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-rw-r--r--keyboards/planck/keymaps/corvec/tapdance.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/keyboards/planck/keymaps/corvec/tapdance.c b/keyboards/planck/keymaps/corvec/tapdance.c
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+/**
+ * Tap Dance config and functions
+ **/
+/* Copyright 2018 Corey Kump
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+enum {
+ SINGLE_TAP = 1,
+ SINGLE_HOLD = 2,
+ DOUBLE_TAP = 3,
+ DOUBLE_SINGLE_TAP = 4,
+ UNKNOWN_TAPS = 5
+};
+
+typedef struct {
+ bool is_press_action;
+ int state;
+} tap;
+
+int cur_dance (qk_tap_dance_state_t *state) {
+ if (state->count == 1) {
+ if (state->interrupted || !state->pressed) {
+ return SINGLE_TAP;
+ } else {
+ return SINGLE_HOLD;
+ }
+ }
+ if (state->count == 2) {
+ if (state->interrupted) {
+ return DOUBLE_SINGLE_TAP;
+ } else if (!state->pressed) {
+ return DOUBLE_TAP;
+ }
+ }
+ return UNKNOWN_TAPS;
+}
+
+/**
+ * quote
+ **/
+
+static tap quote_state = {
+ .is_press_action = true,
+ .state = 0
+};
+
+void quote_finished(qk_tap_dance_state_t *state, void *user_data) {
+ quote_state.state = cur_dance(state);
+ switch(quote_state.state) {
+ case SINGLE_TAP: register_code(KC_QUOT); break;
+ case SINGLE_HOLD: layer_on(_LEANDOWN); break;
+ case DOUBLE_TAP: register_code(KC_MINS); break;
+ case DOUBLE_SINGLE_TAP: register_code(KC_QUOT); unregister_code(KC_QUOT); register_code(KC_QUOT); break;
+ }
+}
+void quote_reset(qk_tap_dance_state_t *state, void *user_data) {
+ switch(quote_state.state) {
+ case SINGLE_TAP: unregister_code(KC_QUOT); break;
+ case SINGLE_HOLD: layer_off(_LEANDOWN); break;
+ case DOUBLE_TAP: unregister_code(KC_MINS); break;
+ case DOUBLE_SINGLE_TAP: unregister_code(KC_QUOT); break;
+ }
+ quote_state.state = 0;
+}
+
+/**
+ * ralt / left bracket / left curly brace
+ **/
+
+static tap ralt_state = {
+ .is_press_action = true,
+ .state = 0
+};
+
+void ralt_finished(qk_tap_dance_state_t *state, void *user_data) {
+ ralt_state.state = cur_dance(state);
+ switch(ralt_state.state) {
+ case SINGLE_TAP: register_code(KC_LBRC); break;
+ case SINGLE_HOLD: register_code(KC_RALT); break;
+ case DOUBLE_TAP: register_code(KC_LSFT); register_code(KC_LBRC); break;
+ // fallback to alt because it's the primary purpose of this key
+ case DOUBLE_SINGLE_TAP: register_code(KC_RALT); break;
+ }
+}
+void ralt_reset(qk_tap_dance_state_t *state, void *user_data) {
+ switch(ralt_state.state) {
+ case SINGLE_TAP: unregister_code(KC_LBRC); break;
+ case SINGLE_HOLD: unregister_code(KC_RALT); break;
+ case DOUBLE_TAP: unregister_code(KC_LBRC); unregister_code(KC_LSFT); break;
+ case DOUBLE_SINGLE_TAP: unregister_code(KC_RALT); break;
+ }
+ ralt_state.state = 0;
+}
+
+/**
+ * rgui / right bracket / right curly brace
+ **/
+
+static tap rgui_state = {
+ .is_press_action = true,
+ .state = 0
+};
+
+void rgui_finished(qk_tap_dance_state_t *state, void *user_data) {
+ rgui_state.state = cur_dance(state);
+ switch(rgui_state.state) {
+ case SINGLE_TAP: register_code(KC_RBRC); break;
+ case SINGLE_HOLD: register_code(KC_RGUI); break;
+ case DOUBLE_TAP: register_code(KC_LSFT); register_code(KC_RBRC); break;
+ // fallback to alt because it's the primary purpose of this key
+ case DOUBLE_SINGLE_TAP: register_code(KC_RGUI); break;
+ }
+}
+void rgui_reset(qk_tap_dance_state_t *state, void *user_data) {
+ switch(rgui_state.state) {
+ case SINGLE_TAP: unregister_code(KC_RBRC); break;
+ case SINGLE_HOLD: unregister_code(KC_RGUI); break;
+ case DOUBLE_TAP: unregister_code(KC_RBRC); unregister_code(KC_LSFT); break;
+ case DOUBLE_SINGLE_TAP: unregister_code(KC_RGUI); break;
+ }
+ rgui_state.state = 0;
+}
+
+/**
+ * Define the available tap dance keys
+ **/
+
+enum {
+ TD_ALT_SHIFT = 0,
+ TD_LQUT_MINS,
+ TD_QUOT_LEAN_MINS,
+ TD_LBRC_RALT_LCBR,
+ TD_RBRC_RGUI_RCBR
+};
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+ // Tap once for Alt, twice for Shift
+ [TD_ALT_SHIFT] = ACTION_TAP_DANCE_DOUBLE(KC_RALT, KC_RSFT),
+ [TD_QUOT_LEAN_MINS] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, quote_finished, quote_reset),
+ [TD_LBRC_RALT_LCBR] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, ralt_finished, ralt_reset),
+ [TD_RBRC_RGUI_RCBR] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, rgui_finished, rgui_reset)
+};
+