About control

Adds an about map control. A button is added to the mapmenu. On button click, a splash popup will show general info about the map. By default, the button is displaced in the mapmenu.

Property	Description
name	the name of the control (about)
options	options for the control

Option	Description
icon	optional, defaults to #ic_help_outline_24px. Other icons are possible.
buttontext	the button text shown in the menu
title	popup header text
content	popup content text
placement	option where the button is displayed. Optional, defaults to ["menu"]. ["screen"] or both are possible
style	option to control the size of the splash popup. Optional, defaults to modal. modal-full is possible.
hideWhenEmbedded	if set to true, the control is not displayed when the map is embedded. Defaults to false

Example about control

{
  "name": "about",
  "options": {
    "buttontext": "Om Origo",
    "title": "Om Origo",
    "content": "<p>Origo är ett ramverk för webbkartor. Ramverket bygger på JavaScript-biblioteket OpenLayers 3...</p>"
  }
}