IImmutableInteriorViewModel.h

// Copyright eeGeo Ltd (2012-2016), All Rights Reserved

#pragma once

#include "Types.h"
#include "Interiors.h"
#include "VectorMathDecl.h"
#include "Space.h"
#include "Geometry.h"

#include <vector>

namespace Eegeo
{
    namespace Resources
    {
        namespace Interiors
        {
            class IImmutableInteriorViewModel
            {
            public:
                virtual ~IImmutableInteriorViewModel() {;}
                
                virtual bool IsVisible() const = 0;
                
                virtual bool IsInteriorSelected() const = 0;
                
                virtual InteriorId GetSelectedInteriorId() const = 0;
                
                virtual int GetSelectedFloorIndex() const = 0;
                
                virtual bool IsValidFloorIndex(int floorIndex) const = 0;

                virtual float GetLookAtHeightAboveBase() const = 0;
                
                virtual float GetBaseAltitude() const = 0;
                
                virtual v3 GetFloorCenteredTangentSpaceLookAt() const = 0;
                
                // Get the floor transform with concertina expand & collapse animation applied, applying the specified flattening scale to 
                // the terrain beneath the interior so that the base of the interior sits on the terrain.
                virtual m44 GetFloorTransformWithTerrainFlattenedToScale(int floorIndex, float flatteningScale) const = 0;

                // Gets the floor transform with concertina expand & collapse animation applied, but without taking account of any flattening
                // of the terrain beneath the interior.
                virtual m44 GetFloorTransform(int floorIndex) const = 0;
                
                // Gets the floor transform origin with the current terrain flattening applied, but no concertina animation.
                virtual dv3 GetFloorTransformOrigin(int floorIndex) const = 0;
                
                virtual Space::EcefTangentBasis GetTangentBasis() const = 0;
                
                virtual Geometry::Bounds3D GetTangentSpaceBounds() const = 0;
                
                virtual Geometry::Bounds3D GetFloorTangentSpaceBounds() const = 0;
            
                virtual std::vector<const InteriorsFloorCell*> GetFloorCellsForRendering() const = 0;

            };
        }
    }
}