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-rw-r--r--keyboards/gopolar/gg86/keymaps/horrortroll/oled/oled_stuff.h68
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diff --git a/keyboards/gopolar/gg86/keymaps/horrortroll/oled/oled_stuff.h b/keyboards/gopolar/gg86/keymaps/horrortroll/oled/oled_stuff.h
new file mode 100644
index 0000000000..d67e5a18c5
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+++ b/keyboards/gopolar/gg86/keymaps/horrortroll/oled/oled_stuff.h
@@ -0,0 +1,68 @@
+/* Copyright 2021 HorrorTroll <https://github.com/HorrorTroll>
+ *
+ * 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/>.
+ */
+
+// OLED animation
+#include "lib/wave.h"
+
+#ifdef OLED_ENABLE
+ static void render_layer_info(void) {
+ switch (get_highest_layer(layer_state)) {
+ case 0:
+ oled_write_P(PSTR(" QWERTY "), false);
+ break;
+ case 1:
+ oled_write_P(PSTR(" Function "), false);
+ break;
+ default:
+ oled_write_P(PSTR(" Undefined "), false);
+ }
+ }
+
+ static void render_layer_number(void) {
+ switch (get_highest_layer(layer_state)) {
+ case 0:
+ oled_write_P(PSTR("0"), false);
+ break;
+ case 1:
+ oled_write_P(PSTR("1"), false);
+ break;
+ default:
+ oled_write_P(PSTR("X"), false);
+ }
+ }
+
+ bool oled_task_user(void) {
+ render_layer_info();
+
+ // sleep if it has been long enough since we last got a char
+ if (timer_elapsed32(wave_sleep) > OLED_TIMEOUT) {
+ oled_off();
+ } else {
+ oled_on();
+ }
+ // time for the next frame?
+ if (timer_elapsed(wave_timer) > FRAME_TIMEOUT) {
+ wave_timer = timer_read();
+ render_frame();
+ }
+
+ oled_set_cursor(0, 3);
+ oled_write_P(PSTR(" Layer: "), false);
+ render_layer_number();
+
+ return true;
+ }
+#endif