LimitCell.h

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// -*- mode: c++; c-file-style: "linux"; c-basic-offset: 2; indent-tabs-mode: nil -*-
//
//  Copyright (C) 2004-2015 Andrej Vodopivec <andrej.vodopivec@gmail.com>
//            (C) 2014-2016 Gunter Königsmann <wxMaxima@physikbuch.de>
//
//  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, write to the Free Software
//  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
//  SPDX-License-Identifier: GPL-2.0+
 
#ifndef LIMITCELL_H
#define LIMITCELL_H
 
#include "Cell.h"
#include "TextCell.h"
 
/* ! The cell type that represents a <code>limit</code> command
 
   \todo If the limit text is very short we should add more space
   between the "lim" and the following text.
*/
class LimitCell final : public Cell
{
public:
  LimitCell(GroupCell *group, Configuration *config,
            std::unique_ptr<Cell> &&base, std::unique_ptr<Cell> &&under,
            std::unique_ptr<Cell> &&name);
  LimitCell(GroupCell *group, const LimitCell &cell);
  std::unique_ptr<Cell> Copy(GroupCell *group) const override;
  const CellTypeInfo &GetInfo() override;
 
  size_t GetInnerCellCount() const override { return 6; }
  Cell *GetInnerCell(size_t index) const override {
    switch (index) {
    case 0:
      return m_name.get();
    case 1:
      return m_open.get();
    case 2:
      return m_base.get();
    case 3:
      return m_comma.get();
    case 4:
      return m_under.get();
    case 5:
      return m_close.get();
    default:
      return nullptr;
    }
  }
 
  size_t GetBrokenCellCount() const override { return 5; }
  Cell *GetBrokenCell(size_t index) const override {
    switch (index) {
    case 0:
      return m_open.get();
    case 1:
      return m_base.get();
    case 2:
      return m_comma.get();
    case 3:
      return m_under.get();
    case 4:
      return m_close.get();
    default:
      return nullptr;
    }
  }
 
  void Recalculate(const AFontSize fontsize) const override;
 
  using Cell::SetCurrentPoint;
  void SetCurrentPoint(wxPoint point) const override;
  void Draw(wxDC *dc, wxDC *antialiassingDC) override;
 
  wxString ToMathML() const override;
  wxString ToMatlab() const override;
  wxString ToOMML() const override;
  wxString ToString() const override;
  wxString ToTeX() const override;
  wxString ToXML() const override;
 
  bool BreakUp() const override;
 
private:
  void MakeBreakUpCells();
 
  // The pointers below point to inner cells and must be kept contiguous.
  // ** This is the draw list order. All pointers must be the same:
  // ** either Cell * or std::unique_ptr<Cell>. NO OTHER TYPES are allowed.
  std::unique_ptr<Cell> m_name;
  std::unique_ptr<Cell> m_open;
  std::unique_ptr<Cell> m_base;
  std::unique_ptr<Cell> m_comma;
  std::unique_ptr<Cell> m_under;
  std::unique_ptr<Cell> m_close;
  // The pointers above point to inner cells and must be kept contiguous.
};
 
#endif // LIMITCELL_H