ai5_eps.h

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// $Id: ai5_eps.h 1312 2006-06-13 15:46:45Z alex $
// Declaration of Adobe Illustrator EPS filter.
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
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 */

#ifndef INC_AI_EPS_5
#define INC_AI_EPS_5

//#include "epsfiltr.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "ai_eps.h"
//#include "list.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "document.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "impbmp.h"

class AI5Gradient;
class AIGradientProcessor;
class AIBitmapProcessor;
class AILayerProcessor;

// All the commands used by AI EPS 5 files.
enum
{
    // Graduated fills
    EPSC_Bd = EPSC_t + 1,
    EPSC_Bm,
    EPSC_Bc,
    EPSC__Bs,
    EPSC__BS,
    EPSC__Br,
    EPSC_BD,
    EPSC_Bg,
    EPSC_Bb,
    EPSC_BB,
    EPSC_Bh,
    EPSC_HexStart,
    EPSC_HexEnd,

    // Layer stuff
    EPSC_Lb,
    EPSC_LB,
    EPSC_Ln,

    // Path tweaks
    EPSC_Ap,
    EPSC_Ar,
    EPSC_XR,

    // bitmaps
    EPSC_XI,
    EPSC_XF,
    EPSC_XG,
    EPSC_Xh,
    EPSC_XH,

    // unknown
    EPSC_XP,

    // object tags
    EPSC_XT,

    // spurious
    EPSC_Xm,

    // RGB Colours
    EPSC_Xa,
    EPSC_XA,
    EPSC_Xx,
    EPSC_XX
};

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

>   class AI5EPSFilter : public AIEPSFilter

    Author:     Tim_Browse (Xara Group Ltd) <camelotdev@xara.com>
    Created:    08/03/94
    Purpose:    A filter that imports EPS files in Adobe Illustrator 7.0 EPS format.
    SeeAlso:    EPSFilter

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

class AI5EPSFilter : public AIEPSFilter
{
    CC_DECLARE_DYNAMIC(AI5EPSFilter);
    
public:
    AI5EPSFilter();
    BOOL Init();
    TCHAR* GetEPSCommand(EPSCommand Cmd);

    // Allow a layer to be set with property flags.
    BOOL CreateLayer ( String_256   &LayerName,
                       BOOL         IsLocked,
                       BOOL         IsPrintable,
                       BOOL         IsVisible );

    // data access
    EPSStack&   GetStack()          {   return Stack;       }
    CCLexFile*  GetEPSFile()        {   return EPSFile;     }
    const TCHAR*    GetTokenBuf()   {   return TokenBuf;    }
    INT32& GetLastProgressUpdate()  {   return LastProgressUpdate;  }

protected:
    virtual BOOL PrepareToImport();
    virtual void CleanUpAfterImport(BOOL Successful);
    virtual void LookUpToken();
    virtual BOOL ProcessToken();
    INT32 EPSHeaderIsOk(ADDR pFileHeader, UINT32 HeaderSize);
    virtual BOOL ProcessFilterComment();

    void DecodeAI5GradFill(const DocCoord& StartPoint, 
                           double Angle, 
                           double Length, 
                           const String_64& FillName);
    virtual BOOL DecodeLayer ( void );
    BOOL DecodeImageOperator();
    BOOL ReadImageData( ADDR pData, INT32 nLength );
    BOOL IgnoreHexData();
    // The array of keyword names
    static CommandMap AI5Commands[];


    //  the "processors" maintain the state for the current import
    //  hypothetically it should be possible to push them on a stack
    //  but this has not been implemented
    AIGradientProcessor *mpGradientProc;
    AIBitmapProcessor   *mpBitmapProc;
    AILayerProcessor    *mpLayerProc;

    BOOL                mbReadingGradFill;
    BOOL                mbReadingBitmap;
};

#endif

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