package model.shapes;

import javax.swing.*;
import java.awt.*;

/**
 * Rectangle shape.
 *
 * @author Mathias Ricken
 */
public class Rectangle implements IShape {
	/**
	 * Width of the circle.
	 */
	private int _width;

	/**
	 * Height of the circle.
	 */
	private int _height;

	/**
	 * Parameterless constructor.
	 * Should just be used to call makeFactory() on the object.
	 */
	public Rectangle() {
	}

	/**
	 * Regular constructor.
	 * When this constructor is used, the object is fully initialized.
	 * @param w width
	 * @param h height
	 */
	public Rectangle(int w, int h) {
		_width = w;
		_height = h;
	}

	/**
	 * Make the factory that can create this kind of IShape.
	 * @return factory to make this IShape
	 */
	public AShapeFactory makeFactory() {
		// anonymously create factory that can be used as settings panel
		return new AShapeFactory(getClass().getName()) {
			/// text field for the width
			private JTextField _widthField;

			/// text field for the height
			private JTextField _heightField;

			// initializer block
			{
				setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
				add(new JLabel("Width: "));
				add(_widthField = new JTextField("100"));
				add(new JLabel("Height: "));
				add(_heightField = new JTextField("50"));
			}

			/**
			 * Create the IShape that matches the current parameters.
			 * @return IShape
			 */
			public IShape makeShape() {
				return new Rectangle(Integer.parseInt(_widthField.getText()),Integer.parseInt(_heightField.getText()));
			};
		};
	}

	/**
	 * Paint this shape.
	 * @param g graphics object
	 */
	public void paint(Graphics g) {
		g.drawRect(-_width/2,-_height/2,_width,_height);
	}
}