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;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
" i  X% x$ A, P$ K- ipDoc = _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

CATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
: u( q) D3 g" X5 U2 M7 z8 Q// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
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创建草图
$ d: @  W* N" i//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
% `4 a* @# a$ _# v0 \CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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: z# g5 |* J0 w5 x创建草图几何
//首先声明编辑草图
spSketch->OpenEdition();
$ o0 W9 |: O; N. [1 H6 q/ BCATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
" c7 J; v5 h. h8 V1 e. X% Jdouble iPoint[2] = {0.,0.};
1 Y9 h+ k6 D/ m) |& U9 W# Y' }8 p//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
" e) q! l$ _3 [! _  n: ICATI2DCurve_var spCurveOnLine(spLine);
- j, g. g/ {3 t' r) RspCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
# `7 {2 i' @- {) N' R//然后退出草图：
spSketch->CloseEdition();
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创建约束
3 z/ o' ^: g' J8 p$ W6 fCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
. Q3 F- h4 I( q7 Y3 J//定义spLine1 的半径约束
/ ?* C% C( p$ U! H5 J& espConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
NULL, Cst2DType_Radius, 0, 0 );
. ^- K  L1 O/ B; |, b//定义spLine1 与坐标原点的同心约束
% ^) ^) {! S/ l5 E9 [: m+ s0 uCATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);

# u3 _% c( _# y, h0 l& NspConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
; b$ {7 a5 q9 ?, D+ iNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );

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& J# \0 v4 m; [, A7 V/ C* e创建凸台
// 从编辑框中获得援助的高度
! U8 D5 F9 h7 _& K4 T" H8 C8 Fdouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
CATMathDirection dirZ(0., 0., 1.);
  v$ U7 ?" [. B7 b//初始化零件工厂
  V; r8 L7 A6 Q8 ^" A8 r* ~CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
7 t9 I7 r0 w0 c//创建凸台
! M- r3 b" B/ b0 {, j- s" Z, _, }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
1 `; V" z- o/ l5 |8 `# ^! O6 gspPadOnSpecObj->ModifyEndType(catOffsetLimit);
4 w  m, ?! d7 S//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
7 w- `! V5 [" X; ?//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
4 V6 @& B- ]3 t, JspSpecObj->Update();
4 N5 o1 z2 X; r( X: h+ C' qCATIGSMProceduralView_var ispProcView = spSpecObj;
+ ^& n  O& ?8 S" N3 d  Nif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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