Objectarx实现:在封闭轮廓的角落, 自动对所有的内角导圆

在封闭轮廓的角落, 自动对所有的内角导圆，在操作上有以下两种情形:

1. ExFillet.h

#pragma once
/********************************************************************
	created:	2019/5/23  15:10
	filename: 	ExFillet.h
	author:		WangHongFeng
	
	purpose:	增强圆角
*********************************************************************/

class CExFillet
{
public:
	CExFillet();
	~CExFillet();
	//************************************
	// Author:    WangHongFeng
	// Summary:   在封闭轮廓的角落, 自动对所有的内角导圆
	// Method:    AutoProfileFillet
	// Access:    public 
	// Returns:   bool
	//************************************
	bool AutoProfileFillet();

	static double dFilletR;
	static resbuf* ssCallback(const TCHAR* kword);
private:
	//************************************
	// Author:    WangHongFeng
	// Summary:   闭合多段线，内角圆角
	// Method:    fillerInnerCorner
	// Access:    public 
	// Returns:   bool
	// Parameter: ads_name ssName 
	// Parameter: AcDbPolyline * pPoly 
	// Parameter: int Relation -1闭合区域外，1闭合区域内
	//************************************
	bool fillerInnerCorner(ads_name ssName, AcDbPolyline * pPoly, int Relation);


};

2. ExFillet.cpp

#include "StdAfx.h"
#include "ExFillet.h"
#include "PubFuc.h"
#include "AutoCmdEcho.h"

typedef  AcDbObjectPointer AcDbCurvePointer;

CExFillet::CExFillet()
{
}


CExFillet::~CExFillet()
{
}

double CExFillet::dFilletR = 5;

resbuf* CExFillet::ssCallback(const TCHAR* kword)
{
	ArxDbgUiPrDistDef prDist(L"input fillet radius", NULL, ArxDbgUiPrDist::kNoNegNoZero, dFilletR);
	ReturnfalseNotTrue(prDist.go() == ArxDbgUiPrBase::kOk);
	dFilletR = prDist.value();
	resbuf *result = NULL;
	return result;
}

bool CExFillet::AutoProfileFillet()
{
	resbuf *rb;
	rb = acutBuildList(-4, L"OR", RTNONE);

	AcDbObjectId startLineId;
	ArxDbgSelSet selStartLine;
	selStartLine.setAllowSingleOnly(true,false);
	selStartLine.setKeywordCallback(L"R", ssCallback);

	ReturnfalseNotTrue(selStartLine.userSelect(L"\nselect start Line[fillet radius(R)]:", NULL, rb) == ArxDbgSelSet::kSelected);
	acutRelRb(rb);
	
	AcDbObjectIdArray selSet;
	selStartLine.asArray(selSet);

	startLineId = selSet.at(0);

// 	bool bRes = ArxDbgUtils::selectEntity(L"select start Line:", startLineId);
// 	ReturnfalseNotTrue(bRes);

	//获取所有直线圆弧
	AcDbObjectIdArray idArr;
	PubFuc::selectAllLineAndArc(idArr);

	//获取边界id
	AcDbObjectIdArray boundaryIds;
	ReturnfalseNotTrue(PubFuc::getBoundaryIds(startLineId, idArr, boundaryIds));

	ArxDbgUiPrPoint prPt(L"select Inner Point", NULL);
	ReturnfalseNotTrue(prPt.go() == ArxDbgUiPrBase::kOk);

	
	ads_name ssName;
	PubFuc::objIdArrToEname(boundaryIds, ssName);
	//合并边界为多段线
	CAutoCmdEcho cmdcho(0);
	acedCommand(RTSTR, L"JOIN", RTENAME, ssName,RTSTR, L"", RTNONE);
	

	ads_name polyName;
	acdbEntLast(polyName);
	AcDbObjectId polyId;
	ArxDbgUtils::enameToObjId(polyName, polyId);

	AcDbPolyline *pPoly = NULL;
	auto es = acdbOpenObject(pPoly, polyId, AcDb::kForWrite);
	ArxDbgUtils::rxErrorMsg(es);
	//点与闭合多段线的关系
	int Relation = PubFuc::PtRelationToPoly(pPoly, PubFuc::ToPoint2d(prPt.value()));
	

	PubFuc::unerase(boundaryIds);
	//内角倒圆角
	ReturnfalseNotTrue(fillerInnerCorner(ssName, pPoly, Relation));

	acedSSFree(ssName);
	pPoly->erase();
	pPoly->close();
	return true;
}

bool CExFillet::fillerInnerCorner(ads_name ssName, AcDbPolyline * pPoly, int Relation)
{
	long length;
	acedSSLength(ssName, &length);
	for (int i = 0; i < length; i++)
	{
		ads_name ent1;
		acedSSName(ssName, i, ent1);
		ads_name ent2;
		acedSSName(ssName, i + 1, ent2);

		if (i == length - 1)
		{
			acedSSName(ssName, 0, ent2);
		}

		//AcadUtils::UndoM();
		ads_name result;
		PubFuc::Fillet(ent1, ent2, result, dFilletR);

		AcDbObjectId arcId;
		ArxDbgUtils::enameToObjId(result, arcId);

		AcDbObjectPointer pArc(arcId, AcDb::kForWrite);
		ReturnfalseNotTrue(pArc.openStatus() == Acad::eOk);
		if (PubFuc::PtRelationToPoly(pPoly, PubFuc::ToPoint2d(pArc->center())) != Relation)
		{
			pArc->erase();
			pArc->close();
			PubFuc::Fillet(ent1, ent2, result, 0);
			//AcadUtils::UndoB();
		}
	}
	return true;
}

3. 调用

	static void HFSoft_AutoProfileFillet()
	{
		CExFillet exFillet;
		exFillet.AutoProfileFillet();
	}

4. PubFuc::PtRelationToPoly

参考：https://blog.csdn.net/wang161019/article/details/90520450