API SetMapZoom

From WoWWiki

Sets what is displayed by the current world map to a specific continent and zone.

SetMapZoom(continentIndex [,zoneIndex])

Parameters

Arguments

continentIndex 

Number - Specifies the continent corresponding to the numbers of GetMapContinents(), in addition to 0 for Azeroth and -1 for the Cosmic map.

zoneIndex 

Number - Specifies the zone corresponding to the numbers of GetMapZones(continentIndex), omit for whole continent.

Example

SetMapZoom(2, 10); -- Set the current map zoom of the world map to Elvynn Forrest.
SetMapZoom(2); -- Shows the Eastern Kingdoms.
SetMapZoom(0); -- Shows both continents.
SetMapZoom(-1); -- Shows the cosmic map.
WorldMapFrame:Show();