source: trunk/src/platform/sdl/sdlinput.cpp @ 1082

Last change on this file since 1082 was 865, checked in by sam, 9 years ago

core: move platform-specific code to specific directories.

  • Property svn:keywords set to Id
File size: 2.3 KB
Line 
1//
2// Lol Engine
3//
4// Copyright: (c) 2010-2011 Sam Hocevar <sam@hocevar.net>
5//   This program is free software; you can redistribute it and/or
6//   modify it under the terms of the Do What The Fuck You Want To
7//   Public License, Version 2, as published by Sam Hocevar. See
8//   http://sam.zoy.org/projects/COPYING.WTFPL for more details.
9//
10
11#if defined HAVE_CONFIG_H
12#   include "config.h"
13#endif
14
15#if defined USE_SDL
16#   include <SDL.h>
17#endif
18
19#include "core.h"
20#include "sdlinput.h"
21
22namespace lol
23{
24
25/*
26 * SDL Input implementation class
27 */
28
29class SdlInputData
30{
31    friend class SdlInput;
32
33private:
34    static ivec2 GetMousePos();
35};
36
37/*
38 * Public SdlInput class
39 */
40
41SdlInput::SdlInput()
42  : data(new SdlInputData())
43{
44#if defined USE_SDL
45    SDL_Init(SDL_INIT_TIMER);
46
47    gamegroup = GAMEGROUP_BEFORE;
48#endif
49}
50
51void SdlInput::TickGame(float deltams)
52{
53#if defined USE_SDL
54    Entity::TickGame(deltams);
55
56    /* Handle mouse input */
57    ivec2 mouse = SdlInputData::GetMousePos();;
58    Input::SetMousePos(mouse);
59
60    /* Handle keyboard and WM events */
61    SDL_Event event;
62    while (SDL_PollEvent(&event))
63    {
64        switch (event.type)
65        {
66        case SDL_QUIT:
67            Ticker::Shutdown();
68            break;
69#if 0
70        case SDL_KEYDOWN:
71            Input::KeyPressed(event.key.keysym.sym, deltams);
72            break;
73#endif
74        case SDL_MOUSEBUTTONDOWN:
75        case SDL_MOUSEBUTTONUP:
76        {
77            ivec2 newmouse = SdlInputData::GetMousePos();
78            if (newmouse != mouse)
79                Input::SetMousePos(mouse = newmouse);
80            if (event.type == SDL_MOUSEBUTTONDOWN)
81                Input::SetMouseButton(event.button.button - 1);
82            else
83                Input::UnsetMouseButton(event.button.button - 1);
84            break;
85        }
86        }
87    }
88
89    /* Send the whole keyboard state to the input system */
90#if 0
91    Uint8 *keystate = SDL_GetKeyState(NULL);
92    for (int i = 0; i < 256; i++)
93        if (keystate[i])
94            Input::KeyPressed(i, deltams);
95#endif
96#endif
97}
98
99SdlInput::~SdlInput()
100{
101    delete data;
102}
103
104ivec2 SdlInputData::GetMousePos()
105{
106    ivec2 ret(-1, -1);
107
108#if defined USE_SDL
109    if (SDL_GetAppState() & SDL_APPMOUSEFOCUS)
110    {
111        SDL_GetMouseState(&ret.x, &ret.y);
112        ret.y = Video::GetSize().y - 1 - ret.y;
113    }
114#endif
115    return ret;
116}
117
118} /* namespace lol */
119
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