AcDbMPolygon.h

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#pragma once
 
//
// (C) Copyright 2005-2024 by Graebert GmbH.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting
// documentation.
//
// GRAEBERT PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// GRAEBERT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  GRAEBERT GMBH
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
 
#include "..\acdb17\AcDbEntity.h"
#include "..\acad\Acad.h"
 
 
class AcDbDwgFiler;
class AcDbDxfFiler;
class AcGePoint3d;
class AcCmColor;
class AcDbPolyline;
class AcDb2dPolyline;
class AcDbSystemInternals;
 
const double AcDbMPolygonCrossingFuzz = 1E-6;
 
class ARX_API AcDbMPolygonNode
{
public:
    AcDbMPolygonNode();
 
    AcDbMPolygonNode *mParent;
    AcArray<AcDbMPolygonNode*> mChildren;
    int mLoopIndex;
};
 
class ARX_API AcDbMPolygon : public AcDbEntity
{
public:
 
    enum loopDir
    {
        kExterior = 0,
        kInterior,
        kAnnotation
    };
     AcDbMPolygon(void);
     virtual  ~AcDbMPolygon(void);
 
     virtual AcDbHatch* hatch();
     virtual double elevation() const;
     virtual Acad::ErrorStatus setElevation( double );
     virtual AcGeVector3d normal() const;
     virtual Acad::ErrorStatus setNormal( const AcGeVector3d& );
     virtual Acad::ErrorStatus evaluateHatch( bool = false );
     virtual AcDbHatch::HatchPatternType patternType() const;
     virtual const wchar_t* patternName() const;
     virtual Acad::ErrorStatus setPattern( AcDbHatch::HatchPatternType, wchar_t const * );
     virtual double patternAngle() const;
     virtual Acad::ErrorStatus setPatternAngle( double );
     virtual double patternSpace() const;
     virtual Acad::ErrorStatus setPatternSpace( double );
     virtual double patternScale() const;
     virtual Acad::ErrorStatus setPatternScale( double );
     virtual bool patternDouble() const;
     virtual Acad::ErrorStatus setPatternDouble( bool );
     virtual int numPatternDefinitions() const;
     virtual Acad::ErrorStatus getPatternDefinitionAt( int, double& , double&, double&, double&, double&, AcGeDoubleArray& ) const;
     Acad::ErrorStatus setGradientAngle( double );
     Acad::ErrorStatus setGradientShift( float );
     Acad::ErrorStatus setGradientOneColorMode( bool );
     Acad::ErrorStatus setGradientColors( unsigned int, const AcCmColor*, const double*);
     Acad::ErrorStatus setGradient( AcDbHatch::GradientPatternType, const wchar_t*& );
     virtual AcCmColor patternColor() const;
     virtual Acad::ErrorStatus setPatternColor( const AcCmColor& );
     virtual double getArea() const;
     virtual double getPerimeter() const;
     virtual AcGeVector2d getOffsetVector() const;
     virtual Acad::ErrorStatus appendLoopFromBoundary( const AcDbCircle*, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual Acad::ErrorStatus appendLoopFromBoundary( const AcDbPolyline*, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual Acad::ErrorStatus appendLoopFromBoundary( const AcDb2dPolyline*, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual int numMPolygonLoops() const;
     virtual Acad::ErrorStatus getMPolygonLoopAt( int, AcGePoint2dArray&, AcGeDoubleArray& ) const;
     virtual Acad::ErrorStatus appendMPolygonLoop( const AcGePoint2dArray&, const AcGeDoubleArray&, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual Acad::ErrorStatus insertMPolygonLoopAt( int, const AcGePoint2dArray&, const AcGeDoubleArray&, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual Acad::ErrorStatus removeMPolygonLoopAt( int );
     virtual Acad::ErrorStatus getLoopDirection( int, AcDbMPolygon::loopDir& ) const;
     virtual Acad::ErrorStatus setLoopDirection( int, AcDbMPolygon::loopDir );
     virtual bool isPointOnLoopBoundary( const AcGePoint3d&, int, double = AcDbMPolygonCrossingFuzz ) const;
     virtual int isPointInsideMPolygon( const AcGePoint3d&, AcGeIntArray&, double = AcDbMPolygonCrossingFuzz ) const;
 
     virtual Acad::ErrorStatus dwgInFields( AcDbDwgFiler* );
     virtual Acad::ErrorStatus dwgOutFields( AcDbDwgFiler* ) const;
     virtual Acad::ErrorStatus dxfInFields( AcDbDxfFiler* );
     virtual Acad::ErrorStatus dxfOutFields( AcDbDxfFiler* ) const;
     virtual Acad::ErrorStatus balanceDisplay(void);
     virtual bool isBalanced(void) const;
     virtual Acad::ErrorStatus balanceTree(void);
 
     virtual Acad::ErrorStatus createLoops( const AcArray<AcGePoint2dArray, AcArrayObjectCopyReallocator<AcGePoint2dArray> > &, const AcArray<AcGeDoubleArray, AcArrayObjectCopyReallocator<AcGeDoubleArray> > &, AcDbIntArray &, bool = true, double = AcDbMPolygonCrossingFuzz );
     virtual int getClosestLoopTo(const AcGePoint3d& ) const;
     virtual int getParentLoop(int) const;
     virtual Acad::ErrorStatus getMPolygonTree(AcDbMPolygonNode*&) const;
     virtual void deleteMPolygonTree(AcDbMPolygonNode*) const;
     virtual Acad::ErrorStatus createLoopsFromBoundaries(const AcDbObjectIdArray &, AcDbIntArray &, bool = true, double = AcDbMPolygonCrossingFuzz);
 
     ACRX_DECLARE_MEMBERS(AcDbMPolygon);
 
protected:
    AcDbMPolygon( AcDbSystemInternals *);
};