void OnReceived(Object sender, ReceivedEventArgs e)
{
var data = e.Data;
if (data == null || data.Length < 1)
{
return;
}
BytesOfReceived += data.Length;
// 处理数据委托
if (Received != null)
{
var e2 = new BufferEventArgs {
Value = data
};
Received(this, e2);
if (!e2.Cancel)
{
return;
}
// 外部可能修改了数据
data = e2.Value;
//if (!BufferEventArgs.Invoke(Received, data)) return null;
}
// 处理字符串委托
if (ReceivedString == null)
{
return;
}
var cfg = SerialPortConfig.Current;
var line = "";
if (cfg.HexShow)
{
if (data.Length > 32)
{
line = "[{0}]=\r\n{1}".F(data.Length, data.ToHex("-", 32));
}
else
{
line = "[{0}]={1}".F(data.Length, data.ToHex("-", 32));
}
if (cfg.HexNewLine)
{
line += Environment.NewLine;
}
}
else
{
line = cfg.Encoding.GetString(data);
if (_stream == null)
{
_stream = new MemoryStream();
}
else if (_stream.Length > 10 * 1024 && _stream.Position == _stream.Length) // 达到最大大小时，从头开始使用
{
_stream = new MemoryStream();
}
_stream.Write(data);
_stream.Seek(-1 * data.Length, SeekOrigin.Current);
if (_reader == null ||
_reader.BaseStream != _stream ||
_reader.CurrentEncoding != cfg.Encoding)
{
_reader = new StreamReader(_stream, cfg.Encoding);
}
line = _reader.ReadToEnd();
// 替换掉无效数据
line = line.Replace("\0", null);
}
ReceivedString?.Invoke(this, new StringEventArgs {
Value = line
});
}
void OnReceived(Object sender, ReceivedEventArgs e)
{
var data = e.Data;
if (data == null || data.Length < 1) return;
BytesOfReceived += data.Length;
// 处理数据委托
if (Received != null)
{
var e2 = new BufferEventArgs { Value = data };
Received(this, e2);
if (!e2.Cancel) return;
// 外部可能修改了数据
data = e2.Value;
//if (!BufferEventArgs.Invoke(Received, data)) return null;
}
// 处理字符串委托
if (ReceivedString == null) return;
var cfg = SerialPortConfig.Current;
var line = "";
if (cfg.HexShow)
{
if (data.Length > 32)
line = "[{0}]=\r\n{1}".F(data.Length, data.ToHex("-", 32));
else
line = "[{0}]={1}".F(data.Length, data.ToHex("-", 32));
if (cfg.HexNewLine) line += Environment.NewLine;
}
else
{
line = cfg.Encoding.GetString(data);
if (_stream == null)
_stream = new MemoryStream();
else if (_stream.Length > 10 * 1024 && _stream.Position == _stream.Length) // 达到最大大小时，从头开始使用
_stream = new MemoryStream();
_stream.Write(data);
_stream.Seek(-1 * data.Length, SeekOrigin.Current);
if (_reader == null ||
_reader.BaseStream != _stream ||
_reader.CurrentEncoding != cfg.Encoding)
_reader = new StreamReader(_stream, cfg.Encoding);
line = _reader.ReadToEnd();
}
if (ReceivedString != null) ReceivedString(this, new StringEventArgs { Value = line });
}
