More work on the event system, sf::Events are completely wrapped now.

src/Pub_Sub.cpp

@@ -0,0 +1,41 @@
+#pragma once
+#include <vector>
+#include "Event.hpp"
+#include "Pub_Sub.h"
+
+void VrEventSubscriber::subscribe(VrEventPublisher* publisher, vr::Event::EventType type) {
+
+	publisher->subscribe(this, type);
+}
+
+void VrEventSubscriber::subscribe(VrEventPublisher* publisher, std::vector<vr::Event::EventType> type) {
+
+	publisher->subscribe(this, type);
+}
+
+void VrEventPublisher::subscribe(VrEventSubscriber *subscriber, vr::Event::EventType type) {
+	
+	subscribers[type].push_back(subscriber);
+}
+
+void VrEventPublisher::subscribe(VrEventSubscriber *subscriber, std::vector<vr::Event::EventType> type) {
+	
+	for (auto t : type)
+		subscribers[t].push_back(subscriber);
+}
+
+void VrEventPublisher::unsubscribe(VrEventSubscriber *s, vr::Event::EventType type) {
+	
+	std::remove(subscribers[type].begin(), subscribers[type].end(), s);
+}
+
+void VrEventPublisher::notify(vr::Event event) {
+
+	// get the bucket containing subscribers to that Event_Class
+	std::vector<VrEventSubscriber*> *event_type_bucket = &subscribers[event.type];
+
+	// Send them the event
+	for (auto s : *event_type_bucket) {
+		s->update(this, event);
+	}
+}