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comparison src/video/ataricommon/SDL_biosevents.c @ 3860:bf1586b58ef2 SDL-1.2

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Factorize keyboard mapping between drivers
author Patrice Mandin <patmandin@gmail.com>
date Wed, 13 Sep 2006 21:18:35 +0000
parents f1816773a309
children a1b03ba2fcd0
comparison
equal deleted inserted replaced
3859:5d14acfdf84d 3860:bf1586b58ef2
37 #include "SDL_atarikeys.h" 37 #include "SDL_atarikeys.h"
38 #include "SDL_atarievents_c.h" 38 #include "SDL_atarievents_c.h"
39 #include "SDL_xbiosevents_c.h" 39 #include "SDL_xbiosevents_c.h"
40 #include "SDL_ataridevmouse_c.h" 40 #include "SDL_ataridevmouse_c.h"
41 41
42 /* To save state of keyboard */
43 #define ATARIBIOS_MAXKEYS 128
44
45 static unsigned char bios_currentkeyboard[ATARIBIOS_MAXKEYS]; 42 static unsigned char bios_currentkeyboard[ATARIBIOS_MAXKEYS];
46 static unsigned char bios_previouskeyboard[ATARIBIOS_MAXKEYS]; 43 static unsigned char bios_previouskeyboard[ATARIBIOS_MAXKEYS];
47 static unsigned char bios_currentascii[ATARIBIOS_MAXKEYS];
48 static SDL_bool use_dev_mouse = SDL_FALSE; 44 static SDL_bool use_dev_mouse = SDL_FALSE;
49 45
50 /* Special keys state */
51 enum {
52 K_RSHIFT=0,
53 K_LSHIFT,
54 K_CTRL,
55 K_ALT,
56 K_CAPSLOCK,
57 K_CLRHOME,
58 K_INSERT
59 };
60
61 /* The translation tables from a console scancode to a SDL keysym */
62 static SDLKey keymap[ATARIBIOS_MAXKEYS];
63
64 static SDL_keysym *TranslateKey(int scancode, int asciicode, SDL_keysym *keysym,
65 SDL_bool pressed);
66 static void UpdateSpecialKeys(int special_keys_state); 46 static void UpdateSpecialKeys(int special_keys_state);
67 47
68 void AtariBios_InitOSKeymap(_THIS) 48 void AtariBios_InitOSKeymap(_THIS)
69 { 49 {
70 int i, vectors_mask; 50 int i, vectors_mask;
71 unsigned long dummy; 51 unsigned long dummy;
72 52
73 SDL_memset(bios_currentkeyboard, 0, sizeof(bios_currentkeyboard)); 53 SDL_memset(bios_currentkeyboard, 0, sizeof(bios_currentkeyboard));
74 SDL_memset(bios_previouskeyboard, 0, sizeof(bios_previouskeyboard)); 54 SDL_memset(bios_previouskeyboard, 0, sizeof(bios_previouskeyboard));
75 55
76 /* Initialize keymap */
77 for ( i=0; i<ATARIBIOS_MAXKEYS; i++ )
78 keymap[i] = SDLK_UNKNOWN;
79
80 /* Functions keys */
81 for ( i = 0; i<10; i++ )
82 keymap[SCANCODE_F1 + i] = SDLK_F1+i;
83
84 /* Cursor keypad */
85 keymap[SCANCODE_HELP] = SDLK_HELP;
86 keymap[SCANCODE_UNDO] = SDLK_UNDO;
87 keymap[SCANCODE_INSERT] = SDLK_INSERT;
88 keymap[SCANCODE_CLRHOME] = SDLK_HOME;
89 keymap[SCANCODE_UP] = SDLK_UP;
90 keymap[SCANCODE_DOWN] = SDLK_DOWN;
91 keymap[SCANCODE_RIGHT] = SDLK_RIGHT;
92 keymap[SCANCODE_LEFT] = SDLK_LEFT;
93
94 /* Special keys */
95 keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;
96 keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;
97 keymap[SCANCODE_TAB] = SDLK_TAB;
98 keymap[SCANCODE_ENTER] = SDLK_RETURN;
99 keymap[SCANCODE_DELETE] = SDLK_DELETE;
100 keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;
101 keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;
102 keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;
103 keymap[SCANCODE_LEFTALT] = SDLK_LALT;
104 keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;
105
106 use_dev_mouse = (SDL_AtariDevMouse_Open()!=0) ? SDL_TRUE : SDL_FALSE; 56 use_dev_mouse = (SDL_AtariDevMouse_Open()!=0) ? SDL_TRUE : SDL_FALSE;
107 57
108 vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */ 58 vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */
109 if (!use_dev_mouse) { 59 if (!use_dev_mouse) {
110 vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */ 60 vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */
111 } 61 }
112 if (Getcookie(C_MiNT, &dummy)==C_FOUND) { 62 /* if (Getcookie(C_MiNT, &dummy)==C_FOUND) {
113 vectors_mask = 0; 63 vectors_mask = 0;
114 } 64 }*/
115 65
116 SDL_AtariXbios_InstallVectors(vectors_mask); 66 SDL_AtariXbios_InstallVectors(vectors_mask);
117 } 67 }
118 68
119 void AtariBios_PumpEvents(_THIS) 69 void AtariBios_PumpEvents(_THIS)
124 /* Update pressed keys */ 74 /* Update pressed keys */
125 SDL_memset(bios_currentkeyboard, 0, ATARIBIOS_MAXKEYS); 75 SDL_memset(bios_currentkeyboard, 0, ATARIBIOS_MAXKEYS);
126 76
127 while (Bconstat(_CON)) { 77 while (Bconstat(_CON)) {
128 unsigned long key_pressed; 78 unsigned long key_pressed;
129 unsigned char asciicode, scancode;
130
131 key_pressed=Bconin(_CON); 79 key_pressed=Bconin(_CON);
132 80 bios_currentkeyboard[(key_pressed>>16)&(ATARIBIOS_MAXKEYS-1)]=0xFF;
133 asciicode = key_pressed;
134 scancode = key_pressed >> 16;
135
136 bios_currentkeyboard[scancode]=0xFF;
137 bios_currentascii[scancode]=asciicode;
138 } 81 }
139 82
140 /* Read special keys */ 83 /* Read special keys */
141 UpdateSpecialKeys(Kbshift(-1)); 84 UpdateSpecialKeys(Kbshift(-1));
142 85
143 /* Now generate events */ 86 /* Now generate events */
144 for (i=0; i<ATARIBIOS_MAXKEYS; i++) { 87 for (i=0; i<ATARIBIOS_MAXKEYS; i++) {
145 /* Key pressed ? */ 88 /* Key pressed ? */
146 if (bios_currentkeyboard[i] && !bios_previouskeyboard[i]) 89 if (bios_currentkeyboard[i] && !bios_previouskeyboard[i])
147 SDL_PrivateKeyboard(SDL_PRESSED, 90 SDL_PrivateKeyboard(SDL_PRESSED,
148 TranslateKey(i, bios_currentascii[i], &keysym, SDL_TRUE)); 91 SDL_Atari_TranslateKey(i, &keysym, SDL_TRUE));
149 92
150 /* Key unpressed ? */ 93 /* Key unpressed ? */
151 if (bios_previouskeyboard[i] && !bios_currentkeyboard[i]) 94 if (bios_previouskeyboard[i] && !bios_currentkeyboard[i])
152 SDL_PrivateKeyboard(SDL_RELEASED, 95 SDL_PrivateKeyboard(SDL_RELEASED,
153 TranslateKey(i, bios_currentascii[i], &keysym, SDL_FALSE)); 96 SDL_Atari_TranslateKey(i, &keysym, SDL_FALSE));
154 } 97 }
155 98
156 if (use_dev_mouse) { 99 if (use_dev_mouse) {
157 SDL_AtariDevMouse_PostMouseEvents(this, SDL_TRUE); 100 SDL_AtariDevMouse_PostMouseEvents(this, SDL_TRUE);
158 } else { 101 } else {
159 SDL_AtariXbios_PostMouseEvents(this, SDL_TRUE); 102 SDL_AtariXbios_PostMouseEvents(this, SDL_TRUE);
160 } 103 }
161 104
162 /* Will be previous table */ 105 /* Will be previous table */
163 SDL_memcpy(bios_previouskeyboard, bios_currentkeyboard, ATARIBIOS_MAXKEYS); 106 SDL_memcpy(bios_previouskeyboard, bios_currentkeyboard, sizeof(bios_previouskeyboard));
164 } 107 }
165 108
166 static void UpdateSpecialKeys(int special_keys_state) 109 static void UpdateSpecialKeys(int special_keys_state)
167 { 110 {
168 #define UPDATE_SPECIAL_KEYS(numbit,scancode) \ 111 #define UPDATE_SPECIAL_KEYS(numbit,scancode) \
169 { \ 112 { \
170 if (special_keys_state & (1<<(numbit))) { \ 113 if (special_keys_state & (1<<(numbit))) { \
171 bios_currentkeyboard[scancode]=0xFF; \ 114 bios_currentkeyboard[scancode]=0xFF; \
172 bios_currentascii[scancode]=0; \
173 } \ 115 } \
174 } 116 }
175 117
176 UPDATE_SPECIAL_KEYS(K_RSHIFT, SCANCODE_RIGHTSHIFT); 118 UPDATE_SPECIAL_KEYS(K_RSHIFT, SCANCODE_RIGHTSHIFT);
177 UPDATE_SPECIAL_KEYS(K_LSHIFT, SCANCODE_LEFTSHIFT); 119 UPDATE_SPECIAL_KEYS(K_LSHIFT, SCANCODE_LEFTSHIFT);
178 UPDATE_SPECIAL_KEYS(K_CTRL, SCANCODE_LEFTCONTROL); 120 UPDATE_SPECIAL_KEYS(K_CTRL, SCANCODE_LEFTCONTROL);
179 UPDATE_SPECIAL_KEYS(K_ALT, SCANCODE_LEFTALT); 121 UPDATE_SPECIAL_KEYS(K_ALT, SCANCODE_LEFTALT);
180 UPDATE_SPECIAL_KEYS(K_CAPSLOCK, SCANCODE_CAPSLOCK); 122 UPDATE_SPECIAL_KEYS(K_CAPSLOCK, SCANCODE_CAPSLOCK);
181 } 123 }
182 124
183 static SDL_keysym *TranslateKey(int scancode, int asciicode, SDL_keysym *keysym,
184 SDL_bool pressed)
185 {
186 /* Set the keysym information */
187 keysym->scancode = scancode;
188
189 if (asciicode)
190 keysym->sym = asciicode;
191 else
192 keysym->sym = keymap[scancode];
193
194 keysym->mod = KMOD_NONE;
195 keysym->unicode = 0;
196 if (SDL_TranslateUNICODE && pressed) {
197 keysym->unicode = SDL_AtariToUnicodeTable[asciicode];
198 }
199
200 return(keysym);
201 }
202
203 void AtariBios_ShutdownEvents(void) 125 void AtariBios_ShutdownEvents(void)
204 { 126 {
205 SDL_AtariXbios_RestoreVectors(); 127 SDL_AtariXbios_RestoreVectors();
206 if (use_dev_mouse) { 128 if (use_dev_mouse) {
207 SDL_AtariDevMouse_Close(); 129 SDL_AtariDevMouse_Close();