internal int LoadFieldTextValue <T>(ref IFDField field, List <byte> fileBytes, int fieldDataOffset, int tiffHeaderOffset, Endianness e, int lastBlockByteFileOffset)
{
int result = lastBlockByteFileOffset;
byte[] valueBytes;
TagElementTypeMappingDictionary typeDictionary = TagElementTypeMappingDictionaryFactory.GetMappingDictionary(typeof(T));
if (field.IsOffset)
{
long fixedOffset = 0;
if (field.Block == IFDHeaderType.ExifIFD)
{
fixedOffset = tiffHeaderOffset + (long)field.ValueElementsOffset;
}
else
{
fixedOffset = fieldDataOffset + (long)field.ValueElementsOffset - 8;
}
valueBytes = ByteManager.ChopByteArray(fileBytes.ToArray(), fixedOffset, (int)field.ValueElementsCount * typeDictionary[field.ValueElementType].BytesLength);
if (lastBlockByteFileOffset < fieldDataOffset + (long)field.ValueElementsOffset - 8 + (int)field.ValueElementsCount * typeDictionary[field.ValueElementType].BytesLength)
{
result = fieldDataOffset + field.ValueElementsOffset - 8 + field.ValueElementsCount * typeDictionary[field.ValueElementType].BytesLength;
}
}
else
{
valueBytes = field.FieldValueElements;
}
TagCodeEnumDictionary enumsDictiornary = FieldCodeEnumDictionaryFactory.GetFieldCodeEnumDictionary <T>();
Type enumType = null;
if (enumsDictiornary.ContainsKey(field.FieldCode))
{
enumType = enumsDictiornary[field.FieldCode];
}
field.Text = GetIFDTextValue <T>(enumType, field.ValueElementType, valueBytes);
return(result);
}
internal static TagCodeEnumDictionary GetFieldCodeEnumDictionary <T>()
{
TagCodeEnumDictionary result = null;
switch (typeof(T).ToString())
{
case "BAFactory.Fx.FileTags.Exif.IFD.IFDTagCode":
result = new IFDTagCodeEnumDictionary();
break;
case "BAFactory.Fx.FileTags.Exif.MakerNotes.Nikon.NikonType1MakerNotesTagCode":
result = new NikonType3MakerNotesTagCodeEnumDictionary();
break;
case "BAFactory.Fx.FileTags.Exif.MakerNotes.Nikon.NikonType3MakerNotesTagCode":
result = new NikonType3MakerNotesTagCodeEnumDictionary();
break;
case "BAFactory.Fx.FileTags.Exif.MakerNotes.Canon.CanonMakerNotesTagCode":
result = new CanonMakerNotesTagCodeEnumDictionary();
break;
}
return(result);
}
