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
5 F5 L: M/ B; E; S6 K// 获得文件指针
CATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
pDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
. ~& B. I  J. D& X$ o. L" h  W+ ]CATInit_var spInitOnDoc(pDoc);
4 j$ x' x! f. t// 得到零件根容器
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CATIPrtContainer * piPrtCont =
' r) p0 e. I$ [' F6 X(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();

创建草图
1 {8 @4 O; r$ a9 ]) `; v; p$ v# q//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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创建草图几何
! H" {6 e& c! ~0 i! b% Z* f//首先声明编辑草图
1 }5 M2 X0 z# O, {. M5 KspSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
2 L$ b# a" m4 g$ |- `4 g, ]double iPoint[2] = {0.,0.};
//下面创建圆圈
( N. {2 k9 o/ w1 K& i1 G' ZCATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
2 E) X; i7 @+ @spCurveOnLine->GetEndPoint();
9 b7 A( g% E7 s, F* F//然后退出草图：
spSketch->CloseEdition();
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创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
9 W% a! B% @  ^, W5 [//定义spLine1 的半径约束
4 J  ?% k7 o9 M; C! h. b0 lspConstraint2DFactory->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
: Z" x4 h# \  wCATI2DAxis_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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$ y8 L" N( b6 G9 T. D! A8 A7 p# A创建凸台
// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
4 m1 f* C& g! [//圆柱的轴向方向为Z 轴方向
7 V# d  q% |% C5 T( B- l8 z1 jCATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
0 i  S" P. l/ }! h* P5 c. p7 BCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
+ C$ Y# N+ q" }4 \+ B9 ?2 wCATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
" W. ~  w% L3 U$ i; \CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
. B  n& ~8 ~3 |1 H3 i! LspPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
: d* f" z6 V2 ]0 d. m6 a//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
  F. [$ z9 X0 }" _& D) V$ ispPadOnSpecObj->ModifyStartType(catOffsetLimit);
* Y$ j) l. ?) y7 \+ EspPadOnSpecObj->ModifyStartOffset(secondLimit);
- s' y6 `/ a8 G2 R* i- Z) E& T3 @//将凸台添加在结构树中
1 O8 g% B7 n/ t7 Q1 B, uspSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
. i$ P$ E' w# [% f% Gif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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