Help:Graph format
From semantic-mediawiki.org
| Graph format | ||
|---|---|---|
| Displays the relation between pages | ||
| Further Information | ||
| Provided by: | Semantic Result Formats | |
| Added: | 1.4.2 | |
| Removed: | still supported | |
| Requirements: | GraphViz | |
| Format name: | graph | |
| Enabled by default: Indicates whether the result format is enabled by default upon installation of the respective extension. | no | |
| Authors: | Frank Dengler, Jeroen De Dauw | |
| Categories: | graph | |
| Group: | ||
| Table of Contents | ||
| ||
INFO
The result format graph, part of the Semantic Result Formats extension, can be used to display result values as a graph showing the relation between pages. In order to work the GraphViz extension is required to be installed, too.
Parameters
| Parameter | Type | default | Notes |
|---|---|---|---|
| graphname | String | QueryResult | Names the graph |
| graphlabel | yes or no | no | Labels the edges |
| graphcolor | yes or no | no | Colors the edges |
| graphlink | yes or no | no | Links nodes to their wiki pages |
| graphlegend | yes or no | no | Displays a legend |
| arrowdirection | LR,RL,TB or BT | LR | Name since 1.5.4, for older versions, use "rankdir". Specifies the direction of the graph L=left,R=right,T=top,B=bottom |
| graphsize | pointf | none | Specifies the size of the graph |
| nodeshape | shape | none | Since 1.5.4. Sets the shape of graph nodes. Allowed values: box, box3d, circle, component, diamond, doublecircle, doubleoctagon, egg, ellipse, folder, hexagon, house, invhouse, invtrapezium, invtriangle, Mcircle, Mdiamond, Msquare, none, note, octagon, parallelogram, pentagon , plaintext, point, polygon, rect, rectangle, septagon, square, tab, trapezium, triangle, tripleoctagon |
| wordwraplimit | whole positive number | 25 | Since 1.5.4. Wrap lines after these many characters for node text |
| nameproperty | text | none | Since 1.5.4. A property to use instead of the subject |
| relation | child/parent | child | Since 1.5.4. Are the subjects or nameproperties parents or childs? |
Example
{{#ask: [[Category:Person]]
| ?has child
| ?knows
| format=graph
| graphcolor=yes
| graphlink=yes
| graphname=PeopleKnows
| graphlegend=yes
| graphlabel=no
| graphsize=10,100
| rankdir=TB
}}
External links
Enabling
This result format is not enabled by default on a wiki. To enable it the linemust be added to the file LocalSettings.php below the inclusion of the Semantic Result Formats extension.$srfgFormats[] = 'graph';
This documentation page applies to all SMW versions from 1.4.2 to the most current version.
