Mercurial > dive4elements > river
diff flys-client/src/main/java/org/dive4elements/river/client/client/ui/chart/NaviChartOutputTab.java @ 5834:f507086aa94b
Repaired internal references.
author | Sascha L. Teichmann <teichmann@intevation.de> |
---|---|
date | Thu, 25 Apr 2013 12:31:32 +0200 |
parents | flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/NaviChartOutputTab.java@acfd48384835 |
children | 821a02bbfb4e |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-client/src/main/java/org/dive4elements/river/client/client/ui/chart/NaviChartOutputTab.java Thu Apr 25 12:31:32 2013 +0200 @@ -0,0 +1,336 @@ +package de.intevation.flys.client.client.ui.chart; + +import java.util.Map; +import java.util.HashMap; + +import com.google.gwt.core.client.GWT; +import com.google.gwt.i18n.client.NumberFormat; + +import com.smartgwt.client.types.Alignment; + +import com.smartgwt.client.widgets.Button; +import com.smartgwt.client.widgets.Canvas; + +import com.smartgwt.client.widgets.events.ClickEvent; +import com.smartgwt.client.widgets.events.ClickHandler; + +import com.smartgwt.client.widgets.form.DynamicForm; + +import com.smartgwt.client.widgets.form.fields.TextItem; + +import com.smartgwt.client.widgets.form.fields.events.KeyPressEvent; +import com.smartgwt.client.widgets.form.fields.events.KeyPressHandler; + +import com.smartgwt.client.widgets.layout.HLayout; +import com.smartgwt.client.widgets.layout.VLayout; + +import com.smartgwt.client.widgets.tab.events.TabSelectedEvent; +import com.smartgwt.client.widgets.tab.events.TabSelectedHandler; + +import de.intevation.flys.client.client.Config; + +import de.intevation.flys.client.client.ui.CollectionView; + +import de.intevation.flys.client.shared.model.Artifact; +import de.intevation.flys.client.shared.model.Collection; +import de.intevation.flys.client.shared.model.FixAnalysisArtifact; +import de.intevation.flys.client.shared.model.FixFilter; +import de.intevation.flys.client.shared.model.OutputMode; + +import java.util.Date; + + +/** + * Tab representing and showing one Chart-output with a "navi" thing. + * + * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> + */ +public class NaviChartOutputTab +extends ChartOutputTab +implements TabSelectedHandler +{ + protected TextItem currentkm; + + public NaviChartOutputTab( + String title, + Collection collection, + OutputMode mode, + CollectionView collectionView + ){ + super(title, collection, mode, collectionView); + right.removeChild(chart); + right.addChild(createNaviChart()); + collectionView.registerTabHandler(this); + } + + + protected Canvas createNaviChart() { + final Artifact art = collectionView.getArtifact(); + VLayout root = new VLayout(); + root.setWidth100(); + root.setHeight100(); + + HLayout layout = new HLayout(); + layout.setAlign(Alignment.CENTER); + + DynamicForm form = new DynamicForm(); + Button lower = new Button("<<"); + lower.setWidth(30); + Button upper = new Button(">>"); + upper.setWidth(30); + currentkm = new TextItem(); + currentkm.setWidth(60); + currentkm.setShowTitle(false); + + form.setFields(currentkm); + form.setWidth(60); + + double fromKm; + double toKm; + + if (art instanceof FixAnalysisArtifact) { + FixAnalysisArtifact fix = (FixAnalysisArtifact) art; + FixFilter fixFilter = fix.getFilter(); + String s = fix.getArtifactDescription().getDataValueAsString("ld_step"); + try { + double ds = Double.parseDouble(s); + collectionView.setSteps(ds); + } + catch(NumberFormatException nfe) { + collectionView.setSteps(100d); + } + fromKm = fixFilter.getFromKm(); + toKm = fixFilter.getToKm(); + } + else { + // Probably WINFOArtifact kind of artifact. + String ld_step = + art.getArtifactDescription().getDataValueAsString("ld_step"); + try { + collectionView.setSteps(Double.valueOf(ld_step)); + } + catch (Exception e) { + GWT.log("No ld_steps data or not parsable."); + return root; + } + + double[] kmRange = art.getArtifactDescription().getKMRange(); + if (kmRange == null || kmRange.length == 2) { + fromKm = kmRange[0]; + toKm = kmRange[1]; + } + else { + GWT.log("No KM range in description found."); + return root; + } + } + + collectionView.setMinKm(fromKm); + collectionView.setMaxKm(toKm); + + final NumberFormat nf = NumberFormat.getDecimalFormat(); + if (collectionView.getCurrentKm() == -1d) { + try { + double d = Double.valueOf(fromKm); + currentkm.setValue(nf.format(d)); + } catch (NumberFormatException e) { + currentkm.setValue(fromKm); + } + collectionView.setCurrentKm(fromKm); + } + else { + try { + double d = Double.valueOf(fromKm); + currentkm.setValue(nf.format(d)); + } catch (NumberFormatException e) { + currentkm.setValue(fromKm); + } + currentkm.setValue(collectionView.getCurrentKm()); + } + + lower.addClickHandler(new ClickHandler() { + public void onClick(ClickEvent ce) { + tbarPanel.deselectControls(); + updateChartDown(); + try { + double d = Double.valueOf(collectionView.getCurrentKm()); + currentkm.setValue(nf.format(d)); + } catch (NumberFormatException e) { + currentkm.setValue(collectionView.getCurrentKm()); + } + } + }); + + upper.addClickHandler(new ClickHandler() { + public void onClick(ClickEvent ce) { + tbarPanel.deselectControls(); + updateChartUp(); + try { + double d = Double.valueOf(collectionView.getCurrentKm()); + currentkm.setValue(nf.format(d)); + } catch (NumberFormatException e) { + currentkm.setValue(collectionView.getCurrentKm()); + } + } + }); + + currentkm.addKeyPressHandler(new KeyPressHandler() { + public void onKeyPress(KeyPressEvent kpe) { + if (!kpe.getKeyName().equals("Enter")) { + return; + } + if(kpe.getItem().getValue() != null) { + tbarPanel.deselectControls(); + try { + String s = kpe.getItem().getValue().toString(); + double d; + try { + d = nf.parse(s); + currentkm.setValue(nf.format(d)); + } catch (NumberFormatException e) { + d = -1d; + } + if (d <= collectionView.getMaxKm() && + d >= collectionView.getMinKm()) { + collectionView.setCurrentKm(d); + tbarPanel.updateLinks(); + if (right != null) { + updateChartPanel(); + updateChartInfo(); + } + } + } + catch(NumberFormatException nfe) { + // Do nothing. + } + } + } + }); + layout.addMember(lower); + layout.addMember(form); + layout.addMember(upper); + + root.addMember(chart); + root.addMember(layout); + return root; + } + + + /** Callback when km-up-button is clicked. + * Increases collectionViews KM and refreshes view. */ + protected void updateChartUp() { + double currentKm = collectionView.getCurrentKm(); + if (currentKm < collectionView.getMaxKm()) { + // Why this math? + double newVal = currentKm * 100; + newVal += (collectionView.getSteps() / 10); + collectionView.setCurrentKm((double)Math.round(newVal) / 100); + tbarPanel.updateLinks(); + updateChartPanel(); + updateChartInfo(); + } + } + + /** Callback when km-down-button is clicked. + * Decreases collectionViews KM and refreshes view. */ + protected void updateChartDown() { + double currentKm = collectionView.getCurrentKm(); + if (currentKm > collectionView.getMinKm()) { + // Why this math? + double newVal = currentKm * 100; + newVal -= (collectionView.getSteps() / 10); + collectionView.setCurrentKm((double)Math.round(newVal) / 100); + tbarPanel.updateLinks(); + updateChartPanel(); + updateChartInfo(); + } + + } + + /** + * Returns the existing chart panel. + * + * @return the existing chart panel. + */ + @Override + public Canvas getChartPanel() { + return chart; + } + + /** + * Builds the URL that points to the chart image. + * + * @param width The width of the requested chart. + * @param height The height of the requested chart. + * @param xr Optional x range (used for zooming). + * @param yr Optional y range (used for zooming). + * + * @return the URL to the chart image. + */ + @Override + protected String getImgUrl(int width, int height) { + Config config = Config.getInstance(); + + String imgUrl = GWT.getModuleBaseURL(); + imgUrl += "chart"; + imgUrl += "?uuid=" + collection.identifier(); + imgUrl += "&type=" + mode.getName(); + imgUrl += "&locale=" + config.getLocale(); + imgUrl += "×tamp=" + new Date().getTime(); + imgUrl += "&width=" + Integer.toString(width); + imgUrl += "&height=" + Integer.toString(height - 40); + + Number[] zoom = getZoomValues(); + + if (zoom != null) { + if (zoom[0].intValue() != 0 || zoom[1].intValue() != 1) { + // a zoom range of 0-1 means displaying the whole range. In such + // case we don't need to zoom. + imgUrl += "&minx=" + zoom[0]; + imgUrl += "&maxx=" + zoom[1]; + } + + if (zoom[2].intValue() != 0 || zoom[3].intValue() != 1) { + // a zoom range of 0-1 means displaying the whole range. In such + // case we don't need to zoom. + imgUrl += "&miny=" + zoom[2]; + imgUrl += "&maxy=" + zoom[3]; + } + } + + if (collectionView.getArtifact() instanceof FixAnalysisArtifact) { + if (collectionView.getCurrentKm() == -1) { + FixAnalysisArtifact fix = + (FixAnalysisArtifact) collectionView.getArtifact(); + collectionView.setCurrentKm(fix.getFilter().getFromKm()); + } + } + else if (collectionView.getCurrentKm() == -1) { + collectionView.setCurrentKm(collectionView.getArtifact().getArtifactDescription().getKMRange()[0]); + } + if (collectionView.getCurrentKm() != -1) { + imgUrl += "¤tKm=" + collectionView.getCurrentKm(); + } + + return imgUrl; + } + + public void onTabSelected(TabSelectedEvent tse) { + if (this.equals(tse.getTab())) { + updateChartPanel(); + updateChartInfo(); + currentkm.setValue(collectionView.getCurrentKm()); + } + } + + @Override + public Map<String, String> getChartAttributes() { + Map<String, String> attr = new HashMap<String, String>(); + + attr = super.getChartAttributes(); + attr.put("km", String.valueOf(collectionView.getCurrentKm())); + + return attr; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :