private void OpenCommandBinding_Executed(object sender, ExecutedRoutedEventArgs e)
{
if (openFileDialog.ShowDialog() == true)
{
try
{
Layer layer = new Layer();
layer.Name = Path.GetFileNameWithoutExtension(openFileDialog.SafeFileName);
layer.FileName = openFileDialog.FileName;
using (var dataReader = new ShapefileDataReader(openFileDialog.FileName, new GeometryFactory()))
{
layer.Header = dataReader.DbaseHeader;
layer.ShapeGeometryType = dataReader.ShapeHeader.ShapeType;
int numRecords = dataReader.DbaseHeader.NumRecords;
int length = dataReader.DbaseHeader.NumFields;
for (int j = 0; j < numRecords; j++)
{
dataReader.Read();
ShapefileShape shape = new ShapefileShape(dataReader.Geometry);
for (int i = 0; i < length; i++)
{
shape.Attributes.Add(new ShapefileAttributeEntry(layer.Attributes[i], dataReader.GetValue(i + 1)));
}
layer.Shapes.Add(shape);
}
Layers.Add(layer);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
}
private void NewCommandBinding_Executed(object sender, ExecutedRoutedEventArgs e)
{
Layer currentLayer;
switch ((string)e.Parameter)
{
case "layer":
NewLayerDialog newLayerDialog = new NewLayerDialog();
if (newLayerDialog.ShowDialog() == true)
{
Layer newLayer = new Layer();
DbaseFileReader reader = new DbaseFileReader(
new NetTopologySuite.IO.Streams.ByteStreamProvider(
NetTopologySuite.IO.Streams.StreamTypes.Data,
new MemoryStream(Properties.Resources.EmptyDbaseHeader1)));
newLayer.Header = reader.GetHeader();
newLayer.Name = newLayerDialog.LayerName;
newLayer.ShapeType = newLayerDialog.ShapeType;
Layers.Add(newLayer);
}
break;
case "field":
currentLayer = (Layer)CollectionViewSource.GetDefaultView(Layers).CurrentItem;
currentLayer.Header.AddColumn(newFieldName.Text, ((string)((ComboBoxItem)newFieldType.SelectedItem).Tag)[0], newFieldLength.Value ?? 0, newFieldDecimals.Value ?? 0);
DbaseFieldDescriptor descriptor = currentLayer.Header.Fields.Last();
currentLayer.Attributes.Add(descriptor);
object newValue = null;
var @switch = new Dictionary <Type, Action> {
{ typeof(Int32), () => newValue = 0 },
{ typeof(Double), () => newValue = 0.0 },
{ typeof(String), () => newValue = "" },
{ typeof(DateTime), () => newValue = DateTime.UtcNow },
{ typeof(Boolean), () => newValue = false },
};
@switch[descriptor.Type]();
foreach (ShapefileShape shape in currentLayer.Shapes)
{
shape.Attributes.Add(new ShapefileAttributeEntry(descriptor, newValue));
}
break;
case "shape":
currentLayer = (Layer)CollectionViewSource.GetDefaultView(Layers).CurrentItem;
ShapefileShape newShape = new ShapefileShape(currentLayer.ShapeType);
newShape.CreateAttributes(currentLayer.Attributes);
currentLayer.Shapes.Add(newShape);
break;
default:
break;
}
}
