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PlantUML is a component that allows to quickly write diagrams from text.

There is a newer version: 1.2024.8

// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
package net.sourceforge.plantuml.math;

import java.awt.Color;
import java.awt.Insets;
import java.lang.reflect.InvocationTargetException;

import javax.swing.Icon;

public class TeXIconBuilder {

	private Icon icon;

	public TeXIconBuilder(String tex, Color foregroundColor)
			throws ClassNotFoundException, NoSuchMethodException, SecurityException, InstantiationException,
			IllegalAccessException, IllegalArgumentException, InvocationTargetException {

		// TeXFormula formula = new TeXFormula(latex);
		final Class clTeXFormula = Class.forName("org.scilab.forge.jlatexmath.TeXFormula");
		final Object formula = clTeXFormula.getConstructor(String.class).newInstance(tex);

		// TeXIcon icon = formula.new
		// TeXIconBuilder().setStyle(TeXConstants.STYLE_DISPLAY).setSize(20).build();
		final Class clTeXIconBuilder = clTeXFormula.getClasses()[0];
		final Object builder = clTeXIconBuilder.getConstructors()[0].newInstance(formula);
		clTeXIconBuilder.getMethod("setStyle", int.class).invoke(builder, 0);
		clTeXIconBuilder.getMethod("setSize", float.class).invoke(builder, (float) 20);
		icon = (Icon) clTeXIconBuilder.getMethod("build").invoke(builder);

		final int margin = 1;
		final Insets insets = new Insets(margin, margin, margin, margin);
		icon.getClass().getMethod("setInsets", insets.getClass()).invoke(icon, insets);
		icon.getClass().getMethod("setForeground", foregroundColor.getClass()).invoke(icon, foregroundColor);
	}

	public Icon getIcon() {
		return icon;
	}

}