/**
* Create new instance
*
* @param blackboard blackboard to add selected features
* @param layer layer used to obtain features. Must have a FeatureStore resource.
* @param filter filter used to select features
*/
public SelectFeaturesInFilterCommand(EditBlackboard blackboard, ILayer layer, Filter filter) {
if (!layer.hasResource(FeatureStore.class))
throw new IllegalArgumentException("Layer must have a FeatureStore resource"); // $NON-NLS-1$
this.filter = filter;
this.layer = layer;
this.bb = blackboard;
}
/**
* Creates A geometry filter for the given layer.
*
* @param boundingBox in the same crs as the viewport model.
* @return a Geometry filter in the correct CRS or null if an exception occurs.
*/
public Filter createBBoxFilter(
ReferencedEnvelope boundingBox, ILayer layer, Class<? extends Filter> filterType) {
FilterFactory2 factory = CommonFactoryFinder.getFilterFactory2(GeoTools.getDefaultHints());
if (!layer.hasResource(FeatureSource.class)) return Filter.EXCLUDE;
try {
SimpleFeatureType schema = layer.getSchema();
Name geom = getGeometryAttDescriptor(schema).getName();
Filter bboxFilter = factory.bbox(factory.property(geom), boundingBox);
return bboxFilter;
} catch (Exception e) {
ProjectPlugin.getPlugin().log(e);
return Filter.EXCLUDE;
}
}
public boolean canAddLayer(ILayer layer) {
if (!layer.hasResource(Layer.class)) return false;
try {
if (!layer
.findGeoResource(Layer.class)
.parent(ProgressManager.instance().get())
.equals(getRenderContext().getGeoResource().parent(ProgressManager.instance().get())))
return false;
} catch (IOException e2) {
return false;
}
double opacity = Double.NaN;
ICompositeRenderContext context1 = (ICompositeRenderContext) context;
IRenderContext[] contexts =
context1.getContexts().toArray(new IRenderContext[context1.getContexts().size()]);
Arrays.sort(contexts);
List<Layer> owsLayers = new ArrayList<Layer>();
IService currentService;
try {
owsLayers.add(layer.getResource(Layer.class, new NullProgressMonitor()));
currentService = layer.getResource(IService.class, null);
} catch (IOException e1) {
WMSPlugin.log("", e1); // $NON-NLS-1$
return false;
}
for (IRenderContext renderContext : contexts) {
ILayer previousLayer = renderContext.getLayer();
try {
owsLayers.add(previousLayer.getResource(Layer.class, new NullProgressMonitor()));
IService previousService = previousLayer.getResource(IService.class, null);
if (currentService != previousService) {
return false;
}
} catch (IOException e) {
WMSPlugin.log("Error while retrieving service.", e); // $NON-NLS-1$
return false;
}
if (BasicWMSRenderer2.findRequestCRS(owsLayers, context.getCRS(), context.getMap()) == null)
return false;
Style style = (Style) previousLayer.getStyleBlackboard().get(SLDContent.ID);
if (style != null) {
opacity = SLDs.rasterOpacity(SLDs.rasterSymbolizer(style));
}
}
Style style = (Style) layer.getStyleBlackboard().get(SLDContent.ID);
if (style == null && Double.isNaN(opacity)) {
return true;
}
double result = SLDs.rasterOpacity(SLDs.rasterSymbolizer(style));
if (result == opacity) {
return true;
}
return false;
}
