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
/ ^7 G+ Y; D6 i$ {2 U0 |; p// 获得文件指针
- F/ u/ W( E: X) S& W- hCATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
pDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
CATInit_var spInitOnDoc(pDoc);
// 得到零件根容器
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9 t) `% ?9 [* F) x0 O' G4 VCATIPrtContainer * piPrtCont =
% Z- y5 K  ?: ~% x2 s* K(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
% j$ p. |$ H/ u! f; K// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
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创建草图
$ Q* v  Y4 A0 w//初始化草图工厂
: w" N8 Q. o' i0 g: fCATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

6 e1 J" b& s8 k# o/ q; v创建草图几何
//首先声明编辑草图
spSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
6 U/ V. E, B3 w8 @% n/ f! idouble iPoint[2] = {0.,0.};
//下面创建圆圈
6 S# C# Q: X% vCATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
, P3 l) g. @  Z( }/ j//然后退出草图：
5 c/ v6 A' b' P" cspSketch->CloseEdition();
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创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
3 E! X: C: j) b//定义spLine1 的半径约束
, Z7 G+ C- B8 t6 T- t  R0 w: i) fspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
/ c) h3 Z1 l5 @! q; m$ D/ K2 bNULL, Cst2DType_Radius, 0, 0 );
. U. J* i  k4 B/ Z; s! _- N//定义spLine1 与坐标原点的同心约束
% e% S" ?' h) y: u; `CATI2DAxis_var spSupport = NULL_var;
# {! F+ ^( Y/ l* X/ Y% L5 CspSketch->GetAbsolute2DAxis(spSupport);
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spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
) h  t5 ?. H( B7 gNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );
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创建凸台
1 x; M' l- L4 j" _// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
CATMathDirection dirZ(0., 0., 1.);
1 R6 ~$ r- E2 N. M$ V3 R//初始化零件工厂
7 k5 @( z( T$ E0 e2 N0 W" V3 rCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
- c/ n! ~1 {+ f( T4 ^$ U//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
, X$ u- T4 u1 B- V//设置凸台第二限制类型
; @  O2 P: |# w$ p+ I" uspPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
3 [% v0 N1 @" C- ^3 T//将凸台添加在结构树中
( g: B2 O5 l( h9 M4 qspSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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