When you give a player an empty map item using /give with a custom data value (e.g: /give @p map 1 12) it gives the player designated the black and purple texture. No mods or texture packs.
When you give a player an empty map item using /give with a custom data value (e.g: /give @p map 1 12) it gives the player designated the black and purple texture. No mods or texture packs.
As of 1.8, there are no "custom" data values.