public override async void MapViewTapped(MapView mapView, MapViewInputEventArgs e, bool drawing)
{
if (drawing)
{
DeleteGraphic(DRAFT);
}
ClearHilight();
var graphic = await GraphicsLayer.HitTestAsync(mapView, e.Position);
if (graphic != null)
{
if (_layerInfo.MarkerType == EventMarkerType.Proportional)
{
(graphic.Symbol as SimpleMarkerSymbol).Color = DefaultSettings.GetColor(GeoStatus.Hilight);
}
else
{
graphic.Symbol = _layerInfo.GetSymbol(GeoStatus.Hilight);
}
OnPointTapped(graphic.Geometry as MapPoint);
}
else
{
if (drawing)
{
AddGraphic(e.Location, DRAFT, 1, GeoStatus.Hilight);
}
OnPointTapped((MapPoint)GeometryEngine.Project(e.Location, SpatialReferences.Wgs84));
}
}
public override void ClearHilight()
{
if (_layerInfo.MarkerType == EventMarkerType.Proportional)
{
GraphicsLayer.Graphics.ToList().ForEach(g => (g.Symbol as SimpleMarkerSymbol).Color = DefaultSettings.GetColor(GeoStatus.Normal));
}
else
{
GraphicsLayer.Graphics.ToList().ForEach(g => g.Symbol = _layerInfo.GetSymbol(GeoStatus.Normal));
}
}