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[原创] CATIA二次开发入门教程---16 通过点击屏幕创建线

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2017-5-6 14:18:38 4252 0

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2017-5-6 14:18:38

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CATIA二次开发入门教程---16 通过点击屏幕创建线+ E. R: I( v& g( F% }
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和上面例子类似,这里需要手动添加一些action事件,在头文件里面新增加一个 indication,效果如下
% T! l2 A- E4 C; m" L1 e create line.PNG
/ L9 G' @7 c+ Z: }7 C3 O/ x& N# a, v+ j+ |# S2 ~9 P
代码如下:6 v$ h6 {/ G- a% E2 d+ o+ _; I

3 [4 X8 @9 q4 Q+ @4 A9 i9 s$ u6 @. F% T: x0 K2 C6 r
//-------------------------------------------------------------------------
1 f% J1 @) _9 P! N+ Y! ~" }& r) [// Constructor8 @! N0 V& W# M0 z/ s- k* U
//-------------------------------------------------------------------------* ?: \  j- A' ^
CreateLineCmd::CreateLineCmd() :8 K7 r) ?- _# \4 [
  CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive) ' \3 l: p5 E/ ~/ k  o1 S$ y" N! ^
//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat
$ S; M+ ]% j. R: l: d3 a; {# {; ~4 G4 S  ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)
: I, ~2 H; r( ]3 b3 Z{8 d3 t) o" u7 x) T3 a; U
}! R; a; m% K& ?  P5 d, t7 q
//-------------------------------------------------------------------------, F" t" i( R' Z5 D; |# f) R
// Destructor
" G9 {9 |. a  P+ F6 a//-------------------------------------------------------------------------
2 v$ H7 X4 z- s0 t+ ~& f0 SCreateLineCmd::~CreateLineCmd()3 m7 l% M6 P2 M' y' ~
{
, O+ {9 E% `- B5 R+ i  B' j9 q   if (_IndicationPoint1!= NULL)
7 C% i, G; |# d6 J, w3 y      _IndicationPoint1->RequestDelayedDestruction();1 t: y. E! b" e: p2 ]5 c% s
   if (_IndicationPoint2!= NULL)
; a# M/ o4 _6 c  R' M    _IndicationPoint2->RequestDelayedDestruction();
( t4 B1 p7 @2 W0 X/ s
2 z% c0 d8 l& H; L+ \8 V( @! u}0 E) E- \) b! V; N& S
$ `8 W/ a) B8 W; q6 b7 [
//-------------------------------------------------------------------------; u  n+ ~/ w' o  V# ^0 x# E& V
// BuildGraph()6 N3 q8 _7 A8 P$ o2 [
//-------------------------------------------------------------------------, k3 q! w& e, ], D0 q) K2 T, t
void CreateLineCmd::BuildGraph()2 [4 N) }  l% w2 U/ E6 k
{
% A9 S! s. Y+ i$ ~& [2 n  A
. o2 f5 r8 `2 D+ c. X9 @  // TODO: Define the StateChart 4 T& s0 l! Q- G& ~# A$ x
  // ---------------------------6 r4 `" I) m+ J1 H* g# V
  _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");
: q; m+ |; y4 s* m* V, A  AddCSOClient(_IndicationPoint1);
0 U( m2 _' f6 k6 E- H; f  _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");
  }; s3 G# Z! x5 N, q  CATMathPlane PlaneXY;
7 v$ A0 D+ t4 s' d' O% H8 B  _IndicationPoint1 -> SetMathPlane (PlaneXY);
7 R! L  n( W' n- k* F- F  _IndicationPoint2 -> SetMathPlane (PlaneXY);
; [0 z4 M& a0 M2 g  CATDialogState * initialState1 = GetInitialState("select first point");
9 x* c7 o& q0 F# p& x  initialState1 -> AddDialogAgent (_IndicationPoint1);: q( H) l& R$ b$ G) E$ F, B3 H1 I

4 s# s, r$ T4 N  CATDialogState * initialState2 = AddDialogState("select second point"); // add important
  C/ c( e* ?& `5 C$ S7 x+ a5 i  initialState2 -> AddDialogAgent (_IndicationPoint2);% X4 |$ W; o* I) v  n* d
9 {6 @7 V$ H( `9 I+ L% C* [9 {
  
1 ]- a% a  k' u+ ~( X& P; O6 p  T  AddTransition( initialState1, initialState2, ( H( d  O! Q+ V: |! p
                 IsOutputSetCondition (_IndicationPoint1),
+ n0 B) E- ~5 N0 T                 Action ((ActionMethod) &CreateLineCmd::ActionOne));
. I, b: X) y/ ^( i% x4 V; ?- [' E0 t' J+ L4 y. R/ ]5 b) k
  AddTransition( initialState2, NULL, 4 k( e& ^. [- b
   IsOutputSetCondition (_IndicationPoint2),4 k2 i" h- v5 v  c, I7 e
   Action ((ActionMethod) &CreateLineCmd::ActionTwo));
1 o* `  F* a; s+ s6 D3 {}
' J& H& r+ c, A: r  `! T6 V- ]8 r  N
//-------------------------------------------------------------------------
. I" D! E" y( Z( h8 I! M% K// ActionOne ()
5 t" f9 g) T# D, c* s//-------------------------------------------------------------------------1 X* V$ o5 r0 L4 W+ f  R
CATBoolean CreateLineCmd::ActionOne( void *data )
5 f6 j# Q; t6 G/ t# a{
$ ]' A1 X* N- N; y/ u+ J; @' i  // TODO: Define the action associated with the transition 4 v! }/ U3 v! B! R
  // ------------------------------------------------------
3 I& O# _- M* c+ g. A  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点% N% q# Z. H& ]# g" r
  CATMathPoint Point3D;
+ S! u) A- X. O8 A( k  CATMathPlane Plane = _IndicationPoint1->GetMathPlane();& ?4 ]& h! v4 H- h% O. ~8 R" l
  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
8 Q# S  g/ m4 V2 {* K  //设置Container(非根节点)
. X7 a7 Y* b( p# _$ X" Y! S( i  //获得Editor: N8 G9 e# {, f! X/ _! _. ]4 [
  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
/ q3 b0 b# [7 \  //得到当前对象的文档4 U% @& I& G4 E: u% z# a4 x
  CATDocument * pDocument = NULL ;
1 Q. B! i, i" E* C  //取得当前活动对象
9 ~" H4 \' k3 z  H' i( n; j  CATPathElement activePath = pEditor->GetUIActiveObject();
$ R- m2 A. A, F: Y4 t& L, P- c  //取得当前活动的product
$ R: J2 E0 _5 e. O  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());: v9 t- l% E; u
  //当前活动对象不存在4 R+ N; p! J  Z
  if (pActiveProduct == NULL)& I- E* q3 X+ m- K9 ?
  {
) G% o/ d9 r9 l6 `1 p1 o    pDocument = pEditor->GetDocument();0 @# m& K1 r) e$ O' X4 G2 M* g& ?
  }
' E" j& }5 s  m4 c1 e9 Z% P# V: A  else( y& O4 _0 k1 N" }" p3 d8 a; y
  {2 m6 h3 B. F+ L, b7 X3 T1 F- t  w
    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();6 X/ P. ^7 y9 x. u; E: X5 w4 c
    //当前对象的引用对象是否存在% c8 V+ J) k+ d9 A
    if ( NULL_var == spRef )
' {9 q" s. z- E$ C    {
( }7 m5 ?( F2 y; i4 M      return FALSE;( S1 o2 S- M- m
    }
$ l% g6 R6 j5 w2 G    //当前对象的链接对象) r2 @4 K9 c5 ~- h& [. h5 T! r
    CATILinkableObject * piLinkableObject = NULL;
# n) }8 z: n, O% N, h3 `6 {9 r    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
9 }" ]) j) g: x, r, o& I    if ( FAILED(rc) ). V' ^, w7 ]5 P; y0 h; V; y8 q0 O! R
    {  d  B/ h/ M  L/ S. E' h+ k9 ?: p
      piLinkableObject->Release();! z$ k$ h) g8 p4 A* i; B
      piLinkableObject = NULL ;
. [. X# L5 Q% N. ?. x  ]      return FALSE;% T0 ?/ S( [3 C* H2 v8 `7 N) F1 ^& y
    }
3 O+ ~! ^! }- q6 M# w' d2 u0 S8 c$ A    //得到当前对象的文档1 H6 i1 l2 h3 }) s
    pDocument = piLinkableObject->GetDocument();
! T2 D, b7 _9 T    piLinkableObject->Release();# `* f5 R' @2 N* K' I
    piLinkableObject = NULL ;
2 g, d! Q. _6 f. K8 g$ B3 ?' }    if ( NULL == pDocument)
8 M9 X: v* Y* w1 ?/ R    {% o& @* ], u- x+ e+ t% G2 Z2 n* \
      return FALSE;9 n6 j# a3 Z. V; L7 Y7 }' Q" n$ \
    }
! b1 M( Q, M4 g! q$ R, Q7 ^8 ?  }
* V& e; T8 g5 z& A' ?& k. P  //得到文档容器集9 @: v( [4 W* ]8 s+ [+ K* w
  CATIContainerOfDocument * pIContainerOfDocument = NULL;
! J; O# v  e! X! `  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
! M/ D  a2 K$ L6 ?- i  if (FAILED(rc))
6 H! O7 U) Y; u7 T7 N$ w$ ~  {
/ K% f" G# l$ N9 k    //pIContainerOfDocument->Release();1 ]3 M# [& m* `) ?# K$ D
    pIContainerOfDocument = NULL ;) a# R; N% F- ]" B2 i
    return FALSE;
3 w* _( v! d5 w, R  }
+ L7 j' F8 n9 H# {) z+ Q  //获得Document# w' C+ P" C4 g0 ]8 g
  CATIContainer* _pContainer = NULL; 0 w$ Z+ x2 l: ?! b; k7 l. o1 k
  //获得SpecContainer1 S  w# v6 r2 e) o5 ]7 b
  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
6 C9 u, d% B# q0 d; e- k  cout << "container ok" <<endl;1 W9 y7 l- h: t1 L$ ]( O  u/ ?

  g% N7 H; H* J/ @  //GSM工厂
4 o; I: O3 G" v  c( E9 J4 T  CATIGSMFactory_var spGSMFactory = NULL_var;
8 q1 b# [, M$ V6 @) e2 N  //设置工厂  ) `; G8 r) i& }& Y& o
  spGSMFactory = _pContainer;         
1 R1 J5 W2 B2 g- M" M8 u  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
' a( B) r8 _4 f8 p# h& o2 j( G9 R  spSpecPoint1= spPoint;     + B' I7 D3 \" e' ?' w- B9 V+ Y9 l  ~7 L
  CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;/ p- D5 j9 i. E6 u. Y8 T
  //*将点显示在屏幕上% ?, C' N& u+ I7 s& ?2 p9 \5 _9 B
  spSndPntObj->InsertInProceduralView();
- X6 U: l' |. j" b; V9 j; s cout << "create point ok" <<endl;
- m* s; x5 A  M+ Z8 E- Q2 v  spSpecPoint1->Update();
  z0 @0 W  I% Z) f  B- Scout << "update point ok" <<endl;$ k' {7 u$ s0 t% T1 f
  return TRUE;
1 M+ g/ t" ~" v! \8 o}6 a6 }0 R% I) I1 _' v

6 s: y8 u% C7 d" N5 t/ O/ _. l3 h( Z' Z; h+ D7 G0 f1 }

7 ^# u0 z7 ?9 n+ v0 C' E% L& c0 tCATBoolean CreateLineCmd::ActionTwo( void *data )" o8 V" C: u$ |6 I
{
. e, H7 X# M# N // TODO: Define the action associated with the transition 2 x# J! r# S, t
// ------------------------------------------------------' _5 S& [0 [% N1 O7 N0 O
    CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点! {8 y7 G& u  h& b4 ~/ Q% @
  CATMathPoint Point3D;8 h# z: `& V% r, A' A- K9 J
  CATMathPlane Plane = _IndicationPoint2->GetMathPlane();
9 E% _9 x$ j6 i( p# G  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
$ R4 {: m' T. m3 d8 x$ \+ O6 E  //设置Container(非根节点)
7 K/ _1 C2 O/ Q2 X, J  //获得Editor
" I! N* M6 E( ^: I* P% }  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
9 p7 n- F, V0 d0 J  //得到当前对象的文档
( r9 z8 X. n% d6 ?" `$ M8 @  CATDocument * pDocument = NULL ;5 S6 K& t3 [! W' q3 K( U; T9 Q
  //取得当前活动对象, f( W7 B( E0 J( f
  CATPathElement activePath = pEditor->GetUIActiveObject();
& B& z. `2 K! [( v  //取得当前活动的product
+ ^( C, e+ R, n% Q  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
5 X  q) b* r: I$ g$ V( d" y  //当前活动对象不存在
7 X) J. c3 M9 v  if (pActiveProduct == NULL)
# O: f- x. L0 v& }) f  {
! U3 R& E/ Z( U+ |5 L9 m    pDocument = pEditor->GetDocument();
1 `6 _; E1 [1 c$ e  }
2 K( b, a4 I) U7 ^* J3 l: d1 \  else
5 {4 H5 q2 @/ f% m: X  {
; S: j5 z: G6 I# \    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();2 |& O& I$ z- }' v! T) b
    //当前对象的引用对象是否存在2 D0 \" }1 N* _3 H
    if ( NULL_var == spRef )
0 G; b2 M8 e5 ]2 U; s% q* B- ?7 W    {
) k& ?) H1 s! H5 i- a! R* M      return FALSE;
0 V. t. M* W6 }" c! `# ^    }8 f( C; t. X; U$ D
    //当前对象的链接对象
1 n; z) ?9 m4 b) f0 k% I    CATILinkableObject * piLinkableObject = NULL;
2 H1 C1 D: C4 R+ I) P; U% ?    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
: e7 p- ]; {; S0 A- q/ K    if ( FAILED(rc) )
9 ?5 \' N- s4 j: e    {1 M4 x  a+ l6 E  r
      piLinkableObject->Release();
$ s- t$ w! _/ w+ L5 U# x      piLinkableObject = NULL ;
) G$ t, x& ]" o+ D" K- `1 c1 W) m. l4 Y      return FALSE;
# P# n; b- |5 c5 X1 g2 K    }
% T, _% w& z( a" X# _    //得到当前对象的文档
2 \! N% l( I9 m8 k# [( _. u    pDocument = piLinkableObject->GetDocument();
, u/ [- e. j) [% K- j$ u0 t4 P0 [    piLinkableObject->Release();6 ?. x- k* O3 ^7 Q; D( M# G1 R
    piLinkableObject = NULL ;
. W( |4 P" D  a4 E    if ( NULL == pDocument)
5 k" Z, U, h  ?1 X' ?& m0 L7 b: _. M    {
  {: Q  m# j( V4 q: i6 v      return FALSE;3 e- w2 K& S2 ?* [$ y* t
    }4 h" C- u: o0 Z
  }
  s' B3 W3 I0 a5 e( [  //得到文档容器集
8 S" O8 g6 T$ B6 O5 T! U% r: h: @! e  CATIContainerOfDocument * pIContainerOfDocument = NULL;6 h% \% i8 k# l7 ?& U
  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);/ ~  ~% y, a) \
  if (FAILED(rc))
, I" v* C- c1 y( f2 }( f) T& P  {, ^9 P6 d$ F6 \8 D0 c& z
    //pIContainerOfDocument->Release();
) l% J2 j) x$ j  a' H9 F    pIContainerOfDocument = NULL ;0 A" w8 o! ^! Y# d
    return FALSE;9 z7 s( G* j( U* S7 S( u
  }
) z# f7 B8 a1 e4 ~  //获得Document
- @! j6 y. Q& Y+ }/ E  CATIContainer* _pContainer = NULL; ' Y4 ?7 W" ~$ O" N" T5 _) A, q/ k
  //获得SpecContainer
7 V* H' ~& r% N$ \0 B1 S  n  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
6 L' l( C* d* \; I8 k  a- _2 t- s- W
6 t# w0 V7 P1 o% ~. h4 e6 r  //GSM工厂
, g8 T/ M9 ~5 d; @& r+ D  CATIGSMFactory_var spGSMFactory = NULL_var;( Y5 W6 ~  T- `7 s- }& ?$ U# S
  //设置工厂  
- _9 ~5 A* p7 a8 ^) H+ X  spGSMFactory = _pContainer;         ; I5 k! @4 z" @$ v# h
  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
5 C9 m+ E. q0 Q9 _  CATISpecObject_var spSpecPoint2= spPoint;     # j% k# u8 q7 l, b
  CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;
+ \2 _$ X9 I# W( T* k; b! u  //*将点显示在屏幕上. R2 s  n# T# Q+ |* x5 |  ]5 s
  spSndPntObj->InsertInProceduralView();
. O; ~% Y  [5 @0 N1 G5 J  spSpecPoint2->Update();% C, Q$ c# M( a- p. d
  //生成线
  D6 V. z0 O* o1 h- R  CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);7 }7 Q6 j! P, f* _
  CATISpecObject_var spSpecLine= spLine;     * \2 z& D3 O4 @6 r1 {
  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
: T1 |( C9 n7 z: l3 V9 R) \/ B  //*将线显示在屏幕上
& y3 T9 z, X% s3 \- N  spSndPntObjLine->InsertInProceduralView();+ _7 _, D+ K4 ?3 ]$ w. l9 |8 h$ W
  spSpecLine->Update();
! e0 p5 A& H! P, }
+ h4 Y8 L4 L  [ return TRUE;. X8 \; x" `/ L+ L: \5 d
}( h6 {. N5 ^, L# I2 l
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