Difference between revisions of "Layout (extension point)"

Latest revision as of 15:37, 14 June 2013

Identifier

ru.biosoft.graph.layout

Plugin

ru.biosoft.graph

Registry

GraphPlugin

[edit] Description

This extension point allows you to register your own diagram layouting algorithm.

[edit] Configuration Markup

<!ELEMENT graphLayouter (property*)>
<!ATTLIST graphLayouter
     title        CDATA #REQUIRED
     class        CDATA #REQUIRED
     description  CDATA #REQUIRED
>

title

User-friendly title of layouting algorithm.

class

Layouter class (must implement the Layouter interface).

description

Layouting algorithm description.

Property sub-elements can be used to alter layouter default options defined in code.

<!ELEMENT property>
<!ATTLIST property
     name         CDATA #REQUIRED
     value        CDATA #REQUIRED
>

name

name of layouter options bean property.

value

default value of layouter options bean property.

[edit] Example

<graphLayouter title="Hierarchic layout" class="ru.biosoft.graph.HierarchicLayouter" description="Hierarchic layout">
   <property name="verticalOrientation" value="false"/>
   <property name="layerDeltaX" value="40"/>
   <property name="layerDeltaY" value="40"/>
</graphLayouter>

This extension defines the layouter named "Hierarchic layout" implemented in the class HierarchicLayouter with some default options changed.

[edit] See also

• List of layout algorithms