public InfoGeometry(IGeometry geometry, StyleSpecification styleSpecification, MapCore map, EnhancedMapLayer layer)
: base(geometry, styleSpecification, map, layer)
{
//must have at least one EnhancedMapPoint to show label and launch balloon.
foreach (var mapObject in mapObjects)
{
if (mapObject is EnhancedMapPoint)
{
var mapPoint = (EnhancedMapPoint)mapObject;
if (mainPoint == null)
{
mainPoint = mapPoint;
}
mapPoint.Balloon += (o, e) => Balloon(this, new BalloonEventArgs {
LayerID = layer.ID, ItemID = ItemID
});
}
}
if (mainPoint == null)
{
//TODO: create one, invisible at centre of first object
var point = geometry.Centroid;
mainPoint = createPoint(point, layer);
mainPoint.Balloon += (o, e) => Balloon(this, new BalloonEventArgs {
LayerID = layer.ID, ItemID = ItemID
});
}
Selected += InfoGeometry_Selected;
}
public BaseGeometry(IGeometry geometry, StyleSpecification styleSpecification, MapCore map, EnhancedMapLayer layer)
{
Geometry = geometry;
StyleSpecification = styleSpecification;
mapInstance = map;
mapLayer = layer;
mapObjects = new ObservableCollection <Control>();
if (mapLayer != null)
{
createGeometry(mapLayer, Geometry);
}
}
private void setStyleOnMapObjects(StyleSpecification styleSpecification)
{
foreach (Control mapObject in mapObjects)
{
if (mapObject is EnhancedMapPoint)
{
((EnhancedMapPoint)mapObject).GeometryStyle = styleSpecification;
}
if (mapObject is EnhancedMapPolyline)
{
((EnhancedMapPolyline)mapObject).GeometryStyle = styleSpecification;
}
if (mapObject is EnhancedMapPolygon)
{
((EnhancedMapPolygon)mapObject).GeometryStyle = styleSpecification;
}
}
}
public SelectGeometry(IGeometry geometry, StyleSpecification styleSpecification, MapCore map,
EnhancedMapLayer layer)
: base(geometry, styleSpecification, map, layer)
{
//default is the inverse of the style colours + 50% larger icon.
SelectedSpecification = styleSpecification.Clone();
SelectedSpecification.IconScale = styleSpecification.IconScale * 1.5;
SelectedSpecification.LineColour = Utilities.InvertColorFromHexString(styleSpecification.LineColour);
SelectedSpecification.PolyFillColour = Utilities.InvertColorFromHexString(styleSpecification.PolyFillColour);
foreach (Control mapObject in mapObjects)
{
mapObject.MouseLeftButtonDown += SelectGeometry_MouseLeftButtonDown;
mapObject.MouseEnter += SelectGeometry_MouseEnter;
mapObject.MouseLeave += SelectGeometry_MouseLeave;
}
mapObjects.CollectionChanged += mapObjects_CollectionChanged;
EnableSelection = true;
}
private void dataAddedWorker_DoWork(object sender, DoWorkEventArgs args)
{
var worker = sender as BackgroundWorker;
//going to modify the list so can't use a foreach.
while (true)
{
if (layerDataToProcess.Count == 0)
{
break;
}
VectorLayerData vectorLayerData = layerDataToProcess[0];
if (worker != null && worker.CancellationPending)
{
args.Cancel = true;
break;
}
StyleSpecification style = Styles[cDefaultStyleID];
string styleID = (!string.IsNullOrEmpty(vectorLayerData.Style))
? vectorLayerData.Style
: LayerDefinition.LayerStyleName;
if (Styles.ContainsKey(styleID))
{
style = Styles[styleID];
}
var wkbReader = new WKBReader(new GeometryFactory(new PrecisionModel(), 4326));
try
{
IGeometry geo = wkbReader.Read(vectorLayerData.Geo);
VectorLayerData data = vectorLayerData;
Dispatcher.BeginInvoke(delegate
{
var infogeo = new InfoGeometry(geo, style, MapInstance, this)
{
Label = data.Label,
LabelVisibility =
(LayerDefinition.LabelOn)
? Visibility.Visible
: Visibility.Collapsed,
ItemID = data.ID,
EnableBalloon = EnableBalloon,
EnableSelection = EnableSelection,
TimeStamp = data.TimeStamp,
};
infogeo.Balloon += (o, e) =>
{
if (
((InfoGeometry)o).BalloonData.Count ==
0)
{
Commands.LoadBalloonDataCommand.Execute(e, o);
}
};
infogeo.Selected += (o, e) => Commands.ItemSelectedCommand.Execute(o);
if (LayerDefinition.PermissionToEdit)
{
infogeo.Selected += (o, e) => Commands.EditVectorCommand.Execute(o);
}
mapLayerGeometries.Add(infogeo);
});
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
layerDataToProcess.Remove(vectorLayerData);
}
}