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annotate src/video/ataricommon/SDL_atarievents.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 d910939febfa
children a1b03ba2fcd0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /*
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25 * Atari keyboard events manager
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26 *
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27 * Patrice Mandin
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28 *
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29 * This routines choose what the final event manager will be
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30 */
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31
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32 #include <mint/cookie.h>
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33 #include <mint/ostruct.h>
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34 #include <mint/osbind.h>
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35
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36 #include "../../events/SDL_sysevents.h"
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37 #include "../../events/SDL_events_c.h"
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38
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39 #include "SDL_atarikeys.h"
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40 #include "SDL_atarievents_c.h"
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41 #include "SDL_biosevents_c.h"
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42 #include "SDL_gemdosevents_c.h"
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43 #include "SDL_ikbdevents_c.h"
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44
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45 enum {
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46 MCH_ST=0,
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47 MCH_STE,
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48 MCH_TT,
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49 MCH_F30,
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50 MCH_CLONE,
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51 MCH_ARANYM
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52 };
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53
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54 #ifndef KT_NOCHANGE
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55 # define KT_NOCHANGE -1
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56 #endif
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57
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58 /* The translation tables from a console scancode to a SDL keysym */
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59 static SDLKey keymap[ATARIBIOS_MAXKEYS];
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60 static unsigned char *keytab_normal;
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61
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62 void (*Atari_ShutdownEvents)(void);
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63
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64 static void Atari_InitializeEvents(_THIS)
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65 {
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66 const char *envr;
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67 unsigned long cookie_mch;
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68
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69 /* Test if we are on an Atari machine or not */
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70 if (Getcookie(C__MCH, &cookie_mch) == C_NOTFOUND) {
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71 cookie_mch = 0;
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72 }
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73 cookie_mch >>= 16;
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74
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75 /* Default is Ikbd, the faster except for clones */
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76 switch(cookie_mch) {
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77 case MCH_ST:
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78 case MCH_STE:
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79 case MCH_TT:
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80 case MCH_F30:
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81 case MCH_ARANYM:
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82 this->InitOSKeymap=AtariIkbd_InitOSKeymap;
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83 this->PumpEvents=AtariIkbd_PumpEvents;
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84 Atari_ShutdownEvents=AtariIkbd_ShutdownEvents;
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85 break;
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86 default:
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87 this->InitOSKeymap=AtariGemdos_InitOSKeymap;
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88 this->PumpEvents=AtariGemdos_PumpEvents;
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89 Atari_ShutdownEvents=AtariGemdos_ShutdownEvents;
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90 break;
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91 }
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92
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93 envr = SDL_getenv("SDL_ATARI_EVENTSDRIVER");
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94
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95 if (!envr) {
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96 return;
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97 }
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98
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99 if (SDL_strcmp(envr, "ikbd") == 0) {
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100 this->InitOSKeymap=AtariIkbd_InitOSKeymap;
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101 this->PumpEvents=AtariIkbd_PumpEvents;
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102 Atari_ShutdownEvents=AtariIkbd_ShutdownEvents;
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103 }
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104
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105 if (SDL_strcmp(envr, "gemdos") == 0) {
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106 this->InitOSKeymap=AtariGemdos_InitOSKeymap;
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107 this->PumpEvents=AtariGemdos_PumpEvents;
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108 Atari_ShutdownEvents=AtariGemdos_ShutdownEvents;
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109 }
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110
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111 if (SDL_strcmp(envr, "bios") == 0) {
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112 this->InitOSKeymap=AtariBios_InitOSKeymap;
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113 this->PumpEvents=AtariBios_PumpEvents;
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114 Atari_ShutdownEvents=AtariBios_ShutdownEvents;
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115 }
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116 }
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117
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118 void Atari_InitOSKeymap(_THIS)
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119 {
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120 Atari_InitializeEvents(this);
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121
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122 SDL_Atari_InitInternalKeymap(this);
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123
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124 /* Call choosen routine */
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125 this->InitOSKeymap(this);
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126 }
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127
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128 void SDL_Atari_InitInternalKeymap(_THIS)
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129 {
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130 int i;
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131 _KEYTAB *key_tables;
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132
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133 /* Read system tables for scancode -> ascii translation */
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134 key_tables = (_KEYTAB *) Keytbl(KT_NOCHANGE, KT_NOCHANGE, KT_NOCHANGE);
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135 keytab_normal = key_tables->unshift;
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136
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137 /* Initialize keymap */
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138 for ( i=0; i<ATARIBIOS_MAXKEYS; i++ )
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139 keymap[i] = SDLK_UNKNOWN;
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140
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141 /* Functions keys */
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142 for ( i = 0; i<10; i++ )
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143 keymap[SCANCODE_F1 + i] = SDLK_F1+i;
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144
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145 /* Cursor keypad */
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146 keymap[SCANCODE_HELP] = SDLK_HELP;
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147 keymap[SCANCODE_UNDO] = SDLK_UNDO;
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148 keymap[SCANCODE_INSERT] = SDLK_INSERT;
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149 keymap[SCANCODE_CLRHOME] = SDLK_HOME;
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150 keymap[SCANCODE_UP] = SDLK_UP;
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151 keymap[SCANCODE_DOWN] = SDLK_DOWN;
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152 keymap[SCANCODE_RIGHT] = SDLK_RIGHT;
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153 keymap[SCANCODE_LEFT] = SDLK_LEFT;
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154
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155 /* Special keys */
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156 keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;
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157 keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;
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158 keymap[SCANCODE_TAB] = SDLK_TAB;
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159 keymap[SCANCODE_ENTER] = SDLK_RETURN;
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160 keymap[SCANCODE_DELETE] = SDLK_DELETE;
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161 keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;
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162 keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;
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163 keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;
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164 keymap[SCANCODE_LEFTALT] = SDLK_LALT;
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165 keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;
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166 }
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167
281
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Sam Lantinga <slouken@libsdl.org>
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168 void Atari_PumpEvents(_THIS)
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169 {
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170 Atari_InitializeEvents(this);
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171
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172 /* Call choosen routine */
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173 this->PumpEvents(this);
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174 }
1209
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175
1221
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176 /* Atari to Unicode charset translation table */
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177
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178 Uint16 SDL_AtariToUnicodeTable[256]={
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179 /* Standard ASCII characters from 0x00 to 0x7e */
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180 /* Unicode stuff from 0x7f to 0xff */
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181
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182 0x0000,0x0001,0x0002,0x0003,0x0004,0x0005,0x0006,0x0007,
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183 0x0008,0x0009,0x000A,0x000B,0x000C,0x000D,0x000E,0x000F,
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184 0x0010,0x0011,0x0012,0x0013,0x0014,0x0015,0x0016,0x0017,
8ef3e7e92a91 Use a simple table for Unicode translation
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185 0x0018,0x0019,0x001A,0x001B,0x001C,0x001D,0x001E,0x001F,
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186 0x0020,0x0021,0x0022,0x0023,0x0024,0x0025,0x0026,0x0027,
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187 0x0028,0x0029,0x002A,0x002B,0x002C,0x002D,0x002E,0x002F,
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188 0x0030,0x0031,0x0032,0x0033,0x0034,0x0035,0x0036,0x0037,
8ef3e7e92a91 Use a simple table for Unicode translation
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189 0x0038,0x0039,0x003A,0x003B,0x003C,0x003D,0x003E,0x003F,
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190
1221
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191 0x0040,0x0041,0x0042,0x0043,0x0044,0x0045,0x0046,0x0047,
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192 0x0048,0x0049,0x004A,0x004B,0x004C,0x004D,0x004E,0x004F,
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193 0x0050,0x0051,0x0052,0x0053,0x0054,0x0055,0x0056,0x0057,
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194 0x0058,0x0059,0x005A,0x005B,0x005C,0x005D,0x005E,0x005F,
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195 0x0060,0x0061,0x0062,0x0063,0x0064,0x0065,0x0066,0x0067,
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196 0x0068,0x0069,0x006A,0x006B,0x006C,0x006D,0x006E,0x006F,
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197 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
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198 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x0394,
8ef3e7e92a91 Use a simple table for Unicode translation
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199
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200 0x00C7,0x00FC,0x00E9,0x00E2,0x00E4,0x00E0,0x00E5,0x00E7,
8ef3e7e92a91 Use a simple table for Unicode translation
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201 0x00EA,0x00EB,0x00E8,0x00EF,0x00EE,0x00EC,0x00C4,0x00C5,
8ef3e7e92a91 Use a simple table for Unicode translation
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202 0x00C9,0x00E6,0x00C6,0x00F4,0x00F6,0x00F2,0x00FB,0x00F9,
8ef3e7e92a91 Use a simple table for Unicode translation
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203 0x00FF,0x00D6,0x00DC,0x00A2,0x00A3,0x00A5,0x00DF,0x0192,
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204 0x00E1,0x00ED,0x00F3,0x00FA,0x00F1,0x00D1,0x00AA,0x00BA,
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205 0x00BF,0x2310,0x00AC,0x00BD,0x00BC,0x00A1,0x00AB,0x00BB,
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206 0x00C3,0x00F5,0x00D8,0x00F8,0x0153,0x0152,0x00C0,0x00C3,
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207 0x00D5,0x00A8,0x00B4,0x2020,0x00B6,0x00A9,0x00AE,0x2122,
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208
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209 0x0133,0x0132,0x05D0,0x05D1,0x05D2,0x05D3,0x05D4,0x05D5,
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210 0x05D6,0x05D7,0x05D8,0x05D9,0x05DB,0x05DC,0x05DE,0x05E0,
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211 0x05E1,0x05E2,0x05E4,0x05E6,0x05E7,0x05E8,0x05E9,0x05EA,
8ef3e7e92a91 Use a simple table for Unicode translation
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212 0x05DF,0x05DA,0x05DD,0x05E3,0x05E5,0x00A7,0x2038,0x221E,
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213 0x03B1,0x03B2,0x0393,0x03C0,0x03A3,0x03C3,0x00B5,0x03C4,
8ef3e7e92a91 Use a simple table for Unicode translation
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214 0x03A6,0x0398,0x03A9,0x03B4,0x222E,0x03C6,0x2208,0x2229,
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215 0x2261,0x00B1,0x2265,0x2264,0x2320,0x2321,0x00F7,0x2248,
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216 0x00B0,0x2022,0x00B7,0x221A,0x207F,0x00B2,0x00B3,0x00AF
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diff changeset
217 };
3860
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218
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219 SDL_keysym *SDL_Atari_TranslateKey(int scancode, SDL_keysym *keysym,
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220 SDL_bool pressed)
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221 {
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222 int asciicode = 0;
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223
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224 /* Set the keysym information */
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225 keysym->scancode = scancode;
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226 keysym->mod = KMOD_NONE;
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227 keysym->sym = keymap[scancode];
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228 keysym->unicode = 0;
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229
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230 if (keysym->sym == SDLK_UNKNOWN) {
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231 keysym->sym = asciicode = keytab_normal[scancode];
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232 }
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233
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234 if (SDL_TranslateUNICODE && pressed) {
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235 keysym->unicode = SDL_AtariToUnicodeTable[asciicode];
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236 }
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237
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238 return(keysym);
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239 }