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/*
* Copyright (C) 2013 Open Education Foundation
*
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
* l'Education Numérique en Afrique (GIP ENA)
*
* This file is part of OpenBoard.
*
* OpenBoard is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License,
* with a specific linking exception for the OpenSSL project's
* "OpenSSL" library (or with modified versions of it that use the
* same license as the "OpenSSL" library).
*
* OpenBoard is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef UBDISPLAYMANAGER_H_
#define UBDISPLAYMANAGER_H_
#include <QtGui>
class UBBlackoutWidget;
class UBBoardView;
class QDesktopWidget;
class UBDisplayManager : public QObject
{
Q_OBJECT;
public:
UBDisplayManager(QObject *parent = 0);
virtual ~UBDisplayManager();
int numScreens();
int numPreviousViews();
void setControlWidget(QWidget* pControlWidget);
void setDisplayWidget(QWidget* pDisplayWidget);
void setDesktopWidget(QWidget* pControlWidget);
void setPreviousDisplaysWidgets(QList<UBBoardView*> pPreviousViews);
bool hasControl()
{
return mControlScreenIndex > -1;
}
bool hasDisplay()
{
return mDisplayScreenIndex > -1;
}
bool hasPrevious()
{
return !mPreviousScreenIndexes.isEmpty();
}
enum DisplayRole
{
None = 0, Control, Display, Previous1, Previous2, Previous3, Previous4, Previous5
};
void setUseMultiScreen(bool pUse);
int controleScreenIndex()
{
return mControlScreenIndex;
}
QRect controlGeometry();
QRect displayGeometry();
signals:
void screenLayoutChanged();
public slots:
void reinitScreens(bool bswap);
void adjustScreens(int screen);
void blackout();
void unBlackout();
void setRoleToScreen(DisplayRole role, int screenIndex);
private:
void positionScreens();
void initScreenIndexes();
int mControlScreenIndex;
int mDisplayScreenIndex;
QList<int> mPreviousScreenIndexes;
QDesktopWidget* mDesktop;
QWidget* mControlWidget;
QWidget* mDisplayWidget;
QWidget *mDesktopWidget;
QList<UBBoardView*> mPreviousDisplayWidgets;
QList<UBBlackoutWidget*> mBlackoutWidgets;
QList<DisplayRole> mScreenIndexesRoles;
bool mUseMultiScreen;
};
#endif /* UBDISPLAYMANAGER_H_ */