Entity.h

/******************************************************************************\

  CAMotics is an Open-Source simulation and CAM software.
  Copyright (C) 2011-2019 Joseph Coffland <joseph@cauldrondevelopment.com>

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.

  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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.

\******************************************************************************/

#pragma once


#include <cbang/Exception.h>
#include <cbang/geom/Vector.h>


namespace DXF {
  class Entity {
  public:
    typedef enum {
      DXF_POINT,
      DXF_LINE,
      DXF_ARC,
      DXF_POLYLINE,
      DXF_SPLINE,
      DXF_LAST
    } type_t;

    virtual ~Entity() {}

    virtual type_t getType() const = 0;
    virtual void addVertex(const cb::Vector3D &v, double weight = 0.0) {THROW("Cannot add vertex");}
    virtual void addKnot(double k) {THROW("Cannot add knot");}
  };
}