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CAA开发之文档操作
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CAA开发中经常会遇到对模型文件的创建 ,加载 ,删除 和保存等操作,项目开发中可针对通用功能对基本方法进行封装。本文梳理文档操作的基本方法,并举例对部分方法进行封装,仅供参考。- A$ i; W% T2 f
7 }! R2 R; \, N6 p3 Z/ v8 HCAA中对文档操作的基本步骤如下:
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2 @8 Y! }% R$ Q) ?3 Z0 q创建会话 - creating the session
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- v( l" i9 M2 U. ^, y, h- Z# m新建文档 - creating a new document4 w5 m9 r% ^6 |; A/ h$ s% J( m3 i
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调用接口 - Query Interface1 R- Q9 g1 ]) }6 p( ^
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获取根容器 - retrieving the root container
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& I# j+ Y* \' p保存文档 - saving the document3 \! E: N% ^: M( V
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删除文档 - removing the document8 O$ \, u0 @8 e5 p
' t x# O5 ~- R7 o删除会话 - deleting the session
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" M, r. s2 e- H: U$ E: Z上述步骤详细说明参考百库全书技术文章 Creating a New Document。* [. o( G* p, ~7 K1 s N4 m+ ~
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文档(CATDocument)的操作主要依赖于CATDocumentServices 类,该类服务于文档的所有基本操作方法。通常用于批处理中对文档进行不可见的操作,如创建,打开,保存等。6 a0 M4 Q, @5 i/ @0 E$ |
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下文将对各步骤进行补充说明。; G" l9 E% K" n: \" y; `- _
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1 文档创建(Create the new document)7 ~) Y! n' Q0 g& ^/ K0 }
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项7 t6 M7 L, O( ?& U) U# ?4 ~+ V
New:新建一个空文档
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NewFrom:新建自
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新建文档代码:
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CATDocument* pDoc = NULL;4 C$ _- U4 N0 A8 \7 a& w
HRESULT rc = CATDocumentServices::New("Part",pDoc);, u3 |. a5 Y" P/ u
if (NULL != pDoc)
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cout << "New document created OK" << endl << flush;
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else
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6 S' `' i1 ~- o2 K& O( U cout << "ERROR in creating New document" << endl << flush;
) ?$ N4 w) y5 w; d0 s/ U& W return 2;( `! p% j* ^4 T8 V% a( _8 t2 E
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2 文档加载(Load the document)3 v. x2 C+ d% p2 T% G) y& Z
文档加载即打开现有文档,主要方法包括
" J% w0 x" i% O- l+ oCATIIniInteractiveSession 中Open方法:打开文档并可视化显示' z+ Z0 ?& {+ d$ i* y
2 A3 l8 R$ P, ]5 E& c8 dCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:! B1 c+ z _5 D$ F+ C
CATDocument *pInstrumentDoc = NULL;
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CATIIniInteractiveSession *piSession=NULL;
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; P( {& G# Y5 }# B( jCATSession *pSession = NULL;
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+ ~# W- s9 I) L+ u6 M. Wrc = ::GetPtrSession(pSession);
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* @# T$ J/ h5 j. @" orc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);$ N' w" f8 d9 t6 R% m) E, L, w
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CATIEditor *piEditor=NULL;
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7 T( @4 M7 ]( f' [' `1 L# @rc = piSession->Open(PathName,FALSE,&piEditor);
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) A& k h, \7 g& Z) zCATFrmEditor * pFrmEditor = piEditor->GetEditor();
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pInstrumentDoc = pFrmEditor->GetDocument();
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# ]' L4 R/ x _9 ^ ......
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" D- i. ` q8 f, C% F& B, O! r8 EOpenDcument方法:. l3 `9 K( w* D# @ R0 X9 r7 \
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CATDocument *pDoc = NULL;' [7 a0 o) p& p+ z: l' a
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);2 @* B3 t! }& F5 [# O
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if (SUCCEEDED(rc) && (NULL != pDoc))
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cout << "Document opened OK" << endl << flush;
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else* E) B& f5 x @6 W& I" ] X- G
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cout << "ERROR in opening an existing document" << endl << flush;
8 M' i% |+ Q9 }* g. j9 B return 2;
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3 获取当前文档
) n: \# i' A+ Q- l% w; Y7 `* s获取当前文档,即获取文档指针*pDoc.上述方法都能获取该指针,但通常对文档操作是基于当前环境的,尤其是交互操作过程中,获取该文档指针之后才能对模型特征进行后续处理。获取当前编辑环境下文档指针方法如下,# q5 ~& D% S5 l+ |
. B) b# ~) W, s1 A2 D, ?CATFrmEditor * pEditor = GetEditor();. \9 u# G: c4 L- M; |" ?; b
if (NULL != pEditor )
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- v) M0 V2 \1 ~% u" @3 I& ~ cout << "Editor got OK" << endl << flush;0 Y) Q4 N% y. `4 `6 F$ ]
}
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cout << "ERROR in getting the current editor" << endl << flush;% D" s+ _9 D0 H. P
return 1;0 Y& M% n, p, q) W4 I
}
) M6 S% Z1 p0 W1 }1 ~( Z$ ? s% Y$ cCATDocument *pDoc = pEditor->GetDocument();6 D }, E. G4 R/ R
if (NULL != pDoc)
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cout << "Document opened OK" << endl << flush;! p: u8 I, A% R. j- Y
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else
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cout << "ERROR in opening an existing document" << endl << flush;# X6 C; `) y Y3 d! k( `- q
return 2;# j7 e1 _; T4 x0 m" y" J8 h$ P
}
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) N, M( w7 t, }# O' `: y 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。 v# t e2 b3 T* X
4 保存文档(Save the Document)
* v$ U( M$ M: A0 N4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径% m* o h7 s. M/ Q4 M- _
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
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cout << "Document saved OK" << endl << flush;0 u" p- ^! x$ m9 I
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else% o* ]6 p, ]' ~5 h; @1 Q; i
{
! k1 R* a" i4 D2 V* V" o, E cout << "ERROR in saving document" << endl << flush;
# \+ J7 m) c7 ]/ R& N return 5;6 A4 S. T; ]$ W/ P' @
}
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4 m7 E1 X1 \) Z& ]. u4.2 保存:不更新保存路径4 b2 ?3 f" |+ T7 K& g; U- I8 }. X
rc = CATDocumentServices::Save (*pDoc);
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if (SUCCEEDED(rc))# x9 Y) _8 n- Q; F' ^
{
; i9 H0 |" @3 O- i cout << "Document saved OK" << endl << flush;* f# n2 A! v& C" i- g1 A+ ~# U: c
}
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cout << "ERROR in saving document" << endl << flush;
$ ^% A: Y- [ R, o return 3;
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5 删除(Remove the document)$ c6 h& S: O; m) I
- {, X% B, v" `+ O1 Rrc = CATDocumentServices::Remove (*pDoc);+ u" Z! A. D) p
if (SUCCEEDED(rc))8 Q9 [3 ^* A6 K/ N
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cout << "Document removed OK" << endl << flush;3 M* V b/ ~; ? N# Q) c
}
: F$ p: ~+ u0 helse
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cout << "ERROR in removing document" << endl << flush;
W. K$ i4 w/ @8 o, z return 6;
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- U7 l9 a7 b) l方法封装
- J1 r0 _& W! r0 Z上述是对文档操作的基本方法,在实际项目开发中,该类操作使用比较频繁,通常只需要获取相应的指针即可,如对本地模型的特征操作,我们需要加载本地模型文档——获取其文档指针——获取其容器——获取其根节点。每次操作都是这关键的几个步骤,不同之处在于模型的本地路径,以及相应的模型在模型树上的根节点。因此,我们可以对文档加载方法进行封装,即输入设置为文档路径,输出为该模型在模型树上的根节点指针。如“打开文件”操作,封装成OpenCATFile方法如下7 a6 c; k/ ?; Z9 D+ b4 N
输入:
' E8 f0 K4 ^; {/ ^- f( d' W( `CATUnicodeString PathName //文档(模型)的路径
: d& T* e/ I% U; E4 \! [输出:
) `% E& y& p6 ^0 Y, l. q& I' K/ ~CATIProduct ** opiSonProd //文档(模型)的指针" Q& }; w% G4 Q7 v$ ]1 P
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辅助功能函数:6 H$ X; A/ d+ |& ?
获取当前模型树根节点
' l! V6 B9 p2 s5 b( T) k模型加载后可视化
! _2 y! c3 N& y4 O; b刷新根节点% t1 _6 C# O* M
----->打开文件
! h x/ `; o8 i9 oCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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0 G, x2 U. `8 a& m0 s% FHRESULT rc=E_FAIL;
' E8 G' p; @' m3 v- d# \7 MCATBaseUnknown * pRootProduct = NULL;5 ]0 _& w4 j7 {8 A5 l
CATIProduct *piRootProduct = NULL;/ a* ~* `/ y0 L# w" i) e- }" Q. m
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点: `1 C3 {* ~9 a
if (SUCCEEDED(rc))
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) V3 _2 ^! a7 D L2 w5 drc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
4 z8 S6 Q4 \8 h1 K2 h1 K# R1 hif (SUCCEEDED(rc)&&NULL!= piRootProduct): ]2 `( D+ X z4 V, ]
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CATDocument *pInstrumentDoc = NULL;
' |0 S( q0 P: o7 E3 r; F6 @# `CATIIniInteractiveSession *piSession=NULL;" G' U' S- ?( J% E* _7 g, D
CATSession *pSession = NULL;
1 q8 A5 I! c- J# G: g: wrc = ::GetPtrSession(pSession);, B; o; ]& Z9 r4 Z1 d
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);3 [- H1 r7 c8 c1 \2 e; B
CATIEditor *piEditor=NULL;
; i7 M% U& J/ arc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;* G! A+ l- C e- t' n
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )+ \6 q: K- i. U" j( N
{ cout <<"The document" <<PathName<< " is opened" << endl ; }
8 x5 T4 X5 L1 ^6 Ielse& f* T1 b) F# E* b6 O6 V1 } m
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
. @9 N& F, n- A7 o' H5 S1 PCATIProduct *piInstanceProd=NULL;$ ]" I& e2 X7 P" O! [3 Q1 T+ Y+ O( Q
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 ( c, \7 O. o! z) Q$ J, V6 E
if ( FAILED(rc) ) return FALSE;
9 X3 z& V7 r" n& z# b1 l8 `# n6 I! Z// rc = piSession->Close(piEditor);
+ m1 W1 t$ M! h7 w4 J# S* opiSonProd=piInstanceProd;
% X$ ~: ^# R, }1 G' X1 }1 AXXXFunction::UpdateProductRoot(); //更新根节点( m( d. r/ U6 M0 |
}
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@+ Z- Z- I r# I- rreturn TRUE;+ w0 H) m" I5 p9 r- P9 B E
}
$ q" W+ X" a+ H& O----->加载模型可视化
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1 r! @1 z0 q. i8 u3 l. QHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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+ m& I. {2 n' }3 ?: p5 B. t' t //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); 9 N+ ~ k$ ?# k" [
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//AddExternalComponent全局函数所需的三个参数,
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. m1 g7 ?8 N6 l) o4 I //被**的product document的root product,CATIProduct类型* ~4 E' B8 v" ?. v
: o& H+ n$ @3 v4 I4 U4 J3 G/ | //将要**的part document,CATDocument类型
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//the product instance of the imported document* ~, [5 h/ A3 ?, e! a5 \) R
7 s" Q3 g% ~1 ~7 M2 m. e3 V //注意要**的document也要检索它的root product
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) A7 v) s" [3 u9 ], u# {6 e3 ? cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;
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; r8 s9 B! Z9 A: @) M4 X( ]9 E if (! ipiFatherProd) return E_FAIL;
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5 ~5 |4 L% b8 z: ~ if (! opiSonProd) return E_FAIL; 9 _, {) q# l; r, \* A. k
& j% t6 i. w6 h! l& w( @! S if ( NULL != iDocument)' ^5 Y P! G, |. w/ X. f. M
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- U4 w- x4 R% M. y( h7 {2 c- O // Get RootProduct of the document to import.( k, }/ O- D( D9 s
$ X! E/ w0 U( z' S) _) n CATIDocRoots *piDocRootsOnDoc = NULL;1 z& C$ J# X1 H' c4 b
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rc = iDocument->QueryInterface(IID_CATIDocRoots,, L* d Q* s( ?5 f" o1 e- I9 s
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(void**) &piDocRootsOnDoc);7 W4 l1 l% t5 j3 |
, D, ?, e6 j# p8 R# _ if ( FAILED(rc) ) return rc;
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0 T5 {" ?5 k& f CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
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2 o5 a$ Y" y; X q7 o CATIProduct_var spRootProduct = NULL_var;
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, E; }7 z8 R1 x$ y/ T3 C# Y3 J if (NULL != pRootProducts)
. V" o6 T8 F: S4 X6 i8 x2 D9 E* ^$ { Z3 J6 Z7 J+ m& J
{! h7 o/ P+ ?2 g; ?' \0 S5 G2 N
0 T, z# A/ |% n$ r4 D: A* f if (pRootProducts->Size())
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6 x' N8 C/ X4 G* ~* q { / ?9 L* S; n' C" m ]
8 v; I2 ]! |7 H' L spRootProduct = (*pRootProducts)[1];8 b% _, U, j5 f% A* N* x
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delete pRootProducts;- `6 V' q. j, {: }
* b, X* J G! a' x# K pRootProducts = NULL;
6 U/ f$ Y- v* T6 g. C: ?- k+ {/ C; O; `9 Y2 G6 Q' @0 i
}
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piDocRootsOnDoc->Release();* @8 [; M$ E; u8 n
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piDocRootsOnDoc=NULL;9 Z9 v( X' T+ R* x. s- N* ?, c
8 l% F+ O; q! c) _ CATIProduct_var spProduct = NULL_var;8 B$ D8 p; v! ~0 r6 M7 z
" q3 T7 c: @& j6 U
if (NULL_var != spRootProduct)* u9 Z8 ~: T% C$ Z
% h7 \1 ]; Q, Z; G. _ {
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spProduct = ipiFatherProd->AddProduct(spRootProduct);2 ?9 W' \, r; `" i& F6 `5 ^
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cout<<"NULL_var != spRootProduct"<<endl;
9 o: g2 V" }# h" P2 Y9 r/ N) c4 J1 J1 |' b- A C
}4 L! o& ~7 W: j1 F, y. D: j
) K! O; l, j1 S* p- t else
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1 D# X3 H* G( j' d, F6 V9 r {
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CATUnicodeString docName = iDocument-> StorageName();! K; V9 ~# k2 N0 ?& x+ Y/ z
& a8 ^4 i" A8 | G ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);8 R" i6 g1 h+ D+ [
1 T0 d0 [: ^: R. I) { }. q! F H$ i+ |- }) N9 q
$ H, {9 n6 ?! _" L! U" N
if (NULL_var != spProduct)" X' G/ b+ G7 A' B5 y& T7 G
* ~2 \, A7 j5 v# u {+ u; |! ?* p8 o& a7 [% |4 X4 X0 ~
' [; M/ c$ ~5 s3 C: G. }' @& V rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd); |/ R/ C) B9 X1 P' `. D
% v) B# F1 w. r/ p( C9 t J$ H if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
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( r- w& J$ ^- ]% \" i
return rc; ' s; X% |6 x# L( h
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+ O) e2 l- Y' k' w$ g$ P+ O$ Z' o9 \4 o+ t; J5 B/ j& D
----->刷新模型根节点4 `" b5 D8 y h1 w3 N3 k. S {3 A
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void XXXFunction::UpdateProductRoot()
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{9 b) c: ~7 C% T
* c" Y. h7 Q0 c2 T8 D //*******************************important**************************************( \0 Q" |. o5 l* V! d8 m/ l
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CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
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! R9 l) G+ ?0 o y. d CATFrmWindow * pWindow = pLayout->GetCurrentWindow();8 f5 S/ q' z1 x9 R4 o
7 h! ^' i2 W* }1 P) } CATFrmEditor * pEditor = pWindow->GetEditor();6 H' }' ^% k& \. I3 W- f* c
) y) m0 O7 R! C4 q* u CATDocument * pDoc = pEditor->GetDocument(); ! E/ ?6 [5 S& B/ ?, c8 {* R* T' v
_, A7 x7 d5 C" Z- u! z //特征对象已经创建完毕,需要对产品根节点发送消息,更新产品模型导航树+ y; W3 a& e# C3 Z2 ?( g) D7 n
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//首先,获取该当前活动文档的产品根节点 0 H- ]; |! R6 ?- {
8 f) X& H. s3 B0 |2 G U CATIProduct *piRootProduct = NULL;
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CATIDocRoots* piDocRootsOnDoc = NULL;
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; n+ j/ s0 L3 y* e, [; S HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);2 Z$ j2 g& \7 G! b! C/ U
$ W' R8 r- K+ ?( f7 b9 u if (SUCCEEDED(rc))4 e0 P4 R1 D7 C
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* ?0 S( W2 W% f% s7 U' u // Retrieve the root product which is the first element of root elements
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CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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f$ d3 d2 ]( \4 C5 c2 U# s piDocRootsOnDoc -> Release();
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piDocRootsOnDoc = NULL;# {$ X! x! l" r0 g: ^5 i% Q* E
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CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())
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pBaseRootProduct = (*pRootProducts)[1];
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- @' z3 D- Z- _; c, e delete pRootProducts;$ D, ~ s5 p( f) {$ E: R" {" Q
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pRootProducts = NULL;! L1 Y7 j: I! \, R
1 o" u9 J0 n7 D# X: r2 {% t if (NULL == pBaseRootProduct) return;! R# x3 [9 p Y2 ]# N1 D1 ^! `: F
; L5 [- q+ x3 P0 S3 }. A. ] rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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& p9 ?$ m q0 c: j2 u if (FAILED(rc)) return;
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//对模型树进行刷新
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8 y/ O O, {6 }* ~' k CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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pPartRenew->Update();6 d- q' I& r( k% W7 F
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}
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' z! y4 P6 s8 d' n( y& q else return; % Y) ^; o4 ?3 j; y& ?+ z ^
: X! G& i+ _6 O9 j# h //----------------------------------------------------------------3 B2 b3 y5 h; ` T
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//给产品根节点发送消息,通知其更新三维可视化模型和产品结构特征树。$ G" @& S: u1 l. d b8 k, q% g
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CATIModelEvents_var spEvents = piRootProduct;
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CATModify ModifyEvent(piRootProduct);! Q) s: O, ]$ d: Q
/ m$ m& l# F6 ^4 Z# e1 k3 P spEvents -> Dispatch (ModifyEvent);9 d& q9 @0 J3 S, j
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//Update the graph view) K. c! v5 ?6 S. x
# O( ^2 I. l7 e- i) z+ v CATIRedrawEvent_var spRedraw = piRootProduct;
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; h* G2 d: h- F8 p+ y0 |& _ spRedraw -> Redraw();
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piRootProduct -> Release();* B4 w2 F& I+ G$ u) _
: z9 r( N+ k, e/ L5 V# x piRootProduct = NULL;. }0 e' w& o8 |" z
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