Java CategoryAxis.setCategories方法代码示例

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
private BarChart createBarChart() {
    CategoryAxis xAxis = new CategoryAxis();
    xAxis.setCategories(FXCollections.<String>observableArrayList(tableModel.getColumnNames()));
    xAxis.setLabel("Year");

    double tickUnit = tableModel.getTickUnit();

    NumberAxis yAxis = new NumberAxis();
    yAxis.setTickUnit(tickUnit);
    yAxis.setLabel("Units Sold");

    final BarChart chart = new BarChart(xAxis, yAxis, tableModel.getBarChartData());
    tableModel.addTableModelListener(new TableModelListener() {

        public void tableChanged(TableModelEvent e) {
            if (e.getType() == TableModelEvent.UPDATE) {
                final int row = e.getFirstRow();
                final int column = e.getColumn();
                final Object value = ((SampleTableModel) e.getSource()).getValueAt(row, column);

                Platform.runLater(new Runnable() {
                    public void run() {
                        XYChart.Series<String, Number> s = (XYChart.Series<String, Number>) chart.getData().get(row);
                        BarChart.Data data = s.getData().get(column);
                        data.setYValue(value);
                    }
                });
            }
        }
    });
    return chart;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
public BarChartSample() {
    String[] years = {"2007", "2008", "2009"};
    CategoryAxis xAxis = new CategoryAxis();
    xAxis.setCategories(FXCollections.<String>observableArrayList(years));
    NumberAxis yAxis = new NumberAxis("Units Sold", 0.0d, 3000.0d, 1000.0d);
    ObservableList<BarChart.Series> barChartData = FXCollections.observableArrayList(
        new BarChart.Series("Apples", FXCollections.observableArrayList(
           new BarChart.Data(years[0], 567d),
           new BarChart.Data(years[1], 1292d),
           new BarChart.Data(years[2], 1292d)
        )),
        new BarChart.Series("Lemons", FXCollections.observableArrayList(
           new BarChart.Data(years[0], 956),
           new BarChart.Data(years[1], 1665),
           new BarChart.Data(years[2], 2559)
        )),
        new BarChart.Series("Oranges", FXCollections.observableArrayList(
           new BarChart.Data(years[0], 1154),
           new BarChart.Data(years[1], 1927),
           new BarChart.Data(years[2], 2774)
        ))
    );
    BarChart chart = new BarChart(xAxis, yAxis, barChartData, 25.0d);
    getChildren().add(chart);
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
protected BarChart<String, Number> createChart() {
    final String[] years = {"2007", "2008", "2009"};
    final CategoryAxis xAxis = new CategoryAxis();
    final NumberAxis yAxis = new NumberAxis();
    yAxis.setTickLabelFormatter(new NumberAxis.DefaultFormatter(yAxis,"$",null));
    final BarChart<String,Number> bc = new BarChart<String,Number>(xAxis,yAxis);
    // setup chart
    bc.setTitle("Advanced Bar Chart");
    xAxis.setLabel("Year");
    xAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(years)));
    yAxis.setLabel("Price");
    // add starting data
    XYChart.Series<String,Number> series1 = new XYChart.Series<String,Number>();
    series1.setName("Data Series 1");
    XYChart.Series<String,Number> series2 = new XYChart.Series<String,Number>();
    series2.setName("Data Series 2");
    XYChart.Series<String,Number> series3 = new XYChart.Series<String,Number>();
    series3.setName("Data Series 3");
    // create sample data
    series1.getData().add(new XYChart.Data<String,Number>(years[0], 567));
    series1.getData().add(new XYChart.Data<String,Number>(years[1], 1292));
    series1.getData().add(new XYChart.Data<String,Number>(years[2], 2180));
    series2.getData().add(new XYChart.Data<String,Number>(years[0], 956));
    series2.getData().add(new XYChart.Data<String,Number>(years[1], 1665));
    series2.getData().add(new XYChart.Data<String,Number>(years[2], 2450));
    series3.getData().add(new XYChart.Data<String,Number>(years[0], 800));
    series3.getData().add(new XYChart.Data<String,Number>(years[1], 1000));
    series3.getData().add(new XYChart.Data<String,Number>(years[2], 2800));
    bc.getData().add(series1);
    bc.getData().add(series2);
    bc.getData().add(series3);
    return bc;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
protected BarChart<Number, String> createChart() {
    final String[] years = {"2007", "2008", "2009"};
    final CategoryAxis yAxis = new CategoryAxis();
    final NumberAxis xAxis = new NumberAxis();
    final BarChart<Number,String> bc = new BarChart<Number,String>(xAxis,yAxis);
    // setup chart
    bc.setTitle("Horizontal Bar Chart Example");
    yAxis.setLabel("Year");
    yAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(years)));
    xAxis.setLabel("Price");
    // add starting data
    XYChart.Series<Number,String> series1 = new XYChart.Series<Number,String>();
    series1.setName("Data Series 1");
    XYChart.Series<Number,String> series2 = new XYChart.Series<Number,String>();
    series2.setName("Data Series 2");
    XYChart.Series<Number,String> series3 = new XYChart.Series<Number,String>();
    series3.setName("Data Series 3");
    series1.getData().add(new XYChart.Data<Number,String>(567, years[0]));
    series1.getData().add(new XYChart.Data<Number,String>(1292, years[1]));
    series1.getData().add(new XYChart.Data<Number,String>(2180, years[2]));
    series2.getData().add(new XYChart.Data<Number,String>(956, years[0]));
    series2.getData().add(new XYChart.Data<Number,String>(1665, years[1]));
    series2.getData().add(new XYChart.Data<Number,String>(2450, years[2]));
    series3.getData().add(new XYChart.Data<Number,String>(800, years[0]));
    series3.getData().add(new XYChart.Data<Number,String>(1000, years[1]));
    series3.getData().add(new XYChart.Data<Number,String>(2800, years[2]));
    bc.getData().add(series1);
    bc.getData().add(series2);
    bc.getData().add(series3);
    return bc;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
/**
 * This method is a little weird, but necessary, due to the quirks of JavaFX charts.
 *
 * Essentially, the problem boils down to the fact that JavaFX charts cannot cleanly handle
 * an integer based axis in exactly the way we need them to, so we have to hack around it by
 * using categories whose names just happen to be the integer days of the month.
 */
private void prepareXAxis() {
    int selectedYear = selectedMonth.getYear();
    int numDaysInMonth = selectedMonth.getMonth().length(Year.isLeap(selectedYear));
    for(int i = 1; i <= numDaysInMonth; i++) {
        daysInCurrentMonth.add(String.valueOf(i));
    }
    CategoryAxis xAxis  = (CategoryAxis) lineChart.getXAxis();
    xAxis.setCategories(daysInCurrentMonth);
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
/**
 * Instantiates a new Timing diagram controller with a category xAxis.
 *
 * @param commonXAxis the common x axis
 * @param externalYAxis the external y axis
 * @param spec the specification
 * @param ioVariable the io variable
 * @param selection the selection that should be updated
 * @param activated property that indicates if the selection should be updated
 */
public TimingDiagramController(NumberAxis commonXAxis, CategoryAxis externalYAxis,
    ConcreteSpecification spec, ValidIoVariable ioVariable, Selection selection,
    BooleanProperty activated) {
  this.activated = activated;
  this.ioVariable = ioVariable;
  this.selection = selection;
  this.concreteSpec = spec;
  this.commonXAxis = commonXAxis;
  NumberAxis xaxis = new NumberAxis(0, 0, 1);
  CategoryAxis yaxis = new CategoryAxis();
  TimingDiagramView<String> view = new TimingDiagramView<>(xaxis, yaxis);
  this.view = view;
  XYChart.Series<Number, String> seriesData =
      Plotable.toStringSeries(spec.getColumnByName(ioVariable.getName()).getCells());
  ObservableList<XYChart.Series<Number, String>> data = FXCollections.observableArrayList();
  data.add(seriesData);
  view.getData().addAll(data);

  externalYAxis.prefHeightProperty().bind(yaxis.heightProperty());
  yaxis.setAutoRanging(true);
  yaxis.setCategories(externalYAxis.getCategories());
  xaxis.lowerBoundProperty().bind(commonXAxis.lowerBoundProperty());
  xaxis.upperBoundProperty().bind(commonXAxis.upperBoundProperty());

  initCommon();
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
@Override
public Parent getResultsContent() {
    NumberAxis xAxis = new NumberAxis();
    CategoryAxis yAxis = new CategoryAxis();
    BarChart<Number, String> chart = new BarChart<>(xAxis, yAxis);

    chart.setTitle("Data structure packet size based on number of packets");

    yAxis.setLabel("Number of Packets");
    yAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(new String[] {String.valueOf(numPackets)})));

    xAxis.setLabel("Size (in bytes). Lower is better");

    for (int i = 0; i < results.size(); i++) {
        XYChart.Series<Number, String> series = new XYChart.Series<Number, String>();
        series.setName(results.get(i).name);
        series.getData().addAll(
                new XYChart.Data<Number, String>(results.get(i).size, String.valueOf(numPackets))
                //                    new XYChart.Data<Number, String>(results1000.get(i).size, "1000"),
                //                    new XYChart.Data<Number, String>(results10000.get(i).size, "10000")
                );

        series.getData().forEach(data -> {
            Label l = new Label(data.getXValue().toString());
            l.setAlignment(Pos.CENTER_RIGHT);
            data.setNode(l);
        });

        chart.getData().add(series);
    }

    return chart;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
@Override
public Parent getResultsContent() {
    NumberAxis xAxis = new NumberAxis();
    CategoryAxis yAxis = new CategoryAxis();
    BarChart<Number, String> chart = new BarChart<>(xAxis, yAxis);

    chart.setTitle(String.valueOf(numPackets) + " packets");

    yAxis.setLabel("Compression");
    yAxis.setCategories(FXCollections.<String>observableArrayList("NONE", "ZIP", "LZMA"));

    xAxis.setLabel("Time (in seconds). Lower is better");

    for (int i = 0; i < results.size(); i++) {
        XYChart.Series<Number, String> series = new XYChart.Series<Number, String>();
        series.setName(results.get(i).name);
        series.getData().addAll(
                new XYChart.Data<Number, String>(results.get(i).timeTook, "NONE"),
                new XYChart.Data<Number, String>(results.get(i).timeTookZIP + results.get(i).timeTook, "ZIP"),
                new XYChart.Data<Number, String>(results.get(i).timeTookLZMA + results.get(i).timeTook, "LZMA")
                );

        series.getData().forEach(data -> {
            Label l = new Label(String.format("%.3f", data.getXValue().doubleValue()));
            l.setAlignment(Pos.CENTER_RIGHT);
            data.setNode(l);
        });

        chart.getData().add(series);
    }

    return chart;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
@Override
public Parent getResultsContent() {
    NumberAxis xAxis = new NumberAxis();
    CategoryAxis yAxis = new CategoryAxis();
    BarChart<Number, String> chart = new BarChart<>(xAxis, yAxis);

    chart.setTitle("Data structure packet size based on number of packets");

    yAxis.setLabel("Number of Packets");
    yAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(new String[] {String.valueOf(numPackets)})));

    xAxis.setLabel("Speed (in seconds). Lower is better");

    for (int i = 0; i < results.size(); i++) {
        XYChart.Series<Number, String> series = new XYChart.Series<Number, String>();
        series.setName(results.get(i).name);
        series.getData().addAll(
                new XYChart.Data<Number, String>(results.get(i).timeTook, String.valueOf(numPackets))
                //                    new XYChart.Data<Number, String>(results1000.get(i).size, "1000"),
                //                    new XYChart.Data<Number, String>(results10000.get(i).size, "10000")
                );

        series.getData().forEach(data -> {
            Label l = new Label(data.getXValue().toString());
            l.setAlignment(Pos.CENTER_RIGHT);
            data.setNode(l);
        });

        chart.getData().add(series);
    }

    return chart;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
@Override
public Parent getResultsContent() {
    NumberAxis xAxis = new NumberAxis();
    CategoryAxis yAxis = new CategoryAxis();
    BarChart<Number, String> chart = new BarChart<>(xAxis, yAxis);

    chart.setTitle(String.valueOf(numPackets) + " packets");

    yAxis.setLabel("Compression");
    yAxis.setCategories(FXCollections.<String>observableArrayList("NONE", "ZIP", "LZMA"));

    xAxis.setLabel("Size (in bytes). Lower is better");

    for (int i = 0; i < results.size(); i++) {
        XYChart.Series<Number, String> series = new XYChart.Series<Number, String>();
        series.setName(results.get(i).name);
        series.getData().addAll(
                new XYChart.Data<Number, String>(results.get(i).size, "NONE"),
                new XYChart.Data<Number, String>(results.get(i).sizeCompressedZIP, "ZIP"),
                new XYChart.Data<Number, String>(results.get(i).sizeCompressedLZMA, "LZMA")
                );

        series.getData().forEach(data -> {
            Label l = new Label(data.getXValue().toString());
            l.setAlignment(Pos.CENTER_RIGHT);
            data.setNode(l);
        });

        chart.getData().add(series);
    }

    return chart;
}
 

import javafx.scene.chart.CategoryAxis; //导入方法依赖的package包/类
@Override
public Node drawNode() {
    CategoryAxis axis = new CategoryAxis();
    axis.setCategories(FXCollections.<String>observableArrayList("First", "Second", "Third"));
    return axis;
}