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
2 v6 B4 q& c2 o+ A3 q9 F3 G+ `// 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
; @$ a4 c/ Z. @6 d" \% m& {: P, GCATInit_var spInitOnDoc(pDoc);
// 得到零件根容器

  x. S! n" _; h) U, J1 sCATIPrtContainer * piPrtCont =
1 e$ S- p1 B. {; x9 c(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
& s0 V" p1 g3 _2 \+ O4 q2 Z0 zCATIPrtPart_var spPart = piPrtCont->GetPart();

创建草图
//初始化草图工厂
& G6 {# Y2 A1 ZCATISketchFactory_var spSketchFactory(piPrtCont);
! k3 h- }$ m1 [' U: G/ q; D//在XY plane 上创建草图
8 ~/ q: [, V" x  b. r# \CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

5 N3 h  C: j4 c2 O9 \创建草图几何
: p# M6 j6 f' _4 o7 ^0 j+ Z5 h//首先声明编辑草图
spSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
2 d' c/ a* G. |5 }//这里表示圆心点
4 }- E) ~: E# I1 c9 T" Q) Xdouble iPoint[2] = {0.,0.};
7 x9 y$ ]) i: \- `& _. o//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
$ [: b: x3 v! X  TCATI2DCurve_var spCurveOnLine(spLine);
" }; I  c+ z: _3 p( _8 t  f! T$ ]spCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
" Q) F' O9 Y+ U  Z2 P//然后退出草图：
2 J8 z4 @  t* O2 b  x& QspSketch->CloseEdition();

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创建约束
) T* u1 E: M8 V1 A: K: V- QCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
) d- c1 j  e# r+ [- M//定义spLine1 的半径约束
! ~+ c0 V: [) o- u3 c- OspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
- P2 G0 d" H! x5 |( G+ ^  LNULL, Cst2DType_Radius, 0, 0 );
//定义spLine1 与坐标原点的同心约束
, {4 S, F; W+ x6 u5 w; kCATI2DAxis_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 );


  c8 u. Z; m' e- P3 i9 Q2 J创建凸台
+ D4 H% [; _- x4 ?/ j+ |" a% i// 从编辑框中获得援助的高度
6 T6 T- T( k3 x+ e. g3 a! udouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
$ {3 Y& a6 e2 D- A* E//圆柱的轴向方向为Z 轴方向
; H3 ^% U9 E. D' p6 RCATMathDirection dirZ(0., 0., 1.);
  @- c8 R* R" e# U//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
  S1 N2 G* a6 [6 X" b) GCATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
2 g  ?0 y! b% [- RspPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
! m/ T) U3 j; L( sspPadOnSpecObj->ModifyEndType(catOffsetLimit);
//设置凸台的高度
4 s" m! Q% N* y( Z. K" y1 _spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
2 F: I+ e& L7 {# U8 U  L//将凸台添加在结构树中
spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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