Catia二次开发源码分享：创建圆柱体实例

admin

获得零件指针
// 获得文件指针
CATDocument * pDoc= NULL;
' B$ ?2 K: h" V& m* x# vCATFrmEditor * _pEditor = CATFrmEditor::GeTCurrentEditor();
6 n9 q* ^0 |+ L* w- k! J! ~  FpDoc = _pEditor->GetDocument();//这里得到了PART 环境下的文档指针
0 K- l2 E$ a  A+ ~. y# pCATInit_var spInitOnDoc(pDoc);
% T+ w1 z- t; q! }/ O" K4 g4 U// 得到零件根容器
! c6 \; i, l! R2 G8 v) A! X
  k! t! I& t! J  L! z* y* aCATIPrtContainer * piPrtCont =
$ Y3 A/ P6 y$ |3 b, l; X3 s(CATIPrtContainer*) spInitOnDoc->GetRootContainer("CATIPrtContainer");
// 得到零件指针
CATIPrtPart_var spPart = piPrtCont->GetPart();
: A  Z/ C1 H& Z( b) Q9 [
7 r4 O- {. @& |% T# k创建草图
9 \+ ?; T9 k" w1 f//初始化草图工厂
7 p) n: W$ T3 ~CATISketchFactory_var spSketchFactory(piPrtCont);
//在XY plane 上创建草图
CATISketch_var spSketch = spSketchFactory->CreateSketch(spRefPlanes[1]));

创建草图几何
//首先声明编辑草图
spSketch->OpenEdition();
CATI2DWFFactory_var sp2DFactory(spSketch);
- s8 \5 L3 C% h8 m//这里表示圆心点
* ?' v6 n0 e; ^4 J- \. M0 L) y3 Pdouble iPoint[2] = {0.,0.};
//下面创建圆圈
CATISpecObject_var spLine = spSketch ->CreateCircle(iPoint,_Editor003->GetFloatValue());
CATI2DCurve_var spCurveOnLine(spLine);
spCurveOnLine->GetStartPoint();
) f8 P5 {4 w) t/ x9 N# v' r6 ~spCurveOnLine->GetEndPoint();
- k+ I! [% @4 `' n3 W( \3 B2 Z//然后退出草图：
9 M9 N3 G% c. j. XspSketch->CloseEdition();


& j9 w& f5 s7 A, t7 [创建约束
CATI2DConstraintFactory_var spConstraint2DFactory(spSketch);
//定义spLine1 的半径约束
4 i/ n5 C# M* P2 m; HspConstraint2DFactory->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
# ~! |1 a5 x! h3 h* g& j7 tCATI2DAxis_var spSupport = NULL_var;
spSketch->GetAbsolute2DAxis(spSupport);
4 v. y+ j. T! i" b( x5 Z
spConstraint2DFactory->CreateConstraint(spLine, NULL, spSupport->GetOriginPoint(),
7 l5 L* c% |  V, T2 W# g  _8 xNULL, NULL, NULL, NULL, Cst2DType_Concentric, 0, 0 );


3 ~; A4 z0 L! p- S8 s2 C创建凸台
: M+ N+ O8 h7 ?' O// 从编辑框中获得援助的高度
# A" s  O* P) `double firstLimit = _Editor004->GetFloatValue();
double secondLimit = 0.;
//圆柱的轴向方向为Z 轴方向
6 c. u. L* z7 [  z* n: U5 mCATMathDirection dirZ(0., 0., 1.);
& b& c4 m( V% `. a* w//初始化零件工厂
CATIPrtFactory_var spPrtFactOnPrtCont(piPrtCont);
//创建凸台
2 w. n; e+ n( V% qCATISpecObject_var spSpecObj = spPrtFactOnPrtCont->CreatePad(spSketch);
( a8 g$ Q# F. @1 c3 n2 ]' j" i7 @CATIPad_var spPadOnSpecObj(spSpecObj);
//设置拉伸方向
spPadOnSpecObj->ModifyDirection(dirZ);
//设置凸台第一限制类型
7 Y2 j. ]& Z+ V  r6 RspPadOnSpecObj->ModifyEndType(catOffsetLimit);
//设置凸台的高度
+ c, E4 Q8 z+ F) o6 _spPadOnSpecObj->ModifyEndOffset(firstLimit);
//设置凸台第二限制类型
spPadOnSpecObj->ModifyStartType(catOffsetLimit);
0 u8 {1 b3 j2 \) l4 R$ pspPadOnSpecObj->ModifyStartOffset(secondLimit);
, Q& M8 f8 J7 H//将凸台添加在结构树中
spSpecObj->Update();
CATIGSMProceduralView_var ispProcView = spSpecObj;
6 V& _8 R  ]. w' U  u4 L1 }& |8 fif (NULL_var != ispProcView ) {HResult rc = ispProcView ->InsertInProceduralView();}
# o: z" _4 O* @. r1 ^1 r0 P