occt/src/IGESSolid/IGESSolid_ToolBooleanTree.cxx

// 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 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 <IGESSolid_ToolBooleanTree.ixx>
#include <IGESData_ParamCursor.hxx>
#include <IGESData_IGESEntity.hxx>
#include <TColStd_HArray1OfInteger.hxx>
#include <IGESData_HArray1OfIGESEntity.hxx>
#include <Interface_Macros.hxx>
#include <stdio.h>


IGESSolid_ToolBooleanTree::IGESSolid_ToolBooleanTree ()    {  }


void  IGESSolid_ToolBooleanTree::ReadOwnParams
  (const Handle(IGESSolid_BooleanTree)& ent,
   const Handle(IGESData_IGESReaderData)& IR, IGESData_ParamReader& PR) const
{
  //Standard_Boolean st; //szv#4:S4163:12Mar99 moved down
  Standard_Integer length, intvalue;
  Handle(IGESData_IGESEntity) entvalue;
  Handle(TColStd_HArray1OfInteger) tempOperations;
  Handle(IGESData_HArray1OfIGESEntity) tempOperands;

  Standard_Boolean st = PR.ReadInteger(PR.Current(), "Length of post-order notation", length);
  if (st && length > 0)
    {
      tempOperations = new TColStd_HArray1OfInteger(1,length); tempOperations->Init(0);
      tempOperands   = new IGESData_HArray1OfIGESEntity(1,length);

      // Op. 1-2 : Operands
      //st = PR.ReadEntity(IR, PR.Current(), "Operand 1", entvalue); //szv#4:S4163:12Mar99 moved in if
      if (PR.ReadEntity(IR, PR.Current(), "Operand 1", entvalue))
	tempOperands->SetValue(1, entvalue);

      //st = PR.ReadEntity(IR, PR.Current(), "Operand 2", entvalue); //szv#4:S4163:12Mar99 moved in if
      if (PR.ReadEntity(IR, PR.Current(), "Operand 2", entvalue))
	tempOperands->SetValue(2, entvalue);

      // Op. 3 -> length-1 : Operand or Operation
      for (Standard_Integer i = 3; i < length; i++)
	{
	  Standard_Integer curnum = PR.CurrentNumber();
	  PR.ReadInteger(PR.Current(), "Operation code", intvalue); //szv#4:S4163:12Mar99 `st=` not needed
	  if (intvalue < 0) {
	    entvalue = PR.ParamEntity (IR,curnum);
	    if (entvalue.IsNull()) PR.AddFail("Operand : incorrect reference");
	    else tempOperands->SetValue(i, entvalue);
	  }
	  else tempOperations->SetValue(i, intvalue);
	}
      // Last Op. : Operation
      //st = PR.ReadInteger(PR.Current(), "Operation code", intvalue); //szv#4:S4163:12Mar99 moved in if
      if (PR.ReadInteger(PR.Current(), "Operation code", intvalue))
	tempOperations->SetValue(length, intvalue);
    }
  else  PR.AddFail("Length of post-order : Not Positive");

  DirChecker(ent).CheckTypeAndForm(PR.CCheck(),ent);
  ent->Init(tempOperands, tempOperations);
}

void  IGESSolid_ToolBooleanTree::WriteOwnParams
  (const Handle(IGESSolid_BooleanTree)& ent, IGESData_IGESWriter& IW) const
{
  Standard_Integer length = ent->Length();

  IW.Send(length);
  for (Standard_Integer i = 1; i <= length; i++)
    {
      if (ent->IsOperand(i))	IW.Send(ent->Operand(i), Standard_True);
      else                      IW.Send(ent->Operation(i));
    }
}

void  IGESSolid_ToolBooleanTree::OwnShared
  (const Handle(IGESSolid_BooleanTree)& ent, Interface_EntityIterator& iter) const
{
  Standard_Integer length = ent->Length();
  for (Standard_Integer i = 1; i <= length; i++)
    {
      if (ent->IsOperand(i))  iter.GetOneItem(ent->Operand(i));
    }
}

void  IGESSolid_ToolBooleanTree::OwnCopy
  (const Handle(IGESSolid_BooleanTree)& another,
   const Handle(IGESSolid_BooleanTree)& ent, Interface_CopyTool& TC) const
{
  Standard_Integer i;

  Standard_Integer length = another->Length();
  Handle(TColStd_HArray1OfInteger) tempOperations =
    new TColStd_HArray1OfInteger(1, length);
  Handle(IGESData_HArray1OfIGESEntity) tempOperands =
    new IGESData_HArray1OfIGESEntity(1, length);

  for (i=1; i<= length; i++)
    {
      if (another->IsOperand(i))          // Operand
	{
          DeclareAndCast(IGESData_IGESEntity, new_ent,
			 TC.Transferred(another->Operand(i)));
          tempOperands->SetValue(i, new_ent);
	}
      else                                // Operation
	tempOperations->SetValue(i, another->Operation(i));
    }
  ent->Init (tempOperands, tempOperations);

}

IGESData_DirChecker  IGESSolid_ToolBooleanTree::DirChecker
  (const Handle(IGESSolid_BooleanTree)& /*ent*/) const
{
  IGESData_DirChecker DC(180, 0);
  DC.Structure  (IGESData_DefVoid);
  DC.LineFont   (IGESData_DefAny);
  DC.Color      (IGESData_DefAny);

  DC.UseFlagRequired (0);
  DC.GraphicsIgnored (1);
  return DC;
}

void  IGESSolid_ToolBooleanTree::OwnCheck
  (const Handle(IGESSolid_BooleanTree)& ent,
   const Interface_ShareTool& , Handle(Interface_Check)& ach) const
{
  Standard_Integer length = ent->Length();
  if (length <= 2)
    ach->AddFail("Length of post-order notation : Less than three");
  else {
    if (!ent->IsOperand(1)) ach->AddFail("First Item is not an Operand");
    if (!ent->IsOperand(2)) ach->AddFail("Second Item is not an Operand");
    if ( ent->IsOperand(length)) ach->AddFail("Last Item is not an Operation");
  }
  for (Standard_Integer i = 1; i <= length; i ++) {
    if (!ent->Operand(i).IsNull()) continue;
    if (ent->Operation(i) < 1 || ent->Operation(i) > 3) {
      char mess[80];
      sprintf(mess,"Item no. %d Incorrect",i);
      ach->AddFail(mess);
    }
  }
}

void  IGESSolid_ToolBooleanTree::OwnDump
  (const Handle(IGESSolid_BooleanTree)& ent, const IGESData_IGESDumper& dumper,
   const Handle(Message_Messenger)& S, const Standard_Integer level) const
{
  Standard_Integer i, length = ent->Length();

  S << "IGESSolid_Boolean Tree" << endl;

  S << "Length of the post-order notation :" << length << endl;

  if (level > 4)
    {
      S << "Post-order notation of the Boolean Tree :" << endl;
      for (i = 1; i <= length; i++)
	{
          if (ent->IsOperand(i))
	    {
              S << "[" << i << "] Operand : ";
              dumper.Dump (ent->Operand(i),S, 1);
              S << endl;
	    }
          else
	    {
	      Standard_Integer opcode = ent->Operation(i);
	      S << "[" << i << "] Operator : " << opcode;
	      if      (opcode == 1) S << " (Union)";
	      else if (opcode == 2) S << " (Intersection)" << endl;
	      else if (opcode == 3) S << " (Difference)" << endl;
	      else                  S << " (incorrect value)" << endl;
	    }
	}
    }
//  S << endl;
}