From b069ea79420e567bad1755b1481d6f482e01196b Mon Sep 17 00:00:00 2001
From: Vito Gamberini <vito@gamberini.email>
Date: Thu, 22 Jun 2023 02:37:32 -0400
Subject: [PATCH] Events: Expose WaitEvent and WaitEventTimeout

---
 src/centurion/events/event_handler.hpp | 28 +++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/centurion/events/event_handler.hpp b/src/centurion/events/event_handler.hpp
index 2306e7301..152def038 100644
--- a/src/centurion/events/event_handler.hpp
+++ b/src/centurion/events/event_handler.hpp
@@ -69,6 +69,32 @@ class event_handler final {
     SDL_FlushEvents(SDL_FIRSTEVENT, SDL_LASTEVENT);
   }
 
+  // Waits until an event is available
+  void wait()
+  {
+    SDL_Event event {};
+    if (SDL_WaitEvent(&event)) {
+      store(event);
+    }
+    else {
+      throw sdl_error {};
+    }
+  }
+
+  // Waits until an event is available or timeout
+  auto wait(int timeout) noexcept -> bool
+  {
+    SDL_Event event {};
+    if (SDL_WaitEventTimeout(&event, timeout)) {
+      store(event);
+      return true;
+    }
+    else {
+      reset_state();
+      return false;
+    }
+  }
+
   /// Polls the next available event, if there is one.
   auto poll() noexcept -> bool
   {
@@ -483,4 +509,4 @@ class event_handler final {
 
 }  // namespace cen
 
-#endif  // CENTURION_EVENTS_EVENT_HANDLER_HPP_
\ No newline at end of file
+#endif  // CENTURION_EVENTS_EVENT_HANDLER_HPP_