CmdMediator.h

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/******************************************************************************************************
 * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released      *
 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission.     *
 ******************************************************************************************************/
 
#ifndef CMD_MEDIATOR_H
#define CMD_MEDIATOR_H
 
#include "CoordsType.h"
#include "Document.h"
#include "DocumentAxesPointsRequired.h"
#include "PointStyle.h"
#include <QUndoStack>
 
class MainWindow;
class QImage;
 
class CmdMediator : public QUndoStack
{
public:
  CmdMediator (MainWindow &mainWindow,
               const QImage &image);
 
  CmdMediator (MainWindow &mainWindow,
               const QString &fileName);
 
  ~CmdMediator();
 
  const CoordSystem &coordSystem () const;
 
  const Curve &curveAxes () const;
 
  QStringList curvesGraphsNames () const;
 
  int curvesGraphsNumPoints (const QString &curveName) const;
 
  Document &document();
 
  const Document &document () const;
 
  bool isModified () const;
 
  void iterateThroughCurvePointsAxes (const Functor2wRet<const QString &, const Point &, CallbackSearchReturn> &ftorWithCallback);
 
  void iterateThroughCurvePointsAxes (const Functor2wRet<const QString &, const Point &, CallbackSearchReturn> &ftorWithCallback) const;
 
  void iterateThroughCurvesPointsGraphs (const Functor2wRet<const QString &, const Point &, CallbackSearchReturn> &ftorWithCallback);
 
  QPixmap pixmap () const;
 
  QString reasonForUnsuccessfulRead () const;
 
  void saveXml(QXmlStreamWriter &writer) const;
 
  QString selectedCurveName () const;
 
  void setDocumentAxesPointsRequired (DocumentAxesPointsRequired documentAxesPointsRequired);
 
  void setSelectedCurveName (const QString &selectedCurveName);
 
  bool successfulRead () const;
 
private:
  CmdMediator ();
 
  void connectSignals (MainWindow &mainWindow);
 
  Document m_document;
 
};
 
#endif // CMD_MEDIATOR_H