Request Parameters Request and Response Parameters

Copyright © 2002-2008 Open Geospatial Consortium, Inc. All Rights Reserved. 27 Height  Integer Number of pixels Format  String Mime-type Transparent - Boolean Defaults to true if not specified BGcolor - String RGB Hex Format Defaults to “FFFFFF” white Content - URL Data Specifies the type of output the map is returned in whether URL or data for base 64, default value is URL Bounding Box Context - XLS Box 2 point box in a specified SRS Center Context - Azimuth - Integer Orientation. Specified in clockwise degrees from north SRS  String EPSG:XXXX format Center Point - XLS Point latitudelongitude WGS84 DisplayScale - Integer Ratio of world units to a device unit. For example 1:50000 would be specified as 50000 DPI - Integer Dots per inch of the device Radius - Integer Defines area required Copyright © 2002-2008 Open Geospatial Consortium, Inc. All Rights Reserved. 28 to be displayed Overlay - List of overlays 0 – unbounded ADT  XLS ADT Currently PositionADT, RouteADT, POI ADT MapADT Style - Either a Named Style or a User Defined Style Implementation uses a default if neither is specified Zorder - The order in which the overlay’s are laid on top of each other over the base map BaseMap - Layer - String The list of layers that will be filtered to make up the base map Style - String Custom styles are used. This is a placeholder for custom styles or future additions to the spec Filter  String Either “include” or “exclude” Get Capabilities - Has no data. Simply allows one to request capabilities. Copyright © 2002-2008 Open Geospatial Consortium, Inc. All Rights Reserved. 29 Notes: 2. Either a Bounding Box Context or a Center Context can be specified not both. If neither is specified, the implementation must derive it from the ADTs. 3. If an implementation provides Get Capabilities, the request can be either a “Portray” request or a “Get Capabilities” request not both.

15.4.3.2 Response Parameters

RESPONSE PARAMETER REQUIRED DATA TYPE DATA DESCRIPTION Map ADT  XLS MapADT Contains the encoded map, Can have multiple maps if the request have specified multiple ones Get Capabilities Response Available Layers  String A list of strings Available Formats  String A list MIME-type strings Available SRS’s  String A list of EPSG:XXXX strings Available Styles  String A list of strings Notes: 1. Either a “PortrayResponse” or a “Get Capabilities Response” can be returned not both. Copyright © 2002-2008 Open Geospatial Consortium, Inc. All Rights Reserved. 30 Figure 4 GetPortrayMapCapilities Response