Class BaseLayer

Inheritance

object

BaseLayer

AnimatedPointLayer

GenericCollectionLayer<T>

ImageLayer

Layer

MemoryLayer

MyLocationLayer

RasterizingLayer

WritableLayer

VertexOnlyLayer

TileLayer

MyLocationLayer

Implements

ILayer

IAnimatable

INotifyPropertyChanged

IDisposable

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: Mapsui.Layers

Assembly: Mapsui.dll

Syntax

public abstract class BaseLayer : ILayer, IAnimatable, INotifyPropertyChanged, IDisposable

Constructors

BaseLayer()

Creates a BaseLayer without a name

Declaration

protected BaseLayer()

BaseLayer(string)

Creates a BaseLayer with a name

Declaration

protected BaseLayer(string name)

Parameters

Type	Name	Description
string	name	Name for this layer

Properties

Attribution

Attribution for layer

Declaration

public Hyperlink Attribution { get; set; }

Property Value

Type	Description
Hyperlink

Busy

Flag, if layer is busy

Declaration

public virtual bool Busy { get; set; }

Property Value

Type	Description
bool

Enabled

Specifies whether this layer should be rendered or not

Declaration

public bool Enabled { get; set; }

Property Value

Type	Description
bool

Extent

Returns the envelope of all available data in the layer

Declaration

public virtual MRect? Extent { get; protected set; }

Property Value

Type	Description
MRect

Id

Numerical Id of layer

Declaration

public int Id { get; }

Property Value

Type	Description
int

IsMapInfoLayer

Indicates if the layer should be taken into account for the GetMapInfo request

Declaration

public bool IsMapInfoLayer { get; set; }

Property Value

Type	Description
bool

MaxVisible

Minimum visible zoom level

Declaration

public double MaxVisible { get; set; }

Property Value

Type	Description
double

MinVisible

Minimum visible zoom level

Declaration

public double MinVisible { get; set; }

Property Value

Type	Description
double

Name

Name of layer

Declaration

public string Name { get; set; }

Property Value

Type	Description
string

Opacity

Opacity of layer

Declaration

public double Opacity { get; set; }

Property Value

Type	Description
double

Resolutions

List of native resolutions

Declaration

public virtual IReadOnlyList<double> Resolutions { get; }

Property Value

Type	Description
IReadOnlyList<double>

Style

Gets or sets rendering style of layer

Declaration

public IStyle? Style { get; set; }

Property Value

Type	Description
IStyle

Tag

Gets or sets an arbitrary object value that can be used to store custom information about this element

Declaration

public object? Tag { get; set; }

Property Value

Type	Description
object

Methods

DataHasChanged()

To indicate the data withing the layer has changed. This triggers a DataChanged event. This is necessary for situations where the layer can not know about changes to it's data as in the case of editing of a geometry.

Declaration

public void DataHasChanged()

Dispose()

Declaration

public virtual void Dispose()

Dispose(bool)

Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
bool	disposing

GetFeatures(MRect, double)

Get all features in a given MRect for a given resolution

Declaration

public abstract IEnumerable<IFeature> GetFeatures(MRect box, double resolution)

Parameters

Type	Name	Description
MRect	box
double	resolution	Resolution of viewport

Returns

Type	Description
IEnumerable<IFeature>

OnDataChanged(DataChangedEventArgs)

Declaration

protected void OnDataChanged(DataChangedEventArgs args)

Parameters

Type	Name	Description
DataChangedEventArgs	args

OnPropertyChanged(string)

Declaration

protected virtual void OnPropertyChanged(string name)

Parameters

Type	Name	Description
string	name

ToString()

Declaration

public override string ToString()

Returns

Type	Description
string

Overrides

object.ToString()

UpdateAnimations()

Declaration

public virtual bool UpdateAnimations()

Returns

Type	Description
bool	Returns true if animations are running and a graphics update is needed.

Events

DataChanged

Event called when the data within the layer has changed allowing listeners to react to this.

Declaration

public event DataChangedEventHandler? DataChanged

Event Type

Type	Description
DataChangedEventHandler

PropertyChanged

Called whenever a property changed

Declaration

public event PropertyChangedEventHandler? PropertyChanged

Event Type

Type	Description
PropertyChangedEventHandler

Implements

ILayer

IAnimatable

INotifyPropertyChanged

IDisposable

Extension Methods

LayerExtensions.WaitForLoadingAsync(ILayer)