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Editor/ViewManager.h

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+// ViewManager.h: interface for the CViewManager class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#if !defined(AFX_VIEWMANAGER_H__CE538069_BE63_4E85_93B4_74D3F72BB112__INCLUDED_)
+#define AFX_VIEWMANAGER_H__CE538069_BE63_4E85_93B4_74D3F72BB112__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+#include "Grid.h"
+#include "Viewport.h"
+
+// forward declaration.
+class CLayoutWnd;
+
+/** Description of viewport.
+*/
+class CViewportDesc : public CRefCountBase
+{
+public:
+	EViewportType type;	//!< Type of viewport.
+	CString name;				//!< Name of viewport.
+	CRuntimeClass *rtClass; //!< Runtime class of view.
+
+	CViewportDesc( EViewportType _type,const CString &_name,CRuntimeClass* _rtClass )
+	{
+		type = _type;
+		name = _name;
+		rtClass = _rtClass;
+	}
+};
+
+/** Manages set of viewports.
+*/
+class CViewManager
+{
+public:
+	//! Create viewport.
+	CViewport* CreateView( EViewportType type,CWnd *pParentWnd );
+	void ReleaseView( CViewport *pViewport );
+	
+	CViewport* GetViewport( EViewportType type ) const;
+	CViewport* GetViewport( const CString &name ) const;
+
+	// Description:
+	//		Returns currently active viewport.
+	CViewport* GetActiveViewport() const;
+
+	//! Find viewport at Screen point.
+	CViewport* GetViewportAtPoint( CPoint point ) const;
+
+	void	SetAxisConstrain( int axis );
+
+	void	SetZoomFactor( float zoom );
+	float	GetZoomFactor() const { return m_zoomFactor; }
+
+	//! Reset all views.
+	void	ResetViews();
+	//! Update all views.
+	void	UpdateViews( int flags=0xFFFFFFFF );
+	
+	void	Update();
+
+	void SetUpdateRegion( const BBox &updateRegion ) { m_updateRegion = updateRegion; };
+	const BBox& GetUpdateRegion() { return m_updateRegion; };
+
+	/** Retrieve Grid used for viewes.
+	*/
+	CGrid* GetGrid() { return &m_grid; };
+
+	/** Get 2D viewports origin.
+	*/
+	Vec3 GetOrigin2D() const { return m_origin2D; }
+
+	/** Assign 2D viewports origin.
+	*/
+	void SetOrigin2D( const Vec3 &org ) { m_origin2D = org; };
+
+	/** Assign zoom factor for 2d viewports.
+	*/
+	void SetZoom2D( float zoom ) { m_zoom2D = zoom; };
+
+	/** Get zoom factor of 2d viewports.
+	*/
+	float GetZoom2D() const { return m_zoom2D; };
+
+	//////////////////////////////////////////////////////////////////////////
+	//! Get currently active camera object id.
+	REFGUID GetCameraObjectId() const { return m_cameraObjectId; };
+	//! Sets currently active camera object id.
+	void SetCameraObjectId( REFGUID cameraObjectId ) { m_cameraObjectId = cameraObjectId; };
+
+	//////////////////////////////////////////////////////////////////////////
+	//! Add new viewport description to view manager.
+	virtual void RegisterViewportDesc( CViewportDesc *desc );
+	//! Get viewport descriptions.
+	virtual void GetViewportDescriptions( std::vector<CViewportDesc*> &descriptions );
+
+	//////////////////////////////////////////////////////////////////////////
+	//! Get number of currently existing viewports.
+	virtual int GetViewCount() { return m_viewports.size(); };
+	//! Get viewport by index.
+	//! @param index 0 <= index < GetViewportCount()
+	virtual CViewport* GetView( int index ) { return m_viewports[index]; }
+
+	//////////////////////////////////////////////////////////////////////////
+	//! Get current layout window.
+	//! @return Pointer to the layout window, can be NULL.
+	virtual CLayoutWnd* GetLayout() const;
+
+	//! Cycyle between different 2D viewports type on same view pane.
+	virtual void Cycle2DViewport();
+
+private:
+	friend class CEditorImpl;
+	CViewManager();
+	~CViewManager();
+	//////////////////////////////////////////////////////////////////////////
+	//FIELDS.
+	float	m_zoomFactor;
+
+	BBox m_updateRegion;
+
+	CGrid m_grid;
+	//! Origin of 2d viewports.
+	Vec3 m_origin2D;
+	//! Zoom of 2d viewports.
+	float m_zoom2D;
+
+	//! Id of camera object.
+	GUID m_cameraObjectId;
+
+	//! Array of viewport descriptions.
+	std::vector<TSmartPtr<CViewportDesc> > m_viewportDesc;
+	//! Array of currently existing viewports.
+	std::vector<CViewport*> m_viewports;
+	CViewport* m_pPerspectiveViewport;
+};
+
+#endif // !defined(AFX_VIEWMANAGER_H__CE538069_BE63_4E85_93B4_74D3F72BB112__INCLUDED_)