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
7 T. w" O+ A5 w" o// 获得文件指针
: B7 B0 @" s, C, F' _CATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
3 |) U/ c, ~. h6 zpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
CATInit_var spInitOnDoc(pDoc);
5 x3 i8 p7 ~- d! V// 得到零件根容器

CATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
/ X/ w" z) c! R- j: H. W( L// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();

% `; L# _+ y& ~/ b& I7 p1 R4 m创建草图
//初始化草图工厂
) j# ~! o# ?  G( L/ Q) }CATISketchFactory_var spSketchFactory(piPrtCont);
8 W! w- A% |* Z//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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: W/ B  B8 o( w- e% K. L创建草图几何
//首先声明编辑草图
5 k) m% x) w7 c' TspSketch->OpenEdition();
" ]9 [5 @$ a. ^9 Z7 e- O) Z0 zCATI2DWFFactory_var sp2DFactory(spSketch);
2 T( h  {- y2 e* h0 ^: `//这里表示圆心点
double iPoint[2] = {0.,0.};
% c. B' v8 P7 Y2 _' y4 E+ U//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
  U+ d5 D" K1 x4 ?) l( ~! ^% ICATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
0 q" z( V4 k7 b; I' p; ^/ VspCurveOnLine->GetEndPoint();
  m* [' ^) z$ x//然后退出草图：
7 F  p8 ?0 p7 MspSketch->CloseEdition();
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创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
1 P; Q5 ~1 i2 FspConstraint2DFactory->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
CATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);
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) K. N0 D3 D( @- m5 R( }$ X" aspConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
- f, ~; y& R/ G: uNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );
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% O; X4 P- s7 r9 ?5 Q/ a创建凸台
// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
6 j( B2 Q! t3 s6 V( u. ^& Kdouble secondLimit = 0.;
/ @/ {6 D6 }8 o! Y//圆柱的轴向方向为Z 轴方向
CATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
: y! b" r9 |. X7 e9 F5 T; G1 B3 {7 }CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
, T1 L$ M) O" N* _//设置拉伸方向
/ A+ Z9 V5 T/ S& [8 o3 |0 FspPadOnSpecObj->ModifyDirection(dirZ);
3 k5 [6 f6 n! m. T1 R( f//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
- R* R* V8 \( X/ k5 ], l7 c//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
4 a# P6 V8 @. b) B+ t: D- q: |spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
- \2 j+ b- u. K& y" S- P& {$ p) f. S//将凸台添加在结构树中
1 j2 T& V7 ]# M( ^5 g9 f/ QspSpecObj->Update();
6 Q/ M, z8 v6 w% wCATIGSMProceduralView_var ispProcView = spSpecObj;
8 @; [4 K4 k: l7 ^4 H; t* G  Q/ Qif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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