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
9 k/ d, |! N, Z# y+ X( _// 获得文件指针
" R2 I0 o$ e; O7 k% O, mCATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
$ |' d) v; g# {# h/ U5 e8 OpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
) u+ B* A& D6 g% pCATInit_var spInitOnDoc(pDoc);
3 f6 ]* d6 W" e// 得到零件根容器

CATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
( f8 l% ]" h, n0 V4 B1 J8 wCATIPrtPart_var spPart = piPrtCont->GetPart();

创建草图
' M' X( @9 {- [5 V//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
; P- r6 L) M2 v% M2 c' F; U3 ]CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

( o+ w4 @' Q% v# f  \2 Q创建草图几何
' ]" f. k2 Q2 F( K//首先声明编辑草图
spSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
double iPoint[2] = {0.,0.};
/ ?! l' |. w! @) i) @  q7 i9 p8 [//下面创建圆圈
: t+ x/ x# t2 V  ?2 ?$ {  a, i) wCATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
% N. X; t3 W7 ?3 iCATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
9 d1 Q. W3 P) i/ T# C4 wspCurveOnLine->GetEndPoint();
! X( x' k; `* J9 @" k) b% Y; H//然后退出草图：
spSketch->CloseEdition();
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创建约束
" ?( R! N- X3 tCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
4 V0 B5 V% `- r: o9 PspConstraint2DFactory->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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  L, _, h  U, a5 d# u& Z, W5 uspConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
; N# Z' P$ G& }, s6 {' B3 U! WNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


  `- b/ Z, _4 M$ n创建凸台
// 从编辑框中获得援助的高度
7 T0 u; |) o( L5 fdouble firstLimit = _Editor004->GetFloatValue();
) i3 J# w3 V' n" o- n& U7 _double secondLimit = 0.;
1 o( P) B5 F3 x: H: _  X//圆柱的轴向方向为Z 轴方向
& g' q: L* n, ?, F' g4 {, k$ ECATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
. D, L+ Y/ R" |# ~//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
# q/ a$ x7 r" G" D4 ~: LCATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
7 l: U. S7 N7 MspPadOnSpecObj->ModifyEndType(catOffsetLimit);
//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
1 s8 k2 s! n7 P  g//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
4 A/ E# h7 {7 H4 QspPadOnSpecObj->ModifyStartOffset(secondLimit);
' K8 w  _" _! U( o* N( R//将凸台添加在结构树中
0 @) @2 S1 C$ ^4 M! o& ]7 _& BspSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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