ground/openpilotgcs/src/plugins/dial/dialgadgetwidget.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       dialgadgetwidget.h
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  * @see        The GNU Public License (GPL) Version 3
   7  * @addtogroup GCSPlugins GCS Plugins
   8  * @{
   9  * @addtogroup DialPlugin Dial Plugin
  10  * @{
  11  * @brief Plots flight information rotary style dials
  12  *****************************************************************************/
  13 /*
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 3 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful, but
  20  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  21  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  22  * for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License along
  25  * with this program; if not, write to the Free Software Foundation, Inc.,
  26  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  27  */
  28
  29 #ifndef DIALGADGETWIDGET_H_
  30 #define DIALGADGETWIDGET_H_
  31
  32 #include "dialgadgetconfiguration.h"
  33 #include "extensionsystem/pluginmanager.h"
  34 #include "uavobjectmanager.h"
  35 #include "uavobject.h"
  36 #include <QGraphicsView>
  37 #include <QtSvg/QSvgRenderer>
  38 #include <QtSvg/QGraphicsSvgItem>
  39
  40 #include <QFile>
  41 #include <QTimer>
  42
  43 class DialGadgetWidget : public QGraphicsView {
  44     Q_OBJECT
  45
  46 public:
  47     DialGadgetWidget(QWidget *parent = 0);
  48     ~DialGadgetWidget();
  49     void enableOpenGL(bool flag);
  50     void enableSmoothUpdates(bool flag)
  51     {
  52         beSmooth = flag;
  53     }
  54     void setDialFile(QString dfn, QString bg, QString fg, QString n1, QString n2, QString n3,
  55                      QString n1Move, QString n2Move, QString n3Move);
  56     void paint();
  57     // setNeedle1 and setNeedle2 use a timer to simulate
  58     // needle inertia
  59     void setNeedle1(double value);
  60     void setNeedle2(double value);
  61     void setNeedle3(double value);
  62     void setN1Min(double value)
  63     {
  64         n1MinValue = value;
  65     }
  66     void setN1Max(double value)
  67     {
  68         n1MaxValue = value;
  69     }
  70     void setN1Factor(double value)
  71     {
  72         n1Factor = value;
  73     }
  74     void setN2Min(double value)
  75     {
  76         n2MinValue = value;
  77     }
  78     void setN2Max(double value)
  79     {
  80         n2MaxValue = value;
  81     }
  82     void setN2Factor(double value)
  83     {
  84         n2Factor = value;
  85     }
  86     void setN3Min(double value)
  87     {
  88         n3MinValue = value;
  89     }
  90     void setN3Max(double value)
  91     {
  92         n3MaxValue = value;
  93     }
  94     void setN3Factor(double value)
  95     {
  96         n3Factor = value;
  97     }
  98     // Sets up needle/UAVObject connections:
  99     void connectNeedles(QString object1, QString field1,
 100                         QString object2, QString field2,
 101                         QString object3, QString field3);
 102     void setDialFont(QString fontProps);
 103
 104 public slots:
 105     void updateNeedle1(UAVObject *object1); // Called by the UAVObject
 106     void updateNeedle2(UAVObject *object2); // Called by the UAVObject
 107     void updateNeedle3(UAVObject *object3); // Called by the UAVObject
 108
 109 protected:
 110     void paintEvent(QPaintEvent *event);
 111     void resizeEvent(QResizeEvent *event);
 112
 113
 114 private slots:
 115     void rotateNeedles();
 116
 117 private:
 118     QSvgRenderer *m_renderer;
 119     QGraphicsSvgItem *m_background;
 120     QGraphicsSvgItem *m_foreground;
 121     QGraphicsSvgItem *m_needle1;
 122     QGraphicsSvgItem *m_needle2;
 123     QGraphicsSvgItem *m_needle3;
 124     QGraphicsTextItem *m_text1;
 125     QGraphicsTextItem *m_text2;
 126     QGraphicsTextItem *m_text3;
 127
 128     bool n3enabled;
 129     bool n2enabled; // Simple flag to skip rendering if the
 130     bool fgenabled; // layer does not exist.
 131     bool dialError;
 132
 133     // Settings concerning move of the dials
 134     bool rotateN1;
 135     bool rotateN2;
 136     bool rotateN3;
 137     bool horizN1;
 138     bool horizN2;
 139     bool horizN3;
 140     bool vertN1;
 141     bool vertN2;
 142     bool vertN3;
 143
 144     double n1MinValue;
 145     double n1MaxValue;
 146     double n1Factor;
 147     double n2MinValue;
 148     double n2MaxValue;
 149     double n2Factor;
 150     double n3MinValue;
 151     double n3MaxValue;
 152     double n3Factor;
 153
 154     // The Value and target variables
 155     // are expressed in degrees
 156     double needle1Target;
 157     double needle1Value;
 158     double needle2Target;
 159     double needle2Value;
 160     double needle3Target;
 161     double needle3Value;
 162
 163     // Name of the fields to read when an update is received:
 164     UAVDataObject *obj1;
 165     UAVDataObject *obj2;
 166     UAVDataObject *obj3;
 167     QString field1;
 168     QString subfield1;
 169     bool haveSubField1;
 170     QString field2;
 171     QString subfield2;
 172     bool haveSubField2;
 173     QString field3;
 174     QString subfield3;
 175     bool haveSubField3;
 176
 177     // Rotation timer
 178     QTimer dialTimer;
 179
 180     bool beSmooth;
 181 };
 182 #endif /* DIALGADGETWIDGET_H_ */