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Events: Expose WaitEvent and WaitEventTimeout #136

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Events: Expose WaitEvent and WaitEventTimeout #136

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28 changes: 27 additions & 1 deletion src/centurion/events/event_handler.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -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
{
Expand Down Expand Up @@ -483,4 +509,4 @@ class event_handler final {

} // namespace cen

#endif // CENTURION_EVENTS_EVENT_HANDLER_HPP_
#endif // CENTURION_EVENTS_EVENT_HANDLER_HPP_