view libgui/graphics/Object.h @ 19715:35bca657d74d

printing for Qt plot widget (bug #42537) * Backend.h, Backend.cc (Backend::print_figure): New function. * Canvas.h, Canvas.cc (Canvas::print): New function. * Figure.h, Figure.cc (Figure:print): New function. * Object.h, Object.cc (Object::slotPrint, Object::print): New functions. * ObjectProxy.h, ObjectProxy.cc (ObjectProxy::print): New function. (ObjectProxy::sendPrint): New signal. (ObjectProxy::init): Connect sendPrint signal to slotPrint slot of current object.
author John W. Eaton <jwe@octave.org>
date Sun, 08 Feb 2015 16:25:06 -0500
parents 2f4406e9dad6
children f0e61a67ad9f
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/*

Copyright (C) 2011-2014 Michael Goffioul

This file is part of Octave.

Octave 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 3 of the License, or (at your
option) any later version.

Octave 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 Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#ifndef __QtHandles_Object__
#define __QtHandles_Object__ 1

#include <QObject>

#include "graphics.h"

class QObject;
class QString;
class QWidget;

namespace QtHandles
{

class Container;
class ObjectProxy;

class Object : public QObject
{
  Q_OBJECT

public:
  Object (const graphics_object& go, QObject* obj = 0);

  virtual ~Object (void);

  base_properties& properties (void)
    { return object ().get_properties (); }

  const base_properties& properties (void) const
    { return object ().get_properties (); }

  template <class T>
  typename T::properties& properties (void)
    {
      return dynamic_cast<typename T::properties&>
        (object ().get_properties ());
    }

  template <class T>
  const typename T::properties& properties (void) const
    {
      return dynamic_cast<const typename T::properties&>
        (object ().get_properties ());
    }

  graphics_object object (void) const;

  virtual QObject* qObject (void) { return m_qobject; }

  template <class T>
  T* qWidget (void) { return qobject_cast<T*>(qObject ()); }

  virtual Container* innerContainer (void) = 0;

  static Object* fromQObject (QObject* obj);

public slots:
  void slotUpdate (int pId);
  void slotFinalize (void);
  void slotRedraw (void);
  void slotPrint (const QString& file_cmd, const QString& term);

  void objectDestroyed (QObject *obj = 0);

protected:
  static Object* parentObject (const graphics_object& go);
  void init (QObject* obj, bool callBase = false);

  virtual void update (int pId);
  virtual void finalize (void);
  virtual void redraw (void);
  virtual void print (const QString& file_cmd, const QString& term);

  virtual void beingDeleted (void);

protected:
  graphics_handle m_handle;
  QObject* m_qobject;
};

}; // namespace QtHandles

#endif