#include "SDL_stdinc.h"#include "SDL_error.h"#include "SDL_video.h"#include "SDL_touch.h"#include "begin_code.h"#include "close_code.h"
Include dependency graph for SDL_gesture.h:
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Go to the source code of this file.
Typedefs | |
| typedef Sint64 | SDL_GestureID |
Functions | |
| int | SDL_RecordGesture (SDL_TouchID touchId) |
| int | SDL_SaveAllDollarTemplates (SDL_RWops *dst) |
| int | SDL_SaveDollarTemplate (SDL_GestureID gestureId, SDL_RWops *dst) |
| int | SDL_LoadDollarTemplates (SDL_TouchID touchId, SDL_RWops *src) |
Detailed Description
Include file for SDL gesture event handling.
Definition in file SDL_gesture.h.
Typedef Documentation
◆ SDL_GestureID
| typedef Sint64 SDL_GestureID |
Definition at line 44 of file SDL_gesture.h.
Function Documentation
◆ SDL_LoadDollarTemplates()
| int SDL_LoadDollarTemplates | ( | SDL_TouchID | touchId, |
| SDL_RWops * | src | ||
| ) |
Load Dollar Gesture templates from a file.
- Parameters
-
touchId a touch id 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.
◆ SDL_RecordGesture()
| int SDL_RecordGesture | ( | SDL_TouchID | touchId | ) |
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.
- Parameters
-
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.
- See also
- SDL_GetTouchDevice
◆ SDL_SaveAllDollarTemplates()
| int SDL_SaveAllDollarTemplates | ( | SDL_RWops * | dst | ) |
Save all currently loaded Dollar Gesture templates.
- Parameters
-
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.
◆ SDL_SaveDollarTemplate()
| int SDL_SaveDollarTemplate | ( | SDL_GestureID | gestureId, |
| SDL_RWops * | dst | ||
| ) |
Save a currently loaded Dollar Gesture template.
- Parameters
-
gestureId a gesture id 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.
