTInstance*> result;
		TeBox b = (*itobj1).getGeometries().getBox();
		TeBox bAux(b.x1()-max_d, b.y1()-max_d, b.x2()+max_d, b.y2()+max_d);
		
		TeProxMatrixConstructionStrategy<Set>::objects_->search(bAux, result);

		string object_id1 = (*itobj1).getObjectId();
		TeCoord2D coord1 = itobj1->getCentroid();
		for(unsigned int index =0; index<result.size(); ++index)
		{
			string object_id2 = result[index]->getObjectId();
			if(object_id1==object_id2)
				continue;
			
			TeCoord2D coord2 = result[index]->getCentroid();
			double dist = TeDistance(coord1, coord2);
			if(dist <= max_d)
			{
				if(!imp->isConnected (object_id1,object_id2))
				{
					TeProxMatrixAttributes attr;
					attr.CentroidDistance (dist);
					imp->connectObjects (object_id1, object_id2, attr);
					imp->connectObjects (object_id2, object_id1, attr);
				}
			}
		}

		if(TeProgress::instance())
		{
			if (TeProgress::instance()->wasCancelled())
			{
				TeProgress::instance()->reset();
				return false;
			}
			else
				TeProgress::instance()->setProgress(step);
		}	
		++step;
		++itobj1;
	}
	
	if (TeProgress::instance())
		TeProgress::instance()->reset();
	return true;
}

template<typename Set> bool 
TeProxMatrixLocalDistanceStrategy<Set>::operator== (const TeProxMatrixLocalDistanceStrategy<Set>& s) const 
{
	return ( TeProxMatrixConstructionStrategy<Set>::IsEqual(s)); 
}
	
template<typename Set> TeProxMatrixLocalDistanceStrategy<Set>& 
TeProxMatrixLocalDistanceStrategy<Set>::operator= (const TeProxMatrixLocalDistanceStrategy<Set>& rhs)
{
	if ( this != &rhs )
	{
		TeProxMatrixConstructionStrategy<Set>::objects_ = rhs.objects_;
		TeProxMatrixConstructionStrategy<Set>::params_ = rhs.params_;
	}
	return *this;
}

/// Sérgio Costa e Evaldinolia Moreira

//! A class to implement the local Topology strategy of proximity matrix
class TL_DLL TeProxMatrixLocalTopologyStrategy : public  TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeSTElementSet*		objects2_;
	TeGeomRep	geomRep2_;
	int toprel_;
public:

	//! Constructor
	TeProxMatrixLocalTopologyStrategy (); 

	//! Constructor
	TeProxMatrixLocalTopologyStrategy (TeSTElementSet*  objects, TeGeomRep	geomRep, TeSTElementSet*  objects2, TeGeomRep	geomRep2, int toprel= TeINTERSECTS, bool calcDistance=false);
	
	//! Copy constructor
	TeProxMatrixLocalTopologyStrategy (TeProxMatrixLocalTopologyStrategy& st);  
	 
	 //! Destructor
	virtual ~TeProxMatrixLocalTopologyStrategy() {}
	
	//! Construct the proximity matrix through local adjacency strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp);
		
	//! Equal operator 
	bool operator== (const TeProxMatrixLocalTopologyStrategy& rhs) const;  
	
	//! Assignment operator 
	TeProxMatrixLocalTopologyStrategy& operator= (const TeProxMatrixLocalTopologyStrategy& rhs); 

};

//! A class to implement the ChooseOne strategy of proximity matrix
class TL_DLL TeProxMatrixChooseOneTopologyStrategy : public  TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeSTElementSet*		objects2_;
	TeGeomRep	geomRep2_;
	int toprel_;
public:

	//! Constructor
	TeProxMatrixChooseOneTopologyStrategy (); 

	//! Constructor
	TeProxMatrixChooseOneTopologyStrategy (TeSTElementSet*  objects, TeGeomRep	geomRep, TeSTElementSet*  objects2, TeGeomRep	geomRep2, int toprel= TeINTERSECTS, bool calcDistance=false);
	
	//! Copy constructor
	TeProxMatrixChooseOneTopologyStrategy (TeProxMatrixChooseOneTopologyStrategy& st);  
	 
	 //! Destructor
	virtual ~TeProxMatrixChooseOneTopologyStrategy() {}
	
	//! Construct the proximity matrix through local adjacency strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp);
		
	//! Equal operator 
	bool operator== (const TeProxMatrixChooseOneTopologyStrategy& rhs) const;  
	
	//! Assignment operator 
	TeProxMatrixChooseOneTopologyStrategy& operator= (const TeProxMatrixChooseOneTopologyStrategy& rhs); 

};

//! A class to implement the KeepInBoth  strategy of proximity matrix
class TL_DLL TeProxMatrixKeepInBothTopologyStrategy : public  TeProxMatrixConstructionStrategy<TeSTElementSet>
{
private:
	TeSTElementSet*		objects2_;
	TeGeomRep	geomRep2_;
	int toprel_;
public:

	//! Constructor
	TeProxMatrixKeepInBothTopologyStrategy (); 

	//! Constructor
	TeProxMatrixKeepInBothTopologyStrategy (TeSTElementSet*  objects, TeGeomRep	geomRep, TeSTElementSet*  objects2, TeGeomRep	geomRep2, int toprel= TeINTERSECTS, bool calcDistance=false);
	
	//! Copy constructor
	TeProxMatrixKeepInBothTopologyStrategy (TeProxMatrixKeepInBothTopologyStrategy& st);  
	 
	 //! Destructor
	virtual ~TeProxMatrixKeepInBothTopologyStrategy() {}
	
	//! Construct the proximity matrix through local adjacency strategy 
	virtual bool Construct (TeProxMatrixImplementation* imp);
		
	//! Equal operator 
	bool operator== (const TeProxMatrixKeepInBothTopologyStrategy& rhs) const;  
	
	//! Assignment operator 
	TeProxMatrixKeepInBothTopologyStrategy& operator= (const TeProxMatrixKeepInBothTopologyStrategy& rhs); 

};

#endif