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+ unify DLL export defines to namespace names

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git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
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wmayer
2011-10-10 13:44:52 +00:00
commit 120ca87015
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src/Mod/Part/App/ImportStep.cpp Normal file
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/***************************************************************************
* Copyright (c) Jürgen Riegel (juergen.riegel@web.de) 2008 *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <fcntl.h>
# include <BRep_Builder.hxx>
# include <TopTools_HSequenceOfShape.hxx>
# include <STEPControl_Writer.hxx>
# include <STEPControl_Reader.hxx>
# include <StepData_StepModel.hxx>
# include <TopoDS.hxx>
# include <TopoDS_Shape.hxx>
# include <TopoDS_Shell.hxx>
# include <TopoDS_Solid.hxx>
# include <TopoDS_Compound.hxx>
# include <TopExp_Explorer.hxx>
#endif
#include <Handle_XSControl_WorkSession.hxx>
#include <Handle_XSControl_TransferReader.hxx>
#include <XSControl_WorkSession.hxx>
#include <XSControl_TransferReader.hxx>
#include <Transfer_TransientProcess.hxx>
#include <STEPConstruct_Styles.hxx>
#include <TColStd_HSequenceOfTransient.hxx>
#include <STEPConstruct.hxx>
#include <StepVisual_StyledItem.hxx>
#include <Handle_StepShape_ShapeRepresentation.hxx>
#include <Handle_StepVisual_PresentationStyleByContext.hxx>
#include <StepVisual_StyleContextSelect.hxx>
#include <StepVisual_PresentationStyleByContext.hxx>
#include <Interface_EntityIterator.hxx>
#include <StepRepr_RepresentedDefinition.hxx>
#include <StepShape_ShapeDefinitionRepresentation.hxx>
#include <StepRepr_CharacterizedDefinition.hxx>
#include <StepRepr_ProductDefinitionShape.hxx>
#include <Handle_StepRepr_AssemblyComponentUsage.hxx>
#include <StepRepr_AssemblyComponentUsage.hxx>
#include <StepRepr_SpecifiedHigherUsageOccurrence.hxx>
#include <Quantity_Color.hxx>
#include <TCollection_ExtendedString.hxx>
#include <StepBasic_Product.hxx>
#include <Handle_StepBasic_Product.hxx>
#include <StepBasic_ProductDefinition.hxx>
#include <Handle_StepBasic_ProductDefinition.hxx>
#include <StepBasic_ProductDefinitionFormation.hxx>
#include <Base/Console.h>
#include <Base/Sequencer.h>
#include <App/Application.h>
#include <App/Document.h>
#include "ImportStep.h"
#include "PartFeature.h"
#include "ProgressIndicator.h"
using namespace Part;
namespace Part {
bool ReadColors (const Handle(XSControl_WorkSession) &WS, std::map<int, Quantity_Color>& hash_col);
bool ReadNames (const Handle(XSControl_WorkSession) &WS);
}
int Part::ImportStepParts(App::Document *pcDoc, const char* Name)
{
STEPControl_Reader aReader;
TopoDS_Shape aShape;
Base::FileInfo fi(Name);
if (!fi.isReadable()) {
Base::Console().Log("ImportStep() not able to open %s!\n",Name);
throw Base::Exception("Cannot open STEP file");
}
if (aReader.ReadFile((Standard_CString)Name) != IFSelect_RetDone) {
throw Base::Exception("Cannot open STEP file");
}
Handle_Message_ProgressIndicator pi = new ProgressIndicator(100);
aReader.WS()->MapReader()->SetProgress(pi);
pi->NewScope(100, "Reading STEP file...");
pi->Show();
// Root transfers
Standard_Integer nbr = aReader.NbRootsForTransfer();
//aReader.PrintCheckTransfer (failsonly, IFSelect_ItemsByEntity);
for (Standard_Integer n = 1; n<= nbr; n++) {
Base::Console().Log("STEP: Transferring Root %d\n",n);
aReader.TransferRoot(n);
}
pi->EndScope();
// Collecting resulting entities
Standard_Integer nbs = aReader.NbShapes();
if (nbs == 0) {
throw Base::Exception("No shapes found in file ");
}
else {
//Handle(StepData_StepModel) Model = aReader.StepModel();
//Handle_XSControl_WorkSession ws = aReader.WS();
//Handle_XSControl_TransferReader tr = ws->TransferReader();
std::map<int, Quantity_Color> hash_col;
ReadColors(aReader.WS(), hash_col);
//ReadNames(aReader.WS());
for (Standard_Integer i=1; i<=nbs; i++) {
Base::Console().Log("STEP: Transferring Shape %d\n",i);
aShape = aReader.Shape(i);
// load each solid as an own object
TopExp_Explorer ex;
for (ex.Init(aShape, TopAbs_SOLID); ex.More(); ex.Next())
{
// get the shape
const TopoDS_Solid& aSolid = TopoDS::Solid(ex.Current());
std::string name = fi.fileNamePure();
//Handle_Standard_Transient ent = tr->EntityFromShapeResult(aSolid, 3);
//if (!ent.IsNull()) {
// name += ws->Model()->StringLabel(ent)->ToCString();
//}
Part::Feature *pcFeature;
pcFeature = static_cast<Part::Feature*>(pcDoc->addObject("Part::Feature", name.c_str()));
pcFeature->Shape.setValue(aSolid);
// This is a trick to access the GUI via Python and set the color property
// of the associated view provider. If no GUI is up an exception is thrown
// and cleared immediately
std::map<int, Quantity_Color>::iterator it = hash_col.find(aSolid.HashCode(INT_MAX));
if (it != hash_col.end()) {
try {
Py::Object obj(pcFeature->getPyObject(), true);
Py::Object vp(obj.getAttr("ViewObject"));
Py::Tuple col(3);
col.setItem(0, Py::Float(it->second.Red()));
col.setItem(1, Py::Float(it->second.Green()));
col.setItem(2, Py::Float(it->second.Blue()));
vp.setAttr("ShapeColor", col);
//Base::Console().Message("Set color to shape\n");
}
catch (Py::Exception& e) {
e.clear();
}
}
}
// load all non-solids now
for (ex.Init(aShape, TopAbs_SHELL, TopAbs_SOLID); ex.More(); ex.Next())
{
// get the shape
const TopoDS_Shell& aShell = TopoDS::Shell(ex.Current());
std::string name = fi.fileNamePure();
//Handle_Standard_Transient ent = tr->EntityFromShapeResult(aShell, 3);
//if (!ent.IsNull()) {
// name += ws->Model()->StringLabel(ent)->ToCString();
//}
Part::Feature *pcFeature = static_cast<Part::Feature*>(pcDoc->addObject("Part::Feature", name.c_str()));
pcFeature->Shape.setValue(aShell);
}
// put all other free-flying shapes into a single compound
Standard_Boolean emptyComp = Standard_True;
BRep_Builder builder;
TopoDS_Compound comp;
builder.MakeCompound(comp);
for (ex.Init(aShape, TopAbs_FACE, TopAbs_SHELL); ex.More(); ex.Next()) {
if (!ex.Current().IsNull()) {
builder.Add(comp, ex.Current());
emptyComp = Standard_False;
}
}
for (ex.Init(aShape, TopAbs_WIRE, TopAbs_FACE); ex.More(); ex.Next()) {
if (!ex.Current().IsNull()) {
builder.Add(comp, ex.Current());
emptyComp = Standard_False;
}
}
for (ex.Init(aShape, TopAbs_EDGE, TopAbs_WIRE); ex.More(); ex.Next()) {
if (!ex.Current().IsNull()) {
builder.Add(comp, ex.Current());
emptyComp = Standard_False;
}
}
for (ex.Init(aShape, TopAbs_VERTEX, TopAbs_EDGE); ex.More(); ex.Next()) {
if (!ex.Current().IsNull()) {
builder.Add(comp, ex.Current());
emptyComp = Standard_False;
}
}
if (!emptyComp) {
std::string name = fi.fileNamePure();
Part::Feature *pcFeature = static_cast<Part::Feature*>(pcDoc->addObject
("Part::Feature", name.c_str()));
pcFeature->Shape.setValue(comp);
}
}
}
return 0;
}
static void findStyledSR (const Handle(StepVisual_StyledItem) &style,
Handle(StepShape_ShapeRepresentation)& aSR)
{
// search Shape Represenatation for component styled item
for (Standard_Integer j=1; j <= style->NbStyles(); j++) {
Handle(StepVisual_PresentationStyleByContext) PSA =
Handle(StepVisual_PresentationStyleByContext)::DownCast(style->StylesValue ( j ));
if (PSA.IsNull())
continue;
StepVisual_StyleContextSelect aStyleCntxSlct = PSA->StyleContext();
Handle(StepShape_ShapeRepresentation) aCurrentSR =
Handle(StepShape_ShapeRepresentation)::DownCast(aStyleCntxSlct.Representation());
if (aCurrentSR.IsNull())
continue;
aSR = aCurrentSR;
break;
}
}
bool Part::ReadColors (const Handle(XSControl_WorkSession) &WS, std::map<int, Quantity_Color>& hash_col)
{
STEPConstruct_Styles Styles (WS);
if (!Styles.LoadStyles()) {
#ifdef FC_DEBUG
std::cout << "Warning: no styles are found in the model" << std::endl;
#endif
return Standard_False;
}
// searching for invisible items in the model
Handle(TColStd_HSequenceOfTransient) aHSeqOfInvisStyle = new TColStd_HSequenceOfTransient;
Styles.LoadInvisStyles( aHSeqOfInvisStyle );
// parse and search for color attributes
Standard_Integer nb = Styles.NbStyles();
for (Standard_Integer i=1; i <= nb; i++) {
Handle_StepVisual_StyledItem style = Styles.Style (i);
if (style.IsNull()) continue;
Standard_Boolean IsVisible = Standard_True;
// check the visibility of styled item.
for (Standard_Integer si = 1; si <= aHSeqOfInvisStyle->Length(); si++) {
if (style != aHSeqOfInvisStyle->Value(si))
continue;
// found that current style is invisible.
#ifdef FC_DEBUG
std::cout << "Warning: item No " << i << "(" << style->Item()->DynamicType()->Name() << ") is invisible" << std::endl;
#endif
IsVisible = Standard_False;
break;
}
Handle(StepVisual_Colour) SurfCol, BoundCol, CurveCol;
// check if it is component style
Standard_Boolean IsComponent = Standard_False;
if (!Styles.GetColors (style, SurfCol, BoundCol, CurveCol, IsComponent) && IsVisible)
continue;
// find shape
TopoDS_Shape S = STEPConstruct::FindShape(Styles.TransientProcess(), style->Item());
//TopAbs_ShapeEnum type = S.ShapeType();
Standard_Boolean isSkipSHUOstyle = Standard_False;
// take shape with real location.
while (IsComponent) {
// take SR of NAUO
Handle_StepShape_ShapeRepresentation aSR;
findStyledSR(style, aSR);
// search for SR along model
if (aSR.IsNull())
break;
// Handle(Interface_InterfaceModel) Model = WS->Model();
Handle_XSControl_TransferReader TR = WS->TransferReader();
Handle_Transfer_TransientProcess TP = TR->TransientProcess();
Interface_EntityIterator subs = WS->HGraph()->Graph().Sharings( aSR );
Handle_StepShape_ShapeDefinitionRepresentation aSDR;
for (subs.Start(); subs.More(); subs.Next()) {
aSDR = Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs.Value());
if (aSDR.IsNull())
continue;
StepRepr_RepresentedDefinition aPDSselect = aSDR->Definition();
Handle_StepRepr_ProductDefinitionShape PDS =
Handle_StepRepr_ProductDefinitionShape::DownCast(aPDSselect.PropertyDefinition());
if (PDS.IsNull())
continue;
StepRepr_CharacterizedDefinition aCharDef = PDS->Definition();
Handle(StepRepr_AssemblyComponentUsage) ACU =
Handle(StepRepr_AssemblyComponentUsage)::DownCast(aCharDef.ProductDefinitionRelationship());
// PTV 10.02.2003 skip styled item that refer to SHUO
if (ACU->IsKind(STANDARD_TYPE(StepRepr_SpecifiedHigherUsageOccurrence))) {
isSkipSHUOstyle = Standard_True;
break;
}
Handle_StepRepr_NextAssemblyUsageOccurrence NAUO =
Handle_StepRepr_NextAssemblyUsageOccurrence::DownCast(ACU);
if (NAUO.IsNull())
continue;
TopoDS_Shape aSh;
// PTV 10.02.2003 to find component of assembly CORRECTLY
STEPConstruct_Tool Tool( WS );
// Handle(Transfer_Binder) binder = TP->Find(NAUO);
// if (binder.IsNull() || ! binder->HasResult())
// continue;
// aSh = TransferBRep::ShapeResult ( TP, binder );
if (!aSh.IsNull()) {
S = aSh;
break;
}
}
break;
}
if (isSkipSHUOstyle)
continue; // skip styled item which refer to SHUO
if ( S.IsNull() ) {
#ifdef FC_DEBUG
std::cout << "Warning: item No " << i << "(" << style->Item()->DynamicType()->Name() << ") is not mapped to shape" << std::endl;
#endif
continue;
}
if (!SurfCol.IsNull()) {
Quantity_Color col;
Styles.DecodeColor (SurfCol, col);
//Base::Console().Message("%d: (%.2f,%.2f,%.2f)\n",col.Name(),col.Red(),col.Green(),col.Blue());
hash_col[S.HashCode(INT_MAX)] = col;
}
if (!BoundCol.IsNull()) {
Quantity_Color col;
Styles.DecodeColor (BoundCol, col);
//Base::Console().Message("%d: (%.2f,%.2f,%.2f)\n",col.Name(),col.Red(),col.Green(),col.Blue());
hash_col[S.HashCode(INT_MAX)] = col;
}
if (!CurveCol.IsNull()) {
Quantity_Color col;
Styles.DecodeColor (CurveCol, col);
//Base::Console().Message("%d: (%.2f,%.2f,%.2f)\n",col.Name(),col.Red(),col.Green(),col.Blue());
hash_col[S.HashCode(INT_MAX)] = col;
}
if (!IsVisible) {
// sets the invisibility for shape.
}
}
return Standard_True;
}
bool Part::ReadNames (const Handle(XSControl_WorkSession) &WS)
{
// get starting data
Handle(Interface_InterfaceModel) Model = WS->Model();
Handle(XSControl_TransferReader) TR = WS->TransferReader();
Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
STEPConstruct_Tool Tool ( WS );
// iterate on model to find all SDRs and CDSRs
Standard_Integer nb = Model->NbEntities();
Handle(Standard_Type) tNAUO = STANDARD_TYPE(StepRepr_NextAssemblyUsageOccurrence);
Handle(Standard_Type) tPD = STANDARD_TYPE(StepBasic_ProductDefinition);
Handle(TCollection_HAsciiString) name;
for (Standard_Integer i = 1; i <= nb; i++) {
Handle(Standard_Transient) enti = Model->Value(i);
// get description of NAUO
if (enti->DynamicType() == tNAUO) {
Handle(StepRepr_NextAssemblyUsageOccurrence) NAUO =
Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(enti);
if (NAUO.IsNull()) continue;
Interface_EntityIterator subs = WS->Graph().Sharings(NAUO);
for (subs.Start(); subs.More(); subs.Next()) {
Handle(StepRepr_ProductDefinitionShape) PDS =
Handle(StepRepr_ProductDefinitionShape)::DownCast(subs.Value());
if (PDS.IsNull()) continue;
Handle(StepBasic_ProductDefinitionRelationship) PDR = PDS->Definition().ProductDefinitionRelationship();
if (PDR.IsNull()) continue;
if (PDR->HasDescription() &&
PDR->Description()->Length() >0 ) name = PDR->Description();
else if (PDR->Name()->Length() >0) name = PDR->Name();
else name = PDR->Id();
}
// find proper label
TCollection_ExtendedString str ( name->String() );
Base::Console().Message("Name: %s\n",name->String().ToCString());
}
// for PD get name of associated product
if (enti->DynamicType() == tPD) {
Handle(StepBasic_ProductDefinition) PD =
Handle(StepBasic_ProductDefinition)::DownCast(enti);
if (PD.IsNull()) continue;
Handle(StepBasic_Product) Prod = PD->Formation()->OfProduct();
if (Prod->Name()->UsefullLength()>0) name = Prod->Name();
else name = Prod->Id();
TCollection_ExtendedString str ( name->String() );
Base::Console().Message("Name: %s\n",name->String().ToCString());
}
// set a name to the document
//TCollection_ExtendedString str ( name->String() );
//TDataStd_Name::Set ( L, str );
}
return Standard_True;
}