tempo-plotter Changeset - bcd6b30d01d1 · protofusion repositories

Changeset - bcd6b30d01d1

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Hasan Yavuz ÖZDERYA - 11 years ago 2015-04-07 05:00:45
hy@ozderya.net

implemented skip byte function

2 files changed with 22 insertions and 0 deletions:

mainwindow.cpp

mainwindow.h

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mainwindow.cpp

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@@ @@ -76,96 +76,101 @@ MainWindow::MainWindow(QWidget *parent) @@
                      this, SLOT(onNumberFormatButtonToggled(int, bool)));
     // setup parity selection buttons
     parityButtons.addButton(ui->rbNoParity, (int) QSerialPort::NoParity);
     parityButtons.addButton(ui->rbEvenParity, (int) QSerialPort::EvenParity);
     parityButtons.addButton(ui->rbOddParity, (int) QSerialPort::OddParity);
     QObject::connect(&parityButtons,
                      SELECT<int>::OVERLOAD_OF(&QButtonGroup::buttonClicked),
                      this, &MainWindow::selectParity);
     // setup data bits selection buttons
     dataBitsButtons.addButton(ui->rb8Bits, (int) QSerialPort::Data8);
     dataBitsButtons.addButton(ui->rb7Bits, (int) QSerialPort::Data7);
     dataBitsButtons.addButton(ui->rb6Bits, (int) QSerialPort::Data6);
     dataBitsButtons.addButton(ui->rb5Bits, (int) QSerialPort::Data5);
     QObject::connect(&dataBitsButtons,
                      SELECT<int>::OVERLOAD_OF(&QButtonGroup::buttonClicked),
                      this, &MainWindow::selectDataBits);
     // setup stop bits selection buttons
     stopBitsButtons.addButton(ui->rb1StopBit, (int) QSerialPort::OneStop);
     stopBitsButtons.addButton(ui->rb2StopBit, (int) QSerialPort::TwoStop);
     QObject::connect(&stopBitsButtons,
                      SELECT<int>::OVERLOAD_OF(&QButtonGroup::buttonClicked),
                      this, &MainWindow::selectStopBits);
     // setup flow control selection buttons
     flowControlButtons.addButton(ui->rbNoFlowControl,
                                  (int) QSerialPort::NoFlowControl);
     flowControlButtons.addButton(ui->rbHardwareControl,
                                  (int) QSerialPort::HardwareControl);
     flowControlButtons.addButton(ui->rbSoftwareControl,
                                  (int) QSerialPort::SoftwareControl);
     QObject::connect(&flowControlButtons,
                      SELECT<int>::OVERLOAD_OF(&QButtonGroup::buttonClicked),
                      this, &MainWindow::selectFlowControl);
     // init port signals
     QObject::connect(&(this->serialPort), SIGNAL(error(QSerialPort::SerialPortError)),
                      this, SLOT(onPortError(QSerialPort::SerialPortError)));
     QObject::connect(&(this->serialPort), &QSerialPort::readyRead,
                      this, &MainWindow::onDataReady);
     // init skip byte button
     skipByteRequested = false;
     QObject::connect(ui->pbSkipByte, &QPushButton::clicked,
                      this, &MainWindow::skipByte);
     loadPortList();
     loadBaudRateList();
     ui->cbBaudRate->setCurrentIndex(ui->cbBaudRate->findText("9600"));
     // set limits for axis limit boxes
     ui->spYmin->setRange((-1) * std::numeric_limits<double>::max(),
                          std::numeric_limits<double>::max());
     ui->spYmax->setRange((-1) * std::numeric_limits<double>::max(),
                          std::numeric_limits<double>::max());
     // init plot
     numOfSamples = ui->spNumOfSamples->value();
     dataArray.resize(numOfSamples);
     dataX.resize(numOfSamples);
     for (int i = 0; i < dataX.size(); i++)
+    {
         dataX[i] = i;
+    }
     curve.setSamples(dataX, dataArray);
     curve.attach(ui->plot);
     // init number format
     if (numberFormatButtons.checkedId() >= 0)
+    {
         selectNumberFormat((NumberFormat) numberFormatButtons.checkedId());
+    }
     else
+    {
         selectNumberFormat(NumberFormat_uint8);
+    }
+}
 MainWindow::~MainWindow()
+{
     if (serialPort.isOpen())
+    {
         serialPort.close();
+    }
     delete ui;
+}
 void MainWindow::loadPortList()
+{
     QString currentSelection = ui->cbPortList->currentText();
     ui->cbPortList->clear();
@@ @@ -269,142 +274,155 @@ void MainWindow::selectParity(int parity @@
             qDebug() << "Set parity failed: " << serialPort.error();
+        }
+    }
+}
 void MainWindow::selectDataBits(int dataBits)
+{
     if (serialPort.isOpen())
+    {
         if(!serialPort.setDataBits((QSerialPort::DataBits) dataBits))
+        {
             qDebug() << "Set data bits failed: " << serialPort.error();
+        }
+    }
+}
 void MainWindow::selectStopBits(int stopBits)
+{
     if (serialPort.isOpen())
+    {
         if(!serialPort.setStopBits((QSerialPort::StopBits) stopBits))
+        {
             qDebug() << "Set stop bits failed: " << serialPort.error();
+        }
+    }
+}
 void MainWindow::selectFlowControl(int flowControl)
+{
     if (serialPort.isOpen())
+    {
         if(!serialPort.setFlowControl((QSerialPort::FlowControl) flowControl))
+        {
             qDebug() << "Set flow control failed: " << serialPort.error();
+        }
+    }
+}
 void MainWindow::onPortToggled(bool open)
+{
     ui->pbOpenPort->setChecked(open);
+}
 void MainWindow::onDataReady()
+{
     if (!ui->actionPause->isChecked())
+    {
         int bytesAvailable = serialPort.bytesAvailable();
         if (bytesAvailable > 0 && skipByteRequested)
+        {
             serialPort.read(1);
             skipByteRequested = false;
             bytesAvailable--;
+        }
         if (bytesAvailable < sampleSize)
+        {
             return;
+        }
         else
+        {
             int numOfSamplesToRead =
                 (bytesAvailable - (bytesAvailable % sampleSize)) / sampleSize;
             QVector<double> samples(numOfSamplesToRead);
             int i = 0;
             while(i < numOfSamplesToRead)
+            {
                 samples.replace(i, (this->*readSample)());
                 i++;
+            }
             addData(samples);
+        }
+    }
     else
+    {
         serialPort.clear(QSerialPort::Input);
+    }
+}
 void MainWindow::onPortError(QSerialPort::SerialPortError error)
+{
     switch(error)
+    {
         case QSerialPort::NoError :
             break;
         case QSerialPort::ResourceError :
             qDebug() << "Port error: resource unavaliable; most likely device removed.";
             if (serialPort.isOpen())
+            {
                 qDebug() << "Closing port on resource error: " << serialPort.portName();
                 togglePort();
+            }
             loadPortList();
             break;
         default:
             qDebug() << "Unhandled port error: " << error;
             break;
+    }
+}
 void MainWindow::skipByte()
+{
     skipByteRequested = true;
+}
 void MainWindow::addData(QVector<double> data)
+{
     int offset = numOfSamples - data.size();
     if (offset < 0)
+    {
         for (int i = 0; i < numOfSamples; i++)
+        {
             dataArray[i] = data[i - offset];
+        }
+    }
     else if (offset == 0)
+    {
         dataArray = data;
+    }
     else
+    {
         // shift old samples
         int shift = data.size();
         for (int i = 0; i < offset; i++)
+        {
             dataArray[i] = dataArray[i + shift];
+        }
         // place new samples
         for (int i = 0; i < data.size(); i++)
+        {
             dataArray[offset + i] = data[i];
+        }
+    }
     // update plot
     curve.setSamples(dataX, dataArray);
     ui->plot->replot();
+}
 void MainWindow::clearPlot()
+{
     dataArray.fill(0.0);
     // update plot
     curve.setSamples(dataX, dataArray);
     ui->plot->replot();
+}
 void MainWindow::onNumOfSamplesChanged(int value)
+{
     unsigned int oldNum = this->numOfSamples;
     numOfSamples = value;

mainwindow.h

➞

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@@ @@ -28,77 +28,81 @@ @@
 #include <QSignalMapper>
 #include <qwt_plot_curve.h>
 namespace Ui {
 class MainWindow;
+}
 class MainWindow : public QMainWindow
+{
     Q_OBJECT
 public:
     explicit MainWindow(QWidget *parent = 0);
     ~MainWindow();
 private:
     enum NumberFormat
+    {
         NumberFormat_uint8,
         NumberFormat_uint16,
         NumberFormat_uint32,
         NumberFormat_int8,
         NumberFormat_int16,
         NumberFormat_int32
     };
     Ui::MainWindow *ui;
     QButtonGroup numberFormatButtons;
     QButtonGroup parityButtons;
     QButtonGroup dataBitsButtons;
     QButtonGroup stopBitsButtons;
     QButtonGroup flowControlButtons;
     QSerialPort serialPort;
     unsigned int numOfSamples;
     QwtPlotCurve curve;
     QVector<double> dataArray;
     QVector<double> dataX;
     void addData(QVector<double> data);
     NumberFormat numberFormat;
     unsigned int sampleSize; // number of bytes in the selected number format
     double (MainWindow::*readSample)();
     // note that serialPort should already have enough bytes present
     template<typename T> double readSampleAs();
     bool skipByteRequested;
 private slots:
     void loadPortList();
     void loadBaudRateList();
     void togglePort();
     void selectPort(QString portName);
     void onPortToggled(bool open);
     void selectBaudRate(QString baudRate);
     void selectParity(int parity); // parity must be one of QSerialPort::Parity
     void selectDataBits(int dataBits); // bits must be one of QSerialPort::DataBits
     void selectStopBits(int stopBits); // stopBits must be one of QSerialPort::StopBits
     void selectFlowControl(int flowControl); // flowControl must be one of QSerialPort::FlowControl
     void onDataReady();
     void onPortError(QSerialPort::SerialPortError error);
     void skipByte();
     void onNumOfSamplesChanged(int value);
     void onAutoScaleChecked(bool checked);
     void onYScaleChanged();
     void onNumberFormatButtonToggled(int numberFormatId, bool checked);
     void selectNumberFormat(NumberFormat numberFormatId);
     void clearPlot();
 signals:
     void portToggled(bool open);
 };
 #endif // MAINWINDOW_H

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