Class QGISMarkFactory

Object
QGISMarkFactory
All Implemented Interfaces:
MarkFactory

public class QGISMarkFactory extends Object implements MarkFactory
Factory with additional "well known" marks for compatibility with other applications.

We are doubling up on these providing an aleais to make things easier:

  • qgis://star
  • qgis://regular_star and regular_star
Author:
Jonathan Moules (LightPear)
  • Constructor Details

    • QGISMarkFactory

      public QGISMarkFactory()
  • Method Details

    • getShape

      public Shape getShape(Graphics2D graphics, Expression symbolUrl, Feature feature) throws Exception
      Description copied from interface: MarkFactory
      Turns the specified URL into an Shape, eventually using the Feature attributes to evaluate the expression, or returns null if the factory cannot evaluate this symbolUrl.

      The returned Shape must not exceed the [-0.5, -0.5, 0.5, 0.5] bounds (will be rescaled according to the parameter given in graphics on the fly

      Specified by:
      getShape in interface MarkFactory
      symbolUrl - the expression that will return the symbol name. Once evaluated the expression should return something like plainName or like protocol://path. See the actual implementations for details on the kind of supported name.
      feature - The feature that will be used to evaluate the symbolURL expression (or to extract data from it, think complex attributes, in that case a visit to the expression and some direct attribute value extraction might be needed instead)
      Throws:
      Exception