public static LayerDef GenerateDefaultLayerDef(string name, IS3.Core.Geometry.GeometryType geomType)
{
LayerDef lyrDef = new LayerDef();
lyrDef.Name = name;
lyrDef.IsVisible = true;
if (geomType == IS3.Core.Geometry.GeometryType.Point)
{
lyrDef.GeometryType = IS3.Core.Geometry.GeometryType.Point;
lyrDef.Color = Colors.Red;
lyrDef.FillStyle = SimpleFillStyle.Solid;
lyrDef.EnableLabel = true;
lyrDef.LabelTextExpression = "[Name]";
}
else if (geomType == IS3.Core.Geometry.GeometryType.Polyline)
{
lyrDef.GeometryType = IS3.Core.Geometry.GeometryType.Polyline;
lyrDef.OutlineColor = Colors.Green;
lyrDef.Color = Colors.Green;
lyrDef.FillStyle = SimpleFillStyle.Solid;
}
else if (geomType == IS3.Core.Geometry.GeometryType.Polygon)
{
lyrDef.GeometryType = IS3.Core.Geometry.GeometryType.Polygon;
lyrDef.OutlineColor = Colors.Blue;
lyrDef.Color = Colors.Blue;
lyrDef.FillStyle = SimpleFillStyle.Solid;
}
return(lyrDef);
}
public static LayerDef GenerateDefaultLayerDef(GeodatabaseFeatureTable table)
{
IS3.Core.Geometry.GeometryType geomType = IS3.Core.Geometry.GeometryType.Point;
if (table.GeometryType == GeometryType.Point)
{
geomType = IS3.Core.Geometry.GeometryType.Point;
}
else if (table.GeometryType == GeometryType.Polyline)
{
geomType = IS3.Core.Geometry.GeometryType.Polyline;
}
else if (table.GeometryType == GeometryType.Polygon)
{
geomType = IS3.Core.Geometry.GeometryType.Polygon;
}
return(GenerateDefaultLayerDef(table.Name, geomType));
}
// Summary:
// Generate a default label attributes according to the GeometryType
// The default labelling property of a feature is [Name]
//
static AttributeLabelClass generateDefaultLayerAttributeLable(IS3.Core.Geometry.GeometryType geometryType)
{
IS3TextSymbol textSymbol = new IS3TextSymbol();
textSymbol.Color = System.Windows.Media.Colors.Black;
AttributeLabelClass labelClass = new AttributeLabelClass();
labelClass.IsVisible = true;
labelClass.TextExpression = "[Name]";
labelClass.Symbol = textSymbol;
if (geometryType == IS3.Core.Geometry.GeometryType.Polygon)
{
labelClass.LabelPlacement = LabelPlacement.PolygonAlwaysHorizontal;
}
return(labelClass);
}
// Summary:
// Generate a label attributes according to the definition
// which is specified in the LayerDef
//
static AttributeLabelClass generateLayerAttributeLable(LayerDef layerDef,
IS3.Core.Geometry.GeometryType geometryType)
{
if (layerDef == null)
{
return(generateDefaultLayerAttributeLable(geometryType));
}
IS3SymbolFont font = new IS3SymbolFont(
layerDef.LabelFontFamily, layerDef.LabelFontSize);
font.FontStyle = layerDef.LabelFontStyle;
font.FontWeight = layerDef.LabelFontWeight;
font.TextDecoration = layerDef.LabelTextDecoration;
IS3TextSymbol textSymbol = new IS3TextSymbol();
textSymbol.Color = layerDef.LabelColor;
textSymbol.Font = font;
textSymbol.BorderLineColor = layerDef.LabelBorderLineColor;
textSymbol.BorderLineSize = layerDef.LabelBorderLineWidth;
textSymbol.BackgroundColor = layerDef.LabelBackgroundColor;
AttributeLabelClass labelClass = new AttributeLabelClass();
labelClass.IsVisible = true;
labelClass.TextExpression = layerDef.LabelTextExpression;
labelClass.WhereClause = layerDef.LabelWhereClause;
labelClass.Symbol = textSymbol;
if (geometryType == IS3.Core.Geometry.GeometryType.Polygon)
{
labelClass.LabelPlacement = LabelPlacement.PolygonAlwaysHorizontal;
}
return(labelClass);
}
