public void WritePointSet(PointSet pointSet, int sliceId, string comment = null)
{
var groupMeta = new GpdGroupMeta
{
Points = pointSet.Count,
Slice = sliceId,
Id = _groupId++,
Comment = comment
};
WriteGroupMeta(groupMeta);
foreach (var point in pointSet)
{
WritePoint(point);
}
}
public PointSet ReadPointSet(out GpdGroupMeta metaData)
{
if (_pointGroupId >= Header.Groups)
{
metaData = null;
return(null);
}
metaData = ReadMetaData();
var pointSet = new PointSet((int)metaData.Points);
while (_pointId < metaData.Points)
{
pointSet.Points.Add(ReadPoint());
}
_pointGroupId++;
return(pointSet);
}
private GpdGroupMeta ReadMetaData()
{
var stringBuilder = new StringBuilder();
// Meta is ASCII encoded string, so we can read it as chars
byte metaDataTagRead = 0;
do
{
var readChar = _binaryReader.ReadChar();
if (readChar == MetaDataChar)
{
metaDataTagRead++;
}
stringBuilder.Append(readChar);
} while (metaDataTagRead != 2);
var metadataLine = stringBuilder.ToString();
var metaData = GpdGroupMeta.Parse(metadataLine);
_sliceId = metaData.Slice;
_pointId = 0;
_pointGroupId = metaData.Id;
_pointsInCurrentGroup = metaData.Points;
return(metaData);
}
public void WriteGroupMeta(GpdGroupMeta metadata)
{
WriteLine(metadata.ToString());
}
