text: /*                 ShapeAspect.cpp
   * BRL-CAD
   *
   * Copyright (c) 1994-2019 United States Government as represented by
   * the U.S. Army Research Laboratory.
   *
   * This program 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.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this file; see the file named COPYING for more
   * information.
   */
  /** @file step/ShapeAspect.cpp
   *
   * Routines to convert STEP "ShapeAspect" to BRL-CAD BREP
   * structures.
   *
   */
  
  #include "STEPWrapper.h"
  #include "Factory.h"
  
  #include "ShapeAspect.h"
  #include "ProductDefinitionShape.h"
  
  #define CLASSNAME "ShapeAspect"
  #define ENTITYNAME "Shape_Aspect"
  string ShapeAspect::entityname = Factory::RegisterClass(ENTITYNAME, (FactoryMethod) ShapeAspect::Create);
  
  ShapeAspect::ShapeAspect()
  {
      step = NULL;
      id = 0;
      name = "";
      description = "";
      of_shape = NULL;
      product_definitional = false;
  }
  
  ShapeAspect::ShapeAspect(STEPWrapper *sw, int step_id)
  {
      step = sw;
      id = step_id;
      name = "";
      description = "";
      of_shape = NULL;
      product_definitional = false;
  }
  
  ShapeAspect::~ShapeAspect()
  {
      // created through factory will be deleted there.
      of_shape = NULL;
  }
  
  string ShapeAspect::ClassName()
  {
      return entityname;
  }
  
  string ShapeAspect::Description()
  {
      return description;
  }
  
  string ShapeAspect::GetName()
  {
      return name;
  }
  
  ProductDefinitionShape *
  ShapeAspect::GetOfShape()
  {
      return of_shape;
  }
  
  bool
  ShapeAspect::IsProductDefinitional()
  {
      return product_definitional;
  }
  
  bool ShapeAspect::Load(STEPWrapper *sw, SDAI_Application_instance *sse)
  {
      step = sw;
      id = sse->STEPfile_id;
  
      // need to do this for local attributes to makes sure we have
      // the actual entity and not a complex/supertype parent
      sse = step->getEntity(sse, ENTITYNAME);
  
      name = step->getStringAttribute(sse, "name");
      description = step->getStringAttribute(sse, "description");
      product_definitional = step->getLogicalAttribute(sse, "product_definitional");
  
      if (of_shape == NULL) {
  	SDAI_Application_instance *entity = step->getEntityAttribute(sse, "of_shape");
  	if (entity) { //this attribute is optional
  	    of_shape = dynamic_cast<ProductDefinitionShape *>(Factory::CreateObject(sw, entity));
  	}
  	if (!entity || !of_shape) {
  	    std::cout << CLASSNAME << ":Error loading attribute 'of_shape'." << std::endl;
  	    sw->entity_status[id] = STEP_LOAD_ERROR;
  	    return false;
  	}
      }
  
      sw->entity_status[id] = STEP_LOADED;
  
      return true;
  }
  
  void ShapeAspect::Print(int level)
  {
      TAB(level);
      std::cout << CLASSNAME << ":" << "(";
      std::cout << "ID:" << STEPid() << ")" << std::endl;
  
      TAB(level);
      std::cout << "Attributes:" << std::endl;
      TAB(level + 1);
      std::cout << "name:" << name << std::endl;
      TAB(level + 1);
      std::cout << "product_definitional:" << product_definitional << std::endl;
      TAB(level + 1);
      std::cout << "description:" << description << std::endl;
  
      TAB(level + 1);
      std::cout << "of_shape:" << std::endl;
      of_shape->Print(level + 1);
  }
  
  STEPEntity *
  ShapeAspect::GetInstance(STEPWrapper *sw, int id)
  {
      return new ShapeAspect(sw, id);
  }
  
  STEPEntity *
  ShapeAspect::Create(STEPWrapper *sw, SDAI_Application_instance *sse)
  {
      return STEPEntity::CreateEntity(sw, sse, GetInstance, CLASSNAME);
  }
  
  bool ShapeAspect::LoadONBrep(ON_Brep *brep)
  {
      std::cerr << "Error: ::LoadONBrep(ON_Brep *brep<" << std::hex << brep << std::dec << ">) not implemented for " << entityname << std::endl;
      return false;
  }
  
  // Local Variables:
  // tab-width: 8
  // mode: C++
  // c-basic-offset: 4
  // indent-tabs-mode: t
  // c-file-style: "stroustrup"
  // End:
  // ex: shiftwidth=4 tabstop=8
  