private void InitializeMap(GeoPosition position)
{
_walkedPathLayer = new WalkedPathLayer(VisitedWaypoints, Consts.WalkedPathLayerName);
_mapView.AddLayer(_walkedPathLayer);
_positionLayer = new PositionLayer(position, new SymbolStyle
{
Fill = new Brush(Color.FromString("#3366CC")),
SymbolScale = 0.25,
SymbolType = SymbolType.Ellipse
});
_mapView.AddLayer(_positionLayer);
_mapView.AddLayer(new PointOfInterestLayer(_route.Waypoints.OfType <PointOfInterest>()));
_expectedPositionLayer = new PositionLayer(GetLastWayPoint(), new SymbolStyle
{
BitmapId = GetBitMap("FamilieWandelPad.Assets.navigationArrow.svg"),
SymbolScale = 0.075,
RotateWithMap = true
});
_mapView.AddLayer(_expectedPositionLayer);
UpdateMap(position, GetLastWayPoint(), false);
}
public void Render(object target, IReadOnlyViewport viewport, IEnumerable <ILayer> layers,
IEnumerable <IWidget> widgets, Color background = null)
{
var allWidgets = layers.Select(l => l.Attribution).ToList().Where(w => w != null).Concat(widgets).ToList();
RenderTypeSave((Canvas)target, viewport, layers, allWidgets, background);
}
public static void Draw(SKCanvas canvas, IViewport viewport, IStyle style, IGeometry geometry)
{
var lineString = ((LineString) geometry).Vertices;
float lineWidth = 1;
var lineColor = new Color();
var vectorStyle = style as VectorStyle;
if (vectorStyle != null)
{
lineWidth = (float) vectorStyle.Line.Width;
lineColor = vectorStyle.Line.Color;
}
var line = WorldToScreen(viewport, lineString);
var path = ToSkia(line);
using (var paint = new SKPaint())
{
paint.IsStroke = true;
paint.StrokeWidth = lineWidth;
paint.Color = lineColor.ToSkia();
paint.StrokeJoin = SKStrokeJoin.Round;
canvas.DrawPath(path, paint);
}
}
public NetworkMap(BackgroundLayerSet backgroundLayerSet)
{
InitializeComponent();
_backgroundLayerSet = backgroundLayerSet;
_defaultColor = Mapsui.Styles.Color.Black;
_nodes = new Dictionary <Mapsui.Providers.Feature, Node2>();
_links = new Dictionary <Mapsui.Providers.Feature, Link>();
_nodeStyles = new Dictionary <System.Windows.Media.Color, SymbolStyle>();
_linkStyles = new Dictionary <System.Windows.Media.Color, VectorStyle>();
Clear();
_nodeLegend = new Legend()
{
VerticalAlignment = System.Windows.VerticalAlignment.Top,
HorizontalAlignment = System.Windows.HorizontalAlignment.Left,
Margin = new System.Windows.Thickness(5, 5, 0, 0),
Visibility = System.Windows.Visibility.Collapsed,
};
_linkLegend = new Legend()
{
VerticalAlignment = System.Windows.VerticalAlignment.Top,
HorizontalAlignment = System.Windows.HorizontalAlignment.Left,
Margin = new System.Windows.Thickness(5, 5, 0, 0),
Visibility = System.Windows.Visibility.Collapsed,
};
root.Children.Add(_nodeLegend);
root.Children.Add(_linkLegend);
}
private void Render(Canvas canvas, IViewport viewport, IEnumerable<ILayer> layers,
IEnumerable<IWidget> widgets, Color background = null)
{
Clear(canvas, background);
if (viewport.Initialized) Render(canvas, viewport, layers);
Render(canvas, widgets);
}
public static Color Copy(this Color color)
{
if (color == null)
{
return(null);
}
return(new Color(color.R, color.G, color.B, color.A));
}
public static WinColor ToXaml(this Color color)
{
if (color == null)
{
return(WinColor.FromArgb(0, 255, 255, 255));
}
return(WinColor.FromArgb((byte)color.A, (byte)color.R, (byte)color.G, (byte)color.B));
}
public static IStyle CreateLineStringStyle()
{
return(new VectorStyle
{
Fill = null,
Outline = null,
Line = { Color = Color.FromString("Red"), Width = 4 }
});
}
private static void Clear(Canvas canvas, Color background)
{
canvas.Background = ToBackground(background);
foreach (var child in canvas.Children)
{
(child as Canvas)?.Children.Clear();
}
canvas.Children.Clear();
}
private void RenderTypeSave(Canvas canvas, IReadOnlyViewport viewport, IEnumerable <ILayer> layers,
IEnumerable <IWidget> widgets, Color background = null)
{
if (!viewport.HasSize)
{
return;
}
Clear(canvas, background);
Render(canvas, viewport, layers);
Render(canvas, viewport, widgets);
}
private static MemoryStream RenderToBitmapStreamStatic(IViewport viewport, IEnumerable <ILayer> layers, SymbolCache symbolCache,
Color background)
{
var canvas = new Canvas();
Render(canvas, viewport, layers, background, symbolCache, true);
var bitmapStream = BitmapRendering.BitmapConverter.ToBitmapStream(canvas, (int)viewport.Width, (int)viewport.Height);
canvas.Children.Clear();
canvas.Dispatcher.InvokeShutdown();
return(bitmapStream);
}
private static void Render(Canvas target, IViewport viewport, IEnumerable <ILayer> layers,
Color background, bool rasterizing)
{
#if !NETFX_CORE
target.BeginInit();
#endif
target.Background = background == null ? null : new XamlMedia.SolidColorBrush {
Color = background.ToXaml()
};
target.Visibility = Visibility.Collapsed;
foreach (var child in target.Children)
{
(child as Canvas)?.Children.Clear();
}
target.Children.Clear();
layers = layers.ToList();
foreach (var layer in layers)
{
if (!layer.Enabled)
{
continue;
}
if (layer.MinVisible > viewport.Resolution)
{
continue;
}
if (layer.MaxVisible < viewport.Resolution)
{
continue;
}
RenderLayer(target, viewport, layer, rasterizing);
}
target.Arrange(new Rect(0, 0, viewport.Width, viewport.Height));
target.Visibility = Visibility.Visible;
#if !NETFX_CORE
if (DeveloperTools.DeveloperMode)
{
DrawDebugInfo(target, layers);
}
#endif
#if !NETFX_CORE
target.EndInit();
#endif
}
public static ILayer CreateLineLayer(List <Feature> lines, Mapsui.Styles.Color colour)
{
return(new Layer("Lines")
{
CRS = "EPSG:3857",
DataSource = new MemoryProvider(lines),
IsMapInfoLayer = true,
Style = new VectorStyle
{
Fill = null,
Outline = null,
Line =
{
Color = colour,
Width = 5
}
}
});
}
public static ILayer CreatePolygonLayer(List <Feature> polygons, Mapsui.Styles.Color lineColour, Mapsui.Styles.Color fillColour)
{
return(new Layer("Polygons")
{
CRS = "EPSG:3857",
DataSource = new MemoryProvider(polygons),
IsMapInfoLayer = true,
Style = new VectorStyle
{
Fill = new Mapsui.Styles.Brush(fillColour),
Outline = new Pen
{
Color = lineColour,
Width = 5,
PenStyle = PenStyle.Solid,
PenStrokeCap = PenStrokeCap.Round
}
}
});
}
public static ILayer CreateLayer(List <Polygon> polys, Mapsui.Styles.Color fillColor, Mapsui.Styles.Color outlineColor)
{
return(new Layer("Polygons")
{
DataSource = new MemoryProvider(polys)
{
CRS = "EPSG:4326"
},
Style = new VectorStyle
{
Fill = new Brush(fillColor),
Outline = new Pen
{
Color = outlineColor,
Width = 4,
PenStyle = PenStyle.Solid,
PenStrokeCap = PenStrokeCap.Round
}
}
});
}
private static CGColor ToCGColor(Mapsui.Styles.Color color)
{
return(new CoreGraphics.CGColor(color.R / 255f, color.G / 255f, color.B / 255f, color.A / 255f));
}
public MemoryStream RenderToBitmapStream(IViewport viewport, IEnumerable <ILayer> layers, Color background = null)
{
MemoryStream bitmapStream = null;
RunMethodOnStaThread(() => bitmapStream = RenderToBitmapStreamStatic(viewport, layers, background));
return(bitmapStream);
}
public void Render(object target, IViewport viewport, IEnumerable <ILayer> layers, Color background)
{
Render((Canvas)target, viewport, layers, background, false);
}
public MemoryStream RenderToBitmapStream(IViewport viewport, IEnumerable <ILayer> layers, Color background = null)
{
#if NETFX_CORE
throw new NotImplementedException();
#else
MemoryStream bitmapStream = null;
RunMethodOnStaThread(() => bitmapStream = RenderToBitmapStreamStatic(viewport, layers, background));
return(bitmapStream);
#endif
}
public MapControl(BackgroundLayerSet backgroundLayerSet) : this()
{
_backgroundLayerSet = backgroundLayerSet;
_defaultColor = Mapsui.Styles.Color.Black;
Clear();
}
private static XamlMedia.SolidColorBrush ToBackground(Color background)
{
return(background == null ? null : new XamlMedia.SolidColorBrush {
Color = background.ToXaml()
});
}
public MemoryStream RenderToBitmapStream(IReadOnlyViewport viewport, IEnumerable <ILayer> layers, Color background = null, float pixelDensity = 1)
{
MemoryStream bitmapStream = null;
RunMethodOnStaThread(() => bitmapStream = RenderToBitmapStreamStatic(viewport, layers, _symbolCache));
return(bitmapStream);
}
public MemoryStream RenderToBitmapStream(IViewport viewport, IEnumerable<ILayer> layers, Color background = null)
{
MemoryStream bitmapStream = null;
RunMethodOnStaThread(() => bitmapStream = RenderToBitmapStreamStatic(viewport, layers, background));
return bitmapStream;
}
public void Render(object target, IViewport viewport, IEnumerable<ILayer> layers, Color background)
{
Render((Canvas) target, viewport, layers, background, false);
}
private static MemoryStream RenderToBitmapStreamStatic(IViewport viewport, IEnumerable<ILayer> layers, Color background)
{
var canvas = new Canvas();
Render(canvas, viewport, layers, background, true);
var bitmapStream = BitmapRendering.BitmapConverter.ToBitmapStream(canvas, (int)viewport.Width, (int)viewport.Height);
canvas.Children.Clear();
canvas.Dispatcher.InvokeShutdown();
return bitmapStream;
}
public static WinColor ToXaml(this Color color)
{
return(WinColor.FromArgb((byte)color.A, (byte)color.R, (byte)color.G, (byte)color.B));
}
public static AndroidColor ToAndroid(this Color color)
{
return(new AndroidColor(color.R, color.G, color.B, color.A));
}
private static void Render(Canvas target, IViewport viewport, IEnumerable<ILayer> layers,
Color background, bool rasterizing)
{
target.BeginInit();
target.Background = background == null ? null : new XamlMedia.SolidColorBrush {Color = background.ToXaml()};
target.Visibility = Visibility.Collapsed;
foreach (var child in target.Children)
{
(child as Canvas)?.Children.Clear();
}
target.Children.Clear();
layers = layers.ToList();
foreach (var layer in layers)
{
if (!layer.Enabled) continue;
if (layer.MinVisible > viewport.Resolution) continue;
if (layer.MaxVisible < viewport.Resolution) continue;
RenderLayer(target, viewport, layer, rasterizing);
}
target.Arrange(new Rect(0, 0, viewport.Width, viewport.Height));
target.Visibility = Visibility.Visible;
if (DeveloperTools.DeveloperMode)
{
DrawDebugInfo(target, layers);
}
target.EndInit();
}
protected override async void OnAppearing()
{
if (Navigator != null)
{
return;
}
await Application.Current.MainPage.Navigation.PushModalAsync(new LookingForGpsPage());
Route route = null;
try
{
route = await _routeTask;
} catch (Exception e)
{
var properties = new Dictionary <string, string>
{
{ "Category", "Route parsing" }
};
Crashes.TrackError(e, properties);
return;
}
try
{
MapView.Info += async(sender, args) =>
{
args.Handled = true;
if (args.MapInfo.Feature is PointOfInterestFeature poif)
{
await poif.OnClick();
}
};
var routeLayer = new PathLayer(
route.GetEnumerable(route.Waypoints.First(), Direction.Forward),
Consts.MainPathLayerName
);
routeLayer.Style = null;
routeLayer.feature.Styles.Add(
new VectorStyle()
{
Line = new Pen(Color.FromArgb(255, 48, 78, 130))
{
PenStyle = PenStyle.Solid,
Width = 15d
}
}
);
routeLayer.feature.Styles.Add(
new VectorStyle()
{
Line = new Pen(Color.FromArgb(255, 45, 115, 200))
{
PenStyle = PenStyle.Solid,
Width = 12d
}
}
);
MapView.Map.Layers.Add(routeLayer);
} catch (Exception e)
{
var properties = new Dictionary <string, string>
{
{ "Category", "Map styling" }
};
Crashes.TrackError(e, properties);
return;
}
try
{
NavigationStats = new NavigationStats(route);
Navigator = new Navigator(MapView, route, CrossGeolocator.Current, NavigationStats);
DistanceLabel.SetBinding(Label.TextProperty, new Binding("Progress", source: NavigationStats));
if (await Navigator.StartNavigation())
{
await Application.Current.MainPage.Navigation.PopModalAsync();
}
} catch (Exception e)
{
var properties = new Dictionary <string, string>
{
{ "Category", "Navigation" }
};
Crashes.TrackError(e, properties);
return;
}
}