private async Task <List <Measurement> > ReloadSelectionAsync()
{
List <Measurement> result = new List <Measurement>();
bool thisMeasurement = false;
if (Layer.SelectionCount >= 1)
{
await QueuedTask.Run(async() =>
{
Selection selectionFeatures = Layer?.GetSelection();
using (RowCursor rowCursur = selectionFeatures?.Search())
{
while (rowCursur?.MoveNext() ?? false)
{
Row row = rowCursur.Current;
Feature feature = row as Feature;
Geometry geometry = feature?.GetShape();
long objectId = feature?.GetObjectID() ?? -1;
if ((geometry != null) && (objectId != -1))
{
Measurement measurement = _measurementList.Get(objectId) ?? (await _measurementList.GetAsync(geometry));
thisMeasurement = true;
_measurementList.DrawPoint = false;
EditTools editTool = _vectorLayerList.EditTool;
if ((editTool != EditTools.SketchLineTool) && (editTool != EditTools.SketchPointTool) &&
(editTool != EditTools.SketchPolygonTool))
{
measurement = _measurementList.StartMeasurement(geometry, measurement, false, objectId, this);
}
_measurementList.DrawPoint = true;
if (measurement != null)
{
await measurement.UpdateMeasurementPointsAsync(geometry);
measurement.CloseMeasurement();
result.Add(measurement);
}
}
}
}
});
}
if (thisMeasurement && (_vectorLayerList.EditTool == EditTools.SketchPointTool))
{
_vectorLayerList.SketchFinished();
await _vectorLayerList.StartSketchToolAsync();
}
return(result);
}
private async Task StartMeasurementSketchAsync(VectorLayer vectorLayer)
{
Measurement measurement = _measurementList.Sketch;
MapView mapView = MapView.Active;
Geometry geometry = await mapView.GetCurrentSketchAsync();
_measurementList.StartMeasurement(geometry, measurement, true, null, vectorLayer);
}
