bcevaluesetplot.hpp

// This file is part of the BCESolve library for games of incomplete
// information
// Copyright (C) 2022 Benjamin A. Brooks
// 
// BCESolve 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.
// 
// BCESolve 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/>.
// 
// Benjamin A. Brooks
// ben@benjaminbrooks.net
// Chicago, IL
 
#ifndef BCEVALUESETPLOT_HPP
#define BCEVALUESETPLOT_HPP
 
#include <QtWidgets>
#include "qcustomplot.h"
 
 
class BCEValueSetPlot : public QCustomPlot {
  Q_OBJECT;
 
private:
 
  QAction *savePNGAction;
  QAction *savePDFAction;
  QString path;
 
public:
 
  BCEValueSetPlot(): QCustomPlot() {
 
    setContextMenuPolicy(Qt::CustomContextMenu);
 
    path = QString("../");
 
    savePDFAction = new QAction(tr("Save &PDF"), this);
    savePNGAction = new QAction(tr("Save P&NG"), this);
 
    connect(this,SIGNAL(mouseMove(QMouseEvent*)),
        this,SLOT(showPointToolTip(QMouseEvent*)));
    connect(this,SIGNAL(mousePress(QMouseEvent*)),
        this,SLOT(getClickCoordinates(QMouseEvent*)));
    connect(savePDFAction,SIGNAL(triggered()),
        this,SLOT(savePDF()));
    connect(savePNGAction,SIGNAL(triggered()),
        this,SLOT(savePNG()));
    connect(this,SIGNAL(customContextMenuRequested(const QPoint &)),
        this,SLOT(ShowContextMenu(const QPoint &)));
  }
 
signals:
 
  void newEqmCoordinates(double x,double y);
 
public slots:
 
  void showPointToolTip(QMouseEvent *event) {
 
    double x = this->xAxis->pixelToCoord(event->pos().x());
    double y = this->yAxis->pixelToCoord(event->pos().y());
 
    setToolTip(QString("%1 , %2").arg(x).arg(y));
  }
 
  void getClickCoordinates (QMouseEvent *event) {
 
    double x = this->xAxis->pixelToCoord(event->pos().x());
    double y = this->yAxis->pixelToCoord(event->pos().y());
 
    emit(newEqmCoordinates(x,y));
 
  }
 
private slots:
 
 
  void ShowContextMenu(const QPoint & pos)
  {
 
    QPoint globalPos = this->mapToGlobal(pos);
    
    QMenu contextMenu;
    contextMenu.addAction(savePDFAction);
    contextMenu.addAction(savePNGAction);
    
    contextMenu.exec(globalPos);
  }
 
  void savePDF()
  {
    QString newPath = QFileDialog::getSaveFileName(this, tr("Save PDF"),
                           path, tr("PDF files (*.pdf)"));
  
    if (newPath.isEmpty())
      return;
 
    newPath = newPath + ".pdf";
    QFileInfo fi(newPath);
    path = fi.canonicalPath();
 
    savePdf(newPath);
  }
 
  void savePNG()
  {
    QString newPath = QFileDialog::getSaveFileName(this, tr("Save PNG"),
                           path, tr("PNG files (*.png)"));
  
    if (newPath.isEmpty())
      return;
 
    newPath = newPath+".png";
    QFileInfo fi(newPath);
    path = fi.canonicalPath();
 
    savePng(newPath);
  }
 
};
 
#endif