org.apache.pdfbox.pdmodel.interactive.annotation.PDBorderStyleDictionary Maven / Gradle / Ivy

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The Apache PDFBox library is an open source Java tool for working with PDF documents.
There is a newer version: 3.0.2
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.pdfbox.pdmodel.interactive.annotation;

import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSArray;
import org.apache.pdfbox.cos.COSInteger;

import org.apache.pdfbox.pdmodel.common.COSObjectable;
import org.apache.pdfbox.pdmodel.graphics.PDLineDashPattern;

/**
 * This class represents a PDF /BS entry the border style dictionary.
 *
 * @author Paul King
 */
public class PDBorderStyleDictionary implements COSObjectable
{

    /*
     * The various values of the style for the border as defined in the PDF 1.6 reference Table 8.13
     */

    /**
     * Constant for the name of a solid style.
     */
    public static final String STYLE_SOLID = "S";

    /**
     * Constant for the name of a dashed style.
     */
    public static final String STYLE_DASHED = "D";

    /**
     * Constant for the name of a beveled style.
     */
    public static final String STYLE_BEVELED = "B";

    /**
     * Constant for the name of a inset style.
     */
    public static final String STYLE_INSET = "I";

    /**
     * Constant for the name of a underline style.
     */
    public static final String STYLE_UNDERLINE = "U";

    private final COSDictionary dictionary;

    /**
     * Constructor.
     */
    public PDBorderStyleDictionary()
    {
        dictionary = new COSDictionary();
    }

    /**
     * Constructor.
     *
     * @param dict a border style dictionary.
     */
    public PDBorderStyleDictionary(COSDictionary dict)
    {
        dictionary = dict;
    }

    /**
     * returns the dictionary.
     *
     * @return the dictionary
     */
    @Override
    public COSDictionary getCOSObject()
    {
        return dictionary;
    }

    /**
     * This will set the border width in points, 0 = no border.
     *
     * @param w float the width in points
     */
    public void setWidth(float w)
    {
        getCOSObject().setFloat("W", w);
    }

    /**
     * This will retrieve the border width in points, 0 = no border.
     *
     * @return flaot the width of the border in points
     */
    public float getWidth()
    {
        return getCOSObject().getFloat("W", 1);
    }

    /**
     * This will set the border style, see the STYLE_* constants for valid values.
     *
     * @param s the border style to use
     */
    public void setStyle(String s)
    {
        getCOSObject().setName("S", s);
    }

    /**
     * This will retrieve the border style, see the STYLE_* constants for valid values.
     *
     * @return the style of the border
     */
    public String getStyle()
    {
        return getCOSObject().getNameAsString("S", STYLE_SOLID);
    }

    /**
     * This will set the dash style used for drawing the border.
     *
     * @param dashArray the dash style to use
     */
    public void setDashStyle(COSArray dashArray)
    {
        COSArray array = null;
        if (dashArray != null)
        {
            array = dashArray;
        }
        getCOSObject().setItem("D", array);
    }

    /**
     * This will retrieve the dash style used for drawing the border.
     *
     * @return the dash style of the border
     */
    public PDLineDashPattern getDashStyle()
    {
        COSArray d = (COSArray) getCOSObject().getDictionaryObject("D");
        if (d == null)
        {
            d = new COSArray();
            d.add(COSInteger.THREE);
            getCOSObject().setItem("D", d);
        }
        return new PDLineDashPattern(d, 0);
    }

}