OnlineMapsProjection Class Reference

The base class of map projection. More...

Inheritance diagram for OnlineMapsProjection:

Public Member Functions
void	CoordinatesToTile (double lng, double lat, int zoom, out double tx, out double ty)
	Converts geographic coordinates to tile coordinates.
void	TileToCoordinates (double tx, double ty, int zoom, out double lng, out double lat)
	Converts tile coordinates to geographic coordinates.

Static Public Attributes
const double	DEG2RAD = Math.PI / 180
	Degrees-to-radians conversion constant.
const double	PI2 = Math.PI * 2
	PI * 2.
const double	PI4 = Math.PI * 4
	PI * 4.
const double	RAD2DEG = 180 / Math.PI
	Radians-to-degrees conversion constant.

Detailed Description

The base class of map projection.

Member Function Documentation

CoordinatesToTile()

void OnlineMapsProjection.CoordinatesToTile ( double lng, double lat, int zoom, out double tx, out double ty )

abstract

Converts geographic coordinates to tile coordinates.

Parameters

lng	Longitude
lat	Latitude
zoom	Zoom
tx	Tile X
ty	Tile Y

TileToCoordinates()

void OnlineMapsProjection.TileToCoordinates ( double tx, double ty, int zoom, out double lng, out double lat )

abstract

Converts tile coordinates to geographic coordinates.

Parameters

tx	Tile X
ty	Tile Y
zoom	Zoom
lng	Longitude
lat	Latitude