diff options
Diffstat (limited to 'pdf-as-pdfbox/src/main/java/at/knowcenter')
19 files changed, 2270 insertions, 0 deletions
diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFPage.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFPage.java new file mode 100644 index 00000000..84574b41 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFPage.java @@ -0,0 +1,599 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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. + * + * $Id: PDFPage.java,v 1.5 2006/10/31 08:09:33 wprinz Exp $ + */ +package at.knowcenter.wag.egov.egiz.pdf; + +import java.awt.Rectangle; +import java.awt.geom.GeneralPath; +import java.io.IOException; +import java.util.List; +import java.util.Map; + +import org.apache.commons.lang3.math.NumberUtils; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSName; +import org.apache.pdfbox.cos.COSStream; +import org.apache.pdfbox.pdmodel.PDPage; +import org.apache.pdfbox.pdmodel.PDResources; +import org.apache.pdfbox.pdmodel.common.PDRectangle; +import org.apache.pdfbox.pdmodel.common.PDStream; +import org.apache.pdfbox.pdmodel.font.PDFont; +import org.apache.pdfbox.pdmodel.graphics.xobject.PDXObject; +import org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectForm; +import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation; +import org.apache.pdfbox.util.Matrix; +import org.apache.pdfbox.util.PDFOperator; +import org.apache.pdfbox.util.PDFTextStripper; +import org.apache.pdfbox.util.TextPosition; +import org.apache.pdfbox.util.operator.OperatorProcessor; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.ClosePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.CurveTo; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.CurveToReplicateFinalPoint; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.CurveToReplicateInitialPoint; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.LineTo; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.MoveTo; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.CloseAndStrokePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.CloseFillEvenOddAndStrokePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.CloseFillNonZeroAndStrokePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.EndPath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.FillEvenOddAndStrokePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.FillNonZeroAndStrokePath; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.FillPathEvenOddRule; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.FillPathNonZeroWindingNumberRule; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.painting.StrokePath; + +/** + * PDFPage is an inner class that is used to calculate the page length of a PDF + * Document page. It extends the PDFTextStripper class and implement one + * interested method: {@link at.knowcenter.wag.egov.egiz.pdf.PDFPage#showCharacter(TextPosition)}<br> + * This method is called when processing the FileStream. By calling the method + * {@link org.apache.pdfbox.util.PDFStreamEngine#processStream(org.apache.pdfbox.pdmodel.PDPage, org.apache.pdfbox.pdmodel.PDResources, org.pdfbox.cos.COSStream)} + * the implemented method showCharacter is called. + * + * @author wlackner + * @see PDFTextStripper + */ +public class PDFPage extends PDFTextStripper { + /** + * The logger definition. + */ + private static final Logger logger = LoggerFactory.getLogger(PDFPage.class); + + /** + * The maximum (lowest) y position of a character. + */ + protected float max_character_ypos = Float.NEGATIVE_INFINITY; + + /** + * The maximum (lowest y position of an image. + */ + protected float max_image_ypos = Float.NEGATIVE_INFINITY; + + /** + * The effective page height. + */ + protected float effectivePageHeight; + + /** + * The path currently being constructed. + */ + private GeneralPath currentPath = new GeneralPath(); + + /** + * The lowest position of a drawn path (originating from top). + */ + private float maxPathRelatedYPositionFromTop = Float.NEGATIVE_INFINITY; + + /** + * Constructor. + * + * @param effectivePageHeight + * The height of the page to be evaluated. PDF elements outside + * this height will not be considered. + * + * @throws java.io.IOException + */ + public PDFPage(float effectivePageHeight, boolean legacy32) throws IOException { + super(); + + this.effectivePageHeight = effectivePageHeight; + + OperatorProcessor newInvoke = new MyInvoke(this); + newInvoke.setContext(this); + this.registerOperatorProcessor("Do", newInvoke); + + if (!legacy32) { + registerCustomPathOperators(); + } + } + + /** + * Registers operators responsible for path construction and painting in + * order to fix auto positioning on pages with path elements. + * + * @author Datentechnik Innovation GmbH + */ + private void registerCustomPathOperators() { + + // *** path construction + + this.registerOperatorProcessor("m", new MoveTo(this)); + this.registerOperatorProcessor("l", new LineTo(this)); + this.registerOperatorProcessor("c", new CurveTo(this)); + this.registerOperatorProcessor("y", new CurveToReplicateFinalPoint(this)); + this.registerOperatorProcessor("v", new CurveToReplicateInitialPoint(this)); + this.registerOperatorProcessor("h", new ClosePath(this)); + + // *** path painting + + // "S": stroke path + this.registerOperatorProcessor("S", new StrokePath(this)); + this.registerOperatorProcessor("s", new CloseAndStrokePath(this)); + this.registerOperatorProcessor("f", new FillPathNonZeroWindingNumberRule(this)); + this.registerOperatorProcessor("F", new FillPathNonZeroWindingNumberRule(this)); + this.registerOperatorProcessor("f*", new FillPathEvenOddRule(this)); + this.registerOperatorProcessor("b", new CloseFillNonZeroAndStrokePath(this)); + this.registerOperatorProcessor("B", new FillNonZeroAndStrokePath(this)); + this.registerOperatorProcessor("b*", new CloseFillEvenOddAndStrokePath(this)); + this.registerOperatorProcessor("B*", new FillEvenOddAndStrokePath(this)); + this.registerOperatorProcessor("n", new EndPath(this)); + + // Note: The graphic context + // (org.pdfbox.pdmodel.graphics.PDGraphicsState) of the underlying + // pdfbox library does + // not yet support clipping. This prevents feasible usage of clipping + // operators (W, W*). + // operators.put("W", new ...(this)); + // operators.put("W*", new ...(this)); + + } + + /** + * Returns the path currently being constructed. + * + * @return The path currently being constructed. + */ + public GeneralPath getCurrentPath() { + return currentPath; + } + + /** + * Sets the current path. + * + * @param currentPath + * The new current path. + */ + public void setCurrentPath(GeneralPath currentPath) { + this.currentPath = currentPath; + } + + /** + * Registers a rectangle that bounds the path currently being drawn. + * + * @param bounds + * A rectangle depicting the bounds (coordinates originating from + * bottom left). + * @author Datentechnik Innovation GmbH + */ + public void registerPathBounds(Rectangle bounds) { + if (!bounds.isEmpty()) { + logger.debug("Registering path bounds: " + bounds); + + // vertical start of rectangle (counting from top of page) + float upperBoundYPositionFromTop; + + // vertical end of rectangle (counting from top of page) + // this depicts the current end of path-related page content + float lowerBoundYPositionFromTop; + + PDRectangle boundaryBox = this.getCurrentPage().findMediaBox(); + float pageHeight; + + switch (this.getCurrentPage().findRotation()) { + case 90: // CW + pageHeight = boundaryBox.getWidth(); + upperBoundYPositionFromTop = (float) bounds.getMinX(); + lowerBoundYPositionFromTop = (float) bounds.getMaxX(); + break; + case 180: + pageHeight = boundaryBox.getHeight(); + upperBoundYPositionFromTop = (float) bounds.getMinY(); + lowerBoundYPositionFromTop = (float) bounds.getMaxY(); + break; + case 270: // CCW + pageHeight = boundaryBox.getWidth(); + upperBoundYPositionFromTop = pageHeight + - (float) bounds.getMaxX(); + lowerBoundYPositionFromTop = pageHeight + - (float) bounds.getMinX(); + break; + default: + pageHeight = boundaryBox.getHeight(); + upperBoundYPositionFromTop = pageHeight + - (float) bounds.getMaxY(); + lowerBoundYPositionFromTop = pageHeight + - (float) bounds.getMinY(); + break; + } + + // new maximum ? + if (lowerBoundYPositionFromTop > maxPathRelatedYPositionFromTop) { + // Is the rectangle (at least partly) located above the footer + // line? + // (effective page height := page height - footer line) + if (upperBoundYPositionFromTop <= effectivePageHeight) { + // yes: update current end of path-related page content + maxPathRelatedYPositionFromTop = lowerBoundYPositionFromTop; + logger.trace("New max path related y position (from top): " + + maxPathRelatedYPositionFromTop); + } else { + // no: rectangle is fully located below the footer line -> + // ignore + logger.trace("Ignoring path bound below the footer line."); + } + } + } + } + + protected void processOperator(PDFOperator operator, List<COSBase> arguments) + throws IOException { + logger.trace("operator = " + operator); + super.processOperator(operator, arguments); + } + + @Override + protected void processTextPosition(TextPosition text) { + showCharacter(text); + } + + // exthex + /** + * A method provided as an event interface to allow a subclass to perform + * some specific functionality when a character needs to be displayed. This + * method is used to calculate the latest position of a text in the page. + * Sorry for this missinterpretation of the method, but it is the only way + * to do this (provided by PDFBox)!!! + * + * @param text + * the character to be displayed -> calculate there y position. + */ + protected void showCharacter(TextPosition text) { + float current_y = text.getY(); + final String character = text.getCharacter(); + + int pageRotation = this.getCurrentPage().findRotation(); + // logger_.debug("PageRotation = " + pageRotation); + if (pageRotation == 0) { + current_y = text.getY(); + } + if (pageRotation == 90) { + current_y = text.getX(); + } + if (pageRotation == 180) { + float page_height = this.getCurrentPage().findMediaBox().getHeight(); + current_y = page_height - text.getY(); + } + if (pageRotation == 270) { + float page_height = this.getCurrentPage().findMediaBox().getHeight(); + current_y = page_height - text.getX(); + } + + if (current_y > this.effectivePageHeight) { + // logger_.debug("character is below footer_line. footer_line = " + + // this.footer_line + ", text.character=" + character + ", y=" + + // current_y); + return; + } + + // store ypos of the char if it is not empty + if (!at.gv.egiz.pdfas.common.utils.StringUtils.whiteSpaceTrim(character).isEmpty() && + current_y > this.max_character_ypos) { + this.max_character_ypos = current_y; + } + + } + + // use this funtion getting an unsorted text output + // public void showString(byte[] string) { + // logger_.debug(new String(string)); + // } + + /** + * Returns the calculated page length. + * + * @return the max page length value + */ + public float getMaxPageLength() { + if (logger.isDebugEnabled()) { + logger.debug("Determining page content length: text=" + + max_character_ypos + ", image=" + max_image_ypos + + ", path=" + maxPathRelatedYPositionFromTop); + } + return NumberUtils.max(max_character_ypos, max_image_ypos, + maxPathRelatedYPositionFromTop); + } + + @Override + public Map<String, PDFont> getFonts() { + + COSBase fontObj = null; + + if(getCurrentPage().getResources() != null && + getCurrentPage().getResources().getCOSDictionary() != null && + getCurrentPage().getResources().getCOSDictionary().getDictionaryObject(COSName.FONT) != null) { + fontObj = getCurrentPage().getResources().getCOSDictionary().getDictionaryObject(COSName.FONT); + } + Map<String, PDFont> fontMap = getCurrentPage().findResources().getFonts(); + + if(fontObj != null) { + getCurrentPage().getResources().getCOSDictionary().setItem(COSName.FONT, fontObj); + } + + return fontMap; + } + + public class MyInvoke extends OperatorProcessor { + + private PDFPage mypage; + + public MyInvoke(PDFPage page) { + this.mypage = page; + } + + public void process(PDFOperator operator, List<COSBase> arguments) + throws IOException { + COSName name = (COSName) arguments.get(0); + + // PDResources res = context.getResources(); + + Map<String, PDXObject> xobjects = context.getXObjects(); + PDXObject xobject = xobjects.get(name.getName()); + + PDStream stream = xobject.getPDStream(); + COSStream cos_stream = stream.getStream(); + + COSName subtype = (COSName) cos_stream + .getDictionaryObject(COSName.SUBTYPE); + if (subtype.equals(COSName.IMAGE)) { + logger.debug("XObject Image"); + + Matrix ctm = context.getGraphicsState() + .getCurrentTransformationMatrix(); + logger.debug("ctm = " + ctm); + + Pos[] coordinates = new Pos[] { new Pos(0, 0, 1), + new Pos(1, 0, 1), new Pos(0, 1, 1), new Pos(1, 1, 1) }; + + Pos[] transformed_coordinates = transtormCoordinates( + coordinates, ctm); + + /********************************************************** + * pdf-as fix: calculating min and max point of an image to look + * where the signature should be placed fix solves problems with + * footer and images and placement of the signature in an image + * only pdf document + **********************************************************/ + + float actual_lowest_point = Float.NaN; + float actual_starting_point = Float.NaN; + + int pageRotation = this.mypage.getCurrentPage().findRotation(); + logger.debug("PageRotation = " + pageRotation); + if (pageRotation == 0) { + float min_y = findMinY(transformed_coordinates); + logger.debug("min_y = " + min_y); + float page_height = this.mypage.getCurrentPage().findMediaBox().getHeight(); + logger.debug("page_height = " + page_height); + + actual_lowest_point = page_height - min_y; + actual_starting_point = page_height + - findMaxY(transformed_coordinates); + } + if (pageRotation == 90) { + float max_x = findMaxX(transformed_coordinates); + logger.debug("max_x = " + max_x); + float page_width = this.mypage.getCurrentPage().findMediaBox().getWidth(); + logger.debug("page_width = " + page_width); + + actual_lowest_point = max_x; + actual_starting_point = findMinX(transformed_coordinates); + } + if (pageRotation == 180) { + float min_y = findMinY(transformed_coordinates); + logger.debug("min_y = " + min_y); + float page_height = this.mypage.getCurrentPage().findMediaBox().getHeight(); + actual_lowest_point = page_height + - findMaxY(transformed_coordinates); + actual_starting_point = page_height - min_y; + } + if (pageRotation == 270) { + float min_x = findMinX(transformed_coordinates); + logger.debug("min_x = " + min_x); + + float page_width = this.mypage.getCurrentPage().findMediaBox().getWidth(); + logger.debug("page_width = " + page_width); + + actual_lowest_point = page_width - min_x; + actual_starting_point = page_width + - findMaxX(transformed_coordinates); + } + + logger.debug("actual_lowest_point = " + actual_lowest_point); + + if (actual_lowest_point > PDFPage.this.effectivePageHeight + && actual_starting_point > PDFPage.this.effectivePageHeight) { + logger.debug("image is below footer_line"); + return; + } + + if (actual_lowest_point > PDFPage.this.max_image_ypos) { + PDFPage.this.max_image_ypos = actual_lowest_point; + } + + return; + } + + if (xobject instanceof PDXObjectForm) { + PDXObjectForm form = (PDXObjectForm) xobject; + COSStream invoke = (COSStream) form.getCOSObject(); + PDResources pdResources = form.getResources(); + PDPage page = context.getCurrentPage(); + if (pdResources == null) { + pdResources = page.findResources(); + } + + getContext().processSubStream(page, pdResources, invoke); + } + } + } + + public static Pos[] transtormCoordinates(Pos[] coordinates, Matrix m) { + Pos[] transformed = new Pos[coordinates.length]; + for (int i = 0; i < coordinates.length; i++) { + transformed[i] = transtormCoordinate(coordinates[i], m); + } + return transformed; + } + + public static Pos transtormCoordinate(Pos pos, Matrix m) { + Pos transformed = new Pos(); + transformed.x = pos.x * m.getValue(0, 0) + pos.y * m.getValue(1, 0) + + pos.z * m.getValue(2, 0); + transformed.y = pos.x * m.getValue(0, 1) + pos.y * m.getValue(1, 1) + + pos.z * m.getValue(2, 1); + transformed.z = pos.x * m.getValue(0, 2) + pos.y * m.getValue(1, 2) + + pos.z * m.getValue(2, 2); + + logger.debug(" transformed " + pos + " --> " + transformed); + return transformed; + } + + public static float findMinY(Pos[] coordinates) { + float min = Float.POSITIVE_INFINITY; + for (int i = 0; i < coordinates.length; i++) { + if (coordinates[i].y < min) { + min = coordinates[i].y; + } + } + return min; + } + + public static float findMaxY(Pos[] coordinates) { + float max = 0; + for (int i = 0; i < coordinates.length; i++) { + if (coordinates[i].y > max) { + max = coordinates[i].y; + } + } + return max; + } + + public static float findMaxX(Pos[] coordinates) { + float max = Float.NEGATIVE_INFINITY; + for (int i = 0; i < coordinates.length; i++) { + if (coordinates[i].x > max) { + max = coordinates[i].x; + } + } + return max; + } + + public static float findMinX(Pos[] coordinates) { + float min = Float.POSITIVE_INFINITY; + for (int i = 0; i < coordinates.length; i++) { + if (coordinates[i].x < min) { + min = coordinates[i].x; + } + } + return min; + } + + public void processAnnotation(PDAnnotation anno) { + float current_y = anno.getRectangle().getLowerLeftY(); + PDPage page = anno.getPage(); + + if(page == null) { + page = getCurrentPage(); + } + + if(page == null) { + logger.warn("Annotation without page! The position might not be correct!"); + return; + } + + int pageRotation = page.findRotation(); + // logger_.debug("PageRotation = " + pageRotation); + if (pageRotation == 0) { + float page_height = page.findMediaBox().getHeight(); + current_y = page_height - anno.getRectangle().getLowerLeftY(); + } + if (pageRotation == 90) { + current_y = anno.getRectangle().getLowerLeftX(); + } + if (pageRotation == 180) { + current_y = anno.getRectangle().getUpperRightY(); + } + if (pageRotation == 270) { + float page_height = page.findMediaBox().getHeight(); + current_y = page_height - anno.getRectangle().getUpperRightX(); + } + + if (current_y > this.effectivePageHeight) { + return; + } + + // store ypos of the char if it is not empty + if (current_y > this.max_character_ypos) { + this.max_character_ypos = current_y; + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFUtilities.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFUtilities.java new file mode 100644 index 00000000..808efbe4 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/PDFUtilities.java @@ -0,0 +1,110 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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. + * + * $Id: PDFUtilities.java,v 1.3 2006/10/31 08:09:33 wprinz Exp $ + */ +package at.knowcenter.wag.egov.egiz.pdf; + +import java.io.IOException; +import java.util.Iterator; +import java.util.List; + +import org.apache.pdfbox.cos.COSStream; +import org.apache.pdfbox.pdmodel.PDDocument; +import org.apache.pdfbox.pdmodel.PDPage; +import org.apache.pdfbox.pdmodel.PDResources; +import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation; + +import at.gv.egiz.pdfas.common.exceptions.PDFIOException; + +/** + * Contains useful helpers for accessing PDF documents. + * + * @author wprinz + * @author mruhmer + */ +public abstract class PDFUtilities { + public static float calculatePageLength(PDDocument document, int page, + float effectivePageHeight, /* int pagerotation, */boolean legacy32) + throws PDFIOException { + // int last_page_id = document.getNumberOfPages(); + List<?> allPages = document.getDocumentCatalog().getAllPages(); + PDPage pdpage = (PDPage) allPages.get(page); + // pdpage.setRotation(pagerotation); + return calculatePageLength(pdpage, effectivePageHeight, legacy32); + } + + public static float calculatePageLength(PDPage page, + float effectivePageHeight, boolean legacy32) throws PDFIOException { + try { + PDFPage my_page = new PDFPage(effectivePageHeight, legacy32); + PDResources resources = page.findResources(); + if (page.getContents() != null) { + COSStream stream = page.getContents().getStream(); + // List<PDThreadBead> articles = page.getThreadBeads(); + // my_page.processMyPage(page); + my_page.processStream(page, resources, stream); + } + if (!legacy32) { + if (page.getAnnotations() != null) { + Iterator<PDAnnotation> annotationsIt = page + .getAnnotations().iterator(); + + while (annotationsIt.hasNext()) { + PDAnnotation annotation = annotationsIt.next(); + if (!annotation.isInvisible()) { + my_page.processAnnotation(annotation); + } + } + } + } + return my_page.getMaxPageLength(); + } catch (IOException e) { + throw new PDFIOException("error.pdf.stamp.11", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java new file mode 100644 index 00000000..2e16c117 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java @@ -0,0 +1,84 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import org.apache.pdfbox.util.operator.OperatorProcessor; + +import java.awt.geom.Point2D; + +/** + * Provides functions for path construction operators. + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author Datentechnik Innovation GmbH + * + */ +public abstract class PathConstructionOperatorProcessor extends OperatorProcessor { + + public PathConstructionOperatorProcessor(PDFPage context) { + setContext(context); + } + + /** + * Transforms the given point from user space coordinates to device space coordinates based on the current + * transition matrix. + * + * @param x + * The x axis value of the user space coordinates. + * @param y + * The y axis value of the user space coordinates. + * @return The transformed point. + */ + public Point2D transform(double x, double y) { + double[] position = { x, y }; + context.getGraphicsState().getCurrentTransformationMatrix().createAffineTransform() + .transform(position, 0, position, 0, 1); + return new Point2D.Double(position[0], position[1]); + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java new file mode 100644 index 00000000..bc34d562 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java @@ -0,0 +1,65 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import org.apache.pdfbox.util.operator.OperatorProcessor; + +/** + * Provides functions for path painting operators. + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author Datentechnik Innovation GmbH + * + */ +public abstract class PathPaintingOperatorProcessor extends OperatorProcessor { + + public PathPaintingOperatorProcessor(PDFPage context) { + setContext(context); + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java new file mode 100644 index 00000000..8bb76fb5 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java @@ -0,0 +1,91 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.io.IOException; +import java.util.List; + +/** + * Close the current subpath by appending a straight line segment from the current point to the starting point of the + * subpath. If the current subpath is already closed, h shall donothing. This operator terminates the current subpath. + * Appending another segment to the current path shall begin a new subpath, even if the new segment begins at the + * endpoint reached by the h operation. + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class ClosePath extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public ClosePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + pdfPage.getCurrentPath().closePath(); + + if (log.isTraceEnabled()) { + log.trace("Closing current path."); + } + } catch (Exception e) { + log.warn("Error processing operator 'h'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java new file mode 100644 index 00000000..0eb10a52 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java @@ -0,0 +1,108 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSNumber; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.Point2D; +import java.io.IOException; +import java.util.List; + +/** + * Append a cubic Bezier curve to the current path. The curve shall extend from the current point to the point (x3, y3), + * using (x1, y1) and (x2, y2) as the Bezier control points (see 8.5.2.2, "Cubic Bezier Curves"). The new current point + * shall be (x3, y3). + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CurveTo extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CurveTo(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + COSNumber x1 = (COSNumber) operands.get(0); + COSNumber y1 = (COSNumber) operands.get(1); + COSNumber x2 = (COSNumber) operands.get(2); + COSNumber y2 = (COSNumber) operands.get(3); + COSNumber x3 = (COSNumber) operands.get(4); + COSNumber y3 = (COSNumber) operands.get(5); + + Point2D p1 = transform(x1.doubleValue(), y1.doubleValue()); + Point2D p2 = transform(x2.doubleValue(), y2.doubleValue()); + Point2D p3 = transform(x3.doubleValue(), y3.doubleValue()); + + pdfPage.getCurrentPath().curveTo( + (float) p1.getX(), (float) p1.getY(), + (float) p2.getX(), (float) p2.getY(), + (float) p3.getX(), (float) p3.getY() + ); + + if (log.isTraceEnabled()) { + log.trace("Appending cubic Bezier curve with x1:" + p1.getX() + ",y1:" + p1.getY() + ", x2:" + + p2.getX() + ",y2:" + p2.getY() + ", x3:" + p3.getX() + ",y3:" + p3.getY()); + } + } catch (Exception e) { + log.warn("Error processing operator 'c'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java new file mode 100644 index 00000000..1020842e --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java @@ -0,0 +1,105 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSNumber; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.Point2D; +import java.io.IOException; +import java.util.List; + +/** + * Append a cubic Bezier curve to the current path. The curve shall extend from the current point to the point (x3, y3), + * using (x1, y1) and (x3, y3) as the Bezier control points (see 8.5.2.2, "Cubic Bezier Curves"). The new current point + * shall be (x3, y3). + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CurveToReplicateFinalPoint extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CurveToReplicateFinalPoint(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + COSNumber x1 = (COSNumber) operands.get(0); + COSNumber y1 = (COSNumber) operands.get(1); + COSNumber x3 = (COSNumber) operands.get(2); + COSNumber y3 = (COSNumber) operands.get(3); + + Point2D p1 = transform(x1.doubleValue(), y1.doubleValue()); + Point2D p3 = transform(x3.doubleValue(), y3.doubleValue()); + + pdfPage.getCurrentPath().curveTo( + (float) p1.getX(), (float) p1.getY(), + (float) p3.getX(), (float) p3.getY(), + (float) p3.getX(), (float) p3.getY() + ); + + if (log.isTraceEnabled()) { + log.trace("Appending cubic Bezier curve with x1:" + p1.getX() + ",y1:" + p1.getY() + ", x3:" + + p3.getX() + ",y3:" + p3.getY()); + } + } catch (Exception e) { + log.warn("Error processing operator 'y'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java new file mode 100644 index 00000000..42a52033 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java @@ -0,0 +1,107 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSNumber; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.Point2D; +import java.io.IOException; +import java.util.List; + +/** + * Append a cubic Bezier curve to the current path. The curve shall extend from the current point to the point (x3, y3), + * using the current point and (x2, y2) as the Bezier control points (see 8.5.2.2, "Cubic Bezier Curves"). The new + * current point shall be (x3, y3). + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CurveToReplicateInitialPoint extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CurveToReplicateInitialPoint(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + COSNumber x2 = (COSNumber) operands.get(0); + COSNumber y2 = (COSNumber) operands.get(1); + COSNumber x3 = (COSNumber) operands.get(2); + COSNumber y3 = (COSNumber) operands.get(3); + + Point2D currentPoint = pdfPage.getCurrentPath().getCurrentPoint(); + Point2D p2 = transform(x2.doubleValue(), y2.doubleValue()); + Point2D p3 = transform(x3.doubleValue(), y3.doubleValue()); + + pdfPage.getCurrentPath().curveTo( + (float)currentPoint.getX(), (float)currentPoint.getY(), + (float) p2.getX(), (float) p2.getY(), + (float) p3.getX(), (float) p3.getY() + ); + + if (log.isTraceEnabled()) { + log.trace("Appending cubic Bezier curve with x2:" + p2.getX() + ",y2:" + p2.getY() + ", x3:" + + p3.getX() + ",y3:" + p3.getY() + ", using current point x:" + currentPoint.getX() + ",y:" + + currentPoint.getY()); + } + } catch (Exception e) { + log.warn("Error processing operator 'v'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java new file mode 100644 index 00000000..a47d3fe6 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java @@ -0,0 +1,94 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSNumber; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.Point2D; +import java.io.IOException; +import java.util.List; + +/** + * Append a straight line segment from the current point to the point (x, y). The new current point shall be (x, y). + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class LineTo extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public LineTo(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + COSNumber x = (COSNumber) operands.get(0); + COSNumber y = (COSNumber) operands.get(1); + Point2D p = transform(x.doubleValue(), y.doubleValue()); + + pdfPage.getCurrentPath().lineTo((float) p.getX(), (float) p.getY()); + + if (log.isTraceEnabled()) { + log.trace("Adding line to x:" + p.getX() + ",y:" + p.getY()); + } + } catch (Exception e) { + log.warn("Error processing operator 'l'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java new file mode 100644 index 00000000..49d92761 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java @@ -0,0 +1,96 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.construction; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathConstructionOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.cos.COSNumber; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.Point2D; +import java.io.IOException; +import java.util.List; + +/** + * Begin a new subpath by moving the current point to coordinates (x, y), omitting any connecting line segment. If the + * previous path construction operator in the current path was also m, the new m overrides it; no vestige of the + * previous m operation remains in the path. + * + * @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class MoveTo extends PathConstructionOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public MoveTo(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + COSNumber x = (COSNumber) operands.get(0); + COSNumber y = (COSNumber) operands.get(1); + Point2D p = transform(x.doubleValue(), y.doubleValue()); + + pdfPage.getCurrentPath().moveTo((float) p.getX(), (float) p.getY()); + + if (log.isTraceEnabled()) { + log.trace("Moving current path to x:" + p.getX() + ",y:" + p.getY()); + } + } catch (Exception e) { + log.warn("Error processing operator 'm'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java new file mode 100644 index 00000000..552a033c --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java @@ -0,0 +1,82 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.io.IOException; +import java.util.List; + +/** + * Close and stroke the path. This operator shall have the same effect as the sequence <code>h S</code>. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CloseAndStrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CloseAndStrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + if (log.isTraceEnabled()) { + log.trace("Closing and stroking path."); + } + context.processOperator("h", operands); + context.processOperator("S", operands); + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java new file mode 100644 index 00000000..718fe362 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java @@ -0,0 +1,83 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.io.IOException; +import java.util.List; + +/** + * Close, fill, and then stroke the path, using the even-odd rule to determine the region to fill. This operator shall + * have the same effect as the sequence <code>h B*</code>. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CloseFillEvenOddAndStrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CloseFillEvenOddAndStrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + if (log.isTraceEnabled()) { + log.trace("Closing, filling (even odd rule) and stroking path."); + } + context.processOperator("h", operands); + context.processOperator("B*", operands); + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java new file mode 100644 index 00000000..523f6681 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java @@ -0,0 +1,83 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.io.IOException; +import java.util.List; + +/** + * Close, fill, and then stroke the path, using the nonzero winding number rule to determine the region to fill. This + * operator shall have the same effect as the sequence <code>h B</code>. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class CloseFillNonZeroAndStrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public CloseFillNonZeroAndStrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + if (log.isTraceEnabled()) { + log.trace("Closing, filling (non zero rule) and stroking path."); + } + context.processOperator("h", operands); + context.processOperator("B", operands); + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java new file mode 100644 index 00000000..5134ed2f --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java @@ -0,0 +1,91 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.io.IOException; +import java.util.List; + +/** + * End the path object without filling or stroking it. This operator shall be a path-painting no-op, used primarily for + * the side effect of changing the current clipping path. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class EndPath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public EndPath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + log.debug("Ending path " + pdfPage.getCurrentPath()); + pdfPage.getCurrentPath().reset(); + + if (log.isTraceEnabled()) { + log.trace("End path without filling or stroking."); + } + + } catch (Exception e) { + log.warn("Error processing operator 'n'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java new file mode 100644 index 00000000..13623648 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java @@ -0,0 +1,95 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.GeneralPath; +import java.io.IOException; +import java.util.List; + +/** + * Fill and then stroke the path, using the even-odd rule to determine the region to fill. This operator shall produce + * the same result as <code>B</code>, except that the path is filled as if with <code>f*</code> instead of + * <code>f</code>. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class FillEvenOddAndStrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public FillEvenOddAndStrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + if (log.isTraceEnabled()) { + log.trace("Filling (even odd rule) and stroking path."); + } + + GeneralPath currentPath = (GeneralPath) pdfPage.getCurrentPath().clone(); + context.processOperator("f*", operands); + pdfPage.setCurrentPath(currentPath); + context.processOperator("S", operands); + + } catch (Exception e) { + log.warn("Error processing operator 'B*'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java new file mode 100644 index 00000000..485411a8 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java @@ -0,0 +1,95 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.geom.GeneralPath; +import java.io.IOException; +import java.util.List; + +/** + * Fill and then stroke the path, using the nonzero winding number rule to determine the region to fill. This operator + * shall produce the same result as constructing two identical path objects, painting the first with <code>f</code> and + * the second with <code>S</code>. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class FillNonZeroAndStrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public FillNonZeroAndStrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + if (log.isTraceEnabled()) { + log.trace("Filling (non zero rule) and stroking path."); + } + + GeneralPath currentPath = (GeneralPath) pdfPage.getCurrentPath().clone(); + context.processOperator("f", operands); + pdfPage.setCurrentPath(currentPath); + context.processOperator("S", operands); + + } catch (Exception e) { + log.warn("Error processing operator 'B'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java new file mode 100644 index 00000000..bb3d3411 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java @@ -0,0 +1,94 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.*; +import java.io.IOException; +import java.util.List; + +/** + * Fill the path, using the even-odd rule to determine the region to fill. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class FillPathEvenOddRule extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public FillPathEvenOddRule(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + pdfPage.getCurrentPath().setWindingRule(java.awt.geom.GeneralPath.WIND_EVEN_ODD); + Rectangle bounds = pdfPage.getCurrentPath().getBounds(); + pdfPage.getCurrentPath().reset(); + + if (log.isTraceEnabled()) { + log.trace("Filling path, using even-odd rule."); + } + + pdfPage.registerPathBounds(bounds); + + } catch (Exception e) { + log.warn("Error processing operator 'f*'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java new file mode 100644 index 00000000..6196c466 --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java @@ -0,0 +1,95 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.*; +import java.io.IOException; +import java.util.List; + +/** + * Fill the path, using the nonzero winding number rule to determine the region to fill. Any subpaths that are open + * shall be implicitly closed before being filled. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class FillPathNonZeroWindingNumberRule extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public FillPathNonZeroWindingNumberRule(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + pdfPage.getCurrentPath().setWindingRule(java.awt.geom.GeneralPath.WIND_NON_ZERO); + Rectangle bounds = pdfPage.getCurrentPath().getBounds(); + pdfPage.getCurrentPath().reset(); + + if (log.isTraceEnabled()) { + log.trace("Filling path, using nonzero winding number rule."); + } + + pdfPage.registerPathBounds(bounds); + + } catch (Exception e) { + log.warn("Error processing operator 'f/F'.", e); + } + } + +} diff --git a/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java new file mode 100644 index 00000000..b114b60b --- /dev/null +++ b/pdf-as-pdfbox/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java @@ -0,0 +1,93 @@ +/******************************************************************************* + * <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. + ******************************************************************************/ +/** + * <copyright> Copyright 2006 by Know-Center, 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.knowcenter.wag.egov.egiz.pdf.operator.path.painting; + +import at.knowcenter.wag.egov.egiz.pdf.PDFPage; +import at.knowcenter.wag.egov.egiz.pdf.operator.path.PathPaintingOperatorProcessor; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.apache.pdfbox.cos.COSBase; +import org.apache.pdfbox.util.PDFOperator; + +import java.awt.*; +import java.io.IOException; +import java.util.List; + +/** + * Strokes the path. + * + * @see "PDF 1.7 specification, Section 8.5.3 'Path-Painting Operators'" + * @author PdfBox, modified by Datentechnik Innovation GmbH + */ +public class StrokePath extends PathPaintingOperatorProcessor { + + private Log log = LogFactory.getLog(getClass()); + + public StrokePath(PDFPage context) { + super(context); + } + + @Override + public void process(PDFOperator operator, List<COSBase> operands) throws IOException { + try { + PDFPage pdfPage = (PDFPage) context; + + Rectangle bounds = pdfPage.getCurrentPath().getBounds(); + pdfPage.getCurrentPath().reset(); + + if (log.isTraceEnabled()) { + log.trace("Stroking path."); + } + + pdfPage.registerPathBounds(bounds); + + } catch (Exception e) { + log.warn("Error processing operator 'S'.", e); + } + } + +} |