// Created by: CKY / Contract Toubro-Larsen
// Copyright (c) 1993-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

//--------------------------------------------------------------------
//--------------------------------------------------------------------

#include <gp_Pnt2d.hxx>
#include <gp_XY.hxx>
#include <IGESData_DirChecker.hxx>
#include <IGESData_Dump.hxx>
#include <IGESData_IGESDumper.hxx>
#include <IGESData_IGESEntity.hxx>
#include <IGESData_IGESReaderData.hxx>
#include <IGESData_IGESWriter.hxx>
#include <IGESData_LineFontEntity.hxx>
#include <IGESData_ParamCursor.hxx>
#include <IGESData_ParamReader.hxx>
#include <IGESGeom_Flash.hxx>
#include <IGESGeom_ToolFlash.hxx>
#include <Interface_Check.hxx>
#include <Interface_CopyTool.hxx>
#include <Interface_EntityIterator.hxx>
#include <Interface_Macros.hxx>
#include <Interface_ShareTool.hxx>
#include <Message_Messenger.hxx>
#include <Standard_DomainError.hxx>

IGESGeom_ToolFlash::IGESGeom_ToolFlash ()    {  }


void IGESGeom_ToolFlash::ReadOwnParams
  (const Handle(IGESGeom_Flash)& ent,
   const Handle(IGESData_IGESReaderData)& IR, IGESData_ParamReader& PR) const
{
  gp_XY aPoint;
  Standard_Real aDim1, aDim2, aRotation;
  Handle(IGESData_IGESEntity) aReference;
  Standard_Integer fn = ent->FormNumber();    // for default cases

  //Standard_Boolean st; //szv#4:S4163:12Mar99 not needed
  aDim1 = aDim2 = aRotation = 0.;    // default values

  // Reading reference of flash
  PR.ReadXY(PR.CurrentList(1, 2), "Reference of Flash", aPoint); //szv#4:S4163:12Mar99 `st=` not needed

  // Reading first flash sizing parameter
  if (PR.DefinedElseSkip())
    PR.ReadReal(PR.Current(), "First Flash sizing parameter", aDim1); //szv#4:S4163:12Mar99 `st=` not needed
  else if (fn > 0) PR.AddFail("Fist Flash sizing parameter : undefined");

  // Reading second flash sizing parameter
  if (PR.DefinedElseSkip())
    PR.ReadReal(PR.Current(), "Second Flash sizing parameter", aDim2); //szv#4:S4163:12Mar99 `st=` not needed
  else {
    if (fn > 1) PR.AddFail("Second Flash sizing parameter : not defined");
  }

  // Reading rotation of flash about reference point
  if (PR.DefinedElseSkip())
    PR.ReadReal(PR.Current(), "Rotation about ref. point", aRotation); //szv#4:S4163:12Mar99 `st=` not needed
  else {
    if (fn == 2 || fn == 4) PR.AddFail("Rotation about ref. point : not defined");
  }

  if ( PR.IsParamEntity(PR.CurrentNumber()) )
    // Reading the referenced entity
    PR.ReadEntity(IR, PR.Current(), "Referenced entity", aReference); //szv#4:S4163:12Mar99 `st=` not needed
  // "else" not necessary as this is the last field

  DirChecker(ent).CheckTypeAndForm(PR.CCheck(),ent);
  ent->Init (aPoint, aDim1, aDim2, aRotation, aReference);
}

void IGESGeom_ToolFlash::WriteOwnParams
  (const Handle(IGESGeom_Flash)& ent, IGESData_IGESWriter& IW)  const
{
  IW.Send( ent->ReferencePoint().X() );
  IW.Send( ent->ReferencePoint().Y() );
  IW.Send( ent->Dimension1() );
  IW.Send( ent->Dimension2() );
  IW.Send( ent->Rotation() );
  IW.Send( ent->ReferenceEntity() );
}

void  IGESGeom_ToolFlash::OwnShared
  (const Handle(IGESGeom_Flash)& ent, Interface_EntityIterator& iter) const
{
  iter.GetOneItem( ent->ReferenceEntity() );
}

void IGESGeom_ToolFlash::OwnCopy
  (const Handle(IGESGeom_Flash)& another,
   const Handle(IGESGeom_Flash)& ent, Interface_CopyTool& TC) const
{
  gp_XY aPoint = (another->ReferencePoint()).XY();
  Standard_Real aDim1 = another->Dimension1();
  Standard_Real aDim2 = another->Dimension2();
  Standard_Real aRotation = another->Rotation();

  DeclareAndCast(IGESData_IGESEntity, aReference,
		 TC.Transferred(another->ReferenceEntity()));

  ent->Init(aPoint, aDim1, aDim2, aRotation, aReference);
}

Standard_Boolean  IGESGeom_ToolFlash::OwnCorrect
  (const Handle(IGESGeom_Flash)& ent) const
{
  Standard_Integer fn = ent->FormNumber();
  Standard_Boolean res0 = (ent->RankLineFont() != 1);
  if (res0) {
    Handle(IGESData_LineFontEntity) nulfont;
    ent->InitLineFont(nulfont,1);    // ranklinefont force a 1
  }
  Standard_Boolean res1 = Standard_False;
  Handle(IGESData_IGESEntity) ref = ent->ReferenceEntity();
  if (fn != 0 && !ref.IsNull()) {
    ref.Nullify();
    res1 = Standard_True;
  }
  Standard_Real d1 = ent->Dimension1();
  Standard_Real d2 = ent->Dimension2();
  Standard_Real rt = ent->Rotation();
  if (fn == 0 && d1 != 0.) {  d1 = 0.; res1 = Standard_True;  }
  if (fn <= 1 && d2 != 0.) {  d2 = 0.; res1 = Standard_True;  }
  if ((fn <= 1 || fn == 3) && rt != 0.) {  rt = 0.; res1 = Standard_True;  }
  if (res1) ent->Init (ent->ReferencePoint().XY(), d1, d2, rt, ref);
  return (res0 || res1);
}

IGESData_DirChecker IGESGeom_ToolFlash::DirChecker
  (const Handle(IGESGeom_Flash)& /* ent */ )  const
{
  IGESData_DirChecker DC(125, 0, 4);
  DC.Structure(IGESData_DefVoid);
  DC.LineFont(IGESData_DefValue);
//  DC.LineWeight(IGESData_DefValue);
  DC.Color(IGESData_DefAny);
  DC.HierarchyStatusRequired(0);
  return DC;
}

void IGESGeom_ToolFlash::OwnCheck
  (const Handle(IGESGeom_Flash)& ent,
   const Interface_ShareTool& , Handle(Interface_Check)& ach)  const
{
  Standard_Integer fn = ent->FormNumber();
  if (ent->RankLineFont() != 1)
    ach->AddFail("LineFontPattern : Value != 1");
  if (ent->ReferenceEntity().IsNull()) {
    if (fn == 0)
      ach->AddFail("Flash defined by a Reference Entity, which is absent");
  }
  else if (fn != 0) ach->AddWarning("Reference Entity present though useless");
  if (fn == 1 && ent->Dimension2() != 0.)
    ach->AddWarning("Dimension 2 present though useless");
  if ((fn == 1 || fn == 3) && ent->Rotation() != 0.)
    ach->AddWarning("Rotation present though useless");
}


void IGESGeom_ToolFlash::OwnDump
  (const Handle(IGESGeom_Flash)& ent, const IGESData_IGESDumper& dumper,
   Standard_OStream& S, const Standard_Integer level)  const
{
  Standard_Integer sublevel = (level <= 4) ? 0 : 1;
  Standard_Integer fn = ent->FormNumber();

  S << "IGESGeom_Flash\n";
  switch (fn) {
    case 0 : S << " --    Form defined by reference entity   --\n"; break;
    case 1 : S << " --    Circular    --  ";  break;
    case 2 : S << " --    Rectangle   --  ";  break;
    case 3 : S << " --    Donut    --  ";  break;
    case 4 : S << " --    Canoe    --  ";  break;
    default : break;
  }

  S << "Flash reference point    : ";
  IGESData_DumpXYL(S,level, ent->ReferencePoint(), ent->Location());
  S << " First sizing parameter  : " << ent->Dimension1() << "  "
    << " Second sizing parameter : " << ent->Dimension2() << "\n"
    << " Rotation about reference entity : " << ent->Rotation() << "\n"
    << "Reference Entity         : ";
  dumper.Dump(ent->ReferenceEntity(),S, sublevel);
  S << std::endl;
}
