public PasteResult Paste(int layerHandle, IFeatureSet fs)
{
if (fs == null || IsEmpty || !fs.InteractiveEditing)
{
return(PasteResult.NoInput);
}
if (_buffer.GeometryType != fs.GeometryType)
{
return(PasteResult.ShapeTypeMismatch);
}
var fieldMap = _buffer.Table.BuildFieldMap(fs.Table);
var history = _map.History;
history.BeginBatch();
fs.ClearSelection();
for (int i = 0; i < _buffer.Features.Count; i++)
{
// don't create a copy, buffer won't be used any more
int shapeIndex = fs.Features.EditAdd(_buffer.Features[i].Geometry.Clone());
_buffer.Table.CopyAttributes(i, fs.Table, shapeIndex, fieldMap); // TODO: don't use field map for the same FeatureSet
history.Add(UndoOperation.AddShape, layerHandle, shapeIndex);
fs.Features[shapeIndex].Selected = true;
}
history.EndBatch();
Clear();
return(PasteResult.Ok);
}
/// <summary>
/// Changes selection of the feature set adding new shapes using the specified mode
/// </summary>
public static void UpdateSelection(this IFeatureSet fs, IEnumerable <int> indices, SelectionOperation mode)
{
if (fs == null || indices == null)
{
return;
}
if (mode == SelectionOperation.New)
{
fs.ClearSelection();
}
var sf = fs.GetInternal();
switch (mode)
{
case SelectionOperation.New:
foreach (var item in indices)
{
sf.ShapeSelected[item] = true;
}
break;
case SelectionOperation.Add:
foreach (var item in indices)
{
sf.ShapeSelected[item] = true;
}
break;
case SelectionOperation.Exclude:
foreach (var item in indices)
{
sf.ShapeSelected[item] = false;
}
break;
case SelectionOperation.Invert:
foreach (var item in indices)
{
sf.ShapeSelected[item] = !sf.ShapeSelected[item];
}
break;
}
}
