Methods

This section describes the methods exposed by the DevExpress.viz.map object.

This object is used for manipulating map projections.

projection(data)

Creates a new projection.

Export: projection
Parameters:
data: Object

An object specifying the conversion functions.

Object structure:

The function that converts coordinates from a data space to [-1, 1] * [-1, 1] space.

from: function

The function that converts coordinates from the [-1, 1] * [-1, 1] space to the data space.

aspectRatio: Number

The projection's aspect ratio.

Return Value: Object

The projection.

After creating the custom projection, you can add it to the projections storage or assign the returning object to the projection option of the widget.

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