FontSprite.java example

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/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification
 *             of Java bytecode.
 *
 * Copyright (c) 2002-2010 Eric Lafortune (eric@graphics.cornell.edu)
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU 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 proguard.gui.splash;

import java.awt.*;

/**
 * This Sprite sets the font for another given sprite.
 *
 * @author Eric Lafortune
 */
public class FontSprite implements Sprite
{
    private final VariableFont font;
    private final Sprite       sprite;


    /**
     * Creates a new FontSprite.
     * @param font   the variable Font of the given sprite.
     * @param sprite the sprite that will be provided of a font and painted.
     */
    public FontSprite(VariableFont font,
                      Sprite       sprite)
    {
        this.font   = font;
        this.sprite = sprite;
    }


    // Implementation for Sprite.

    public void paint(Graphics graphics, long time)
    {
        // Save the old font.
        Font oldFont = graphics.getFont();

        // Set the new font.
        graphics.setFont(font.getFont(time));

        // Paint the actual sprite.
        sprite.paint(graphics, time);

        // Restore the old font.
        graphics.setFont(oldFont);
    }
}