tools/qvfb/qvfbprotocol.h

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  41 #ifndef QVFBPROTOCOL_H
  42 #define QVFBPROTOCOL_H
  43
  44 #include <QImage>
  45 #include <QVector>
  46 #include <QColor>
  47
  48 QT_BEGIN_NAMESPACE
  49
  50 class QVFbKeyProtocol;
  51 class QVFbMouseProtocol;
  52 class QVFbViewProtocol : public QObject
  53 {
  54     Q_OBJECT
  55 public:
  56     QVFbViewProtocol(int display_id, QObject *parent = 0);
  57
  58     virtual ~QVFbViewProtocol();
  59
  60     int id() const { return mDisplayId; }
  61
  62     void sendKeyboardData(QString unicode, int keycode,
  63             int modifiers, bool press, bool repeat);
  64     void sendMouseData(const QPoint &pos, int buttons, int wheel);
  65
  66     virtual int width() const = 0;
  67     virtual int height() const = 0;
  68     virtual int depth() const = 0;
  69     virtual int linestep() const = 0;
  70     virtual int  numcols() const = 0;
  71     virtual QVector<QRgb> clut() const = 0;
  72     virtual unsigned char *data() const = 0;
  73     virtual int brightness() const = 0;
  74
  75     virtual void setRate(int) {}
  76 public slots:
  77     virtual void flushChanges();
  78
  79 signals:
  80     void displayDataChanged(const QRect &);
  81     void displayEmbedRequested(WId windowId);
  82
  83 protected:
  84     virtual QVFbKeyProtocol *keyHandler() const = 0;
  85     virtual QVFbMouseProtocol *mouseHandler() const = 0;
  86
  87 private:
  88     int mDisplayId;
  89 };
  90
  91 class QVFbKeyProtocol
  92 {
  93 public:
  94     QVFbKeyProtocol(int display_id) : mDisplayId(display_id) {}
  95     virtual ~QVFbKeyProtocol() {}
  96
  97     int id() const { return mDisplayId; }
  98
  99     virtual void sendKeyboardData(QString unicode, int keycode,
 100             int modifiers, bool press, bool repeat) = 0;
 101
 102 private:
 103     int mDisplayId;
 104 };
 105
 106 class QVFbMouseProtocol
 107 {
 108 public:
 109     QVFbMouseProtocol(int display_id) : mDisplayId(display_id) {}
 110     virtual ~QVFbMouseProtocol() {}
 111
 112     int id() const { return mDisplayId; }
 113
 114     virtual void sendMouseData(const QPoint &pos, int buttons, int wheel) = 0;
 115
 116 private:
 117     int mDisplayId;
 118 };
 119
 120 /* since there is very little variation in input protocols defaults are
 121    provided */
 122
 123 class QVFbKeyPipeProtocol : public QVFbKeyProtocol
 124 {
 125 public:
 126     QVFbKeyPipeProtocol(int display_id);
 127     ~QVFbKeyPipeProtocol();
 128
 129     void sendKeyboardData(QString unicode, int keycode,
 130             int modifiers, bool press, bool repeat);
 131
 132     QString pipeName() const { return fileName; }
 133 private:
 134     int fd;
 135     QString fileName;
 136 };
 137
 138 class QVFbMousePipe: public QVFbMouseProtocol
 139 {
 140 public:
 141     QVFbMousePipe(int display_id);
 142     ~QVFbMousePipe();
 143
 144     void sendMouseData(const QPoint &pos, int buttons, int wheel);
 145
 146     QString pipeName() const { return fileName; }
 147 protected:
 148     int fd;
 149     QString fileName;
 150 };
 151
 152 class QTimer;
 153 class QVFbMouseLinuxTP : public QObject, public QVFbMousePipe
 154 {
 155     Q_OBJECT
 156 public:
 157     QVFbMouseLinuxTP(int display_id);
 158     ~QVFbMouseLinuxTP();
 159
 160     void sendMouseData(const QPoint &pos, int buttons, int wheel);
 161
 162 protected slots:
 163     void repeatLastPress();
 164
 165 protected:
 166     void writeToPipe(const QPoint &pos, ushort pressure);
 167     QPoint lastPos;
 168     QTimer *repeater;
 169 };
 170
 171 QT_END_NAMESPACE
 172
 173 #endif