区域在区域内
// Function name : RgnInRgn // Descrīption : is Region1 in Region2? // Return type : bool // Argument : const AcDbRegion* pRegion1 // Argument : const AcDbRegion* pRegion2 bool RgnInRgn(const AcDbRegion* pRegion1,const AcDbRegion* pRegion2) { if (pRegion1==NULL||pRegion2==NULL) return false; AcDbObjectPointer< AcDbRegion > spRegion1; AcDbObjectPointer< AcDbRegion > spRegion2; if (spRegion1.create()!=Acad::eOk) { acdbFail("\n内存不足"); return false; } if (spRegion2.create()!=Acad::eOk) { acdbFail("\n内存不足"); return false; } if ((spRegion1->copyFrom(pRegion1)!= Acad::eOk)|| (spRegion2->copyFrom(pRegion2)!= Acad::eOk)) { acdbFail("\n无法复制对象"); return false; } bool bResult=false; if(spRegion1->booleanOper(AcDb::kBoolIntersect, spRegion2.object()) == Acad::eOk) { if ((spRegion2->isNull()==Adesk::kTrue)&&(spRegion1->isNull()!=Adesk::kTrue)){ double area1,area0; spRegion1->getArea(area1); pRegion1->getArea(area0); if ((area0 - area1) < AcGeContext::gTol.equalPoint()) bResult=true; } } return bResult; }查看完整版本： 区域在区域内
Tags: AcDbRegion, ObjectArx
