Map Layers

The information that the Map renders is organized into layers. These layers are stacked from bottom to top in the order of definition and are oblivious to each other.

Supported Layer Types

The layers in the Map are:

• Tile
• Marker
• Shape
• Bubble

MapLayer Parameters

The following parameters enable you to customize the appearance of the Blazor Map Layers:

Parameter	Type	Description
Attribution	string	The attribution for the layer.
Data	object	The data for the layer.
Extent	double[]	Specifies the extent of the region covered by this layer. The layer will be hidden when the specified area is out of view. Accepts a four-element array that specifies the extent covered by this layer: North-West latitude, longitude, South-East latitude, longitude.
LocationField	string	The data item field which contains the marker (symbol) location. The field should be an array with two numbers - latitude and longitude in decimal degrees.
MaxSize	double	The maximum symbol size for bubble layer symbols.
MaxZoom	double	The maximum zoom level at which to show this layer.
MinSize	double	The minimum symbol size for bubble layer symbols.
MinZoom	double	The minimum zoom level at which to show this layer.
Opacity	double	The opacity for the layer.
Shape	MapMarkersShape enum	The marker shape for marker layers.
Subdomains	string[]	A list of subdomains to use for loading tiles. Using multiple subdomains allows more requests to be executed in parallel. Also see UrlTemplate.
Symbol	MapLayersSymbol enum	The default symbol for bubble layers.
TileSize	double	The size of the image tile in pixels.
TitleField	string	The data item field which contains the marker title.
Type	MapLayersType enum	The type of the layer.
UrlTemplate	string	The URL template for tile layers. The available variables are: x—the X coordinate of the tile; y—the Y coordinate of the tile zoom—the zoom level subdomain—the subdomain for this tile. Also see Subdomains. There are two possible ways to define the UrlTemplate.
ValueField	string	The value field for bubble layer symbols. The data item field should be a number.
ZIndex	double	The zIndex for this layer. Layers are normally stacked in declaration order (last one is on top).

MapLayersMarkerSettings parameters

The following parameters enable you to customize the appearance of the Blazor Map Marker Layers:

Parameter	Type	Description
Template	RenderFragment	Specifies the tooltip template.
Tooltip	object	The configuration of the marker tooltip.

MapLayersBubbleSettingsStyleFill parameters

The following parameters enable you to customize the appearance of the Blazor Map Bubble Layers:

Parameter	Type	Description
Color	string	The default fill color for layer bubbles. Accepts a valid CSS color string, including hex and rgb.
Opacity	double	The default fill opacity (0 to 1) for layer bubbles.

MapLayersBubbleSettingsStyleStroke parameters

The following parameters enable you to customize the appearance of the Blazor Map Bubble Layers:

Parameter	Type	Description
Color	string	The default stroke color for layer bubbles. Accepts a valid CSS color string, including hex and rgb.
DashType	DashType (enum)	The default dash type for layer bubbles.
Opacity	double	The default stroke opacity (0 to 1) for layer bubbles.
Width	double	The default stroke width for layer bubbles.

MapLayersShapeSettingsStyleFill parameters

The following parameters enable you to customize the appearance of the Blazor Map Shape Layers:

Parameter	Type	Description
Color	string	The default fill color for layer shapes. Accepts a valid CSS color string, including hex and rgb.
Opacity	double	The fill opacity of the shape.

MapLayersShapeSettingsStyleStroke parameters

The following parameters enable you to customize the appearance of the Blazor Map Shape Layers:

Parameter	Type	Description
Color	string	The stroke color of the shape.
DashType	double	The default dash type for layer shapes. The following dash types are supported: "dash" - a line consisting of dashes; "dashDot" - a line consisting of a repeating pattern of dash-dot; "dot" - a line consisting of dots; "longDash" - a line consisting of a repeating pattern of long-dash; "longDashDot" - a line consisting of a repeating pattern of long-dash-dot; "longDashDotDot" - a line consisting of a repeating pattern of long-dash-dot-dot or "solid" - a solid line.
Opacity	double	The default stroke opacity (0 to 1) for layer shapes.
Width	double	The default stroke width for layer shapes.