ingo@780: package de.intevation.flys.client.client.ui;
ingo@780: 
ingo@780: import java.util.ArrayList;
ingo@780: import java.util.List;
ingo@780: 
ingo@780: import com.google.gwt.core.client.GWT;
ingo@780: import com.google.gwt.i18n.client.NumberFormat;
ingo@780: 
ingo@780: import com.smartgwt.client.widgets.Canvas;
ingo@780: import com.smartgwt.client.widgets.Label;
ingo@780: import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
ingo@780: import com.smartgwt.client.widgets.form.fields.events.BlurEvent;
ingo@780: import com.smartgwt.client.widgets.layout.HLayout;
ingo@780: import com.smartgwt.client.widgets.layout.VLayout;
ingo@781: import com.smartgwt.client.widgets.tab.TabSet;
ingo@781: import com.smartgwt.client.widgets.tab.Tab;
ingo@780: 
ingo@780: import de.intevation.flys.client.shared.model.Data;
ingo@780: import de.intevation.flys.client.shared.model.DataItem;
ingo@780: import de.intevation.flys.client.shared.model.DataList;
ingo@780: import de.intevation.flys.client.shared.model.DefaultData;
ingo@780: import de.intevation.flys.client.shared.model.DefaultDataItem;
ingo@780: 
ingo@780: import de.intevation.flys.client.client.FLYSConstants;
ingo@781: import de.intevation.flys.client.client.ui.range.RangeTable;
ingo@781: import de.intevation.flys.client.client.ui.range.LocationsTable;
ingo@780: 
ingo@780: 
ingo@780: public class DistancePanel extends AbstractUIProvider implements BlurHandler {
ingo@780: 
ingo@780:     public static final int DEFAULT_STEP_WIDTH = 100;
ingo@780: 
ingo@780: 
ingo@780:     protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
ingo@780: 
ingo@781:     protected RangeTable     distancesTable;
ingo@781:     protected LocationsTable locationsTable;
ingo@781: 
ingo@780:     protected DoubleRangePanel distancePanel;
ingo@780: 
ingo@781:     protected TabSet tabs;
ingo@781: 
ingo@780:     protected double min;
ingo@780:     protected double max;
ingo@780: 
ingo@780: 
ingo@780:     public DistancePanel() {
ingo@781:         distancesTable = new RangeTable();
ingo@781:         locationsTable = new LocationsTable();
ingo@781:         distancePanel  = new DoubleRangePanel(
ingo@780:             MSG.unitFrom(), MSG.unitTo(), MSG.unitWidth(),
ingo@780:             0d, 0d, 0d, 250, this);
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     @Override
ingo@780:     public Canvas create(DataList data) {
ingo@780:         VLayout layout = new VLayout();
ingo@780:         layout.setMembersMargin(10);
ingo@780: 
ingo@780:         Label label = new Label(MSG.distance_state());
ingo@780: 
ingo@780:         Canvas submit = getNextButton();
ingo@780: 
ingo@780:         label.setHeight(25);
ingo@780:         distancePanel.setHeight(50);
ingo@780: 
ingo@780:         layout.addMember(label);
ingo@780:         layout.addMember(distancePanel);
ingo@780:         layout.addMember(submit);
ingo@780: 
ingo@780:         initMinMaxValues(data);
ingo@780:         initDefaultValues(data);
ingo@781:         initHelperPanel();
ingo@780: 
ingo@780:         return layout;
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     @Override
ingo@780:     public Canvas createOld(DataList dataList) {
ingo@780:         String s = getOldSelectionString(dataList);
ingo@780:         String l = dataList.getLabel();
ingo@780: 
ingo@780:         Label label    = new Label(l);
ingo@780:         Label selected = new Label(s);
ingo@780: 
ingo@780:         HLayout layout = new HLayout();
ingo@780: 
ingo@780:         layout.setWidth(400);
ingo@780:         label.setWidth(200);
ingo@780:         selected.setWidth(130);
ingo@780: 
ingo@780:         layout.addMember(label);
ingo@780:         layout.addMember(selected);
ingo@780: 
ingo@780:         return layout;
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected String getOldSelectionString(DataList dataList) {
ingo@780:         List<Data> items = dataList.getAll();
ingo@780: 
ingo@780:         Data dFrom = getData(items, "ld_from");
ingo@780:         Data dTo   = getData(items, "ld_to");
ingo@780:         Data dStep = getData(items, "ld_step");
ingo@780: 
ingo@780:         DataItem[] from = dFrom.getItems();
ingo@780:         DataItem[] to   = dTo.getItems();
ingo@780:         DataItem[] step = dStep.getItems();
ingo@780: 
ingo@780:         StringBuilder sb = new StringBuilder();
ingo@780:         sb.append(from[0].getLabel());
ingo@780:         sb.append(" " + MSG.unitFrom() + " ");
ingo@780:         sb.append(to[0].getLabel());
ingo@780:         sb.append(" " + MSG.unitTo() + " ");
ingo@780:         sb.append(step[0].getLabel());
ingo@780:         sb.append(" " + MSG.unitWidth());
ingo@780: 
ingo@780:         return sb.toString();
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     @Override
ingo@780:     public List<String> validate() {
ingo@780:         List<String> errors = new ArrayList<String>();
ingo@780: 
ingo@780:         if (!distancePanel.validateForm()) {
ingo@780:             errors.add(MSG.wrongFormat());
ingo@780: 
ingo@780:             return errors;
ingo@780:         }
ingo@780: 
ingo@780:         validateFrom(errors);
ingo@780:         validateTo(errors);
ingo@780: 
ingo@780:         return errors;
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void validateFrom(List<String> errors) {
ingo@780:         double from = distancePanel.getFrom();
ingo@780: 
ingo@780:         if (from < min || from > max) {
ingo@780:             NumberFormat nf = NumberFormat.getDecimalFormat();
ingo@780: 
ingo@780:             String tmp = MSG.error_validate_lower_range();
ingo@780:             tmp        = tmp.replace("$1", nf.format(from));
ingo@780:             tmp        = tmp.replace("$2", nf.format(min));
ingo@780: 
ingo@780:             distancePanel.setFrom(min);
ingo@780:             errors.add(tmp);
ingo@780:         }
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void validateTo(List<String> errors) {
ingo@780:         double to = distancePanel.getTo();
ingo@780: 
ingo@780:         if (to < min || to > max) {
ingo@780:             NumberFormat nf = NumberFormat.getDecimalFormat();
ingo@780: 
ingo@780:             String tmp = MSG.error_validate_upper_range();
ingo@780:             tmp        = tmp.replace("$1", nf.format(to));
ingo@780:             tmp        = tmp.replace("$2", nf.format(max));
ingo@780: 
ingo@780:             distancePanel.setTo(max);
ingo@780:             errors.add(tmp);
ingo@780:         }
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     @Override
ingo@780:     public Data[] getData() {
ingo@780:         Data[] data = new Data[3];
ingo@780: 
ingo@780:         data[0] = getDataFrom();
ingo@780:         data[1] = getDataTo();
ingo@780:         data[2] = getDataStep();
ingo@780: 
ingo@780:         return data;
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected Data getDataFrom() {
ingo@780:         String value  = String.valueOf(distancePanel.getFrom());
ingo@780:         DataItem item = new DefaultDataItem("ld_from", "ld_from", value);
ingo@780:         return new DefaultData(
ingo@780:             "ld_from", null, null, new DataItem[] { item });
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected Data getDataTo() {
ingo@780:         String value  = String.valueOf(distancePanel.getTo());
ingo@780:         DataItem item = new DefaultDataItem("ld_to", "ld_to", value);
ingo@780:         return new DefaultData(
ingo@780:             "ld_to", null, null, new DataItem[] { item });
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected Data getDataStep() {
ingo@780:         String value  = String.valueOf(distancePanel.getStep());
ingo@780:         DataItem item = new DefaultDataItem("ld_step","ld_step", value);
ingo@780:         return new DefaultData(
ingo@780:             "ld_step", null, null, new DataItem[] { item });
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     @Override
ingo@780:     public void onBlur(BlurEvent event) {
ingo@780:         distancePanel.validateForm();
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void initMinMaxValues(DataList data) {
ingo@780:         Data f = getData(data.getAll(), "ld_from");
ingo@780:         Data t = getData(data.getAll(), "ld_to");
ingo@780: 
ingo@780:         DataItem[] fItems = f.getItems();
ingo@780:         DataItem[] tItems = t.getItems();
ingo@780: 
ingo@780:         try {
ingo@780:             min = Double.valueOf(fItems[0].getStringValue());
ingo@780:             max = Double.valueOf(tItems[0].getStringValue());
ingo@780:         }
ingo@780:         catch (NumberFormatException nfe) {
ingo@780:             min = -Double.MAX_VALUE;
ingo@780:             max =  Double.MAX_VALUE;
ingo@780:         }
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void initDefaultValues(DataList data) {
ingo@780:         initDefaultFrom(data);
ingo@780:         initDefaultTo(data);
ingo@780:         initDefaultStep(data);
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void initDefaultFrom(DataList data) {
ingo@780:         Data f = getData(data.getAll(), "ld_from");
ingo@780: 
ingo@780:         double from = min;
ingo@780: 
ingo@780:         try {
ingo@780:             from = getDefaultValue(f);
ingo@780:         }
ingo@780:         catch (NumberFormatException nfe) {
ingo@780:             // do nothing
ingo@780:         }
ingo@780: 
ingo@780:         distancePanel.setFrom(from);
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void initDefaultTo(DataList data) {
ingo@780:         Data t = getData(data.getAll(), "ld_to");
ingo@780: 
ingo@780:         double to = max;
ingo@780: 
ingo@780:         try {
ingo@780:             to = getDefaultValue(t);
ingo@780:         }
ingo@780:         catch (NumberFormatException nfe) {
ingo@780:             // do nothing
ingo@780:         }
ingo@780: 
ingo@780:         distancePanel.setTo(to);
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected void initDefaultStep(DataList data) {
ingo@780:         Data s = getData(data.getAll(), "ld_step");
ingo@780: 
ingo@780:         double step = (double) DEFAULT_STEP_WIDTH;
ingo@780: 
ingo@780:         try {
ingo@780:             step = getDefaultValue(s);
ingo@780:         }
ingo@780:         catch (NumberFormatException nfe) {
ingo@780:             // do nothing
ingo@780:         }
ingo@780: 
ingo@780:         distancePanel.setStep(step);
ingo@780:     }
ingo@780: 
ingo@780: 
ingo@780:     protected double getDefaultValue(Data data)
ingo@780:     throws NumberFormatException
ingo@780:     {
ingo@780:         DataItem def      = data.getDefault();
ingo@780:         String   defValue = def != null ? def.getStringValue() : null;
ingo@780: 
ingo@780:         return Double.valueOf(defValue);
ingo@780:     }
ingo@781: 
ingo@781: 
ingo@781:     protected void initHelperPanel() {
ingo@781:         tabs = new TabSet();
ingo@781:         tabs.setWidth100();
ingo@781:         tabs.setHeight100();
ingo@781: 
ingo@781:         Tab locations = new Tab(MSG.locations());
ingo@781:         Tab distances = new Tab(MSG.distance());
ingo@781: 
ingo@781:         locations.setPane(locationsTable);
ingo@781:         distances.setPane(distancesTable);
ingo@781: 
ingo@781:         tabs.addTab(locations, 0);
ingo@781:         tabs.addTab(distances, 1);
ingo@781: 
ingo@781:         helperContainer.addChild(tabs);
ingo@781:     }
ingo@780: }
ingo@780: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :