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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.editor.view.concept;
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import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
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import org.eclipse.jface.viewers.LabelProvider;
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import org.eclipse.jface.viewers.StyledString;
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import org.eclipse.swt.graphics.Image;
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import eu.etaxonomy.cdm.model.common.Language;
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import eu.etaxonomy.cdm.model.common.Representation;
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import eu.etaxonomy.cdm.model.reference.IReference;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
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import eu.etaxonomy.taxeditor.model.ImageResources;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* @author n.hoffmann
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* @created Jan 24, 2011
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* @version 1.0
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*/
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public class ConceptLabelProvider extends LabelProvider implements IStyledLabelProvider {
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object)
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*/
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@Override
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public Image getImage(Object element) {
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if(element instanceof TaxonRelationship){
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return getTaxonRelationshipImage((TaxonRelationship) element);
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}
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return super.getImage(element);
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.ColumnLabelProvider#getText(java.lang.Object)
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*/
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@Override
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public String getText(Object element) {
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if(element instanceof TaxonRelationship){
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return formatRelationship((TaxonRelationship) element);
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}
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return "";
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}
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/**
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* Creates a string that holds a representation of the {@link TaxonRelationship} in relation to
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* the accepted taxon of the currently active {@link MultiPageTaxonEditor}.
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*
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* @param relationship
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* @return a formatted String representation of the relationship
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*/
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private String formatRelationship(TaxonRelationship relationship){
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Taxon acceptedTaxon = EditorUtil.getActiveMultiPageTaxonEditor().getTaxon();
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boolean inverse = relationship.getFromTaxon().equals(acceptedTaxon) ? false : true;
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TaxonRelationshipType type = relationship.getType();
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Representation representation = inverse ? type.getInverseRepresentation(Language.ENGLISH()) : type.getRepresentation(Language.ENGLISH());
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Taxon relatedTaxon = inverse ? relationship.getFromTaxon() : relationship.getToTaxon();
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String symbol = representation.getAbbreviatedLabel();
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String string = String.format("%s %s", symbol, relatedTaxon);
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return string;
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider#getStyledText(java.lang.Object)
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*/
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@Override
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public StyledString getStyledText(Object element) {
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return new StyledString(getText(element), StyledString.QUALIFIER_STYLER);
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}
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/**
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* TODO we will get the proper relationship symbol from the type's abbreviated label as a character.
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* The image may be omitted then.
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*
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* @param type
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* @return
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*/
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private Image getTaxonRelationshipImage(TaxonRelationship relationship) {
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TaxonRelationshipType type = (relationship).getType();
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return ImageResources.getImage(ImageResources.CONCEPT_ICON);
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}
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}
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