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StelMainGraphicsView.hpp

00001 /*
00002  * Stellarium
00003  * Copyright (C) 2007 Fabien Chereau
00004  * 
00005  * This program is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU General Public License
00007  * as published by the Free Software Foundation; either version 2
00008  * of the License, or (at your option) any later version.
00009  * 
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  * 
00015  * You should have received a copy of the GNU General Public License
00016  * along with this program; if not, write to the Free Software
00017  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018  */
00019 
00020 #ifndef _STELMAINGRAPHICSVIEW_HPP_
00021 #define _STELMAINGRAPHICSVIEW_HPP_
00022 
00023 #include <QGraphicsView>
00024 
00025 class QGLWidget;
00026 class QResizeEvent;
00027 
00031 class StelMainGraphicsView : public QGraphicsView
00032 {
00033 Q_OBJECT
00034 public:
00035     StelMainGraphicsView(QWidget* parent, int argc, char** argv);
00036     virtual ~StelMainGraphicsView();
00037     
00039     void init();
00040     
00042     static StelMainGraphicsView& getInstance() {Q_ASSERT(singleton); return *singleton;}
00043     
00046     QGLWidget* getOpenGLWin() {return glWidget;}
00047 
00049     void deinitGL();
00050     
00054     class QProgressBar* addProgressBar();
00055     
00057     void activateKeyActions(bool b);
00058 
00059 public slots:
00060 
00062     // Specific methods
00069     void saveScreenShot(const QString& filePrefix="stellarium-", const QString& saveDir="");
00070     
00072     bool getFlagInvertScreenShotColors() const {return flagInvertScreenShotColors;}
00074     void setFlagInvertScreenShotColors(bool b) {flagInvertScreenShotColors=b;}
00075             
00076 protected:
00077     virtual void resizeEvent(QResizeEvent* event);
00078 
00079 signals:
00083     void screenshotRequested(void);
00084 
00085 private slots:
00086     // Do the actual screenshot generation in the main thread with this method.
00087     void doScreenshot(void);
00088     
00089 private:
00091     static StelMainGraphicsView* singleton;
00092     
00094     QGLWidget* glWidget;
00095     class StelApp* stelApp;
00096     
00097     bool wasDeinit;
00098     
00099     bool flagInvertScreenShotColors;
00100 
00101     QString screenShotPrefix;
00102     QString screenShotDir;
00103 
00104 };
00105 
00106 
00107 #endif // _STELMAINGRAPHICSVIEW_HPP_

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