Class RasterizingTileLayer

Rasterizing Tile Layer. A Layer that Rasterizes and Tiles the Layer. For Faster Performance. It recreates the Tiles if Data is changed.

Inheritance
object
BaseLayer
TileLayer
RasterizingTileLayer
Implements
Inherited Members
Namespace: Mapsui.Tiling.Layers
Assembly: Mapsui.Tiling.dll
Syntax
public class RasterizingTileLayer : TileLayer, ILayer, IAnimatable, INotifyPropertyChanged, IDisposable, ISourceLayer, IAsyncDataFetcher

Constructors

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RasterizingTileLayer(ILayer, IRenderer?, float, int, int, IDataFetchStrategy?, IRenderFetchStrategy?, int, int, IPersistentCache<byte[]>?, IProjection?, RenderFormat)

Creates a RasterizingTileLayer which rasterizes a layer for performance

Declaration
public RasterizingTileLayer(ILayer layer, IRenderer? rasterizer = null, float pixelDensity = 1, int minTiles = 200, int maxTiles = 300, IDataFetchStrategy? dataFetchStrategy = null, IRenderFetchStrategy? renderFetchStrategy = null, int minExtraTiles = -1, int maxExtraTiles = -1, IPersistentCache<byte[]>? persistentCache = null, IProjection? projection = null, RenderFormat renderFormat = RenderFormat.Png)
Parameters
Type Name Description
ILayer layer

The Layer to be rasterized
IRenderer rasterizer

Rasterizer to use. null will use the default
float pixelDensity
int minTiles

Minimum number of tiles to cache
int maxTiles

Maximum number of tiles to cache
IDataFetchStrategy dataFetchStrategy

Strategy to get list of tiles for given extent
IRenderFetchStrategy renderFetchStrategy
int minExtraTiles

Number of minimum extra tiles for memory cache
int maxExtraTiles

Number of maximum extra tiles for memory cache
IPersistentCache<byte[]> persistentCache

Persistent Cache
IProjection projection

Projection
RenderFormat renderFormat

Format to Render To

Properties

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SourceLayer

Declaration
public ILayer SourceLayer { get; }
Property Value
Type Description
ILayer

Methods

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GetFeatures(MRect, double)

Get all features in a given MRect for a given resolution

Declaration
public override IEnumerable<IFeature> GetFeatures(MRect extent, double resolution)
Parameters
Type Name Description
MRect extent

Bounding box
double resolution

Resolution of viewport
Returns
Type Description
IEnumerable<IFeature>
Overrides

Implements

Extension Methods