Util - OpenLayers

# Util

Summary

Util |
Functions |
extend | Copy all properties of a source object to a destination object.
Constants |
INCHES_PER_UNIT | {Object} Constant inches per unit -- borrowed from MapServer mapscale.c derivation of nautical miles from http://en.wikipedia.org/wiki/Nautical_mile
DOTS_PER_INCH | {Integer} 72 (A sensible default)
Functions |
getScrollbarWidth | This function has been modified by the OpenLayers from the original version, written by Matthew Eernisse and released under the Apache 2 license here:

### Functions

### extend

> OpenLayers.Util.extend = function( | destination,
> | source | )

Copy all properties of a source object to a destination object. Modifies the passed in destination object. Any properties on the source object that are set to undefined will not be (re)set on the destination object.

#### Parameters

destination | {Object} The object that will be modified
source | {Object} The object with properties to be set on the destination

#### Returns

{Object} The destination object.

### Constants

### INCHES_PER_UNIT

{Object} Constant inches per unit -- borrowed from MapServer mapscale.c derivation of nautical miles from http://en.wikipedia.org/wiki/Nautical_mile

### DOTS_PER_INCH

{Integer} 72 (A sensible default)

### Functions

### getScrollbarWidth

> OpenLayers.Util.getScrollbarWidth = function()

This function has been modified by the OpenLayers from the original version, written by Matthew Eernisse and released under the Apache 2 license here:

http://www.fleegix.org- /articles- /2006- /05- /30- /getting-the-scrollbar-width-in-pixels

It has been modified simply to cache its value, since it is physically impossible that this code could ever run in more than one browser at once.

#### Returns

{Integer}

> OpenLayers.Util.extend = function( | destination,
> | source | )

Copy all properties of a source object to a destination object.

> OpenLayers.Util.getScrollbarWidth = function()

This function has been modified by the OpenLayers from the original version, written by Matthew Eernisse and released under the Apache 2 license here:
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