From fc44d4bcad00192f0df8f6086737b9b126094dcd Mon Sep 17 00:00:00 2001 From: Andreas Fitzek Date: Thu, 26 Sep 2013 15:48:43 +0200 Subject: initial code commit --- .../path/PathConstructionOperatorProcessor.java | 61 ++++++++++++++++ .../path/PathPaintingOperatorProcessor.java | 42 +++++++++++ .../pdf/operator/path/construction/ClosePath.java | 67 +++++++++++++++++ .../pdf/operator/path/construction/CurveTo.java | 84 ++++++++++++++++++++++ .../construction/CurveToReplicateFinalPoint.java | 81 +++++++++++++++++++++ .../construction/CurveToReplicateInitialPoint.java | 83 +++++++++++++++++++++ .../pdf/operator/path/construction/LineTo.java | 70 ++++++++++++++++++ .../pdf/operator/path/construction/MoveTo.java | 72 +++++++++++++++++++ .../operator/path/painting/CloseAndStrokePath.java | 58 +++++++++++++++ .../painting/CloseFillEvenOddAndStrokePath.java | 59 +++++++++++++++ .../painting/CloseFillNonZeroAndStrokePath.java | 59 +++++++++++++++ .../egiz/pdf/operator/path/painting/EndPath.java | 67 +++++++++++++++++ .../path/painting/FillEvenOddAndStrokePath.java | 71 ++++++++++++++++++ .../path/painting/FillNonZeroAndStrokePath.java | 71 ++++++++++++++++++ .../path/painting/FillPathEvenOddRule.java | 70 ++++++++++++++++++ .../painting/FillPathNonZeroWindingNumberRule.java | 71 ++++++++++++++++++ .../pdf/operator/path/painting/StrokePath.java | 69 ++++++++++++++++++ 17 files changed, 1155 insertions(+) create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java create mode 100644 pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java (limited to 'pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path') diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java new file mode 100644 index 00000000..63bd9481 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathConstructionOperatorProcessor.java @@ -0,0 +1,61 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java new file mode 100644 index 00000000..a0b73015 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/PathPaintingOperatorProcessor.java @@ -0,0 +1,42 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java new file mode 100644 index 00000000..c663fb5d --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/ClosePath.java @@ -0,0 +1,67 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java new file mode 100644 index 00000000..70f5ab20 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveTo.java @@ -0,0 +1,84 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java new file mode 100644 index 00000000..c6125751 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateFinalPoint.java @@ -0,0 +1,81 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java new file mode 100644 index 00000000..1479bc7d --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/CurveToReplicateInitialPoint.java @@ -0,0 +1,83 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java new file mode 100644 index 00000000..94f16b7f --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/LineTo.java @@ -0,0 +1,70 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java new file mode 100644 index 00000000..97424e93 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/construction/MoveTo.java @@ -0,0 +1,72 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java new file mode 100644 index 00000000..5a8de9d0 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseAndStrokePath.java @@ -0,0 +1,58 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 h S. + * + * @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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java new file mode 100644 index 00000000..bdaaaa4a --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillEvenOddAndStrokePath.java @@ -0,0 +1,59 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 h B*. + * + * @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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java new file mode 100644 index 00000000..4d4f3b68 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/CloseFillNonZeroAndStrokePath.java @@ -0,0 +1,59 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 h B. + * + * @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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java new file mode 100644 index 00000000..291175aa --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/EndPath.java @@ -0,0 +1,67 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java new file mode 100644 index 00000000..b1e836d5 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillEvenOddAndStrokePath.java @@ -0,0 +1,71 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 B, except that the path is filled as if with f* instead of + * f. + * + * @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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java new file mode 100644 index 00000000..72719ec3 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillNonZeroAndStrokePath.java @@ -0,0 +1,71 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 f and + * the second with S. + * + * @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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java new file mode 100644 index 00000000..28343c5a --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathEvenOddRule.java @@ -0,0 +1,70 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java new file mode 100644 index 00000000..28e5c373 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/FillPathNonZeroWindingNumberRule.java @@ -0,0 +1,71 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java new file mode 100644 index 00000000..0530a925 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/operator/path/painting/StrokePath.java @@ -0,0 +1,69 @@ +/** + * Copyright 2006 by Know-Center, Graz, Austria + * 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.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 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); + } + } + +} -- cgit v1.2.3