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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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| | | Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org> |
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| | | |
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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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| | |
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| | | typedef Sint64 SDL_TouchID; |
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| | | typedef Sint64 SDL_FingerID; |
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| | | |
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| | | typedef enum |
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| | | { |
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| | | SDL_TOUCH_DEVICE_INVALID = -1, |
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| | | SDL_TOUCH_DEVICE_DIRECT, /* touch screen with window-relative coordinates */ |
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| | | SDL_TOUCH_DEVICE_INDIRECT_ABSOLUTE, /* trackpad with absolute device coordinates */ |
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| | | SDL_TOUCH_DEVICE_INDIRECT_RELATIVE /* trackpad with screen cursor-relative coordinates */ |
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| | | } SDL_TouchDeviceType; |
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| | | |
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| | | typedef struct SDL_Finger |
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| | | { |
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| | | SDL_FingerID id; |
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| | | |
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| | | /* Used as the device ID for mouse events simulated with touch input */ |
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| | | #define SDL_TOUCH_MOUSEID ((Uint32)-1) |
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| | | |
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| | | /* Used as the SDL_TouchID for touch events simulated with mouse input */ |
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| | | #define SDL_MOUSE_TOUCHID ((Sint64)-1) |
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| | | |
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| | | |
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| | | /* Function prototypes */ |
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| | |
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| | | extern DECLSPEC SDL_TouchID SDLCALL SDL_GetTouchDevice(int index); |
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| | | |
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| | | /** |
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| | | * \brief Get the type of the given touch device. |
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| | | */ |
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| | | extern DECLSPEC SDL_TouchDeviceType SDLCALL SDL_GetTouchDeviceType(SDL_TouchID touchID); |
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| | | |
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| | | /** |
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| | | * \brief Get the number of active fingers for a given touch device. |
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| | | */ |
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| | | extern DECLSPEC int SDLCALL SDL_GetNumTouchFingers(SDL_TouchID touchID); |
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