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();
pDoc = _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

: O& m' j. c% ?  h, LCATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();

& x* f7 V7 B: F创建草图
( Y3 S% Q$ W% |  I//初始化草图工厂
( n  n1 G* C8 K2 `CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
( M$ L( B8 V$ C/ E( J% YCATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

创建草图几何
, J/ h, Z$ e# S/ d+ e//首先声明编辑草图
, z, |* p8 d2 Y& \! QspSketch->OpenEdition();
+ W* S( x* {+ H- S6 QCATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
" W0 n2 H* V3 N1 \7 L; Pdouble iPoint[2] = {0.,0.};
/ ~5 {- S8 M3 k" f/ D& i//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
7 [" n1 r0 M2 z+ `+ V& eCATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
//然后退出草图：
0 k2 w( A. K: P$ z2 z; SspSketch->CloseEdition();

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6 ]& R& h$ {! l/ n4 @创建约束
3 N! P$ C% m, l# K( V8 B$ ^, e! w: tCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
7 ^  U, ^. m) W8 v, o8 D, q0 l//定义spLine1 的半径约束
spConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
8 _* F! g/ c+ E9 \" o- R! MNULL, Cst2DType_Radius, 0, 0 );
//定义spLine1 与坐标原点的同心约束
: u# v  R' A2 T5 b* cCATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);
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spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
) m; U+ G9 s* r  ^9 zNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );

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创建凸台
6 d; U4 ]4 g- }5 R1 L' D// 从编辑框中获得援助的高度
. v4 ?3 Z  V# ^& d  q9 l* Ldouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
1 ?: R- ?: z0 X! l0 G9 g; U6 e: x3 U//圆柱的轴向方向为Z 轴方向
; _) [3 S/ l& ^( P. iCATMathDirection dirZ(0., 0., 1.);
//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
% o& j  e- H' V2 LspPadOnSpecObj->ModifyDirection(dirZ);
# D2 `6 l, f4 X! c( Y//设置凸台第一限制类型
) x# p2 M- v/ F: U. n3 o& `5 W) `spPadOnSpecObj->ModifyEndType(catOffsetLimit);
//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
! L% C4 v6 r7 t( J4 J( @spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
- [9 V! ~. V* K. D3 ?spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
0 n9 p$ N) q9 b: O, Eif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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