Catia二次开发源码分享：创建圆柱体实例

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获得零件指针
2 w/ c# g/ T/ Z0 S: }" y3 Q// 获得文件指针
! f/ {8 X) O  ^& wCATDocument * pDoc= NULL;
+ T. [8 D7 J  g& g8 l2 xCATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
8 z3 a0 b/ _0 ^# ~: l9 q) Z5 rpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
7 J$ W/ b! \5 B4 f( hCATInit_var spInitOnDoc(pDoc);
* N9 `. x) W. w- |- M7 d9 I// 得到零件根容器
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1 m/ C5 I2 W8 I4 [9 `  G8 OCATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
2 w. p" y& Z* @6 p8 aCATIPrtPart_var spPart = piPrtCont->GetPart();
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创建草图
//初始化草图工厂
4 b; Q1 f7 ~$ l( P$ XCATISketchFactory_var spSketchFactory(piPrtCont);
3 t$ g/ l3 L* j4 p//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

创建草图几何
//首先声明编辑草图
- e5 l' g+ r5 y! ZspSketch->OpenEdition();
: [/ V" l9 t2 f  ~2 mCATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
double iPoint[2] = {0.,0.};
//下面创建圆圈
1 w6 i( e) G$ h. [' P& ECATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
2 n  T3 K0 p4 i- Y2 kCATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
# j: s  _1 A" ispCurveOnLine->GetEndPoint();
//然后退出草图：
8 W# R4 E0 s3 ^/ cspSketch->CloseEdition();
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7 ?/ `! o$ l( y( E2 c* H0 J* y创建约束
1 ~. M  f( W" `% t- E1 F# Y9 PCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
spConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
5 Y; [1 s3 i$ f. J' M, x& ENULL, Cst2DType_Radius, 0, 0 );
) |' m! V& ]1 a! Q7 P! O//定义spLine1 与坐标原点的同心约束
CATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);

spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
NULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


创建凸台
' L# u' G0 q  a& b8 o/ u$ I// 从编辑框中获得援助的高度
, K- Z, S( @5 u/ ]2 g( \) C0 b- jdouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
9 r7 U9 g+ _/ ~" O4 S//圆柱的轴向方向为Z 轴方向
CATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
8 v1 E  t1 z( g0 G//创建凸台
  @2 a3 u* H- c5 O/ \CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
! h7 f0 r) C& T) B6 ICATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
7 q1 X) P3 C2 ~0 Q" R//设置凸台第一限制类型
/ l) _& ^% s7 w9 `spPadOnSpecObj->ModifyEndType(catOffsetLimit);
+ k8 U5 ^  _+ Z  d! B$ E: x//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
# {1 w/ p, {  I; c  Q//将凸台添加在结构树中
( \  e6 r& t' ]. y6 o$ |- a% qspSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
, q8 z7 w  p( w3 l! w) Pif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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