Printout.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) 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 MATHPRINTOUT_H
#define MATHPRINTOUT_H
 
#include "precomp.h"
#include <wx/wx.h>
#include <wx/print.h>
#include <wx/dcmemory.h>
 
#include <vector>
 
#include "cells/GroupCell.h"
 
class Printout : public wxPrintout
{
public:
  Printout(wxString title, GroupCell *tree, double scaleFactor);
 
  /* Determine which cells are the Right places to start a page
   */
  void BreakPages();
 
  void Recalculate();
 
  virtual bool OnPrintPage(int num) override;
 
  virtual bool HasPage(int num) override;
 
  virtual void GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toPage) override;
 
  virtual bool OnBeginDocument(int startPage, int endPage) override;
 
  virtual void OnPreparePrinting() override;
 
private:
  std::unique_ptr<GroupCell> m_tree;
  std::vector<const Cell *> m_pages;
  Configuration m_configuration;
  Configuration *const m_configPointer;
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 12
  // GCC < 12 doesn't support [[maybe_unused]] on non-static data members and
  // warns "attribute ignored" about it (fixed in GCC 12); Clang needs the
  // attribute here to silence -Wunused-private-field, so it can't just be
  // removed.
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wattributes"
#endif
  [[maybe_unused]] const double m_scaleFactor;
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 12
#pragma GCC diagnostic pop
#endif
  // Sets Configuration::Printing() to true while we print
  Printing m_printing;
};
 
#endif // MATHPRINTOUT_H