Miguel Ruiz / SDL_lib2

SDL Library

Dependents:   H261_decoder

SDL_touch.h@0:7fb6877b5d7c, 2016-09-22 (annotated)

Committer:
miruga27
Date:
Thu Sep 22 00:03:09 2016 +0000
Revision:
0:7fb6877b5d7c
SDL

Who changed what in which revision?

UserRevisionLine numberNew contents of line
miruga27 0:7fb6877b5d7c 1 /*
miruga27 0:7fb6877b5d7c 2 Simple DirectMedia Layer
miruga27 0:7fb6877b5d7c 3 Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
miruga27 0:7fb6877b5d7c 4
miruga27 0:7fb6877b5d7c 5 This software is provided 'as-is', without any express or implied
miruga27 0:7fb6877b5d7c 6 warranty. In no event will the authors be held liable for any damages
miruga27 0:7fb6877b5d7c 7 arising from the use of this software.
miruga27 0:7fb6877b5d7c 8
miruga27 0:7fb6877b5d7c 9 Permission is granted to anyone to use this software for any purpose,
miruga27 0:7fb6877b5d7c 10 including commercial applications, and to alter it and redistribute it
miruga27 0:7fb6877b5d7c 11 freely, subject to the following restrictions:
miruga27 0:7fb6877b5d7c 12
miruga27 0:7fb6877b5d7c 13 1. The origin of this software must not be misrepresented; you must not
miruga27 0:7fb6877b5d7c 14 claim that you wrote the original software. If you use this software
miruga27 0:7fb6877b5d7c 15 in a product, an acknowledgment in the product documentation would be
miruga27 0:7fb6877b5d7c 16 appreciated but is not required.
miruga27 0:7fb6877b5d7c 17 2. Altered source versions must be plainly marked as such, and must not be
miruga27 0:7fb6877b5d7c 18 misrepresented as being the original software.
miruga27 0:7fb6877b5d7c 19 3. This notice may not be removed or altered from any source distribution.
miruga27 0:7fb6877b5d7c 20 */
miruga27 0:7fb6877b5d7c 21
miruga27 0:7fb6877b5d7c 22 /**
miruga27 0:7fb6877b5d7c 23 * \file SDL_touch.h
miruga27 0:7fb6877b5d7c 24 *
miruga27 0:7fb6877b5d7c 25 * Include file for SDL touch event handling.
miruga27 0:7fb6877b5d7c 26 */
miruga27 0:7fb6877b5d7c 27
miruga27 0:7fb6877b5d7c 28 #ifndef _SDL_touch_h
miruga27 0:7fb6877b5d7c 29 #define _SDL_touch_h
miruga27 0:7fb6877b5d7c 30
miruga27 0:7fb6877b5d7c 31 #include "SDL_stdinc.h"
miruga27 0:7fb6877b5d7c 32 #include "SDL_error.h"
miruga27 0:7fb6877b5d7c 33 #include "SDL_video.h"
miruga27 0:7fb6877b5d7c 34
miruga27 0:7fb6877b5d7c 35 #include "begin_code.h"
miruga27 0:7fb6877b5d7c 36 /* Set up for C function definitions, even when using C++ */
miruga27 0:7fb6877b5d7c 37 #ifdef __cplusplus
miruga27 0:7fb6877b5d7c 38 extern "C" {
miruga27 0:7fb6877b5d7c 39 #endif
miruga27 0:7fb6877b5d7c 40
miruga27 0:7fb6877b5d7c 41 typedef Sint64 SDL_TouchID;
miruga27 0:7fb6877b5d7c 42 typedef Sint64 SDL_FingerID;
miruga27 0:7fb6877b5d7c 43
miruga27 0:7fb6877b5d7c 44 typedef struct SDL_Finger
miruga27 0:7fb6877b5d7c 45 {
miruga27 0:7fb6877b5d7c 46 SDL_FingerID id;
miruga27 0:7fb6877b5d7c 47 float x;
miruga27 0:7fb6877b5d7c 48 float y;
miruga27 0:7fb6877b5d7c 49 float pressure;
miruga27 0:7fb6877b5d7c 50 } SDL_Finger;
miruga27 0:7fb6877b5d7c 51
miruga27 0:7fb6877b5d7c 52 /* Used as the device ID for mouse events simulated with touch input */
miruga27 0:7fb6877b5d7c 53 #define SDL_TOUCH_MOUSEID ((Uint32)-1)
miruga27 0:7fb6877b5d7c 54
miruga27 0:7fb6877b5d7c 55
miruga27 0:7fb6877b5d7c 56 /* Function prototypes */
miruga27 0:7fb6877b5d7c 57
miruga27 0:7fb6877b5d7c 58 /**
miruga27 0:7fb6877b5d7c 59 * \brief Get the number of registered touch devices.
miruga27 0:7fb6877b5d7c 60 */
miruga27 0:7fb6877b5d7c 61 extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices(void);
miruga27 0:7fb6877b5d7c 62
miruga27 0:7fb6877b5d7c 63 /**
miruga27 0:7fb6877b5d7c 64 * \brief Get the touch ID with the given index, or 0 if the index is invalid.
miruga27 0:7fb6877b5d7c 65 */
miruga27 0:7fb6877b5d7c 66 extern DECLSPEC SDL_TouchID SDLCALL SDL_GetTouchDevice(int index);
miruga27 0:7fb6877b5d7c 67
miruga27 0:7fb6877b5d7c 68 /**
miruga27 0:7fb6877b5d7c 69 * \brief Get the number of active fingers for a given touch device.
miruga27 0:7fb6877b5d7c 70 */
miruga27 0:7fb6877b5d7c 71 extern DECLSPEC int SDLCALL SDL_GetNumTouchFingers(SDL_TouchID touchID);
miruga27 0:7fb6877b5d7c 72
miruga27 0:7fb6877b5d7c 73 /**
miruga27 0:7fb6877b5d7c 74 * \brief Get the finger object of the given touch, with the given index.
miruga27 0:7fb6877b5d7c 75 */
miruga27 0:7fb6877b5d7c 76 extern DECLSPEC SDL_Finger * SDLCALL SDL_GetTouchFinger(SDL_TouchID touchID, int index);
miruga27 0:7fb6877b5d7c 77
miruga27 0:7fb6877b5d7c 78 /* Ends C function definitions when using C++ */
miruga27 0:7fb6877b5d7c 79 #ifdef __cplusplus
miruga27 0:7fb6877b5d7c 80 }
miruga27 0:7fb6877b5d7c 81 #endif
miruga27 0:7fb6877b5d7c 82 #include "close_code.h"
miruga27 0:7fb6877b5d7c 83
miruga27 0:7fb6877b5d7c 84 #endif /* _SDL_touch_h */
miruga27 0:7fb6877b5d7c 85
miruga27 0:7fb6877b5d7c 86 /* vi: set ts=4 sw=4 expandtab: */