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clr操作cpp最简单的方式

创建cpp代码

导出需要使用的代码

在cpp中先封装一次

CFuncHelper.h

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#pragma once
#ifdef ZWWHFORJTSERIALNOLABEL_MODULE
#define DLLIMPEXP __declspec(dllexport)
#else
#define DLLIMPEXP
#endif
class DLLIMPEXP CFuncHelper
{
public:
    CFuncHelper();
    ~CFuncHelper();

    bool generateNo();
};

CFuncHelper.cpp

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#include "stdafx.h"
#include "CFuncHelper.h"
#include "CGenerateSerialNo.h"
#include "CGlobalHelper.h"
#include "CSelCSerialNo.h"
#include "CCoordinateInfoJig.h"


CFuncHelper::CFuncHelper()
{
}


CFuncHelper::~CFuncHelper()
{
}

bool CFuncHelper::generateNo()
{
    CGenerateSerialNo gen;
    if (!gen.doIt())
    {
        return false;
    }
    gen.drawSerialNoByInfo();
    AcGePoint3d basePt = gen.basePt();

    AcDbExtents exts = CGlobalHelper::getFrameExtsbyPoint(basePt);
    CGlobalHelper::ZOOMWINDOW(exts.minPoint(), exts.maxPoint());
    AcGePoint3d minPt, maxPt;
    minPt = CGlobalHelper::TransformPoint(exts.minPoint(), 0, 1);
    maxPt = CGlobalHelper::TransformPoint(exts.maxPoint(), 0, 1);
    exts.set(minPt, maxPt);
    CSelCSerialNo sel;
    sel.setExtents(exts);
    resbuf *rb = acutBuildList(
        -4, _T("<and"), RTDXF0, CBaseConstant::SERIAL_NO, -4, _T("and>"),
        RTNONE); // Simplification for apparent list
    if (!sel.selEnt(rb))
    {
        return false;
    }

    vector<CDimInfo> vecInfo = sel.data();
    if (vecInfo.size() < 1)
    {
        return false;
    }

    CCoordinateInfoJig *jig = new CCoordinateInfoJig();
    jig->startJig(vecInfo);
    return true;
}

创建Clr代码

image-20241202083011439

clrDemo.h

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#pragma once
#include "CFuncHelper.h"
using namespace System;

namespace clrDemo {
    public ref class ManageExport
    {
    public:
        ManageExport() : nativeCSelCircleInfo(new CFuncHelper()) {}
        ~ManageExport() { this->!ManageExport(); }
        !ManageExport() { delete nativeCSelCircleInfo; }
        bool Test()
        {
            return nativeCSelCircleInfo->generateNo();
        }

    private:
        CFuncHelper* nativeCSelCircleInfo; // 原生CSelCircleInfo类的实例指针

    };
}

Csharp中引入clr生成的dll