Catia二次开发源码分享：创建圆柱体实例

admin

获得零件指针
& W3 s' |# s0 b4 ~! B8 c// 获得文件指针
CATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
6 G% A% L0 c$ k0 B5 |pDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
: `+ s4 E  x/ z2 wCATInit_var spInitOnDoc(pDoc);
// 得到零件根容器
" w) \1 P9 s) k
CATIPrtContainer * piPrtCont =
(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
! I1 y" X, e3 l  h& H: ]3 k// 得到零件指针
4 U+ \( y5 i/ P1 O' S: t" N3 ICATIPrtPart_var spPart = piPrtCont->GetPart();
  O2 n2 l# a0 B# b* V6 ~! }
, l! \) r4 d/ c0 @3 U创建草图
3 ^3 q! M" f; D# y//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
6 n& q+ |; P, n& d6 |0 d$ ]2 w5 H. b//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
0 ]/ Y3 L1 o% p9 s6 \7 s
  W1 n+ e' m* V/ C创建草图几何
1 U1 J. M- T8 J- f! q; r//首先声明编辑草图
2 j$ U2 V" ^9 \# S1 k& fspSketch->OpenEdition();
8 f, G8 e0 c. ?3 ~" @( S' cCATI2DWFFactory_var sp2DFactory(spSketch);
9 {# G  x1 g7 \  f//这里表示圆心点
double iPoint[2] = {0.,0.};
; @( ^; S" {: _3 ^# i* O( d//下面创建圆圈
* ]3 U- @6 V7 u- c$ ^$ ~CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
# A( k5 N# y; ?7 ~8 Z, U  P1 lspCurveOnLine->GetEndPoint();
//然后退出草图：
4 R- O. i9 E4 h6 v- K4 pspSketch->CloseEdition();


创建约束
" E$ o  ]3 L- P/ H% [9 K+ M' D3 lCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
# @" c( \4 t2 U//定义spLine1 的半径约束
spConstraint2DFactory->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
+ q8 ^) j3 V* U% g( v4 ^4 b* c4 gCATI2DAxis_var spSupport = NULL_var;
( i! I9 j8 k2 o# y- \& }spSketch->GetAbsolute2DAxis(spSupport);
! h( [" W& b2 B1 _% w! C* n) r
1 P8 L  J, E( b) S' N1 espConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
# s8 N: o+ w1 qNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


创建凸台
// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
' l- e) T0 W! Y. Fdouble secondLimit = 0.;
) m' ?8 l: ^7 D//圆柱的轴向方向为Z 轴方向
; ?4 Q: I+ h  e: XCATMathDirection dirZ(0., 0., 1.);
$ o' b% Y# E# m( m7 l//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
) n2 [4 {) [: e- `//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
! J, P0 u  w8 A' a: G! WspPadOnSpecObj->ModifyDirection(dirZ);
& g! a+ i7 S- G: f% ?) D//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
4 L+ h' u) n9 S" C- H4 U: YspPadOnSpecObj->ModifyStartType(catOffsetLimit);
; l2 k' C; Q- ]0 J- t4 `spPadOnSpecObj->ModifyStartOffset(secondLimit);
//将凸台添加在结构树中
spSpecObj->Update();
# s3 `  z, h( s, {7 b3 L! G1 SCATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}