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// (c) 2025 Binepad (@binpad)
// SPDX-License-Identifier: GPL-2.0-or-later
#include "knobx1.h"
#ifdef DYNAMIC_KEYMAP_LAYER_COUNT
# define X1_KEYMAP_LAYER_COUNT DYNAMIC_KEYMAP_LAYER_COUNT
#else
# define X1_KEYMAP_LAYER_COUNT 4
#endif
__attribute__((weak)) void x1_layer_led(uint8_t lyr) {
gpio_write_pin(IND1_LED, lyr >= 0);
gpio_write_pin(IND2_LED, lyr >= 1);
gpio_write_pin(IND3_LED, lyr >= 2);
gpio_write_pin(IND4_LED, lyr >= 3);
}
void keyboard_pre_init_kb(void) {
const pin_t indicator_leds[4] = {IND1_LED, IND2_LED, IND3_LED, IND4_LED};
for (int i = 0; i < 4; i++) {
gpio_set_pin_output(indicator_leds[i]); // Set Indicators as output
gpio_write_pin_low(indicator_leds[i]); // Set initial indicator low / OFF
}
// Call the user pre-init function if needed
// Do it after ._kb incase the user wants to change pin stuff
keyboard_pre_init_user();
}
layer_state_t layer_state_set_kb(layer_state_t state) {
state = layer_state_set_user(state);
uint8_t layer = get_highest_layer(state);
x1_layer_led(layer);
return state;
}
void matrix_init_kb(void) {
// Direct PINS use; gpio -> switch -> ground.
// Setting Row 0 to ground makes it work like a direct pin
gpio_set_pin_output(ROW0_PIN); // Set Col0 as an output
gpio_write_pin_low(ROW0_PIN); // Set Col0 to low / ground
matrix_init_user();
}
bool process_x1_layer_up(keyrecord_t *record) {
if (record->event.pressed) {
uint8_t current_layer = get_highest_layer(layer_state);
// Cycle through layers
uint8_t next_layer = (current_layer + 1) % X1_KEYMAP_LAYER_COUNT;
layer_move(next_layer);
x1_layer_led(next_layer); // Update LED indicators
}
return false;
}
bool process_x1_layer_down(keyrecord_t *record) {
if (record->event.pressed) {
uint8_t current_layer = get_highest_layer(layer_state);
// Reverse through layers
uint8_t prev_layer = (current_layer == 0) ? (X1_KEYMAP_LAYER_COUNT - 1) : (current_layer - 1);
layer_move(prev_layer);
x1_layer_led(prev_layer);
}
return false;
}
bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
if (!process_record_user(keycode, record)) {
return false;
}
switch (keycode) {
case X1_LAYER_SELECTOR_UP:
return process_x1_layer_up(record);
case X1_LAYER_SELECTOR_DOWN:
return process_x1_layer_down(record);
default:
return true;
}
}
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