/*

     SDL - Simple DirectMedia Layer

     Copyright (C) 1997-2010 Sam Lantinga

     This library is free software; you can redistribute it and/or

     modify it under the terms of the GNU Lesser General Public

     License as published by the Free Software Foundation; either

     version 2.1 of the License, or (at your option) any later version.

     This library is distributed in the hope that it will be useful,

     but WITHOUT ANY WARRANTY; without even the implied warranty of

     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

     Lesser General Public License for more details.

     You should have received a copy of the GNU Lesser General Public

     License along with this library; if not, write to the Free Software

     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

     Sam Lantinga

     slouken@libsdl.org

 */

 /**

  *  \file SDL_touch.h

  *  

  *  Include file for SDL touch event handling.

  */

 #ifndef _SDL_touch_h

 #define _SDL_touch_h

 #include "SDL_stdinc.h"

 #include "SDL_error.h"

 #include "SDL_video.h"

 #include "begin_code.h"

 /* Set up for C function definitions, even when using C++ */

 #ifdef __cplusplus

 /* *INDENT-OFF* */

 extern "C" {

 /* *INDENT-ON* */

 #endif

 typedef Uint64 SDL_TouchID;

 typedef Uint64 SDL_FingerID;

 struct SDL_Finger {

   SDL_FingerID id;

   Uint16 x;

   Uint16 y;

   Uint16 xdelta;

   Uint16 ydelta;

   Uint16 last_x, last_y,last_pressure;  /* the last reported coordinates */

   SDL_bool down;

   Uint16 pressure;

 };

 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;

 };

 /* Function prototypes */

 /**

  *  \brief Get the touch object at the given id.

  *

  *

  */

   extern DECLSPEC SDL_Touch* SDLCALL SDL_GetTouch(SDL_TouchID id);

 /**

  *  \brief Get the finger object of the given touch, at the given id.

  *

  *

  */

   extern 

   DECLSPEC SDL_Finger* SDLCALL SDL_GetFinger(SDL_Touch *touch, SDL_FingerID id);

 /* Ends C function definitions when using C++ */

 #ifdef __cplusplus

 /* *INDENT-OFF* */

 }

 /* *INDENT-ON* */

 #endif

 #include "close_code.h"

 #endif /* _SDL_mouse_h */

 /* vi: set ts=4 sw=4 expandtab: */