SDL
2.0
SDL_touch_c.h
Go to the documentation of this file.
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../SDL_internal.h"
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#include "../../include/SDL_touch.h"
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#ifndef SDL_touch_c_h_
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#define SDL_touch_c_h_
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typedef
struct
SDL_Touch
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{
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SDL_TouchID
id
;
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int
num_fingers
;
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int
max_fingers
;
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SDL_Finger
**
fingers
;
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}
SDL_Touch
;
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/* Initialize the touch subsystem */
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extern
int
SDL_TouchInit
(
void
);
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/* Add a touch, returning the index of the touch, or -1 if there was an error. */
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extern
int
SDL_AddTouch
(
SDL_TouchID
id
,
const
char
*
name
);
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/* Get the touch with a given id */
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extern
SDL_Touch
*
SDL_GetTouch
(
SDL_TouchID
id
);
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/* Send a touch down/up event for a touch */
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extern
int
SDL_SendTouch
(
SDL_TouchID
id
,
SDL_FingerID
fingerid,
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SDL_bool
down,
float
x
,
float
y
,
float
pressure);
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/* Send a touch motion event for a touch */
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extern
int
SDL_SendTouchMotion
(
SDL_TouchID
id
,
SDL_FingerID
fingerid,
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float
x
,
float
y
,
float
pressure);
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/* Remove a touch */
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extern
void
SDL_DelTouch
(
SDL_TouchID
id
);
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/* Shutdown the touch subsystem */
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extern
void
SDL_TouchQuit
(
void
);
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#endif
/* SDL_touch_c_h_ */
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/* 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:222
SDL_FingerID
Sint64 SDL_FingerID
Definition:
SDL_touch.h:42
SDL_AddTouch
int SDL_AddTouch(SDL_TouchID id, const char *name)
Definition:
SDL_touch.c:136
SDL_Finger
Definition:
SDL_touch.h:45
SDL_SendTouchMotion
int SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid, float x, float y, float pressure)
Definition:
SDL_touch.c:284
SDL_GetTouch
SDL_Touch * SDL_GetTouch(SDL_TouchID id)
Definition:
SDL_touch.c:74
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:30
SDL_Touch::fingers
SDL_Finger ** fingers
Definition:
SDL_touch_c.h:32
SDL_TouchID
Sint64 SDL_TouchID
Definition:
SDL_touch.h:41
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:337
SDL_Touch
Definition:
SDL_touch_c.h:28
SDL_Touch::max_fingers
int max_fingers
Definition:
SDL_touch_c.h:31
SDL_Touch::id
SDL_TouchID id
Definition:
SDL_touch_c.h:29
SDL_bool
SDL_bool
Definition:
SDL_stdinc.h:162
SDL_TouchInit
int SDL_TouchInit(void)
Definition:
SDL_touch.c:37
SDL_TouchQuit
void SDL_TouchQuit(void)
Definition:
SDL_touch.c:361
src
events
SDL_touch_c.h
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