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MapMathHelper

Class

Provides methods which perform calculations on geographical coordinates and distances.

Definition

Namespace:Telerik.Windows.Controls.Map

Assembly:Telerik.Windows.Controls.DataVisualization.dll

Syntax:

public static class MapMathHelper

Inheritance: objectMapMathHelper

Methods

GetGeoSizeAtZoomLevel(MapProviderBase, int, Location, Size)

Gets geographical size from the pixel size at the given zoom level for the given map provider.

public static Size GetGeoSizeAtZoomLevel(MapProviderBase provider, int zoomLevel, Location basePoint, Size pixelSize)

Parameters:providerMapProviderBase

Map provider.

zoomLevelint

Zoom level.

basePointLocation

Base point.

pixelSizeSize

The size in pixels.

Returns:

Size

Size in degree.

LogicalToPixel(LogicalToScreenParameters, Point, Point)

Converts a logic point to a Pixel Point on the current screen at a particular zoom level and moves it relative to base point.

public static Point LogicalToPixel(LogicalToScreenParameters screenParameters, Point logicalPoint, Point basePoint)

Parameters:screenParametersLogicalToScreenParameters

Conversion parameters.

logicalPointPoint

The logical point.

basePointPoint

The base point.

Returns:

Point

Pixel Point.

LogicalToPixel(LogicalToScreenParameters, Point)

Converts a logic point to a Pixel Point on the current screen at a particular zoom level.

public static Point LogicalToPixel(LogicalToScreenParameters screenParameters, Point logicalPoint)

Parameters:screenParametersLogicalToScreenParameters

Conversion parameters.

logicalPointPoint

The logical point.

Returns:

Point

Pixel Point.

PixelToLogicalSize(MapProviderBase, double, int)

Convert pixel size to the logical size at the given zoom level.

public static double PixelToLogicalSize(MapProviderBase provider, double pixelSize, int zoomLevel)

Parameters:providerMapProviderBase

Map provider.

pixelSizedouble

Pixel size.

zoomLevelint

Zoom level.

Returns:

double

Logical size.