YiDelegatingNodeAdapter.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_DELEGATING_NODE_ADAPTER_H_
#define _YI_DELEGATING_NODE_ADAPTER_H_

#include "streamer/YiNodeAdapter.h"

class CYIDelegatingNodeAdapter : public CYINodeAdapter
{
public:
    class Delegate
    {
    public:
        virtual uint32_t GetItemsCountForAdapter() const = 0; 

        virtual glm::vec3 GetInitialNodeSizeForAdapter(uint32_t uIndex) const = 0; 
        virtual std::unique_ptr<CYISceneNode> BuildNodeForAdapter(uint32_t uIndex, CYISceneManager *pSceneManager) = 0; 
        virtual void ReleaseNodeForAdapter(uint32_t uIndex, std::unique_ptr<CYISceneNode> pNode) = 0; 
    };

    CYIDelegatingNodeAdapter(Delegate *pDelegate);
    virtual ~CYIDelegatingNodeAdapter();

    Delegate *GetDelegate() const;

    virtual uint32_t GetItemsCount() const override;
    virtual glm::vec3 GetInitialNodeSize(uint32_t uIndex) const override;
    virtual std::unique_ptr<CYISceneNode> BuildNode(uint32_t uIndex, CYISceneManager *pSceneManager) override;
    virtual void ReleaseNode(uint32_t uIndex, std::unique_ptr<CYISceneNode> pNode) override;

private:
    Delegate *m_pDelegate;
    
    YI_TYPE_BASES(CYIDelegatingNodeAdapter, CYINodeAdapter)
};

#endif // _YI_DELEGATING_NODE_ADAPTER_H_