A ‘ filter ’ consists of a series of graphics operations that are applied to a given source graphic to produce a modified graphical result.
See showcase using filters
The panel allows to edit/copy/delete a filter definition,
Select a filter in the list, then change attributes :
Size : Use text fields ( x , y , width , height ), icons (zoom/in zoom/out) and text field ratio for extending or reducing the area. To add a margin of 20% type 120<enter> in the ratio field.
Id : the filter's id.
Units : Defines the coordinate system for the size (width,height) and the contents of the ‘filter’.
Elements : List of all operations of the filter.
Sample : The rendering of the filter applied to 6 different graphical objects (picture of the pyramid of the Louvre, Mandrill monkey, rectangle, circle, curve, text). .
All changes are applied with the apply button and the current filter is applied to the fillter property of the selected object.