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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。
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; z u6 q0 V! W5 Z2 o/ `8 d8 R( K/ BCAA中对文档操作的基本步骤如下:% Z9 A/ {' T( l3 c* O
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创建会话 - creating the session
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) F/ j# [& \/ Q T/ v0 X. n新建文档 - creating a new document Q# t- l3 i* o/ D$ U; p
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调用接口 - Query Interface
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获取根容器 - retrieving the root container% t$ M" g) c: a! C6 _. ?
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保存文档 - saving the document
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删除文档 - removing the document, D8 i$ H! \: D7 S* ] G
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删除会话 - deleting the session
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上述步骤详细说明参考百库全书技术文章 Creating a New Document。. z) m! W8 C8 o! e! p P
- P; K: q& l. b% q% V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。" l4 f! Y+ B9 ^: Y$ }
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下文将对各步骤进行补充说明。( i' j2 g0 S5 ]- K' N7 q: \/ |. B
, c: }* z) o6 ?) `) H; t1 文档创建(Create the new document)0 J& h& M# \: ]- f+ d% L
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
' u1 \, H( m& w! ]; MNew:新建一个空文档
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+ z/ V* ^; R# n0 [! vNewFrom:新建自
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新建文档代码:
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/ ?8 X: M; D1 E% r) x- nCATDocument* pDoc = NULL;) o0 q2 p% b' D5 |. @& m
HRESULT rc = CATDocumentServices::New("Part",pDoc);
% h& x7 y/ e/ G2 Y$ `5 }) Iif (NULL != pDoc)
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cout << "New document created OK" << endl << flush;. I2 J$ Y. `4 I+ c/ d! M. J
}
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{
6 h7 x! m+ {/ K7 |, h cout << "ERROR in creating New document" << endl << flush;0 s9 Z& f* ~; `% m& r# u1 j, m
return 2;
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2 文档加载(Load the document)
- [ B4 s1 m# f( {5 C# M3 |) s8 E文档加载即打开现有文档,主要方法包括
& b8 z( Q; U& \0 q! z6 `4 ?CATIIniInteractiveSession 中Open方法:打开文档并可视化显示
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CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:. }6 V H$ Y, U6 X/ ]1 S
CATDocument *pInstrumentDoc = NULL;7 w' j- I1 f# h% ?0 }
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CATIIniInteractiveSession *piSession=NULL;6 i7 W- J8 s& H* ~- [- S
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CATSession *pSession = NULL;. U' M, `) B2 ^5 F! V2 l5 M
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rc = ::GetPtrSession(pSession);. [1 e" w) d% Y+ J$ D
& Q j, W5 s$ a) ]. Trc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);& O7 V9 \9 i. x g0 a1 r8 R2 k# n5 w
6 A9 q+ O+ e9 {, I% k( ^) d7 hCATIEditor *piEditor=NULL;1 D$ x e* \$ \& ~
6 p% ~3 [1 @. u" u; Nrc = piSession->Open(PathName,FALSE,&piEditor);* e" U3 g; J# g! C$ r# r t
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();; b$ q) {' o$ ?' d1 R; M7 w! r
" j$ x5 T' O7 f$ f1 U: h: k2 t: `, rpInstrumentDoc = pFrmEditor->GetDocument(); ! Y! J# k B: g, I4 f2 V
3 p. u0 b, p# z, B' r, N A2 W ......4 b) _0 F" m% r" c' i% \8 c& O
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OpenDcument方法:
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CATDocument *pDoc = NULL;# k, c" @$ @# V3 S3 z
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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- i$ }: F. f" t/ urc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))
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* R( s5 J# R v3 I1 m# n% C cout << "Document opened OK" << endl << flush;: I' Y: m: r; \4 o! z- K3 ?
}
; B2 u% R& j6 z5 z* pelse
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& z" o) N5 [4 P0 ^ cout << "ERROR in opening an existing document" << endl << flush;) |/ c6 J! k+ K- {' \$ S3 [
return 2;
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3 获取当前文档
) m6 d: b% q" u5 E: K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,
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CATFrmEditor * pEditor = GetEditor();
3 V# O$ |$ }) j2 n' K/ Bif (NULL != pEditor )
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cout << "Editor got OK" << endl << flush;% W; {, N/ D u9 S
}
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4 b) O' m0 y( {% P8 S- { cout << "ERROR in getting the current editor" << endl << flush;
6 `1 h5 w: z* R- a return 1;
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CATDocument *pDoc = pEditor->GetDocument();% {6 i4 n; ]# b# @. e; d
if (NULL != pDoc), M, S/ @' f3 c6 C: ~$ M
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cout << "Document opened OK" << endl << flush;
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# d) J6 H7 k, t3 W cout << "ERROR in opening an existing document" << endl << flush;
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7 G a+ J) U: a8 E 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
* ]+ g/ o; S1 G. b6 J$ |4 保存文档(Save the Document)
' K; w7 A4 x6 q* k$ f9 a8 x8 }4.1 另存:即保存为新模型$ D `' V* q: |, l. W" a6 t. K
3 ]$ K8 t" N# KCATUnicodeString savePath = "XXXX"; //文档保存路径* o" P( M) k v, h! p3 I
rc = CATDocumentServices::SaveAs (*pDoc, savePath ); C& F' Z0 L0 y* y& H& I: j( m: n \
if (SUCCEEDED(rc))0 W: M3 f: L0 h1 L
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cout << "Document saved OK" << endl << flush;
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cout << "ERROR in saving document" << endl << flush;
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4.2 保存:不更新保存路径
: F/ O, V4 R: [* }% O' grc = CATDocumentServices::Save (*pDoc);& A! e; N7 {8 _! [
_1 L" r/ ^4 ?1 f, C9 O0 @if (SUCCEEDED(rc))% e0 ?7 x8 q& D( ?4 P" b- ?" |- M
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cout << "Document saved OK" << endl << flush;
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{
4 W4 \0 K. N/ h. v. T cout << "ERROR in saving document" << endl << flush;$ s9 J! J: y* x7 @4 v
return 3;3 \. `* I! c% M0 d: J7 `" L
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) `* _7 a. s& P5 删除(Remove the document)* W4 Y6 I5 h5 Z. q0 u/ d
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rc = CATDocumentServices::Remove (*pDoc);* r+ n) S) z: ? v/ x$ R6 Y4 P& D( m6 p
if (SUCCEEDED(rc))
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cout << "Document removed OK" << endl << flush;
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else; o" _% m5 @% G
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cout << "ERROR in removing document" << endl << flush;9 a& q9 k! i8 M5 f8 M2 ]2 e' S
return 6;1 r6 J$ v8 t8 c' b4 T8 a' q
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方法封装+ R$ y& F" c% i8 ]
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
) p' F/ U! ~, f% g! P S; P" |- \输入:
8 U. [# O- y2 [( u3 a( GCATUnicodeString PathName //文档(模型)的路径7 Q, I0 A! _' q0 ~, B
输出:
1 z k) p0 c$ b) d" q- e! }CATIProduct ** opiSonProd //文档(模型)的指针
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( F& H u. @* R" D2 Z: D辅助功能函数:( V, r2 J9 j: K( u2 M: g# o4 G
获取当前模型树根节点
* Z0 `( |8 j7 d模型加载后可视化
! s/ _ F5 @0 l- e2 s' M' A刷新根节点
+ `1 l( u6 r' U2 }: E- N- m' r- F----->打开文件. Z2 a/ i( `8 P. S4 X! U
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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HRESULT rc=E_FAIL;
! Q$ ]% Z5 v. ]5 _+ } x6 LCATBaseUnknown * pRootProduct = NULL;
1 {0 n3 r: f5 `1 _! G7 i1 MCATIProduct *piRootProduct = NULL;
" X! H8 @! H% ?, ]2 r' b- Prc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点6 c, A+ ~" H2 A( U
if (SUCCEEDED(rc))
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! C2 z$ l, }0 K# _# \! |rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);) @# j. |/ ~. l
if (SUCCEEDED(rc)&&NULL!= piRootProduct)
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% l5 Q# q9 {8 L7 ]CATDocument *pInstrumentDoc = NULL;
) t6 n# M; [+ N, sCATIIniInteractiveSession *piSession=NULL;/ @7 `& t! |$ g) W, a# `. L
CATSession *pSession = NULL;: U9 A, U) I( H7 ~
rc = ::GetPtrSession(pSession);* G G( k. ~7 T# L
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);. [* r1 H9 ?4 q2 z6 y1 W
CATIEditor *piEditor=NULL;
7 [* p5 {+ [& F1 g6 y2 o' Arc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
! r# g7 x+ e- Bif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )5 l7 @, f9 U. `7 S4 Y
{ cout <<"The document" <<PathName<< " is opened" << endl ; }
" q F4 E' r; ^ n Eelse; ]& ~3 T! e2 u1 G1 O% d( Z
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }& l, k, f+ N) |: {$ v
CATIProduct *piInstanceProd=NULL;
# P. P, p5 u& A' Z1 t6 vrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 4 a7 k. x$ f) l7 W# i! t
if ( FAILED(rc) ) return FALSE;
7 d& R) p) D0 ]/ y// rc = piSession->Close(piEditor);
8 z7 z4 M! \. S! x* opiSonProd=piInstanceProd;8 w2 }: ^, s) z4 x! }
XXXFunction::UpdateProductRoot(); //更新根节点
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return TRUE;
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& s! d q1 N% c/ c$ j----->加载模型可视化
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% L8 y5 D w/ ^' MHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)! p |' V8 I1 t+ K0 O( \
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{
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); . i- v2 q3 Z0 J3 v* f& D
. w) a5 G, _- ~$ p8 r //AddExternalComponent全局函数所需的三个参数,
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( Z% p( {, ?! X# K1 [ t) |7 R //被**的product document的root product,CATIProduct类型. E; w: a* `1 j+ q/ M: @
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//将要**的part document,CATDocument类型
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1 K: S) ~. q) W9 x! O //the product instance of the imported document, P( { n5 T' y: ~5 T
0 F3 o& w' K7 ^3 l9 s M9 l! K0 C //注意要**的document也要检索它的root product
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4 G- s8 W! Q- A5 {) J# L cout<<"添加组件执行"<<endl;# }% V) k0 ^7 R7 C' C
3 H/ P% ^& l6 j$ t! W& h7 b HRESULT rc = E_FAIL;$ s H& u! ?$ y# ]
; d$ d4 c7 `. f: D! D/ _ if (! ipiFatherProd) return E_FAIL;
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if (! opiSonProd) return E_FAIL;
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if ( NULL != iDocument)
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{- @8 }0 H' g. G) f, T; U9 r
# _# V3 v1 O W8 K6 B // Get RootProduct of the document to import.- e1 D( _) l( ]' o6 X' X
5 l0 k1 ~8 E4 j) J1 D# ?1 N, i. O CATIDocRoots *piDocRootsOnDoc = NULL;
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( y" ~& c6 a; u8 P. c8 ]6 { rc = iDocument->QueryInterface(IID_CATIDocRoots,
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4 | R# H0 e6 l! O (void**) &piDocRootsOnDoc);+ I: F0 _8 r6 G8 r9 `! [
3 Z8 {$ I9 J" Q6 G( l0 Z+ b0 W! | if ( FAILED(rc) ) return rc;' P X/ z9 W6 ?* d6 @* O5 Y8 h
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CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
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CATIProduct_var spRootProduct = NULL_var;
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6 t4 F. `+ P) C2 ]2 ?5 `% ^, Q if (NULL != pRootProducts)
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5 V+ E+ g" n- d( r$ [ if (pRootProducts->Size())7 r: v/ q, p ?
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{ + e# B0 K8 o0 K% T) D& L
' Z' [& R H- p' b" d; u" {2 s8 N spRootProduct = (*pRootProducts)[1];
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delete pRootProducts;( ^; W" u- ]3 Y6 R
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pRootProducts = NULL;6 X" \) l2 |; x9 s0 p: b! o6 W
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piDocRootsOnDoc->Release();* q+ d4 N m: K$ i& |' ]% Y7 u/ V# P
2 k- q* G, t# ]* A" r: k piDocRootsOnDoc=NULL;
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* _3 I* _; Y" } CATIProduct_var spProduct = NULL_var;/ w, O2 _( i; V# D# S$ D
f$ @) S! g9 [$ W) o x9 T
if (NULL_var != spRootProduct)9 p/ U j* D( c$ ~8 ]1 P( D4 j4 A
/ \$ R$ J3 D+ Y. j* b0 B {
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6 r7 r5 {5 M1 x& s; | spProduct = ipiFatherProd->AddProduct(spRootProduct);& F6 ~2 Q% d/ a5 j$ V
' j; g, r' Y: n8 c' Q K cout<<"NULL_var != spRootProduct"<<endl;
% M# c$ I* {( n) ~4 y' N; H2 X! t- d+ h
}; H4 _ x* L3 | |% ?
. [: G8 `2 v$ X: w, B else
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{6 J* M' X$ r* r, M4 [5 v
7 { m1 d' n1 [; O# G+ B) [ CATUnicodeString docName = iDocument-> StorageName();
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) f' b }" i$ Y# Z0 m ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
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5 @0 X' b# w4 N- b if (NULL_var != spProduct); T* F+ Y' ?1 ]+ }
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{, a6 @9 O& l% s7 j% l5 |5 V1 g# r
9 m+ F. d8 i* J8 g/ A: _' B rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);; M Y8 D. W1 v
$ |- `: N2 A8 R: G0 p' J m+ [8 m/ j0 v if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;! s8 {2 m* [, L, M. x/ p+ U8 V
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}
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2 }2 Q- r5 I* c% f$ I return rc;
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} 2 D7 E2 B3 s- x# s- _0 u5 Z, e
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----->刷新模型根节点" x) L7 a! p9 X3 d4 W2 S# x4 ~
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void XXXFunction::UpdateProductRoot()% T: [. Z/ J5 N8 h8 w: P, v
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//*******************************important**************************************
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4 f3 G7 l: I! t* X9 R CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();( ^5 v) |+ L6 t2 R* i4 s
; e! k' Q5 V: o, w2 H% ^. z+ p CATFrmWindow * pWindow = pLayout->GetCurrentWindow();: Q3 L6 U5 L- s& X# ]
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CATFrmEditor * pEditor = pWindow->GetEditor();
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CATDocument * pDoc = pEditor->GetDocument();
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//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
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//首先,获取该当前活动文档的产品根节点
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( F5 W/ R2 O& r7 f- m% K CATIProduct *piRootProduct = NULL; 6 T+ W' L$ O. F
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CATIDocRoots* piDocRootsOnDoc = NULL;# O( |( e; f: }0 R- N+ a# F
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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if (SUCCEEDED(rc))* T; P5 D: ~4 t; o' R
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$ D7 z h; }+ g O // Retrieve the root product which is the first element of root elements
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/ z; z& @* e8 w4 h+ V CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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: \+ D3 J% [& e; i4 T( I W: ~ piDocRootsOnDoc -> Release();% i) g2 W2 q* r8 H! t8 X0 T( x9 }0 N
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piDocRootsOnDoc = NULL;
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CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())
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{
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pBaseRootProduct = (*pRootProducts)[1];
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delete pRootProducts;
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pRootProducts = NULL;8 u5 H- \! C& H
! c; ^& I, Q$ M* B if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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3 P1 T0 s& w! n% R& | if (FAILED(rc)) return;
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//对模型树进行刷新) f1 y/ m! m4 ^4 a6 {
- |8 R" j' \% y CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新# \/ p. l+ Z+ V8 P& I' k- H8 C
2 l) M8 d, `3 r1 t& v pPartRenew->Update();
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' n$ o, a6 {5 Z% M8 l else return; ; K, ?3 X* m* D$ o G$ n
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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。
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CATIModelEvents_var spEvents = piRootProduct;
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CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent);5 v L, h7 Q8 X! I0 Y: L+ c2 K
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//Update the graph view
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CATIRedrawEvent_var spRedraw = piRootProduct;
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spRedraw -> Redraw(); ; i; J0 i# d% j& F/ c+ R
' l9 O" [! }, E n0 e, o3 _ piRootProduct -> Release();8 b; m9 [/ d$ I$ H0 d* v/ K5 ?
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piRootProduct = NULL;4 m8 Z' x" E/ c, u3 a& _ b$ \% Q
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