public void ReadVariableRecord()
{
var valueLength = _reader.ReadInt32();
var hasVariableLabel = _reader.ReadInt32() == 1;
var missingValueType = _reader.ReadInt32();
_reader.ReadInt32(); //print format
var decimalPlaces = _reader.ReadByte();
var spssWidth = _reader.ReadByte();
var formatType = _reader.ReadByte();
_reader.ReadByte();
var shortName = _reader.ReadBytes(8);
var properties = new VariableProperties {
FormatType = (FormatType)formatType, Index = _currentIndex, MissingValueType = missingValueType, ShortName = shortName, DecimalPlaces = decimalPlaces
};
if (hasVariableLabel)
{
properties.Label = ReadLabel();
}
if (Math.Abs(missingValueType) != 0)
{
ReadMissing(properties);
}
var blockWidth = ReadBlankRecords(valueLength);
properties.ValueLength = blockWidth;
properties.SpssWidth = formatType == (int)FormatType.A ? blockWidth : spssWidth;
_metadataInfo.Variables.Add(properties);
_currentIndex += SpssMath.GetNumberOf32ByteBlocks(blockWidth);
}
private void settingsButton_Click(object sender, EventArgs e)
{
VariableProperties variableProperties = new VariableProperties(VCode);
if (variableProperties.ShowDialog() != DialogResult.OK)
{
return;
}
Variable = variableProperties.Variable;
VCode = Variable;
UpdateName();
}
private void variableToolStripMenuItem_Click(object sender, EventArgs e)
{
VariableProperties variableProperties = new VariableProperties();
if (variableProperties.ShowDialog() != DialogResult.OK)
{
return;
}
Vvariable vvariable = new Vvariable(variableProperties.Variable);
GlobalScopePanel.Controls.Add(vvariable);
UpdateScope();
}
private Variable CreateVariable(string shortName, string label, VariableProperties properties)
{
var variable = Variable.Create(shortName, label == string.Empty ? null : label, properties.FormatType, properties.SpssWidth, properties.DecimalPlaces);
variable.MissingValueType = (MissingValueType)properties.MissingValueType;
if (properties.Missing == null)
{
return(variable);
}
variable.MissingValues = variable.FormatType == FormatType.A
? properties.Missing.Select(y => (object)_encoding.GetString(y).TrimEnd()).ToArray()
: properties.Missing.Select(y => (object)BitConverter.ToDouble(y)).ToArray();
return(variable);
}
private void ReadMissing(VariableProperties properties)
{
properties.Missing = Enumerable.Range(0, Math.Abs(properties.MissingValueType)).Select(_ => _reader.ReadBytes(8)).ToArray();
}
