quantum/keymap_common.c

   1 /*
   2 Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
   3
   4 This program is free software: you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation, either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 #include "keymap_common.h"
  19 #include "report.h"
  20 #include "keycode.h"
  21 #include "action_layer.h"
  22 #include <util/delay.h>
  23 #include "action.h"
  24 #include "action_macro.h"
  25 #include "debug.h"
  26 #include "backlight.h"
  27 #include "keymap_midi.h"
  28 #include "bootloader.h"
  29 #include "eeconfig.h"
  30
  31 extern keymap_config_t keymap_config;
  32
  33 #include <stdio.h>
  34 #include <inttypes.h>
  35 #ifdef AUDIO_ENABLE
  36     #include "audio.h"
  37
  38     float goodbye[][2] = {
  39         {440.0*pow(2.0,(31)/12.0), 8},
  40         {440.0*pow(2.0,(24)/12.0), 8},
  41         {440.0*pow(2.0,(19)/12.0), 12},
  42     };
  43 #endif
  44
  45 static action_t keycode_to_action(uint16_t keycode);
  46
  47 /* converts key to action */
  48 action_t action_for_key(uint8_t layer, keypos_t key)
  49 {
  50         // 16bit keycodes - important
  51     uint16_t keycode = keymap_key_to_keycode(layer, key);
  52
  53     switch (keycode) {
  54         case KC_FN0 ... KC_FN31:
  55             return keymap_fn_to_action(keycode);
  56         case KC_CAPSLOCK:
  57         case KC_LOCKING_CAPS:
  58             if (keymap_config.swap_control_capslock || keymap_config.capslock_to_control) {
  59                 return keycode_to_action(KC_LCTL);
  60             }
  61             return keycode_to_action(keycode);
  62         case KC_LCTL:
  63             if (keymap_config.swap_control_capslock) {
  64                 return keycode_to_action(KC_CAPSLOCK);
  65             }
  66             return keycode_to_action(KC_LCTL);
  67         case KC_LALT:
  68             if (keymap_config.swap_lalt_lgui) {
  69                 if (keymap_config.no_gui) {
  70                     return keycode_to_action(ACTION_NO);
  71                 }
  72                 return keycode_to_action(KC_LGUI);
  73             }
  74             return keycode_to_action(KC_LALT);
  75         case KC_LGUI:
  76             if (keymap_config.swap_lalt_lgui) {
  77                 return keycode_to_action(KC_LALT);
  78             }
  79             if (keymap_config.no_gui) {
  80                 return keycode_to_action(ACTION_NO);
  81             }
  82             return keycode_to_action(KC_LGUI);
  83         case KC_RALT:
  84             if (keymap_config.swap_ralt_rgui) {
  85                 if (keymap_config.no_gui) {
  86                     return keycode_to_action(ACTION_NO);
  87                 }
  88                 return keycode_to_action(KC_RGUI);
  89             }
  90             return keycode_to_action(KC_RALT);
  91         case KC_RGUI:
  92             if (keymap_config.swap_ralt_rgui) {
  93                 return keycode_to_action(KC_RALT);
  94             }
  95             if (keymap_config.no_gui) {
  96                 return keycode_to_action(ACTION_NO);
  97             }
  98             return keycode_to_action(KC_RGUI);
  99         case KC_GRAVE:
 100             if (keymap_config.swap_grave_esc) {
 101                 return keycode_to_action(KC_ESC);
 102             }
 103             return keycode_to_action(KC_GRAVE);
 104         case KC_ESC:
 105             if (keymap_config.swap_grave_esc) {
 106                 return keycode_to_action(KC_GRAVE);
 107             }
 108             return keycode_to_action(KC_ESC);
 109         case KC_BSLASH:
 110             if (keymap_config.swap_backslash_backspace) {
 111                 return keycode_to_action(KC_BSPACE);
 112             }
 113             return keycode_to_action(KC_BSLASH);
 114         case KC_BSPACE:
 115             if (keymap_config.swap_backslash_backspace) {
 116                 return keycode_to_action(KC_BSLASH);
 117             }
 118             return keycode_to_action(KC_BSPACE);
 119         default:
 120             return keycode_to_action(keycode);
 121     }
 122 }
 123
 124
 125 /* Macro */
 126 __attribute__ ((weak))
 127 const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
 128 {
 129     return MACRO_NONE;
 130 }
 131
 132 /* Function */
 133 __attribute__ ((weak))
 134 void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
 135 {
 136 }
 137
 138 /* translates keycode to action */
 139 static action_t keycode_to_action(uint16_t keycode)
 140 {
 141     action_t action;
 142     switch (keycode) {
 143         case KC_A ... KC_EXSEL:
 144         case KC_LCTRL ... KC_RGUI:
 145             action.code = ACTION_KEY(keycode);
 146             break;
 147         case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
 148             action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
 149             break;
 150         case KC_AUDIO_MUTE ... KC_WWW_FAVORITES:
 151             action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
 152             break;
 153         case KC_MS_UP ... KC_MS_ACCEL2:
 154             action.code = ACTION_MOUSEKEY(keycode);
 155             break;
 156         case KC_TRNS:
 157             action.code = ACTION_TRANSPARENT;
 158             break;
 159         case 0x0100 ... 0x1FFF: ;
 160             // Has a modifier
 161             // Split it up
 162             action.code = ACTION_MODS_KEY(keycode >> 8, keycode & 0xFF); // adds modifier to key
 163             break;
 164         case 0x2000 ... 0x2FFF:
 165             // Is a shortcut for function layer, pull last 12bits
 166             // This means we have 4,096 FN macros at our disposal
 167             return keymap_func_to_action(keycode & 0xFFF);
 168             break;
 169         case 0x3000 ... 0x3FFF: ;
 170             // When the code starts with 3, it's an action macro.
 171             action.code = ACTION_MACRO(keycode & 0xFF);
 172             break;
 173     #ifdef BACKLIGHT_ENABLE
 174         case BL_0 ... BL_15:
 175             action.code = ACTION_BACKLIGHT_LEVEL(keycode & 0x000F);
 176             break;
 177         case BL_DEC:
 178             action.code = ACTION_BACKLIGHT_DECREASE();
 179             break;
 180         case BL_INC:
 181             action.code = ACTION_BACKLIGHT_INCREASE();
 182             break;
 183         case BL_TOGG:
 184             action.code = ACTION_BACKLIGHT_TOGGLE();
 185             break;
 186         case BL_STEP:
 187             action.code = ACTION_BACKLIGHT_STEP();
 188             break;
 189     #endif
 190         case RESET: ; // RESET is 0x5000, which is why this is here
 191             clear_keyboard();
 192             #ifdef AUDIO_ENABLE
 193                 PLAY_NOTE_ARRAY(goodbye, false, 0);
 194             #endif
 195             _delay_ms(250);
 196             #ifdef ATREUS_ASTAR
 197                 *(uint16_t *)0x0800 = 0x7777; // these two are a-star-specific
 198             #endif
 199             bootloader_jump();
 200             break;
 201         case DEBUG: ; // DEBUG is 0x5001
 202             print("\nDEBUG: enabled.\n");
 203             debug_enable = true;
 204             break;
 205         case 0x5002 ... 0x50FF:
 206             // MAGIC actions (BOOTMAGIC without the boot)
 207             if (!eeconfig_is_enabled()) {
 208                 eeconfig_init();
 209             }
 210             /* keymap config */
 211             keymap_config.raw = eeconfig_read_keymap();
 212             if (keycode == MAGIC_SWAP_CONTROL_CAPSLOCK) {
 213                 keymap_config.swap_control_capslock = 1;
 214             } else if (keycode == MAGIC_CAPSLOCK_TO_CONTROL) {
 215                 keymap_config.capslock_to_control = 1;
 216             } else if (keycode == MAGIC_SWAP_LALT_LGUI) {
 217                 keymap_config.swap_lalt_lgui = 1;
 218             } else if (keycode == MAGIC_SWAP_RALT_RGUI) {
 219                 keymap_config.swap_ralt_rgui = 1;
 220             } else if (keycode == MAGIC_NO_GUI) {
 221                 keymap_config.no_gui = 1;
 222             } else if (keycode == MAGIC_SWAP_GRAVE_ESC) {
 223                 keymap_config.swap_grave_esc = 1;
 224             } else if (keycode == MAGIC_SWAP_BACKSLASH_BACKSPACE) {
 225                 keymap_config.swap_backslash_backspace = 1;
 226             } else if (keycode == MAGIC_HOST_NKRO) {
 227                 keymap_config.nkro = 1;
 228             } else if (keycode == MAGIC_SWAP_ALT_GUI) {
 229                 keymap_config.swap_lalt_lgui = 1;
 230                 keymap_config.swap_ralt_rgui = 1;
 231             }
 232             /* UNs */
 233             else if (keycode == MAGIC_UNSWAP_CONTROL_CAPSLOCK) {
 234                 keymap_config.swap_control_capslock = 0;
 235             } else if (keycode == MAGIC_UNCAPSLOCK_TO_CONTROL) {
 236                 keymap_config.capslock_to_control = 0;
 237             } else if (keycode == MAGIC_UNSWAP_LALT_LGUI) {
 238                 keymap_config.swap_lalt_lgui = 0;
 239             } else if (keycode == MAGIC_UNSWAP_RALT_RGUI) {
 240                 keymap_config.swap_ralt_rgui = 0;
 241             } else if (keycode == MAGIC_UNNO_GUI) {
 242                 keymap_config.no_gui = 0;
 243             } else if (keycode == MAGIC_UNSWAP_GRAVE_ESC) {
 244                 keymap_config.swap_grave_esc = 0;
 245             } else if (keycode == MAGIC_UNSWAP_BACKSLASH_BACKSPACE) {
 246                 keymap_config.swap_backslash_backspace = 0;
 247             } else if (keycode == MAGIC_UNHOST_NKRO) {
 248                 keymap_config.nkro = 0;
 249             } else if (keycode == MAGIC_UNSWAP_ALT_GUI) {
 250                 keymap_config.swap_lalt_lgui = 0;
 251                 keymap_config.swap_ralt_rgui = 0;
 252             }
 253             eeconfig_write_keymap(keymap_config.raw);
 254             break;
 255         case 0x5100 ... 0x5FFF: ;
 256             // Layer movement shortcuts
 257             // See .h to see constraints/usage
 258             int type = (keycode >> 0x8) & 0xF;
 259             if (type == 0x1) {
 260                 // Layer set "GOTO"
 261                 int when = (keycode >> 0x4) & 0x3;
 262                 int layer = keycode & 0xF;
 263                 action.code = ACTION_LAYER_SET(layer, when);
 264             } else if (type == 0x2) {
 265                 // Momentary layer
 266                 int layer = keycode & 0xFF;
 267                 action.code = ACTION_LAYER_MOMENTARY(layer);
 268             } else if (type == 0x3) {
 269                 // Set default layer
 270                 int layer = keycode & 0xFF;
 271                 action.code = ACTION_DEFAULT_LAYER_SET(layer);
 272             } else if (type == 0x4) {
 273                 // Set default layer
 274                 int layer = keycode & 0xFF;
 275                 action.code = ACTION_LAYER_TOGGLE(layer);
 276             }
 277             break;
 278     #ifdef MIDI_ENABLE
 279         case 0x6000 ... 0x6FFF:
 280             action.code =  ACTION_FUNCTION_OPT(keycode & 0xFF, (keycode & 0x0F00) >> 8);
 281             break;
 282     #endif
 283         case 0x7000 ... 0x7FFF:
 284             action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
 285             break;
 286         case 0x8000 ... 0x8FFF:
 287             action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
 288             break;
 289     #ifdef UNICODE_ENABLE
 290         case 0x8000000 ... 0x8FFFFFF:
 291             uint16_t unicode = keycode & ~(0x8000);
 292             action.code =  ACTION_FUNCTION_OPT(unicode & 0xFF, (unicode & 0xFF00) >> 8);
 293             break;
 294     #endif
 295         default:
 296             action.code = ACTION_NO;
 297             break;
 298     }
 299     return action;
 300 }
 301
 302
 303 /* translates key to keycode */
 304 uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
 305 {
 306         // Read entire word (16bits)
 307     return pgm_read_word(&keymaps[(layer)][(key.row)][(key.col)]);
 308 }
 309
 310 /* translates Fn keycode to action */
 311 action_t keymap_fn_to_action(uint16_t keycode)
 312 {
 313     return (action_t){ .code = pgm_read_word(&fn_actions[FN_INDEX(keycode)]) };
 314 }
 315
 316 action_t keymap_func_to_action(uint16_t keycode)
 317 {
 318         // For FUNC without 8bit limit
 319     return (action_t){ .code = pgm_read_word(&fn_actions[(int)keycode]) };
 320 }
 321
 322 void update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
 323   if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
 324     layer_on(layer3);
 325   } else {
 326     layer_off(layer3);
 327   }
 328 }