SDL_touch_c.h
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2019 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
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../SDL_internal.h"
#include "../../include/SDL_touch.h"
#ifndef SDL_touch_c_h_
#define SDL_touch_c_h_
typedef struct SDL_Touch
{
SDL_TouchID id;
SDL_TouchDeviceType type;
int num_fingers;
int max_fingers;
SDL_Finger** fingers;
} SDL_Touch;
/* Initialize the touch subsystem */
extern int SDL_TouchInit(void);
/* Add a touch, returning the index of the touch, or -1 if there was an error. */
extern int SDL_AddTouch(SDL_TouchID id, SDL_TouchDeviceType type, const char *name);
/* Get the touch with a given id */
extern SDL_Touch *SDL_GetTouch(SDL_TouchID id);
/* Send a touch down/up event for a touch */
extern int SDL_SendTouch(SDL_TouchID id, SDL_FingerID fingerid,
SDL_bool down, float x, float y, float pressure);
/* Send a touch motion event for a touch */
extern int SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid,
float x, float y, float pressure);
/* Remove a touch */
extern void SDL_DelTouch(SDL_TouchID id);
/* Shutdown the touch subsystem */
extern void SDL_TouchQuit(void);
#endif /* SDL_touch_c_h_ */
/* vi: set ts=4 sw=4 expandtab: */
SDL_SendTouch
int SDL_SendTouch(SDL_TouchID id, SDL_FingerID fingerid, SDL_bool down, float x, float y, float pressure)
Definition: SDL_touch.c:242
SDL_FingerID
Sint64 SDL_FingerID
Definition: SDL_touch.h:42
SDL_TouchID
Sint64 SDL_TouchID
Definition: SDL_touch.h:41
SDL_AddTouch
int SDL_AddTouch(SDL_TouchID id, SDL_TouchDeviceType type, const char *name)
Definition: SDL_touch.c:155
SDL_Finger
Definition: SDL_touch.h:52
SDL_TouchDeviceType
SDL_TouchDeviceType
Definition: SDL_touch.h:44
SDL_SendTouchMotion
int SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid, float x, float y, float pressure)
Definition: SDL_touch.c:364
SDL_GetTouch
SDL_Touch * SDL_GetTouch(SDL_TouchID id)
Definition: SDL_touch.c:83
x
GLint GLint GLint GLint GLint x
Definition: SDL_opengl.h:1574
name
GLuint const GLchar * name
Definition: SDL_opengl_glext.h:660
SDL_Touch::num_fingers
int num_fingers
Definition: SDL_touch_c.h:31
SDL_Touch::fingers
SDL_Finger ** fingers
Definition: SDL_touch_c.h:33
y
GLint GLint GLint GLint GLint GLint y
Definition: SDL_opengl.h:1574
SDL_DelTouch
void SDL_DelTouch(SDL_TouchID id)
Definition: SDL_touch.c:449
SDL_Touch
Definition: SDL_touch_c.h:27
SDL_Touch::max_fingers
int max_fingers
Definition: SDL_touch_c.h:32
SDL_Touch::id
SDL_TouchID id
Definition: SDL_touch_c.h:29
SDL_TouchInit
int SDL_TouchInit(void)
Definition: SDL_touch.c:46
SDL_Touch::type
SDL_TouchDeviceType type
Definition: SDL_touch_c.h:30
type
GLuint GLuint GLsizei GLenum type
Definition: SDL_opengl.h:1571
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:161
SDL_TouchQuit
void SDL_TouchQuit(void)
Definition: SDL_touch.c:473