Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8094744

[axis] autoranging property may lead to improper chart's elements allocation

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P4
    • Resolution: Cannot Reproduce
    • Affects Version/s: 7u6
    • Fix Version/s: 8u20
    • Component/s: javafx
    • Environment:

      2.2.0b15

      Description

      You can see an effect on an attached movie.

      Just switch on autoranging and you get labels, not fitting in the control's boundaries.

      Code:


      import java.util.Arrays;
      import java.util.Comparator;
      import java.util.Random;
      import javafx.application.Application;
      import javafx.collections.FXCollections;
      import javafx.collections.ObservableList;
      import javafx.scene.Scene;
      import javafx.scene.chart.BubbleChart;
      import javafx.scene.chart.NumberAxis;
      import javafx.scene.chart.XYChart;
      import javafx.scene.control.ToggleButton;
      import javafx.scene.layout.Pane;
      import javafx.scene.layout.VBox;
      import javafx.scene.text.Font;
      import javafx.stage.Stage;
      import javafx.util.StringConverter;

      public class JavaCharts extends Application {
          
          public static void main(String[] args) {
              launch(args);
          }
          NumberAxis axis1 = new NumberAxis(0, 100, 10);
          NumberAxis axis2 = new NumberAxis(0, 100, 10);
          BubbleChart chart = new BubbleChart(axis1, axis2);
          VBox vb = new VBox();
          
          @Override
          public void start(Stage stage) throws Exception {
              chart.setTitle("BubbleChart");
              chart.setStyle("-fx-border-color: darkgray;");
              
              ObservableList list = FXCollections.observableArrayList();
              int max = 100;
              int min = 30;
              
              for (int i = 0; i < 30; i++) {
                  XYChart.Data newData = new XYChart.Data();
                  newData.setXValue(new Random().nextDouble() * (max - min) + min);
                  newData.setYValue(new Random().nextDouble() * (max - min) + min);
                  newData.setExtraValue(new Random().nextDouble() * (max - min) / 4);
                  
                  list.add(newData);
              }
              
              Object[] array = list.toArray();
              Arrays.sort(array, new Comparator() {
                  
                  @Override
                  public int compare(Object t, Object t1) {
                      return (int) Math.round(((Double) ((XYChart.Data) t).getXValue()) - ((Double) ((XYChart.Data) t1).getXValue()));
                  }
              });
              
              XYChart.Series serie = new XYChart.Series("serie", FXCollections.observableArrayList(array));
              
              chart.getData().add(serie);
              
              Pane pane = new Pane();
              pane.setPrefSize(600, 600);
              
              axis2.setTickLabelFormatter(new ChartsLabelFormatter<Number>());
              
              axis2.setTickLabelFont(new Font("Arial", 20));
              
              axis2.setLowerBound(-0.5437);
              
              ToggleButton tb = new ToggleButton("Auto ranging");
              tb.selectedProperty().bindBidirectional(axis2.autoRangingProperty());
              
              pane.setPrefSize(600, 600);
              pane.getChildren().add(chart);
              
              vb.getChildren().addAll(pane, tb);
              
              Scene scene = new Scene(vb, 700, 700);
              stage.setScene(scene);
              stage.show();
          }
          
          private static class ChartsLabelFormatter<Number> extends StringConverter<Number> {
              
              @Override
              public String toString(Number t) {
                  return "Form" + t;
              }
              
              @Override
              public Number fromString(String string) {
                  throw new UnsupportedOperationException("Not supported yet.");
              }
          }
      }

        Attachments

          Activity

            People

            Assignee:
            jgiles Jonathan Giles
            Reporter:
            akirov Alexander Kirov (Inactive)
            Votes:
            0 Vote for this issue
            Watchers:
            1 Start watching this issue

              Dates

              Created:
              Updated:
              Resolved:
              Imported: