135 lines
		
	
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			135 lines
		
	
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* Copyright 2019-2021 Konstantin Đorđević <vomindoraan@gmail.com>
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#include "tap_dance.h"
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#include "konstantin.h"
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#define ACTION_TAP_DANCE_DOUBLE_MOD(mod1, mod2) {                       \
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        .fn        = { td_double_mod_each, NULL, td_double_mod_reset }, \
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        .user_data = &(tap_dance_pair_t){ mod1, mod2 },              \
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    }
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void td_double_mod_each(tap_dance_state_t *state, void *user_data) {
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    tap_dance_pair_t *data = (tap_dance_pair_t *)user_data;
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    // Single tap → mod1, double tap → mod2, triple tap etc. → mod1+mod2
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    if (state->count == 1 || state->count == 3) {
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        register_code(data->kc1);
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    } else if (state->count == 2) {
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        unregister_code(data->kc1);
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        register_code(data->kc2);
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    }
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    // Prevent tap dance from sending the mods as weak mods
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    state->weak_mods &= ~(MOD_BIT(data->kc1) | MOD_BIT(data->kc2));
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}
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void td_double_mod_reset(tap_dance_state_t *state, void *user_data) {
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    tap_dance_pair_t *data = (tap_dance_pair_t *)user_data;
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    if (state->count == 1 || state->count >= 3) {
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        unregister_code(data->kc1);
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    }
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    if (state->count >= 2) {
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        unregister_code(data->kc2);
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    }
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}
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#define ACTION_TAP_DANCE_MOD_LAYER(mod, layer) {                      \
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        .fn        = { td_mod_layer_each, NULL, td_mod_layer_reset }, \
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        .user_data = &(tap_dance_dual_role_t){ mod, layer },       \
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    }
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void td_mod_layer_each(tap_dance_state_t *state, void *user_data) {
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    tap_dance_dual_role_t *data = (tap_dance_dual_role_t *)user_data;
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    // Single tap → mod, double tap → layer, triple tap etc. → mod+layer
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    if (state->count == 1 || state->count == 3) {
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        register_code(data->kc);
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    } else if (state->count == 2) {
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        unregister_code(data->kc);
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        // Prevent tap dance from sending the mod as a weak mod
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        state->weak_mods &= ~MOD_BIT(data->kc);
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        layer_on(data->layer);
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    }
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}
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void td_mod_layer_reset(tap_dance_state_t *state, void *user_data) {
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    tap_dance_dual_role_t *data = (tap_dance_dual_role_t *)user_data;
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    if (state->count == 1 || state->count >= 3) {
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        unregister_code(data->kc);
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    }
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    if (state->count >= 2) {
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        layer_off(data->layer);
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    }
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}
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#define ACTION_TAP_DANCE_LAYER_MOD(layer, mod) {                      \
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        .fn        = { td_layer_mod_each, NULL, td_layer_mod_reset }, \
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        .user_data = &(tap_dance_layer_mod_t){ layer, mod, 0, 0 }, \
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    }
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typedef struct {
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    uint8_t  layer;
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    uint16_t kc;
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    bool     layer_on;  // Layer state when tap dance started
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    bool     started;
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} tap_dance_layer_mod_t;
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void td_layer_mod_each(tap_dance_state_t *state, void *user_data) {
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    tap_dance_layer_mod_t *data = (tap_dance_layer_mod_t *)user_data;
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    if (!data->started) {
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        data->layer_on = IS_LAYER_ON(data->layer);
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        data->started = true;
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    }
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    // Single tap → layer, double tap → mod, triple tap etc. → layer+mod
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    if (state->count == 1 || state->count == 3) {
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        layer_on(data->layer);
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    } else if (state->count == 2) {
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        if (!data->layer_on) {
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            layer_off(data->layer);
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        }
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        register_code(data->kc);
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    }
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}
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void td_layer_mod_reset(tap_dance_state_t *state, void *user_data) {
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    tap_dance_layer_mod_t *data = (tap_dance_layer_mod_t *)user_data;
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    if ((state->count == 1 || state->count >= 3) && !data->layer_on) {
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        layer_off(data->layer);
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    }
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    if (state->count >= 2) {
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        unregister_code(data->kc);
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    }
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    data->started = false;
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}
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tap_dance_action_t tap_dance_actions[] = {
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    [TD_DST_A_R] = ACTION_TAP_DANCE_DOUBLE(DST_ADD, DST_REM),
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    [TD_RAL_RGU] = ACTION_TAP_DANCE_DOUBLE_MOD(KC_RALT, KC_RGUI),
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    [TD_RCT_RSF] = ACTION_TAP_DANCE_DOUBLE_MOD(KC_RCTL, KC_RSFT),
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    [TD_RSF_RCT] = ACTION_TAP_DANCE_DOUBLE_MOD(KC_RSFT, KC_RCTL),
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#ifdef LAYER_FN
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    [TD_LSFT_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_LSFT, L_FN),
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    [TD_RCTL_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_RCTL, L_FN),
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    [TD_FN_RCTL] = ACTION_TAP_DANCE_LAYER_MOD(L_FN, KC_RCTL),
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#endif
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};
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