SVGout.h

// -*- mode: c++; c-file-style: "linux"; c-basic-offset: 2; indent-tabs-mode: nil -*-
//
//  Copyright (C) 2004-2015 Andrej Vodopivec <andrej.vodopivec@gmail.com>
//  Copyright (C) 2015      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 SVGOUT_H
#define SVGOUT_H
 
#include "OutCommon.h"
#include "precomp.h"
#include <wx/dcsvg.h>
#include <memory>
 
/* Renders portions of the work sheet (including 2D maths) as svg.
 
   This is used for exporting HTML with embedded maths as a scalable vector
   graphics and for them on the clipboard
*/
class Svgout final
{
public:
  explicit Svgout(const Configuration * const *configuration, const wxString &filename = {}, double scale = 1.0);
  explicit Svgout(const Configuration * const *configuration, std::unique_ptr<Cell> &&tree,
                  const wxString &filename = {}, double scale = 1.0);
  ~Svgout();
 
  wxSize Render(std::unique_ptr<Cell> &&tree);
 
  wxSize GetSize() const { return m_size; }
  bool IsOk() const { return m_isOk; }
 
  bool ToClipboard();
 
  std::unique_ptr<wxCustomDataObject> GetDataObject();
 
  static const wxDataFormat &GetDataFormat() { return m_svgFormat; }
 
private:
  std::unique_ptr<Cell> m_tree;
  OutCommon m_cmn;
  wxSVGFileDC m_recalculationDc;
  wxSize m_size = wxDefaultSize;
  bool m_isOk = false;
 
  wxString m_CWD;
 
  bool Layout();
  static const wxDataFormat m_svgFormat;
};
 
#endif // SVGOUT_H