ground/openpilotgcs/src/plugins/gpsdisplay/gpsconstellationwidget.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       gpsconstellationwidget.h
   5  * @author     Edouard Lafargue Copyright (C) 2010.
   6  * @addtogroup GCSPlugins GCS Plugins
   7  * @{
   8  * @addtogroup GPSGadgetPlugin GPS Gadget Plugin
   9  * @{
  10  * @brief A widget which displays the GPS constellation
  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 GPSCONSTELLATIONWIDGET_H_
  29 #define GPSCONSTELLATIONWIDGET_H_
  30
  31 #include <QGraphicsView>
  32 #include <QtSvg/QSvgRenderer>
  33 #include <QtSvg/QGraphicsSvgItem>
  34
  35
  36 class GpsConstellationWidget : public QGraphicsView {
  37     Q_OBJECT
  38
  39 public:
  40     explicit GpsConstellationWidget(QWidget *parent = 0);
  41     ~GpsConstellationWidget();
  42
  43 public slots:
  44     void updateSat(int index, int prn, int elevation, int azimuth, int snr);
  45
  46
  47 private slots:
  48
  49 private:
  50     static const int MAX_SATTELITES = 16;
  51     int satellites[MAX_SATTELITES][4];
  52     QGraphicsScene *scene;
  53     QSvgRenderer *renderer;
  54     QGraphicsSvgItem *world;
  55     QGraphicsSvgItem *satIcons[MAX_SATTELITES];
  56     QGraphicsSimpleTextItem *satTexts[MAX_SATTELITES];
  57
  58     QPointF polarToCoord(int elevation, int azimuth);
  59
  60 protected:
  61     void showEvent(QShowEvent *event);
  62     void resizeEvent(QResizeEvent *event);
  63 };
  64 #endif /* GPSCONSTELLATIONWIDGET_H_ */