/** Called when a map layer has been removed */
public void layerRemoved(MapLayerListEvent event) {
Layer layer = event.getElement();
if (layerTable != null) {
layerTable.onRemoveLayer(layer);
}
redrawBaseImage = true;
if (content.layers().size() == 0) {
clearFields();
} else {
setFullExtent();
}
if (!isDisposed()) redraw();
}
/** Called when a map layer has changed, e.g. features added to a displayed feature collection */
public void layerChanged(MapLayerListEvent event) {
if (layerTable != null) {
layerTable.repaint(event.getElement());
}
redrawBaseImage = true;
int reason = event.getMapLayerEvent().getReason();
if (reason == MapLayerEvent.DATA_CHANGED) {
setFullExtent();
}
if (reason != MapLayerEvent.SELECTION_CHANGED) {
if (!isDisposed()) redraw();
}
}
/**
* Called when a new map layer has been added. Sets the layer as selected (for queries) and, if
* the layer table is being used, adds the new layer to the table.
*/
public void layerAdded(MapLayerListEvent event) {
Layer layer = event.getElement();
if (layerTable != null) {
layerTable.onAddLayer(layer);
}
layer.setSelected(true);
redrawBaseImage = true;
boolean atFullExtent = equalsFullExtent(getDisplayArea());
boolean firstLayer = content.layers().size() == 1;
if (firstLayer || atFullExtent) {
reset();
if (firstLayer) {
setCrs(layer.getBounds().getCoordinateReferenceSystem());
return;
}
}
if (!isDisposed()) redraw();
}