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0033327: Data Exchange, IGES Import - SubfigureDef can't read string

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Fixed problem with texted types
Added checking for null string for subfigure via XCAF transferring
This commit is contained in:
dpasukhi 2023-03-09 17:08:39 +00:00 committed by vglukhik
parent c2e3775a0c
commit d055c128e7
4 changed files with 60 additions and 22 deletions
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3
src/IGESCAFControl/IGESCAFControl_Reader.cxx
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@ -322,7 +322,8 @@ Standard_Boolean IGESCAFControl_Reader::Transfer (const Handle(TDocStd_Document)
//Checks that current entity is a subfigure
Handle(IGESBasic_SubfigureDef) aSubfigure = Handle(IGESBasic_SubfigureDef)::DownCast (ent);
if (GetNameMode() && !aSubfigure.IsNull() && STool->Search (S, L, Standard_True, Standard_True))
if (GetNameMode() && !aSubfigure.IsNull() && !aSubfigure->Name().IsNull() &&
STool->Search(S, L, Standard_True, Standard_True))
{
//In this case we attach subfigure name to the label, instead of default "COMPOUND"
Handle(TCollection_HAsciiString) aName = aSubfigure->Name();

59
src/IGESData/IGESData_ParamReader.cxx
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@ -635,32 +635,53 @@ Standard_Boolean IGESData_ParamReader::ReadXYZ
//function : ReadText
//purpose :
//=======================================================================
Standard_Boolean IGESData_ParamReader::ReadText
(const IGESData_ParamCursor& PC, const Message_Msg& amsg,
Handle(TCollection_HAsciiString)& val)
Standard_Boolean IGESData_ParamReader::ReadText(const IGESData_ParamCursor& thePC,
const Message_Msg& theMsg,
Handle(TCollection_HAsciiString)& theVal)
{
if (!PrepareRead(PC,Standard_False)) return Standard_False;
const Interface_FileParameter& FP = theparams->Value(theindex+thebase);
if (FP.ParamType() != Interface_ParamText) {
if (FP.ParamType() == Interface_ParamVoid) {
val = new TCollection_HAsciiString("");
if (!PrepareRead(thePC, Standard_False))
{
return Standard_False;
}
const Interface_FileParameter& aFP = theparams->Value(theindex + thebase);
if (aFP.ParamType() != Interface_ParamText)
{
theVal = new TCollection_HAsciiString("");
if (aFP.ParamType() == Interface_ParamVoid)
{
return Standard_True;
}
SendFail (amsg);
SendFail(theMsg);
return Standard_False;
}
Handle(TCollection_HAsciiString) tval = new TCollection_HAsciiString (FP.CValue());
Standard_Integer lnt = tval->Length();
Standard_Integer lnh = tval->Location(1,'H',1,lnt);
if (lnh <= 1 || lnh >= lnt) {
SendFail (amsg);
const Handle(TCollection_HAsciiString) aBaseValue = new TCollection_HAsciiString(aFP.CValue());
const Standard_Integer aBaseLength = aBaseValue->Length();
const Standard_Integer aSymbolLocation = aBaseValue->Location(1, 'H', 1, aBaseLength);
if (aSymbolLocation <= 1 || aSymbolLocation > aBaseLength)
{
theVal = new TCollection_HAsciiString("");
SendFail(theMsg);
return Standard_False;
} else {
Standard_Integer hol = atoi (tval->SubString(1,lnh-1)->ToCString());
if (hol != (lnt-lnh)) SendWarning (amsg);
}
val = new TCollection_HAsciiString(tval->SubString(lnh+1,lnt)->ToCString());
const TCollection_AsciiString aSpecialSubString = aBaseValue->String().SubString(1, aSymbolLocation - 1);
if (!aSpecialSubString.IsIntegerValue())
{
theVal = new TCollection_HAsciiString("");
SendFail(theMsg);
return Standard_False;
}
Standard_Integer aResLength = aSpecialSubString.IntegerValue();
if (aResLength != (aBaseLength - aSymbolLocation))
{
SendWarning(theMsg);
aResLength = aBaseLength - aSymbolLocation;
}
TCollection_AsciiString aResString;
if (aResLength > 0)
{
aResString = aBaseValue->String().SubString(aSymbolLocation + 1, aBaseLength);
}
theVal = new TCollection_HAsciiString(aResString);
return Standard_True;
}

2
src/IGESData/IGESData_ParamReader.hxx
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@ -200,7 +200,7 @@ public:
//! For Message
Standard_EXPORT Standard_Boolean ReadXYZ (const IGESData_ParamCursor& PC, const Standard_CString mess, gp_XYZ& val);
Standard_EXPORT Standard_Boolean ReadText (const IGESData_ParamCursor& PC, const Message_Msg& amsg, Handle(TCollection_HAsciiString)& val);
Standard_EXPORT Standard_Boolean ReadText (const IGESData_ParamCursor& thePC, const Message_Msg& theMsg, Handle(TCollection_HAsciiString)& theVal);
//! Reads a Text value from parameter "num", as a String from
//! Collection, that is, Hollerith text without leading "nnnH"

16
tests/bugs/iges/bug33327 Normal file
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@ -0,0 +1,16 @@
puts "============"
puts "0033327: Data Exchange, IGES Import - SubfigureDef can't read string"
puts "============"
pload DCAF
Close D -silent
ReadIges D [locate_data_file "bug33327.igs"]
vclear
vinit View1
XDisplay -dispMode 1 D
vfit
vdump "$imagedir/${casename}_src.png"
Close D