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
  b7 ]9 ~& C) H& p5 q0 k+ {CATDocument * pDoc= NULL;
' p9 T. N) g" D& |8 C1 rCATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
0 Q/ Y  A' \2 P2 @5 q/ }, BpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
CATInit_var spInitOnDoc(pDoc);
$ X. W1 i  \( G2 ?" I" d7 u// 得到零件根容器

CATIPrtContainer * piPrtCont =
8 E, n4 [7 i+ X/ Q' f(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
) Q- W! {( [9 c& DCATIPrtPart_var spPart = piPrtCont->GetPart();
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) z6 ^) L7 r) }4 E# M8 ]创建草图
//初始化草图工厂
' @4 W- u+ o# aCATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
, `3 J: X2 G/ A& s9 B2 U1 ~% D& eCATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

0 @5 u/ G, \+ M  B创建草图几何
, s: B9 [- r$ |5 w' V//首先声明编辑草图
spSketch->OpenEdition();
( X/ |- \. a) J- b5 G9 ]" c( C7 hCATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
+ y0 Y) H0 v8 q6 j/ W. _9 tdouble iPoint[2] = {0.,0.};
//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
( z5 e% z* Z0 ^3 d5 A; M( qspCurveOnLine->GetStartPoint();
' _& b  ?  {# U, W- e7 S8 e5 xspCurveOnLine->GetEndPoint();
7 N- o  y) Q. W2 o//然后退出草图：
spSketch->CloseEdition();


创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
5 S  }7 Y$ i1 ~- V$ h' UspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
0 l" [: K1 U" M! UNULL, Cst2DType_Radius, 0, 0 );
2 q3 X: K7 B' }# X* w/ f5 u//定义spLine1 与坐标原点的同心约束
; H/ s) }( \/ ZCATI2DAxis_var spSupport = NULL_var;
. G8 {- s4 M. M! E0 w. x7 k5 [4 fspSketch->GetAbsolute2DAxis(spSupport);
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" S5 X; M; S- G% y" {& Z" WspConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
NULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


* ?: B' _' c' U& |! }4 n创建凸台
  @* B: C4 ~1 R; g# _// 从编辑框中获得援助的高度
5 [. A' g+ I, j- D8 }4 h% bdouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
0 M( V! p+ X9 p0 ~CATMathDirection dirZ(0., 0., 1.);
: {5 |& @& @2 G$ T( w5 U* \//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
( h0 |& K5 U1 R4 C8 Q9 n# k' O0 x7 g//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
) @. Y  k* ]% k, |) z) X4 d$ p//设置凸台的高度
- c) k+ H; r( L. p5 V9 o  sspPadOnSpecObj->ModifyEndOffset(firstLimit);
+ `6 @. Q4 S  t5 \2 p8 n//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
- q" h2 g' J; _$ ?- P& q" B  ?spPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
; y' Q9 ^# K9 a% z& y( X4 ?spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
( j* [) j7 p4 r$ W$ _if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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