ON_BOOL32 ON_3dmProperties::Read(ON_BinaryArchive& file )
{
Default();
ON_BOOL32 rc = true;
unsigned int tcode;
ON__INT64 value;
for(;;) {
rc = file.BeginRead3dmBigChunk( &tcode, &value );
if ( !rc )
break;
switch(tcode) {
case TCODE_PROPERTIES_OPENNURBS_VERSION:
{
int on_version = 0;
if ( value > 299912319 || (value != 0 && value < 200101010) )
{
ON_ERROR("ON_3dmProperties::Read - TCODE_PROPERTIES_OPENNURBS_VERSION corrupt value");
rc = false;
}
else
{
on_version = (int)value;
}
ON_SetBinaryArchiveOpenNURBSVersion(file,on_version);
}
break;
case TCODE_PROPERTIES_REVISIONHISTORY: // file creation/revision information
m_RevisionHistory.Read(file);
break;
case TCODE_PROPERTIES_NOTES: // file notes
m_Notes.Read(file);
break;
case TCODE_PROPERTIES_PREVIEWIMAGE: // uncompressed preview image
m_PreviewImage.ReadUncompressed(file);
break;
case TCODE_PROPERTIES_COMPRESSED_PREVIEWIMAGE: // compressed preview image
m_PreviewImage.ReadCompressed(file);
break;
case TCODE_PROPERTIES_APPLICATION: // application that created 3dm file
m_Application.Read(file);
break;
default:
// information added in future will be skipped by file.EndRead3dmChunk()
break;
}
if ( !file.EndRead3dmChunk() ) {
rc = false;
break;
}
if ( TCODE_ENDOFTABLE == tcode )
break;
}
return rc;
}
bool ON_3dmProperties::Read(ON_BinaryArchive& file )
{
*this = ON_3dmProperties::Empty;
bool rc = true;
unsigned int tcode;
ON__INT64 value;
for(;;)
{
rc = file.BeginRead3dmBigChunk( &tcode, &value );
if ( !rc )
break;
switch(tcode)
{
case TCODE_PROPERTIES_OPENNURBS_VERSION:
{
unsigned int opennurbs_version = 0;
if ( value > 0 && value <= 0xFFFFFFFFll)
{
opennurbs_version = (unsigned int)((ON__UINT64)value);
}
if ( !ON_VersionNumberIsValid(opennurbs_version)
&& !ON_VersionNumberIsYearMonthDateFormat(file.Archive3dmVersion(),opennurbs_version)
)
{
ON_ERROR("ON_3dmProperties::Read - TCODE_PROPERTIES_OPENNURBS_VERSION corrupt value");
rc = false;
}
ON_SetBinaryArchiveOpenNURBSVersion(file,opennurbs_version);
}
break;
case TCODE_PROPERTIES_AS_FILE_NAME:
rc = file.ReadString(m_3dmArchiveFullPathName);
break;
case TCODE_PROPERTIES_REVISIONHISTORY: // file creation/revision information
rc = m_RevisionHistory.Read(file);
break;
case TCODE_PROPERTIES_NOTES: // file notes
rc = m_Notes.Read(file);
break;
case TCODE_PROPERTIES_PREVIEWIMAGE: // uncompressed preview image
rc = m_PreviewImage.ReadUncompressed(file);
break;
case TCODE_PROPERTIES_COMPRESSED_PREVIEWIMAGE: // compressed preview image
rc = m_PreviewImage.ReadCompressed(file);
break;
case TCODE_PROPERTIES_APPLICATION: // application that created 3dm file
rc = m_Application.Read(file);
break;
default:
// information added in future will be skipped by file.EndRead3dmChunk()
break;
}
if ( !file.EndRead3dmChunk() )
rc = false;
if (!rc)
break;
if ( TCODE_ENDOFTABLE == tcode )
break;
}
return rc;
}
