tools/qvfb/qvfbview.h

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  41
  42 #ifndef QVFBVIEW_H
  43 #define QVFBVIEW_H
  44
  45 //#ifdef QT_NO_OPENGL
  46 #include <QWidget>
  47 //#else
  48 //#define QVFB_USE_GLWIDGET
  49 //#include <QGLWidget>
  50 //#endif
  51
  52 QT_BEGIN_NAMESPACE
  53
  54 class QImage;
  55 class QTimer;
  56 class QAnimationWriter;
  57 struct QVFbHeader;
  58 class QVFbViewProtocol;
  59 class QX11EmbedContainer;
  60
  61 class QVFbAbstractView :
  62 #ifdef QVFB_USE_GLWIDGET
  63     public QGLWidget
  64 #else
  65     public QWidget
  66 #endif
  67 {
  68     Q_OBJECT
  69 public:
  70     enum Rotation { Rot0, Rot90, Rot180, Rot270 };
  71     enum PixelFormat { DefaultFormat, GrayscaleFormat, RGBFormat, ARGBFormat };
  72     QVFbAbstractView( QWidget *parent = 0);
  73     virtual ~QVFbAbstractView();
  74
  75     virtual int displayId() const = 0;
  76     virtual int displayWidth() const = 0;
  77     virtual int displayHeight() const = 0;
  78     virtual int displayDepth() const = 0;
  79     virtual PixelFormat displayFormat() const { return DefaultFormat; }
  80     virtual bool rgbSwapped() const { return false; }
  81     virtual Rotation displayRotation() const = 0;
  82
  83     virtual void setGamma(double gr, double gg, double gb) = 0;
  84     virtual double gammaRed() const = 0;
  85     virtual double gammaGreen() const = 0;
  86     virtual double gammaBlue() const = 0;
  87     virtual void getGamma(int i, QRgb& rgb) = 0;
  88
  89     virtual bool touchScreenEmulation() const = 0;
  90     virtual bool lcdScreenEmulation() const = 0;
  91     virtual int rate() = 0;
  92     virtual bool animating() const = 0;
  93     virtual QImage image() const = 0;
  94     virtual void setRate(int) = 0;
  95
  96     virtual double zoomH() const = 0;
  97     virtual double zoomV() const = 0;
  98
  99 public slots:
 100     virtual void setTouchscreenEmulation( bool ) = 0;
 101     virtual void setLcdScreenEmulation( bool ) = 0;
 102     virtual void setZoom( double, double ) = 0;
 103     virtual void setRotation(Rotation) = 0;
 104     virtual void startAnimation( const QString& ) = 0;
 105     virtual void stopAnimation() = 0;
 106     virtual void skinKeyPressEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
 107     virtual void skinKeyReleaseEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
 108     virtual void setViewFormat(PixelFormat) {}
 109     virtual void setRgbSwapped( bool ) {};
 110     virtual void embedDisplay(WId) {}
 111 };
 112
 113 class QVFbView : public QVFbAbstractView
 114 {
 115     Q_OBJECT
 116 public:
 117     QVFbView(int id, int w, int h, int d, Rotation r, QWidget *parent = 0);
 118     virtual ~QVFbView();
 119
 120     int displayId() const;
 121     int displayWidth() const;
 122     int displayHeight() const;
 123     int displayDepth() const;
 124     PixelFormat displayFormat() const;
 125     bool rgbSwapped() const { return rgb_swapped; }
 126     Rotation displayRotation() const;
 127
 128     bool touchScreenEmulation() const { return emulateTouchscreen; }
 129     bool lcdScreenEmulation() const { return emulateLcdScreen; }
 130     int rate() { return refreshRate; }
 131     bool animating() const { return !!animation; }
 132     QImage image() const;
 133
 134     void setGamma(double gr, double gg, double gb);
 135     double gammaRed() const { return gred; }
 136     double gammaGreen() const { return ggreen; }
 137     double gammaBlue() const { return gblue; }
 138     void getGamma(int i, QRgb& rgb);
 139     void skinMouseEvent(QMouseEvent *e);
 140
 141     double zoomH() const { return hzm; }
 142     double zoomV() const { return vzm; }
 143
 144     QSize sizeHint() const;
 145     void setRate(int);
 146
 147 public slots:
 148     void setTouchscreenEmulation(bool);
 149     void setLcdScreenEmulation(bool);
 150     void setZoom(double, double);
 151     void setRotation(Rotation);
 152     void startAnimation(const QString&);
 153     void stopAnimation();
 154     void skinKeyPressEvent(int code, const QString& text, bool autorep=FALSE);
 155     void skinKeyReleaseEvent(int code, const QString& text, bool autorep=FALSE);
 156     void setViewFormat(PixelFormat);
 157     void setRgbSwapped(bool b) { rgb_swapped = b; }
 158 #ifdef Q_WS_X11
 159     void embedDisplay(WId id);
 160 #endif
 161
 162 protected slots:
 163     void refreshDisplay(const QRect &);
 164
 165 protected:
 166     QImage getBuffer(const QRect &r, int &leading) const;
 167     void drawScreen(const QRect &r);
 168     void sendMouseData(const QPoint &pos, int buttons, int wheel);
 169     void sendKeyboardData(QString unicode, int keycode, int modifiers,
 170                            bool press, bool repeat);
 171     //virtual bool eventFilter(QObject *obj, QEvent *e);
 172     virtual void paintEvent(QPaintEvent *pe);
 173     virtual void contextMenuEvent(QContextMenuEvent *e);
 174     virtual void mousePressEvent(QMouseEvent *e);
 175     virtual void mouseDoubleClickEvent(QMouseEvent *e);
 176     virtual void mouseReleaseEvent(QMouseEvent *e);
 177     virtual void mouseMoveEvent(QMouseEvent *e);
 178     virtual void wheelEvent(QWheelEvent *e);
 179     virtual void keyPressEvent(QKeyEvent *e);
 180     virtual void keyReleaseEvent(QKeyEvent *e);
 181     virtual bool event(QEvent *event);
 182
 183 private:
 184     void setDirty(const QRect&);
 185     int viewdepth; // "faked" depth
 186     PixelFormat viewFormat;
 187     bool rgb_swapped;
 188     int rsh;
 189     int gsh;
 190     int bsh;
 191     int rmax;
 192     int gmax;
 193     int bmax;
 194     int contentsWidth;
 195     int contentsHeight;
 196     double gred, ggreen, gblue;
 197     QRgb* gammatable;
 198
 199     int refreshRate;
 200     QAnimationWriter *animation;
 201     double hzm,vzm;
 202     QVFbViewProtocol *mView;
 203     bool emulateTouchscreen;
 204     bool emulateLcdScreen;
 205     Rotation rotation;
 206
 207 #ifdef Q_WS_X11
 208     QX11EmbedContainer *embedContainer;
 209 #endif
 210 };
 211
 212 QT_END_NAMESPACE
 213
 214 #endif