view src/events/SDL_touch_c.h @ 5282:8e421890cdb8

Fixed bug #1117 There's a new event that's always sent when the window changes size, and that event is what the renderers listen for to determine if they need to rebind their context.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 12 Feb 2011 19:02:14 -0800
parents b530ef003506
children
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2011 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
*/
#include "SDL_config.h"
#include "../../include/SDL_touch.h"

#ifndef _SDL_touch_c_h
#define _SDL_touch_c_h



/* Initialize the touch subsystem */
extern int SDL_TouchInit(void);

/*Get the touch at an index */
extern SDL_Touch *SDL_GetTouchIndex(int index);

/* Get the touch with id = id */
extern SDL_Touch *SDL_GetTouch(SDL_TouchID id);

/*Get the finger at an index */
extern SDL_Finger *SDL_GetFingerIndex(SDL_Touch *touch, int index);

/* Get the finger with id = id */
extern SDL_Finger *SDL_GetFinger(SDL_Touch *touch,SDL_FingerID id);


/* Add a touch, possibly reattaching at a particular index (or -1),
   returning the index of the touch, or -1 if there was an error. */
extern int SDL_AddTouch(const SDL_Touch * touch, char *name);
                     

/* Remove a touch at an index, clearing the slot for later */
extern void SDL_DelTouch(SDL_TouchID id);

/* Set the touch focus window */
extern void SDL_SetTouchFocus(SDL_TouchID id, SDL_Window * window);

/* Send a touch motion event for a touch */
extern int SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid,
			       int relative, float x, float y, float z);

/* Send a touch down/up event for a touch */
extern int SDL_SendFingerDown(SDL_TouchID id, SDL_FingerID fingerid, 
			      SDL_bool down, float x, float y, float pressure);

/* Send a touch button event for a touch */
extern int SDL_SendTouchButton(SDL_TouchID id, Uint8 state, Uint8 button);

/* Shutdown the touch subsystem */
extern void SDL_TouchQuit(void);

/* Get the index of a touch device */
extern int SDL_GetTouchIndexId(SDL_TouchID id);

/* Print a debug message for a nonexistent touch */
extern int SDL_TouchNotFoundError(SDL_TouchID id);

#endif /* _SDL_touch_c_h */

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