3DCanvas.h

#pragma once
#include "BaseObject.h"
#include "CanvasCamera.h"
#include "TextureEntity.h"

namespace ParaEngine
{
    class C3DCanvas :public CBaseObject
    {
    public:
        C3DCanvas(void);
        virtual ~C3DCanvas(void);

    public:
        void InitDeviceObjects();
        void RestoreDeviceObjects();
        void InvalidateDeviceObjects();
        void DeleteDeviceObjects();
        void Cleanup();


        TextureEntity* GetTexture();

        void GetTextureSize(int& nWidth, int& nHeight){
            nWidth = m_nTextureWidth;
            nHeight = m_nTextureHeight;
        };
        void Draw(float fDeltaTime);
        
        void SaveToFile(const char* sFileName, int nImageSize = 0);

        void Zoom(float fAmount);
        void ZoomAll();

        //rotate the 3d object, in radius
        void Rotate(float dx, float dy, float dz);

        void Pan(float dx, float dy);
        
        CBaseObject * GetActor();
        
        void SetSize(int nWidth, int nHeight);
        
        void SetBindingGroupID(int nGroupID){m_nBindedGroupID = nGroupID;};

        void SetEnabled(bool bEnable){ m_bEnabled = bEnable; };
        bool IsEnabled(){ return m_bEnabled; };

        void SetMaskTexture(TextureEntity* pTexture);

    private:
        void SetActor(CBaseObject * pActor);

        CBaseObject *   m_pActor;

        int m_nBindedGroupID;

        DVector3 m_vActorPosition;

        float  m_fActorFacing;

        CCanvasCamera       m_camera;
        bool m_bAutoRotate;
        // whether device is created.
        bool m_bInitialized;

        // whether the canvas need to be updated.
        bool m_bNeedUpdate;
        int         m_nTextureWidth;
        int         m_nTextureHeight;
        bool m_bEnabled;

        LPDIRECT3DSURFACE9      m_pDepthStencilSurface;

        asset_ptr<TextureEntity>            m_canvasTexture;
        LPDIRECT3DSURFACE9      m_pCanvasSurface;

        asset_ptr<TextureEntity> m_pMask;
    };

}