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