dpfmanager.shell.modules.report.util.PDFParams.java Source code

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Here is the source code for dpfmanager.shell.modules.report.util.PDFParams.java

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/**
 * <h1>PDFParams.java</h1> <p> 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 3 of the License, or (at your option) any later version; or,
 * at your choice, under the terms of the Mozilla Public License, v. 2.0. SPDX GPL-3.0+ or MPL-2.0+.
 * </p> <p> 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 and the Mozilla Public License for more details. </p>
 * <p> You should have received a copy of the GNU General Public License and the Mozilla Public
 * License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>
 * and at <a href="http://mozilla.org/MPL/2.0">http://mozilla.org/MPL/2.0</a> . </p> <p> NB: for the
 *  statement, include Easy Innova SL or other company/Person contributing the code. </p> <p> 
 * 2015 Easy Innova, SL </p>
 *
 * @author Adri Llorens
 * @version 1.0
 * @since 23/7/2015
 */

package dpfmanager.shell.modules.report.util;

import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.edit.PDPageContentStream;

import java.awt.image.ImagingOpException;
import java.io.IOException;

/**
 * Created by Adri Llorens on 15/04/2016.
 */
public class PDFParams {
    /**
     * The Content stream.
     */
    private PDPageContentStream contentStream;

    /**
     * The Pdf Document
     */
    private PDDocument document;

    /**
     * Actual Y position
     */
    public Integer y;

    public PDFParams() {

    }

    public void init(PDRectangle pageType) throws IOException {
        document = new PDDocument();
        PDPage page = new PDPage(pageType);
        document.addPage(page);
        contentStream = new PDPageContentStream(document, page);
    }

    /**
     * Set content stream
     *
     * @param contentStream the content stream
     */
    public void setContentStream(PDPageContentStream contentStream) {
        this.contentStream = contentStream;
    }

    /**
     * Gets content stream.
     *
     * @return the content stream
     */
    public PDPageContentStream getContentStream() {
        return contentStream;
    }

    /**
     * Gets pdf document.
     *
     * @return the document
     */
    public PDDocument getDocument() {
        return document;
    }

    public PDPageContentStream checkNewPage() throws Exception {
        if (newPageNeeded(y)) {
            contentStream = newPage(getContentStream(), getDocument());
            y = 800;
        }
        return contentStream;
    }

    /**
     * New page pd page content stream.
     *
     * @param contentStream the content stream
     * @param document      the document
     * @return the pd page content stream
     * @throws Exception the exception
     */
    PDPageContentStream newPage(PDPageContentStream contentStream, PDDocument document) throws Exception {
        contentStream.close();
        PDPage page = new PDPage(PDPage.PAGE_SIZE_A4);
        document.addPage(page);
        return new PDPageContentStream(document, page);
    }

    /**
     * New page needed boolean.
     *
     * @param pos_y the pos y
     * @return the boolean
     */
    boolean newPageNeeded(int pos_y) {
        return pos_y < 80;
    }
}