teichmann@5861: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5861:  * Software engineering by Intevation GmbH
teichmann@5861:  *
teichmann@5993:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5861:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5993:  * documentation coming with Dive4Elements River for details.
teichmann@5861:  */
teichmann@5861: 
teichmann@5835: package org.dive4elements.river.client.client.ui.fixation;
raimund@2505: 
raimund@2505: import java.util.ArrayList;
gernotbelger@9099: import java.util.List;
raimund@2505: 
teichmann@5835: import org.dive4elements.river.client.client.FLYSConstants;
teichmann@5835: import org.dive4elements.river.client.client.ui.DoubleRangePanel;
teichmann@5835: import org.dive4elements.river.client.shared.model.Data;
teichmann@5835: import org.dive4elements.river.client.shared.model.DataItem;
teichmann@5835: import org.dive4elements.river.client.shared.model.DataList;
teichmann@5835: import org.dive4elements.river.client.shared.model.DefaultData;
teichmann@5835: import org.dive4elements.river.client.shared.model.DefaultDataItem;
gernotbelger@9256: import org.dive4elements.river.client.shared.model.FixingsOverviewInfo;
gernotbelger@9099: 
gernotbelger@9099: import com.google.gwt.core.client.GWT;
gernotbelger@9099: import com.smartgwt.client.widgets.Canvas;
gernotbelger@9099: import com.smartgwt.client.widgets.Label;
gernotbelger@9099: import com.smartgwt.client.widgets.form.fields.FormItem;
gernotbelger@9099: import com.smartgwt.client.widgets.form.fields.events.BlurEvent;
gernotbelger@9099: import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
gernotbelger@9099: import com.smartgwt.client.widgets.layout.HLayout;
gernotbelger@9099: import com.smartgwt.client.widgets.layout.VLayout;
gernotbelger@9099: 
raimund@2505: /**
raimund@2505:  * This UIProvider creates a panel for location or distance input.
raimund@2505:  *
raimund@2505:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
raimund@2505:  */
gernotbelger@9099: public class FixLocationPanel extends FixationPanel implements BlurHandler {
raimund@2505:     /** The message class that provides i18n strings. */
raimund@2505:     protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
raimund@2505: 
gernotbelger@9099:     /** The constant name of the input field to enter locations. */
raimund@2505:     public static final String FIELD_VALUE_LOCATION = "location";
raimund@2505: 
gernotbelger@9099:     /** The constant name of the input field to enter distance. */
raimund@2505:     public static final String FIELD_VALUE_DISTANCE = "distance";
raimund@2505: 
raimund@2505:     DoubleRangePanel inputPanel;
raimund@2505: 
raimund@2505:     double from;
raimund@2505:     double to;
raimund@2505:     double step;
raimund@2505: 
gernotbelger@9099:     @Override
gernotbelger@9099:     public Canvas createWidget(final DataList data) {
raimund@2505:         instances.put(this.artifact.getUuid(), this);
raimund@2505: 
gernotbelger@9099:         final VLayout layout = new VLayout();
raimund@2505: 
gernotbelger@9099:         final Canvas title = new Label(this.MESSAGES.distance());
raimund@2505:         title.setHeight("25px");
raimund@2505: 
gernotbelger@9099:         this.inputPanel = new DoubleRangePanel(this.MESSAGES.unitFrom(), this.MESSAGES.unitTo(), this.MESSAGES.unitWidth(), 0d, 0d, 0d, 240, this);
raimund@2505: 
raimund@2505:         layout.addMember(title);
gernotbelger@9099:         layout.addMember(this.inputPanel);
raimund@2505:         return layout;
raimund@2505:     }
raimund@2505: 
raimund@2505:     @Override
gernotbelger@9099:     public Canvas createOld(final DataList dataList) {
gernotbelger@9099:         final List<Data> items = dataList.getAll();
raimund@2505: 
gernotbelger@9099:         final Data f = getData(items, "ld_from");
gernotbelger@9099:         final Data t = getData(items, "ld_to");
gernotbelger@9099:         final Data s = getData(items, "ld_step");
gernotbelger@9099:         final DataItem[] fItems = f.getItems();
gernotbelger@9099:         final DataItem[] tItems = t.getItems();
gernotbelger@9099:         final DataItem[] sItems = s.getItems();
raimund@2505: 
gernotbelger@9099:         final StringBuilder sb = new StringBuilder();
raimund@2505:         sb.append(fItems[0].getLabel());
gernotbelger@9099:         sb.append(" " + this.MESSAGES.unitFrom() + " ");
raimund@2505:         sb.append(tItems[0].getLabel());
gernotbelger@9099:         sb.append(" " + this.MESSAGES.unitTo() + " ");
raimund@2505:         sb.append(sItems[0].getLabel());
gernotbelger@9099:         sb.append(" " + this.MESSAGES.unitWidth());
raimund@2505: 
gernotbelger@9099:         final Label old = new Label(sb.toString());
raimund@2505:         old.setWidth(130);
raimund@2505: 
gernotbelger@9099:         final HLayout layout = new HLayout();
raimund@2505:         layout.setWidth("400px");
raimund@2505: 
gernotbelger@9099:         final Label label = new Label(dataList.getLabel());
raimund@2505:         label.setWidth("200px");
raimund@2505: 
gernotbelger@9099:         final Canvas back = getBackButton(dataList.getState());
raimund@2505: 
raimund@2505:         layout.addMember(label);
raimund@2505:         layout.addMember(old);
raimund@2505:         layout.addMember(back);
raimund@2505: 
raimund@2505:         return layout;
raimund@2505:     }
raimund@2505: 
raimund@2505:     /**
raimund@2505:      * This method returns the selected data.
raimund@2505:      *
raimund@2505:      * @return the selected/inserted data.
raimund@2505:      */
gernotbelger@9099:     @Override
raimund@2505:     public Data[] getData() {
gernotbelger@9099:         final List<Data> data = new ArrayList<Data>();
raimund@2505: 
gernotbelger@9099:         final boolean valid = saveRangeValues(this.inputPanel);
raimund@2505:         if (valid) {
gernotbelger@9099:             final String f = Double.valueOf(this.from).toString();
gernotbelger@9099:             final String t = Double.valueOf(this.to).toString();
gernotbelger@9099:             final String s = Double.valueOf(this.step).toString();
gernotbelger@9099:             final DataItem fi = new DefaultDataItem("ld_from", "ld_from", f);
gernotbelger@9099:             final DataItem ti = new DefaultDataItem("ld_to", "ld_to", t);
gernotbelger@9099:             final DataItem si = new DefaultDataItem("ld_step", "ld_step", s);
gernotbelger@9099:             data.add(new DefaultData("ld_from", null, null, new DataItem[] { fi }));
gernotbelger@9099:             data.add(new DefaultData("ld_to", null, null, new DataItem[] { ti }));
gernotbelger@9099:             data.add(new DefaultData("ld_step", null, null, new DataItem[] { si }));
raimund@2505:         }
raimund@2505:         // what else?
sascha@3379:         return data.toArray(new Data[data.size()]);
raimund@2505:     }
raimund@2505: 
gernotbelger@9099:     protected boolean saveRangeValues(final DoubleRangePanel p) {
gernotbelger@9099:         final FormItem[] items = p.getFields();
gernotbelger@9099:         final boolean valid = p.validateForm();
raimund@2505: 
gernotbelger@9099:         if (valid) {
raimund@2505:             this.from = p.getFrom();
raimund@2505:             this.to = p.getTo();
raimund@2505:             this.step = p.getStep();
raimund@2505:         }
raimund@2505:         return valid;
raimund@2505:     }
raimund@2505: 
raimund@2505:     @Override
gernotbelger@9099:     public void setValues(final String cid, final boolean checked) {
raimund@2505:         // No user interaction, do nothing.
raimund@2505:     }
raimund@2505: 
raimund@2505:     @Override
raimund@2505:     public boolean renderCheckboxes() {
raimund@2505:         // No selection, return false.
raimund@2505:         return false;
raimund@2505:     }
raimund@2505: 
gernotbelger@9099:     @Override
gernotbelger@9256:     public void success(final FixingsOverviewInfo fixInfo) {
gernotbelger@9256:         // TODO: check if revert makes sense
gernotbelger@9256:         this.inputPanel.setValues(fixInfo.getLowerKm(), fixInfo.getUpperKm(), 100d);
raimund@2537:     }
raimund@2517: 
raimund@2505:     /**
raimund@2505:      * This method is used to validate the inserted data in the form fields.
raimund@2505:      *
gernotbelger@9099:      * @param event
gernotbelger@9099:      *            The BlurEvent that gives information about the FormItem that
gernotbelger@9099:      *            has been modified and its value.
raimund@2505:      */
gernotbelger@9099:     @Override
gernotbelger@9099:     public void onBlur(final BlurEvent event) {
gernotbelger@9099:         final FormItem item = event.getItem();
gernotbelger@9099:         final String field = item.getFieldName();
raimund@2505: 
raimund@2505:         if (field == null) {
raimund@2505:             return;
raimund@2505:         }
gernotbelger@9099:         final DoubleRangePanel p = (DoubleRangePanel) event.getForm();
raimund@2505:     }
raimund@2505: 
gernotbelger@9256:     // public void dumpGWT(final String cid) {
gernotbelger@9256:     // GWT.log("Setting values for cId: " + cid);
gernotbelger@9256:     // GWT.log("River: " + this.fixInfo.getRiver());
gernotbelger@9256:     // GWT.log("Date: " + this.fixInfo.getEventByCId(cid).getDate());
gernotbelger@9256:     // GWT.log("Name: " + this.fixInfo.getEventByCId(cid).getDescription());
gernotbelger@9256:     // }
raimund@2505: }