You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
117 lines
3.3 KiB
117 lines
3.3 KiB
/* |
|
Simple DirectMedia Layer |
|
Copyright (C) 1997-2022 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. |
|
*/ |
|
|
|
/** |
|
* \file SDL_gesture.h |
|
* |
|
* Include file for SDL gesture event handling. |
|
*/ |
|
|
|
#ifndef SDL_gesture_h_ |
|
#define SDL_gesture_h_ |
|
|
|
#include "SDL_stdinc.h" |
|
#include "SDL_error.h" |
|
#include "SDL_video.h" |
|
|
|
#include "SDL_touch.h" |
|
|
|
|
|
#include "begin_code.h" |
|
/* Set up for C function definitions, even when using C++ */ |
|
#ifdef __cplusplus |
|
extern "C" { |
|
#endif |
|
|
|
typedef Sint64 SDL_GestureID; |
|
|
|
/* Function prototypes */ |
|
|
|
/** |
|
* Begin recording a gesture on a specified touch device or all touch devices. |
|
* |
|
* If the parameter `touchId` is -1 (i.e., all devices), this function will |
|
* always return 1, regardless of whether there actually are any devices. |
|
* |
|
* \param touchId the touch device id, or -1 for all touch devices |
|
* \returns 1 on success or 0 if the specified device could not be found. |
|
* |
|
* \since This function is available since SDL 2.0.0. |
|
* |
|
* \sa SDL_GetTouchDevice |
|
*/ |
|
extern DECLSPEC int SDLCALL SDL_RecordGesture(SDL_TouchID touchId); |
|
|
|
|
|
/** |
|
* Save all currently loaded Dollar Gesture templates. |
|
* |
|
* \param dst a SDL_RWops to save to |
|
* \returns the number of saved templates on success or 0 on failure; call |
|
* SDL_GetError() for more information. |
|
* |
|
* \since This function is available since SDL 2.0.0. |
|
* |
|
* \sa SDL_LoadDollarTemplates |
|
* \sa SDL_SaveDollarTemplate |
|
*/ |
|
extern DECLSPEC int SDLCALL SDL_SaveAllDollarTemplates(SDL_RWops *dst); |
|
|
|
/** |
|
* Save a currently loaded Dollar Gesture template. |
|
* |
|
* \param gestureId a gesture id |
|
* \param dst a SDL_RWops to save to |
|
* \returns 1 on success or 0 on failure; call SDL_GetError() for more |
|
* information. |
|
* |
|
* \since This function is available since SDL 2.0.0. |
|
* |
|
* \sa SDL_LoadDollarTemplates |
|
* \sa SDL_SaveAllDollarTemplates |
|
*/ |
|
extern DECLSPEC int SDLCALL SDL_SaveDollarTemplate(SDL_GestureID gestureId,SDL_RWops *dst); |
|
|
|
|
|
/** |
|
* Load Dollar Gesture templates from a file. |
|
* |
|
* \param touchId a touch id |
|
* \param src a SDL_RWops to load from |
|
* \returns the number of loaded templates on success or a negative error code |
|
* (or 0) on failure; call SDL_GetError() for more information. |
|
* |
|
* \since This function is available since SDL 2.0.0. |
|
* |
|
* \sa SDL_SaveAllDollarTemplates |
|
* \sa SDL_SaveDollarTemplate |
|
*/ |
|
extern DECLSPEC int SDLCALL SDL_LoadDollarTemplates(SDL_TouchID touchId, SDL_RWops *src); |
|
|
|
/* Ends C function definitions when using C++ */ |
|
#ifdef __cplusplus |
|
} |
|
#endif |
|
#include "close_code.h" |
|
|
|
#endif /* SDL_gesture_h_ */ |
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|
|
|