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Arx编程对实体的基本操作

// ObjectARX defined commands, created by [2010-9-30], ,

#include "StdAfx.h"

#include "StdArx.h"

#include "dbents.h"

#include "geassign.h"

#include "dbpl.h"

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#define PI 3.141592653589793238462643383279502884197169399375105820974944592308

BOOL AddEntityToDBS(AcDbEntity *pEntity, AcDbObjectId &Id)

{

//获取块表

AcDbBlockTable *pBlockTable = NULL;

if (acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb::kForRead) != Acad::eOk)

{

return FALSE;

}

//获取模型空间的快表记录

AcDbBlockTableRecord *pBlkTabRec = NULL;android游戏引擎

if (pBlockTable->getAt(ACDB_MODEL_SPACE, pBlkTabRec, AcDb::kForWrite) != Acad::eOk)

{

pBlockTable->close();

return FALSE;

}

pBlkTabRec->appendAcDbEntity(Id, pEntity);

pEntity->close();

pBlockTable->close();

pBlkTabRec->close();

return TRUE;

}

//-----------绘制直线-----------------------------------------------------

// This is command 'CLINE, by [2010-9-30], ,

void EICADDrawCLine()

{

#ifdef OARXWIZDEBUG

acutPrintf ("\nOARXWIZDEBUG - EICADDrawCLine() called.");

#endif // OARXWIZDEBUG

// TODO: Implement the command

ads_point pt0;

ads_point pt;

AcDbObjectId EntId;

if (ads_getpoint(NULL, _T("\n请指定起始点："), pt0) !=RTNORM) return;

if (ads_getpoint(pt0, _T("\n请指定终点："), pt) != RTNORM) return;

AcDbLine *pLine = new AcDbLine(asPnt3d(pt0), asPnt3d(pt));

AddEntityToDBS(pLine, EntId);

pLine->close();

}

//-----------编辑直线起点-----------------------------------------------------

// This is command 'EDITLSTARTPOINT, by [2010-9-30], ,

void EICADDRAWEditlstartpoint()

{

#ifdef OARXWIZDEBUG

acutPrintf ("\nOARXWIZDEBUG - EICADDRAWEditlstartpoint() called.");

#endif // OARXWIZDEBUG

// TODO: Implement the command

ads_point pt0;

ads_point pt;

ads_name Ent;

能源智能控制 AcDbObjectId EntId;

AcDbLine *pLine = NULL;

三七的花怎样制成干茶

if (ads_entsel(_T("\n请选择对象："), Ent, pt0) != RTNORM) return;

if (ads_getpoint(NULL, _T("\n请选择起点："), pt) != RTNORM) return;

if (acdbGetObjectId(EntId, Ent) != Acad::eOk) return;

if (acdbOpenObject(pLine, EntId, AcDb::kForWrite) != Acad::eOk) return;

pLine->setStartPoint(asPnt3d(pt));

pLine->close();

}

//------------编辑直线终点------------------------------------------------------

// This is command 'EDITLENDPOINT, by [2010-9-30], ,

void EICADDRAWeditlendpoint()

{

#ifdef OARXWIZDEBUG

acutPrintf ("\nOARXWIZDEBUG - EICADDRAWeditlendpoint() called.");

#endif // OARXWIZDEBUG亿万像素

// TODO: Implement the command

ads_point pt0;

ads_point pt;

ads_name Ent;

AcDbObjectId EntId;

AcDbLine *pLine = NULL;

if (ads_entsel(_T("\n请选择对象："), Ent, pt0) != RTNORM) return;

if (ads_getpoint(NULL, _T("\n请选择终点："), pt) != RTNORM) return;

if (acdbGetObjectId(EntId, Ent) != Acad::eOk) return;

if (acdbOpenObject(pLine, EntId, AcDb::kForWrite) != Acad::eOk) return;

pLine->setEndPoint(asPnt3d(pt));

pLine->close();

}

//----------绘制多段线------------------------------------------------------

// This is command 'CPLINE, by [2010-9-30], ,

void EICADDRAWCPLine()

{

#ifdef OARXWIZDEBUG

acutPrintf ("\nOARXWIZDEBUG - EICADDRAWCPLine() called.");

#endif // OARXWIZDEBUG

// TODO: Implement the command

ads_point pt0 = {0.0};

ads_point pt = {0.0};

AcDbObjectId EntId;

AcGePoint2d Gpt2d;

AcDbPolyline *pPLine = new AcDbPolyline();

if (ads_getpoint(NULL, _T("\n请指定起始点："), pt0) != RTNORM) return;

Gpt2d.set(pt0[X], pt0[Y]);

if (pPLine->addVertexAt(0, Gpt2d) != Acad::eOk)

{

delete pPLine;

return;

}

AddEntityToDBS(pPLine, EntId);

pPLine = NULL;

while (ads_getpoint(pt0, _T("\n请指定下一个点："), pt) == RTNORM)

{

Gpt2d.set(pt[X], pt[Y]);

pt0[X] = pt[X];

pt0[Y] = pt[Y];

if (acdbOpenObject(pPLine, EntId, AcDb::kForWrite) != Acad::eOk) return;

if (pPLine->addVertexAt(pPLine->numVerts(), Gpt2d) != Acad::eOk)

{

编织袋颗粒 return;

}

pPLine->close();

}

AddEntityToDBS(pPLine, EntId);

pPLine->close();

}

//-------------绘制圆（用户输入圆心和半径画圆）-----------------------------------------------------

// This is command 'CCIRCLE, by [2010-9-30], ,

void EICADDrawCCircle()

{

#ifdef OARXWIZDEBUG

acutPrintf ("\nOARXWIZDEBUG - EICADDrawCCircle() called.");

#endif // OARXWIZDEBUG

// TODO: Implement the command

ads_point pt;

ads_real pr;

AcDbObjectId EntId;

if (ads_getpoint(NULL, _T("\n请指定圆心："), pt) != RTNORM) return;

if (ads_getreal(_T("\n请输入半径："), &pr) != RTNORM) return;

AcDbCircle *pCircle = new AcDbCircle(asPnt3d(pt), AcGeVector3d(0.0, 0.0, 1.0), pr);

pCircle->setColorIndex(4);

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