@exportSymbol ol.extent.boundingExtent
@exportSymbol ol.extent.buffer
@exportSymbol ol.extent.containsCoordinate
@exportSymbol ol.extent.containsExtent
@exportSymbol ol.extent.createEmpty
@exportSymbol ol.extent.equals
@exportSymbol ol.extent.extend
@exportSymbol ol.extent.getBottomLeft
@exportSymbol ol.extent.getBottomRight
@exportSymbol ol.extent.getCenter
@exportSymbol ol.extent.getHeight
@exportSymbol ol.extent.getSize
@exportSymbol ol.extent.getTopLeft
@exportSymbol ol.extent.getTopRight
@exportSymbol ol.extent.getWidth
@exportSymbol ol.extent.intersects
@exportSymbol ol.extent.isEmpty
@exportSymbol ol.extent.transform