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
0 Z6 _0 `2 E4 L9 _// 获得文件指针
; H! ]: D% x* n" O0 XCATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
/ q9 L/ |! I4 spDoc = _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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) a- x) U; e2 v$ I& uCATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
2 ?' {  q5 ^% D- u// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();

3 u: H+ \8 `5 |* T' v' d- z( ~) K创建草图
//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
' W- ?: c; B5 P0 u% N7 JCATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

创建草图几何
6 b2 |- ?! k8 C) f1 A//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
7 M# [, v& F7 c. z4 @, k% f# dCATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
0 R! M- @  q9 H" |" p% n0 jspCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
! k& I3 {- n9 u  u//然后退出草图：
spSketch->CloseEdition();

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# ]! ?# O" T, C0 A创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
* J) E) _8 l) l9 N) AspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
NULL, Cst2DType_Radius, 0, 0 );
: E! h4 N0 e# o! [//定义spLine1 与坐标原点的同心约束
# z& {/ ?: b+ V: y: q5 i8 t* uCATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);
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spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
, T+ l" v& N+ K) }+ k; I! s7 rNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );

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创建凸台
// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
; v/ b( x; k; n* O2 @3 m//圆柱的轴向方向为Z 轴方向
* a" G# V; }9 v- f: H- F) @* pCATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
& t% f7 }: G  f! l! mCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
; q6 q- g1 P; g$ b% i* F" E% b//创建凸台
5 L$ m9 x8 G  R; \( F) BCATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
) `: m7 |0 q  S  Z1 ^//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
) B2 R8 N4 D# S% M; U2 L) Q7 }//设置凸台的高度
0 `7 F7 e/ b! I) b8 Z( P$ h& _spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
! y* A) ^9 }1 R( v6 kspPadOnSpecObj->ModifyStartType(catOffsetLimit);
: o8 t3 `; H3 v# ^" }% V: k% v) SspPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
7 Z* M" ]8 I. ?spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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