raimund@2953: package de.intevation.flys.client.client.ui.sq;
raimund@2953: 
raimund@2953: import com.google.gwt.json.client.JSONObject;
raimund@2953: import com.google.gwt.json.client.JSONNumber;
raimund@2953: import com.google.gwt.json.client.JSONString;
raimund@2953: 
raimund@2953: import com.google.gwt.core.client.GWT;
raimund@2953: 
raimund@2953: import com.smartgwt.client.types.Alignment;
raimund@2953: 
raimund@2953: import com.smartgwt.client.widgets.Img;
raimund@2953: import com.smartgwt.client.widgets.Canvas;
raimund@2953: import com.smartgwt.client.widgets.layout.VLayout;
raimund@2953: import com.smartgwt.client.widgets.events.ResizedHandler;
raimund@2953: import com.smartgwt.client.widgets.events.ResizedEvent;
raimund@2953: 
raimund@2953: import de.intevation.flys.client.client.ui.MultiPeriodPanel;
raimund@2953: 
raimund@2953: import de.intevation.flys.client.shared.model.DataList;
raimund@2953: 
raimund@2953: import de.intevation.flys.client.client.Config;
raimund@2953: /**
raimund@2953:  * This UIProvider creates helper panel for sq relation.
raimund@2953:  *
raimund@2953:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
raimund@2953:  */
raimund@2953: public class SQMultiPeriodPanel
raimund@2953: extends      MultiPeriodPanel
raimund@2953: implements   ResizedHandler
raimund@2953: {
raimund@2953:     protected VLayout chartContainer;
raimund@2953: 
raimund@2953:     protected Img chartImg;
raimund@2953: 
raimund@2953:     public SQMultiPeriodPanel() {
raimund@2953:         chartImg = new Img();
raimund@2953:     }
raimund@2953: 
raimund@2953: 
raimund@2953:     protected Canvas createHelper() {
raimund@2953:         Config config    = Config.getInstance();
raimund@2953:         String locale    = config.getLocale ();
raimund@2953: 
raimund@2953:         chartContainer = new VLayout();
raimund@2953:         chartContainer.addResizedHandler(this);
raimund@2953:         chartContainer.setAlign(Alignment.CENTER);
raimund@2953: 
raimund@2953:         return chartContainer;
raimund@2953:     }
raimund@2953: 
raimund@2953: 
raimund@2953:     protected void updateChart() {
raimund@2953:         Config config    = Config.getInstance();
raimund@2953:         String locale    = config.getLocale ();
raimund@2953: 
raimund@2953:         int hWidth = chartContainer.getWidth() - 12;
raimund@2953:         int hHeight = chartContainer.getHeight() - 12;
raimund@2953: 
raimund@2953:         if ((int)(hHeight *4f/3) < hWidth) {
raimund@2953:             hWidth = (int)(hHeight * 4f/3);
raimund@2953:         }
raimund@2953:         else {
raimund@2953:             hHeight = (int)(hWidth *3f/4);
raimund@2953:         }
raimund@2953:         String river = artifact.getArtifactDescription().getRiver();
raimund@2953: 
raimund@2953:         JSONObject jfix = new JSONObject();
raimund@2953:         JSONObject jfilter = new JSONObject();
raimund@2953:         JSONObject jrName = new JSONObject();
raimund@2953:         JSONString jrValue = new JSONString(river);
raimund@2953:         JSONObject jextent = new JSONObject();
raimund@2953:         JSONNumber jwidth = new JSONNumber(hWidth);
raimund@2953:         JSONNumber jheight = new JSONNumber(hHeight);
raimund@2953: 
raimund@2953:         jrName.put("name", jrValue);
raimund@2953:         jfilter.put("river", jrName);
raimund@2953:         jextent.put("width", jwidth);
raimund@2953:         jextent.put("height", jheight);
raimund@2953:         jfilter.put("extent", jextent);
raimund@2953:         jfix.put("sq", jfilter);
raimund@2953:         String filter = jfix.toString();
raimund@2953: 
raimund@2953:         String imgUrl = GWT.getModuleBaseURL();
raimund@2953:         imgUrl += "sq-km-chart";
raimund@2953:         imgUrl += "?locale=" + locale;
raimund@2953:         imgUrl += "&filter=" + filter;
raimund@2953:         if (chartContainer.hasMember(chartImg)) {
raimund@2953:             chartImg.setWidth(hWidth);
raimund@2953:             chartImg.setHeight(hHeight);
raimund@2953:             chartImg.setSrc(imgUrl);
raimund@2953:         }
raimund@2953:         else {
raimund@2953:             chartImg = new Img(imgUrl, hWidth, hHeight);
raimund@2953:             chartContainer.addMember(chartImg);
raimund@2953:         }
raimund@2953:     }
raimund@2953: 
raimund@2953: 
raimund@2953:     public void onResized(ResizedEvent re) {
raimund@2953:         updateChart();
raimund@2953:     }
raimund@2953: }