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(C++) WtTicTacToeWidget

 

WtQt CreatorLubuntu

 

WtTicTacToeWidget is a Wt class to display the TicTacToe class.

 

WtTicTacToeWidget is used by:

Technical facts

 

 

 

 

 

 

./CppWtTicTacToeWidget/CppWtTicTacToeWidget.pri

 

INCLUDEPATH += \
    ../../Classes/CppWtTicTacToeWidget

SOURCES += \
    ../../Classes/CppWtTicTacToeWidget/wttictactoewidget.cpp

HEADERS  += \
    ../../Classes/CppWtTicTacToeWidget/wttictactoewidget.h

OTHER_FILES += \
    ../../Classes/CppWtTicTacToeWidget/Licence.txt

 

 

 

 

 

./CppWtTicTacToeWidget/wttictactoewidget.h

 

//---------------------------------------------------------------------------
/*
WtTicTacToeWidget, Wt widget to display the TicTacToe class
Copyright (C) 2010-2015 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/CppWtTicTacToeWidget.htm
//---------------------------------------------------------------------------
#ifndef WTTICTACTOEWIDGET_H
#define WTTICTACTOEWIDGET_H

#include <string>
#include <vector>

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
#include <boost/signals2.hpp>

#include <Wt/WPaintDevice>
#include <Wt/WPaintedWidget>

#include "tictactoewidget.h"
#pragma GCC diagnostic pop

namespace ribi {


struct WtTicTacToeWidget : public Wt::WPaintedWidget
{
  WtTicTacToeWidget();
  boost::signals2::signal<void ()> m_signal_has_winner;
  boost::signals2::signal<void ()> m_signal_state_changed;
  tictactoe::Winner GetWinner() const noexcept;
  static std::string GetVersion();
  static std::vector<std::string> GetVersionHistory();
  void Restart();
  protected:
  void paintEvent(Wt::WPaintDevice *paintDevice);
  private:
  boost::shared_ptr<tictactoe::Widget> m_tictactoe;
  int GetWidth() const;
  int GetHeight() const;
  void OnClicked(const Wt::WMouseEvent& e);
};

} //~namespace ribi

#endif // WTTICTACTOEWIDGET_H

 

 

 

 

 

./CppWtTicTacToeWidget/wttictactoewidget.cpp

 

//---------------------------------------------------------------------------
/*
WtTicTacToeWidget, Wt widget to display the TicTacToe class
Copyright (C) 2010-2015 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/CppWtTicTacToeWidget.htm
//---------------------------------------------------------------------------
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
#include <Wt/WPainter>
#include <Wt/WPen>
#include <Wt/WBrush>

#include "tictactoeboard.h"
#include "tictactoegame.h"
#include "tictactoewidget.h"
#include "wttictactoewidget.h"

#include <cassert>
#pragma GCC diagnostic pop

ribi::WtTicTacToeWidget::WtTicTacToeWidget()
  : m_signal_has_winner{},
    m_signal_state_changed{},
    m_tictactoe{}
{
  //Without resize, there is nothing to paint on
  this->resize(GetWidth(),GetHeight());
  this->clicked().connect(this,&ribi::WtTicTacToeWidget::OnClicked);
  this->update();
}

ribi::tictactoe::Winner ribi::WtTicTacToeWidget::GetWinner() const noexcept
{
  return m_tictactoe->GetWinner();
}

int ribi::WtTicTacToeWidget::GetHeight() const
{
  return 300.0;
}

std::string ribi::WtTicTacToeWidget::GetVersion()
{
  return "1.0";
}

std::vector<std::string> ribi::WtTicTacToeWidget::GetVersionHistory()
{
  return {
    "2011-01-06: version 1.0: initial version"
  };
}

int ribi::WtTicTacToeWidget::GetWidth() const
{
  return 300.0;
}

void ribi::WtTicTacToeWidget::OnClicked(const Wt::WMouseEvent& e)
{
  if (m_tictactoe->GetWinner() != tictactoe::Winner::no_winner) return;
  const int x = 3 * e.widget().x / this->GetWidth();
  if (x < 0 || x > 2) return;
  const int y = 3 * e.widget().y / this->GetHeight();
  if (y < 0 || y > 2) return;
  if (m_tictactoe->GetGame()->CanDoMove(x,y))
  {
    m_tictactoe->Select(x,y);
    m_tictactoe->DoMove();
    //emit that the state has changed
    this->m_signal_state_changed();
  }
  if (m_tictactoe->GetWinner() != tictactoe::Winner::no_winner)
  {
    //emit that there is a winner
    this->m_signal_has_winner();
  }
  this->update();
}

void ribi::WtTicTacToeWidget::paintEvent(Wt::WPaintDevice *paintDevice)
{
  Wt::WPainter painter(paintDevice);
  const int width  = GetWidth();
  const int height = GetHeight();
  //Set black pen
  Wt::WPen pen = painter.pen();
  pen.setCapStyle(Wt::RoundCap);
  pen.setColor(Wt::WColor(255,255,255));
  painter.setPen(pen);
  painter.setBrush(Wt::WBrush(Wt::WColor(255,255,255)));
  painter.drawRect(0.0,0.0,GetWidth(),GetHeight());
  //Set thick white pen
  pen.setColor(Wt::WColor(0,0,0));
  const int line_width = std::min(width,height) / 15;
  pen.setWidth(line_width);
  painter.setPen(pen);
  //Vertical lines
  painter.drawLine(
      ((1*width)/3)+4,     0+(line_width/2),
      ((1*width)/3)-4,height-(line_width/2));
  painter.drawLine(
      ((2*width)/3)-4,     0+(line_width/2),
      ((2*width)/3)+8,height-(line_width/2));
  //Horizontal lines
  painter.drawLine(
      0+(line_width/2),((1*height)/3)+4,
      width-(line_width/2),((1*height)/3)-4);
  painter.drawLine(
      0+(line_width/2),((2*height)/3)-4,
      width-(line_width/2),((2*height)/3)+8);
  for (int row=0; row!=3; ++row)
  {
    const int x1 = ((row + 0) * (width / 3)) + (line_width/1) + 4;
    const int x2 = ((row + 1) * (width / 3)) - (line_width/1) - 4;
    for (int col=0; col!=3; ++col)
    {
      const int y1 = ((col + 0) * (height / 3)) + (line_width/1) + 4;
      const int y2 = ((col + 1) * (height / 3)) - (line_width/1) - 4;
      const ribi::tictactoe::Square square = m_tictactoe->GetGame()->GetBoard()->GetSquare(row,col);
      if (square == tictactoe::Square::player1)
      {
        //player1 = cross
        painter.drawLine(x1,y1,x2,y2);
        painter.drawLine(x1,y2,x2,y1);
      }
      else if (square == tictactoe::Square::player2)
      {
        //player1 = circle
        painter.drawEllipse(x1,y1,x2-x1,y2-y1);
      }
    }
  }
}

void ribi::WtTicTacToeWidget::Restart()
{
  const boost::shared_ptr<tictactoe::Widget> new_tictactoe(
    new tictactoe::Widget
  );
  m_tictactoe = new_tictactoe;
  this->update();
}

 

 

 

 

 

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