I have similar problem.
On Dec 23 2011, 6:14 am, Vikas Yadav <[email protected]> wrote: > Any one facing similar problem? > > On Dec 21, 1:19 pm, Vikas Yadav <[email protected]> wrote: > > > > > > > > > Hi all, > > When I update ATL chart, it swaps legend items. > > This problem is observed when we fixed chart flicker problem. > > i.e. when we set following properties: > > options.setDisplayAnnotations(false); > > options.setAllowRedraw(true); > > > Attached sample code: > > import java.util.Date; > > import com.google.gwt.core.client.EntryPoint; > > import com.google.gwt.event.dom.client.ClickEvent; > > import com.google.gwt.event.dom.client.ClickHandler; > > import com.google.gwt.user.client.Random; > > import com.google.gwt.user.client.Timer; > > import com.google.gwt.user.client.ui.Button; > > import com.google.gwt.user.client.ui.RootPanel; > > import com.google.gwt.user.client.ui.VerticalPanel; > > import com.google.gwt.visualization.client.AbstractDataTable; > > import com.google.gwt.visualization.client.DataTable; > > import com.google.gwt.visualization.client.VisualizationUtils; > > import > > com.google.gwt.visualization.client.visualizations.AnnotatedTimeLine; > > > public class GxtSample implements EntryPoint > > { > > private VerticalPanel chartPanel; > > private Timer timer; > > private DataTable chartData; > > private AnnotatedTimeLine.Options options; > > private AnnotatedTimeLine chart; > > private int count = 0; > > public void onModuleLoad() > > { > > Runnable onLoadCallback = new Runnable() > > { > > public void run() > > { > > chartPanel = new VerticalPanel(); > > chartPanel.add(createChart()); > > > Button button = new Button("Start", new > > ClickHandler() { > > public void onClick(ClickEvent > > event) { > > timer = new Timer() { > > @Override > > public void run() { > > > > updateChart(); > > } > > }; > > > > timer.scheduleRepeating(1000); > > } > > }); > > > VerticalPanel vPanel = new VerticalPanel(); > > vPanel.add(button); > > vPanel.add(chartPanel); > > RootPanel.get().add(vPanel); > > } > > }; > > VisualizationUtils.loadVisualizationApi(onLoadCallback, > > AnnotatedTimeLine.PACKAGE); > > } > > > private void updateChart() { > > chartData.insertRows(count, 1); > > chartData.setValue(count, 0, new Date()); > > chartData.setValue(count, 1, Random.nextInt()); > > chartData.setValue(count, 2, Random.nextInt()); > > chart.draw(chartData, options); > > count++; > > } > > > private AnnotatedTimeLine createChart() > > { > > chartData = DataTable.create(); > > chartData.addColumn(AbstractDataTable.ColumnType.DATE, > > "Date"); > > chartData.addColumn(AbstractDataTable.ColumnType.NUMBER, > > "column1"); > > chartData.addColumn(AbstractDataTable.ColumnType.NUMBER, > > "column2"); > > > options = AnnotatedTimeLine.Options.create(); > > options.setDisplayAnnotations(false); > > options.setDisplayZoomButtons(true); > > options.setScaleType(AnnotatedTimeLine.ScaleType.ALLFIXED); > > > options.setLegendPosition(AnnotatedTimeLine.AnnotatedLegendPosition.SAME_RO > > W); > > options.setAllowRedraw(true); > > chart = new AnnotatedTimeLine(chartData, options, "600px", > > "200px"); > > return chart; > > } > > > } -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
