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
4 Y/ E) |5 }' B. `5 G// 获得文件指针
% p/ U+ ?/ ~, s; E# [CATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
pDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
- X- S' `7 X5 j8 Q1 ~. W4 dCATInit_var spInitOnDoc(pDoc);
// 得到零件根容器
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+ \' ]# u9 j4 N: \" BCATIPrtContainer * piPrtCont =
. x7 ~' x/ a+ d(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
0 f  X  S) H; M/ W// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
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创建草图
, [; G+ I. S# K, f& m4 |//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
0 r& Z+ T9 h5 {  N& F/ J//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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* M0 a' n7 |" H0 b% h+ D+ ?创建草图几何
//首先声明编辑草图
) i: S* r3 M1 Q4 @" [spSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
' f, n2 d( h5 ydouble iPoint[2] = {0.,0.};
9 Z& B9 s5 S4 m6 o/ h; k* C//下面创建圆圈
3 q! M, D+ s' L# ]. k& J$ }CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
2 ?1 K( g0 O1 v! ?) eCATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
4 a" d2 i% g8 S3 I3 C- H//然后退出草图：
* X! j4 K/ p6 W" i5 BspSketch->CloseEdition();

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创建约束
1 j6 A9 |, U; n. G6 ~# N5 a- MCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
spConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
) X0 m4 t. Q( e( D! qNULL, Cst2DType_Radius, 0, 0 );
//定义spLine1 与坐标原点的同心约束
CATI2DAxis_var spSupport = NULL_var;
' R0 w0 ]* A  Z+ K& e$ @spSketch->GetAbsolute2DAxis(spSupport);
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" H7 u2 R" N- R: t( y+ jspConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
# N  R) I* Y6 T/ g7 bNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );
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. R+ a/ w/ l: f. g9 B7 _创建凸台
, F& a. k; Y0 p$ H& J  Z// 从编辑框中获得援助的高度
8 q7 V% O2 F% s; M" G' K  pdouble firstLimit = _Editor004->GetFloatValue();
5 N  J# |3 N% \6 ^, d  m; q1 o- hdouble secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
0 r0 b1 W/ E) t# Z' {CATMathDirection dirZ(0., 0., 1.);
$ x( k2 }( S( Z& P! B9 u* T4 w//初始化零件工厂
% P& w0 H5 e5 |" v3 w* x' HCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
5 b1 `, v2 C* `, j4 Z: ]8 cCATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
3 b0 z0 f3 O1 M" [# G1 D//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
* k& ]5 q* Q( |- ~+ m( `$ ^. [6 B//设置凸台第一限制类型
7 R, D. U  R5 k( \spPadOnSpecObj->ModifyEndType(catOffsetLimit);
6 G# y. F2 s' K% k2 M/ V- @7 F9 \//设置凸台的高度
: m* S5 W0 O8 F8 T1 `spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
! D+ x& B$ b0 O- f, c7 }7 S; dspPadOnSpecObj->ModifyStartOffset(secondLimit);
9 I7 j( N4 Z9 q1 E+ g8 P3 c//将凸台添加在结构树中
( t) w+ b% p- {5 x( ospSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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