public FeatureLayer(string name, List <SqlFeature> features, Func <SqlFeature, VisualParameters> symbologyRule,
RenderingApproach rendering, RasterizationApproach toRasterTechnique, ScaleInterval visibleRange)
{
if (features == null || features.Count == 0)
{
throw new NotImplementedException();
}
Initialize(name, new SqlFeatureDataSource(features), rendering, toRasterTechnique, visibleRange, symbologyRule);
}
private void Initialize(string layerName, SqlFeatureDataSource dataSource, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, ScaleInterval visibleRange, Func <SqlFeature, VisualParameters> symbologyRule)
{
this.LayerId = Guid.NewGuid();
this.DataSource = dataSource;
this.Rendering = rendering;
this.ToRasterTechnique = toRasterTechnique;
var geometries = dataSource.GetGeometries();
this.Type = LayerType.Feature | LayerType.FeatureLayer;
//if (geometries?.Count > 0)
//{
// this.Type = type | GetGeometryType(geometries.FirstOrDefault(g => g != null));
//}
//else
//{
// this.Type = type;
//}
this.Extent = DataSource?.GetGeometries()?.GetBoundingBox() ?? sb.BoundingBox.NaN;
this.LayerName = layerName;
this.VisualParameters = new VisualParameters(null, null, 0, 1, Visibility.Visible);
this.SymbologyRule = symbologyRule;
//this.PointSymbol = pointSymbol ?? new SimplePointSymbol() { SymbolWidth = 4, SymbolHeight = 4 };
//this.Labels = labeling;
////Check for missing visibleRange
//if (this.Labels != null)
//{
// if (this.Labels.VisibleRange == null)
// {
// this.Labels.VisibleRange = visibleRange;
// }
//}
this.VisibleRange = (visibleRange == null) ? ScaleInterval.All : visibleRange;
}
public IEnumerable <ILayer> UpdateAndGetLayers(double inverseMapScale, RenderingApproach rendering)
{
Debug.WriteLine($"LayerManager; {DateTime.Now.ToLongTimeString()}; UpdateAndGetLayers called");
ArrangeZIndex();
var newLayers = allLayers.Where(l => l.VisibleRange.IsInRange(inverseMapScale) && l.Rendering == rendering)
.OrderByDescending(i => i.Type == LayerType.BaseMap)
//.ThenByDescending(i => i.Type == LayerType.Raster)
//.ThenByDescending(i => i.Type == LayerType.ImagePyramid)
//.ThenByDescending(i => i.Type == LayerType.VectorLayer)
//.ThenByDescending(i => i.Type == LayerType.FeatureLayer)
//.ThenByDescending(i => i.Type == LayerType.Selection)
.ThenBy(i => i.Type == LayerType.RightClickOption)
.ThenBy(i => i.Type == LayerType.MoveableItem)
.ThenBy(i => i.Type == LayerType.EditableItem)
.ThenBy(i => i.Type == LayerType.Complex)
.ThenBy(i => i.Type == LayerType.Drawing)
.ThenBy(i => i.ZIndex);
//if (rendering == RenderingApproach.Default)
//{
// System.Diagnostics.Debug.WriteLine($"UpdateAndGetLayers layercounts:{ newLayers.Count()}");
//}
var toBeRemovedLayers = this.CurrentLayers.Where(i => i.Rendering == rendering && newLayers.All(l => l.LayerId != i.LayerId)).ToList();
for (int i = 0; i < toBeRemovedLayers.Count; i++)
{
this.CurrentLayers.Remove(toBeRemovedLayers[i]);
}
var toBeAdded = newLayers.Where(i => i.Rendering == rendering && this.CurrentLayers.All(l => l.LayerId != i.LayerId)).ToList();
for (int i = 0; i < toBeAdded.Count; i++)
{
this.CurrentLayers.Add(toBeAdded[i]);
}
Debug.WriteLine($"LayerManager; {DateTime.Now.ToLongTimeString()}; UpdateAndGetLayers finished");
return(newLayers);
}
public RasterLayer(IDataSource dataSource, string layerName, ScaleInterval visibleRange, bool isBaseMap, bool isPyramid, Visibility visibility, double opacity, RenderingApproach rendering = RenderingApproach.Default)
{
this.LayerId = Guid.NewGuid();
this._type = isBaseMap ? LayerType.BaseMap : (isPyramid ? LayerType.ImagePyramid : LayerType.Raster);
this.DataSource = dataSource;
if (!BoundingBox.IsNaN(dataSource.Extent))
{
this._extent = dataSource.Extent;
}
//AddTiled method is not supported for raster layers and image pyramid
//this.Rendering = rendering;
this.LayerName = layerName;
this.VisibleRange = visibleRange;
//this.VisualParameters = new VisualParameters(null, isBaseMap ? null : Brushes.Black, isBaseMap ? 0 : 1, opacity);
this.VisualParameters = new VisualParameters(null, null, 0, opacity, visibility);
}
public RasterLayer(RasterLayer parent, string name, BitmapImage image, double opacity, BoundingBox boundingBox, bool isBaseMap, bool isPyramid = false, RenderingApproach rendering = RenderingApproach.Default)
{
this.LayerId = Guid.NewGuid();
this._parent = parent;
this._type = isBaseMap ? LayerType.BaseMap : (isPyramid ? LayerType.ImagePyramid : LayerType.Raster);
this.Rendering = rendering;
this.LayerName = name;
this._extent = boundingBox;
this.Image = image;
//this.VisualParameters = new VisualParameters(new ImageBrush(image), isBaseMap ? null : Brushes.Black, isBaseMap ? 0 : 1, opacity);
}
private void Initialize(string layerName, IFeatureDataSource dataSource, VisualParameters parameters, LayerType type, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, ScaleInterval visibleRange,
SimplePointSymbol pointSymbol, LabelParameters labeling)
{
this.Id = Guid.NewGuid();
this.DataSource = dataSource;
this.Rendering = rendering;
this.ToRasterTechnique = toRasterTechnique;
var geometries = dataSource.GetGeometries();
if (geometries.Count > 0)
{
this.Type = type | GetGeometryType(geometries.FirstOrDefault());
}
else
{
this.Type = type;
}
this.Extent = geometries.GetBoundingBox();
this.LayerName = layerName;
this.VisualParameters = parameters;
this.PointSymbol = pointSymbol ?? new SimplePointSymbol()
{
SymbolWidth = 4, SymbolHeight = 4
};
//this.PositionFunc = positionFunc;
this.Labels = labeling;
//Check for missing visibleRange
if (this.Labels != null)
{
if (this.Labels.VisibleRange == null)
{
this.Labels.VisibleRange = visibleRange;
}
}
this.VisibleRange = (visibleRange == null) ? ScaleInterval.All : visibleRange;
}
public VectorLayer(string layerName, IFeatureDataSource dataSource, VisualParameters parameters, LayerType type, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, ScaleInterval visibleRange, SimplePointSymbol pointSymbol = null, LabelParameters labeling = null)
{
Initialize(layerName, dataSource, parameters, type, rendering, toRasterTechnique, visibleRange, pointSymbol, labeling);
}
public VectorLayer(string layerName, List <SqlGeometry> features, VisualParameters parameters, LayerType type, RenderingApproach rendering, RasterizationApproach toRasterTechnique)
{
if (features == null || features.Count == 0)
{
throw new NotImplementedException();
}
Initialize(layerName, new MemoryDataSource <object>(features), parameters, type, rendering, toRasterTechnique, ScaleInterval.All, null, null);
}
public VectorLayer(string name, List <SqlGeometry> features, LayerType type, RenderingApproach rendering, RasterizationApproach toRasterTechnique)
: this(name, features, new VisualParameters(BrushHelper.PickBrush(), BrushHelper.PickBrush(), 1, 1, Visibility.Visible), type, rendering, toRasterTechnique)
{
}
public FeatureLayer(string layerName, SqlFeatureDataSource dataSource, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, Func <SqlFeature, VisualParameters> symbologyRule, ScaleInterval visibleRange)
{
Initialize(layerName, dataSource, rendering, toRasterTechnique, visibleRange, symbologyRule);
}
public RasterLayer(IDataSource dataSource, string layerName, ScaleInterval visibleRange, bool isBaseMap, bool isPyramid, Visibility visibility, double opacity, RenderingApproach rendering = RenderingApproach.Default)
{
this.Id = Guid.NewGuid();
this._type = isBaseMap ? LayerType.BaseMap : (isPyramid ? LayerType.ImagePyramid : LayerType.Raster);
this.DataSource = dataSource;
this.LayerName = layerName;
this.VisibleRange = visibleRange;
//this.VisualParameters = new VisualParameters(null, isBaseMap ? null : Brushes.Black, isBaseMap ? 0 : 1, opacity);
this.VisualParameters = new VisualParameters(null, null, 0, opacity, visibility);
}
