/// <summary>
/// Executes the new label operation.
/// </summary>
/// <param name="vtx">The position of the new label.</param>
/// <param name="polygonId">The ID and entity type to assign to the new label.</param>
/// <param name="row">The data to use for creating a row for the new label.</param>
/// <param name="atemplate">The template to use in creating the RowTextGeometry
/// for the new label.</param>
/// <param name="pol">The polygon that the label falls inside. It should not already
/// refer to a label. Not null.</param>
/// <param name="height">The height of the text, in meters on the ground.</param>
/// <param name="width">The width of the new label, in meters on the ground.</param>
/// <param name="rotation">The clockwise rotation of the text, in radians from the horizontal.</param>
internal void Execute(IPosition vtx, IdHandle polygonId, DataRow row, ITemplate atemplate, Polygon pol,
double height, double width, double rotation)
{
if (pol == null)
{
throw new ArgumentNullException();
}
// Add the label.
TextFeature text = MapModel.AddRowLabel(this, polygonId, vtx, row, atemplate, height, width, rotation);
SetText(text);
// Associate the polygon with the label, and vice versa.
text.SetTopology(true);
pol.ClaimLabel(text);
Complete();
}
