AcGeScale2d.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.
 
class AcGeMatrix2d;
class AcGeTol;
 
class ARX_API AcGeScale2d
{
public:
         ARX_API_STATIC static  AcGeScale2d const kIdentity;
     double sx;
     double sy;
 
public:
          AcGeScale2d( AcGeScale2d const &);
          AcGeScale2d(double);
          AcGeScale2d(double,double);
          AcGeScale2d(void);
          operator  AcGeMatrix2d(void)const ;
         bool  isEqualTo( AcGeScale2d const &, AcGeTol const & = AcGeContext::gTol)const ;
         bool  operator!=( AcGeScale2d const &)const ;
         bool  operator==( AcGeScale2d const &)const ;
          AcGeScale2d &  extractScale( AcGeMatrix2d const &);
          AcGeScale2d &  invert(void);
          AcGeScale2d &  operator*=( AcGeScale2d const &);
          AcGeScale2d &  operator*=(double);
          AcGeScale2d &  operator=( AcGeScale2d const &);
          AcGeScale2d &  postMultBy( AcGeScale2d const &);
          AcGeScale2d &  preMultBy( AcGeScale2d const &);
          AcGeScale2d &  removeScale( AcGeMatrix2d &);
          AcGeScale2d &  set(double,double);
          AcGeScale2d &  setToProduct( AcGeScale2d const &, AcGeScale2d const &);
          AcGeScale2d &  setToProduct( AcGeScale2d const &,double);
          AcGeScale2d  inverse(void)const ;
          AcGeScale2d  operator*( AcGeScale2d const &)const ;
          AcGeScale2d  operator*(double)const ;
         double &  operator[](unsigned int);
         double  operator[](unsigned int)const ;
         Frx::Boolean  isProportional( AcGeTol const & = AcGeContext::gTol)const ;
         void  getMatrix( AcGeMatrix2d &)const ;
 
};