ground/openpilotgcs/src/plugins/systemhealth/systemhealthgadgetwidget.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       systemhealthgadgetwidget.h
   5  * @author     OpenPilot Team & Edouard Lafargue Copyright (C) 2012.
   6  * @addtogroup GCSPlugins GCS Plugins
   7  * @{
   8  * @addtogroup SystemHealthPlugin System Health Plugin
   9  * @{
  10  * @brief The System Health gadget plugin
  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 SYSTEMHEALTHGADGETWIDGET_H_
  29 #define SYSTEMHEALTHGADGETWIDGET_H_
  30
  31 #include "systemhealthgadgetconfiguration.h"
  32 #include "uavobject.h"
  33
  34 #include <QGraphicsView>
  35 #include <QtSvg/QSvgRenderer>
  36 #include <QtSvg/QGraphicsSvgItem>
  37 #include <QMouseEvent>
  38
  39 #include <QFile>
  40 #include <QTimer>
  41
  42 class SystemHealthGadgetWidget : public QGraphicsView {
  43     Q_OBJECT
  44
  45 public:
  46     SystemHealthGadgetWidget(QWidget *parent = 0);
  47     ~SystemHealthGadgetWidget();
  48     void setSystemFile(QString dfn);
  49     void setIndicator(QString indicator);
  50     void paint();
  51
  52 protected:
  53     void paintEvent(QPaintEvent *event);
  54     void resizeEvent(QResizeEvent *event);
  55     void mousePressEvent(QMouseEvent *event);
  56
  57 private slots:
  58     void updateAlarms(UAVObject *systemAlarm); // Called by the systemalarms UAVObject
  59     void onAutopilotConnect();
  60     void onAutopilotDisconnect();
  61
  62 private:
  63     QSvgRenderer *m_renderer;
  64     QGraphicsSvgItem *background;
  65     QGraphicsSvgItem *foreground;
  66     QGraphicsSvgItem *nolink;
  67     QStringList *missingElements;
  68     // Simple flag to skip rendering if the
  69     bool fgenabled; // layer does not exist.
  70
  71     void showAlarmDescriptionForItemId(const QString itemId, const QPoint & location);
  72     void showAllAlarmDescriptions(const QPoint &location);
  73 };
  74 #endif /* SYSTEMHEALTHGADGETWIDGET_H_ */