/********************************************************************** ** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. ** ** This file is part of TQt/Embedded virtual framebuffer. ** ** This file may be used under the terms of the GNU General ** Public License versions 2.0 or 3.0 as published by the Free ** Software Foundation and appearing in the files LICENSE.GPL2 ** and LICENSE.GPL3 included in the packaging of this file. ** Alternatively you may (at your option) use any later version ** of the GNU General Public License if such license has been ** publicly approved by Trolltech ASA (or its successors, if any) ** and the KDE Free TQt Foundation. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** Licensees holding valid TQt Commercial licenses may use this file in ** accordance with the TQt Commercial License Agreement provided with ** the Software. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted ** herein. ** **********************************************************************/ #include <ntqscrollview.h> class TQImage; class TQTimer; class TQAnimationWriter; class TQLock; struct TQVFbHeader; class TQVFbView : public TQScrollView { TQ_OBJECT public: TQVFbView( int display_id, int w, int h, int d, TQWidget *parent = 0, const char *name = 0, uint wflags = 0 ); ~TQVFbView(); int displayId() const; int displayWidth() const; int displayHeight() const; int displayDepth() const; bool touchScreenEmulation() const { return emulateTouchscreen; } int rate() { return refreshRate; } bool animating() const { return !!animation; } TQImage image() const; void setGamma(double gr, double gg, double gb); double gammaRed() const { return gred; } double gammaGreen() const { return ggreen; } double gammaBlue() const { return gblue; } void getGamma(int i, TQRgb& rgb); void skinKeyPressEvent( TQKeyEvent *e ) { keyPressEvent(e); } void skinKeyReleaseEvent( TQKeyEvent *e ) { keyReleaseEvent(e); } double zoom() const { return zm; } TQSize sizeHint() const; public slots: void setTouchscreenEmulation( bool ); void setRate( int ); void setZoom( double ); void startAnimation( const TQString& ); void stopAnimation(); protected slots: void timeout(); protected: void initLock(); void lock(); void unlock(); TQImage getBuffer( const TQRect &r, int &leading ) const; void drawScreen(); void sendMouseData( const TQPoint &pos, int buttons ); void sendKeyboardData( int unicode, int keycode, int modifiers, bool press, bool repeat ); virtual bool eventFilter( TQObject *obj, TQEvent *e ); virtual void viewportPaintEvent( TQPaintEvent *pe ); virtual void contentsMousePressEvent( TQMouseEvent *e ); virtual void contentsMouseDoubleClickEvent( TQMouseEvent *e ); virtual void contentsMouseReleaseEvent( TQMouseEvent *e ); virtual void contentsMouseMoveEvent( TQMouseEvent *e ); virtual void keyPressEvent( TQKeyEvent *e ); virtual void keyReleaseEvent( TQKeyEvent *e ); private: bool emulateTouchscreen; void setDirty( const TQRect& ); int shmId; unsigned char *data; TQVFbHeader *hdr; int viewdepth; // "faked" depth int rsh; int gsh; int bsh; int rmax; int gmax; int bmax; double gred, ggreen, gblue; TQRgb* gammatable; TQLock *qwslock; TQTimer *timer; int mouseFd; int keyboardFd; int refreshRate; TQString mousePipe; TQString keyboardPipe; TQAnimationWriter *animation; int displayid; double zm; };