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mainwindow.hpp
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/***************************************************************************
** This file is part of Serial Port Plotter **
** **
** **
** Serial Port Plotter is a program for plotting integer data from **
** serial port using Qt and QCustomPlot **
** **
** 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/. **
** **
****************************************************************************
** Author: Borislav **
** Contact: b.kereziev@gmail.com **
** Date: 29.12.14 **
****************************************************************************/
#ifndef MAINWINDOW_HPP
#define MAINWINDOW_HPP
#include <QMainWindow>
#include <QtSerialPort/QtSerialPort>
#include <QSerialPortInfo>
#include "helpwindow.hpp"
#include "qcustomplot/qcustomplot.h"
#define START_MSG '$'
#define END_MSG ';'
#define WAIT_START 1
#define IN_MESSAGE 2
#define UNDEFINED 3
#define CUSTOM_LINE_COLORS 14
#define GCP_CUSTOM_LINE_COLORS 4
namespace Ui {
class MainWindow;
}
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
explicit MainWindow(QWidget *parent = 0);
~MainWindow();
private slots:
void on_comboPort_currentIndexChanged(const QString &arg1); // Slot displays message on status bar
void portOpenedSuccess(); // Called when port opens OK
void portOpenedFail(); // Called when port fails to open
void onPortClosed(); // Called when closing the port
void replot(); // Slot for repainting the plot
void onNewDataArrived(QStringList newData); // Slot for new data from serial port
void saveStream(QStringList newData); // Save the received data to the opened file
void on_spinAxesMin_valueChanged(int arg1); // Changing lower limit for the plot
void on_spinAxesMax_valueChanged(int arg1); // Changing upper limit for the plot
void readData(); // Slot for inside serial port
//void on_comboAxes_currentIndexChanged(int index); // Display number of axes and colors in status bar
void on_spinYStep_valueChanged(int arg1); // Spin box for changing Y axis tick step
void on_savePNGButton_clicked(); // Button for saving JPG
void onMouseMoveInPlot (QMouseEvent *event); // Displays coordinates of mouse pointer when clicked in plot in status bar
void on_spinPoints_valueChanged (int arg1); // Spin box controls how many data points are collected and displayed
void on_mouse_wheel_in_plot (QWheelEvent *event); // Makes wheel mouse works while plotting
/* Used when a channel is selected (plot or legend) */
void channel_selection (void);
void legend_double_click (QCPLegend *legend, QCPAbstractLegendItem *item, QMouseEvent *event);
void on_actionConnect_triggered();
void on_actionDisconnect_triggered();
void on_actionHow_to_use_triggered();
void on_actionPause_Plot_triggered();
void on_actionClear_triggered();
signals:
void portOpenFail(); // Emitted when cannot open port
void portOpenOK(); // Emitted when port is open
void portClosed(); // Emitted when port is closed
void newData(QStringList data); // Emitted when new data has arrived
private:
Ui::MainWindow *ui;
/* Line colors */
QColor line_colors[CUSTOM_LINE_COLORS];
QColor gui_colors[GCP_CUSTOM_LINE_COLORS];
/* Main info */
bool connected; // Status connection variable
bool plotting; // Status plotting variable
int dataPointNumber; // Keep track of data points
/* Channels of data (number of graphs) */
int channels;
/* Data format */
int data_format;
//-- CSV file to save data
QFile* m_csvFile = 0;
void openCsvFile(void);
void closeCsvFile(void);
QTimer updateTimer; // Timer used for replotting the plot
QTime timeOfFirstData; // Record the time of the first data point
double timeBetweenSamples; // Store time between samples
QSerialPort *serialPort; // Serial port; runs in this thread
QString receivedData; // Used for reading from the port
int STATE; // State of recieiving message from port
int NUMBER_OF_POINTS; // Number of points plotted
HelpWindow *helpWindow;
void createUI(); // Populate the controls
void enable_com_controls (bool enable); // Enable/disable controls
void setupPlot(); // Setup the QCustomPlot
// Open the inside serial port with these parameters
void openPort(QSerialPortInfo portInfo, int baudRate, QSerialPort::DataBits dataBits, QSerialPort::Parity parity, QSerialPort::StopBits stopBits);
};
#endif // MAINWINDOW_HPP