tech.tablesaw.plotting.fx.FxHorizontalBar Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package tech.tablesaw.plotting.fx;
import javafx.collections.FXCollections;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.scene.layout.Background;
import tech.tablesaw.api.NumberColumn;
import tech.tablesaw.api.StringColumn;
import tech.tablesaw.api.Table;
import tech.tablesaw.columns.Column;
import java.util.ArrayList;
import java.util.List;
/**
* A JavaFx-based Horizontal bar chart
*/
public class FxHorizontalBar extends FxBuilder {
public static BarChart chart(
String title,
Table table,
String categoryColumnName,
String numberColumnName) {
StringColumn stringColumn = table.stringColumn(categoryColumnName);
NumberColumn numberColumn = table.nCol(numberColumnName);
return chart(title, stringColumn, numberColumn);
}
public static BarChart chart(String title, StringColumn stringColumn, NumberColumn
numberColumn) {
final CategoryAxis categoryAxis = getCategoryAxis(stringColumn);
final NumberAxis numberAxis = getNumberAxis(numberColumn);
final BarChart bar = getNumberStringBarChart(title, numberAxis, categoryAxis);
List> d2 = new ArrayList<>(numberColumn.size());
for (int i = 0; i < numberColumn.size(); i++) {
d2.add(new XYChart.Data<>(numberColumn.get(i), stringColumn.get(i)));
}
XYChart.Series series1 = getNumberStringSeries(stringColumn, d2);
bar.getData().add(series1);
return bar;
}
public static BarChart chart(String title, NumberColumn categoryColumn, NumberColumn numberColumn) {
final CategoryAxis categoryAxis = getCategoryAxis(categoryColumn);
final NumberAxis numberAxis = getNumberAxis(numberColumn);
final BarChart bar = getNumberStringBarChart(title, numberAxis, categoryAxis);
List> d2 = new ArrayList<>(numberColumn.size());
for (int i = 0; i < numberColumn.size(); i++) {
d2.add(new XYChart.Data<>(numberColumn.get(i), categoryColumn.getString(i)));
}
XYChart.Series series1 = getNumberStringSeries(categoryColumn, d2);
bar.getData().add(series1);
return bar;
}
private static XYChart.Series getNumberStringSeries(Column categoryColumn, List> d2) {
XYChart.Series series1 = new XYChart.Series<>(FXCollections.observableList(d2));
series1.setName(categoryColumn.name());
return series1;
}
private static BarChart getNumberStringBarChart(String title, NumberAxis xAxis, CategoryAxis
yAxis) {
final BarChart bar = new BarChart<>(xAxis, yAxis);
bar.setTitle(title);
bar.setLegendVisible(false);
bar.setCategoryGap(0.0);
bar.setBarGap(0.25);
bar.setBackground(Background.EMPTY);
bar.setHorizontalGridLinesVisible(false);
return bar;
}
}