CAGMAcquireCoordSys.h

//========================================================================================
// 
// $File$
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// Owner: Michael Burbidge
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// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
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// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
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#ifndef __CAGMAcquireCoordSys__
#define __CAGMAcquireCoordSys__

#include "CAcquireCoordSys.h"
#include "PMMatrix.h"

#ifdef PUBLIC_BUILD
#endif

class IControlView;
class IViewPort;
class ITransform;

class CAGMAcquireCoordSys : public CAcquireCoordSys
{
public:

 // ----- Initialization -----
 
 CAGMAcquireCoordSys(IViewPort* viewPort, IControlView *controlView);

 CAGMAcquireCoordSys(IViewPort* viewPort, ITransform* xform = nil);

 CAGMAcquireCoordSys(IViewPort* viewPort, const PMMatrix& theMatrix);

 CAGMAcquireCoordSys(IViewPort* viewPort, const PMMatrix& theMatrix, IControlView* controlView);

 CAGMAcquireCoordSys(IViewPort* viewPort, ITransform* xform, IControlView* controlView);

 ~CAGMAcquireCoordSys();
 

 // ----- Accessors -----
 
 IViewPort* GetViewPort() const;

 const PMMatrix& GetTransform() const;

 const PMMatrix& GetInverseTransform() const;

 IControlView* GetView() const;

protected:
 void CommonInit();
 
 void CommonTerm();

 virtual void Resume();
 
 virtual void Suspend();

 void Setup();
 
 void TearDown();

 virtual void SetupSysOrigin() = 0;

 virtual void TearDownSysOrigin() = 0;

 // ----- Data fields -----
 
 IViewPort* fVP;
 PMMatrix fXForm;
 PMMatrix fInvXForm;
 bool16 fInverseValid;
 IControlView* fView;
 PMMatrix fOrigMatrix;
};


inline IViewPort* CAGMAcquireCoordSys::GetViewPort() const
{
 return fVP;
}

inline const PMMatrix& CAGMAcquireCoordSys::GetTransform() const
{
 return fXForm;
}

inline IControlView* CAGMAcquireCoordSys::GetView() const
{
 return fView;
}

#endif