ground/openpilotgcs/src/plugins/scope/scopegadgetwidget.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       scopegadgetwidget.h
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  * @brief      Scope Plugin Gadget Widget
   7  * @see        The GNU Public License (GPL) Version 3
   8  * @defgroup   scopeplugin
   9  * @{
  10  *
  11  *****************************************************************************/
  12 /*
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 3 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  20  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  21  * for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; if not, write to the Free Software Foundation, Inc.,
  25  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  26  */
  27
  28 #ifndef SCOPEGADGETWIDGET_H_
  29 #define SCOPEGADGETWIDGET_H_
  30
  31 #include "plotdata.h"
  32
  33 #include "qwt/src/qwt.h"
  34 #include "qwt/src/qwt_legend.h"
  35 #include "qwt/src/qwt_plot.h"
  36 #include "qwt/src/qwt_plot_curve.h"
  37 #include "qwt/src/qwt_scale_draw.h"
  38 #include "qwt/src/qwt_scale_widget.h"
  39 #include "qwt/src/qwt_plot_picker.h"
  40
  41 #include <QTimer>
  42 #include <QTime>
  43 #include <QVector>
  44 #include <QMutex>
  45
  46 class QSettings;
  47
  48 /*!
  49    \brief This class is used to render the time values on the horizontal axis for the
  50    ChronoPlot.
  51  */
  52 class TimeScaleDraw : public QwtScaleDraw {
  53 public:
  54     TimeScaleDraw() {}
  55     virtual QwtText label(double v) const
  56     {
  57         uint seconds     = (uint)(v);
  58         QDateTime upTime = QDateTime::fromTime_t(seconds);
  59         QTime timePart   = upTime.time().addMSecs((v - seconds) * 1000);
  60
  61         upTime.setTime(timePart);
  62         return upTime.toLocalTime().toString("hh:mm:ss");
  63     }
  64 };
  65
  66 class ScopeGadgetWidget : public QwtPlot {
  67     Q_OBJECT
  68
  69 public:
  70     ScopeGadgetWidget(QWidget *parent = 0);
  71     ~ScopeGadgetWidget();
  72
  73     void setupSequentialPlot();
  74     void setupChronoPlot();
  75     void setupUAVObjectPlot();
  76     PlotType plotType()
  77     {
  78         return m_plotType;
  79     }
  80
  81     void setPlotDataSize(double plotDataSize)
  82     {
  83         m_plotDataSize = plotDataSize;
  84     }
  85     double plotDataSize()
  86     {
  87         return m_plotDataSize;
  88     }
  89     void setRefreshInterval(double refreshInterval)
  90     {
  91         m_refreshInterval = refreshInterval;
  92     }
  93     int refreshInterval()
  94     {
  95         return m_refreshInterval;
  96     }
  97
  98
  99     void addCurvePlot(QString uavObject, QString uavFieldSubField, int scaleOrderFactor = 0, int meanSamples = 1,
 100                       QString mathFunction = "None", QPen pen = QPen(Qt::black), bool antialiased = true);
 101     void clearCurvePlots();
 102
 103     void saveState(QSettings *qSettings);
 104     void restoreState(QSettings *qSettings);
 105
 106     int csvLoggingStart();
 107     int csvLoggingStop();
 108     void csvLoggingSetName(QString);
 109
 110     void setLoggingEnabled(bool value)
 111     {
 112         m_csvLoggingEnabled = value;
 113     }
 114     void setLoggingNewFileOnConnect(bool value)
 115     {
 116         m_csvLoggingNewFileOnConnect = value;
 117     }
 118     void setLoggingPath(QString value)
 119     {
 120         m_csvLoggingPath = value;
 121     }
 122 signals:
 123     void visibilityChanged(QwtPlotItem *item);
 124
 125 protected:
 126     void mousePressEvent(QMouseEvent *e);
 127     void mouseReleaseEvent(QMouseEvent *e);
 128     void mouseDoubleClickEvent(QMouseEvent *e);
 129     void mouseMoveEvent(QMouseEvent *e);
 130     void wheelEvent(QWheelEvent *e);
 131     void showEvent(QShowEvent *e);
 132
 133 private slots:
 134     void uavObjectReceived(UAVObject *);
 135     void replotNewData();
 136     void showCurve(QVariant itemInfo, bool visible, int index);
 137     void startPlotting();
 138     void stopPlotting();
 139     void csvLoggingConnect();
 140     void csvLoggingDisconnect();
 141     void popUpMenu(const QPoint &mousePosition);
 142     void clearPlot();
 143     void copyToClipboardAsImage();
 144     void showOptionDialog();
 145
 146 private:
 147     void preparePlot(PlotType plotType);
 148     void setupExamplePlot();
 149
 150     PlotType m_plotType;
 151
 152     double m_plotDataSize;
 153     int m_refreshInterval;
 154     QList<QString> m_connectedUAVObjects;
 155     QMap<QString, PlotData *> m_curvesData;
 156
 157     QTimer *replotTimer;
 158
 159     bool m_csvLoggingStarted;
 160     bool m_csvLoggingEnabled;
 161     bool m_csvLoggingHeaderSaved;
 162     bool m_csvLoggingDataSaved;
 163     bool m_csvLoggingNameSet;
 164     bool m_csvLoggingDataValid;
 165     bool m_csvLoggingDataUpdated;
 166     bool m_csvLoggingConnected;
 167     bool m_csvLoggingNewFileOnConnect;
 168
 169     QDateTime m_csvLoggingStartTime;
 170
 171     QString m_csvLoggingName;
 172     QString m_csvLoggingPath;
 173     QString m_csvLoggingBuffer;
 174     QFile m_csvLoggingFile;
 175
 176     QMutex m_mutex;
 177     QwtLegend *m_plotLegend;
 178     QwtPlotPicker *m_picker;
 179
 180     int csvLoggingInsertHeader();
 181     int csvLoggingAddData();
 182     int csvLoggingInsertData();
 183
 184     void deleteLegend();
 185     void addLegend();
 186 };
 187
 188
 189 #endif /* SCOPEGADGETWIDGET_H_ */