nativeop.h

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// $Id: nativeop.h 1282 2006-06-09 09:46:49Z alex $
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 */
// Operation to load and save in the Native EPS format.
// These ops are initiated from the File Save / Load menu options eventually

#ifndef INC_NATIVEOP
#define INC_NATIVEOP


//#include "selop.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "pathname.h" - in camtypes.h [AUTOMATICALLY REMOVED]

#define OPTOKEN_NATIVELOAD      wxT("NativeLoad")
#define OPTOKEN_NATIVESAVE      wxT("NativeSave")
#define OPTOKEN_SAVEASNATIVEV1  wxT("SaveAsNativeV1")
#define OPTOKEN_SAVEASDEFAULT   wxT("SaveAsDefault")

// Forward references.
class CCLexFile;


// These are the parameters that the native file Operations take.  They are passed by
// pointer to the Operations as the first parameter of the OpParam.
struct NativeFileOpParams
{
    CCLexFile* pFile;
    BOOL       fStatus;
    UINT32     nPrefFilter;
};


// This global function is a useful shorthand for the rigmarole you have to go through
// to invoke Operations.  It returns TRUE if the given Operation on the given file is
// successful.
BOOL InvokeNativeFileOp(const TCHAR* pOpName, CCLexFile* pFile, UINT32 nPrefFilter);



/********************************************************************************************

>   class OpMenuLoad : public SelOperation

    Author:     Rik_Heywood (Xara Group Ltd) <camelotdev@xara.com>
    Created:    21/12/94
    Purpose:    Imports the specified file as NativeEPS.

********************************************************************************************/

class OpMenuLoad : public SelOperation
{
    CC_DECLARE_DYNCREATE(OpMenuLoad)

public:
    virtual void DoWithParam(OpDescriptor*, OpParam* pOpParam);

    static BOOL Init();
    static OpState GetState(String_256*, OpDescriptor*);

    // Karim 21/01/2000 - see UndoableOperation base implementation.
    virtual BOOL MayChangeNodeBounds() const { return FALSE; }

protected:
    BOOL LoadFile(CCLexFile* pFileToLoad, UINT32 nPrefFilter);
};



/********************************************************************************************

>   class OpMenuSave : public Operation

    Author:     Rik_Heywood (Xara Group Ltd) <camelotdev@xara.com>
    Created:    21/12/94
    Purpose:    Saves the document to the file specified in the params to the disk using the
                NativeEPS format.

********************************************************************************************/

class OpMenuSave : public Operation
{
    CC_DECLARE_DYNCREATE(OpMenuSave)

public:
    virtual void DoWithParam ( OpDescriptor*, OpParam* pOpParam );
    virtual void Do ( OpDescriptor* pOpDesc );

    static BOOL Init ();
    static OpState GetState (String_256*, OpDescriptor*);

protected:
    virtual BOOL FindFilterAndSave ( CCLexFile* pFile, UINT32 nPrefFilter );
    virtual Filter* FindFilter ( UINT32 nPrefFilter );
    virtual BOOL Save ( Filter *pFilter, CCLexFile* pFile );
    virtual BOOL SaveSpecificFile ( Filter*, CCLexFile* pFile );

    virtual UINT32 GetSearchFilterId ();
    virtual BOOL EnsureFileTypeCorrectId (Filter *pFilter, PathName& Path);
    virtual BOOL FixFileType ();
};

/********************************************************************************************

>   class OpSaveAsNativeV1 : public OpMenuSave

    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    1/8/96
    Purpose:    Saves the document to the file specified in the params to the disk using the
                Version 1 Native format i.e. Native EPS.

********************************************************************************************/

class OpSaveAsNativeV1 : public OpMenuSave
{
    CC_DECLARE_DYNCREATE(OpSaveAsNativeV1)

public:
    // Use the base class versions of Do and DoWithParam

    static BOOL Init();
    static OpState GetState(String_256*, OpDescriptor*);

protected:
    virtual UINT32 GetSearchFilterId();

    virtual BOOL FixFileType();
};



#endif  // INC_NATIVEOP

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