eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/section/feature/FeatureDistributionDetailElement.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.ui.section.feature;
  12
  13 import java.net.URI;
  14 import java.net.URISyntaxException;
  15 import java.util.Arrays;
  16 import java.util.HashSet;
  17 import java.util.List;
  18 import java.util.Map;
  19 import java.util.Set;
  20
  21 import org.eclipse.swt.SWT;
  22 import org.eclipse.swt.widgets.Label;
  23
  24 import eu.etaxonomy.cdm.common.UriUtils;
  25 import eu.etaxonomy.cdm.ext.geo.EditGeoServiceUtilities;
  26 import eu.etaxonomy.cdm.model.common.Language;
  27 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  28 import eu.etaxonomy.cdm.model.description.Distribution;
  29 import eu.etaxonomy.cdm.model.description.PresenceAbsenceTermBase;
  30 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  31 import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
  32 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  33 import eu.etaxonomy.taxeditor.store.CdmStore;
  34 import eu.etaxonomy.taxeditor.ui.forms.BrowserElement;
  35 import eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory;
  36 import eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement;
  37 import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
  38
  39 /**
  40  * <p>FeatureDistributionDetailElement class.</p>
  41  *
  42  * @author n.hoffmann
  43  * @created Sep 23, 2010
  44  * @version 1.0
  45  */
  46 public class FeatureDistributionDetailElement extends AbstractCdmDetailElement<FeatureNodeContainer> {
  47
  48         private BrowserElement image;
  49
  50         /**
  51          * <p>Constructor for FeatureDistributionDetailElement.</p>
  52          *
  53          * @param formFactory a {@link eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory} object.
  54          * @param formElement a {@link eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement} object.
  55          */
  56         public FeatureDistributionDetailElement(CdmFormFactory formFactory,
  57                         ICdmFormElement formElement) {
  58                 super(formFactory, formElement);
  59         }
  60
  61
  62         /* (non-Javadoc)
  63          * @see eu.etaxonomy.taxeditor.section.AbstractCdmDetailElement#createControls(eu.etaxonomy.taxeditor.forms.ICdmFormElement, eu.etaxonomy.cdm.model.common.AnnotatableEntity, int)
  64          */
  65         /** {@inheritDoc} */
  66         @Override
  67         protected void createControls(ICdmFormElement formElement, FeatureNodeContainer entity,
  68                         int style) {
  69                 String serviceUriString = PreferencesUtil.getPreferenceStore().getString(IPreferenceKeys.EDIT_MAP_SERVICE_ACCES_POINT);
  70                 String message = null;
  71                 try {
  72                         URI serviceUri = new URI(serviceUriString);
  73                         if(UriUtils.isServiceAvailable(serviceUri)){
  74                                 image = formFactory.createBrowserElement(formElement, null, style);
  75                                 String mapUriString = getMapUriString(getEntity());
  76                                 image.setImageUriString(mapUriString);
  77                                 formElement.getLayoutComposite().layout();
  78                                 message = mapUriString;
  79                                 return;
  80                         } else {
  81                                 message = String.format("The service is not available: %s", serviceUriString);
  82                         }
  83                 } catch (URISyntaxException e) {
  84                         message = String.format("The URI has problems: %s", serviceUriString);
  85                 }
  86
  87                 Label label = formFactory.createLabel(getLayoutComposite(), message, SWT.WRAP);
  88                 addControl(label);
  89                 label.setLayoutData(CdmFormFactory.FILL(2, 1));
  90         }
  91
  92
  93         /* (non-Javadoc)
  94          * @see eu.etaxonomy.taxeditor.section.AbstractCdmDetailElement#handleEvent(java.lang.Object)
  95          */
  96         /** {@inheritDoc} */
  97         @Override
  98         public void handleEvent(Object eventSource) {
  99                 //
 100         }
 101
 102         /**
 103          * @return
 104          * @throws URISyntaxException
 105          */
 106         private String getMapUriString(FeatureNodeContainer container){
 107                 String accessPoint = PreferencesUtil.getMapServiceAccessPoint();
 108                 Map<PresenceAbsenceTermBase<?>, java.awt.Color> presenceAbsenceTermColors = null;
 109                 // FIXME due to a bug in the rest map service we have to ensure that width will always be an even number
 110                 // image.calculateWidth() % 2 == 1 ? image.calculateWidth() + 1 :
 111                 int width = image.calculateWidth();
 112
 113                 String bbox = "-180,-90,180,90";
 114                 String backLayer = null;
 115
 116                 List<Language> languages = Arrays.asList(new Language[]{CdmStore.getDefaultLanguage()});
 117
 118                 String parameter = EditGeoServiceUtilities.getDistributionServiceRequestParameterString(getDistributions(), presenceAbsenceTermColors, width, 0, bbox, backLayer, languages);
 119
 120
 121                 String mapUriString = accessPoint + "?" + parameter + "&ms=1000";
 122                 return mapUriString;
 123         }
 124
 125         /**
 126          * @return
 127          */
 128         private Set<Distribution> getDistributions() {
 129                 HashSet<Distribution> distributions = new HashSet<Distribution>();
 130
 131                 for (DescriptionElementBase element : getEntity().getDescriptionElements()) {
 132                         if (element instanceof Distribution) {
 133                                 distributions.add((Distribution) element);
 134                         }
 135                 }
 136                 return distributions;
 137         }
 138
 139 }