diff options
Diffstat (limited to 'quantum/process_keycode/process_tap_dance.c')
-rw-r--r-- | quantum/process_keycode/process_tap_dance.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_tap_dance.c b/quantum/process_keycode/process_tap_dance.c new file mode 100644 index 0000000000..79ade4d000 --- /dev/null +++ b/quantum/process_keycode/process_tap_dance.c @@ -0,0 +1,135 @@ +#include "quantum.h" +#include "action_tapping.h" + +static uint16_t last_td; +static int8_t highest_td = -1; + +void qk_tap_dance_pair_finished (qk_tap_dance_state_t *state, void *user_data) { + qk_tap_dance_pair_t *pair = (qk_tap_dance_pair_t *)user_data; + + if (state->count == 1) { + register_code16 (pair->kc1); + } else if (state->count == 2) { + register_code16 (pair->kc2); + } +} + +void qk_tap_dance_pair_reset (qk_tap_dance_state_t *state, void *user_data) { + qk_tap_dance_pair_t *pair = (qk_tap_dance_pair_t *)user_data; + + if (state->count == 1) { + unregister_code16 (pair->kc1); + } else if (state->count == 2) { + unregister_code16 (pair->kc2); + } +} + +static inline void _process_tap_dance_action_fn (qk_tap_dance_state_t *state, + void *user_data, + qk_tap_dance_user_fn_t fn) +{ + if (fn) { + fn(state, user_data); + } +} + +static inline void process_tap_dance_action_on_each_tap (qk_tap_dance_action_t *action) +{ + _process_tap_dance_action_fn (&action->state, action->user_data, action->fn.on_each_tap); +} + +static inline void process_tap_dance_action_on_dance_finished (qk_tap_dance_action_t *action) +{ + if (action->state.finished) + return; + action->state.finished = true; + _process_tap_dance_action_fn (&action->state, action->user_data, action->fn.on_dance_finished); +} + +static inline void process_tap_dance_action_on_reset (qk_tap_dance_action_t *action) +{ + _process_tap_dance_action_fn (&action->state, action->user_data, action->fn.on_reset); +} + +bool process_tap_dance(uint16_t keycode, keyrecord_t *record) { + uint16_t idx = keycode - QK_TAP_DANCE; + qk_tap_dance_action_t *action; + + if (last_td && last_td != keycode) { + (&tap_dance_actions[last_td - QK_TAP_DANCE])->state.interrupted = true; + } + + switch(keycode) { + case QK_TAP_DANCE ... QK_TAP_DANCE_MAX: + if ((int16_t)idx > highest_td) + highest_td = idx; + action = &tap_dance_actions[idx]; + + action->state.pressed = record->event.pressed; + if (record->event.pressed) { + action->state.keycode = keycode; + action->state.count++; + action->state.timer = timer_read(); + + if (last_td && last_td != keycode) { + qk_tap_dance_action_t *paction = &tap_dance_actions[last_td - QK_TAP_DANCE]; + paction->state.interrupted = true; + process_tap_dance_action_on_dance_finished (paction); + reset_tap_dance (&paction->state); + } + + last_td = keycode; + } + + break; + + default: + if (!record->event.pressed) + return true; + + if (highest_td == -1) + return true; + + for (int i = 0; i <= highest_td; i++) { + action = &tap_dance_actions[i]; + if (action->state.count == 0) + continue; + action->state.interrupted = true; + process_tap_dance_action_on_dance_finished (action); + reset_tap_dance (&action->state); + } + break; + } + + return true; +} + +void matrix_scan_tap_dance () { + if (highest_td == -1) + return; + + for (int i = 0; i <= highest_td; i++) { + qk_tap_dance_action_t *action = &tap_dance_actions[i]; + + if (action->state.count && timer_elapsed (action->state.timer) > TAPPING_TERM) { + process_tap_dance_action_on_dance_finished (action); + reset_tap_dance (&action->state); + } + } +} + +void reset_tap_dance (qk_tap_dance_state_t *state) { + qk_tap_dance_action_t *action; + + if (state->pressed) + return; + + action = &tap_dance_actions[state->keycode - QK_TAP_DANCE]; + + process_tap_dance_action_on_reset (action); + + state->count = 0; + state->interrupted = false; + state->finished = false; + last_td = 0; +} |