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Flying Saucer is a CSS 2.1 renderer written in Java. This artifact contains the core rendering and layout code as well as Java2D output.

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/*
 * {{{ header & license
 * Copyright (c) 2006 Wisconsin Court System
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 * }}}
 */
package org.xhtmlrenderer.render;

public interface FSFontMetrics {
    float getAscent();

    /**
     * In keeping with the JDK {@link java.awt.font.LineMetrics} convention, this number is
     * positive for values below the baseline.
     */
    float getDescent();
    float getStrikethroughOffset();
    float getStrikethroughThickness();

    /**
     * In keeping with the JDK {@link java.awt.font.LineMetrics} convention, this number is
     * positive for values below the baseline.
     */
    float getUnderlineOffset();

    float getUnderlineThickness();
}