tech.tablesaw.plotting.smile.SmileBox Maven / Gradle / Ivy

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/*
 * 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.smile;

import smile.plot.BoxPlot;
import smile.plot.PlotCanvas;
import tech.tablesaw.api.Table;
import tech.tablesaw.table.TemporaryView;
import tech.tablesaw.table.ViewGroup;
import tech.tablesaw.util.DoubleArrays;

import static tech.tablesaw.plotting.smile.SmilePlotUtils.getjFrame;

import javax.swing.*;

/**
 *
 */
public class SmileBox {

    public static void show(String title, ViewGroup data, int columnIndex) {

        PlotCanvas canvas = create(title, data, columnIndex);
        JFrame frame = getjFrame(600, 400);
        frame.add(canvas);
        frame.setVisible(true);
    }

    public static void show(String title, Table table, String summaryColumnName, String groupingColumnName) {

        PlotCanvas canvas = create(title, table, summaryColumnName, groupingColumnName);
        JFrame frame = getjFrame(600, 400);
        frame.add(canvas);
        frame.setVisible(true);
    }

    public static PlotCanvas create(String plotTitle, ViewGroup groups, int columnNumber) {
        double[][] dataArray = DoubleArrays.to2dArray(groups, columnNumber);
        String[] grounpNames = groupNames(groups);
        PlotCanvas canvas = BoxPlot.plot(dataArray, grounpNames);
        canvas.setTitle(plotTitle);
        canvas.setAxisLabel(0, "");
        canvas.setAxisLabel(1, groups.getSortedOriginal().column(columnNumber).name());
        return canvas;
    }

    public static PlotCanvas create(String plotTitle, Table table, String summaryColumnName, String
            groupingColumnName) {
        ViewGroup groups = table.splitOn(table.column(groupingColumnName));
        int columnNumber = table.columnIndex(summaryColumnName);
        double[][] dataArray = DoubleArrays.to2dArray(groups, columnNumber);
        String[] grounpNames = groupNames(groups);
        PlotCanvas canvas = BoxPlot.plot(dataArray, grounpNames);
        canvas.setTitle(plotTitle);
        canvas.setAxisLabel(0, groupingColumnName);
        canvas.setAxisLabel(1, summaryColumnName);
        return canvas;
    }

    private static String[] groupNames(ViewGroup groups) {
        String[] result = new String[groups.size()];
        for (int i = 0; i < groups.size(); i++) {
            TemporaryView view = groups.get(i);
            result[i] = view.name();
        }
        return result;
    }
}