1 #define DIRECTINPUT_VERSION 0x0700

2 #include <dinput.h>

3 #include "plat-mouse.h"

4 #include "win.h"

5

6 extern "C" int video_fullscreen;

7

8 extern "C" void fatal(const char *format, ...);

9 extern "C" void pclog(const char *format, ...);

10

11 extern "C" void mouse_init();

12 extern "C" void mouse_close();

13 extern "C" void poll_mouse();

14 extern "C" void position_mouse(int x, int y);

15 extern "C" void get_mouse_mickeys(int *x, int *y);

16

17 static LPDIRECTINPUT lpdi;

18 static LPDIRECTINPUTDEVICE lpdi_mouse = NULL;

19 static DIMOUSESTATE mousestate;

20 static int mouse_x = 0, mouse_y = 0;

21 int mouse_b = 0;

22

23 void mouse_init()

24 {

25 atexit(mouse_close);

26

27 if (FAILED(DirectInputCreate(hinstance, DIRECTINPUT_VERSION, &lpdi, NULL)))

28 fatal("mouse_init : DirectInputCreate failed\n");

29 if (FAILED(lpdi->CreateDevice(GUID_SysMouse, &lpdi_mouse, NULL)))

30 fatal("mouse_init : CreateDevice failed\n");

31 if (FAILED(lpdi_mouse->SetCooperativeLevel(ghwnd, DISCL_FOREGROUND | (video_fullscreen ? DISCL_EXCLUSIVE : DISCL_NONEXCLUSIVE))))

32 fatal("mouse_init : SetCooperativeLevel failed\n");

33 if (FAILED(lpdi_mouse->SetDataFormat(&c_dfDIMouse)))

34 fatal("mouse_init : SetDataFormat failed\n");

35 if (FAILED(lpdi_mouse->Acquire()))

36 fatal("mouse_init : Acquire failed\n");

37 }

38

39 void mouse_close()

40 {

41 if (lpdi_mouse)

42 {

43 lpdi_mouse->Release();

44 lpdi_mouse = NULL;

45 }

46 }

47

48 void poll_mouse()

49 {

50 if (FAILED(lpdi_mouse->GetDeviceState(sizeof(DIMOUSESTATE), (LPVOID)&mousestate)))

51 {

52 lpdi_mouse->Acquire();

53 lpdi_mouse->GetDeviceState(sizeof(DIMOUSESTATE), (LPVOID)&mousestate);

54 }

55 mouse_b = 0;

56 if (mousestate.rgbButtons[0] & 0x80)

57 mouse_b |= 1;

58 if (mousestate.rgbButtons[1] & 0x80)

59 mouse_b |= 2;

60 if (mousestate.rgbButtons[2] & 0x80)

61 mouse_b |= 4;

62 mouse_x += mousestate.lX;

63 mouse_y += mousestate.lY;

64 if (!mousecapture && !video_fullscreen)

65 mouse_x = mouse_y = mouse_b = 0;

66 }

67

68 void position_mouse(int x, int y)

69 {

70 }

71

72 void get_mouse_mickeys(int *x, int *y)

73 {

74 *x = mouse_x;

75 *y = mouse_y;

76 mouse_x = mouse_y = 0;

77 }