Here you can find the source of getStringBounds(String s, Graphics g)
public static Rectangle2D getStringBounds(String s, Graphics g)
//package com.java2s; /*/*from w ww. ja v a 2 s. c om*/ * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ import java.awt.*; import java.awt.geom.*; public class Main { /** Compute the width and height of given string given the current font context in the Graphics object */ public static Rectangle2D getStringBounds(String s, Graphics g) { FontMetrics fm = g.getFontMetrics(); return fm.getStringBounds(s, 0, s.length(), g); } }