1 files changed, 53 insertions, 0 deletions
diff --git a/archive/src/systems/input.h b/archive/src/systems/input.h
new file mode 100644
index 0000000..c3b2500
--- /dev/null
+++ b/archive/src/systems/input.h
@@ -0,0 +1,53 @@
+/**
+ * @brief
+ */
+#pragma once
+
+#include "defines.h"
+#include "keys.h"
+
+struct GLFWWindow;
+
+typedef enum MouseBtn {
+  MOUSEBTN_LEFT = 0,
+  MOUSEBTN_RIGHT = 1,
+  MOUSEBTN_MIDDLE = 2,
+} MouseBtn;
+
+typedef struct mouse_state {
+  i32 x;
+  i32 y;
+  i32 x_delta;
+  i32 y_delta;
+  bool prev_pressed_states[3];
+  bool cur_pressed_states[3];
+} mouse_state;
+
+typedef struct Input_State {
+  struct GLFWwindow* window;
+  mouse_state mouse;
+  bool depressed_keys[KEYCODE_MAX];
+  bool just_pressed_keys[KEYCODE_MAX];
+  bool just_released_keys[KEYCODE_MAX];
+} Input_State;
+
+/** @brief `key` is currently being held down */
+PUB bool key_is_pressed(keycode key);
+
+/** @brief `key` was just pressed */
+PUB bool key_just_pressed(keycode key);
+
+/** @brief `key` was just released */
+PUB bool key_just_released(keycode key);
+
+// TODO: right btn as well
+PUB bool MouseBtn_Held(MouseBtn btn);
+
+// --- Lifecycle
+
+PUB bool Input_Init(Input_State* input, struct GLFWwindow* window);
+PUB void Input_Shutdown(Input_State* input);
+
+PUB void Input_Update(Input_State* state);  // must be run once per main loop
+
+PUB mouse_state Input_GetMouseState();
+\ No newline at end of file