GraphicsUtilities.java

/*
 * Copyright (C) 2011 Cozycode.net
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.cozycode.swing;

import java.awt.Graphics;

import javax.swing.JComponent;

import net.cozycode.core.Comparisons;

public final class GraphicsUtilities {
   private GraphicsUtilities() { /* Static Singleton */ }

   /**
    * Renders an underline below text which was rendered at x, y
    */
   public static void drawUnderlineForString(JComponent c, Graphics g, String text, int x, int y) {
      if( Comparisons.isEmpty( text )) {
         return;
      }
      int width = g.getFontMetrics().stringWidth( text );
      y = y + g.getFontMetrics().getAscent();
      g.fillRect( x, y + 1, width, 1 );
   }
}