at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2.PDFAsVisualSignatureProperties.java Source code

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Here is the source code for at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2.PDFAsVisualSignatureProperties.java

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/*******************************************************************************
 * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 * 
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * 
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 ******************************************************************************/
package at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2;

import java.io.IOException;
import java.util.List;

import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageTree;
import org.apache.pdfbox.pdmodel.interactive.digitalsignature.visible.PDVisibleSigProperties;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
import at.gv.egiz.pdfas.common.exceptions.PdfAsWrappedIOException;
import at.gv.egiz.pdfas.common.settings.ISettings;
import at.gv.egiz.pdfas.common.settings.SignatureProfileSettings;
import at.gv.egiz.pdfas.lib.impl.pdfbox2.PDFBOXObject;
import at.knowcenter.wag.egov.egiz.pdf.PositioningInstruction;

public class PDFAsVisualSignatureProperties extends PDVisibleSigProperties {

    private static final Logger logger = LoggerFactory.getLogger(PDFAsVisualSignatureProperties.class);

    private ISettings settings;

    private PDFBoxTable main;

    private PDFAsVisualSignatureDesigner designer;

    private float rotationAngle = 0;

    private PDDocument origDoc;

    private SignatureProfileSettings signatureProfileSettings;

    private String alternativeTableCaption = "";

    public PDFAsVisualSignatureProperties(ISettings settings, PDFBOXObject object, PdfBoxVisualObject visObj,
            PositioningInstruction pos, SignatureProfileSettings signatureProfileSettings) {
        this.settings = settings;
        this.signatureProfileSettings = signatureProfileSettings;
        try {
            main = visObj.getTable();
        } catch (Throwable e) {
            e.printStackTrace();
        }
        this.rotationAngle = pos.getRotation();
        try {
            origDoc = object.getDocument();

            designer = new PDFAsVisualSignatureDesigner(origDoc, pos.getPage(), this, pos.isMakeNewPage());
            PDPageTree pages = origDoc.getDocumentCatalog().getPages();
            PDPage page = null;
            if (pos.isMakeNewPage()) {
                page = (PDPage) pages.get(pages.getCount() - 1);
            } else {
                page = (PDPage) pages.get(pos.getPage() - 1);
            }
            logger.debug("PAGE width {} HEIGHT {}", designer.getPageWidth(), designer.getPageHeight());
            logger.debug("POS X {} Y {}", pos.getX(), pos.getY());
            int rot = page.getRotation();
            float posy = designer.getPageHeight() - pos.getY();
            float posx = pos.getX();
            /*switch (rot) {
            case 90: // CW
               posx = designer.getPageHeight() - pos.getY();
               posy = designer.getPageWidth() - main.getWidth();
               break;
            case 180:
               posy = pos.getY();
               posx = designer.getPageWidth() - pos.getX();
               break;
            case 270: // CCW
               posx = pos.getY();
               posy = designer.getPageWidth() - pos.getX();
               break;
            }*/
            logger.debug("ROT {}", rot);
            logger.debug("COORD X {} Y {}", posx, posy);
            designer.coordinates(posx, posy);
            float[] form_rect = new float[] { 0, 0, main.getWidth() + 2, main.getHeight() + 2 };
            logger.debug("AP Rect: {} {} {} {}", form_rect[0], form_rect[1], form_rect[2], form_rect[3]);
            designer.formaterRectangleParams(form_rect);
            //this.setPdVisibleSignature(designer);
        } catch (Throwable e) {
            e.printStackTrace();
        }
    }

    @Override
    public void buildSignature() throws IOException {
        PDFAsVisualSignatureBuilder builder = new PDFAsVisualSignatureBuilder(this, this.settings, designer,
                this.signatureProfileSettings);
        PDFAsTemplateCreator creator = new PDFAsTemplateCreator(builder);
        try {
            setVisibleSignature(creator.buildPDF(designer, this.origDoc));
        } catch (PdfAsException e) {
            throw new PdfAsWrappedIOException(e);
        }
    }

    public PDFBoxTable getMainTable() {
        return main;
    }

    public float getRotation() {
        return this.rotationAngle;
    }

    public PDFAsVisualSignatureDesigner getDesigner() {
        return designer;
    }

    public SignatureProfileSettings getSignatureProfileSettings() {
        return signatureProfileSettings;
    }

    public String getAlternativeTableCaption() {
        return alternativeTableCaption;
    }

    public void setAlternativeTableCaption(String alternativeTableCaption) {
        this.alternativeTableCaption = alternativeTableCaption;
    }

}