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
: S) P7 ?: c0 v9 W. p) K9 \, [7 J, \// 获得文件指针
4 D, R% D0 p6 J+ ?& t: N$ M: QCATDocument * pDoc= NULL;
CATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
1 ~/ i9 [1 ]! M4 }" Z5 P7 g9 ^pDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
CATInit_var spInitOnDoc(pDoc);
8 T  Y2 l/ [) Z' y+ ?// 得到零件根容器

- _  ?# i% C% x! kCATIPrtContainer * piPrtCont =
8 y2 P  b' e$ f; }3 z, G(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
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6 a, a9 `' Q/ d! ^, P% w7 V  _创建草图
1 l4 a# m4 t: w' H  Z' E+ T5 k, I//初始化草图工厂
7 L$ z* ]# X. e" ]% XCATISketchFactory_var spSketchFactory(piPrtCont);
- R$ [" B, p" }! ~) x//在XY plane 上创建草图
+ p% E% m4 q5 L, H6 c& }CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));
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3 r/ e/ ^3 c8 m  l) g8 i创建草图几何
//首先声明编辑草图
spSketch->OpenEdition();
4 V) {7 S0 M" z3 W  U9 dCATI2DWFFactory_var sp2DFactory(spSketch);
//这里表示圆心点
; m' D8 H6 s6 B. i: Gdouble iPoint[2] = {0.,0.};
//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
" ^! X- R5 G  t6 g5 `% m) {spCurveOnLine->GetEndPoint();
//然后退出草图：
$ c: x' d: P* h/ BspSketch->CloseEdition();
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创建约束
, Y0 l/ O% V2 M3 I* ^CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//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
CATI2DAxis_var spSupport = NULL_var;
: g' g  x% V3 T8 H5 V6 jspSketch->GetAbsolute2DAxis(spSupport);

; @; {; j+ s: R" \+ E' ~spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
NULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


- C3 h) X) b4 N0 ]创建凸台
. z. _- Q# K" d, o# A// 从编辑框中获得援助的高度
double firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
1 n/ N8 ^( ?7 h- P" W6 T! ^) k' T' C: s" F6 iCATMathDirection dirZ(0., 0., 1.);
//初始化零件工厂
* m7 a% J9 @+ {' s3 ZCATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
0 j8 a% b! w* o: n7 A9 j//创建凸台
CATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
CATIPad_var spPadOnSpecObj(spSpecObj);
/ g3 ?% [2 U5 @! M. X- @//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
5 I$ T9 a6 y: X' C8 s* A/ z//设置凸台第一限制类型
3 ~9 k2 w' L; G' E2 LspPadOnSpecObj->ModifyEndType(catOffsetLimit);
* d* P; J2 [$ C" U6 g//设置凸台的高度
spPadOnSpecObj->ModifyEndOffset(firstLimit);
4 t+ s5 r) c. a) B' }: z//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
spPadOnSpecObj->ModifyStartOffset(secondLimit);
) K) X  t! h  c* }) f//将凸台添加在结构树中
spSpecObj->Update();
9 M2 X- U# O! RCATIGSMProceduralView_var ispProcView = spSpecObj;
if (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
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