Mercurial > dive4elements > river
diff flys-client/src/main/java/org/dive4elements/river/client/client/ui/chart/ManualPointsEditor.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/ManualPointsEditor.java@bbd82bd8e541 |
children | 821a02bbfb4e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-client/src/main/java/org/dive4elements/river/client/client/ui/chart/ManualPointsEditor.java Thu Apr 25 12:31:32 2013 +0200 @@ -0,0 +1,535 @@ +package de.intevation.flys.client.client.ui.chart; + +import com.google.gwt.core.client.GWT; +import com.google.gwt.i18n.client.DateTimeFormat; +import com.google.gwt.i18n.client.NumberFormat; +import com.google.gwt.json.client.JSONArray; +import com.google.gwt.json.client.JSONBoolean; +import com.google.gwt.json.client.JSONNumber; +import com.google.gwt.json.client.JSONParser; +import com.google.gwt.json.client.JSONString; +import com.google.gwt.user.client.rpc.AsyncCallback; + +import com.smartgwt.client.types.Alignment; +import com.smartgwt.client.types.ListGridFieldType; +import com.smartgwt.client.util.SC; +import com.smartgwt.client.widgets.Button; +import com.smartgwt.client.widgets.IButton; +import com.smartgwt.client.widgets.Label; +import com.smartgwt.client.widgets.Window; +import com.smartgwt.client.widgets.events.ClickEvent; +import com.smartgwt.client.widgets.events.ClickHandler; +import com.smartgwt.client.widgets.grid.CellEditValueFormatter; +import com.smartgwt.client.widgets.grid.CellEditValueParser; +import com.smartgwt.client.widgets.grid.CellFormatter; +import com.smartgwt.client.widgets.grid.ListGrid; +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 com.smartgwt.client.widgets.layout.HLayout; +import com.smartgwt.client.widgets.layout.VLayout; + +import de.intevation.flys.client.client.Config; +import de.intevation.flys.client.client.FLYSConstants; +import de.intevation.flys.client.client.event.RedrawRequestEvent; +import de.intevation.flys.client.client.event.RedrawRequestHandler; +import de.intevation.flys.client.client.services.FeedServiceAsync; +import de.intevation.flys.client.client.services.LoadArtifactServiceAsync; +import de.intevation.flys.client.shared.model.Artifact; +import de.intevation.flys.client.shared.model.Collection; +import de.intevation.flys.client.shared.model.CollectionItem; +import de.intevation.flys.client.shared.model.Data; +import de.intevation.flys.client.shared.model.DefaultArtifact; +import de.intevation.flys.client.shared.model.DefaultData; +import de.intevation.flys.client.shared.model.Property; +import de.intevation.flys.client.shared.model.PropertyGroup; +import de.intevation.flys.client.shared.model.Recommendation; +import de.intevation.flys.client.shared.model.Settings; +import de.intevation.flys.client.shared.model.StringProperty; + +import java.util.Date; +import java.util.List; + + +/** + * UI to enter point data and save it to an PointArtifact. + */ +public class ManualPointsEditor +extends Window +implements ClickHandler +{ + /** The interface that provides i18n messages. */ + protected FLYSConstants MSG = GWT.create(FLYSConstants.class); + + /** Part of name of the main data item to be fed. */ + public static final String POINT_DATA = "manualpoints.data"; + + /** When we chaged something, we need a RedrawRequest(Handler). */ + protected RedrawRequestHandler redrawRequestHandler; + + /** The collection */ + protected Collection collection; + + /** The listGrid showing point entries. */ + protected ListGrid listGrid; + + protected ListGridFieldType fieldTypeX = ListGridFieldType.FLOAT; + + /** Service handle to clone and add artifacts to collection. */ + LoadArtifactServiceAsync loadArtifactService = GWT.create( + de.intevation.flys.client.client.services.LoadArtifactService.class); + + /** Service to feed the artifact with new point-data. */ + FeedServiceAsync feedService = GWT.create( + de.intevation.flys.client.client.services.FeedService.class); + + /** UUID of artifact to feed. */ + protected String uuid; + + /** Name of the outputmode, important when feeding data. */ + protected String outputModeName; + + /** Name of the point data item. */ + protected String pointDataItemName; + + + /** + * Setup editor dialog. + * @param collection The collection to use. + */ + public ManualPointsEditor(Collection collection, + RedrawRequestHandler handler, String outputModeName + ) { + this.collection = collection; + this.redrawRequestHandler = handler; + this.outputModeName = outputModeName; + this.pointDataItemName = outputModeName + "." + POINT_DATA; + init(); + } + + + /** Searches collection for first artifact to serve (manual) point data. */ + public String findManualPointsUUID() { + // TODO Need to be more picky (different points in different diagrams) + int size = collection.getItemLength(); + + for (int i = 0; i < size; i++) { + CollectionItem item = collection.getItem(i); + String dataValue = item.getData().get(pointDataItemName); + if (dataValue != null) { + // Found it. + uuid = item.identifier(); + return uuid; + } + } + + return null; + } + + + /** + * Initialize the editor window and its components. + */ + protected void init() { + setTitle(MSG.addpoints()); + setCanDragReposition(true); + setCanDragResize(true); + + // If no manualpoints artifact found, create it now. + if(findManualPointsUUID() == null) { + addArtifactCreateUI(); + } + else { + createUI(); + } + } + + + /** Create and setup/add the ui. */ + public void createUI() { + Button accept = new Button(MSG.label_ok()); + Button cancel = new Button(MSG.label_cancel()); + cancel.addClickHandler(this); + + accept.addClickHandler(new ClickHandler() { + @Override + public void onClick(ClickEvent e) { + okClicked(); + } + }); + + HLayout buttons = new HLayout(); + buttons.addMember(accept); + buttons.addMember(cancel); + buttons.setAlign(Alignment.CENTER); + buttons.setHeight(30); + + VLayout layout = new VLayout(); + listGrid = new ListGrid(); + listGrid.setWidth100(); + listGrid.setHeight("*"); + listGrid.setCanSort(false); + listGrid.setCanEdit(true); + listGrid.setShowHeaderContextMenu(false); + + // Use X and Y as default fallback. + String xAxis = "X"; + String yAxis = "Y"; + + // Get header text from collection settings + Settings settings = this.collection.getSettings(outputModeName); + List<Property> axes = settings.getSettings("axes"); + if(axes != null) { + for (Property p: axes) { + PropertyGroup pg = (PropertyGroup)p; + GWT.log(pg.toString()); + StringProperty id = + (StringProperty)pg.getPropertyByName("id"); + if(id.getValue().equals("X")) { + StringProperty name = + (StringProperty)pg.getPropertyByName("label"); + xAxis = name.getValue(); + } + else if (yAxis.equals("Y")) { + StringProperty name = + (StringProperty)pg.getPropertyByName("label"); + yAxis = name.getValue(); + } + } + } + + CellFormatter format = createCellFormatter(); + CellEditValueParser cevp = createCellEditValueParser(); + CellEditValueFormatter cevf = createCellEditValueFormatter(); + + ListGridField xField = + new ListGridField(PointRecord.ATTRIBUTE_X, xAxis); + if(xAxis.equalsIgnoreCase("date") || xAxis.equalsIgnoreCase("Datum")) { + // FIXME: This is a hack for Timeseries charts with Date types on the x axis + xField.setType(ListGridFieldType.DATE); + this.fieldTypeX = ListGridFieldType.DATE; + } + else { + xField.setType(ListGridFieldType.FLOAT); + xField.setCellFormatter(format); + xField.setEditValueParser(cevp); + xField.setEditValueFormatter(cevf); + } + + ListGridField yField = + new ListGridField(PointRecord.ATTRIBUTE_Y, yAxis); + yField.setType(ListGridFieldType.FLOAT); + yField.setCellFormatter(format); + yField.setEditValueParser(cevp); + yField.setEditValueFormatter(cevf); + + ListGridField nameField = new ListGridField(PointRecord.ATTRIBUTE_NAME, + MSG.pointname()); + final ListGridField removeField = + new ListGridField("_removeRecord", MSG.removepoint()){{ + setType(ListGridFieldType.ICON); + setIcon(GWT.getHostPageBaseURL() + MSG.removeFeature()); + setCanEdit(false); + setCanFilter(false); + setCanSort(false); + setCanGroupBy(false); + setCanFreeze(false); + setWidth(25); + }}; + + ListGridField activeField = new ListGridField( + PointRecord.ATTRIBUTE_ACTIVE, MSG.selection()); + activeField.setType(ListGridFieldType.BOOLEAN); + activeField.setDefaultValue(true); + + listGrid.setFields(new ListGridField[] {activeField, xField, yField, + nameField, removeField}); + + listGrid.addRecordClickHandler(new RecordClickHandler() { + @Override + public void onRecordClick(final RecordClickEvent event) { + // Just handle remove-clicks + if(!event.getField().getName().equals(removeField.getName())) { + return; + } + event.getViewer().removeData(event.getRecord()); + } + }); + + // Find the artifacts uuid + findManualPointsUUID(); + CollectionItem item = collection.getItem(uuid); + + // Add points to grid + if (item != null) { + // TODO store this from findPointUUID instead (we touched these). + String jsonData = item.getData().get(pointDataItemName); + JSONArray jsonArray = (JSONArray) JSONParser.parse(jsonData); + for (int i = 0; i < jsonArray.size(); i++) { + JSONArray point = (JSONArray) jsonArray.get(i); + listGrid.addData(PointRecord.fromJSON(point)); + } + } + else { + GWT.log("ManualPointsEditor: No item found for " + uuid); + } + + IButton button = new IButton(MSG.newpoint()); + button.setTop(250); + button.addClickHandler(new ClickHandler() { + @Override + public void onClick(ClickEvent event) { + listGrid.startEditingNew(); + } + }); + + layout.addMember(listGrid); + layout.addMember(button); + + addItem(layout); + + addItem(buttons); + setWidth(380); + setHeight(470); + centerInPage(); + } + + + protected CellFormatter createCellFormatter() { + return new CellFormatter() { + @Override + public String format(Object value, ListGridRecord record, int rowNum, int colNum) { + if(value != null) { + NumberFormat nf = NumberFormat.getDecimalFormat(); + try { + double d = Double.valueOf(value.toString()).doubleValue(); + return nf.format(d); + } catch (Exception e) { + return value.toString(); + } + } else { + return null; + } + }}; + } + + + protected CellEditValueParser createCellEditValueParser() { + return new CellEditValueParser() { + @Override + public Object parse(Object value, ListGridRecord record, int rowNum, int colNum) { + if (value == null) + return null; + try { + NumberFormat nf = NumberFormat.getDecimalFormat(); + double d = nf.parse(value.toString()); + return (new Double(d)).toString(); + } + catch(NumberFormatException nfe) { + return value; + } + } + }; + } + + + protected CellEditValueFormatter createCellEditValueFormatter() { + return new CellEditValueFormatter() { + @Override + public Object format(Object value, ListGridRecord record, int rowNum, int colNum) { + if (value == null) { + return ""; + } + NumberFormat nf = NumberFormat.getDecimalFormat(); + try { + double d = Double.valueOf(value.toString()).doubleValue(); + return nf.format(d); + } + catch(NumberFormatException nfe) { + return value; + } + } + }; + } + + protected String getLocaleDateFormat() { + String loc = Config.getInstance().getLocale(); + if ("de".equals(loc)) { + return "yy.MM.yyyy"; + } + else { + return "MM/dd/yyyy"; + } + } + + protected String formatDate(Date date) { + DateTimeFormat dtf = DateTimeFormat.getFormat(getLocaleDateFormat()); + return dtf.format(date); + } + + /** Create JSON representation of the points present in the list grid. */ + protected JSONArray jsonArrayFromListGrid() { + JSONArray list = new JSONArray(); + int idx = 0; + + for(ListGridRecord record : listGrid.getRecords()) { + if (record instanceof PointRecord) { + JSONArray data = new JSONArray(); + + PointRecord point = (PointRecord) record; + if(point.isTimeseriesPoint()) { + data.set(0, new JSONString(point.getXAsDate())); + GWT.log("Date: " + point.getXAsDate()); + } + else { + data.set(0, new JSONNumber(point.getX())); + } + data.set(1, new JSONNumber(point.getY())); + data.set(2, new JSONString(point.getName())); + data.set(3, JSONBoolean.getInstance(point.isActive())); + + list.set(idx, data); + idx++; + } + else { + JSONArray data = new JSONArray(); + + String nameString = record.getAttributeAsString(PointRecord.ATTRIBUTE_NAME); + // Apply default name if none set. + if (nameString == null || nameString.equals("")) { + String xString = record.getAttributeAsString( + PointRecord.ATTRIBUTE_X); + String yString = record.getAttributeAsString( + PointRecord.ATTRIBUTE_Y); + nameString = xString + "/" + yString; + } + + if(fieldTypeX.equals(ListGridFieldType.DATE)) { + Date date = record.getAttributeAsDate(PointRecord.ATTRIBUTE_X); + data.set(0, new JSONString(formatDate(date))); + GWT.log("Date: " + formatDate(date)); + } + else { + data.set(0, new JSONNumber(record. + getAttributeAsDouble(PointRecord.ATTRIBUTE_X))); + } + data.set(1, new JSONNumber(record. + getAttributeAsDouble(PointRecord.ATTRIBUTE_Y))); + data.set(2, new JSONString(nameString)); + data.set(3, JSONBoolean.getInstance(record.getAttributeAsBoolean( + PointRecord.ATTRIBUTE_ACTIVE))); + + list.set(idx, data); + idx++; + } + } + return list; + } + + + /** + * Called when OK Button was clicked. Then, if entered values are valid, + * fire a RedrawRequest and destroy. + */ + protected void okClicked() { + if(isDialogValid()) { + // Feed JSON-encoded content of listgrid. + JSONArray list = jsonArrayFromListGrid(); + + Data[] feedData = new Data[] { + DefaultData.createSimpleStringData(pointDataItemName, + list.toString()) + }; + + feedService.feed( + Config.getInstance().getLocale(), + new DefaultArtifact(uuid, "TODO:hash"), + feedData, + new AsyncCallback<Artifact>() { + @Override + public void onFailure(Throwable caught) { + GWT.log("Could not feed artifact with points."); + SC.warn(MSG.getString(caught.getMessage())); + enable(); + } + @Override + public void onSuccess(Artifact fartifact) { + GWT.log("Successfully set points"); + redrawRequestHandler.onRedrawRequest( + new RedrawRequestEvent()); + destroy(); + } + }); + } + else { + GWT.log("Dialog not valid"); + SC.warn(MSG.error_dialog_not_valid()); + } + } + + + /** Add a ManualPointArtifact to Collection. */ + public void addArtifactCreateUI() { + final Label standByLabel = new Label(MSG.standby()); + addItem(standByLabel); + + setWidth(380); + setHeight(470); + centerInPage(); + + Config config = Config.getInstance(); + String locale = config.getLocale(); + + loadArtifactService.load( + this.collection, + new Recommendation("manualpoints", ""), + "manualpoints", + locale, + new AsyncCallback<Artifact>() { + @Override + public void onFailure(Throwable caught) { + GWT.log("Creating manualpoint artifact failed!"); + } + @Override + public void onSuccess(Artifact artifact) { + GWT.log("Successfully created artifact."); + removeItem(standByLabel); + uuid = artifact.getUuid(); + createUI(); + } + }); + } + + + /** + * This method is called when the user aborts point editing. + * @param event The event. + */ + @Override + public void onClick(ClickEvent event) { + this.destroy(); + } + + + /** Return false if x or y attribute is missing. */ + protected boolean isDialogValid() { + boolean valid = true; + for (ListGridRecord record : listGrid.getRecords()) { + try { + if (record.getAttribute(PointRecord.ATTRIBUTE_X) == null + || record.getAttribute(PointRecord.ATTRIBUTE_Y) == null) { + return false; + } + } + catch(IllegalArgumentException ex) { + + } + } + if (listGrid.hasErrors()) { + valid = false; + } + return valid; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :