[Keymap] Lily58 : HELL0 NAVI. Interface (#15469)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Joel Challis <git@zvecr.com>

keyboards/lily58/keymaps/druotoni/layer_frame.h

@@ -0,0 +1,15 @@
+// Copyright 2021 Nicolas Druoton (druotoni)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+// layer name : must be 3 chars
+#define LAYER_NAME_0 "ABC"
+#define LAYER_NAME_1 "NAV"
+#define LAYER_NAME_2 "SPE"
+
+enum layer_number { _QWERTY = 0, _LOWER, _RAISE };
+
+void render_gears(void);
+void render_layer_frame(gui_state_t t);
+void update_layer_frame(layer_state_t state);