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finmath lib plot extensions provide convenient plotting methods by providing consistent wrappers to plot libraries (like JFreeChart or JavaFX).

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/*
 * (c) Copyright Christian P. Fries, Germany. All rights reserved. Contact: [email protected].
 *
 * Created on 21 May 2018
 */

package net.finmath.plots.demo;

import java.awt.Color;
import java.awt.Rectangle;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.function.DoubleUnaryOperator;

import net.finmath.plots.GraphStyle;
import net.finmath.plots.Named;
import net.finmath.plots.Plot2D;
import net.finmath.plots.Plotable2D;
import net.finmath.plots.PlotableFunction2D;
import net.finmath.plots.PlotablePoints2D;
import net.finmath.plots.Point2D;

/**
 * Plots a function and two scatters
 *
 * @author Christian Fries
 */
public class Plot2DDemo8 {

	/**
	 * Run the demo.
	 *
	 * @param args Not used.
	 * @throws Exception Exception from the graphics backend.
	 */
	public static void main(final String[] args) throws Exception {

		final Random random = new Random(3141);
		final int numberOfSamplePoints = 100;

		final List series1 = new ArrayList();
		final List series2 = new ArrayList();
		for(int i=0; i plotables = List.of(
				new PlotableFunction2D(-1, 1, 1000, new Named("True Function", x -> x*x), new GraphStyle(new Rectangle(2, 2), null, Color.GREEN)),
				new PlotablePoints2D("Values 1", series1, new GraphStyle(new Rectangle(3, 3), null, Color.BLUE)),
				new PlotablePoints2D("Values 2", series2, new GraphStyle(new Rectangle(3, 3), null, Color.RED))
				);

		final Plot2D plot = new Plot2D(plotables);

		plot
		.setTitle("Two Scatters and a Function")
		.setXAxisLabel("x")
		.setYAxisLabel("y")
		.setIsLegendVisible(true)
		.show();

		// plot.saveAsPDF(new File("Two scatters and a Function.pdf"), 800, 600);
	}
}