LandmarkCollisionMeshService.h

#pragma once

#include "ILandmarkCollisionMeshService.h"
#include "Types.h"
#include "ICallback.h"

#include <string>
#include <unordered_map>


namespace Eegeo
{
    namespace Collision
    {
        class LandmarkCollisionMeshService : public ILandmarkCollisionMeshService, private Eegeo::NonCopyable
        {
        public:
            LandmarkCollisionMeshService(
                Collision::IFeatureCollisionMeshService& featureCollisionMeshService,
                IFeatureCollisionMeshAddedEvent& featureCollisionMeshAddedEvent,
                IFeatureCollisionMeshRemovedEvent& featureCollisionMeshRemovedEvent,
                ILandmarkCollisionMeshesChangedEvent& landmarkCollisionMeshesChangedEvent

            );
            ~LandmarkCollisionMeshService();

            std::vector<Collision::CollisionSubMesh> GetMeshesForLandmarkMaterialPrefix(const std::string& landmarkMaterialPrefix) const override;

            ILandmarkCollisionMeshesChangedEvent& GetLandmarkCollisionMeshesChangedEvent() const override;
        private:
            std::vector<std::string> GetAssociatedLandmarkCollisionMaterialIds(const std::string& landmarkMaterialPrefix) const;
            void OnFeatureCollisionMeshAdded(const CollisionBvh& collisionBvh);
            void OnFeatureCollisionMeshRemoved(const CollisionBvh& collisionBvh);
            Collision::IFeatureCollisionMeshService& m_featureCollisionMeshService;
            IFeatureCollisionMeshAddedEvent& m_featureCollisionMeshAddedEvent;
            IFeatureCollisionMeshRemovedEvent& m_featureCollisionMeshRemovedEvent;
            ILandmarkCollisionMeshesChangedEvent& m_landmarkCollisionMeshesChangedEvent;

            Eegeo::Helpers::TCallback1<LandmarkCollisionMeshService, const CollisionBvh> m_featureCollisionMeshAddedHandler;
            Eegeo::Helpers::TCallback1<LandmarkCollisionMeshService, const CollisionBvh> m_featureCollisionMeshRemovedHandler;


            typedef std::unordered_multimap<std::string, const CollisionBvh*> TLandmarkPrefixToCollisionBvh;
            TLandmarkPrefixToCollisionBvh m_landmarkPrefixToCollisionBvhs;
            
        };
    }
}