Viewports fixed. Damage HUD. Free steering fixed.

src/GUI/HealthOverlay.h

@@ -0,0 +1,53 @@
+#ifndef GUI_HealthOverlay_h__
+#define GUI_HealthOverlay_h__
+
+#include "GUI/TextureFrame.h"
+#include "World.h"
+#include "Events/Damage.h"
+#include "Components/Player.h"
+#include "Components/Health.h"
+
+namespace GUI
+{
+
+	class HealthOverlay : public TextureFrame
+	{
+	public:
+		HealthOverlay(Frame* parent, std::string name, std::shared_ptr<World> world, int playerID)
+			: TextureFrame(parent, name)
+			, m_World(world)
+			, m_PlayerID(playerID)
+		{ 
+			EVENT_SUBSCRIBE_MEMBER(m_EDamage, &HealthOverlay::OnDamage);
+			
+			SetTexture("Textures/GUI/hurt.png");
+			SetColor(glm::vec4(0.f));
+		}
+	
+		bool OnDamage(const Events::Damage &event)
+		{
+			auto player = m_World->GetComponent<Components::Player>(event.Entity);
+			if (!player)
+				return false;
+
+			if (player->ID != m_PlayerID)
+				return false;
+
+			auto health = m_World->GetComponent<Components::Health>(event.Entity);
+			if (!health)
+				return false;
+	
+			SetColor(glm::vec4(1.f, 1.f, 1.f, 1 - health->Amount / 100.f));
+
+			return true;
+		}
+
+	protected:
+		std::shared_ptr<World> m_World;
+		int m_PlayerID;
+		EventRelay<Frame, Events::Damage> m_EDamage;
+	};
+
+}
+
+#endif // GUI_TextureFrame_h__