common/layer_switch.c

   1 #include <stdint.h>
   2 #include "keyboard.h"
   3 #include "action.h"
   4 #include "debug.h"
   5 #include "layer_switch.h"
   6
   7
   8 uint16_t layer_switch_stat = 0;
   9
  10
  11 uint16_t layer_switch_stat_get(void)
  12 {
  13     return layer_switch_stat;
  14 }
  15
  16 void layer_switch_stat_set(uint16_t stat)
  17 {
  18     layer_switch_stat = stat;
  19     layer_switch_debug();
  20 }
  21
  22 void layer_switch_clear(void)
  23 {
  24     layer_switch_stat = 0;
  25     layer_switch_debug();
  26 }
  27
  28 void layer_switch_on(uint8_t layer)
  29 {
  30     layer_switch_stat |= (1<<layer);
  31     layer_switch_debug();
  32 }
  33
  34 void layer_switch_off(uint8_t layer)
  35 {
  36     layer_switch_stat &= ~(1<<layer);
  37     layer_switch_debug();
  38 }
  39
  40 void layer_switch_inv(uint8_t layer)
  41 {
  42     layer_switch_stat ^= (1<<layer);
  43     layer_switch_debug();
  44 }
  45
  46 void layer_switch_debug(void)
  47 {
  48     debug("layer_switch_stat: "); debug_bin16(layer_switch_stat); debug("\n");
  49 }
  50
  51 action_t layer_switch_get_action(key_t key)
  52 {
  53     action_t action;
  54     action.code = ACTION_TRANSPARENT;
  55
  56     /* higher layer first */
  57     for (int8_t i = 15; i >= 0; i--) {
  58         if (layer_switch_stat & (1<<i)) {
  59             action = action_for_key(i, key);
  60             if (action.code != ACTION_TRANSPARENT) {
  61                 layer_switch_debug();
  62                 debug("layer_switch: used. "); debug_dec(i); debug("\n");
  63                 return action;
  64             }
  65         }
  66     }
  67     return action;
  68 }