public boolean isEnabled() {
boolean isEnabled = false;
MapEditorPlugIn mapEditor = null;
if ((mapEditor = getPlugInContext().getMapEditor()) != null) {
MapContext map = (MapContext) mapEditor.getElement().getObject();
ILayer activeLayer = map.getActiveLayer();
if (activeLayer != null && activeLayer.getSelection().length > 0) isEnabled = true;
}
btn.setEnabled(isEnabled);
return isEnabled;
}
@Override
public boolean isEnabled(MapContext vc, ToolManager tm) {
if (vc.getSelectedLayers().length == 1) {
try {
if (vc.getSelectedLayers()[0].isVectorial()) {
return vc.getSelectedLayers()[0].isVisible();
}
} catch (DriverException e) {
return false;
}
}
return false;
}
public boolean execute(PlugInContext context) throws Exception {
IEditor editor = getPlugInContext().getActiveEditor();
MapContext map = (MapContext) editor.getElement().getObject();
ILayer activeLayer = map.getActiveLayer();
int[] sel = activeLayer.getSelection().clone();
Arrays.sort(sel);
DataSource dataSource = activeLayer.getDataSource();
try {
dataSource.setDispatchingMode(DataSource.STORE);
for (int i = sel.length - 1; i >= 0; i--) {
dataSource.deleteRow(sel[i]);
}
dataSource.setDispatchingMode(DataSource.DISPATCH);
} catch (DriverException e) {
ErrorMessages.error(ErrorMessages.CannotDeleteSelectedRow, e);
}
return true;
}
@Override
protected void polygonDone(com.vividsolutions.jts.geom.Polygon pol, MapContext mc, ToolManager tm)
throws TransitionException {
Geometry g = pol;
if (ToolUtilities.geometryTypeIs(mc, GeometryConstraint.MULTI_POLYGON)) {
g = ToolManager.toolsGeometryFactory.createMultiPolygon(new Polygon[] {pol});
}
SpatialDataSourceDecorator sds = mc.getActiveLayer().getDataSource();
try {
Value[] row = new Value[sds.getMetadata().getFieldCount()];
row[sds.getSpatialFieldIndex()] = ValueFactory.createValue(g);
row = ToolUtilities.populateNotNullFields(sds, row);
sds.insertFilledRow(row);
} catch (DriverException e) {
throw new TransitionException("Cannot insert polygon", e);
}
}
@Override
protected void rectangleDone(
Rectangle2D rect, boolean smallerThanTolerance, MapContext vc, ToolManager tm)
throws TransitionException {
ILayer layer = vc.getSelectedLayers()[0];
DataSource sds = layer.getDataSource();
String sql = null;
try {
GeometryFactory gf = ToolManager.toolsGeometryFactory;
double minx = rect.getMinX();
double miny = rect.getMinY();
double maxx = rect.getMaxX();
double maxy = rect.getMaxY();
Coordinate lowerLeft = new Coordinate(minx, miny);
Coordinate upperRight = new Coordinate(maxx, maxy);
LinearRing envelopeShell =
gf.createLinearRing(
new Coordinate[] {
lowerLeft,
new Coordinate(minx, maxy),
upperRight,
new Coordinate(maxx, miny),
lowerLeft,
});
Geometry geomEnvelope = gf.createPolygon(envelopeShell, new LinearRing[0]);
WKTWriter writer = new WKTWriter();
sql =
"select * from "
+ layer.getName()
+ " where ST_intersects("
+ sds.getMetadata().getFieldName(sds.getSpatialFieldIndex())
+ ", ST_geomfromtext('"
+ writer.write(geomEnvelope)
+ "'));";
BackgroundManager bm = (BackgroundManager) Services.getService(BackgroundManager.class);
bm.backgroundOperation(
new DefaultJobId("org.orbisgis.jobs.InfoTool"), new PopulateViewJob(sql));
} catch (DriverException e) {
throw new TransitionException(e);
} catch (DriverLoadException e) {
throw new RuntimeException(e);
}
}
public void execute(MapContext mapContext, ILayer layer) {
try {
final String geoRasterResult = evaluateResult(layer, mapContext);
if (null != geoRasterResult) {
// save the computed GeoRaster in a tempFile
final DataSourceFactory dsf =
((DataManager) Services.getService(DataManager.class)).getDSF();
DataSource dsResult = dsf.getDataSourceFromSQL(geoRasterResult);
// populate the GeoView TOC with a new RasterLayer
DataManager dataManager = (DataManager) Services.getService(DataManager.class);
final ILayer newLayer = dataManager.createLayer(dsResult);
mapContext.getLayerModel().insertLayer(newLayer, 0);
}
} catch (IOException e) {
Services.getErrorManager().error("Cannot compute " + layer.getName(), e);
} catch (LayerException e) {
Services.getErrorManager()
.error("Cannot insert resulting layer based on " + layer.getName(), e);
} catch (DriverException e) {
Services.getErrorManager().error("Cannot read the raster from the layer ", e);
} catch (DriverLoadException e) {
Services.getErrorManager().error("Cannot create the resulting layer of raster type ", e);
} catch (OperationException e) {
Services.getErrorManager().error("Error during the raster operation", e);
} catch (DataSourceCreationException e) {
e.printStackTrace();
} catch (ParseException e) {
e.printStackTrace();
} catch (SemanticException e) {
e.printStackTrace();
}
}
