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GoogleMapsOverlay

Namespace: ThinkGeo.UI.Android

This class represents the GoogleMapsOverlay which requests images from Google's image server by its StaticAPI.

public class GoogleMapsOverlay : TileOverlay, System.IDisposable

Inheritance ObjectOverlayBaseOverlayTileOverlayGoogleMapsOverlay
Implements IDisposable

Remarks:

This class represents the GoogleMapsOverlay which requests images from Google's image server by its StaticAPI. See http://code.google.com/apis/maps/signup.html for detail.

Properties

PictureFormat

Gets or sets a value represents the image format of the image.

public GoogleMapsPictureFormat PictureFormat { get; set; }

Property Value

GoogleMapsPictureFormat

MapType

This property gets or sets the requesting map type from Bing Maps Imagery Service.

public GoogleMapsMapType MapType { get; set; }

Property Value

GoogleMapsMapType

ApiKey

Gets or sets the Google APIKey which is from Google Maps Platforms

public string ApiKey { get; set; }

Property Value

String

UriSigningSecret

Gets or sets the uri signing secret which is from the Google Maps Platforms.

public string UriSigningSecret { get; set; }

Property Value

String

LayerType

Gets or sets the LayerType of the Overlay.

public LayerType LayerType { get; set; }

Property Value

LayerType

TileSizeMode

public TileSizeMode TileSizeMode { get; set; }

Property Value

TileSizeMode

TileWidth

Gets or sets the width of the tile.

public int TileWidth { get; set; }

Property Value

Int32
The width of the tile.

TileHeight

Gets or sets the height of the tile.

public int TileHeight { get; set; }

Property Value

Int32
The height of the tile.

IsCacheOnly

Gets or sets a value indicating whether this instance is cache only.

public bool IsCacheOnly { get; set; }

Property Value

Boolean
true if this instance is cache only; otherwise, false.

TileCache

Gets or sets the tile cache.

public RasterTileCache TileCache { get; set; }

Property Value

RasterTileCache
The tile cache.

TileType

Gets and sets the overlay is formed by multiple tiles or single tile.

public TileType TileType { get; set; }

Property Value

TileType
The type of the tile.

TileSnappingMode

Gets or sets the tile snapping mode.

public TileSnappingMode TileSnappingMode { get; set; }

Property Value

TileSnappingMode
The tile snapping mode.

TransitionEffect

Gets or sets the tile transition effect.

public TransitionEffect TransitionEffect { get; set; }

Property Value

TransitionEffect
The tile snapping mode.

OverlayView

Gets or sets the overlay view.

public MapLayout OverlayView { get; set; }

Property Value

MapLayout
The overlay view.

IsVisible

public bool IsVisible { get; set; }

Property Value

Boolean

Name

Gets or sets the name of this overaly.

public string Name { get; set; }

Property Value

String

DrawingExceptionMode

This property gets and sets the DrawingExceptionMode used when an exception occurs during drawing.

public DrawingExceptionMode DrawingExceptionMode { get; set; }

Property Value

DrawingExceptionMode
The drawing exception mode.

MapArguments

Gets or sets the map arguments.

public MapArguments MapArguments { get; set; }

Property Value

MapArguments
The map arguments.

Attribution

Gets or sets the attribution.

public string Attribution { get; set; }

Property Value

String
The attribution.

IsEmpty

Gets a value indicating whether this instance is empty.

public bool IsEmpty { get; }

Property Value

Boolean

Remarks:

This property enhances the performance of the overlay while drawing. If is true, we will skip drawing this overlay and continue drawing the next overlay.

DrawingQuality

Gets or sets the drawingQuality for this overlay.

public DrawingQuality DrawingQuality { get; set; }

Property Value

DrawingQuality

Opacity

Gets or sets the opacity for this overlay.

public double Opacity { get; set; }

Property Value

Double

Constructors

GoogleMapsOverlay()

Initializes a new instance of the GoogleMapsOverlay class.

public GoogleMapsOverlay()

GoogleMapsOverlay(String)

This is the constructor the for the class.

public GoogleMapsOverlay(string apiKey)

Parameters

apiKey String
The clientId for the GoogleMapsOverlay.

Remarks:

This constructor initializes a new layer and assign a license key and initialize a cache directory.

GoogleMapsOverlay(String, String)

This is the constructor the for the class.

public GoogleMapsOverlay(string apiKey, string uriSigningSecret)

Parameters

apiKey String
The clientId for the GoogleMapsOverlay.

uriSigningSecret String
The privateKey for the GoogleMapsOverlay.

Remarks:

This constructor initializes a new layer and assign a license key and initialize a cache directory.

Methods

GetTileCore(Context)

protected TileView GetTileCore(Context context)

Parameters

context Context

Returns

TileView

OpenCore()

protected void OpenCore()

CloseCore()

protected void CloseCore()

DrawTileAsyncCore(GeoCanvas, TileView)

protected Task DrawTileAsyncCore(GeoCanvas geoCanvas, TileView tile)

Parameters

geoCanvas GeoCanvas

tile TileView

Returns

Task

DrawTileCore(GeoCanvas, TileView)

protected void DrawTileCore(GeoCanvas geoCanvas, TileView tile)

Parameters

geoCanvas GeoCanvas

tile TileView

GetBoundingBoxCore()

This method returns the bounding box of the Overlay.

protected RectangleShape GetBoundingBoxCore()

Returns

RectangleShape
This method returns the bounding box of the Overlay.

Remarks:

This method returns the bounding box of the Overlay.

OnSendingWebRequest(SendingWebRequestEventArgs)

protected void OnSendingWebRequest(SendingWebRequestEventArgs e)

Parameters

e SendingWebRequestEventArgs

OnSentWebRequest(SentWebRequestEventArgs)

protected void OnSentWebRequest(SentWebRequestEventArgs e)

Parameters

e SentWebRequestEventArgs

Events

SendingWebRequest

public event EventHandler<SendingWebRequestEventArgs> SendingWebRequest;

SentWebRequest

public event EventHandler<SentWebRequestEventArgs> SentWebRequest;

DrawingException

Occurs before exception is drawing on map.

public event EventHandler<DrawingExceptionOverlayEventArgs> DrawingException;

DrawnException

Occurs after exception is drawn on map.

public event EventHandler<DrawnExceptionOverlayEventArgs> DrawnException;

Drawing

This event raises before the overlay is drawing.

public event EventHandler<DrawingOverlayEventArgs> Drawing;

Drawn

This event raises after the overlay is drawn.

public event EventHandler<DrawnOverlayEventArgs> Drawn;