/*
----
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Copyright (C) 2004, University in Hagen, Department of Computer Science,
Database Systems for New Applications.

SECONDO is free software; you can redistribute it and/or modify
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SECONDO is distributed in the hope that it will be useful,
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along with SECONDO; if not, write to the Free Software
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----

//paragraph [1] Title: [{\Large \bf \begin {center}] [\end {center}}]
//[TOC] [\tableofcontents]

[1] Header File of the Transportation Mode Algebra

March, 2011 Jianqiu xu

[TOC]

1 Overview

2 Defines and includes

*/

#include "BusNetwork.h"
#include "QueryTM.h"

using namespace network;

/*
convert a genrange object to a 2D line in space or 3D line in a building 

*/
void QueryTM::GetLineOrLine3D(GenRange* gr, Space* sp)
{
  BusNetwork* bn = sp->LoadBusNetwork(IF_BUSNETWORK);
  
  for(int i = 0;i < gr->Size();i++){
    Line l(0);
    GenRangeElem grelem;
    gr->Get( i, grelem, l);
    int infra_type = sp->GetInfraType(grelem.oid);

    switch(infra_type){
      case IF_LINE:
//        cout<<"road network "<<endl;
        GetLineInRoad(grelem.oid, &l, sp);
        break;

      case IF_REGION:
//        cout<<"region based outdoor"<<endl;
        GetLineInRegion(grelem.oid, &l, sp);
        break; 

      case IF_FREESPACE:
//        cout<<"free space"<<endl;
        GetLineInFreeSpace(&l);
        break;

      case IF_BUSNETWORK:
//        cout<<"bus network"<<endl;
        GetLineInBusNetwork(grelem.oid, &l, bn);
        break;

      case IF_GROOM:
//        cout<<"indoor "<<endl;
        GetLineInGRoom(grelem.oid, &l, sp);
        break;

      default:
        assert(false);
        break;
    }
  }

  sp->CloseBusNetwork(bn);

}

/*
get the overall line in road network 

*/
void QueryTM::GetLineInRoad(int oid, Line* l, Space* sp)
{
  Network* rn = sp->LoadRoadNetwork(IF_LINE);
  Tuple* route_tuple = rn->GetRoute(oid);
  SimpleLine* sl = (SimpleLine*)route_tuple->GetAttribute(ROUTE_CURVE);
  Rectangle<2> bbox = sl->BoundingBox();
  route_tuple->DeleteIfAllowed();
  sp->CloseRoadNetwork(rn);

  Line* newl = new Line(0);
  newl->StartBulkLoad();
  
  int edgeno = 0;
  for(int i = 0;i < l->Size();i++){
    HalfSegment hs1;
    l->Get(i, hs1);
    if(!hs1.IsLeftDomPoint())continue;
    Point lp = hs1.GetLeftPoint();
    Point rp = hs1.GetRightPoint();
    Point newlp(true, lp.GetX() + bbox.MinD(0), lp.GetY() + bbox.MinD(1));
    Point newrp(true, rp.GetX() + bbox.MinD(0), rp.GetY() + bbox.MinD(1));
    HalfSegment hs2(true, newlp, newrp);
    hs2.attr.edgeno = edgeno++;
    *newl += hs2;
    hs2.SetLeftDomPoint(!hs2.IsLeftDomPoint());
    *newl += hs2;
  }
  
  newl->EndBulkLoad();
  
  line_list1.push_back(*newl);
  newl->DeleteIfAllowed();

/*  Line3D* l3d = new Line3D(0);
  line3d_list.push_back(*l3d);
  delete l3d;*/

}


/*
get the overall line in region based outdoor 

*/
void QueryTM::GetLineInRegion(int oid, Line* l, Space* sp)
{
  Pavement* pm = sp->LoadPavement(IF_REGION);
  DualGraph* dg = pm->GetDualGraph();
  Rectangle<2> bbox = dg->rtree_node->BoundingBox();
  pm->CloseDualGraph(dg);
  sp->ClosePavement(pm);

  Line* newl = new Line(0);
  newl->StartBulkLoad();

  int edgeno = 0;
  for(int i = 0;i < l->Size();i++){
    HalfSegment hs1;
    l->Get(i, hs1);
    if(!hs1.IsLeftDomPoint())continue;
    Point lp = hs1.GetLeftPoint();
    Point rp = hs1.GetRightPoint();
    Point newlp(true, lp.GetX() + bbox.MinD(0), lp.GetY() + bbox.MinD(1));
    Point newrp(true, rp.GetX() + bbox.MinD(0), rp.GetY() + bbox.MinD(1));
    HalfSegment hs2(true, newlp, newrp);
    hs2.attr.edgeno = edgeno++;
    *newl += hs2;
    hs2.SetLeftDomPoint(!hs2.IsLeftDomPoint());
    *newl += hs2;
  }
  
  newl->EndBulkLoad();
  
  line_list1.push_back(*newl);
  newl->DeleteIfAllowed();

//   Line3D* l3d = new Line3D(0);
//   line3d_list.push_back(*l3d);
//   delete l3d;

}

/*
get the overall line in free space 

*/
void QueryTM::GetLineInFreeSpace(Line* l)
{
  line_list1.push_back(*l);

//   Line3D* l3d = new Line3D(0);
//   line3d_list.push_back(*l3d);
//   delete l3d;

}

/*
get the overall line in bus network. oid corresponds to a bus route

*/
void QueryTM::GetLineInBusNetwork(int oid, Line* l, BusNetwork* bn)
{
  SimpleLine br_sl(0);
  bn->GetBusRouteGeoData(oid, br_sl);
  Rectangle<2> bbox = br_sl.BoundingBox();
  Line* newl = new Line(0);
  newl->StartBulkLoad();

  int edgeno = 0;
  for(int i = 0;i < l->Size();i++){
    HalfSegment hs1;
    l->Get(i, hs1);
    if(!hs1.IsLeftDomPoint())continue;
    Point lp = hs1.GetLeftPoint();
    Point rp = hs1.GetRightPoint();
    Point newlp(true, lp.GetX() + bbox.MinD(0), lp.GetY() + bbox.MinD(1));
    Point newrp(true, rp.GetX() + bbox.MinD(0), rp.GetY() + bbox.MinD(1));
    HalfSegment hs2(true, newlp, newrp);
    hs2.attr.edgeno = edgeno++;
    *newl += hs2;
    hs2.SetLeftDomPoint(!hs2.IsLeftDomPoint());
    *newl += hs2;
  }

  newl->EndBulkLoad();

  line_list1.push_back(*newl);
  newl->DeleteIfAllowed();

/*  Line3D* l3d = new Line3D(0);
  line3d_list.push_back(*l3d);
  delete l3d;*/

}


/*
get the overall line for indoor environment (line3D)

*/
void QueryTM::GetLineInGRoom(int oid, Line* l, Space* sp)
{
//  cout<<"indoor not implemented"<<endl;

}