public MomentData ParseMomentData(byte[] fileData, int offset, int dbp)
{
if (dbp > 0)
{
_byteReader.Seek(offset + dbp + 28);
var data = new MomentData()
{
BlockType = _byteReader.ReadString(fileData, 1),
MomentName = _byteReader.ReadString(fileData, 3),
GateCount = _byteReader.ReadShort(fileData, 4),
FirstGate = ((float)_byteReader.ReadShort(fileData) / 1000),
GateSize = ((float)_byteReader.ReadShort(fileData) / 1000),
RfThreshold = (_byteReader.ReadShort(fileData) / 10),
SnrThreshold = (_byteReader.ReadShort(fileData) / 1000),
ControlFlags = _byteReader.ReadByte(fileData).Value,
DataSize = _byteReader.ReadByte(fileData).Value,
Scale = _byteReader.ReadFloat(fileData),
Offset = _byteReader.ReadFloat(fileData),
DataOffset = dbp + 28,
};
_dataLogger.Log("Location 7 - End of Moment Header Data, before switch - at byte location " + _byteReader.Offset);
_dataLogger.Log(JsonConvert.SerializeObject(data));
return(data);
}
return(null);
}
public void AppendPointViaDispatcher()
{
if (_sourceDatas.Count >= 1)
{
_polyline.Points.Add(new Point((MomentData.GetTimeSpan(_sourceDatas, _sourceDatas.Count - 1).TotalSeconds - _minTime) * (_grid.ActualWidth / (_maxTime - _minTime)), _grid.ActualHeight - (_sourceDatas.Last().Value - _minData) * (_grid.ActualHeight / (_maxData - _minData))));
}
}
//把数据坐标转换成显示的图像坐标
/// <summary>
/// 刷新曲线
/// </summary>
public void Build()
{
_polyline.Points.Clear();
for (int i = 0; i < _sourceDatas.Count; i++)
{
_polyline.Points.Add(new Point((MomentData.GetTimeSpan(_sourceDatas, i).TotalSeconds - _minTime) * (_grid.ActualWidth / (_maxTime - _minTime)), _grid.ActualHeight - (_sourceDatas[i].Value - _minData) * (_grid.ActualHeight / (_maxData - _minData))));
//(_sourceDatas[i].Time-_sourceDatas[0].Time).TotalSeconds
}
}
