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
// 获得文件指针
CATDocument * pDoc= NULL;
- S9 r/ b* V! Y' JCATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
3 C8 H* W% {* e( cpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
4 f9 K* N4 p- n0 c5 cCATInit_var spInitOnDoc(pDoc);
// 得到零件根容器

0 L. e5 Q; X. V5 J' L: ^CATIPrtContainer * piPrtCont =
; n' H6 g' Q2 f( |, r2 j) E(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
) P4 R. J3 C8 E6 N2 [9 T6 N// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();

创建草图
# {7 b% ^) f) F9 N2 Q# `//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
9 q/ r$ n9 a$ c) _( V" f1 D//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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+ [2 i( Q  V" j5 u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
double iPoint[2] = {0.,0.};
//下面创建圆圈
1 h3 U; K. x9 KCATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
7 M- g+ k- m/ L( R- X3 P) U7 j4 f/ AspCurveOnLine->GetEndPoint();
//然后退出草图：
spSketch->CloseEdition();
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创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
5 ~& C' f+ N1 f; d) `//定义spLine1 的半径约束
$ ~7 P# E, L9 v+ w( I" uspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
NULL, Cst2DType_Radius, 0, 0 );
//定义spLine1 与坐标原点的同心约束
+ S& }5 @1 @3 C, J; @CATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);
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spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
NULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );
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5 n! ^) V2 R& G5 R& z% a" _* h) x创建凸台
% R: ]- y% n! Q7 m, i1 w5 H// 从编辑框中获得援助的高度
& B- P( v1 z. ~+ U# c1 n& tdouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
0 I  E7 |) \# e, \: z! u: C9 u//圆柱的轴向方向为Z 轴方向
CATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
2 g  Z/ y0 ]3 ?7 n+ oCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
: [3 _, q* v! w//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
& I: T& u5 J3 B$ l( l# R0 b//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
6 J$ o5 t" q% }) J* F: L% B$ [//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
, v1 U, c+ R7 r; cspPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
spSpecObj->Update();
: O9 r& ~) s. y2 yCATIGSMProceduralView_var ispProcView = spSpecObj;
7 I4 P  Z3 j, q3 d5 e; `if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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