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