public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
if (!(value is SymbolTemplate))
{
return(value);
}
SymbolTemplate symbolTemplate = value as SymbolTemplate;
if (symbolTemplate.Symbol == null)
{
return(null);
}
Symbol convertedSymbol = symbolTemplate.Symbol;
if (symbolTemplate.FeatureTemplate == null)
{
return(convertedSymbol);
}
FeatureTemplate featureTemplate = symbolTemplate.FeatureTemplate;
if (symbolTemplate.Symbol is FSSymbols.SimpleFillSymbol ||
symbolTemplate.Symbol is FSSymbols.PictureFillSymbol ||
symbolTemplate.Symbol is FSSymbols.SimpleLineSymbol)
{
switch (featureTemplate.DrawingTool)
{
case FeatureEditTool.Polygon:
convertedSymbol = new PolygonSymbol();
break;
case FeatureEditTool.AutoCompletePolygon:
convertedSymbol = new AutoCompletePolygonSymbol();
break;
case FeatureEditTool.Circle:
convertedSymbol = new CircleSymbol();
break;
case FeatureEditTool.Ellipse:
convertedSymbol = new EllipseSymbol();
break;
case FeatureEditTool.Rectangle:
convertedSymbol = new RectangleSymbol();
break;
case FeatureEditTool.Freehand:
if (symbolTemplate.Symbol is FSSymbols.SimpleLineSymbol)
{
convertedSymbol = new FreehandLineSymbol();
}
else
{
convertedSymbol = new FreehandPolygonSymbol();
}
break;
case FeatureEditTool.Line:
convertedSymbol = new PolylineSymbol();
break;
}
if (convertedSymbol is ShapeMarkerSymbol)
{
ShapeMarkerSymbol shapeMarkerSymbol = convertedSymbol as ShapeMarkerSymbol;
FillMarkerSymbol fillMarkerSymbol = convertedSymbol as FillMarkerSymbol;
if (symbolTemplate.Symbol is FSSymbols.SimpleFillSymbol)
{
ESRI.ArcGIS.Client.FeatureService.Symbols.SimpleFillSymbol simpleFillSymbol =
symbolTemplate.Symbol as FSSymbols.SimpleFillSymbol;
fillMarkerSymbol.Stroke = simpleFillSymbol.BorderBrush;
fillMarkerSymbol.Fill = simpleFillSymbol.Fill;
fillMarkerSymbol.StrokeStyle = simpleFillSymbol.BorderStyle;
fillMarkerSymbol.StrokeThickness = simpleFillSymbol.BorderThickness;
shapeMarkerSymbol.SelectionColor = simpleFillSymbol.SelectionColor;
}
else if (symbolTemplate.Symbol is FSSymbols.PictureFillSymbol)
{
ESRI.ArcGIS.Client.FeatureService.Symbols.PictureFillSymbol pictureFillSymbol =
symbolTemplate.Symbol as FSSymbols.PictureFillSymbol;
fillMarkerSymbol.Stroke = pictureFillSymbol.BorderBrush;
fillMarkerSymbol.StrokeStyle = pictureFillSymbol.BorderStyle;
fillMarkerSymbol.StrokeThickness = pictureFillSymbol.BorderThickness;
shapeMarkerSymbol.SelectionColor = pictureFillSymbol.SelectionColor;
// Create new image brush for fill in order to set stretch to Uniform
ImageBrush brush = new ImageBrush()
{
Stretch = Stretch.Uniform,
ImageSource = pictureFillSymbol.Source
};
fillMarkerSymbol.Fill = brush;
}
else if (symbolTemplate.Symbol is FSSymbols.SimpleLineSymbol)
{
ESRI.ArcGIS.Client.FeatureService.Symbols.SimpleLineSymbol simpleLineSymbol =
symbolTemplate.Symbol as FSSymbols.SimpleLineSymbol;
shapeMarkerSymbol.Stroke = simpleLineSymbol.Color;
shapeMarkerSymbol.StrokeStyle = simpleLineSymbol.Style;
shapeMarkerSymbol.StrokeThickness = simpleLineSymbol.Width;
shapeMarkerSymbol.SelectionColor = simpleLineSymbol.SelectionColor;
if (fillMarkerSymbol != null)
{
fillMarkerSymbol.Fill = new SolidColorBrush(Colors.Transparent);
}
}
}
}
return(convertedSymbol);
}
private static BaseSymbol GetSymbolFromType(int objectType, byte symType)
{
BaseSymbol bs = null;
switch (objectType)
{
case 1:
bs = new PointSymbol();
break;
case 2:
if (symType == 0x01)
bs = new LineTextSymbol();
else
bs = new LineSymbol();
break;
case 3:
bs = new AreaSymbol();
break;
case 4:
bs = new TextSymbol();
break;
case 5:
bs = new RectangleSymbol();
break;
default:
throw new ApplicationException("Unknown objectType: " + objectType);
}
return bs;
}