qmk-firmware/keyboards/gray_studio/think65/solder/keymaps/rys/keymap.c

/* Copyright 2019 Rys Sommefeldt
 *
 * 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

/*
 * LED ranges
 * ┌─────────────┬─────────────┬───────────────────────────────────────────┐
 * │ 00 01 02 03 │ 04 05 06 07 │ 08 09 10 11 12 13 14 15 16 17 18 19 20 21 │
 * │   escape    │    badge    │              underglow                    │
 * └─────────────┴─────────────┴───────────────────────────────────────────┘
 */

// Define the LED ranges                  start, end
#define THINK65_LED_RANGE_OFF                 0, 0
#define THINK65_LED_RANGE_ESC                 0, 4
#define THINK65_LED_RANGE_BADGE               4, 8
#define THINK65_LED_RANGE_UNDERGLOW           8, 22
#define THINK65_LED_RANGE_ALL                 0, 22

// Turn the LEDs off by setting HSV to 0, 0, 0
#define THINK65_LEDS_OFF                      0, 0, 0

// There are 3 ranges, so we can store all combinations in 2^3 values
// Define all of them to make it easier to write the cycling code
#define THINK65_LED_STATE_OFF                 0x0 // 0b00000000
#define THINK65_LED_STATE_ESC                 0x1 // 0b00000001
#define THINK65_LED_STATE_BADGE               0x2 // 0b00000010
#define THINK65_LED_STATE_UNDERGLOW           0x4 // 0b00000100
#define THINK65_LED_STATE_ESC_AND_BADGE       0x3 // 0b00000011
#define THINK65_LED_STATE_ESC_AND_UNDERGLOW   0x5 // 0b00000101
#define THINK65_LED_STATE_BADGE_AND_UNDERGLOW 0x6 // 0b00000110
#define THINK65_LED_STATE_ON                  0x7 // 0b00000111

// Define each LED range as a bit flag
#define THINK65_LED_ESC_RANGE_BIT             0
#define THINK65_LED_BADGE_RANGE_BIT           1
#define THINK65_LED_UNDERGLOW_RANGE_BIT       2

// Setup some keycodes to control cycling and range toggling
enum rys_keycodes {
    CYC_LED = SAFE_RANGE,
    TOG_ESC,
    TOG_BDG,
    TOG_UGL
};

// setup the user EEPROM space we need
typedef union {
    uint8_t raw;
    struct {
        uint8_t current_led_state:8;
    };
} user_config_t;

user_config_t user_config;

// toggle one of the range flag bits
void toggle_led_state(unsigned int led_range) {
    if (led_range >= THINK65_LED_ESC_RANGE_BIT && led_range <= THINK65_LED_UNDERGLOW_RANGE_BIT) {
        user_config.current_led_state ^= 1 << led_range;
    }
}

// set one of the range flag bits
void set_led_state(unsigned int led_range) {
    if (led_range >= THINK65_LED_ESC_RANGE_BIT && led_range <= THINK65_LED_UNDERGLOW_RANGE_BIT) {
        user_config.current_led_state |= 1 << led_range;
    }
}

// clear one of the range flag bits
void clear_led_state(unsigned int led_range) {
    if (led_range >= THINK65_LED_ESC_RANGE_BIT && led_range <= THINK65_LED_UNDERGLOW_RANGE_BIT) {
        user_config.current_led_state &= ~(1 << led_range);
    }
}

// cycle LED states: Off -> Esc -> Badge -> Underglow -> Esc+Badge -> Esc+Underglow -> Badge+Underglow -> All
void cycle_led_state(void) {
    switch(user_config.current_led_state) {
        case THINK65_LED_STATE_OFF:
            user_config.current_led_state = THINK65_LED_STATE_ESC;
            break;
        case THINK65_LED_STATE_ESC:
            user_config.current_led_state = THINK65_LED_STATE_BADGE;
            break;
        case THINK65_LED_STATE_BADGE:
            user_config.current_led_state = THINK65_LED_STATE_UNDERGLOW;
            break;
        case THINK65_LED_STATE_UNDERGLOW:
            user_config.current_led_state = THINK65_LED_STATE_ESC_AND_BADGE;
            break;
        case THINK65_LED_STATE_ESC_AND_BADGE:
            user_config.current_led_state = THINK65_LED_STATE_ESC_AND_UNDERGLOW;
            break;
        case THINK65_LED_STATE_ESC_AND_UNDERGLOW:
            user_config.current_led_state = THINK65_LED_STATE_BADGE_AND_UNDERGLOW;
            break;
        case THINK65_LED_STATE_BADGE_AND_UNDERGLOW:
            user_config.current_led_state = THINK65_LED_STATE_ON;
            break;
        case THINK65_LED_STATE_ON:
            user_config.current_led_state = THINK65_LED_STATE_OFF;
            break;
        default:
            break;
    }
}

void apply_led_state(void) {
    uint8_t h = rgblight_get_hue();
    uint8_t s = rgblight_get_sat();
    uint8_t v = rgblight_get_val();

    // Set the RGB ranges based on the current state
    switch(user_config.current_led_state) {
        case THINK65_LED_STATE_OFF:
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_ALL);
            break;
        case THINK65_LED_STATE_ESC:
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_BADGE:
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_UNDERGLOW:
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_ESC_AND_BADGE:
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_ESC_AND_UNDERGLOW:
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_BADGE_AND_UNDERGLOW:
            rgblight_sethsv_range(THINK65_LEDS_OFF, THINK65_LED_RANGE_ESC);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_BADGE);
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_UNDERGLOW);
            break;
        case THINK65_LED_STATE_ON:
            rgblight_sethsv_range(h, s, v,          THINK65_LED_RANGE_ALL);
            break;
        default:
            break;
    }
}

void keyboard_post_init_user(void) {
    user_config.raw = eeconfig_read_user();

    if (user_config.current_led_state >= THINK65_LED_STATE_OFF && user_config.current_led_state <= THINK65_LED_STATE_ON) {
        // If the current state read from user EEPROM is valid, apply it
        apply_led_state();
    } else {
        // Setup a new default state of off
        user_config.current_led_state = THINK65_LED_STATE_OFF;
        apply_led_state();
        eeconfig_update_user(user_config.raw);
    }
}

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    switch (keycode) {
        case CYC_LED:
            if (record->event.pressed) {
                cycle_led_state();
                apply_led_state();
                eeconfig_update_user(user_config.raw);
            }
            break;
        case TOG_ESC:
            if (record->event.pressed) {
                toggle_led_state(THINK65_LED_ESC_RANGE_BIT);
                apply_led_state();
                eeconfig_update_user(user_config.raw);
            }
            break;
        case TOG_BDG:
            if (record->event.pressed) {
                toggle_led_state(THINK65_LED_BADGE_RANGE_BIT);
                apply_led_state();
                eeconfig_update_user(user_config.raw);
            }
            break;
        case TOG_UGL:
            if (record->event.pressed) {
                toggle_led_state(THINK65_LED_UNDERGLOW_RANGE_BIT);
                apply_led_state();
                eeconfig_update_user(user_config.raw);
            }
            break;
        case KC_CAPS:
            if (!record->event.pressed) {
                // connect capslock LED control to the badge LEDs
                host_keyboard_led_state().caps_lock ? set_led_state(THINK65_LED_BADGE_RANGE_BIT) : clear_led_state(THINK65_LED_BADGE_RANGE_BIT);
                apply_led_state();
                eeconfig_update_user(user_config.raw);
            }
            break;
        default:
            break;
    }
    return true;
}

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    [0] = LAYOUT_65_iso_badge(
    /*
     * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┬───┐
     * │Esc│ 1 │ 2 │ 3 │ 4 │ 5 │ 6 │ 7 │ 8 │ 9 │ 0 │ - │ = │ Backsp│ ` │
     * ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┼───┤
     * │ Tab │ Q │ W │ E │ R │ T │ Y │ U │ I │ O │ P │ [ │ ] │     │Del│
     * ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┐ Ent├───┤
     * │ Caps │ A │ S │ D │ F │ G │ H │ J │ K │ L │ ; │ ' │ # │    │   │
     * ├────┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┴┬───┤   │
     * │Shft│ \ │ Z │ X │ C │ V │ B │ N │ M │ , │ . │ / │ Shift│ ↑ │   │
     * ├────┼───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬─┬───┼───┼───┤
     * │Ctrl│LAlt│GUI │      Spaaaaaaace       │RAlt│ L1 │ │ ← │ ↓ │ → │
     * └────┴────┴────┴────────────────────────┴────┴────┘ └───┴───┴───┘
     */
        KC_ESC,  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_GRV,
        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_DEL,
        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_NUHS, KC_ENT,
        KC_LSFT, KC_NUBS, 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_LALT, KC_LGUI,                   KC_SPC,                             KC_RALT, MO(1),            KC_LEFT, KC_DOWN, KC_RGHT
    ),
    [1] = LAYOUT_65_iso_badge(
    /*
     * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┬───┐
     * │RST│ F1│ F2│ F3│ F4│ F5│ F6│ F7│ F8│ F9│F10│F11│F12│       │   │
     * ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┼───┤
     * │ TOG │PLN│MOD│HU+│HU-│SA+│SA-│VA+│VA-│   │   │   │   │     │   │
     * ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┐    ├───┤
     * │      │   │   │   │   │   │   │   │   │   │   │   │   │    │   │
     * ├────┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┴┬───┤   │
     * │    │   │   │   │   │   │   │   │   │   │   │   │      │CYC│   │
     * ├────┼───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬─┬───┼───┼───┤
     * │    │    │    │                        │    │    │ │ESC│BDG│UGL│
     * └────┴────┴────┴────────────────────────┴────┴────┘ └───┴───┴───┘
     */
        QK_BOOT, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  _______, _______,
        RGB_TOG, RGB_M_P, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, CYC_LED,
        _______, _______, _______,                   _______,                            _______, _______,          TOG_ESC, TOG_BDG, TOG_UGL
    ),

};