e14743d1 |
1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | /* Handle the event stream, converting AA events into SDL events */ |
25 | |
26 | #include <stdio.h> |
27 | |
28 | #include <aalib.h> |
29 | |
30 | #include "SDL.h" |
31 | #include "../../events/SDL_sysevents.h" |
32 | #include "../../events/SDL_events_c.h" |
33 | #include "SDL_aavideo.h" |
34 | #include "SDL_aaevents_c.h" |
35 | |
36 | /* The translation tables from a console scancode to a SDL keysym */ |
37 | static SDLKey keymap[401]; |
38 | |
39 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); |
40 | |
41 | |
42 | void AA_PumpEvents(_THIS) |
43 | { |
44 | int posted = 0; |
45 | int mouse_button, mouse_x, mouse_y; |
46 | int evt; |
47 | SDL_keysym keysym; |
48 | |
49 | static int prev_button = -1, prev_x = -1, prev_y = -1; |
50 | |
51 | if( ! this->screen ) /* Wait till we got the screen initialized */ |
52 | return; |
53 | |
54 | do { |
55 | posted = 0; |
56 | /* Gather events */ |
57 | |
58 | /* Get mouse status */ |
59 | SDL_mutexP(AA_mutex); |
60 | aa_getmouse (AA_context, &mouse_x, &mouse_y, &mouse_button); |
61 | SDL_mutexV(AA_mutex); |
62 | mouse_x = mouse_x * this->screen->w / aa_scrwidth (AA_context); |
63 | mouse_y = mouse_y * this->screen->h / aa_scrheight (AA_context); |
64 | |
65 | /* Compare against previous state and generate events */ |
66 | if( prev_button != mouse_button ) { |
67 | if( mouse_button & AA_BUTTON1 ) { |
68 | if ( ! (prev_button & AA_BUTTON1) ) { |
69 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 1, 0, 0); |
70 | } |
71 | } else { |
72 | if ( prev_button & AA_BUTTON1 ) { |
73 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 1, 0, 0); |
74 | } |
75 | } |
76 | if( mouse_button & AA_BUTTON2 ) { |
77 | if ( ! (prev_button & AA_BUTTON2) ) { |
78 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 2, 0, 0); |
79 | } |
80 | } else { |
81 | if ( prev_button & AA_BUTTON2 ) { |
82 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 2, 0, 0); |
83 | } |
84 | } |
85 | if( mouse_button & AA_BUTTON3 ) { |
86 | if ( ! (prev_button & AA_BUTTON3) ) { |
87 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 3, 0, 0); |
88 | } |
89 | } else { |
90 | if ( prev_button & AA_BUTTON3 ) { |
91 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 3, 0, 0); |
92 | } |
93 | } |
94 | } |
95 | if ( prev_x != mouse_x || prev_y != mouse_y ) { |
96 | posted += SDL_PrivateMouseMotion(0, 0, mouse_x, mouse_y); |
97 | } |
98 | |
99 | prev_button = mouse_button; |
100 | prev_x = mouse_x; prev_y = mouse_y; |
101 | |
102 | /* Get keyboard event */ |
103 | SDL_mutexP(AA_mutex); |
104 | evt = aa_getevent(AA_context, 0); |
105 | SDL_mutexV(AA_mutex); |
106 | if ( (evt > AA_NONE) && (evt < AA_RELEASE) && (evt != AA_MOUSE) && (evt != AA_RESIZE) ) { |
107 | /* Key pressed */ |
108 | /* printf("Key pressed: %d (%c)\n", evt, evt); */ |
109 | posted += SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(evt, &keysym)); |
110 | } else if ( evt >= AA_RELEASE ) { |
111 | /* Key released */ |
112 | evt &= ~AA_RELEASE; |
113 | /* printf("Key released: %d (%c)\n", evt, evt); */ |
114 | posted += SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(evt, &keysym)); |
115 | } |
116 | } while ( posted ); |
117 | } |
118 | |
119 | void AA_InitOSKeymap(_THIS) |
120 | { |
121 | int i; |
122 | static const char *std_keys = " 01234567890&#'()_-|$*+-=/\\:;.,!?<>{}[]@~%^\x9"; |
123 | const char *std; |
124 | |
125 | /* Initialize the AAlib key translation table */ |
126 | for ( i=0; i<SDL_arraysize(keymap); ++i ) |
127 | keymap[i] = SDLK_UNKNOWN; |
128 | |
129 | /* Alphabet keys */ |
130 | for ( i = 0; i<26; ++i ){ |
131 | keymap['a' + i] = SDLK_a+i; |
132 | keymap['A' + i] = SDLK_a+i; |
133 | } |
134 | /* Function keys */ |
135 | for ( i = 0; i<12; ++i ){ |
136 | keymap[334 + i] = SDLK_F1+i; |
137 | } |
138 | /* Keys that have the same symbols and don't have to be translated */ |
139 | for( std = std_keys; *std; std ++ ) { |
140 | keymap[*std] = *std; |
141 | } |
142 | |
143 | keymap[13] = SDLK_RETURN; |
144 | keymap[AA_BACKSPACE] = SDLK_BACKSPACE; |
145 | |
146 | keymap[369] = SDLK_LSHIFT; |
147 | keymap[370] = SDLK_RSHIFT; |
148 | keymap[371] = SDLK_LCTRL; |
149 | keymap[372] = SDLK_RCTRL; |
150 | keymap[377] = SDLK_LALT; |
151 | keymap[270] = SDLK_RALT; |
152 | keymap[271] = SDLK_NUMLOCK; |
153 | keymap[373] = SDLK_CAPSLOCK; |
154 | keymap[164] = SDLK_SCROLLOCK; |
155 | |
156 | keymap[243] = SDLK_INSERT; |
157 | keymap[304] = SDLK_DELETE; |
158 | keymap[224] = SDLK_HOME; |
159 | keymap[231] = SDLK_END; |
160 | keymap[229] = SDLK_PAGEUP; |
161 | keymap[230] = SDLK_PAGEDOWN; |
162 | |
163 | keymap[241] = SDLK_PRINT; |
164 | keymap[163] = SDLK_BREAK; |
165 | |
166 | keymap[302] = SDLK_KP0; |
167 | keymap[300] = SDLK_KP1; |
168 | keymap[297] = SDLK_KP2; |
169 | keymap[299] = SDLK_KP3; |
170 | keymap[294] = SDLK_KP4; |
171 | keymap[301] = SDLK_KP5; |
172 | keymap[296] = SDLK_KP6; |
173 | keymap[293] = SDLK_KP7; |
174 | keymap[295] = SDLK_KP8; |
175 | keymap[298] = SDLK_KP9; |
176 | |
177 | keymap[AA_ESC] = SDLK_ESCAPE; |
178 | keymap[AA_UP] = SDLK_UP; |
179 | keymap[AA_DOWN] = SDLK_DOWN; |
180 | keymap[AA_LEFT] = SDLK_LEFT; |
181 | keymap[AA_RIGHT] = SDLK_RIGHT; |
182 | } |
183 | |
184 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
185 | { |
186 | /* Sanity check */ |
187 | if ( scancode >= SDL_arraysize(keymap) ) |
188 | scancode = AA_UNKNOWN; |
189 | |
190 | /* Set the keysym information */ |
191 | keysym->scancode = scancode; |
192 | keysym->sym = keymap[scancode]; |
193 | keysym->mod = KMOD_NONE; |
194 | |
195 | /* If UNICODE is on, get the UNICODE value for the key */ |
196 | keysym->unicode = 0; |
197 | if ( SDL_TranslateUNICODE ) { |
198 | /* Populate the unicode field with the ASCII value */ |
199 | keysym->unicode = scancode; |
200 | } |
201 | return(keysym); |
202 | } |