qmk_firmware/keyboards/ml/gas75/keymaps/via/keymap.c

/* Copyright 2022 ML
 *
 * 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/>.
 */

#include QMK_KEYBOARD_H

#include <string.h>
#include <math.h>

#include <lib/lib8tion/lib8tion.h>

// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.

enum layer_names {
    _BASE,
    _FN,
};

enum user_rgb_mode {
    RGB_MODE_ALL,
    RGB_MODE_NONE,
};

typedef union {
    uint32_t raw;
    struct {
        uint8_t rgb_mode :8;
    };
} user_config_t;

user_config_t user_config;

// enum layer_keycodes { };

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

/*
       ┌───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┐┌───┐
       │Esc││F1 │F2 │F3 │F4 ││F5 │F6 │F7 │F8 ││F9 │F10│F11│F12││Pse││Del│
       └───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┘└───┘
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┐┌───┐
       │ ` │ 1 │ 2 │ 3 │ 4 │ 5 │ 6 │ 7 │ 8 │ 9 │ 0 │ - │ = │ Bckspc││Del│
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┤├───┤
       │ Tab │ q │ w │ e │ r │ t │ y │ u │ i │ o │ p │ [ │ ] │  \  ││PgU│
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┤├───┤
       │ Caps │ a │ s │ d │ f │ g │ h │ j │ k │ l │ ; │ ' │  Enter ││PgD│
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┘└───┘
       │ LShift │ z │ x │ c │ v │ b │ n │ m │ , │ . │ / │ RSft │┌───┐
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬─────┘│ ↑ │
       │LCrl│GUI │LAlt│         Space          │RAlt│ Fn │  ┌───┼───┼───┐
       └────┴────┴────┴────────────────────────┴────┴────┘  │ ← │ ↓ │ → │
                                                            └───┴───┴───┘
       ┌───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┐┌───┐
       │   ││   │   │   │   ││   │   │   │   ││   │   │   │   ││   ││   │
       └───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┘└───┘
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┐┌───┐
       │   │ ! │ @ │ # │ $ │ % │ ^ │ & │ * │ ( │ ) │ _ │ + │ ~ │   ││   │
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┤├───┤
       │     │ Q │ W │ E │ R │ T │ Y │ U │ I │ O │ P │ { │ } │  |  ││   │
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┤├───┤
       │ Caps │ A │ S │ D │ F │ G │ H │ J │ K │ L │ : │ " │        ││   │
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┘└───┘
       │ LShift │ Z │ X │ C │ V │ B │ N │ M │ < │ > │ ? │ RSft │┌───┐
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬─────┘│   │
       │    │    │    │                        │    │    │  ┌───┼───┼───┐
       └────┴────┴────┴────────────────────────┴────┴────┘  │   │   │   │
                                                            └───┴───┴───┘
*/
    /*  Row:    0        1        2        3      4      5      6       7      8      9        10       11       12       13                14              */
    [_BASE] = LAYOUT(
                KC_ESC,  KC_F1,   KC_F2,   KC_F3, KC_F4, KC_F5, KC_F6,  KC_F7, KC_F8, KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_DEL,  KC_VOLD, KC_MUTE, KC_VOLU,
                KC_GRV,  KC_1,    KC_2,    KC_3,  KC_4,  KC_5,  KC_6,   KC_7,  KC_8,  KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC,          KC_HOME,
                KC_TAB,  KC_Q,    KC_W,    KC_E,  KC_R,  KC_T,  KC_Y,   KC_U,  KC_I,  KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,          KC_PGUP,
                KC_CAPS, KC_A,    KC_S,    KC_D,  KC_F,  KC_G,  KC_H,   KC_J,  KC_K,  KC_L,    KC_SCLN, KC_QUOT,          KC_ENT,           KC_PGDN,
                KC_LSFT,          KC_Z,    KC_X,  KC_C,  KC_V,  KC_B,   KC_N,  KC_M,  KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT, KC_UP,
                KC_LCTL, KC_LGUI, KC_LALT,                      KC_SPC,                        KC_RALT, MO(_FN), KC_LEFT, KC_DOWN,          KC_RIGHT
            ),

/*
       ┌───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┬───┬───┬───┐┌───┐┌───┐
       │Rst││   │   │   │   ││   │   │   │   ││   │   │   │   ││   ││Tog│
       └───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┴───┴───┴───┘└───┘└───┘
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┐┌───┐
       │   │   │   │   │   │   │   │   │   │   │   │   │   │   │   ││Hui│
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┤├───┤
       │     │   │   │   │   │   │   │   │   │   │   │   │   │     ││Hud│
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┤├───┤
       │      │   │   │   │   │   │   │   │   │   │   │   │        ││   │
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┘└───┘
       │        │   │   │   │   │   │   │   │   │   │   │      │┌───┐
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬─────┘│Vai│
       │    │    │    │                        │    │    │  ┌───┼───┼───┐
       └────┴────┴────┴────────────────────────┴────┴────┘  │Spd│Vad│Spi│
                                                            └───┴───┴───┘
*/
    /*  Row:    0        1        2        3        4        5        6        7        8        9        10       11       12       13                 14              */
    [_FN]   = LAYOUT(
                QK_BOOT, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_RMOD, RGB_TOG, RGB_MOD,
                _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,           RGB_HUI,
                _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,           RGB_HUD,
                _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,           _______,
                _______,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_VAI,
                _______, _______, _______,                            _______,                            _______, _______, RGB_SPD, RGB_VAD,           RGB_SPI
            ),
};

void keyboard_post_init_user(void) {
    user_config.raw = eeconfig_read_user();
    switch (user_config.rgb_mode) {
        case RGB_MODE_ALL:
            rgb_matrix_set_flags(LED_FLAG_ALL);
            rgb_matrix_enable_noeeprom();
            break;
        case RGB_MODE_NONE:
            rgb_matrix_set_flags(LED_FLAG_NONE);
            rgb_matrix_set_color_all(0, 0, 0);
            break;
    }
}

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    switch (keycode) {
        case RGB_TOG:
            if (record->event.pressed) {
                switch (rgb_matrix_get_flags()) {
                    case LED_FLAG_ALL: {
                        rgb_matrix_set_flags(LED_FLAG_NONE);
                        rgb_matrix_set_color_all(0, 0, 0);
                        user_config.rgb_mode = RGB_MODE_NONE;
                    }
                    break;
                    default: {
                        rgb_matrix_set_flags(LED_FLAG_ALL);
                        rgb_matrix_enable_noeeprom();
                        user_config.rgb_mode = RGB_MODE_ALL;
                    }
                    break;
                }
                eeconfig_update_user(user_config.raw);
            }
            return false;
	}
    return true;
}

#ifdef ENCODER_ENABLE
static uint8_t  encoder_state[NUM_ENCODERS] = {0};
static keypos_t encoder_cw[NUM_ENCODERS]    = {{3, 5}};
static keypos_t encoder_ccw[NUM_ENCODERS]   = {{4, 5}};

void encoder_action_unregister(void) {
    for (int index = 0; index < NUM_ENCODERS; ++index) {
        if (encoder_state[index]) {
            keyevent_t encoder_event = (keyevent_t) {
                .key = encoder_state[index] >> 1 ? encoder_cw[index] : encoder_ccw[index],
                .pressed = false,
                .time = (timer_read() | 1)
            };
            encoder_state[index] = 0;
            action_exec(encoder_event);
        }
    }
}

void encoder_action_register(uint8_t index, bool clockwise) {
    keyevent_t encoder_event = (keyevent_t) {
        .key = clockwise ? encoder_cw[index] : encoder_ccw[index],
        .pressed = true,
        .time = (timer_read() | 1)
    };
    encoder_state[index] = (clockwise ^ 1) | (clockwise << 1);
    action_exec(encoder_event);
}

void matrix_scan_user(void) {
    encoder_action_unregister();
}

bool encoder_update_user(uint8_t index, bool clockwise) {
    encoder_action_register(index, clockwise);
	return false;
}
#endif

bool rgb_matrix_indicators_user(void) {
    rgb_matrix_set_color(2, 0, 0, 0);

    HSV      hsv = rgb_matrix_config.hsv;
    uint8_t time = scale16by8(g_rgb_timer, qadd8(32, 1));
    hsv.h        = time;
    RGB      rgb = hsv_to_rgb(hsv);

    if ((rgb_matrix_get_flags() & LED_FLAG_KEYLIGHT)) {
        if (host_keyboard_led_state().caps_lock) {
            rgb_matrix_set_color(2, rgb.r, rgb.g, rgb.b);
        }
    } else {
        if (host_keyboard_led_state().caps_lock) {
            rgb_matrix_set_color(2, rgb.r, rgb.g, rgb.b);
        } else {
            rgb_matrix_set_color(2, 0, 0, 0);
        }
    }
    return false;
}