tempo-plotter Changeset - 649401566a84 · protofusion repositories

Changeset - 649401566a84

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Hasan Yavuz ÖZDERYA - 11 years ago 2015-03-16 16:05:34
hy@ozderya.net

implemented number format selection, currently supporting integer formats

3 files changed with 111 insertions and 3 deletions:

mainwindow.cpp

mainwindow.h

mainwindow.ui

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mainwindow.cpp

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 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include <QSerialPortInfo>
 #include <QtDebug>
 #include <qwt_plot.h>
 #include <limits.h>
 #include "utils.h"
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
     ui(new Ui::MainWindow)
+{
     ui->setupUi(this);
     // init UI signals
     QObject::connect(ui->pbReloadPorts, &QPushButton::clicked,
                      this, &MainWindow::loadPortList);
     QObject::connect(ui->pbOpenPort, &QPushButton::clicked,
                      this, &MainWindow::togglePort);
     QObject::connect(this, &MainWindow::portToggled,
                      this, &MainWindow::onPortToggled);
     QObject::connect(ui->cbPortList,
                      SELECT<const QString&>::OVERLOAD_OF(&QComboBox::activated),
                      this, &MainWindow::selectPort);
     QObject::connect(ui->cbBaudRate,
                      SELECT<const QString&>::OVERLOAD_OF(&QComboBox::activated),
                      this, &MainWindow::selectBaudRate);
     QObject::connect(ui->spNumOfSamples, SELECT<int>::OVERLOAD_OF(&QSpinBox::valueChanged),
                      this, &MainWindow::onNumOfSamplesChanged);
     QObject::connect(ui->cbAutoScale, &QCheckBox::toggled,
                      this, &MainWindow::onAutoScaleChecked);
     QObject::connect(ui->spYmin, SIGNAL(valueChanged(double)),
                      this, SLOT(onYScaleChanged()));
     QObject::connect(ui->spYmax, SIGNAL(valueChanged(double)),
                      this, SLOT(onYScaleChanged()));
     // setup number format buttons
     numberFormatButtons.addButton(ui->rbUint8,  NumberFormat_uint8);
     numberFormatButtons.addButton(ui->rbUint16, NumberFormat_uint16);
     numberFormatButtons.addButton(ui->rbUint32, NumberFormat_uint32);
     numberFormatButtons.addButton(ui->rbInt8,   NumberFormat_int8);
     numberFormatButtons.addButton(ui->rbInt16,  NumberFormat_int16);
     numberFormatButtons.addButton(ui->rbInt32,  NumberFormat_int32);
     QObject::connect(&numberFormatButtons, SIGNAL(buttonToggled(int, bool)),
                      this, SLOT(onNumberFormatButtonToggled(int, bool)));
     // 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);
     loadPortList();
     loadBaudRateList();
     ui->cbBaudRate->setCurrentIndex(ui->cbBaudRate->findText("9600"));
     // set limits for axis limit boxes
     ui->spYmin->setRange(std::numeric_limits<double>::min(),
                          std::numeric_limits<double>::max());
     ui->spYmax->setRange(std::numeric_limits<double>::min(),
                          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();
     for (auto port : QSerialPortInfo::availablePorts())
+    {
         ui->cbPortList->addItem(port.portName());
+    }
     // find current selection in the new list, maybe it doesn't exist anymore?
     int currentSelectionIndex = ui->cbPortList->findText(currentSelection);
     if (currentSelectionIndex >= 0)
+    {
         ui->cbPortList->setCurrentIndex(currentSelectionIndex);
+    }
     else // our port doesn't exist anymore, close port if it's open
+    {
         if (serialPort.isOpen()) togglePort();
+    }
+}
 void MainWindow::loadBaudRateList()
+{
     ui->cbBaudRate->clear();
     for (auto baudRate : QSerialPortInfo::standardBaudRates())
+    {
         ui->cbBaudRate->addItem(QString::number(baudRate));
+    }
+}
 void MainWindow::togglePort()
+{
     if (serialPort.isOpen())
+    {
         serialPort.close();
         qDebug() << "Port closed, " << serialPort.portName();
         emit portToggled(false);
+    }
     else
+    {
         serialPort.setPortName(ui->cbPortList->currentText());
         // open port
         if (serialPort.open(QIODevice::ReadWrite))
+        {
             qDebug() << "Port opened, " << serialPort.portName();
             emit portToggled(true);
             // set baud rate
             if (!serialPort.setBaudRate(ui->cbBaudRate->currentText().toInt()))
+            {
                 qDebug() << "Set baud rate failed during port opening: "
                          << serialPort.error();
+            }
+        }
         else
+        {
             qDebug() << "Port open error: " << serialPort.error();
+        }
+    }
+}
 void MainWindow::selectPort(QString portName)
+{
     // has selection actually changed
     if (portName != serialPort.portName())
+    {
         // if another port is already open, close it by toggling
         if (serialPort.isOpen())
+        {
             togglePort();
             // open new selection by toggling
             togglePort();
+        }
+    }
+}
 void MainWindow::selectBaudRate(QString baudRate)
+{
     if (serialPort.isOpen())
+    {
         if (!serialPort.setBaudRate(baudRate.toInt()))
+        {
             qDebug() << "Set baud rate failed during select: "
                      << serialPort.error();
+        }
         else
+        {
             qDebug() << "Baud rate changed: " << serialPort.baudRate();
+        }
+    }
+}
 void MainWindow::onPortToggled(bool open)
+{
     ui->pbOpenPort->setChecked(open);
+}
 void MainWindow::onDataReady()
+{
     if (!ui->actionPause->isChecked())
+    {
         QByteArray data = serialPort.readAll();
         addData((unsigned char)(data[0]));
         int bytesAvailable = serialPort.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[0]);
+        }
+    }
+}
 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::addData(double data)
+{
     // shift data array and place new data at the end
     for (int i = 0; i < dataArray.size()-1; i++)
+    {
         dataArray[i] = dataArray[i+1];
+    }
     dataArray.last() = data;
     // update plot
     curve.setSamples(dataX, dataArray);
     ui->plot->replot();
+}
 void MainWindow::onNumOfSamplesChanged(int value)
+{
     unsigned int oldNum = this->numOfSamples;
     numOfSamples = value;
     // resize data arrays
     if (numOfSamples < oldNum)
+    {
         dataX.resize(numOfSamples);
         dataArray.remove(0, oldNum - numOfSamples);
+    }
     else if(numOfSamples > oldNum)
+    {
         dataX.resize(numOfSamples);
         for (unsigned int i = oldNum; i < numOfSamples; i++)
+        {
             dataX[i] = i;
             dataArray.prepend(0);
+        }
+    }
+}
 void MainWindow::onAutoScaleChecked(bool checked)
+{
     if (checked)
+    {
         ui->plot->setAxisAutoScale(QwtPlot::yLeft);
         ui->lYmin->setEnabled(false);
         ui->lYmax->setEnabled(false);
         ui->spYmin->setEnabled(false);
         ui->spYmax->setEnabled(false);
+    }
     else
+    {
         ui->lYmin->setEnabled(true);
         ui->lYmax->setEnabled(true);
         ui->spYmin->setEnabled(true);
         ui->spYmax->setEnabled(true);
         ui->plot->setAxisScale(QwtPlot::yLeft, ui->spYmin->value(),
                                ui->spYmax->value());
+    }
+}
 void MainWindow::onYScaleChanged()
+{
     ui->plot->setAxisScale(QwtPlot::yLeft, ui->spYmin->value(),
                            ui->spYmax->value());
+}
 void MainWindow::onNumberFormatButtonToggled(int numberFormatId, bool checked)
+{
     if (checked) selectNumberFormat((NumberFormat) numberFormatId);
+}
 void MainWindow::selectNumberFormat(NumberFormat numberFormatId)
+{
     numberFormat = numberFormatId;
     switch(numberFormat)
+    {
         case NumberFormat_uint8:
             sampleSize = 1;
             readSample = &MainWindow::readSampleAs<quint8>;
             break;
         case NumberFormat_int8:
             sampleSize = 1;
             readSample = &MainWindow::readSampleAs<qint8>;
             break;
         case NumberFormat_uint16:
             sampleSize = 2;
             readSample = &MainWindow::readSampleAs<quint16>;
             break;
         case NumberFormat_int16:
             sampleSize = 2;
             readSample = &MainWindow::readSampleAs<qint16>;
             break;
         case NumberFormat_uint32:
             sampleSize = 4;
             readSample = &MainWindow::readSampleAs<quint32>;
             break;
         case NumberFormat_int32:
             sampleSize = 4;
             readSample = &MainWindow::readSampleAs<qint32>;
             break;
+    }
+}
 template<typename T> double MainWindow::readSampleAs()
+{
     T data;
     this->serialPort.read((char*) &data, sizeof(data));
     return double(data);
+}

mainwindow.h

➞

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 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 #include <QMainWindow>
 #include <QButtonGroup>
 #include <QString>
 #include <QVector>
 #include <QSerialPort>
 #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;
     QSerialPort serialPort;
     unsigned int numOfSamples;
     QwtPlotCurve curve;
     QVector<double> dataArray;
     QVector<double> dataX;
     void addData(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();
 private slots:
     void loadPortList();
     void loadBaudRateList();
     void togglePort();
     void selectPort(QString portName);
     void onPortToggled(bool open);
     void selectBaudRate(QString baudRate);
     void onDataReady();
     void onPortError(QSerialPort::SerialPortError error);
     void onNumOfSamplesChanged(int value);
     void onAutoScaleChecked(bool checked);
     void onYScaleChanged();
     void onNumberFormatButtonToggled(int numberFormatId, bool checked);
     void selectNumberFormat(NumberFormat numberFormatId);
 signals:
     void portToggled(bool open);
 };
 #endif // MAINWINDOW_H

mainwindow.ui

➞

Show inline comments

@@ @@ -153,474 +153,477 @@ @@
                   <size>
                    <width>20</width>
                    <height>2</height>
                   </size>
                  </property>
                 </spacer>
                </item>
               </layout>
              </widget>
             </item>
             <item>
              <widget class="QFrame" name="frame_3">
               <layout class="QVBoxLayout" name="verticalLayout_7">
                <item>
                 <widget class="QRadioButton" name="rb8Bits">
                  <property name="text">
                   <string>8 bits</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rb7Bits">
                  <property name="text">
                   <string>7 bits</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rb6Bits">
                  <property name="text">
                   <string>6 bits</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rb5Bits">
                  <property name="text">
                   <string>5 bits</string>
                  </property>
                 </widget>
                </item>
               </layout>
              </widget>
             </item>
             <item>
              <widget class="QFrame" name="frame_4">
               <layout class="QVBoxLayout" name="verticalLayout">
                <item>
                 <widget class="QRadioButton" name="rb1StopBit">
                  <property name="text">
                   <string>1 Stop Bit</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rb2StopBit">
                  <property name="text">
                   <string>2 Stop Bit</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <spacer name="verticalSpacer_4">
                  <property name="orientation">
                   <enum>Qt::Vertical</enum>
                  </property>
                  <property name="sizeHint" stdset="0">
                   <size>
                    <width>20</width>
                    <height>2</height>
                   </size>
                  </property>
                 </spacer>
                </item>
               </layout>
              </widget>
             </item>
             <item>
              <widget class="QFrame" name="frame_2">
               <layout class="QVBoxLayout" name="verticalLayout_6">
                <item>
                 <widget class="QRadioButton" name="rbNoFlowControl">
                  <property name="text">
                   <string>No Flow Control</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rbHardwareControl">
                  <property name="text">
                   <string>Hardware Control</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QRadioButton" name="rbSoftwareControl">
                  <property name="text">
                   <string>Software Control</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <spacer name="verticalSpacer_5">
                  <property name="orientation">
                   <enum>Qt::Vertical</enum>
                  </property>
                  <property name="sizeHint" stdset="0">
                   <size>
                    <width>20</width>
                    <height>2</height>
                   </size>
                  </property>
                 </spacer>
                </item>
               </layout>
              </widget>
             </item>
            </layout>
           </item>
          </layout>
         </item>
         <item>
          <spacer name="horizontalSpacer">
           <property name="orientation">
            <enum>Qt::Horizontal</enum>
           </property>
           <property name="sizeHint" stdset="0">
            <size>
             <width>10000</width>
             <height>20</height>
            </size>
           </property>
          </spacer>
         </item>
         <item>
          <layout class="QVBoxLayout" name="verticalLayout_4">
           <item>
            <widget class="CustomCheckableButton" name="pbOpenPort">
             <property name="minimumSize">
              <size>
               <width>0</width>
               <height>50</height>
              </size>
             </property>
             <property name="text">
              <string>Open</string>
             </property>
             <property name="checkable">
              <bool>true</bool>
             </property>
            </widget>
           </item>
           <item>
            <widget class="QPushButton" name="pbSkipByte">
             <property name="text">
              <string>Skip Byte</string>
             </property>
            </widget>
           </item>
           <item>
            <spacer name="verticalSpacer">
             <property name="orientation">
              <enum>Qt::Vertical</enum>
             </property>
             <property name="sizeHint" stdset="0">
              <size>
               <width>20</width>
               <height>40</height>
              </size>
             </property>
            </spacer>
           </item>
          </layout>
         </item>
        </layout>
       </widget>
       <widget class="QWidget" name="tabDataFormat">
        <attribute name="title">
         <string>Data Format</string>
        </attribute>
        <layout class="QHBoxLayout" name="horizontalLayout_5">
         <item>
          <widget class="QGroupBox" name="groupBox">
           <property name="title">
            <string>Number Format:</string>
           </property>
           <layout class="QGridLayout" name="gridLayout_2">
            <item row="0" column="0">
             <widget class="QRadioButton" name="rbUint8">
              <property name="text">
               <string>uint8</string>
              </property>
              <property name="checked">
               <bool>true</bool>
              </property>
             </widget>
            </item>
            <item row="2" column="0">
             <widget class="QRadioButton" name="rbUint32">
              <property name="text">
               <string>uint32</string>
              </property>
             </widget>
            </item>
            <item row="1" column="0">
             <widget class="QRadioButton" name="rbUint16">
              <property name="text">
               <string>uint16</string>
              </property>
             </widget>
            </item>
            <item row="1" column="1">
             <widget class="QRadioButton" name="rbInt16">
              <property name="text">
               <string>int16</string>
              </property>
             </widget>
            </item>
            <item row="2" column="1">
             <widget class="QRadioButton" name="rbInt32">
              <property name="text">
               <string>int32</string>
              </property>
             </widget>
            </item>
            <item row="0" column="1">
             <widget class="QRadioButton" name="rbInt8">
              <property name="text">
               <string>int8</string>
              </property>
             </widget>
            </item>
            <item row="3" column="0">
             <spacer name="verticalSpacer_6">
              <property name="orientation">
               <enum>Qt::Vertical</enum>
              </property>
              <property name="sizeHint" stdset="0">
               <size>
                <width>20</width>
                <height>40</height>
               </size>
              </property>
             </spacer>
            </item>
           </layout>
          </widget>
         </item>
         <item>
          <spacer name="horizontalSpacer_3">
           <property name="orientation">
            <enum>Qt::Horizontal</enum>
           </property>
           <property name="sizeHint" stdset="0">
            <size>
             <width>445</width>
             <height>20</height>
            </size>
           </property>
          </spacer>
         </item>
        </layout>
       </widget>
       <widget class="QWidget" name="tabPlot">
        <attribute name="title">
         <string>Plot</string>
        </attribute>
        <layout class="QHBoxLayout" name="horizontalLayout_4">
         <item>
          <spacer name="horizontalSpacer_2">
           <property name="orientation">
            <enum>Qt::Horizontal</enum>
           </property>
           <property name="sizeHint" stdset="0">
            <size>
             <width>370</width>
             <height>20</height>
            </size>
           </property>
          </spacer>
         </item>
         <item>
          <widget class="Line" name="line">
           <property name="orientation">
            <enum>Qt::Vertical</enum>
           </property>
          </widget>
         </item>
         <item>
          <layout class="QFormLayout" name="formLayout_2">
           <property name="fieldGrowthPolicy">
            <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
           </property>
           <item row="3" column="1">
            <widget class="QDoubleSpinBox" name="spYmin">
             <property name="enabled">
              <bool>false</bool>
             </property>
             <property name="maximumSize">
              <size>
               <width>75</width>
               <height>16777215</height>
              </size>
             </property>
             <property name="value">
              <double>0.000000000000000</double>
             </property>
            </widget>
           </item>
           <item row="0" column="1">
            <widget class="QSpinBox" name="spNumOfSamples">
             <property name="keyboardTracking">
              <bool>false</bool>
             </property>
             <property name="minimum">
              <number>2</number>
             </property>
             <property name="maximum">
              <number>10000</number>
             </property>
             <property name="value">
              <number>1000</number>
             </property>
            </widget>
           </item>
           <item row="0" column="0">
            <widget class="QLabel" name="label_3">
             <property name="text">
              <string>Number Of Samples:</string>
             </property>
            </widget>
           </item>
           <item row="1" column="0">
            <widget class="QCheckBox" name="cbAutoScale">
             <property name="text">
              <string>Auto Scale Y Axis</string>
             </property>
             <property name="checked">
              <bool>true</bool>
             </property>
            </widget>
           </item>
           <item row="3" column="0">
            <widget class="QLabel" name="lYmin">
             <property name="enabled">
              <bool>false</bool>
             </property>
             <property name="text">
              <string>Ymin</string>
             </property>
            </widget>
           </item>
           <item row="2" column="0">
            <widget class="QLabel" name="lYmax">
             <property name="enabled">
              <bool>false</bool>
             </property>
             <property name="text">
              <string>Ymax</string>
             </property>
            </widget>
           </item>
           <item row="2" column="1">
            <widget class="QDoubleSpinBox" name="spYmax">
             <property name="enabled">
              <bool>false</bool>
             </property>
             <property name="maximumSize">
              <size>
               <width>75</width>
               <height>16777215</height>
              </size>
             </property>
            </widget>
           </item>
          </layout>
         </item>
        </layout>
       </widget>
      </widget>
     </item>
    </layout>
   </widget>
   <widget class="QMenuBar" name="menuBar">
    <property name="geometry">
     <rect>
      <x>0</x>
      <y>0</y>
      <width>653</width>
-     <height>23</height>
+     <height>20</height>
     </rect>
    </property>
    <widget class="QMenu" name="menuFile">
     <property name="title">
      <string>File</string>
     </property>
     <addaction name="actionFileLoadProfile"/>
     <addaction name="actionFileSaveProfile"/>
    </widget>
    <widget class="QMenu" name="menuHelp">
     <property name="title">
      <string>Help</string>
     </property>
     <addaction name="actionHelpDataFormats"/>
     <addaction name="actionHelpAbout"/>
    </widget>
    <addaction name="menuFile"/>
    <addaction name="menuHelp"/>
   </widget>
   <widget class="QToolBar" name="mainToolBar">
    <attribute name="toolBarArea">
     <enum>TopToolBarArea</enum>
    </attribute>
    <attribute name="toolBarBreak">
     <bool>false</bool>
    </attribute>
    <addaction name="actionPause"/>
    <addaction name="actionClear"/>
   </widget>
   <widget class="QStatusBar" name="statusBar"/>
   <action name="actionPause">
    <property name="checkable">
     <bool>true</bool>
    </property>
    <property name="checked">
     <bool>false</bool>
    </property>
    <property name="text">
     <string>Pause</string>
    </property>
    <property name="toolTip">
     <string>Pause Plotting</string>
    </property>
   </action>
   <action name="actionClear">
    <property name="text">
     <string>Clear</string>
    </property>
   </action>
   <action name="actionHelpDataFormats">
    <property name="text">
     <string>Data Formats</string>
    </property>
   </action>
   <action name="actionHelpAbout">
    <property name="text">
     <string>About</string>
    </property>
   </action>
   <action name="actionFileLoadProfile">
    <property name="text">
     <string>Load Profile</string>
    </property>
   </action>
   <action name="actionFileSaveProfile">
    <property name="text">
     <string>Save Profile</string>
    </property>
   </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>
   <customwidget>
    <class>QwtPlot</class>
    <extends>QWidget</extends>
    <header>qwt_plot.h</header>
    <container>1</container>
   </customwidget>
   <customwidget>
    <class>CustomCheckableButton</class>
    <extends>QPushButton</extends>
    <header>customcheckablebutton.h</header>
   </customwidget>
  </customwidgets>
  <resources/>
  <connections/>
 </ui>

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