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/*
 * @(#)Point2DConverter.java 5/19/2013
 *
 * Copyright 2002 - 2013 JIDE Software Inc. All rights reserved.
 */
package jidefx.utils.converter.javafx;

import javafx.geometry.Point2D;
import jidefx.utils.converter.ConverterContext;
import jidefx.utils.converter.ObjectConverter;
import jidefx.utils.converter.ValuesConverter;

import java.util.ArrayList;
import java.util.List;

/**
 * {@link ObjectConverter} for {@link Point2D}.
 */
public class Point2DConverter extends ValuesConverter {
    public Point2DConverter() {
        super("; ", Double.class);
    }

    public Point2DConverter(String separator) {
        super(separator, Double.class);
    }

    /**
     * Converts the Point2D to String.
     *
     * @param point2D the Point2D
     * @param context the converter context
     * @return the String representing the Point2D.
     */
    @Override
    public String toString(Point2D point2D, ConverterContext context) {
        if (point2D == null) {
            return null;
        }
        List list = new ArrayList<>(2);
        list.add(point2D.getX());
        list.add(point2D.getY());
        return valuesToString(list, context);
    }

    /**
     * Converts from a String to a Point2D.
     *
     * @param string  the string
     * @param context the converter context
     * @return the Point2D represented by te String.
     */
    @Override
    public Point2D fromString(String string, ConverterContext context) {
        if (string == null || string.trim().isEmpty()) {
            return null;
        }
        List objects = valuesFromString(string, context);
        double x = 0;
        if (objects.size() >= 1) {
            Double value = objects.get(0);
            x = value == null ? 0.0 : value;
        }
        double y = 0;
        if (objects.size() >= 2) {
            Double value = objects.get(1);
            y = value == null ? 0.0 : value;
        }
        return new Point2D(x, y);
    }
}