rechpoly.cpp

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// $Id: rechpoly.cpp 1688 2006-08-10 12:05:20Z gerry $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
================================XARAHEADERSTART===========================
 
               Xara LX, a vector drawing and manipulation program.
                    Copyright (C) 1993-2006 Xara Group Ltd.
       Copyright on certain contributions may be held in joint with their
              respective authors. See AUTHORS file for details.

LICENSE TO USE AND MODIFY SOFTWARE
----------------------------------

This file is part of Xara LX.

Xara LX is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License version 2 as published
by the Free Software Foundation.

Xara LX and its component source files are distributed in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with Xara LX (see the file GPL in the root directory of the
distribution); if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA  02110-1301 USA


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-----------------

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License described above, Xara Group Ltd grants to you certain additional
rights. 

The additional rights are to use, modify, and distribute the software
together with the wxWidgets library, the wxXtra library, and the "CDraw"
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----------------

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      Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK.
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=================================XARAHEADEREND============================
 */
/********************************************************************************************

>   rechpoly.cpp

    Author:     Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com>
    Created:    11/06/96
    Purpose:    Implementation of class to handle loading of polygon records from the new
                file format.

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

#include "camtypes.h"

#include "nodershp.h"

//#include "cxfdefs.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "cxftags.h"
//#include "cxfrec.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "cxfrech.h" - in camtypes.h [AUTOMATICALLY REMOVED]

#include "rechrshp.h"
#include "rechpoly.h"

// to match the declare in the header file
CC_IMPLEMENT_DYNAMIC(PolygonRecordHandler, RegularShapeRecordHandler);

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

>   UINT32* PolygonRecordHandler::GetTagList()

    Author:     Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com>
    Created:    06/06/96
    Inputs:     -
    Returns:    UINT32* to an array of records handled by this class. The last entry in the
                array is CXFRH_TAG_LIST_END
    Purpose:    Returns an array of records handled by this class.
    See Also:   EllispeRecordHandler::HandleRecord

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

UINT32* PolygonRecordHandler::GetTagList()
{
    static UINT32 TagList[] = {TAG_POLYGON_COMPLEX,
                                TAG_POLYGON_COMPLEX_REFORMED,
                                TAG_POLYGON_COMPLEX_STELLATED,
                                TAG_POLYGON_COMPLEX_STELLATED_REFORMED,
                                TAG_POLYGON_COMPLEX_ROUNDED,
                                TAG_POLYGON_COMPLEX_ROUNDED_REFORMED,
                                TAG_POLYGON_COMPLEX_ROUNDED_STELLATED,
                                TAG_POLYGON_COMPLEX_ROUNDED_STELLATED_REFORMED,
                                CXFRH_TAG_LIST_END};
    return &TagList[0];
}

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

>   BOOL PolygonRecordHandler::HandleRecord(CXaraFileRecord * pCXaraFileRecord)

    Author:     Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com>
    Created:    06/06/96
    Inputs:     pCXaraFileRecord - CXaraFileRecord object to read
    Returns:    TRUE if successful, FALSE otherwise
    Purpose:    Handles ellipse type records for the new file format

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

BOOL PolygonRecordHandler::HandleRecord(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok;

    switch (pCXaraFileRecord->GetTag())
    {
        case TAG_POLYGON_COMPLEX
                : ok = ReadPolygonComplex(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_REFORMED
                : ok = ReadPolygonComplexReformed(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_STELLATED
                : ok = ReadPolygonComplexStellated(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_STELLATED_REFORMED
                : ok = ReadPolygonComplexStellatedReformed(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_ROUNDED
                : ok = ReadPolygonComplexRounded(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_ROUNDED_REFORMED
                : ok = ReadPolygonComplexRoundedReformed(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_ROUNDED_STELLATED
                : ok = ReadPolygonComplexRoundedStellated(pCXaraFileRecord); break;
        case TAG_POLYGON_COMPLEX_ROUNDED_STELLATED_REFORMED
                : ok = ReadPolygonComplexRoundedStellatedReformed(pCXaraFileRecord); break;
        default
                : ok = ReadShapeInvalid(pCXaraFileRecord); break;
    }
    
    return ok;
}

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

    BOOL PolygonRecordHandler::ReadPolygonComplex(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexReformed(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexStellated(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexStellatedReformed(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexRounded(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexRoundedReformed(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexRoundedStellated(CXaraFileRecord *pCXaraFileRecord)
    BOOL PolygonRecordHandler::ReadPolygonComplexRoundedStellatedReformed(CXaraFileRecord *pCXaraFileRecord)

    Author:     Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com>
    Created:    06/06/96
    Inputs:     pCXaraFileRecord - pointer to the record to read
    Returns:    TRUE if successfull, false otherwise
    Purpose:    Reads in an polygon record

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

BOOL PolygonRecordHandler::ReadPolygonComplex(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord CentrePoint;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoord(&CentrePoint);
    if (ok) ok = SetCentrePoint(pPolygon, CentrePoint);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexReformed(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    Matrix TransformMatrix;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadMatrix(&TransformMatrix);
    if (ok) ok = SetTransformMatrix(pPolygon, TransformMatrix);

    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath1));

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexStellated(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord CentrePoint;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    double StellationRadius;
    double StellationOffset;

    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsStellated(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoord(&CentrePoint);
    if (ok) ok = SetCentrePoint(pPolygon, CentrePoint);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationRadius);
    if (ok) ok = SetStellationRadius(pPolygon, StellationRadius);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationOffset);
    if (ok) ok = SetStellationOffset(pPolygon, StellationOffset);

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexStellatedReformed(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    Matrix TransformMatrix;
    double StellationRadius;
    double StellationOffset;

    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsStellated(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadMatrix(&TransformMatrix);
    if (ok) ok = SetTransformMatrix(pPolygon, TransformMatrix);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationRadius);
    if (ok) ok = SetStellationRadius(pPolygon, StellationRadius);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationOffset);
    if (ok) ok = SetStellationOffset(pPolygon, StellationOffset);

    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath1));
    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath2));

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexRounded(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord CentrePoint;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    double Curvature;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsRounded(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoord(&CentrePoint);
    if (ok) ok = SetCentrePoint(pPolygon, CentrePoint);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&Curvature);
    if (ok) ok = SetCurvature(pPolygon, Curvature);

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexRoundedReformed(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    Matrix TransformMatrix;
    double Curvature;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsRounded(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadMatrix(&TransformMatrix);
    if (ok) ok = SetTransformMatrix(pPolygon, TransformMatrix);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&Curvature);
    if (ok) ok = SetCurvature(pPolygon, Curvature);

    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath1));

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexRoundedStellated(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord CentrePoint;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    double StellationRadius;
    double StellationOffset;
    double PrimaryCurvature;
    double SecondaryCurvature;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsRounded(pPolygon, TRUE);
    if (ok) ok = SetIsStellated(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoord(&CentrePoint);
    if (ok) ok = SetCentrePoint(pPolygon, CentrePoint);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationRadius);
    if (ok) ok = SetStellationRadius(pPolygon, StellationRadius);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationOffset);
    if (ok) ok = SetStellationOffset(pPolygon, StellationOffset);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&PrimaryCurvature);
    if (ok) ok = SetPrimaryCurvature(pPolygon, PrimaryCurvature);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&SecondaryCurvature);
    if (ok) ok = SetSecondaryCurvature(pPolygon, SecondaryCurvature);

    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}

BOOL PolygonRecordHandler::ReadPolygonComplexRoundedStellatedReformed(CXaraFileRecord *pCXaraFileRecord)
{
    BOOL ok = TRUE;

    NodeRegularShape * pPolygon;
    UINT16 NumberOfSides;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    Matrix TransformMatrix;
    double StellationRadius;
    double StellationOffset;
    double PrimaryCurvature;
    double SecondaryCurvature;
    
    pPolygon = new NodeRegularShape;

    if (ok) ok = SetupShape(pPolygon);
    if (ok) ok = SetIsRounded(pPolygon, TRUE);
    if (ok) ok = SetIsStellated(pPolygon, TRUE);

    if (ok) ok = pCXaraFileRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = SetNumberOfSides(pPolygon, NumberOfSides);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = SetMajorAxis(pPolygon, MajorAxis);

    if (ok) ok = pCXaraFileRecord->ReadCoordTrans(&MinorAxis,0,0);
    if (ok) ok = SetMinorAxis(pPolygon, MinorAxis);

    if (ok) ok = pCXaraFileRecord->ReadMatrix(&TransformMatrix);
    if (ok) ok = SetTransformMatrix(pPolygon, TransformMatrix);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationRadius);
    if (ok) ok = SetStellationRadius(pPolygon, StellationRadius);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&StellationOffset);
    if (ok) ok = SetStellationOffset(pPolygon, StellationOffset);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&PrimaryCurvature);
    if (ok) ok = SetPrimaryCurvature(pPolygon, PrimaryCurvature);

    if (ok) ok = pCXaraFileRecord->ReadDOUBLE(&SecondaryCurvature);
    if (ok) ok = SetSecondaryCurvature(pPolygon, SecondaryCurvature);

    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath1));
    if (ok) ok = pCXaraFileRecord->ReadPath(&(pPolygon->EdgePath2));
    
    if (ok) ok = InvalidateCache(pPolygon);
    if (ok) ok = InsertNode(pPolygon);

    return ok;
}


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

>   void GetRecordDescriptionText(CXaraFileRecord* pCXaraFileRecord,StringBase* Str);


    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    20/08/96
    Inputs:     pCXaraFileRecord - CXaraFileRecord holding the record in question
                Str - StringBase to add our information to
    Returns:    -
    Purpose:    Returns textual information on this record

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

#ifdef XAR_TREE_DIALOG
void PolygonRecordHandler::GetRecordDescriptionText(CXaraFileRecord* pRecord, StringBase *pStr)
{
    if (pRecord != NULL && pStr != NULL)
    {
        // Call base class first
        // This outputs the tag and size
        CamelotRecordHandler::GetRecordDescriptionText(pRecord,pStr);

        switch (pRecord->GetTag())
        {
            case TAG_POLYGON_COMPLEX :
            case TAG_POLYGON_COMPLEX_STELLATED :
            case TAG_POLYGON_COMPLEX_ROUNDED :
            case TAG_POLYGON_COMPLEX_ROUNDED_STELLATED :
                (*pStr) += _T("Polygon complex\r\n\r\n");
                DescribePolygonComplex(pRecord, pStr);
                break;

            case TAG_POLYGON_COMPLEX_REFORMED :
            case TAG_POLYGON_COMPLEX_STELLATED_REFORMED :
            case TAG_POLYGON_COMPLEX_ROUNDED_REFORMED :
            case TAG_POLYGON_COMPLEX_ROUNDED_STELLATED_REFORMED :
                (*pStr) += _T("Polygon complex reformed\r\n\r\n");
                DescribePolygonComplexReformed(pRecord, pStr);
                break;

            default : DescribeInvalid(pRecord, pStr); break;
        }
    }
}

void PolygonRecordHandler::DescribePolygonComplex(CXaraFileRecord *pRecord, StringBase *pStr)
{
    if (pRecord == NULL || pStr == NULL)
        return;

    DocCoord CentrePoint;
    DocCoord MajorAxis;
    DocCoord MinorAxis;
    UINT16 NumberOfSides;
    TCHAR s[256];

    BOOL ok = TRUE;

    if (ok) ok = pRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = pRecord->ReadCoord(&CentrePoint);
    if (ok) ok = pRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = pRecord->ReadCoordTrans(&MinorAxis,0,0);

    camSprintf(s,_T("Number of sides\t= %d\r\n"),NumberOfSides);
    (*pStr) += s;
    camSprintf(s,_T("Centre point\t= %d, %d\r\n"),CentrePoint.x,CentrePoint.y);
    (*pStr) += s;
    camSprintf(s,_T("Major axis\t\t= %d, %d\r\n"),MajorAxis.x,MajorAxis.y);
    (*pStr) += s;
    camSprintf(s,_T("Minor axis\t\t= %d, %d\r\n"),MinorAxis.x,MinorAxis.y);
    (*pStr) += s;
}

void PolygonRecordHandler::DescribePolygonComplexReformed(CXaraFileRecord *pRecord, StringBase *pStr)
{
    if (pRecord == NULL || pStr == NULL)
        return;

    DocCoord MajorAxis;
    DocCoord MinorAxis;
    UINT16 NumberOfSides;
    TCHAR s[256];

    BOOL ok = TRUE;

    if (ok) ok = pRecord->ReadUINT16(&NumberOfSides);
    if (ok) ok = pRecord->ReadCoordTrans(&MajorAxis,0,0);
    if (ok) ok = pRecord->ReadCoordTrans(&MinorAxis,0,0);

    camSprintf(s,_T("Number of sides\t= %d\r\n"),NumberOfSides);
    (*pStr) += s;
    camSprintf(s,_T("Major axis\t\t= %d, %d\r\n"),MajorAxis.x,MajorAxis.y);
    (*pStr) += s;
    camSprintf(s,_T("Minor axis\t\t= %d, %d\r\n"),MinorAxis.x,MinorAxis.y);
    (*pStr) += s;
}

void PolygonRecordHandler::DescribeInvalid(CXaraFileRecord *pRecord, StringBase *pStr)
{
    if (pRecord == NULL || pStr == NULL)
        return;

    (*pStr) += _T("Invalid rectangle\r\n");
}
#endif

---