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CAA开发之文档操作- |; m+ w9 ? n
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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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CAA中对文档操作的基本步骤如下:7 p5 o7 m; Q/ g; }
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创建会话 - creating the session
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$ A0 u" D h# Z3 I+ v' J. F0 [新建文档 - creating a new document+ g: l/ x1 S* I7 E, p1 T
4 I1 R) o5 F8 i1 P9 y, D% ]: ?8 m# d调用接口 - Query Interface& p* T; z: V$ N4 \+ W- ^
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获取根容器 - retrieving the root container1 K4 p: n8 V7 h& A) B1 d
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保存文档 - saving the document
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删除文档 - removing the document. f+ C. J0 L# ?- o0 J
, L3 q# O3 t. v6 ~删除会话 - deleting the session + F7 I% T9 C6 A/ Z) s" q* m
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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。
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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。
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下文将对各步骤进行补充说明。
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1 文档创建(Create the new document)
0 m0 R& C1 ~ B4 U- {6 s5 e文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
; @( ]6 j O; y3 _New:新建一个空文档 J1 n0 V8 k/ s" \; W( t5 f
% \" c, ^! g0 B" YNewFrom:新建自
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新建文档代码:
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; B/ k. Q& H7 o" C4 n2 X) O0 d6 fCATDocument* pDoc = NULL; M) l4 ^9 F. |# r& F/ D2 b* M$ c
HRESULT rc = CATDocumentServices::New("Part",pDoc);$ W( ~- c5 x+ o# M! e1 x& k
if (NULL != pDoc)3 w( X3 j; `7 t- p4 Y( }" p
{/ o1 h/ _4 B; n4 O0 U
cout << "New document created OK" << endl << flush;9 l* @, C* }# i
}
- ?: T- O4 z4 w. `8 Kelse
! K1 v' j/ Q$ A; g' B2 o{
) }$ b- {4 J1 j" w cout << "ERROR in creating New document" << endl << flush;
1 D9 q+ A7 I; j V8 _" S' E return 2;/ `1 t# q7 q: X; i3 o' a6 z
}
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2 文档加载(Load the document)% w) x% g$ n4 M9 [ I- W1 T
文档加载即打开现有文档,主要方法包括
' N: f- j& ~' M1 y0 w8 W6 A# N% }2 RCATIIniInteractiveSession 中Open方法:打开文档并可视化显示. `, a+ Y" w0 X) P
/ z+ k( X' y1 E% L Q' sCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:
4 N4 o& B0 M( n& V1 uCATDocument *pInstrumentDoc = NULL;& f, ?% U2 x* u' F- M" ?2 f
7 Y$ Z- D. m/ z4 l# sCATIIniInteractiveSession *piSession=NULL;
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% [* s# f8 `. `8 C3 Z3 B: K+ ?; oCATSession *pSession = NULL;
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. y" S3 Y: A4 @! a6 @rc = ::GetPtrSession(pSession); L$ c) H* k1 f& b) k' V" v
2 q' B9 p% D; i j' d$ K" frc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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1 {% {8 E. R' g+ J5 y' W; ZCATIEditor *piEditor=NULL;
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) G1 o4 Y9 j8 T( e0 [* W+ zrc = piSession->Open(PathName,FALSE,&piEditor);: _: D3 j9 k; n! Q; P5 R
) D h9 w! s! c, o* W% DCATFrmEditor * pFrmEditor = piEditor->GetEditor();$ f8 C" b& A6 e4 o
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pInstrumentDoc = pFrmEditor->GetDocument();
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; P- C; G; I% j q ......
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OpenDcument方法:
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z7 r! ^8 L' J& j% b2 b+ lCATDocument *pDoc = NULL;3 b; f% M C0 D) Q5 ` ~
CATUnicodeString storageName = "XXXX"; //文档保存路径名+ F8 {& p" V) p+ W+ D4 G O u+ e- b
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))1 ^* O0 k2 k* C
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cout << "Document opened OK" << endl << flush;2 k" c# N* E. z, @0 N: }* p
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else
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# l% a: K) ?) P" p cout << "ERROR in opening an existing document" << endl << flush;0 Y; X5 q) O5 v- D4 `; Z4 ?
return 2;
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3 获取当前文档+ P1 p3 p" Q3 T3 t8 g, ]4 z( q) l
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();1 R; i9 \- l% _3 @4 x: |# c: W$ t
if (NULL != pEditor )9 M) A D* _0 t' ]
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cout << "Editor got OK" << endl << flush;! B9 Z5 `& N+ l* D1 L, a
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else d3 g7 g( ~7 e4 ^8 b1 H/ e0 m
{
e f# R- I6 W' j cout << "ERROR in getting the current editor" << endl << flush;5 U3 `3 @7 S$ Y, h
return 1;
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CATDocument *pDoc = pEditor->GetDocument();8 M& f% ?4 ]1 L. ~1 X% ]
if (NULL != pDoc)% C1 d; i7 r. ~3 O
{
! G W. s: F0 \7 k cout << "Document opened OK" << endl << flush;% U3 N( r4 W" Q4 B7 f$ T) R
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else- L8 v; j2 E+ z6 R! q3 ]- X, Q
{
- r+ n/ y9 G: Z8 ^( j( w cout << "ERROR in opening an existing document" << endl << flush;2 d2 \3 a" M3 y/ Z4 I) X$ i+ Z2 X! K
return 2;
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该指针的获取还有其他方式,如通过CATILinkableObject 类获取。5 ~4 l6 h; w/ C7 K8 P
4 保存文档(Save the Document)! {. f, \6 J& z1 L! f" c) R
4.1 另存:即保存为新模型
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( ]- n, s: i4 f8 ECATUnicodeString savePath = "XXXX"; //文档保存路径, Q; j+ L4 B" @
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
4 |1 t2 {" w1 `' b' Jif (SUCCEEDED(rc))
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0 i5 t k+ E: I# }% v1 ` cout << "Document saved OK" << endl << flush;
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else6 g S8 } X) `. V U1 R) Y
{
$ w0 A- g. A ] cout << "ERROR in saving document" << endl << flush;
6 S# ^- p* W/ g return 5;
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4.2 保存:不更新保存路径
: Y' O G( D7 m+ V: Yrc = CATDocumentServices::Save (*pDoc);
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/ t4 w% _1 C; }" nif (SUCCEEDED(rc))
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8 {; f* ?& S3 ^2 n% D s( T8 S- s cout << "Document saved OK" << endl << flush;
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{
( C j$ r9 D- j3 w2 s cout << "ERROR in saving document" << endl << flush;5 H& E! A; V: ~' ^
return 3;
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5 删除(Remove the document)
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, [+ |( r% j" F x& `4 f. Grc = CATDocumentServices::Remove (*pDoc);
0 P( M- L+ `) R! _4 pif (SUCCEEDED(rc))5 z" r# u4 x I Z9 \
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cout << "Document removed OK" << endl << flush;6 Z5 N& {8 D- V: H
}; Z& b4 R- T Z) X4 w1 o7 ]
else+ M) `# c& h0 ]" |
{
; B/ e# b) K; X" P5 C9 a cout << "ERROR in removing document" << endl << flush;
/ ? E7 e+ W+ K return 6;
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( s% e- e4 w: \; i% T3 n5 y7 G# o/ W方法封装1 C1 b E8 }' M, b' P% W9 j2 B N
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
4 W! M& Z7 y2 P9 m$ [2 j* G输入:
; G0 H" r+ \$ o# O' b3 P9 B" JCATUnicodeString PathName //文档(模型)的路径% B( h Z8 B% q1 ]4 A: C" ]( x, }
输出:0 [2 ^# l7 T# v8 W6 q0 Z1 M
CATIProduct ** opiSonProd //文档(模型)的指针
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9 I' F6 c9 N- p- i辅助功能函数:
: O6 t% v, O3 z4 U+ q6 ]获取当前模型树根节点
; v6 t }; k! F [# ~0 \% U模型加载后可视化1 [; D' Z! f7 Y$ Z
刷新根节点% o/ _- `8 Z. e0 G
----->打开文件
3 \+ w3 W1 Q; M' FCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)" }- L# S& f3 H" x' k s
{
8 n. |# [) L( m* _HRESULT rc=E_FAIL;
Q) v; A( L* v: S! _. Q! uCATBaseUnknown * pRootProduct = NULL;
, G5 n! F* H0 ~6 _$ `/ lCATIProduct *piRootProduct = NULL;
) { x2 ?' u$ b6 }* wrc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
& ^6 I1 G% l5 k0 Z5 s# ^' Qif (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);, ?7 \& K0 r# H2 l( F4 T9 T
if (SUCCEEDED(rc)&&NULL!= piRootProduct)( t% ]) G# W9 ?5 N! d( p4 q
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CATDocument *pInstrumentDoc = NULL;) w& M- R6 l8 @1 B8 Z
CATIIniInteractiveSession *piSession=NULL;# I, q5 A: V/ @) E8 F" n+ o
CATSession *pSession = NULL;
+ n% E; M; A6 {rc = ::GetPtrSession(pSession);
$ n5 ^/ Z1 _# b/ qrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);1 K# ]0 T1 k3 {" u1 a: s
CATIEditor *piEditor=NULL;- F: @% i5 V* Q' ]2 D! {
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;" y' i5 M$ c! E( Z
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) ): v/ ]5 h ^+ o# n/ ?! @
{ cout <<"The document" <<PathName<< " is opened" << endl ; }
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{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }5 I$ ^% D: V& p0 u$ ~: C
CATIProduct *piInstanceProd=NULL;$ c0 G8 w/ B! V. x
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 4 c: ]. G# \: r) [3 H, S
if ( FAILED(rc) ) return FALSE;
8 n* H' [" ]; D" D// rc = piSession->Close(piEditor);
" U5 w& a7 q/ v* opiSonProd=piInstanceProd;
3 k# g6 ^* e' |5 { e, SXXXFunction::UpdateProductRoot(); //更新根节点/ d G; l9 ]3 i5 x) j7 o& _
}' A" c( o3 x: Q# D6 n/ | Q
}
2 J2 U( n; J+ F5 v! A% Zreturn TRUE;
3 c( _' a. |- R" r8 p/ M+ c# |}
' i9 X* f9 w0 y1 M9 o$ V----->加载模型可视化
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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//AddExternalComponent全局函数所需的三个参数,% m8 |8 L: r8 ]5 @4 _8 m
$ R) r* h, l; }3 u7 ^7 ? //被**的product document的root product,CATIProduct类型
+ b+ r7 |0 F p+ u3 J8 G
$ u- V$ T) u8 T: T( U. Z- p6 S: u //将要**的part document,CATDocument类型) j* }' Q% \! Y0 M
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//the product instance of the imported document$ E0 \% Z6 {' ^. Z+ J* X4 E
5 K/ G' s; P; L1 v //注意要**的document也要检索它的root product2 b" n0 J% ^) }8 S. z! g/ d: g$ q# G
' C/ ]# H1 T. w+ v* s( e. k- c cout<<"添加组件执行"<<endl;) e' [2 v. i* ]7 H! S% Z& j5 z
& l/ v |2 `8 c2 j6 Z HRESULT rc = E_FAIL;! X, c+ W9 A5 d/ \3 S7 C$ P
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if (! ipiFatherProd) return E_FAIL;
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if (! opiSonProd) return E_FAIL; . A5 w( I8 C9 E
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if ( NULL != iDocument)( J, \) ~# ?) _
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// Get RootProduct of the document to import.
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$ Z& F9 P3 d+ ^' {, @ CATIDocRoots *piDocRootsOnDoc = NULL;$ U3 v: f! {" }- { g% @, ]- z: h
- }3 E* W* x7 _) n9 }1 j) D$ Z rc = iDocument->QueryInterface(IID_CATIDocRoots,
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(void**) &piDocRootsOnDoc);% a8 U; l7 P+ m$ Z
% D, v( I$ p# m0 b* W. a+ |( k
if ( FAILED(rc) ) return rc;
5 Y. F- M3 E U* z( Y# \# u3 V; ?- r) u9 X, m" B
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
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0 w& X1 z1 O8 c! @ CATIProduct_var spRootProduct = NULL_var;3 |! u7 w0 e) D* D9 ?" S
+ ?1 Y0 K( f4 y$ r. S8 V4 y
if (NULL != pRootProducts)
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{
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if (pRootProducts->Size())* Q; K, V! w6 K2 H x
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{ 8 b D/ Z$ W, }3 `, m7 g
( g0 x# a! B$ s0 y7 [( | spRootProduct = (*pRootProducts)[1];
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delete pRootProducts;5 X( _( `& B y% _4 Z" C6 L
! g/ n/ {$ C6 G0 f- {! L/ g2 S pRootProducts = NULL;
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* z/ j# E# R, V( b8 q! w piDocRootsOnDoc->Release();
_! V- Z& F' R+ l
# }- b( s0 ]. X4 M) [* c) k piDocRootsOnDoc=NULL;
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CATIProduct_var spProduct = NULL_var;0 L# Q9 P/ b4 o; H0 }; C
# _ y/ o1 ?% f# `' I
if (NULL_var != spRootProduct)* Q- K# p8 _3 Q. O v M8 j4 f
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{
: s( b7 L/ U3 N8 |/ C3 y K7 d! s; l$ e3 n% p0 K: b
spProduct = ipiFatherProd->AddProduct(spRootProduct);
) f! f, _- T$ K0 p( k7 W
( R/ [. X9 w, f& s& c' I9 \ cout<<"NULL_var != spRootProduct"<<endl;
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}- A6 N! ~7 E" s0 F" T# ?) ]
( K9 s, w) y' ?/ H4 Z2 z' ^
else
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; u/ A% G1 o; n6 [+ X1 q2 k {- t6 x, d3 c1 v# C) j8 A* ~
! n; |/ Q f& e7 e: G* o CATUnicodeString docName = iDocument-> StorageName();
) S# M+ u/ n5 S/ U* ^7 ~' e6 J+ A' ^; [
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
$ E. E* R+ I3 ^/ O; z
# f: p: H6 _2 t1 l# Y' a1 p }/ N" y) B) z0 c( G5 W) m0 g
4 `% w8 i# f9 o8 P" c& b9 E
if (NULL_var != spProduct)
* q: h/ E( o. t) `) _3 J1 S" M* ?0 F) `( f$ z9 ~- V% @- Q1 U
{0 k% y m- K! H9 U
* Y8 G/ n) e1 T( g/ E# u5 Y/ N
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
^, h3 O4 I e1 [3 S
. s2 o' a/ C+ P. K1 z if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
% O8 ] K+ E# Q. g# r
6 H; g) @9 C: J# P9 P' K5 a2 C0 ` }
8 v2 A0 C! J5 q, N4 L( E3 u1 d2 l: c+ L5 {4 f5 q
} # V6 X) J$ w1 @+ p6 y& N2 e
6 h1 L' U- P6 r }
# L# L! j7 G3 y: [& Z2 k8 C* i- o/ @# u9 k4 {* G( p& Y8 m
return rc; 9 R- Z9 G! s. W! R+ t$ G
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}
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' c+ u6 }; l7 ?. E7 ~. l----->刷新模型根节点
# Q2 u9 R- n' z. H) g7 @: t
% {7 b% k0 T9 Q; y# mvoid XXXFunction::UpdateProductRoot()
6 G& Y% O* a* _
a" \9 }3 M# N! N/ x+ g; x{* @; u' A5 G: |+ v1 d# |
5 \, B7 A% W# e' E8 I4 H //*******************************important**************************************) n, K+ q- x# i! O& M# T
* w$ p- V5 q$ ~9 ` CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
4 U+ Q7 E- S9 H5 ~" M9 w2 P2 Y V1 D! d$ z# j
CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
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CATFrmEditor * pEditor = pWindow->GetEditor();
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CATDocument * pDoc = pEditor->GetDocument(); . h/ u D- t5 w- }2 ?
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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 + K7 O& ~5 K. w5 G. J* c
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CATIProduct *piRootProduct = NULL;
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4 d! i7 P9 X) ~6 ?$ ]& I CATIDocRoots* piDocRootsOnDoc = NULL;
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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if (SUCCEEDED(rc)). l$ A8 ?4 Y1 m+ X0 I, p2 f: c
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C; b% J4 Z- Y // Retrieve the root product which is the first element of root elements
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2 g& y0 p% _' j; p CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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4 U. B; s! A& h! f0 g6 Q: z: P piDocRootsOnDoc -> Release();9 ~- z# l0 a. [8 p2 Z5 O
8 s3 ]8 v C& B' a% g& j piDocRootsOnDoc = NULL;- ]8 Z( G4 s- Z6 ], B; ~
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CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())
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% k. H0 l* V% Q d9 u3 }4 G pBaseRootProduct = (*pRootProducts)[1];9 Z( S/ Y7 G% I
& ^& w1 p: b+ k* i delete pRootProducts;
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pRootProducts = NULL;
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if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);) p* f" j2 n. R; M' z
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if (FAILED(rc)) return;5 m$ D* Z0 x& x' {3 G6 h. D
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//对模型树进行刷新
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CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新0 A3 e7 ~! w# I% j& ?5 f. D
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pPartRenew->Update();2 h' R. R7 j" N9 U/ A- q) O
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else return; 9 J6 a+ W* g3 z, e k$ z
( H4 h8 G0 }- S' D. U //----------------------------------------------------------------
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% X% g* o$ A+ S$ S; |) [ f/ D$ u, k //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。! K2 M% U$ r# h8 K( H
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CATIModelEvents_var spEvents = piRootProduct;
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# h" B! D) H5 |- p, g+ S CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent); K0 M# J, N5 \) y5 P& X
1 W) F: X+ h% C5 n! o" e //Update the graph view
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9 T, b' S O1 V4 {2 \3 A CATIRedrawEvent_var spRedraw = piRootProduct;
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% V% F3 T- K8 Q4 H+ B/ T# L& ~% j2 ` spRedraw -> Redraw();
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piRootProduct -> Release();( b5 f, Z' y+ R" O
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