mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-03 17:56:21 +03:00
ec96437207
1. Bug fix in reading old persistent data using FSD_File storage driver 2. Persistence compatible with legacy format was restored for shapes a. Implemented a storage read / write wrapper for legacy persistence b. Added DRAW commands to read / write files in legacy format c. Added test cases for reading / writing operations with checking number of sub-shapes and physical properties d. Updated related sections of the development guide
159 lines
4.9 KiB
C++
159 lines
4.9 KiB
C++
// Created on: 2000-03-01
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// Created by: Denis PASCAL
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// Copyright (c) 2000-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <CDF_Session.hxx>
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#include <DBRep.hxx>
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#include <DDocStd.hxx>
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#include <DDocStd_DrawDocument.hxx>
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#include <Draw.hxx>
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#include <Draw_Interpretor.hxx>
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#include <Standard_DomainError.hxx>
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#include <Standard_GUID.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <TDF_Attribute.hxx>
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#include <TDF_Label.hxx>
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#include <TDF_MapIteratorOfLabelMap.hxx>
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#include <TDF_Tool.hxx>
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#include <TDocStd_Application.hxx>
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#include <TDocStd_Document.hxx>
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#include <StdLDrivers.hxx>
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#include <BinLDrivers.hxx>
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#include <XmlLDrivers.hxx>
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#include <StdDrivers.hxx>
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#include <BinDrivers.hxx>
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#include <XmlDrivers.hxx>
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//=======================================================================
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//function : Find
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//purpose :
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//=======================================================================
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const Handle(TDocStd_Application)& DDocStd::GetApplication()
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{
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static Handle(TDocStd_Application) anApp;
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if (anApp.IsNull())
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{
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anApp = new TDocStd_Application;
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// Initialize standard document formats at creation - they should
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// be available even if this DRAW plugin is not loaded by pload command
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StdLDrivers::DefineFormat(anApp);
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BinLDrivers::DefineFormat(anApp);
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XmlLDrivers::DefineFormat(anApp);
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StdDrivers::DefineFormat(anApp);
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BinDrivers::DefineFormat(anApp);
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XmlDrivers::DefineFormat(anApp);
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}
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return anApp;
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}
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//=======================================================================
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//function : GetDocument
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//purpose :
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//=======================================================================
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Standard_Boolean DDocStd::GetDocument (Standard_CString& Name,
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Handle(TDocStd_Document)& DOC,
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const Standard_Boolean Complain)
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{
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Handle(Draw_Drawable3D) D = Draw::Get(Name,Standard_False);
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Handle(DDocStd_DrawDocument) DD = Handle(DDocStd_DrawDocument)::DownCast (D);
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if (DD.IsNull()) {
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if (Complain) cout << Name << " is not a Document" << endl;
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return Standard_False;
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}
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Handle(TDocStd_Document) STDDOC = DD->GetDocument();
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if (!STDDOC.IsNull()) {
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DOC = STDDOC;
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return Standard_True;
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}
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if (Complain) cout << Name << " is not a CAF Document" << endl;
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return Standard_False;
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}
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//=======================================================================
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//function : Label
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//purpose : try to retrieve a label
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//=======================================================================
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Standard_Boolean DDocStd::Find (const Handle(TDocStd_Document)& D,
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const Standard_CString Entry,
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TDF_Label& Label,
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const Standard_Boolean Complain)
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{
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Label.Nullify();
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TDF_Tool::Label(D->GetData(),Entry,Label,Standard_False);
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if (Label.IsNull() && Complain) cout<<"No label for entry "<<Entry<<endl;
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return !Label.IsNull();
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}
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//=======================================================================
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//function : Find
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//purpose : Try to retrieve an attribute.
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//=======================================================================
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Standard_Boolean DDocStd::Find (const Handle(TDocStd_Document)& D,
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const Standard_CString Entry,
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const Standard_GUID& ID,
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Handle(TDF_Attribute)& A,
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const Standard_Boolean Complain)
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{
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TDF_Label L;
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if (Find(D,Entry,L,Complain)) {
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if (L.FindAttribute(ID,A)) return Standard_True;
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if (Complain) cout <<"attribute not found for entry : "<< Entry <<endl;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : ReturnLabel
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//purpose :
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//=======================================================================
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Draw_Interpretor& DDocStd::ReturnLabel(Draw_Interpretor& di, const TDF_Label& L)
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{
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TCollection_AsciiString S;
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TDF_Tool::Entry(L,S);
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di << S.ToCString();
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return di;
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}
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//=======================================================================
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//function : AllCommands
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//purpose :
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//=======================================================================
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void DDocStd::AllCommands(Draw_Interpretor& theCommands)
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{
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static Standard_Boolean done = Standard_False;
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if (done) return;
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done = Standard_True;
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// define commands
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DDocStd::ApplicationCommands(theCommands);
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DDocStd::DocumentCommands(theCommands);
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DDocStd::ToolsCommands(theCommands);
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DDocStd::MTMCommands(theCommands);
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DDocStd::ShapeSchemaCommands(theCommands);
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}
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