--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-client/src/main/java/org/dive4elements/river/client/client/ui/stationinfo/GaugeListGrid.java	Thu Apr 25 12:31:32 2013 +0200
@@ -0,0 +1,320 @@
+package de.intevation.flys.client.client.ui.stationinfo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.google.gwt.core.client.GWT;
+import com.smartgwt.client.types.ListGridFieldType;
+import com.smartgwt.client.widgets.Canvas;
+import com.smartgwt.client.widgets.WidgetCanvas;
+import com.smartgwt.client.widgets.grid.ListGridField;
+import com.smartgwt.client.widgets.grid.ListGridRecord;
+import com.smartgwt.client.widgets.grid.events.RecordClickEvent;
+import com.smartgwt.client.widgets.grid.events.RecordClickHandler;
+
+import de.intevation.flys.client.client.FLYS;
+import de.intevation.flys.client.shared.model.Data;
+import de.intevation.flys.client.shared.model.DataItem;
+import de.intevation.flys.client.shared.model.DataList;
+import de.intevation.flys.client.shared.model.GaugeInfo;
+import de.intevation.flys.client.shared.model.RiverInfo;
+
+
+/**
+ * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
+ */
+public class GaugeListGrid extends InfoListGrid implements RecordClickHandler {
+
+    private static final int ABFLUSSTAFEL_COLUMN = 6;
+
+    public GaugeListGrid(FLYS flys) {
+        super(flys);
+        //TODO i18n!!!
+        ListGridField nfield = new ListGridField("name", "Pegel");
+        ListGridField sfield = new ListGridField("kmstart", "Start [km]", 60);
+        ListGridField efield = new ListGridField("kmend", "Ende [km]", 60);
+        ListGridField stfield = new ListGridField("station", "Station [km]");
+        ListGridField lfield = new ListGridField("link", "Info");
+        lfield.setType(ListGridFieldType.LINK);
+        ListGridField cfield = new ListGridField("curvelink", MSG.gauge_curve_link());
+        cfield.addRecordClickHandler(this);
+
+        this.setFields(nfield, sfield, efield, stfield, lfield, cfield);
+    }
+
+    public void setRiverInfo(RiverInfo riverinfo) {
+        List<GaugeInfo> gauges = riverinfo.getGauges();
+
+        if (gauges != null && !gauges.isEmpty()) {
+
+            ArrayList<GaugeInfo> emptygauges = new ArrayList<GaugeInfo>();
+
+            if (!riverinfo.isKmUp()) {
+                for (GaugeInfo gauge : gauges) {
+                    addGauge(gauge, emptygauges);
+                }
+            }
+            else {
+                for (int i = gauges.size()-1; i >= 0; i--) {
+                    GaugeInfo gauge = gauges.get(i);
+                    addGauge(gauge, emptygauges);
+                }
+            }
+
+            // put empty gauges to the end
+            for (GaugeInfo gauge : emptygauges) {
+                addGauge(gauge);
+            }
+        }
+    }
+
+    private void addGauge(GaugeInfo gauge, List<GaugeInfo> empty) {
+        if (gauge.getKmStart() != null && gauge.getKmEnd() != null) {
+            addGauge(gauge);
+        }
+        else {
+            empty.add(gauge);
+        }
+    }
+
+    private void addGauge(GaugeInfo gauge) {
+        this.addData(new GaugeRecord(gauge));
+    }
+
+    public void open() {
+        ArrayList<Double> locations = new ArrayList<Double>();
+
+        if (data != null && data.length > 0) {
+            for (int i = 0; i < data.length; i++) {
+                DataList dl = data[i];
+                String state = dl.getState();
+                GWT.log("GaugeListGrid - open " + state);
+                if (state.equals("state.winfo.location_distance")) {
+                    Double ldfrom = null;
+                    Double ldto = null;
+
+                    for (int j = dl.size()-1; j >= 0; --j) {
+                        Data d = dl.get(j);
+                        String label = d.getLabel();
+                        GWT.log("GaugeListGrid - setData - label " + label + " " + d.getStringValue());
+                        if (label.equals("ld_from")) {
+                            ldfrom = getDoubleValue(d);
+                        }
+                        else if (label.equals("ld_to")) {
+                            ldto = getDoubleValue(d);
+                        }
+                        else if (label.equals("ld_locations")) {
+                            getLocationsFromData(locations, d);
+                            openOnLocations(locations);
+                            return;
+                        }
+                    }
+                    if (ldfrom != null) {
+                        openOnDistance(ldfrom, ldto);
+                        return;
+                    }
+                }
+                else if(state.equals("state.winfo.distance_only") ||
+                        state.equals("state.winfo.distance")) {
+                    Double ldfrom = null;
+                    Double ldto = null;
+
+                    for (int j = dl.size()-1; j >= 0; --j) {
+                        Data d = dl.get(j);
+                        String label = d.getLabel();
+                        GWT.log("GaugeListGrid - setData - label " + label + " " + d.getStringValue());
+                        if (label.equals("ld_from")) {
+                            ldfrom = getDoubleValue(d);
+                        }
+                        else if (label.equals("ld_to")) {
+                            ldto = getDoubleValue(d);
+                        }
+                    }
+
+                    if (ldfrom != null) {
+                        openOnDistance(ldfrom, ldto);
+                        return;
+                    }
+                }
+                else if (state.equals("state.winfo.location")) {
+                    getLocations("ld_locations", locations, dl);
+                    openOnLocations(locations);
+                    return;
+                }
+                else if (state.equals("state.winfo.reference.curve.input.start")) {
+                    getLocations("reference_startpoint", locations, dl);
+                }
+                else if (state.equals("state.winfo.reference.curve.input.end")) {
+                    getLocations("reference_endpoint", locations, dl);
+                }
+                else if (state.equals("state.winfo.historicalq.reference_gauge")) {
+                    for (int j = dl.size()-1; j >= 0; --j) {
+                        Data d = dl.get(j);
+                        String label = d.getLabel();
+                        if (label.equals("reference_gauge")) {
+                            String tmp = d.getStringValue();
+                            if (tmp != null) {
+                                Long gaugereference = Long.valueOf(tmp);
+                                if (gaugereference != null) {
+                                    openOnReference(gaugereference);
+                                    return;
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        if (!locations.isEmpty()) {
+            openOnLocations(locations);
+        }
+        else {
+            openAll();
+        }
+    }
+
+    void getLocations(String labelname, List<Double> locations, DataList dl) {
+        for (int j = dl.size()-1; j >= 0; --j) {
+            Data d = dl.get(j);
+            String label = d.getLabel();
+            if (label.equals(labelname)) {
+                getLocationsFromData(locations, d);
+            }
+        }
+    }
+
+    void getLocationsFromData(List<Double> locations, Data data) {
+        DataItem[] items = data.getItems();
+        for (int k = 0; k < items.length; k++) {
+            String tmp = items[k].getStringValue();
+            GWT.log("GaugeListGrid - getLocationsFromData " + tmp);
+            if (tmp != null) {
+                if (tmp.contains(" ")) {
+                    // string contains several values ...
+                    String[] values = tmp.split(" ");
+                    for(int i=0; i < values.length; i++) {
+                        Double value = Double.valueOf(values[i]);
+                        if (value != null) {
+                            locations.add(value);
+                        }
+                    }
+                }
+                else {
+                    Double value = Double.valueOf(tmp);
+                    if (value != null) {
+                        locations.add(value);
+                    }
+                }
+            }
+        }
+    }
+
+    public void openOnReference(Long number) {
+        GWT.log("GaugeListGrid - openOnReference " + number);
+        for (ListGridRecord record: this.getRecords()) {
+            GaugeRecord item = (GaugeRecord)record;
+            if (item.getOfficialNumber().equals(number)) {
+                expandRecord(item);
+            }
+            else {
+                collapseRecord(item);
+            }
+        }
+    }
+
+    public void openOnDistance(Double start, Double end) {
+        GWT.log("GaugeListGrid - openOnDistance " + start + " " + end);
+
+        for (ListGridRecord record: this.getRecords()) {
+            GaugeRecord item = (GaugeRecord)record;
+            if (end == null && item.getKmStart() != null) {
+                if (item.getKmStart() >= start) {
+                    expandRecord(item);
+                }
+                else {
+                    collapseRecord(item);
+                }
+            }
+            else if (item.getKmStart() != null && item.getKmEnd() != null) {
+                // as getStart()/getEnd() return Double objects, they can be null and
+                // can cause NPEs when comparing with double... strange...
+                GWT.log("GaugeListGrid - openOnDistance item " + item.getKmStart() + " " + item.getKmEnd());
+                if ((start >= item.getKmStart() && start <= item.getKmEnd()) ||
+                      (end >= item.getKmStart() &&   end <= item.getKmEnd()) ||
+                    (start <= item.getKmStart() &&   end >= item.getKmEnd())) {
+                    expandRecord(item);
+                }
+                else {
+                    collapseRecord(item);
+                }
+            }
+            else {
+                collapseRecord(item);
+            }
+        }
+    }
+
+    /**
+     * Open Gauge entry if a location fits to the gauge.
+     */
+    public void openOnLocations(List<Double> locations) {
+        GWT.log("GaugeListGrid - openOnLocations " + locations);
+
+        if (locations == null || locations.isEmpty()) {
+            return;
+        }
+
+        for (ListGridRecord record: this.getRecords()) {
+            GaugeRecord item = (GaugeRecord)record;
+            boolean isset = false;
+            for (Double location: locations) {
+                if (locations == null) {
+                    continue;
+                }
+
+                Double start = item.getKmStart();
+                Double end   = item.getKmEnd();
+                if (start == null || end == null) {
+                    // should not occur but avoid NullPointerException
+                    continue;
+                }
+
+                if (location >= start && location <= end) {
+                    isset = true;
+                    break;
+                }
+            }
+            if (isset) {
+                expandRecord(item);
+            }
+            else {
+                collapseRecord(item);
+            }
+        }
+    }
+
+    @Override
+    protected Canvas getExpandPanel(ListGridRecord record) {
+        GaugeRecord item = (GaugeRecord)record;
+        return new WidgetCanvas(new GaugeInfoPanel(item, flys));
+    }
+
+    @Override
+    public void onRecordClick(RecordClickEvent event) {
+        GaugeRecord gauge = (GaugeRecord)event.getRecord();
+        flys.newGaugeDischargeCurve(gauge.getRiverName(),
+                gauge.getOfficialNumber());
+    }
+
+    @Override
+    public String getCellCSSText(ListGridRecord record, int rowNum,
+            int colNum) {
+        if (colNum == ABFLUSSTAFEL_COLUMN) {
+            // display the ablfusstafel cell like a link
+            return "text-decoration: underline; color: #0000EE; cursor: pointer;";
+        }
+        else {
+            return super.getCellCSSText(record, rowNum, colNum);
+        }
+    }
+}