1 files changed, 75 insertions, 0 deletions
diff --git a/keyboards/crkbd/keymaps/jpe230/oled/avr/master/oled_master_handler.c b/keyboards/crkbd/keymaps/jpe230/oled/avr/master/oled_master_handler.c
new file mode 100644
index 0000000000..9a75e9fa9a
--- /dev/null
+++ b/keyboards/crkbd/keymaps/jpe230/oled/avr/master/oled_master_handler.c
@@ -0,0 +1,75 @@
+// Copyright 2022 Jose Pablo Ramirez (@jpe230)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "jpe230.h"
+
+extern uint8_t logged_row;
+extern uint8_t logged_col;
+extern uint32_t oled_timer;
+static char logged_char = ' ';
+static uint16_t logged_keycode = 0;
+
+#define L_BASE 0
+#define L_LOWER 2
+#define L_RAISE 4
+#define L_ADJUST 8
+
+void oled_render_layer_state(void) {
+    oled_write_P(PSTR("Layer: "), false);
+    switch (layer_state) {
+        case L_BASE:
+            oled_write_ln_P(PSTR("Default"), false);
+            break;
+        case L_LOWER:
+            oled_write_ln_P(PSTR("Lower"), false);
+            break;
+        case L_RAISE:
+            oled_write_ln_P(PSTR("Raise"), false);
+            break;
+        case L_ADJUST:
+        case L_ADJUST|L_LOWER:
+        case L_ADJUST|L_RAISE:
+        case L_ADJUST|L_LOWER|L_RAISE:
+            oled_write_ln_P(PSTR("Adjust"), false);
+            break;
+    }
+}
+
+const char code_to_name[60] = {
+    ' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f',
+    'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
+    'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
+    '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
+    'R', 'E', 'B', 'T', '_', '-', '=', '[', ']', '\\',
+    '#', ';', '\'', '`', ',', '.', '/', ' ', ' ', ' '};
+
+void handle_oled_keypress(uint16_t keycode, keyrecord_t *record) {
+    if ((keycode >= QK_MOD_TAP && keycode <= QK_MOD_TAP_MAX) ||
+        (keycode >= QK_LAYER_TAP && keycode <= QK_LAYER_TAP_MAX)) { keycode = keycode & 0xFF; }
+    if (keycode < 60) {
+        logged_char = code_to_name[keycode];
+    }
+
+    logged_keycode = keycode;
+}
+
+void oled_render_keylog(void) {
+    oled_write(get_u8_str(logged_row, '0'), false);
+    oled_write_P(PSTR(":"), false);
+    oled_write(get_u8_str(logged_col, '0'), false);
+    oled_write_P(PSTR(", "), false);
+    oled_write(get_u16_str(logged_keycode, ' '), false);
+    oled_write_P(PSTR(" : "), false);
+    oled_write((const char *)&logged_char, false);
+}
+
+void render_master_oled() {
+    if (timer_elapsed32(oled_timer) > CUSTOM_OLED_TIMEOUT) {
+        oled_off();
+        return;
+    }
+
+    oled_on();
+    oled_render_layer_state();
+    oled_render_keylog();
+}