/** Updates the state of the stylebar buttons and the defaultGeo field. */
public void updateStyleBar() {
// -----------------------------------------------------
// Create activeGeoList, a list of geos the stylebar can adjust.
// These are either the selected geos or the current default geo.
// Each button uses this list to update its gui and set visibility
// -----------------------------------------------------
activeGeoList = new ArrayList<GeoElement>();
// -----------------------------------------------------
// MODE_MOVE case: load activeGeoList with all selected geos
// -----------------------------------------------------
if (mode == EuclidianConstants.MODE_MOVE) {
boolean hasGeosInThisView = false;
for (GeoElement geo : ((AppD) ev.getApplication()).getSelectedGeos()) {
if (isVisibleInThisView(geo) && geo.isEuclidianVisible() && !geo.isAxis()) {
hasGeosInThisView = true;
break;
}
}
for (GeoElement geo : ec.getJustCreatedGeos()) {
if (isVisibleInThisView(geo) && geo.isEuclidianVisible()) {
hasGeosInThisView = true;
break;
}
}
if (hasGeosInThisView) {
activeGeoList = ((AppD) ev.getApplication()).getSelectedGeos();
// we also update stylebars according to just created geos
activeGeoList.addAll(ec.getJustCreatedGeos());
}
}
// -----------------------------------------------------
// display a selection for the drag-delete-tool
// can't use a geo element for this
// -----------------------------------------------------
else if (mode == EuclidianConstants.MODE_DELETE) {
}
// -----------------------------------------------------
// All other modes: load activeGeoList with current default geo
// -----------------------------------------------------
else if (defaultGeoMap.containsKey(mode)) {
// Save the current default geo state in oldDefaultGeo.
// Stylebar buttons can temporarily change a default geo, but this
// default geo is always restored to its previous state after a mode
// change.
if (oldDefaultGeo != null && modeChanged) {
// add oldDefaultGeo to the default map so that the old default
// is restored
cons.getConstructionDefaults().addDefaultGeo(oldDefaultMode, oldDefaultGeo);
oldDefaultGeo = null;
oldDefaultMode = null;
}
// get the current default geo
GeoElement geo = cons.getConstructionDefaults().getDefaultGeo(defaultGeoMap.get(mode));
if (geo != null) activeGeoList.add(geo);
// update the defaultGeos field (needed elsewhere for adjusting
// default geo state)
defaultGeos = activeGeoList;
// update oldDefaultGeo
if (modeChanged) {
if (defaultGeos.size() == 0) {
oldDefaultGeo = null;
oldDefaultMode = -1;
} else {
oldDefaultGeo = defaultGeos.get(0);
oldDefaultMode = defaultGeoMap.get(mode);
}
}
// we also update stylebars according to just created geos
activeGeoList.addAll(ec.getJustCreatedGeos());
}
updateButtons();
addButtons();
}
/** @return true if the Geo is visible */
public static boolean isEuclidianVisible(GeoElement geo) {
return geo.isEuclidianVisible();
}