getZoom

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Revision as of 08:36, 30 April 2015 by Wolph42 (talk | contribs)
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getZoom() Function

Introduced in version 1.4
Returns the current zoom level of the viewport. This is the same number as what you find at the bottom of the Maptool window.

Usage

getZoom()

Parameters None.

Examples

Zoom in by a factor 2
[h: z = getZoom()]
[h: setZoom(2*z)]

Zoom in by one step

[h: z = getZoom()]
[h: setZoom(z+1)]

Zoom out by one step

[h: z = getZoom()]
[h: setZoom(z-1)]

See Also