EgtGeomKernel/GeoVector3d.cpp

//----------------------------------------------------------------------------
//  EgalTech 2013-2013
//----------------------------------------------------------------------------
// File : GeoVector3d.cpp      Data : 10.10.13          Versione : 1.2a3
// Contenuto : Implementazione della classe Vettore geometrico.
//
//
//
// Modifiche : 10.10.13 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

//--------------------------- Include ----------------------------------------
#include "stdafx.h"
#include "GeoVector3d.h"
#include "GeoObjFactory.h"
#include "NgeWriter.h"
#include "NgeReader.h"
#include "/EgtDev/Include/EGkStringUtils3d.h"
#include "/EgtDev/Include/EGkPolyLine.h"
#include <new>

using namespace std ;

//----------------------------------------------------------------------------
GEOOBJ_REGISTER( GEO_VECT3D, NGE_G_VEC, GeoVector3d) ;

//----------------------------------------------------------------------------
GeoVector3d::GeoVector3d( void)
   : m_vtV(), m_nTempProp()
{
}

//----------------------------------------------------------------------------
GeoVector3d::~GeoVector3d( void)
{
}

//----------------------------------------------------------------------------
bool
GeoVector3d::Set( const Vector3d& vtV)
{
  // assegno i dati
   m_vtV = vtV ;
   m_ptBase = ORIG ;

  // imposto ricalcolo della grafica
   m_OGrMgr.Reset() ;

   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::Set( const Vector3d& vtV, const Point3d& ptBase)
{
  // assegno i dati
   m_vtV = vtV ;
   m_ptBase = ptBase ;

  // imposto ricalcolo della grafica
   m_OGrMgr.Reset() ;

   return true ;
}

//----------------------------------------------------------------------------
GeoVector3d*
GeoVector3d::Clone( void) const
{
  // alloco oggetto
   GeoVector3d* pGVt = new(nothrow) GeoVector3d ;
   if ( pGVt != nullptr) {
      if ( ! pGVt->CopyFrom( *this)) {
         delete pGVt ;
         return nullptr ;
      }
   }

   return pGVt ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::CopyFrom( const IGeoObj* pGObjSrc)
{
   const GeoVector3d* pGV = dynamic_cast<const GeoVector3d*>( pGObjSrc) ;
   if ( pGV == nullptr)
      return false ;
   return CopyFrom( *pGV) ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::CopyFrom( const GeoVector3d& clSrc)
{
   if ( &clSrc == this)
      return true ;
   m_nTempProp = clSrc.m_nTempProp ;
   return Set( clSrc.m_vtV, clSrc.m_ptBase) ;
}

//----------------------------------------------------------------------------
GeoObjType
GeoVector3d::GetType( void) const
{
   return static_cast<GeoObjType>( GEOOBJ_GETTYPE( GeoVector3d)) ;
}

//----------------------------------------------------------------------------
const string&
GeoVector3d::GetTitle( void) const
{
   static const string sTitle = "Vector" ;
   return sTitle ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::Dump( string& sOut, const char* szNewLine) const
{
  // parametri : vettore
   sOut += "V(" + ToString( m_vtV) + ")" + szNewLine ;
   sOut += "base(" + ToString( m_ptBase) + ")" + szNewLine ;

   return true ;
}

//----------------------------------------------------------------------------
int
GeoVector3d::GetNgeId( void) const
{
   return GEOOBJ_GETNGEID( GeoVector3d) ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::Save( NgeWriter& ngeOut) const
{
  // parametri : vettore
   if ( ! ngeOut.WriteVector( m_vtV, ";"))
      return false ;
   if ( ! ngeOut.WritePoint( m_ptBase, ";", true))
      return false ;

   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::Load( NgeReader& ngeIn)
{
  // imposto ricalcolo della grafica
   m_OGrMgr.Reset() ;
  // leggo la prossima linea
   if ( ! ngeIn.ReadVector( m_vtV, ";"))
      return false ;
   if ( ! ngeIn.ReadPoint( m_ptBase, ";", true))
      return false ;
   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::GetLocalBBox( BBox3d& b3Loc, int nFlag) const
{
  // il box tiene conto della posizione della base e del tip
   b3Loc.Set( m_ptBase, m_ptBase + m_vtV) ;
   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::GetBBox( const Frame3d& frRef, BBox3d& b3Ref, int nFlag) const
{
  // verifico validità del frame
   if ( frRef.GetType() == Frame3d::ERR)
      return false ;
  // porto la base e il tip nel riferimento passato
   Point3d ptFrBase = m_ptBase ;
   ptFrBase.ToGlob( frRef) ;
   Point3d ptFrTip = m_ptBase + m_vtV ;
   ptFrTip.ToGlob( frRef) ;
  // assegno il box nel riferimento
   b3Ref.Set( ptFrBase, ptFrTip) ;
   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::ChangeVector( const Vector3d& vtV)
{
  // assegno i dati
   m_vtV = vtV ;

  // imposto ricalcolo della grafica
   m_OGrMgr.Reset() ;

   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::ChangeBase( const Point3d& ptBase)
{
  // assegno i dati
   m_ptBase = ptBase ;

  // imposto ricalcolo della grafica
   m_OGrMgr.Reset() ;

   return true ;
}

//----------------------------------------------------------------------------
bool
GeoVector3d::GetDrawWithArrowHead( double dFrazLenAH, double dMaxDimA, PolyLine& PL) const
{
  // vettore
   PL.AddUPoint( 0, m_ptBase) ;
   Point3d ptTip = m_ptBase + m_vtV ;
   PL.AddUPoint( 1, ptTip) ;
  // doppia freccia
   const double A_WIDTH_COEFF = 0.3 ;
   double dLenAH = min( dMaxDimA, dFrazLenAH * m_vtV.Len()) ;
   Frame3d frF ;
   frF.Set( ptTip, m_vtV) ;
   Point3d ptP1 = ORIG + Vector3d( A_WIDTH_COEFF, 0, -1) * dLenAH ;
   ptP1.ToGlob( frF) ;
   PL.AddUPoint( 2, ptP1) ;
   Point3d ptP2 = ORIG + Vector3d( -A_WIDTH_COEFF, 0, -1) * dLenAH ;
   ptP2.ToGlob( frF) ;
   PL.AddUPoint( 3, ptP2) ;
   PL.AddUPoint( 4, ptTip) ;
   Point3d ptP3 = ORIG + Vector3d( 0, A_WIDTH_COEFF, -1) * dLenAH ;
   ptP3.ToGlob( frF) ;
   PL.AddUPoint( 5, ptP3) ;
   Point3d ptP4 = ORIG + Vector3d( 0, -A_WIDTH_COEFF, -1) * dLenAH ;
   ptP4.ToGlob( frF) ;
   PL.AddUPoint( 6, ptP4) ;
   PL.AddUPoint( 7, ptTip) ;

   return true ;
}