feat: event system

include/event.h

@@ -5,10 +5,34 @@
 #include <stdbool.h>
 #include <stddef.h>
 
-enum class EventType {
-	INPUT,
+enum class EventType : unsigned int {
+	// ----- INPUT -----
+	INPUT						= 1 << 0,
+	// Mouse
+	MOUSE						= 1 << 1,
+	MOUSE_MOVED			= 1 << 2,
 };
 
+constexpr EventType operator|(EventType a, EventType b) {
+    return static_cast<EventType>(
+        static_cast<unsigned int>(a) |
+        static_cast<unsigned int>(b)
+    );
+}
+
+constexpr EventType operator&(EventType a, EventType b) {
+    return static_cast<EventType>(
+        static_cast<unsigned int>(a) &
+        static_cast<unsigned int>(b)
+    );
+}
+
+constexpr EventType operator~(EventType a) {
+    return static_cast<EventType>(
+        ~static_cast<unsigned int>(a)
+    );
+}
+
 struct Event {
 public:
 	Event();