diff options
Diffstat (limited to 'pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/positioning/Positioning.java')
-rw-r--r-- | pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/positioning/Positioning.java | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/positioning/Positioning.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/positioning/Positioning.java deleted file mode 100644 index e2f245a7..00000000 --- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/positioning/Positioning.java +++ /dev/null @@ -1,308 +0,0 @@ -/******************************************************************************* - * <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.pdfbox.positioning; - -import java.awt.geom.AffineTransform; -import java.awt.geom.Point2D; - -import org.apache.pdfbox.pdmodel.PDDocument; -import org.apache.pdfbox.pdmodel.PDPage; -import org.apache.pdfbox.pdmodel.common.PDRectangle; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import at.gv.egiz.pdfas.common.exceptions.PdfAsException; -import at.gv.egiz.pdfas.lib.impl.pdfbox.utils.PdfBoxUtils; -import at.gv.egiz.pdfas.lib.impl.stamping.IPDFVisualObject; -import at.knowcenter.wag.egov.egiz.pdf.PDFUtilities; -import at.knowcenter.wag.egov.egiz.pdf.PositioningInstruction; -import at.knowcenter.wag.egov.egiz.pdf.TablePos; - -/** - * Created with IntelliJ IDEA. User: afitzek Date: 8/29/13 Time: 4:30 PM To - * change this template use File | Settings | File Templates. - */ -public class Positioning { - - private static final Logger logger = LoggerFactory - .getLogger(Positioning.class); - - /** - * The left/right margin. - */ - public static final float SIGNATURE_MARGIN_HORIZONTAL = 50f; - - /** - * The top/bottom margin. - */ - public static final float SIGNATURE_MARGIN_VERTICAL = 20f; - - /** - * Evalutates absolute positioning and prepares the PositioningInstruction - * for placing the table. - * - * @param pos - * The absolute positioning parameter. If null it is sought in - * the profile definition. - * @param signature_type - * The profile definition of the table to be written. - * @param pdfDataSource - * The pdf. - * @param pdf_table - * The pdf table to be written. - * @return Returns the PositioningInformation. - * @throws PdfAsException - * F.e. - */ - public static PositioningInstruction determineTablePositioning( - TablePos pos, String signature_type, PDDocument pdfDataSource, - IPDFVisualObject pdf_table, boolean legacy32, boolean legacy40) throws PdfAsException { - return adjustSignatureTableandCalculatePosition(pdfDataSource, - pdf_table, pos, legacy32, legacy40); - } - - private static PDRectangle rotateBox(PDRectangle cropBox, int rotation) { - if (rotation != 0) { - Point2D upSrc = new Point2D.Float(); - - upSrc.setLocation(cropBox.getUpperRightX(), - cropBox.getUpperRightY()); - - Point2D llSrc = new Point2D.Float(); - llSrc.setLocation(cropBox.getLowerLeftX(), cropBox.getLowerLeftY()); - AffineTransform transform = new AffineTransform(); - transform.setToIdentity(); - if (rotation % 360 != 0) { - transform.setToRotation(Math.toRadians(rotation * -1), llSrc.getX(), - llSrc.getY()); - } - Point2D upDst = new Point2D.Float(); - transform.transform(upSrc, upDst); - - Point2D llDst = new Point2D.Float(); - transform.transform(llSrc, llDst); - - float y1 = (float) upDst.getY(); - float y2 = (float) llDst.getY(); - - if(y1 > y2) { - float t = y1; - y1 = y2; - y2 = t; - } - - if(y1 < 0) { - y2 = y2 + -1 * y1; - y1 = 0; - } - - float x1 = (float) upDst.getX(); - float x2 = (float) llDst.getX(); - - if(x1 > x2) { - float t = x1; - x1 = x2; - x2 = t; - } - - if(x1 < 0) { - x2 = x2 + -1 * x1; - x1 = 0; - } - - cropBox.setUpperRightX(x2); - cropBox.setUpperRightY(y2); - cropBox.setLowerLeftY(y1); - cropBox.setLowerLeftX(x1); - } - return cropBox; - } - - /** - * Sets the width of the table according to the layout of the document and - * calculates the y position where the PDFPTable should be placed. - * - * @param pdfDataSource - * The PDF document. - * @param pdf_table - * The PDFPTable to be placed. - * @return Returns the position where the PDFPTable should be placed. - * @throws PdfAsException - * F.e. - */ - public static PositioningInstruction adjustSignatureTableandCalculatePosition( - final PDDocument pdfDataSource, IPDFVisualObject pdf_table, - TablePos pos, boolean legacy32, boolean legacy40) throws PdfAsException { - - PdfBoxUtils.checkPDFPermissions(pdfDataSource); - // get pages of currentdocument - - int doc_pages = pdfDataSource.getNumberOfPages(); - int page = doc_pages; - boolean make_new_page = pos.isNewPage(); - if (!(pos.isNewPage() || pos.isPauto())) { - // we should posit signaturtable on this page - - page = pos.getPage(); - // System.out.println("XXXXPAGE="+page+" doc_pages="+doc_pages); - if (page > doc_pages) { - make_new_page = true; - page = doc_pages; - // throw new PDFDocumentException(227, "Page number is to big(=" - // + page+ - // ") cannot be parsed."); - } - } - - PDPage pdPage = (PDPage) pdfDataSource.getDocumentCatalog() - .getAllPages().get(page - 1); - PDRectangle cropBox = pdPage.getCropBox(); - - // fallback to MediaBox if Cropbox not available! - - if (cropBox == null) { - cropBox = pdPage.findCropBox(); - } - - if (cropBox == null) { - cropBox = pdPage.findMediaBox(); - } - - // getPagedimensions - // Rectangle psize = reader.getPageSizeWithRotation(page); - // int page_rotation = reader.getPageRotation(page); - - // Integer rotation = pdPage.getRotation(); - // int page_rotation = rotation.intValue(); - - int rotation = pdPage.findRotation(); - - logger.debug("Original CropBox: " + cropBox.toString()); - - cropBox = rotateBox(cropBox, rotation); - - logger.debug("Rotated CropBox: " + cropBox.toString()); - - float page_width = cropBox.getWidth(); - float page_height = cropBox.getHeight(); - - logger.debug("CropBox width: " + page_width); - logger.debug("CropBox heigth: " + page_height); - - // now we can calculate x-position - float pre_pos_x = SIGNATURE_MARGIN_HORIZONTAL; - if (!pos.isXauto()) { - // we do have absolute x - pre_pos_x = pos.getPosX(); - } - // calculate width - // center - float pre_width = page_width - 2 * pre_pos_x; - if (!pos.isWauto()) { - // we do have absolute width - pre_width = pos.getWidth(); - if (pos.isXauto()) { // center x - pre_pos_x = (page_width - pre_width) / 2; - } - } - final float pos_x = pre_pos_x; - final float width = pre_width; - // Signatur table dimensions are complete - pdf_table.setWidth(width); - pdf_table.fixWidth(); - // pdf_table.setTotalWidth(width); - // pdf_table.setLockedWidth(true); - - final float table_height = pdf_table.getHeight(); - // now check pos_y - float pos_y = pos.getPosY(); - - // in case an absolute y position is already given OR - // if the table is related to an invisible signature - // there is no need for further calculations - // (fixed adding new page in case of invisible signatures) - if (!pos.isYauto() || table_height == 0) { - // we do have y-position too --> all parameters but page ok - if (make_new_page) { - page++; - } - return new PositioningInstruction(make_new_page, page, pos_x, - pos_y, pos.rotation); - } - // pos_y is auto - if (make_new_page) { - // ignore footer in new page - page++; - pos_y = page_height - SIGNATURE_MARGIN_VERTICAL; - return new PositioningInstruction(make_new_page, page, pos_x, - pos_y, pos.rotation); - } - // up to here no checks have to be made if Tablesize and Pagesize are - // fit - // Now we have to getfreespace in page and reguard footerline - float footer_line = pos.getFooterLine(); - - float pre_page_length = PDFUtilities.calculatePageLength(pdfDataSource, - page - 1, page_height - footer_line, /* page_rotation, */ - legacy32, legacy40); - - if (pre_page_length == Float.NEGATIVE_INFINITY) { - // we do have an empty page or nothing in area above footerline - pre_page_length = page_height; - // no text --> SIGNATURE_BORDER - pos_y = page_height - SIGNATURE_MARGIN_VERTICAL; - if (pos_y - footer_line <= table_height) { - make_new_page = true; - if (!pos.isPauto()) { - // we have to correct pagenumber - page = pdfDataSource.getNumberOfPages(); - } - page++; - // no text --> SIGNATURE_BORDER - pos_y = page_height - SIGNATURE_MARGIN_VERTICAL; - } - return new PositioningInstruction(make_new_page, page, pos_x, - pos_y, pos.rotation); - } - final float page_length = pre_page_length; - // we do have text take SIGNATURE_MARGIN - pos_y = page_height - page_length - SIGNATURE_MARGIN_VERTICAL; - if (pos_y - footer_line <= table_height) { - make_new_page = true; - if (!pos.isPauto()) { - // we have to correct pagenumber in case of absolute page and - // not enough - // space - page = pdfDataSource.getNumberOfPages(); - } - page++; - // no text --> SIGNATURE_BORDER - pos_y = page_height - SIGNATURE_MARGIN_VERTICAL; - } - return new PositioningInstruction(make_new_page, page, pos_x, pos_y, - pos.rotation); - - } - -} |