1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2006 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 GGI events into SDL events */
25
26 #include <sys/types.h>
27 #include <sys/time.h>
28 #include <unistd.h>
29 #include <fcntl.h>
30 #include <termios.h>
31
32 #include <ggi/keyboard.h>
33
34 #include "SDL_ggikeys.h"
35
36 #include "SDL.h"
37 #include "../SDL_sysvideo.h"
38 #include "../../events/SDL_sysevents.h"
39 #include "../../events/SDL_events_c.h"
40 #include "SDL_ggivideo.h"
41 #include "SDL_ggievents_c.h"
42
43 /* The translation tables from a GGI keycode to a SDL keysym */
44 static SDLKey keymap[128];
45 static SDL_keysym *GGI_TranslateKey(ggi_event *ev, SDL_keysym *keysym);
46
47 static int posted = 0;
48
GGI_PumpEvents(_THIS)49 void GGI_PumpEvents(_THIS)
50 {
51 struct timeval *tvp, tv = { 0, 0 };
52 ggi_event ev;
53
54 tvp = &tv;
55
56 /* ggiFlush(VIS); */
57
58 while (ggiEventPoll(VIS, emAll, tvp))
59 /* while (ggiEventPoll(VIS, (emKeyboard | emPointer | emCommand), tvp)) */
60 {
61 int queueevent_mouse = 0, queueevent_kbd = 0;
62 static int buttons = 0;
63 static int mouse_x = 0, mouse_y = 0, mouse_z = 0;
64 int x = 0, y = 0, z = 0, rx = 0, ry = 0, rz = 0;
65 int pressed_mouse, pressed_kbd;
66 SDL_keysym keysym;
67
68 posted = 0;
69
70 /* FIXME: We do not actually want all events, only
71 * mouse and keyboard events. Having to handle all
72 * events will slow things down. */
73
74 ggiEventRead(VIS, &ev, emAll);
75 /* ggiEventRead(VIS, &ev, (emKeyboard | emPointer | emCommand)); */
76
77 switch (ev.any.type)
78 {
79 case evPtrRelative:
80 x = ev.pmove.x;
81 y = ev.pmove.y;
82 z = ev.pmove.wheel;
83 posted += SDL_PrivateMouseMotion(0, 1, x, y);
84 break;
85 case evPtrAbsolute:
86 if (mouse_x != ev.pmove.x || mouse_y != ev.pmove.y || mouse_z != ev.pmove.wheel)
87 {
88 x = ev.pmove.x - mouse_x;
89 y = ev.pmove.y - mouse_y;
90 z = ev.pmove.wheel - mouse_z;
91 mouse_x = ev.pmove.x;
92 mouse_y = ev.pmove.y;
93 mouse_z = ev.pmove.wheel;
94 posted += SDL_PrivateMouseMotion(0, 1, x, y);
95 }
96 break;
97 case evPtrButtonPress:
98 posted += SDL_PrivateMouseButton(SDL_PRESSED, ev.pbutton.button, 0, 0);
99 break;
100 case evPtrButtonRelease:
101 posted += SDL_PrivateMouseButton(SDL_RELEASED, ev.pbutton.button, 0, 0);
102 break;
103 case evKeyPress:
104 case evKeyRepeat:
105 posted += SDL_PrivateKeyboard(SDL_PRESSED, GGI_TranslateKey(&ev, &keysym));
106 break;
107 case evKeyRelease:
108 posted += SDL_PrivateKeyboard(SDL_RELEASED, GGI_TranslateKey(&ev, &keysym));
109 break;
110 case evCommand:
111 fprintf(stderr, "Command event %x recieved\n", ev.cmd.code);
112 break;
113 default:
114 fprintf(stderr, "Unhandled event type %d\n", ev.any.type);
115 break;
116 }
117 }
118
119 }
120
GGI_InitOSKeymap(_THIS)121 void GGI_InitOSKeymap(_THIS)
122 {
123 int i;
124
125 /* Initialize the GGI key translation table */
126 for ( i=0; i<SDL_arraysize(keymap); ++i )
127 keymap[i] = SDLK_UNKNOWN;
128
129 keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;
130 keymap[SCANCODE_1] = SDLK_1;
131 keymap[SCANCODE_2] = SDLK_2;
132 keymap[SCANCODE_3] = SDLK_3;
133 keymap[SCANCODE_4] = SDLK_4;
134 keymap[SCANCODE_5] = SDLK_5;
135 keymap[SCANCODE_6] = SDLK_6;
136 keymap[SCANCODE_7] = SDLK_7;
137 keymap[SCANCODE_8] = SDLK_8;
138 keymap[SCANCODE_9] = SDLK_9;
139 keymap[SCANCODE_0] = SDLK_0;
140 keymap[SCANCODE_MINUS] = SDLK_MINUS;
141 keymap[SCANCODE_EQUAL] = SDLK_EQUALS;
142 keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;
143 keymap[SCANCODE_TAB] = SDLK_TAB;
144 keymap[SCANCODE_Q] = SDLK_q;
145 keymap[SCANCODE_W] = SDLK_w;
146 keymap[SCANCODE_E] = SDLK_e;
147 keymap[SCANCODE_R] = SDLK_r;
148 keymap[SCANCODE_T] = SDLK_t;
149 keymap[SCANCODE_Y] = SDLK_y;
150 keymap[SCANCODE_U] = SDLK_u;
151 keymap[SCANCODE_I] = SDLK_i;
152 keymap[SCANCODE_O] = SDLK_o;
153 keymap[SCANCODE_P] = SDLK_p;
154 keymap[SCANCODE_BRACKET_LEFT] = SDLK_LEFTBRACKET;
155 keymap[SCANCODE_BRACKET_RIGHT] = SDLK_RIGHTBRACKET;
156 keymap[SCANCODE_ENTER] = SDLK_RETURN;
157 keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;
158 keymap[SCANCODE_A] = SDLK_a;
159 keymap[SCANCODE_S] = SDLK_s;
160 keymap[SCANCODE_D] = SDLK_d;
161 keymap[SCANCODE_F] = SDLK_f;
162 keymap[SCANCODE_G] = SDLK_g;
163 keymap[SCANCODE_H] = SDLK_h;
164 keymap[SCANCODE_J] = SDLK_j;
165 keymap[SCANCODE_K] = SDLK_k;
166 keymap[SCANCODE_L] = SDLK_l;
167 keymap[SCANCODE_SEMICOLON] = SDLK_SEMICOLON;
168 keymap[SCANCODE_APOSTROPHE] = SDLK_QUOTE;
169 keymap[SCANCODE_GRAVE] = SDLK_BACKQUOTE;
170 keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;
171 keymap[SCANCODE_BACKSLASH] = SDLK_BACKSLASH;
172 keymap[SCANCODE_Z] = SDLK_z;
173 keymap[SCANCODE_X] = SDLK_x;
174 keymap[SCANCODE_C] = SDLK_c;
175 keymap[SCANCODE_V] = SDLK_v;
176 keymap[SCANCODE_B] = SDLK_b;
177 keymap[SCANCODE_N] = SDLK_n;
178 keymap[SCANCODE_M] = SDLK_m;
179 keymap[SCANCODE_COMMA] = SDLK_COMMA;
180 keymap[SCANCODE_PERIOD] = SDLK_PERIOD;
181 keymap[SCANCODE_SLASH] = SDLK_SLASH;
182 keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;
183 keymap[SCANCODE_KEYPADMULTIPLY] = SDLK_KP_MULTIPLY;
184 keymap[SCANCODE_LEFTALT] = SDLK_LALT;
185 keymap[SCANCODE_SPACE] = SDLK_SPACE;
186 keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;
187 keymap[SCANCODE_F1] = SDLK_F1;
188 keymap[SCANCODE_F2] = SDLK_F2;
189 keymap[SCANCODE_F3] = SDLK_F3;
190 keymap[SCANCODE_F4] = SDLK_F4;
191 keymap[SCANCODE_F5] = SDLK_F5;
192 keymap[SCANCODE_F6] = SDLK_F6;
193 keymap[SCANCODE_F7] = SDLK_F7;
194 keymap[SCANCODE_F8] = SDLK_F8;
195 keymap[SCANCODE_F9] = SDLK_F9;
196 keymap[SCANCODE_F10] = SDLK_F10;
197 keymap[SCANCODE_NUMLOCK] = SDLK_NUMLOCK;
198 keymap[SCANCODE_SCROLLLOCK] = SDLK_SCROLLOCK;
199 keymap[SCANCODE_KEYPAD7] = SDLK_KP7;
200 keymap[SCANCODE_CURSORUPLEFT] = SDLK_KP7;
201 keymap[SCANCODE_KEYPAD8] = SDLK_KP8;
202 keymap[SCANCODE_CURSORUP] = SDLK_KP8;
203 keymap[SCANCODE_KEYPAD9] = SDLK_KP9;
204 keymap[SCANCODE_CURSORUPRIGHT] = SDLK_KP9;
205 keymap[SCANCODE_KEYPADMINUS] = SDLK_KP_MINUS;
206 keymap[SCANCODE_KEYPAD4] = SDLK_KP4;
207 keymap[SCANCODE_CURSORLEFT] = SDLK_KP4;
208 keymap[SCANCODE_KEYPAD5] = SDLK_KP5;
209 keymap[SCANCODE_KEYPAD6] = SDLK_KP6;
210 keymap[SCANCODE_CURSORRIGHT] = SDLK_KP6;
211 keymap[SCANCODE_KEYPADPLUS] = SDLK_KP_PLUS;
212 keymap[SCANCODE_KEYPAD1] = SDLK_KP1;
213 keymap[SCANCODE_CURSORDOWNLEFT] = SDLK_KP1;
214 keymap[SCANCODE_KEYPAD2] = SDLK_KP2;
215 keymap[SCANCODE_CURSORDOWN] = SDLK_KP2;
216 keymap[SCANCODE_KEYPAD3] = SDLK_KP3;
217 keymap[SCANCODE_CURSORDOWNRIGHT] = SDLK_KP3;
218 keymap[SCANCODE_KEYPAD0] = SDLK_KP0;
219 keymap[SCANCODE_KEYPADPERIOD] = SDLK_KP_PERIOD;
220 keymap[SCANCODE_LESS] = SDLK_LESS;
221 keymap[SCANCODE_F11] = SDLK_F11;
222 keymap[SCANCODE_F12] = SDLK_F12;
223 keymap[SCANCODE_KEYPADENTER] = SDLK_KP_ENTER;
224 keymap[SCANCODE_RIGHTCONTROL] = SDLK_RCTRL;
225 keymap[SCANCODE_CONTROL] = SDLK_RCTRL;
226 keymap[SCANCODE_KEYPADDIVIDE] = SDLK_KP_DIVIDE;
227 keymap[SCANCODE_PRINTSCREEN] = SDLK_PRINT;
228 keymap[SCANCODE_RIGHTALT] = SDLK_RALT;
229 keymap[SCANCODE_BREAK] = SDLK_BREAK;
230 keymap[SCANCODE_BREAK_ALTERNATIVE] = SDLK_UNKNOWN;
231 keymap[SCANCODE_HOME] = SDLK_HOME;
232 keymap[SCANCODE_CURSORBLOCKUP] = SDLK_UP;
233 keymap[SCANCODE_PAGEUP] = SDLK_PAGEUP;
234 keymap[SCANCODE_CURSORBLOCKLEFT] = SDLK_LEFT;
235 keymap[SCANCODE_CURSORBLOCKRIGHT] = SDLK_RIGHT;
236 keymap[SCANCODE_END] = SDLK_END;
237 keymap[SCANCODE_CURSORBLOCKDOWN] = SDLK_DOWN;
238 keymap[SCANCODE_PAGEDOWN] = SDLK_PAGEDOWN;
239 keymap[SCANCODE_INSERT] = SDLK_INSERT;
240 keymap[SCANCODE_REMOVE] = SDLK_DELETE;
241 keymap[119] = SDLK_PAUSE;
242 keymap[SCANCODE_RIGHTWIN] = SDLK_RSUPER;
243 keymap[SCANCODE_LEFTWIN] = SDLK_LSUPER;
244 keymap[127] = SDLK_MENU;
245 }
246
247
248
GGI_TranslateKey(gii_event * ev,SDL_keysym * keysym)249 static SDL_keysym *GGI_TranslateKey(gii_event *ev, SDL_keysym *keysym)
250 {
251 /* Set the keysym information */
252 keysym->scancode = ev->key.button;
253 keysym->sym = keymap[ev->key.button];
254 keysym->mod = KMOD_NONE;
255
256 /* If UNICODE is on, get the UNICODE value for the key */
257 keysym->unicode = 0;
258 if (SDL_TranslateUNICODE)
259 {
260 keysym->unicode = GII_UNICODE(ev->key.sym);
261 }
262
263 return keysym;
264 }
265