/// <summary>
/// Affected by <see cref="SimpleFrameGenerator.NonZeroesOnly"/>
/// </summary>
public static DFColumn[] CreateColumns(int rowCount, Type[] colTypes, string[] colNames)
{
DFColumn[] cols = new DFColumn[colTypes.Length];
for (int i = 0; i < cols.Length; i++)
{
if (colTypes[i] == typeof(int))
{
cols[i] = CreateIntCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(bool))
{
cols[i] = CreateBoolCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(float))
{
cols[i] = CreateDoubleCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(double))
{
cols[i] = CreateDoubleCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(string))
{
cols[i] = CreateStringCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(DateTime))
{
cols[i] = CreateDateTimeCol(colNames[i], rowCount);
}
else
{
cols[i] = CreateGenericCol(colNames[i], rowCount);
}
}
return cols;
}
/// <summary>
/// Returns a Frame with 2 cols: string, bool.
/// </summary>
/// <param name="rowCount"></param>
/// <returns></returns>
public static Frame CreateFrameWith2Cols(int rowCount)
{
DFColumn[] cols = new DFColumn[2];
cols[0] = CreateStringCol( string.Format("col {0}", 0), rowCount);
cols[1] = CreateBoolCol( string.Format("col {0}", 1), rowCount);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
/// <summary>
/// Returns a Frame with 5 cols: int, double, string, bool, Guid.
/// Affected by <see cref="SimpleFrameGenerator.NonZeroesOnly"/>
/// </summary>
public static Frame CreateFrameWith5Cols(int rowCount)
{
DFColumn[] cols = new DFColumn[5];
cols[0] = CreateIntCol( string.Format("col {0}", 0), rowCount);
cols[1] = CreateDoubleCol( string.Format("col {0}", 1), rowCount);
cols[2] = CreateStringCol( string.Format("col {0}", 2), rowCount);
cols[3] = CreateBoolCol( string.Format("col {0}", 3), rowCount);
cols[4] = CreateGenericCol( string.Format("col {0}", 4), rowCount);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
/// <summary>
/// Creates a <see cref="BlueSpider.Blob.Data.CSpace.Frame"/> with <paramref name="rowCount"/> number
/// of rows and the number and types of columns specified by <paramref name="colTypes"/>. If <paramref name="nonZerosOnly"/>
/// is true, then any numerical data generated will not include any zero values.
/// Affected by <see cref="SimpleFrameGenerator.NonZeroesOnly"/>
/// </summary>
/// <param name="rowCount">Number of rows to generate</param>
/// <param name="colTypes">Number and types of columns.</param>
/// <param name="nonZerosOnly">True to ensure no zero values are generated for numerical data.</param>
/// <returns>BlueSpider.Blob.Data.CSpace.Frame</returns>
public static Frame CreateFrame(int rowCount, Type[] colTypes, bool nonZerosOnly)
{
NonZerosOnly = nonZerosOnly;
DFColumn[] cols = new DFColumn[colTypes.Length];
for (int i = 0; i < cols.Length; i++)
{
if (colTypes[i] == typeof(int))
{
cols[i] = CreateIntCol(string.Format("col {0}", i), rowCount);
}
else if (colTypes[i] == typeof(bool))
{
cols[i] = CreateBoolCol(string.Format("col {0}", i), rowCount);
}
else if (colTypes[i] == typeof(double))
{
cols[i] = CreateDoubleCol(string.Format("col {0}", i), rowCount);
}
else if (colTypes[i] == typeof(float))
{
cols[i] = CreateDoubleCol(string.Format("col {0}", i), rowCount);
}
else if (colTypes[i] == typeof(string))
{
cols[i] = CreateStringCol(string.Format("col {0}", i), rowCount);
}
else if (colTypes[i] == typeof(DateTime))
{
cols[i] = CreateDateTimeCol(string.Format("col {0}", i), rowCount);
}
else
{
cols[i] = CreateGenericCol(string.Format("col {0}", i), rowCount);
}
}
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(int rowCount, Type[] colTypes, string[] colNames)
{
DFColumn[] cols = new DFColumn[colTypes.Length];
for (int i = 0; i < cols.Length; i++)
{
if (colTypes[i] == typeof(int))
{
cols[i] = CreateIntCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(bool))
{
cols[i] = CreateBoolCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(float))
{
cols[i] = CreateDoubleCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(double))
{
cols[i] = CreateDoubleCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(string))
{
cols[i] = CreateStringCol(colNames[i], rowCount);
}
else if (colTypes[i] == typeof(DateTime))
{
cols[i] = CreateDateTimeCol(colNames[i], rowCount);
}
else
{
cols[i] = CreateGenericCol(colNames[i], rowCount);
}
}
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(double[] values, bool[] values1, int[] values2)
{
DFColumn[] cols = new DFColumn[3];
cols[0] = new DFNumericColumn("col 0", values);
cols[1] = new DFBoolColumn("col 1", values1);
cols[2] = new DFIntColumn("col 2", values2);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(DateTime[] values, string colName)
{
DFColumn[] cols = new DFColumn[1];
cols[0] = new DFDateTimeColumn(colName, values);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(DateTime[] values, DateTime[] values2)
{
DFColumn[] cols = new DFColumn[2];
cols[0] = new DFDateTimeColumn("col 0", values);
cols[1] = new DFDateTimeColumn("col 1", values2);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(string[] values)
{
DFColumn[] cols = new DFColumn[1];
cols[0] = new DFStringColumn("col 0", values);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
public static Frame CreateFrame(double[] values, double[] values2)
{
DFColumn[] cols = new DFColumn[2];
cols[0] = new DFNumericColumn("col 0", values);
cols[1] = new DFNumericColumn("col 1", values2);
Frame frame = new Frame(Guid.NewGuid(), cols);
return frame;
}
