protected override Task <bool> OnSketchCompleteAsync(Geometry geometry)
{
if (ActiveElementContainer == null)
{
Task.FromResult(true);
}
if (geometry == null)
{
return(Task.FromResult(true));
}
if (Module1.SelectedSymbol == null)
{
return(Task.FromResult(true));
}
return(QueuedTask.Run(() =>
{
var cimGraphicElement = new CIMLineGraphic
{
Line = geometry as Polyline,
Symbol = Module1.SelectedSymbol.MakeSymbolReference()
};
LayoutElementFactory.Instance.CreateGraphicElement(this.ActiveElementContainer, cimGraphicElement);
return true;
}));
}
public void CreateLineGraphic()
{
var graphicsLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType <ArcGIS.Desktop.Mapping.GraphicsLayer>().FirstOrDefault();
if (graphicsLayer == null)
{
return;
}
QueuedTask.Run(() =>
{
#region Line Graphic Element using CIMGraphic
//On the QueuedTask
//Place a line symbol using the extent's lower left and upper right corner.
var extent = MapView.Active.Extent;
//get the lower left corner of the extent
var pointFromCoordinates = new Coordinate2D(extent.XMin, extent.YMin);
//get the upper right corner of the extent
var pointToCoordinates = new Coordinate2D(extent.XMax, extent.YMax);
List <Coordinate2D> points = new List <Coordinate2D> {
pointFromCoordinates, pointToCoordinates
};
//create the polyline
var lineSegment = PolylineBuilder.CreatePolyline(points);
//specify a symbol
var line_symbol = SymbolFactory.Instance.ConstructLineSymbol(
ColorFactory.Instance.GreenRGB);
//create a CIMGraphic
var graphic = new CIMLineGraphic()
{
Symbol = line_symbol.MakeSymbolReference(),
Line = lineSegment,
};
graphicsLayer.AddElement(graphic);
#endregion
});
}
protected override Task <bool> OnSketchCompleteAsync(Geometry geometry)
{
if (Module1.Current.SelectedGraphicsLayerTOC == null)
{
MessageBox.Show("Select a graphics layer in the TOC", "No graphics layer selected",
System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Exclamation);
return(Task.FromResult(true));
}
if (_lineSymbol == null)
{
return(Task.FromResult(true));
}
return(QueuedTask.Run(() =>
{
var selectedElements = Module1.Current.SelectedGraphicsLayerTOC.GetSelectedElements().
OfType <GraphicElement>();
//If only one element is selected, is it of type Line?
if (selectedElements.Count() == 1)
{
if (selectedElements.FirstOrDefault().GetGraphic() is CIMLineGraphic) //It is a line
{
//So we use it
var lineSymbol = selectedElements.FirstOrDefault().GetGraphic() as CIMLineGraphic;
_lineSymbol = lineSymbol.Symbol.Symbol as CIMLineSymbol;
}
}
var cimGraphicElement = new CIMLineGraphic
{
Line = geometry as Polyline,
Symbol = _lineSymbol.MakeSymbolReference()
};
Module1.Current.SelectedGraphicsLayerTOC.AddElement(cimGraphicElement);
return true;
}));
}
/// <summary>
/// グラフィックの作成
/// </summary>
private void CreateGraphic(FeatureClass featureClass, QueryFilter queryFilter)
{
var mapView = MapView.Active;
using (RowCursor rowCursor = featureClass.Search(queryFilter, true))
{
rowCursor.MoveNext();
//レコードを取得
using (Row row = rowCursor.Current)
{
Feature feature = row as Feature;
Geometry shape = feature.GetShape();
RemoveFromMapOverlay(); // 既存のグラフィックを削除
switch (shape.GeometryType)
{
// ポイントの場合(マルチには対応していません)
case GeometryType.Point:
// ポイント作成
var point = shape as MapPoint;
MapPoint mapPoint = MapPointBuilder.CreateMapPoint(point.X, point.Y, shape.SpatialReference);
// グラフィック作成
var pointGraphic = new CIMPointGraphic();
pointGraphic.Location = mapPoint;
// シンボル作成
CIMPointSymbol pointSymbol = SymbolFactory.Instance.ConstructPointSymbol(ColorFactory.Instance.RedRGB, 5);
pointGraphic.Symbol = pointSymbol.MakeSymbolReference();
// グラフィックをマップビューに追加
_overlayObject = mapView.AddOverlay(pointGraphic);
break;
case GeometryType.Polygon:
// アノテーションの場合
if (feature.GetType().Name == "AnnotationFeature")
{
// グラフィック作成
var annoGraphic = new CIMPolygonGraphic();
annoGraphic.Polygon = shape as Polygon;
// シンボル作成
CIMStroke outline = SymbolFactory.Instance.ConstructStroke(ColorFactory.Instance.RedRGB, 2, SimpleLineStyle.Solid);
CIMPolygonSymbol polygonSymbol = SymbolFactory.Instance.ConstructPolygonSymbol(ColorFactory.Instance.BlueRGB, SimpleFillStyle.Null, outline);
annoGraphic.Symbol = polygonSymbol.MakeSymbolReference();
// グラフィックをマップビューに追加
_overlayObject = mapView.AddOverlay(annoGraphic);
}
else
{
// グラフィック作成
var polygonGraphic = new CIMPolygonGraphic();
polygonGraphic.Polygon = shape as Polygon;
// シンボル作成
CIMPolygonSymbol polygonSymbol = SymbolFactory.Instance.ConstructPolygonSymbol(ColorFactory.Instance.RedRGB);
polygonGraphic.Symbol = polygonSymbol.MakeSymbolReference();
// グラフィックをマップビューに追加
_overlayObject = mapView.AddOverlay(polygonGraphic);
}
break;
case GeometryType.Polyline:
// グラフィック作成
var lineGraphic = new CIMLineGraphic();
lineGraphic.Line = shape as Polyline;
// シンボル作成
CIMLineSymbol lineSymbol = SymbolFactory.Instance.ConstructLineSymbol(ColorFactory.Instance.RedRGB, 5);
lineGraphic.Symbol = lineSymbol.MakeSymbolReference();
// グラフィックをマップビューに追加
_overlayObject = mapView.AddOverlay(lineGraphic);
break;
default:
break;
}
}
}
}
