public static DxfFile Load(Stream stream, Encoding defaultEncoding)
{
int readBytes;
var firstLine = GetFirstLine(stream, defaultEncoding, out readBytes);
var reader = new BinaryReader(stream);
// check for binary sentinels
DxfFile file;
if (firstLine == DxbReader.BinarySentinel)
{
file = new DxbReader().ReadFile(reader);
}
else
{
var dxfReader = GetCodePairReader(firstLine, readBytes, reader, defaultEncoding);
file = LoadFromReader(dxfReader);
}
return(file);
}
public static DxfFile Load(Stream stream)
{
var reader = new BinaryReader(stream);
int readBytes;
var firstLine = GetFirstLine(reader, out readBytes);
// check for binary sentinels
DxfFile file;
if (firstLine == DxbReader.BinarySentinel)
{
file = new DxbReader().ReadFile(reader);
}
else
{
var dxfReader = GetCodePairReader(firstLine, readBytes, reader);
file = LoadFromReader(dxfReader);
}
return file;
}
public static DxfFile Load(Stream stream)
{
var reader = new BinaryReader(stream);
// read first line char-by-char
var sb = new StringBuilder();
char c = reader.ReadChar();
while (c != '\n')
{
sb.Append(c);
c = reader.ReadChar();
}
// trim BOM
var line = sb.ToString().TrimEnd('\r');
if (line.Length > 0 && line[0] == 0xFEFF)
{
line = line.Substring(1);
}
// check for binary sentinels
DxfFile file;
if (line == DxbReader.BinarySentinel)
{
file = new DxbReader().ReadFile(reader);
}
else
{
IDxfCodePairReader dxfReader;
if (line == BinarySentinel)
{
dxfReader = new DxfBinaryReader(reader);
}
else
{
dxfReader = new DxfAsciiReader(stream, line);
}
file = LoadFromReader(dxfReader);
}
return file;
}