HatchPattern.h

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// Copyright (C) 2002-2022, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2022 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
 
 
 
#ifndef OD_HATCHPATTERN_H
#define OD_HATCHPATTERN_H
 
#include "TD_PackPush.h"
 
#include "Ge/GePoint2d.h"
#include "Ge/GeVector2d.h"
#include "Ge/GeDoubleArray.h"
 
enum OdGeIslandStyle
{
  OdGeIslandStyle_Normal = 0,
  OdGeIslandStyle_Outer = 1, 
  OdGeIslandStyle_Ignore = 2  
};
 
 
class OdHatchPatternLine
{
public:
  double            m_dLineAngle;
  OdGePoint2d       m_basePoint;
  OdGeVector2d      m_patternOffset;
  OdGeDoubleArray   m_dashes;
 
  OdHatchPatternLine() :
    m_dLineAngle(0.0)
  {
  }
 
  OdHatchPatternLine(const OdHatchPatternLine &pat)
  {
    m_dLineAngle    = pat.m_dLineAngle;
    m_basePoint     = pat.m_basePoint;
    m_patternOffset = pat.m_patternOffset;
    m_dashes.insert(m_dashes.end(), pat.m_dashes.begin(), pat.m_dashes.end());
  }
 
  void transformBy(const OdGeMatrix2d& ocsXform)
  {
    m_basePoint.transformBy(ocsXform);
    m_patternOffset.transformBy(ocsXform);
 
    OdGeVector2d pO(OdGeVector2d::kXAxis);
    pO.rotateBy(m_dLineAngle);
    pO.transformBy(ocsXform);
    m_dLineAngle = pO.angle();
 
    OdGeDoubleArray::iterator pDash;
    for(pDash = m_dashes.begin(); pDash != m_dashes.end(); ++ pDash)
    {
      (*pDash) *= pO.length();
    }
  }
  void scale(double s)
  {
    m_patternOffset *= s;
    for (unsigned  int j = 0; j < m_dashes.size(); ++j)
      m_dashes[j] *= s;
  }
};
 
typedef OdArray<OdHatchPatternLine> OdHatchPattern;
 
#include "TD_PackPop.h"
 
#endif //#ifndef OD_HATCHPATTERN_H