| Index: trunk/extensions/SemanticMediaWiki/includes/datavalues/SMW_DV_Number.php |
| — | — | @@ -20,6 +20,13 @@ |
| 21 | 21 | * before being processed. All units, IDs or otherwise, should be suitable for |
| 22 | 22 | * printout in wikitext, and main IDs should moreover be suitable for printout |
| 23 | 23 | * in HTML. |
| | 24 | + * |
| | 25 | + * Subclasses that support unit conversion may interpret the output format set |
| | 26 | + * via setOutputFormat() to allow a unit to be selected for display. Note that |
| | 27 | + * this setting does not affect the internal representation of the value |
| | 28 | + * though. So chosing a specific output format will change the behavior of |
| | 29 | + * output functions like getLongWikiText(), but not of functions that access |
| | 30 | + * the value itself, such as getUnit() or getDBKeys(). |
| 24 | 31 | * |
| 25 | 32 | * @author Markus Krötzsch |
| 26 | 33 | * @ingroup SMWDataValues |