(C++) QtMysteryMachineWidget

QtMysteryMachineWidget is a Qt class to display an CppMysteryMachineWidget.

qtmysterymachinewidget.h


//---------------------------------------------------------------------------

/*

QtMysteryMachineWidget, Qt widget for displaying the MysteryMachine class

Copyright (C) 2011 Richel Bilderbeek



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 3 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, see <http://www.gnu.org/licenses/>.

*/

//---------------------------------------------------------------------------

//From http://www.richelbilderbeek.nl/CppQtMysteryMachineWidget.htm

//---------------------------------------------------------------------------

#ifndef QTMYSTERYMACHINEWIDGET_H

#define QTMYSTERYMACHINEWIDGET_H

//---------------------------------------------------------------------------

#include <string>

#include <vector>

//---------------------------------------------------------------------------

#include <boost/signals2.hpp>

//---------------------------------------------------------------------------

#include <QWidget>

//---------------------------------------------------------------------------

#include "dial.h" //For MOC

#include "dialwidget.h" //For MOC

#include "led.h" //For MOC

#include "ledwidget.h" //For MOC

#include "mysterymachine.h" //For MOC

#include "mysterymachinewidget.h" //For MOC

#include "togglebutton.h" //For MOC

#include "togglebuttonwidget.h" //For MOC

//---------------------------------------------------------------------------

struct QtToggleButtonWidget;

//---------------------------------------------------------------------------

///QtMysteryMachineWidget displays a MysteryMachine

struct QtMysteryMachineWidget : public QWidget

{

  Q_OBJECT



  public:



  explicit QtMysteryMachineWidget(QWidget *parent = 0);



  ///A QtMysteryMachineWidget is created by its width and height

  QtMysteryMachineWidget(const int width, const int height,

    QWidget *parent = 0);



  ///Obtain a read-only pointer to the MysteryMachine

  const MysteryMachineWidget * GetWidget() const { return m_widget.get(); }



  ///Obtain a read-and-write pointer to the MysteryMachine

  MysteryMachineWidget * GetWidget() { return m_widget.get(); }



  ///Signal that is emitted when a QtMysteryMachineWidget is toggled

  mutable boost::signals2::signal<void ()> m_signal_changed;



  ///Obtain the QtMysteryMachineWidget its version

  static const std::string GetVersion();



  ///Obtain the QtMysteryMachineWidget its version history

  static const std::vector<std::string> GetVersionHistory();



  protected:

  ///Respond to mouse clicks

  void mousePressEvent(QMouseEvent *);



  ///Paint the QtMysteryMachineWidget

  void paintEvent(QPaintEvent *);



  ///Resize the QtMysteryMachineWidget

  void resizeEvent(QResizeEvent *);



  private:



  ///The MysteryMachine

  boost::scoped_ptr<MysteryMachineWidget> m_widget;



  ///Repaint the QtMysteryMachineWidget

  void DoRepaint();



  ///Respond to mouse click

  //void OnClicked(const Wt::WMouseEvent& e);

};

//---------------------------------------------------------------------------

#endif // WTMYSTERYMACHINEWIDGET_H

qtmysterymachinewidget.cpp


//---------------------------------------------------------------------------

/*

QtMysteryMachineWidget, Wt widget for displaying the MysteryMachine class

Copyright (C) 2011 Richel Bilderbeek



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 3 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, see <http://www.gnu.org/licenses/>.

*/

//---------------------------------------------------------------------------

//From http://www.richelbilderbeek.nl/CppQtMysteryMachineWidget.htm

//---------------------------------------------------------------------------

#include <iostream>

#include <boost/bind.hpp>

#include <boost/numeric/conversion/cast.hpp>

//---------------------------------------------------------------------------

#include <QMouseEvent>

#include <QPainter>

//---------------------------------------------------------------------------

#include "dial.h"

#include "dialwidget.h"

#include "led.h"

#include "ledwidget.h"

#include "togglebutton.h"

#include "togglebuttonwidget.h"

//#include "trace.h"

#include "mysterymachine.h"

#include "mysterymachinewidget.h"

#include "qtdialwidget.h"

#include "qtledwidget.h"

#include "qtmysterymachinewidget.h"

#include "qttogglebuttonwidget.h"

//---------------------------------------------------------------------------

QtMysteryMachineWidget::QtMysteryMachineWidget(QWidget *parent)

  : QWidget(parent),

    m_widget(new MysteryMachineWidget(

    Rect(0,0,200,400)))

{

  assert(m_widget);



  m_widget->GetMachine()->GetDialBack()->GetDial()->m_signal_position_changed.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->GetMachine()->GetDialFront()->GetDial()->m_signal_position_changed.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->GetMachine()->GetToggleButton()->GetToggleButton()->m_signal_toggled.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->m_signal_geometry_changed.connect(

    boost::bind(

      &QtMysteryMachineWidget::DoRepaint,

      this));



  resize(200,400);

}

//---------------------------------------------------------------------------

QtMysteryMachineWidget::QtMysteryMachineWidget(

  const int width, const int height,

  QWidget *parent)

  : QWidget(parent),

    m_widget(new MysteryMachineWidget(

    Rect(0,0,width,height)))

{

  assert(m_widget);



  m_widget->GetMachine()->GetDialBack()->GetDial()->m_signal_position_changed.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->GetMachine()->GetDialFront()->GetDial()->m_signal_position_changed.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->GetMachine()->GetToggleButton()->GetToggleButton()->m_signal_toggled.connect(boost::bind(

    &QtMysteryMachineWidget::DoRepaint,this));

  m_widget->m_signal_geometry_changed.connect(

    boost::bind(

      &QtMysteryMachineWidget::DoRepaint,

      this));



  resize(width,height);

}

//---------------------------------------------------------------------------

void QtMysteryMachineWidget::DoRepaint()

{

  this->repaint();

}

//---------------------------------------------------------------------------

const std::string QtMysteryMachineWidget::GetVersion()

{

  return "1.0";

}

//---------------------------------------------------------------------------

const std::vector<std::string> QtMysteryMachineWidget::GetVersionHistory()

{

  std::vector<std::string> v;

  v.push_back("YYYY-MM-DD: version X.Y: [description]");

  v.push_back("2011-07-04: version 1.0: initial version");

  v.push_back("2011-09-15: version 2.0: made QtMysteryMachineWidget same as WtMysteryMachineWidget");

  return v;

}

//---------------------------------------------------------------------------

void QtMysteryMachineWidget::mousePressEvent(QMouseEvent * e)

{

  m_widget->Click(e->x(),e->y());

  this->m_signal_changed();

}

//---------------------------------------------------------------------------

void QtMysteryMachineWidget::paintEvent(QPaintEvent *)

{

  QPainter painter(this);

  QtDialWidget::DrawDial(painter,GetWidget()->GetMachine()->GetDialBack());

  QtDialWidget::DrawDial(painter,GetWidget()->GetMachine()->GetDialFront());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedBack1());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedBack2());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedBack3());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedFront1());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedFront2());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedFront3());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedTopBack());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedTopFront());

  QtLedWidget::DrawLed(painter,GetWidget()->GetMachine()->GetLedTopMiddle());

  QtToggleButtonWidget::DrawToggleButton(painter,GetWidget()->GetMachine()->GetToggleButton());

}

//---------------------------------------------------------------------------

void QtMysteryMachineWidget::resizeEvent(QResizeEvent *)

{

  m_widget->SetGeometry(Rect(0,0,width(),height()));

}

//---------------------------------------------------------------------------

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