1/**
2 * Copyright (c) 2006-2023 LOVE Development Team
3 *
4 * This software is provided 'as-is', without any express or implied
5 * warranty. In no event will the authors be held liable for any damages
6 * arising from the use of this software.
7 *
8 * Permission is granted to anyone to use this software for any purpose,
9 * including commercial applications, and to alter it and redistribute it
10 * freely, subject to the following restrictions:
11 *
12 * 1. The origin of this software must not be misrepresented; you must not
13 * claim that you wrote the original software. If you use this software
14 * in a product, an acknowledgment in the product documentation would be
15 * appreciated but is not required.
16 * 2. Altered source versions must be plainly marked as such, and must not be
17 * misrepresented as being the original software.
18 * 3. This notice may not be removed or altered from any source distribution.
19 **/
20
21#ifndef LOVE_TOUCH_SDL_TOUCH_H
22#define LOVE_TOUCH_SDL_TOUCH_H
23
24// LOVE
25#include "touch/Touch.h"
26
27// SDL
28#include <SDL_events.h>
29
30namespace love
31{
32namespace touch
33{
34namespace sdl
35{
36
37class Touch : public love::touch::Touch
38{
39public:
40
41 virtual ~Touch() {}
42
43 const std::vector<TouchInfo> &getTouches() const override;
44 const TouchInfo &getTouch(int64 id) const override;
45
46 // Implements Module.
47 const char *getName() const override;
48
49 // SDL has functions to query the state of touch presses, but unfortunately
50 // they are updated on a different thread in some backends, which causes
51 // issues especially if the user is iterating through the current touches
52 // when they're updated. So we only update our touch press state in
53 // love::event::sdl::Event::convert.
54 void onEvent(Uint32 eventtype, const TouchInfo &info);
55
56private:
57
58 // All current touches.
59 std::vector<TouchInfo> touches;
60
61}; // Touch
62
63} // sdl
64} // touch
65} // love
66
67#endif // LOVE_TOUCH_SDL_TOUCH_H
68