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;
- w3 k* n1 f" g! L5 ~; I6 {9 XCATFrmEditor * _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

CATIPrtContainer * piPrtCont =
7 I( _- f, C+ G6 G(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
3 u. m+ X* c+ `4 v// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
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0 Y1 |' K* x: U1 d! l% a创建草图
. C4 r7 R. g* N//初始化草图工厂
CATISketchFactory_var spSketchFactory(piPrtCont);
! Z, a$ f4 d9 S' a0 Q//在XY plane 上创建草图
) V5 q+ g1 [* Y3 n6 ~CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

8 X) |0 {- ?* k- n, b创建草图几何
//首先声明编辑草图
2 T+ [5 s+ q) B6 s/ _+ V7 vspSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
% t* d5 ]0 T6 Z7 [- e2 kdouble iPoint[2] = {0.,0.};
//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
& ~( F7 Z% ?" {7 A# l" W7 J! KCATI2DCurve_var spCurveOnLine(spLine);
- D* @: Q, j, O6 t0 {/ JspCurveOnLine->GetStartPoint();
spCurveOnLine->GetEndPoint();
3 [$ R- E2 M! B% W; q& f7 o. S" J# r//然后退出草图：
, W: ?8 X+ S& i  fspSketch->CloseEdition();
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' m5 F( s/ y* z6 V7 I: i创建约束
7 L: c+ R- d* Z+ R: \) I& DCATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
. L, N1 b; M! m( tspConstraint2DFactory->CreateConstraint(spLine, NULL, NULL, NULL, NULL, NULL,
0 S1 ~. j# A  A) j# A+ U$ D. xNULL, 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);

spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
6 d" U( x2 d* V2 ~+ K7 TNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );
( S/ @" u9 \) G  n: i

创建凸台
// 从编辑框中获得援助的高度
! S; p2 F3 j" S; Vdouble firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
4 L2 Y$ N' O: I: W' V0 K" L; W/ sCATMathDirection dirZ(0., 0., 1.);
2 G, l4 e$ P6 w7 F+ {7 T( W//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
6 R) P8 i/ p* f3 T//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
; z1 p5 T8 X; J5 |4 T! o: ]. X//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
spPadOnSpecObj->ModifyEndType(catOffsetLimit);
1 V# ~; I  K" I! v4 @//设置凸台的高度
/ {2 @* `' ], G$ y4 cspPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
' g: `5 Z7 L5 o  C7 C* L4 M/ x//将凸台添加在结构树中
spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}

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