1 files changed, 37 insertions, 0 deletions
diff --git a/src/game_loop/shop.h b/src/game_loop/shop.h
new file mode 100644
index 0000000..642bcc3
--- /dev/null
+++ b/src/game_loop/shop.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#include "input.h"
+#include "engine/draw_screen.h"
+#include "engine/level_const.h"
+
+
+#include <stdint.h>
+#include <stdbool.h>
+
+typedef enum {
+	hh_e_shop_show,
+	hh_e_shop_main,
+	hh_e_shop_end,
+} hh_e_shop_states;
+
+/** @brief amount of upgrade types */
+#define HH_SHOP_UPG_COUNT 5
+/** @brief count of visible upgrades in shop */
+#define HH_SHOP_UPG_DISPLAY 5
+/** @brief all possible upgrades */
+typedef enum {
+	hh_e_upg_jump,
+	hh_e_upg_speed,
+	hh_e_upg_damage,
+	hh_e_upg_heal,
+	hh_e_upg_max_health,
+} hh_e_upgrades;
+
+/** @brief init */
+void hh_shop_init(hh_e_upgrades* in);
+/** @brief deals with displayed entity rendering */
+void hh_shop_display(uint8_t selected, hh_e_upgrades* upgrades);
+/** @brief moves 'cursor' through selection field */
+void hh_shift_selected(uint8_t* pos, bool dir, uint8_t min, uint8_t max);
+
+void hh_shop(hh_e_game_state*);