1 ////////////////////////////////////////////////////////////////////////////////

2 //

3 // (C) 2010 Sarah Eris Horsley Caffee

4 //

5 // mandelbrot - A simple Mandelbrot Set viewer.

6 //

7 // EventHandler.h

8 // EventHandler class definition. This is a virtual class that is meant to be

9 // an interface implemented by an application class. It does, though, provide

10 // default implementations of it's methods so that unused events can be quietly

11 // ignored.

12 //

13 ////////////////////////////////////////////////////////////////////////////////

14

15 #ifndef EVENTHANDLER_H

16 #define EVENTHANDLER_H

17

18 #include "SDL.h"

19

20 class EventHandler

21 {

22 public:

23

24 EventHandler();

25 virtual ~EventHandler();

26

27 #ifndef USE_SDL_WAITEVENT

28 virtual int wait_event_timeout(SDL_Event * event, Uint32 timeout);

29 #endif

30

31 virtual void on_event(SDL_Event * event);

32

33 virtual void on_InputFocus();

34 virtual void on_InputBlur();

35 virtual void on_KeyDown(SDLKey sym, SDLMod mod, Uint16 unicode);

36 virtual void on_KeyUp(SDLKey sym, SDLMod mod, Uint16 unicode);

37 virtual void on_MouseFocus();

38 virtual void on_MouseBlur();

39 virtual void on_MouseMove(int mx, int my, int relx, int rely, bool left, bool right, bool middle);

40 virtual void on_MouseWheel(bool up, bool down);

41 virtual void on_LButtonDown(int mx, int my);

42 virtual void on_LButtonUp(int mx, int my);

43 virtual void on_RButtonDown(int mx, int my);

44 virtual void on_RButtonUp(int mx, int my);

45 virtual void on_MButtonDown(int mx, int my);

46 virtual void on_MButtonUp(int mx, int my);

47 virtual void on_JoyAxis(Uint8 ehich, Uint8 axis, Sint16 value);

48 virtual void on_JoyButtonDown(Uint8 which, Uint8 button);

49 virtual void on_JoyButtonUp(Uint8 which, Uint8 button);

50 virtual void on_JoyHat(Uint8 which, Uint8 hat, Uint8 value);

51 virtual void on_JoyBall(Uint8 which, Uint8 ball, Sint16 xrel, Sint16 yrel);

52 virtual void on_Minimize();

53 virtual void on_Restore();

54 virtual void on_Resize(int w, int h);

55 virtual void on_Expose();

56 virtual void on_Exit();

57 virtual void on_User(Uint8 type, int code, void * data1, void * data2);

58 };

59

60 #endif