teichmann@5831: package org.dive4elements.river.exports.process;
bjoern@4443: 
bjoern@4443: import org.w3c.dom.Document;
bjoern@4443: 
teichmann@5831: import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
teichmann@5831: import org.dive4elements.river.exports.XYChartGenerator;
bjoern@4443: 
bjoern@4443: /**
bjoern@4443:  * A processor is intended to generate an output e.g. curve in a chart diagramm from
bjoern@4443:  * arbitrary data input which can be reused in several generators.
bjoern@4443:  *
bjoern@4443:  * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
bjoern@4443:  */
bjoern@4443: public interface Processor {
bjoern@4443: 
bjoern@4443:     /**
bjoern@4443:      * Processes data to generate e.g. a chart.
bjoern@4443:      *
teichmann@4736:      * @param generator XYChartGenerator to add output on.
bjoern@4443:      * @param aandf       The artifact and facet
bjoern@4443:      * @param theme      The theme that contains styling information.
bjoern@4443:      * @param visible       The visibility of the curve.
bjoern@4443:      * @param index        The index of the curve
bjoern@4443:      */
bjoern@4443:     public void doOut(
bjoern@4443:             XYChartGenerator generator,
bjoern@4443:             ArtifactAndFacet    aandf,
bjoern@4443:             Document             theme,
bjoern@4443:             boolean               visible,
bjoern@4443:             int                         index);
bjoern@4443: 
bjoern@4443:     /**
bjoern@4443:      * Returns true if the Processor class is able to generate output for a facet type
teichmann@4736:      *
bjoern@4443:      * @param facettype Name of the facet type
bjoern@4443:      * @return true if the facettype can be processed
bjoern@4443:      */
teichmann@4736:     public boolean canHandle(String facettype);
bjoern@4443: }