using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ArcGIS.Core.CIM;
using ArcGIS.Core.Data;
using ArcGIS.Core.Geometry;
using ArcGIS.Desktop.Catalog;
using ArcGIS.Desktop.Core;
using ArcGIS.Desktop.Editing;
using ArcGIS.Desktop.Extensions;
using ArcGIS.Desktop.Framework;
using ArcGIS.Desktop.Framework.Contracts;
using ArcGIS.Desktop.Framework.Dialogs;
using ArcGIS.Desktop.Framework.Threading.Tasks;
using ArcGIS.Desktop.Mapping;
using System.Windows.Input;
namespace ProAppModule1
{
internal class MapToolSelect : MapTool
{
private CIMPointSymbol _pointSymbol = null;
private IDisposable _graphic = null;
public MapToolSelect()
{
IsSketchTool = true;
SketchType = SketchGeometryType.Point;
SketchOutputMode = SketchOutputMode.Screen;
}
protected async override Task OnToolActivateAsync(bool active)
{
if (_pointSymbol == null) _pointSymbol = await CreatePointSymbolAsync();
}
protected async override Task<bool> OnSketchCompleteAsync(Geometry geometry)
{
if (geometry.SpatialReference == null)
{
// screen coordinates
var screenPointAsMapPoint = geometry as MapPoint;
if (screenPointAsMapPoint != null)
{
var pnt = new System.Windows.Point
{
X = screenPointAsMapPoint.X,
Y = screenPointAsMapPoint.Y
};
var mapScreenPoint = await QueuedTask.Run<MapPoint>(
() => MapView.Active.ClientToMap(pnt));
if (mapScreenPoint.IsEmpty)
{
System.Diagnostics.Debug.WriteLine(@"Screen Point is empty");
}
else
{
_graphic = await this.AddOverlayAsync(mapScreenPoint, _pointSymbol.MakeSymbolReference());
}
}
}
else
{
// map coordinates
_graphic = await this.AddOverlayAsync(geometry, _pointSymbol.MakeSymbolReference());
}
return true;
}
protected override Task OnToolDeactivateAsync(bool hasMapViewChanged)
{
if (_graphic != null) _graphic.Dispose();//Clear out the old overlay
_graphic = null;
return base.OnToolDeactivateAsync(hasMapViewChanged);
}
internal static Task<CIMPointSymbol> CreatePointSymbolAsync()
{
return QueuedTask.Run(() => SymbolFactory.Instance.ConstructPointSymbol(ColorFactory.Instance.RedRGB, 14, SimpleMarkerStyle.Circle));
}
}
}
