diff options
Diffstat (limited to 'system/include/SDL/SDL_touch.h')
| -rw-r--r-- | system/include/SDL/SDL_touch.h | 92 |
1 files changed, 30 insertions, 62 deletions
diff --git a/system/include/SDL/SDL_touch.h b/system/include/SDL/SDL_touch.h index 587efcbf..fe238f10 100644 --- a/system/include/SDL/SDL_touch.h +++ b/system/include/SDL/SDL_touch.h @@ -1,6 +1,6 @@ /* Simple DirectMedia Layer - Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org> + Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org> This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages @@ -19,9 +19,15 @@ 3. This notice may not be removed or altered from any source distribution. */ +/* + ================================= IMPORTANT ================================ + This header taken from SDL2 + ============================================================================ +*/ + /** * \file SDL_touch.h - * + * * Include file for SDL touch event handling. */ @@ -35,90 +41,52 @@ #include "begin_code.h" /* Set up for C function definitions, even when using C++ */ #ifdef __cplusplus -/* *INDENT-OFF* */ extern "C" { -/* *INDENT-ON* */ #endif - typedef Sint64 SDL_TouchID; typedef Sint64 SDL_FingerID; +typedef struct SDL_Finger +{ + SDL_FingerID id; + float x; + float y; + float pressure; +} SDL_Finger; -struct SDL_Finger { - SDL_FingerID id; - Uint16 x; - Uint16 y; - Uint16 pressure; - Uint16 xdelta; - Uint16 ydelta; - Uint16 last_x, last_y,last_pressure; /* the last reported coordinates */ - SDL_bool down; -}; - -typedef struct SDL_Touch SDL_Touch; -typedef struct SDL_Finger SDL_Finger; - - -struct SDL_Touch { - - /* Free the touch when it's time */ - void (*FreeTouch) (SDL_Touch * touch); - - /* data common for tablets */ - float pressure_max, pressure_min; - float x_max,x_min; - float y_max,y_min; - Uint16 xres,yres,pressureres; - float native_xres,native_yres,native_pressureres; - float tilt; /* for future use */ - float rotation; /* for future use */ - - /* Data common to all touch */ - SDL_TouchID id; - SDL_Window *focus; - - char *name; - Uint8 buttonstate; - SDL_bool relative_mode; - SDL_bool flush_motion; - - int num_fingers; - int max_fingers; - SDL_Finger** fingers; - - void *driverdata; -}; - +/* Used as the device ID for mouse events simulated with touch input */ +#define SDL_TOUCH_MOUSEID ((Uint32)-1) /* Function prototypes */ /** - * \brief Get the touch object at the given id. - * - * + * \brief Get the number of registered touch devices. */ - extern DECLSPEC SDL_Touch* SDLCALL SDL_GetTouch(SDL_TouchID id); +extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices(void); +/** + * \brief Get the touch ID with the given index, or 0 if the index is invalid. + */ +extern DECLSPEC SDL_TouchID SDLCALL SDL_GetTouchDevice(int index); +/** + * \brief Get the number of active fingers for a given touch device. + */ +extern DECLSPEC int SDLCALL SDL_GetNumTouchFingers(SDL_TouchID touchID); /** - * \brief Get the finger object of the given touch, at the given id. - * - * + * \brief Get the finger object of the given touch, with the given index. */ - extern - DECLSPEC SDL_Finger* SDLCALL SDL_GetFinger(SDL_Touch *touch, SDL_FingerID id); +extern DECLSPEC SDL_Finger * SDLCALL SDL_GetTouchFinger(SDL_TouchID touchID, int index); /* Ends C function definitions when using C++ */ #ifdef __cplusplus -/* *INDENT-OFF* */ } -/* *INDENT-ON* */ #endif #include "close_code.h" -#endif /* _SDL_mouse_h */ +#endif /* _SDL_touch_h */ /* vi: set ts=4 sw=4 expandtab: */ |