private static ILayer CreateMutatingTriangleLayer(BoundingBox envelope)
{
var layer = new MemoryLayer();
var polygon = new Polygon(new LinearRing(GenerateRandomPoints(envelope, 3)));
var feature = new Feature()
{
Geometry = polygon
};
var features = new Features();
features.Add(feature);
layer.DataSource = new MemoryProvider(features);
PeriodicTask.Run(() =>
{
polygon.ExteriorRing = new LinearRing(GenerateRandomPoints(envelope, 3));
// Clear cache for change to show
feature.RenderedGeometry.Clear();
// Trigger DataChanged notification
layer.RefreshData(layer.Envelope, 1, true);
},
TimeSpan.FromMilliseconds(1000));
return(layer);
}
private static void CarsLayerUpdate(MapControl myMapControl)
{
if (carsLayer == null)
{
var feature = new Feature
{
Geometry = new MultiPoint(carsMapPoints)
};
var provider = new MemoryProvider(feature);
carsLayer = new MemoryLayer
{
DataSource = provider,
Style = new SymbolStyle
{
Fill = new Brush(new Color(0, 0, 0)),
SymbolScale = 0.25
}
};
myMapControl.Map.Layers.Add(carsLayer);
}
else
{
carsLayer.DataSource = new MemoryProvider(
new Feature
{
Geometry = new MultiPoint(carsMapPoints)
});
myMapControl.Refresh();
//carsLayer.ClearCache();
carsLayer.RefreshData(carsLayer.Envelope, 1, true); //.ViewChanged(true, carsLayer.Envelope, 1);
}
}
public void AddOffer(string name, double longitude, double latitude)
{
if (!featureMap.ContainsKey(name))
{
var polygon = new Polygon(new LinearRing());
var point = SphericalMercator.FromLonLat(longitude, latitude);
var feature = new Feature();
feature.Geometry = point;
feature["name"] = name;
feature["offers"] = 0;
feature.Styles.Add(CreateOfferLabelStyle(name));
var features = new List <IFeature>(offerMemoryProvider.Features);
features.Add(feature);
offerMemoryProvider.ReplaceFeatures(features);
featureMap.Add(name, feature);
}
offerLayer.RefreshData(offerLayer.Envelope, 1, true);
}
private static void TrafficLightsLayerUpdate(MapControl myMapControl)
{
if (redLightsLayer == null)
{
var feature = new Feature
{
Geometry = new MultiPoint(redLightsPoints)
};
var provider = new MemoryProvider(feature);
redLightsLayer = new MemoryLayer {
DataSource = provider, Style = new SymbolStyle {
Fill = new Brush(Color.Red), SymbolScale = 0.33
}
};
myMapControl.Map.Layers.Add(redLightsLayer);
}
else
{
redLightsLayer.DataSource = new MemoryProvider(new Feature {
Geometry = new MultiPoint(redLightsPoints)
});
myMapControl.Refresh();
//redTrafficSignalsLayer. ClearCache();
redLightsLayer.RefreshData(redLightsLayer.Envelope, 1, true); //ViewChanged(true, redTrafficSignalsLayer.Envelope, 1);
}
if (greenLightsLayer == null)
{
var feature = new Feature
{
Geometry = new MultiPoint(greenLightsPoints)
};
var provider = new MemoryProvider(feature);
greenLightsLayer = new MemoryLayer {
DataSource = provider, Style = new SymbolStyle {
Fill = new Brush(Color.Green), SymbolScale = 0.33
}
};
myMapControl.Map.Layers.Add(greenLightsLayer);
}
else
{
greenLightsLayer.DataSource = new MemoryProvider(new Feature {
Geometry = new MultiPoint(greenLightsPoints)
});
myMapControl.Refresh();
//greenTrafficSignalsLayer.ClearCache();
greenLightsLayer.RefreshData(greenLightsLayer.Envelope, 1, true); //ViewChanged(true, greenTrafficSignalsLayer.Envelope, 1);
}
}
