/*
 * Draws a bar graph for rainfall
 *
 * Gaileen
 *
 * 7/7/19
 */

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.WindowConstants;
import java.awt.Dimension;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Font;

public class BarGraph {
	private JFrame frame;

	public BarGraph() {
		frame = new JFrame("Bar Graph");
		frame.setSize(600, 400);
		frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
		frame.setPreferredSize(frame.getSize());
		frame.add(new DrawBars(frame.getSize()));
		frame.pack();
		frame.setVisible(true);
	}

	public static void main(String... argv) {
		new BarGraph();

	}

	public static class DrawBars extends JPanel {

		int x = 20;
		int y = 200;
		double[] phila = { 2.85, 6.02, 4.74, 3.94, 5.21, 3.34, 3.06, 4.11, 8.35, 3.08, 9.03, 6.38 };
		double[] seattle = { 8.12, 2.16, 2.44, 5.69, 0.12, 0.63, 0.05, 0.2, 0.98, 3.78, 5.42, 6.08 };

		public DrawBars(Dimension dimension) {
			setSize(dimension);
			setPreferredSize(dimension);

		}

		@Override
		public void paintComponent(Graphics g) {
			Graphics2D g2 = (Graphics2D) g;
			Dimension d = getSize();

			// background
			g2.setColor(Color.white);
			g2.fillRect(0, 0, d.width, d.height);

			// philly rain bar graphs
			Color purple = new Color(102, 0, 102);
			g2.setColor(purple);
			for (int i = 0; i < phila.length; i++) {
				double p_num = phila[i] * 10;

				g2.fillRect(x, y - (int) p_num, 10, (int) p_num);
				x = x + 50;

			}

			// seattle bar graphs
			Color green = new Color(10, 255, 102);
			g2.setColor(green);
			x = 10;
			for (int i = 0; i < seattle.length; i++) {
				double s_num = seattle[i] * 10;

				g2.fillRect(x, y - (int) s_num, 10, (int) s_num);
				x = x + 50;

			}

			// key
			g2.setColor(purple);
			g2.setFont(new Font("TimesRoman", Font.PLAIN, 20));
			g2.drawString("Philadelphia", 10, 30);
			g2.setColor(green);
			g2.drawString("Seattle", 200, 30);

		}

	}
}