001/* ===================================================
002 * JFreeSVG : an SVG library for the Java(tm) platform
003 * ===================================================
004 * 
005 * (C)opyright 2013-2021, by Object Refinery Limited.  All rights reserved.
006 *
007 * Project Info:  http://www.jfree.org/jfreesvg/index.html
008 * 
009 * This program is free software: you can redistribute it and/or modify
010 * it under the terms of the GNU General Public License as published by
011 * the Free Software Foundation, either version 3 of the License, or
012 * (at your option) any later version.
013 *
014 * This program is distributed in the hope that it will be useful,
015 * but WITHOUT ANY WARRANTY; without even the implied warranty of
016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
017 * GNU General Public License for more details.
018 *
019 * You should have received a copy of the GNU General Public License
020 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
021 * 
022 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
023 * Other names may be trademarks of their respective owners.]
024 * 
025 * If you do not wish to be bound by the terms of the GPL, an alternative
026 * commercial license can be purchased.  For details, please see visit the
027 * JFreeSVG home page:
028 * 
029 * http://www.jfree.org/jfreesvg
030 * 
031 */
032
033package org.jfree.svg;
034
035import java.util.function.DoubleFunction;
036
037/**
038 * Represents a view box in SVG.
039 * 
040 * @since 3.2
041 */
042public class ViewBox {
043
044    private final double minX;
045    
046    private final double minY;
047    
048    private final double width;
049    
050    private final double height;
051    
052    /**
053     * Creates a new instance with the specified dimensions.
054     * 
055     * @param minX  the x coordinate.
056     * @param minY  the y coordinate.
057     * @param width  the width.
058     * @param height  the height.
059     */
060    public ViewBox(double minX, double minY, double width, double height) {
061        this.minX = minX;
062        this.minY = minY;
063        this.width = width;
064        this.height = height;
065    }
066
067    /**
068     * Returns a string containing the view box coordinates and dimensions.
069     *
070     * @param df  the converter function ({@code null} not permitted).
071     *
072     * @return A string containing the view box coordinates and dimensions. 
073     */
074    public String valueStr(DoubleFunction<String> df) {
075        return new StringBuilder().append(df.apply(this.minX)).append(' ')
076                .append(df.apply(this.minY)).append(' ')
077                .append(df.apply(this.width)).append(' ')
078                .append(df.apply(this.height)).toString();
079    }
080            
081}