1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 // GEOM GEOMClient : tool to transfer BREP files from GEOM server to GEOM client
23 // File : GEOM_Client.cxx
24 // Author : Yves FRICAUD/Lucien PIGNOLONI
28 #include <Standard_Stream.hxx>
30 #include <Standard_Stream.hxx>
34 #include "GEOM_Client.hxx"
35 #include <SALOMEconfig.h>
36 #include "Basics_Utils.hxx"
37 #include "utilities.h"
39 #include <BRep_Builder.hxx>
40 #include <BRepTools.hxx>
41 #include <TopoDS_Shape.hxx>
42 #include <TopoDS_Compound.hxx>
43 #include <TCollection_AsciiString.hxx>
44 #include <TopExp_Explorer.hxx>
47 #include <TopTools_IndexedMapOfShape.hxx>
55 #include CORBA_SERVER_HEADER(SALOMEDS)
56 #include CORBA_SERVER_HEADER(GEOM_Gen)
58 #define HST_CLIENT_LEN 256
61 //=======================================================================
64 //=======================================================================
65 TopoDS_Shape GEOM_Client::Load( GEOM::GEOM_Gen_ptr geom, GEOM::GEOM_Object_ptr aShape )
67 std::string hst_client = Kernel_Utils::GetHostname();
69 Engines::Container_var ctn_server = geom->GetContainerRef();
70 long pid_server = ctn_server->getPID();
72 CORBA::String_var hostname = ctn_server->getHostName();
73 if ( pid_client == pid_server && !strcmp(hst_client.c_str(), hostname.in()) ) {
74 TopoDS_Shape* S = (TopoDS_Shape*)(aShape->getShape());
77 /* get sequence of bytes of resulting brep shape from GEOM server */
79 SALOMEDS::TMPFile_var SeqFile = aShape->GetShapeStream();
80 int sizebuf = SeqFile->length();
82 buf = (char*) &SeqFile[0];
83 std::istrstream streamBrep(buf,sizebuf);
84 BRep_Builder aBuilder;
85 BRepTools::Read(S, streamBrep, aBuilder);
90 //=======================================================================
91 // function : Create()
92 // purpose : Create in client not in a container
93 //=======================================================================
94 GEOM_Client::GEOM_Client()
104 //=======================================================================
105 // function : Create()
107 //=======================================================================
108 GEOM_Client::GEOM_Client(Engines::Container_ptr client)
110 pid_client = client->getPID();
113 //=======================================================================
116 //=======================================================================
117 Standard_Integer GEOM_Client::Find( const TCollection_AsciiString& IOR, TopoDS_Shape& S )
119 for ( Standard_Integer i = 1; i<= myIORs.Length(); i++ ) {
120 if (myIORs.Value(i).IsEqual(IOR)) {
121 S = myShapes.Value(i);
128 //=======================================================================
131 //=======================================================================
132 Standard_Integer GEOM_Client::Find( const TopoDS_Shape& S, TCollection_AsciiString& IOR )
134 for ( Standard_Integer i = 1; i<= myShapes.Length(); i++ ) {
135 if (myShapes.Value(i) == S) {
136 IOR = myIORs.Value(i);
143 //=======================================================================
146 //=======================================================================
147 void GEOM_Client::Bind( const TCollection_AsciiString& IOR, const TopoDS_Shape& S )
153 //=======================================================================
154 // function : RemoveShapeFromBuffer()
155 // purpose : Remove shape from Client Buffer
156 //=======================================================================
157 void GEOM_Client::RemoveShapeFromBuffer( const TCollection_AsciiString& IOR)
159 if( myIORs.IsEmpty() )
163 Standard_Integer anIndex = Find( IOR, S );
165 myIORs.Remove(anIndex);
166 myShapes.Remove(anIndex);
171 //=======================================================================
172 // function : ClearClientBuffer()
173 // purpose : purge buffer
174 //=======================================================================
175 void GEOM_Client::ClearClientBuffer()
177 if( myIORs.IsEmpty() )
184 //=======================================================================
185 // function : BufferLength()
187 //=======================================================================
188 unsigned int GEOM_Client::BufferLength()
190 return myIORs.Length();
193 //=======================================================================
194 // function : GetShape()
196 //=======================================================================
197 TopoDS_Shape GEOM_Client::GetShape( GEOM::GEOM_Gen_ptr geom, GEOM::GEOM_Object_ptr aShape )
200 CORBA::String_var anIOR = geom->GetStringFromIOR(aShape);
201 TCollection_AsciiString IOR = (char*)anIOR.in();
202 Standard_Integer anIndex = Find(IOR, S);
204 if (anIndex != 0) return S;
206 /******* in case of a MAIN GEOM::SHAPE ********/
207 if (aShape->IsMainShape()) {
208 S = Load(geom, aShape);
213 /******* in case of SUB GEOM::SHAPE ***********/
214 // Load and Explore the Main Shape
215 TopoDS_Shape aMainShape = GetShape (geom, aShape->GetMainShape());
216 GEOM::ListOfLong_var list = aShape->GetSubShapeIndices();
218 TopTools_IndexedMapOfShape anIndices;
219 TopExp::MapShapes(aMainShape, anIndices);
221 /* Case of only one subshape */
222 if (list->length() == 1 && list[0] > 0) {
223 S = anIndices.FindKey(list[0]);
227 TopoDS_Compound aCompound;
228 B.MakeCompound(aCompound);
229 for (int i = 0; i < list->length(); i++) {
230 if (0 < list[i] && list[i] <= anIndices.Extent()) {
231 TopoDS_Shape aSubShape = anIndices.FindKey(list[i]);
232 B.Add(aCompound, aSubShape);