bjoern@3842: package de.intevation.flys.client.client.ui;
bjoern@3842: 
bjoern@3842: import java.util.ArrayList;
bjoern@3842: import java.util.List;
bjoern@3842: import java.util.Iterator;
bjoern@3842: 
bjoern@3842: import com.google.gwt.core.client.GWT;
bjoern@3842: import com.google.gwt.i18n.client.NumberFormat;
bjoern@3842: import com.google.gwt.user.client.ui.Anchor;
bjoern@3842: import com.google.gwt.user.client.ui.DecoratorPanel;
bjoern@3842: import com.google.gwt.user.client.ui.Grid;
bjoern@3842: import com.google.gwt.user.client.ui.Label;
bjoern@3842: import com.google.gwt.user.client.ui.ScrollPanel;
bjoern@3842: import com.google.gwt.user.client.ui.Tree;
bjoern@3842: import com.google.gwt.user.client.ui.TreeItem;
bjoern@3842: 
bjoern@3842: import com.smartgwt.client.widgets.layout.HLayout;
bjoern@3842: 
bjoern@3842: import de.intevation.flys.client.client.FLYSConstants;
bjoern@3842: 
bjoern@3842: import de.intevation.flys.client.shared.model.Data;
bjoern@3842: import de.intevation.flys.client.shared.model.DataItem;
bjoern@3842: import de.intevation.flys.client.shared.model.DataList;
bjoern@3842: import de.intevation.flys.client.shared.model.GaugeInfo;
bjoern@3842: import de.intevation.flys.client.shared.model.RiverInfo;
bjoern@3842: 
bjoern@3842: 
bjoern@3842: public class GaugeTree extends ScrollPanel {
bjoern@3842: 
bjoern@3842:     private Tree tree;
bjoern@3842:     private DataList[] data;
bjoern@3842: 
bjoern@3842:     /** The message class that provides i18n strings.*/
bjoern@3842:     protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
bjoern@3842: 
bjoern@3842:     public GaugeTree() {
bjoern@3842:         tree = new Tree();
bjoern@3842:         setWidget(tree);
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     /**
bjoern@3842:      * Resets the items of the tree.
bjoern@3842:      * If the list of gauges is empty or null the tree will be empty.
bjoern@3842:      */
bjoern@3842:     public void setGauges(RiverInfo riverinfo) {
bjoern@3842:         tree.clear();
bjoern@3842: 
bjoern@3842:         List<GaugeInfo> gauges = riverinfo.getGauges();
bjoern@3842: 
bjoern@3842:         if (gauges != null && !gauges.isEmpty()) {
bjoern@3842: 
bjoern@3842:             ArrayList<GaugeInfo> emptygauges = new ArrayList<GaugeInfo>();
bjoern@3842: 
bjoern@3842:             if (!riverinfo.isKmUp()) {
bjoern@3842:                 for (GaugeInfo gauge : gauges) {
bjoern@3842:                     addGauge(gauge, emptygauges);
bjoern@3842:                 }
bjoern@3842:             }
bjoern@3842:             else {
bjoern@3842:                 for (int i = gauges.size()-1; i >= 0; i--) {
bjoern@3842:                     GaugeInfo gauge = gauges.get(i);
bjoern@3842:                     addGauge(gauge, emptygauges);
bjoern@3842:                 }
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             // put empty gauges to the end
bjoern@3842:             for (GaugeInfo gauge : emptygauges) {
bjoern@3842:                 addGauge(gauge);
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             open();
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     private void addGauge(GaugeInfo gauge, List<GaugeInfo> empty) {
bjoern@3842:         if (gauge.getKmStart() != null && gauge.getKmEnd() != null) {
bjoern@3842:             addGauge(gauge);
bjoern@3842:         }
bjoern@3842:         else {
bjoern@3842:             empty.add(gauge);
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     private void addGauge(GaugeInfo gauge) {
bjoern@3842:         GaugeInfoItem gaugeitem = new GaugeInfoItem(gauge);
bjoern@3842:         tree.addItem(gaugeitem);
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     public void openAll() {
bjoern@3842:         GWT.log("GaugeTree - openAll");
bjoern@3842:         for (Iterator<TreeItem> it = tree.treeItemIterator(); it.hasNext();) {
bjoern@3842:             TreeItem item = it.next();
bjoern@3842:             item.setState(true);
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     public void setData(DataList[] data) {
bjoern@3842:         this.data = data;
bjoern@3842:         if (tree.getItemCount() > 0) {
bjoern@3842:             open();
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     public void open() {
bjoern@3842:         ArrayList<Double> locations = new ArrayList<Double>();
bjoern@3842: 
bjoern@3842:         if (data != null && data.length > 0) {
bjoern@3842:             for (int i = 0; i < data.length; i++) {
bjoern@3842:                 DataList dl = data[i];
bjoern@3842:                 String state = dl.getState();
bjoern@3842:                 GWT.log("GaugeTree - setData " + state);
bjoern@3842:                 if (state.equals("state.winfo.location_distance")) {
bjoern@3842:                     Double ldfrom = null;
bjoern@3842:                     Double ldto = null;
bjoern@3842: 
bjoern@3842:                     for (int j = dl.size()-1; j >= 0; --j) {
bjoern@3842:                         Data d = dl.get(j);
bjoern@3842:                         String label = d.getLabel();
bjoern@3842:                         GWT.log("GaugeTree - setData - label " + label + " " + d.getStringValue());
bjoern@3842:                         if (label.equals("ld_from")) {
bjoern@3842:                             ldfrom = getDoubleValue(d);
bjoern@3842:                         }
bjoern@3842:                         else if (label.equals("ld_to")) {
bjoern@3842:                             ldto = getDoubleValue(d);
bjoern@3842:                         }
bjoern@3842:                         else if (label.equals("ld_locations")) {
bjoern@3842:                             getLocationsFromData(locations, d);
bjoern@3842:                             openOnLocations(locations);
bjoern@3842:                             return;
bjoern@3842:                         }
bjoern@3842:                     }
bjoern@3842:                     if (ldfrom != null) {
bjoern@3842:                         openOnDistance(ldfrom, ldto);
bjoern@3842:                         return;
bjoern@3842:                     }
bjoern@3842:                 }
bjoern@3842:                 else if(state.equals("state.winfo.distance_only") ||
bjoern@3842:                         state.equals("state.winfo.distance")) {
bjoern@3842:                     Double ldfrom = null;
bjoern@3842:                     Double ldto = null;
bjoern@3842: 
bjoern@3842:                     for (int j = dl.size()-1; j >= 0; --j) {
bjoern@3842:                         Data d = dl.get(j);
bjoern@3842:                         String label = d.getLabel();
bjoern@3842:                         GWT.log("GaugeTree - setData - label " + label + " " + d.getStringValue());
bjoern@3842:                         if (label.equals("ld_from")) {
bjoern@3842:                             ldfrom = getDoubleValue(d);
bjoern@3842:                         }
bjoern@3842:                         else if (label.equals("ld_to")) {
bjoern@3842:                             ldto = getDoubleValue(d);
bjoern@3842:                         }
bjoern@3842:                     }
bjoern@3842: 
bjoern@3842:                     if (ldfrom != null) {
bjoern@3842:                         openOnDistance(ldfrom, ldto);
bjoern@3842:                         return;
bjoern@3842:                     }
bjoern@3842:                         }
bjoern@3842:                 else if (state.equals("state.winfo.location")) {
bjoern@3842:                     getLocations("ld_locations", locations, dl);
bjoern@3842:                     openOnLocations(locations);
bjoern@3842:                     return;
bjoern@3842:                 }
bjoern@3842:                 else if (state.equals("state.winfo.reference.curve.input.start")) {
bjoern@3842:                     getLocations("reference_startpoint", locations, dl);
bjoern@3842:                 }
bjoern@3842:                 else if (state.equals("state.winfo.reference.curve.input.end")) {
bjoern@3842:                     getLocations("reference_endpoint", locations, dl);
bjoern@3842:                 }
bjoern@3842:                 else if (state.equals("state.winfo.historicalq.reference_gauge")) {
bjoern@3842:                     for (int j = dl.size()-1; j >= 0; --j) {
bjoern@3842:                         Data d = dl.get(j);
bjoern@3842:                         String label = d.getLabel();
bjoern@3842:                         if (label.equals("reference_gauge")) {
bjoern@3842:                             String tmp = d.getStringValue();
bjoern@3842:                             if (tmp != null) {
bjoern@3844:                                 Long gaugereference = Long.valueOf(tmp);
bjoern@3842:                                 if (gaugereference != null) {
bjoern@3844:                                     openOnReference(gaugereference);
bjoern@3844:                                     return;
bjoern@3842:                                 }
bjoern@3842:                             }
bjoern@3842:                         }
bjoern@3842:                     }
bjoern@3842:                 }
bjoern@3842:             }
bjoern@3842:         }
bjoern@3842:         if (!locations.isEmpty()) {
bjoern@3842:             openOnLocations(locations);
bjoern@3842:         }
bjoern@3842:         else {
bjoern@3842:             openAll();
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     private void getLocations(String labelname, List<Double> locations, DataList dl) {
bjoern@3842:         for (int j = dl.size()-1; j >= 0; --j) {
bjoern@3842:             Data d = dl.get(j);
bjoern@3842:             String label = d.getLabel();
bjoern@3842:             if (label.equals(labelname)) {
bjoern@3842:                 getLocationsFromData(locations, d);
bjoern@3842:             }
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     private void getLocationsFromData(List<Double> locations, Data data) {
bjoern@3842:         DataItem[] items = data.getItems();
bjoern@3842:         for (int k = 0; k < items.length; k++) {
bjoern@3842:             String tmp = items[k].getStringValue();
bjoern@3842:             GWT.log("GaugeTree - getLocationsFromData " + tmp);
bjoern@3842:             if (tmp != null) {
bjoern@3842:                 if (tmp.contains(" ")) {
bjoern@3842:                     // string contains several values ...
bjoern@3842:                     String[] values = tmp.split(" ");
bjoern@3842:                     for(int i=0; i < values.length; i++) {
bjoern@3842:                         Double value = Double.valueOf(values[i]);
bjoern@3842:                         if (value != null) {
bjoern@3842:                             locations.add(value);
bjoern@3842:                         }
bjoern@3842:                     }
bjoern@3842:                 }
bjoern@3842:                 else {
bjoern@3842:                     Double value = Double.valueOf(tmp);
bjoern@3842:                     if (value != null) {
bjoern@3842:                         locations.add(value);
bjoern@3842:                     }
bjoern@3842:                 }
bjoern@3842:             }
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     private Double getDoubleValue(Data d) {
bjoern@3842:         String tmp = d.getStringValue();
bjoern@3842:         if (tmp != null) {
bjoern@3842:             return Double.valueOf(tmp);
bjoern@3842:         }
bjoern@3842:         return null;
bjoern@3842:     }
bjoern@3842: 
bjoern@3844:     public void openOnReference(Long number) {
bjoern@3844:         GWT.log("GaugeTree - openOnReference " + number);
bjoern@3844:         for (Iterator<TreeItem> it = tree.treeItemIterator(); it.hasNext();) {
bjoern@3844:             TreeItem item = it.next();
bjoern@3844:             if (item instanceof GaugeInfoItem) {
bjoern@3844:                 GaugeInfoItem gitem = (GaugeInfoItem)item;
bjoern@3844:                 if (gitem.getReference().equals(number)) {
bjoern@3844:                     item.setState(true);
bjoern@3844:                 }
bjoern@3844:                 else {
bjoern@3844:                     item.setState(false);
bjoern@3844:                 }
bjoern@3844:             }
bjoern@3844:         }
bjoern@3844:     }
bjoern@3844: 
bjoern@3842:     public void openOnDistance(Double start, Double end) {
bjoern@3842:         GWT.log("GaugeTree - openOnDistance " + start + " " + end + " " +
bjoern@3842:                 tree.getItemCount());
bjoern@3842: 
bjoern@3842:         for (Iterator<TreeItem> it = tree.treeItemIterator(); it.hasNext();) {
bjoern@3842:             TreeItem item = it.next();
bjoern@3842:             /* Strange stuff is happening here:
bjoern@3842:              * GWT Tree.treeItemIterator returns another TreeItem for each
bjoern@3842:              * GaugeInfoItem */
bjoern@3842:             if (item instanceof GaugeInfoItem) {
bjoern@3842:                 boolean setstate = false;
bjoern@3842:                 GaugeInfoItem gitem = (GaugeInfoItem)item;
bjoern@3842:                 if (end == null) {
bjoern@3842:                     if (gitem.getStart() >= start) {
bjoern@3842:                         setstate = true;
bjoern@3842:                     }
bjoern@3842:                 }
bjoern@3842:                 else {
bjoern@3842:                     GWT.log("GaugeTree - openOnDistance gitem " + gitem.getStart() + " " + gitem.getEnd());
bjoern@3842:                     if ((start >= gitem.getStart() && start <= gitem.getEnd()) ||
bjoern@3842:                             (end >= gitem.getStart() && end <= gitem.getEnd()) ||
bjoern@3842:                             (start <= gitem.getStart() && end >= gitem.getEnd())) {
bjoern@3842:                         setstate = true;
bjoern@3842:                             }
bjoern@3842:                 }
bjoern@3842:                 item.setState(setstate);
bjoern@3842:             }
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     public void openOnLocations(List<Double> locations) {
bjoern@3842:         GWT.log("GaugeTree - openOnLocations " + locations + " " +
bjoern@3842:                 tree.getItemCount());
bjoern@3842: 
bjoern@3842:         if (locations == null || locations.isEmpty()) {
bjoern@3842:             return;
bjoern@3842:         }
bjoern@3842: 
bjoern@3842:         for (Iterator<TreeItem> it = tree.treeItemIterator(); it.hasNext();) {
bjoern@3842:             TreeItem item = it.next();
bjoern@3842:             if (item instanceof GaugeInfoItem) {
bjoern@3842:                 GaugeInfoItem gitem = (GaugeInfoItem)item;
bjoern@3842:                 boolean isset = false;
bjoern@3842:                 for (Double location: locations) {
bjoern@3842:                     if (locations == null) {
bjoern@3842:                         continue;
bjoern@3842:                     }
bjoern@3842:                     if (location >= gitem.getStart() &&
bjoern@3842:                             location <= gitem.getEnd()) {
bjoern@3842:                         isset = true;
bjoern@3842:                         break;
bjoern@3842:                             }
bjoern@3842:                 }
bjoern@3842:                 item.setState(isset);
bjoern@3842:             }
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     class GaugeInfoItem extends TreeItem {
bjoern@3842: 
bjoern@3842:         private GaugeInfo gauge;
bjoern@3842: 
bjoern@3842:         public GaugeInfoItem(GaugeInfo gauge) {
bjoern@3842:             GaugeInfoHead gaugeinfohead = new GaugeInfoHead(gauge);
bjoern@3842:             GaugeInfoPanel gaugeinfopanel = new GaugeInfoPanel(gauge);
bjoern@3842:             setWidget(gaugeinfohead);
bjoern@3842:             addItem(gaugeinfopanel);
bjoern@3842:             this.gauge = gauge;
bjoern@3842:         }
bjoern@3842: 
bjoern@3842:         public Double getStart() {
bjoern@3842:             return gauge.getKmStart();
bjoern@3842:         }
bjoern@3842: 
bjoern@3842:         public Double getEnd() {
bjoern@3842:             return gauge.getKmEnd();
bjoern@3842:         }
bjoern@3844: 
bjoern@3844:         public Long getReference() {
bjoern@3844:             return gauge.getOfficialNumber();
bjoern@3844:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     class GaugeInfoHead extends HLayout {
bjoern@3842: 
bjoern@3842:         public GaugeInfoHead(GaugeInfo gauge) {
bjoern@3842:             setStyleName("gaugeinfohead");
bjoern@3842:             setAutoHeight();
bjoern@3842:             setAutoWidth();
bjoern@3842: 
bjoern@3842:             NumberFormat nf = NumberFormat.getDecimalFormat();
bjoern@3842: 
bjoern@3842:             Label label = new Label(gauge.getName(), true);
bjoern@3842:             addMember(label);
bjoern@3842: 
bjoern@3842:             Double start;
bjoern@3842:             Double end;
bjoern@3842: 
bjoern@3842:             if (!gauge.isKmUp()) {
bjoern@3842:                 start = gauge.getKmStart();
bjoern@3842:                 end   = gauge.getKmEnd();
bjoern@3842:             }
bjoern@3842:             else {
bjoern@3842:                 start = gauge.getKmEnd();
bjoern@3842:                 end   = gauge.getKmStart();
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             String kmtext = "";
bjoern@3842:             if (start != null) {
bjoern@3842:                 kmtext += nf.format(start);
bjoern@3842:                 kmtext += " - ";
bjoern@3842:             }
bjoern@3842:             if (end != null) {
bjoern@3842:                 kmtext += nf.format(end);
bjoern@3842:             }
bjoern@3842:             if (start != null || end != null) {
bjoern@3842:                 kmtext += " km";
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             label = new Label(kmtext);
bjoern@3842: 
bjoern@3842:             addMember(label);
bjoern@3842: 
bjoern@3842:             Double station = gauge.getStation();
bjoern@3842:             if (station != null) {
bjoern@3842:                 String stext = nf.format(station);
bjoern@3842:                 stext += " km";
bjoern@3842:                 label = new Label(stext);
bjoern@3842:                 addMember(label);
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             addMember(new Anchor(MSG.gauge_info_link(), gauge.getInfoURL()));
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842:     class GaugeInfoPanel extends DecoratorPanel {
bjoern@3842: 
bjoern@3842:         public GaugeInfoPanel(GaugeInfo gauge) {
bjoern@3842:             setStyleName("gaugeinfopanel");
bjoern@3842:             Grid grid = new Grid(4, 2);
bjoern@3842: 
bjoern@3842:             NumberFormat nf = NumberFormat.getDecimalFormat();
bjoern@3842: 
bjoern@3842:             Double minw = gauge.getMinW();
bjoern@3842:             Double maxw = gauge.getMaxW();
bjoern@3842:             if (minw != null && maxw != null) {
bjoern@3842:                 grid.setText(0, 0, MSG.wq_value_q());
bjoern@3842:                 grid.setText(0, 1, "" + nf.format(minw) +
bjoern@3842:                         " - " + nf.format(maxw));
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             Double minq = gauge.getMinQ();
bjoern@3842:             Double maxq = gauge.getMaxQ();
bjoern@3842:             if (minq != null && maxq != null) {
bjoern@3842:                 grid.setText(1, 0, MSG.wq_value_w());
bjoern@3842:                 grid.setText(1, 1, "" + nf.format(minq) +
bjoern@3842:                         " - " + nf.format(maxq));
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             Double aeo = gauge.getAeo();
bjoern@3842:             if (aeo != null) {
bjoern@3842:                 grid.setText(2, 0, "AEO [km²]");
bjoern@3842:                 grid.setText(2, 1, "" + nf.format(aeo));
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             Double datum = gauge.getDatum();
bjoern@3842:             if (datum != null) {
bjoern@3842:                 grid.setText(3, 0, MSG.gauge_zero() + " [" +
bjoern@3842:                         gauge.getWstUnit() + "]");
bjoern@3842:                 grid.setText(3, 1, "" + nf.format(datum));
bjoern@3842:             }
bjoern@3842: 
bjoern@3842:             setWidget(grid);
bjoern@3842:         }
bjoern@3842:     }
bjoern@3842: 
bjoern@3842: }