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+/* Copyright 2021 Ananya Kirti
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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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+
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+
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+#include QMK_KEYBOARD_H
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+
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+
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+bool is_alt_tab_active = false;
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+uint16_t alt_tab_timer = 0;
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+
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+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
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+ [0] = LAYOUT_ortho_2x3(
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+ KC_MEDIA_STOP, KC_MEDIA_PLAY_PAUSE, KC__MUTE,
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+ KC_MEDIA_REWIND, KC_MEDIA_FAST_FORWARD, KC_PGDN
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+ ),
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+ [1] = LAYOUT_ortho_2x3(
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+ _______, _______, _______,
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+ _______, _______, _______
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+ ),
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+ [2] = LAYOUT_ortho_2x3(
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+ _______, _______, _______,
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+ _______, _______, _______
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+ ),
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+ [3] = LAYOUT_ortho_2x3(
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+ _______, _______, _______,
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+ _______, _______, _______
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+ ),
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+};
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+
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+
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+
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+// D4 D0
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+// C6 E6 D7
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+
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+void matrix_scan_user(void) {
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+ writePin(C6, layer_state_is(1));
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+ writePin(E6, layer_state_is(2));
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+ writePin(D7, layer_state_is(3));
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+ writePin(D4, layer_state_is(4));
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+ writePin(D0, layer_state_is(5));
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+ if (is_alt_tab_active) {
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+ if (timer_elapsed(alt_tab_timer) > 1000) {
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+ unregister_code(KC_LWIN);
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+ is_alt_tab_active = false;
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+ }
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+ }
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+}
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+
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+bool led_update_user(led_t led_state) {
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+ return false;
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+};
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+
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+
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+
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+bool encoder_update_user(uint8_t index, bool clockwise) {
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+ if(IS_LAYER_ON(1)) { // on 1st layer
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+ if (clockwise) {
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+ if (!is_alt_tab_active) {
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+ is_alt_tab_active = true;
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+ register_code(KC_LWIN);
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+ }
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+ alt_tab_timer = timer_read();
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+ tap_code16(KC_TAB);
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+ } else {
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+ alt_tab_timer = timer_read();
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+ tap_code16(S(KC_TAB));
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+ }
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+ }
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+ // 2nd layer
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+ else if(IS_LAYER_ON(2)) {
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+ if (clockwise) {
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+ tap_code(KC_DOWN);
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+ } else {
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+ tap_code(KC_UP);
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+ }
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+ }
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+ else if(IS_LAYER_ON(3)) {
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+ if (clockwise) {
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+ tap_code(KC_BRIU);
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+ } else {
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+ tap_code(KC_BRID);
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+ }
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+ }
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+ // default layer
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+ else if(IS_LAYER_ON(0)) {
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+ if (clockwise) {
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+ tap_code(KC_VOLU);
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+ } else {
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+ tap_code(KC_VOLD);
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+ }
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+ }
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+ return false;
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+}
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