diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/PdfContentByte.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/PdfContentByte.java | 3053 |
1 files changed, 0 insertions, 3053 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/PdfContentByte.java b/src/main/java/com/lowagie/text/pdf/PdfContentByte.java deleted file mode 100644 index 07669cd..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfContentByte.java +++ /dev/null @@ -1,3053 +0,0 @@ -/*
- * $Id: PdfContentByte.java,v 1.100 2006/05/18 09:39:28 psoares33 Exp $
- * $Name: $
- *
- * Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
- *
- * The contents of this file are subject to the Mozilla Public License Version 1.1
- * (the "License"); you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the License.
- *
- * The Original Code is 'iText, a free JAVA-PDF library'.
- *
- * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
- * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
- * All Rights Reserved.
- * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
- * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
- *
- * Contributor(s): all the names of the contributors are added in the source code
- * where applicable.
- *
- * Alternatively, the contents of this file may be used under the terms of the
- * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
- * provisions of LGPL are applicable instead of those above. If you wish to
- * allow use of your version of this file only under the terms of the LGPL
- * License and not to allow others to use your version of this file under
- * the MPL, indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by the LGPL.
- * If you do not delete the provisions above, a recipient may use your version
- * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
- *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the MPL as stated above or under the terms of the GNU
- * Library General Public License as published by the Free Software Foundation;
- * either version 2 of the License, or any later version.
- *
- * This library is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
- * details.
- *
- * If you didn't download this code from the following link, you should check if
- * you aren't using an obsolete version:
- * http://www.lowagie.com/iText/
- */
-
-package com.lowagie.text.pdf;
-import java.awt.Color;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.awt.geom.AffineTransform;
-import java.awt.print.PrinterJob;
-
-import com.lowagie.text.DocumentException;
-import com.lowagie.text.Element;
-import com.lowagie.text.Image;
-import com.lowagie.text.Rectangle;
-import com.lowagie.text.Annotation;
-import com.lowagie.text.ExceptionConverter;
-import com.lowagie.text.pdf.ExtendedColor;
-
-/**
- * <CODE>PdfContentByte</CODE> is an object containing the user positioned
- * text and graphic contents of a page. It knows how to apply the proper
- * font encoding.
- */
-
-public class PdfContentByte {
-
- /**
- * This class keeps the graphic state of the current page
- */
-
- static class GraphicState {
-
- /** This is the font in use */
- FontDetails fontDetails;
-
- /** This is the color in use */
- ColorDetails colorDetails;
-
- /** This is the font size in use */
- float size;
-
- /** The x position of the text line matrix. */
- protected float xTLM = 0;
- /** The y position of the text line matrix. */
- protected float yTLM = 0;
-
- /** The current text leading. */
- protected float leading = 0;
-
- /** The current horizontal scaling */
- protected float scale = 100;
-
- /** The current character spacing */
- protected float charSpace = 0;
-
- /** The current word spacing */
- protected float wordSpace = 0;
-
- GraphicState() {
- }
-
- GraphicState(GraphicState cp) {
- fontDetails = cp.fontDetails;
- colorDetails = cp.colorDetails;
- size = cp.size;
- xTLM = cp.xTLM;
- yTLM = cp.yTLM;
- leading = cp.leading;
- scale = cp.scale;
- charSpace = cp.charSpace;
- wordSpace = cp.wordSpace;
- }
- }
-
- /** The alignement is center */
- public static final int ALIGN_CENTER = Element.ALIGN_CENTER;
-
- /** The alignement is left */
- public static final int ALIGN_LEFT = Element.ALIGN_LEFT;
-
- /** The alignement is right */
- public static final int ALIGN_RIGHT = Element.ALIGN_RIGHT;
-
- /** A possible line cap value */
- public static final int LINE_CAP_BUTT = 0;
- /** A possible line cap value */
- public static final int LINE_CAP_ROUND = 1;
- /** A possible line cap value */
- public static final int LINE_CAP_PROJECTING_SQUARE = 2;
-
- /** A possible line join value */
- public static final int LINE_JOIN_MITER = 0;
- /** A possible line join value */
- public static final int LINE_JOIN_ROUND = 1;
- /** A possible line join value */
- public static final int LINE_JOIN_BEVEL = 2;
-
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_FILL = 0;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_STROKE = 1;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_FILL_STROKE = 2;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_INVISIBLE = 3;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_FILL_CLIP = 4;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_STROKE_CLIP = 5;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_FILL_STROKE_CLIP = 6;
- /** A possible text rendering value */
- public static final int TEXT_RENDER_MODE_CLIP = 7;
-
- private static final float[] unitRect = {0, 0, 0, 1, 1, 0, 1, 1};
- // membervariables
-
- /** This is the actual content */
- protected ByteBuffer content = new ByteBuffer();
-
- /** This is the writer */
- protected PdfWriter writer;
-
- /** This is the PdfDocument */
- protected PdfDocument pdf;
-
- /** This is the GraphicState in use */
- protected GraphicState state = new GraphicState();
-
- /** The list were we save/restore the state */
- protected ArrayList stateList = new ArrayList();
-
- /** The list were we save/restore the layer depth */
- protected ArrayList layerDepth;
-
- /** The separator between commands.
- */
- protected int separator = '\n';
-
- private static HashMap abrev = new HashMap();
-
- static {
- abrev.put(PdfName.BITSPERCOMPONENT, "/BPC ");
- abrev.put(PdfName.COLORSPACE, "/CS ");
- abrev.put(PdfName.DECODE, "/D ");
- abrev.put(PdfName.DECODEPARMS, "/DP ");
- abrev.put(PdfName.FILTER, "/F ");
- abrev.put(PdfName.HEIGHT, "/H ");
- abrev.put(PdfName.IMAGEMASK, "/IM ");
- abrev.put(PdfName.INTENT, "/Intent ");
- abrev.put(PdfName.INTERPOLATE, "/I ");
- abrev.put(PdfName.WIDTH, "/W ");
- }
-
- // constructors
-
- /**
- * Constructs a new <CODE>PdfContentByte</CODE>-object.
- *
- * @param wr the writer associated to this content
- */
-
- public PdfContentByte(PdfWriter wr) {
- if (wr != null) {
- writer = wr;
- pdf = writer.getPdfDocument();
- }
- }
-
- // methods to get the content of this object
-
- /**
- * Returns the <CODE>String</CODE> representation of this <CODE>PdfContentByte</CODE>-object.
- *
- * @return a <CODE>String</CODE>
- */
-
- public String toString() {
- return content.toString();
- }
-
- /**
- * Gets the internal buffer.
- * @return the internal buffer
- */
- public ByteBuffer getInternalBuffer() {
- return content;
- }
-
- /** Returns the PDF representation of this <CODE>PdfContentByte</CODE>-object.
- *
- * @param writer the <CODE>PdfWriter</CODE>
- * @return a <CODE>byte</CODE> array with the representation
- */
-
- public byte[] toPdf(PdfWriter writer) {
- return content.toByteArray();
- }
-
- // methods to add graphical content
-
- /**
- * Adds the content of another <CODE>PdfContent</CODE>-object to this object.
- *
- * @param other another <CODE>PdfByteContent</CODE>-object
- */
-
- public void add(PdfContentByte other) {
- if (other.writer != null && writer != other.writer)
- throw new RuntimeException("Inconsistent writers. Are you mixing two documents?");
- content.append(other.content);
- }
-
- /**
- * Gets the x position of the text line matrix.
- *
- * @return the x position of the text line matrix
- */
- public float getXTLM() {
- return state.xTLM;
- }
-
- /**
- * Gets the y position of the text line matrix.
- *
- * @return the y position of the text line matrix
- */
- public float getYTLM() {
- return state.yTLM;
- }
-
- /**
- * Gets the current text leading.
- *
- * @return the current text leading
- */
- public float getLeading() {
- return state.leading;
- }
-
- /**
- * Gets the current character spacing.
- *
- * @return the current character spacing
- */
- public float getCharacterSpacing() {
- return state.charSpace;
- }
-
- /**
- * Gets the current word spacing.
- *
- * @return the current word spacing
- */
- public float getWordSpacing() {
- return state.wordSpace;
- }
-
- /**
- * Gets the current character spacing.
- *
- * @return the current character spacing
- */
- public float getHorizontalScaling() {
- return state.scale;
- }
-
- /**
- * Changes the <VAR>Flatness</VAR>.
- * <P>
- * <VAR>Flatness</VAR> sets the maximum permitted distance in device pixels between the
- * mathematically correct path and an approximation constructed from straight line segments.<BR>
- *
- * @param flatness a value
- */
-
- public void setFlatness(float flatness) {
- if (flatness >= 0 && flatness <= 100) {
- content.append(flatness).append(" i").append_i(separator);
- }
- }
-
- /**
- * Changes the <VAR>Line cap style</VAR>.
- * <P>
- * The <VAR>line cap style</VAR> specifies the shape to be used at the end of open subpaths
- * when they are stroked.<BR>
- * Allowed values are LINE_CAP_BUTT, LINE_CAP_ROUND and LINE_CAP_PROJECTING_SQUARE.<BR>
- *
- * @param style a value
- */
-
- public void setLineCap(int style) {
- if (style >= 0 && style <= 2) {
- content.append(style).append(" J").append_i(separator);
- }
- }
-
- /**
- * Changes the value of the <VAR>line dash pattern</VAR>.
- * <P>
- * The line dash pattern controls the pattern of dashes and gaps used to stroke paths.
- * It is specified by an <I>array</I> and a <I>phase</I>. The array specifies the length
- * of the alternating dashes and gaps. The phase specifies the distance into the dash
- * pattern to start the dash.<BR>
- *
- * @param phase the value of the phase
- */
-
- public void setLineDash(float phase) {
- content.append("[] ").append(phase).append(" d").append_i(separator);
- }
-
- /**
- * Changes the value of the <VAR>line dash pattern</VAR>.
- * <P>
- * The line dash pattern controls the pattern of dashes and gaps used to stroke paths.
- * It is specified by an <I>array</I> and a <I>phase</I>. The array specifies the length
- * of the alternating dashes and gaps. The phase specifies the distance into the dash
- * pattern to start the dash.<BR>
- *
- * @param phase the value of the phase
- * @param unitsOn the number of units that must be 'on' (equals the number of units that must be 'off').
- */
-
- public void setLineDash(float unitsOn, float phase) {
- content.append("[").append(unitsOn).append("] ").append(phase).append(" d").append_i(separator);
- }
-
- /**
- * Changes the value of the <VAR>line dash pattern</VAR>.
- * <P>
- * The line dash pattern controls the pattern of dashes and gaps used to stroke paths.
- * It is specified by an <I>array</I> and a <I>phase</I>. The array specifies the length
- * of the alternating dashes and gaps. The phase specifies the distance into the dash
- * pattern to start the dash.<BR>
- *
- * @param phase the value of the phase
- * @param unitsOn the number of units that must be 'on'
- * @param unitsOff the number of units that must be 'off'
- */
-
- public void setLineDash(float unitsOn, float unitsOff, float phase) {
- content.append("[").append(unitsOn).append(' ').append(unitsOff).append("] ").append(phase).append(" d").append_i(separator);
- }
-
- /**
- * Changes the value of the <VAR>line dash pattern</VAR>.
- * <P>
- * The line dash pattern controls the pattern of dashes and gaps used to stroke paths.
- * It is specified by an <I>array</I> and a <I>phase</I>. The array specifies the length
- * of the alternating dashes and gaps. The phase specifies the distance into the dash
- * pattern to start the dash.<BR>
- *
- * @param array length of the alternating dashes and gaps
- * @param phase the value of the phase
- */
-
- public final void setLineDash(float[] array, float phase) {
- content.append("[");
- for (int i = 0; i < array.length; i++) {
- content.append(array[i]);
- if (i < array.length - 1) content.append(' ');
- }
- content.append("] ").append(phase).append(" d").append_i(separator);
- }
-
- /**
- * Changes the <VAR>Line join style</VAR>.
- * <P>
- * The <VAR>line join style</VAR> specifies the shape to be used at the corners of paths
- * that are stroked.<BR>
- * Allowed values are LINE_JOIN_MITER (Miter joins), LINE_JOIN_ROUND (Round joins) and LINE_JOIN_BEVEL (Bevel joins).<BR>
- *
- * @param style a value
- */
-
- public void setLineJoin(int style) {
- if (style >= 0 && style <= 2) {
- content.append(style).append(" j").append_i(separator);
- }
- }
-
- /**
- * Changes the <VAR>line width</VAR>.
- * <P>
- * The line width specifies the thickness of the line used to stroke a path and is measured
- * in user space units.<BR>
- *
- * @param w a width
- */
-
- public void setLineWidth(float w) {
- content.append(w).append(" w").append_i(separator);
- }
-
- /**
- * Changes the <VAR>Miter limit</VAR>.
- * <P>
- * When two line segments meet at a sharp angle and mitered joins have been specified as the
- * line join style, it is possible for the miter to extend far beyond the thickness of the line
- * stroking path. The miter limit imposes a maximum on the ratio of the miter length to the line
- * witdh. When the limit is exceeded, the join is converted from a miter to a bevel.<BR>
- *
- * @param miterLimit a miter limit
- */
-
- public void setMiterLimit(float miterLimit) {
- if (miterLimit > 1) {
- content.append(miterLimit).append(" M").append_i(separator);
- }
- }
-
- /**
- * Modify the current clipping path by intersecting it with the current path, using the
- * nonzero winding number rule to determine which regions lie inside the clipping
- * path.
- */
-
- public void clip() {
- content.append("W").append_i(separator);
- }
-
- /**
- * Modify the current clipping path by intersecting it with the current path, using the
- * even-odd rule to determine which regions lie inside the clipping path.
- */
-
- public void eoClip() {
- content.append("W*").append_i(separator);
- }
-
- /**
- * Changes the currentgray tint for filling paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceGray</B> (or the <B>DefaultGray</B> color space),
- * and sets the gray tint to use for filling paths.</P>
- *
- * @param gray a value between 0 (black) and 1 (white)
- */
-
- public void setGrayFill(float gray) {
- content.append(gray).append(" g").append_i(separator);
- }
-
- /**
- * Changes the current gray tint for filling paths to black.
- */
-
- public void resetGrayFill() {
- content.append("0 g").append_i(separator);
- }
-
- /**
- * Changes the currentgray tint for stroking paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceGray</B> (or the <B>DefaultGray</B> color space),
- * and sets the gray tint to use for stroking paths.</P>
- *
- * @param gray a value between 0 (black) and 1 (white)
- */
-
- public void setGrayStroke(float gray) {
- content.append(gray).append(" G").append_i(separator);
- }
-
- /**
- * Changes the current gray tint for stroking paths to black.
- */
-
- public void resetGrayStroke() {
- content.append("0 G").append_i(separator);
- }
-
- /**
- * Helper to validate and write the RGB color components
- * @param red the intensity of red. A value between 0 and 1
- * @param green the intensity of green. A value between 0 and 1
- * @param blue the intensity of blue. A value between 0 and 1
- */
- private void HelperRGB(float red, float green, float blue) {
- PdfWriter.checkPDFXConformance(writer, PdfWriter.PDFXKEY_RGB, null);
- if (red < 0)
- red = 0.0f;
- else if (red > 1.0f)
- red = 1.0f;
- if (green < 0)
- green = 0.0f;
- else if (green > 1.0f)
- green = 1.0f;
- if (blue < 0)
- blue = 0.0f;
- else if (blue > 1.0f)
- blue = 1.0f;
- content.append(red).append(' ').append(green).append(' ').append(blue);
- }
-
- /**
- * Changes the current color for filling paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceRGB</B> (or the <B>DefaultRGB</B> color space),
- * and sets the color to use for filling paths.</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (minimum intensity) and
- * 1 (maximum intensity).</P>
- *
- * @param red the intensity of red. A value between 0 and 1
- * @param green the intensity of green. A value between 0 and 1
- * @param blue the intensity of blue. A value between 0 and 1
- */
-
- public void setRGBColorFillF(float red, float green, float blue) {
- HelperRGB(red, green, blue);
- content.append(" rg").append_i(separator);
- }
-
- /**
- * Changes the current color for filling paths to black.
- */
-
- public void resetRGBColorFill() {
- content.append("0 g").append_i(separator);
- }
-
- /**
- * Changes the current color for stroking paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceRGB</B> (or the <B>DefaultRGB</B> color space),
- * and sets the color to use for stroking paths.</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (miniumum intensity) and
- * 1 (maximum intensity).
- *
- * @param red the intensity of red. A value between 0 and 1
- * @param green the intensity of green. A value between 0 and 1
- * @param blue the intensity of blue. A value between 0 and 1
- */
-
- public void setRGBColorStrokeF(float red, float green, float blue) {
- HelperRGB(red, green, blue);
- content.append(" RG").append_i(separator);
- }
-
- /**
- * Changes the current color for stroking paths to black.
- *
- */
-
- public void resetRGBColorStroke() {
- content.append("0 G").append_i(separator);
- }
-
- /**
- * Helper to validate and write the CMYK color components.
- *
- * @param cyan the intensity of cyan. A value between 0 and 1
- * @param magenta the intensity of magenta. A value between 0 and 1
- * @param yellow the intensity of yellow. A value between 0 and 1
- * @param black the intensity of black. A value between 0 and 1
- */
- private void HelperCMYK(float cyan, float magenta, float yellow, float black) {
- if (cyan < 0)
- cyan = 0.0f;
- else if (cyan > 1.0f)
- cyan = 1.0f;
- if (magenta < 0)
- magenta = 0.0f;
- else if (magenta > 1.0f)
- magenta = 1.0f;
- if (yellow < 0)
- yellow = 0.0f;
- else if (yellow > 1.0f)
- yellow = 1.0f;
- if (black < 0)
- black = 0.0f;
- else if (black > 1.0f)
- black = 1.0f;
- content.append(cyan).append(' ').append(magenta).append(' ').append(yellow).append(' ').append(black);
- }
-
- /**
- * Changes the current color for filling paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceCMYK</B> (or the <B>DefaultCMYK</B> color space),
- * and sets the color to use for filling paths.</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (no ink) and
- * 1 (maximum ink).</P>
- *
- * @param cyan the intensity of cyan. A value between 0 and 1
- * @param magenta the intensity of magenta. A value between 0 and 1
- * @param yellow the intensity of yellow. A value between 0 and 1
- * @param black the intensity of black. A value between 0 and 1
- */
-
- public void setCMYKColorFillF(float cyan, float magenta, float yellow, float black) {
- HelperCMYK(cyan, magenta, yellow, black);
- content.append(" k").append_i(separator);
- }
-
- /**
- * Changes the current color for filling paths to black.
- *
- */
-
- public void resetCMYKColorFill() {
- content.append("0 0 0 1 k").append_i(separator);
- }
-
- /**
- * Changes the current color for stroking paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceCMYK</B> (or the <B>DefaultCMYK</B> color space),
- * and sets the color to use for stroking paths.</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (miniumum intensity) and
- * 1 (maximum intensity).
- *
- * @param cyan the intensity of cyan. A value between 0 and 1
- * @param magenta the intensity of magenta. A value between 0 and 1
- * @param yellow the intensity of yellow. A value between 0 and 1
- * @param black the intensity of black. A value between 0 and 1
- */
-
- public void setCMYKColorStrokeF(float cyan, float magenta, float yellow, float black) {
- HelperCMYK(cyan, magenta, yellow, black);
- content.append(" K").append_i(separator);
- }
-
- /**
- * Changes the current color for stroking paths to black.
- *
- */
-
- public void resetCMYKColorStroke() {
- content.append("0 0 0 1 K").append_i(separator);
- }
-
- /**
- * Move the current point <I>(x, y)</I>, omitting any connecting line segment.
- *
- * @param x new x-coordinate
- * @param y new y-coordinate
- */
-
- public void moveTo(float x, float y) {
- content.append(x).append(' ').append(y).append(" m").append_i(separator);
- }
-
- /**
- * Appends a straight line segment from the current point <I>(x, y)</I>. The new current
- * point is <I>(x, y)</I>.
- *
- * @param x new x-coordinate
- * @param y new y-coordinate
- */
-
- public void lineTo(float x, float y) {
- content.append(x).append(' ').append(y).append(" l").append_i(separator);
- }
-
- /**
- * Appends a Bêzier curve to the path, starting from the current point.
- *
- * @param x1 x-coordinate of the first control point
- * @param y1 y-coordinate of the first control point
- * @param x2 x-coordinate of the second control point
- * @param y2 y-coordinate of the second control point
- * @param x3 x-coordinaat of the ending point (= new current point)
- * @param y3 y-coordinaat of the ending point (= new current point)
- */
-
- public void curveTo(float x1, float y1, float x2, float y2, float x3, float y3) {
- content.append(x1).append(' ').append(y1).append(' ').append(x2).append(' ').append(y2).append(' ').append(x3).append(' ').append(y3).append(" c").append_i(separator);
- }
-
- /**
- * Appends a Bêzier curve to the path, starting from the current point.
- *
- * @param x2 x-coordinate of the second control point
- * @param y2 y-coordinate of the second control point
- * @param x3 x-coordinaat of the ending point (= new current point)
- * @param y3 y-coordinaat of the ending point (= new current point)
- */
-
- public void curveTo(float x2, float y2, float x3, float y3) {
- content.append(x2).append(' ').append(y2).append(' ').append(x3).append(' ').append(y3).append(" v").append_i(separator);
- }
-
- /**
- * Appends a Bêzier curve to the path, starting from the current point.
- *
- * @param x1 x-coordinate of the first control point
- * @param y1 y-coordinate of the first control point
- * @param x3 x-coordinaat of the ending point (= new current point)
- * @param y3 y-coordinaat of the ending point (= new current point)
- */
-
- public void curveFromTo(float x1, float y1, float x3, float y3) {
- content.append(x1).append(' ').append(y1).append(' ').append(x3).append(' ').append(y3).append(" y").append_i(separator);
- }
-
- /** Draws a circle. The endpoint will (x+r, y).
- *
- * @param x x center of circle
- * @param y y center of circle
- * @param r radius of circle
- */
- public void circle(float x, float y, float r) {
- float b = 0.5523f;
- moveTo(x + r, y);
- curveTo(x + r, y + r * b, x + r * b, y + r, x, y + r);
- curveTo(x - r * b, y + r, x - r, y + r * b, x - r, y);
- curveTo(x - r, y - r * b, x - r * b, y - r, x, y - r);
- curveTo(x + r * b, y - r, x + r, y - r * b, x + r, y);
- }
-
-
-
- /**
- * Adds a rectangle to the current path.
- *
- * @param x x-coordinate of the starting point
- * @param y y-coordinate of the starting point
- * @param w width
- * @param h height
- */
-
- public void rectangle(float x, float y, float w, float h) {
- content.append(x).append(' ').append(y).append(' ').append(w).append(' ').append(h).append(" re").append_i(separator);
- }
-
- private boolean compareColors(Color c1, Color c2) {
- if (c1 == null && c2 == null)
- return true;
- if (c1 == null || c2 == null)
- return false;
- if (c1 instanceof ExtendedColor)
- return c1.equals(c2);
- return c2.equals(c1);
- }
-
- /**
- * Adds a variable width border to the current path.
- * Only use if {@link com.lowagie.text.Rectangle#isUseVariableBorders() Rectangle.isUseVariableBorders}
- * = true.
- * @param rect a <CODE>Rectangle</CODE>
- */
- public void variableRectangle(Rectangle rect) {
- float t = rect.top();
- float b = rect.bottom();
- float r = rect.right();
- float l = rect.left();
- float wt = rect.getBorderWidthTop();
- float wb = rect.getBorderWidthBottom();
- float wr = rect.getBorderWidthRight();
- float wl = rect.getBorderWidthLeft();
- Color ct = rect.getBorderColorTop();
- Color cb = rect.getBorderColorBottom();
- Color cr = rect.getBorderColorRight();
- Color cl = rect.getBorderColorLeft();
- saveState();
- setLineCap(PdfContentByte.LINE_CAP_BUTT);
- setLineJoin(PdfContentByte.LINE_JOIN_MITER);
- float clw = 0;
- boolean cdef = false;
- Color ccol = null;
- boolean cdefi = false;
- Color cfil = null;
- // draw top
- if (wt > 0) {
- setLineWidth(clw = wt);
- cdef = true;
- if (ct == null)
- resetRGBColorStroke();
- else
- setColorStroke(ct);
- ccol = ct;
- moveTo(l, t - wt / 2f);
- lineTo(r, t - wt / 2f);
- stroke();
- }
-
- // Draw bottom
- if (wb > 0) {
- if (wb != clw)
- setLineWidth(clw = wb);
- if (!cdef || !compareColors(ccol, cb)) {
- cdef = true;
- if (cb == null)
- resetRGBColorStroke();
- else
- setColorStroke(cb);
- ccol = cb;
- }
- moveTo(r, b + wb / 2f);
- lineTo(l, b + wb / 2f);
- stroke();
- }
-
- // Draw right
- if (wr > 0) {
- if (wr != clw)
- setLineWidth(clw = wr);
- if (!cdef || !compareColors(ccol, cr)) {
- cdef = true;
- if (cr == null)
- resetRGBColorStroke();
- else
- setColorStroke(cr);
- ccol = cr;
- }
- boolean bt = compareColors(ct, cr);
- boolean bb = compareColors(cb, cr);
- moveTo(r - wr / 2f, bt ? t : t - wt);
- lineTo(r - wr / 2f, bb ? b : b + wb);
- stroke();
- if (!bt || !bb) {
- cdefi = true;
- if (cr == null)
- resetRGBColorFill();
- else
- setColorFill(cr);
- cfil = cr;
- if (!bt) {
- moveTo(r, t);
- lineTo(r, t - wt);
- lineTo(r - wr, t - wt);
- fill();
- }
- if (!bb) {
- moveTo(r, b);
- lineTo(r, b + wb);
- lineTo(r - wr, b + wb);
- fill();
- }
- }
- }
-
- // Draw Left
- if (wl > 0) {
- if (wl != clw)
- setLineWidth(wl);
- if (!cdef || !compareColors(ccol, cl)) {
- if (cl == null)
- resetRGBColorStroke();
- else
- setColorStroke(cl);
- }
- boolean bt = compareColors(ct, cl);
- boolean bb = compareColors(cb, cl);
- moveTo(l + wl / 2f, bt ? t : t - wt);
- lineTo(l + wl / 2f, bb ? b : b + wb);
- stroke();
- if (!bt || !bb) {
- if (!cdefi || !compareColors(cfil, cl)) {
- if (cl == null)
- resetRGBColorFill();
- else
- setColorFill(cl);
- }
- if (!bt) {
- moveTo(l, t);
- lineTo(l, t - wt);
- lineTo(l + wl, t - wt);
- fill();
- }
- if (!bb) {
- moveTo(l, b);
- lineTo(l, b + wb);
- lineTo(l + wl, b + wb);
- fill();
- }
- }
- }
- restoreState();
- }
-
- /**
- * Adds a border (complete or partially) to the current path..
- *
- * @param rectangle a <CODE>Rectangle</CODE>
- */
-
- public void rectangle(Rectangle rectangle) {
- // the coordinates of the border are retrieved
- float x1 = rectangle.left();
- float y1 = rectangle.bottom();
- float x2 = rectangle.right();
- float y2 = rectangle.top();
-
- // the backgroundcolor is set
- Color background = rectangle.backgroundColor();
- if (background != null) {
- setColorFill(background);
- rectangle(x1, y1, x2 - x1, y2 - y1);
- fill();
- resetRGBColorFill();
- }
-
- // if the element hasn't got any borders, nothing is added
- if (! rectangle.hasBorders()) {
- return;
- }
-
- // if any of the individual border colors are set
- // we draw the borders all around using the
- // different colors
- if (rectangle.isUseVariableBorders()) {
- variableRectangle(rectangle);
- }
- else {
- // the width is set to the width of the element
- if (rectangle.borderWidth() != Rectangle.UNDEFINED) {
- setLineWidth(rectangle.borderWidth());
- }
-
- // the color is set to the color of the element
- Color color = rectangle.borderColor();
- if (color != null) {
- setColorStroke(color);
- }
-
- // if the box is a rectangle, it is added as a rectangle
- if (rectangle.hasBorder(Rectangle.BOX)) {
- rectangle(x1, y1, x2 - x1, y2 - y1);
- }
- // if the border isn't a rectangle, the different sides are added apart
- else {
- if (rectangle.hasBorder(Rectangle.RIGHT)) {
- moveTo(x2, y1);
- lineTo(x2, y2);
- }
- if (rectangle.hasBorder(Rectangle.LEFT)) {
- moveTo(x1, y1);
- lineTo(x1, y2);
- }
- if (rectangle.hasBorder(Rectangle.BOTTOM)) {
- moveTo(x1, y1);
- lineTo(x2, y1);
- }
- if (rectangle.hasBorder(Rectangle.TOP)) {
- moveTo(x1, y2);
- lineTo(x2, y2);
- }
- }
-
- stroke();
-
- if (color != null) {
- resetRGBColorStroke();
- }
- }
- }
-
- /**
- * Closes the current subpath by appending a straight line segment from the current point
- * to the starting point of the subpath.
- */
-
- public void closePath() {
- content.append("h").append_i(separator);
- }
-
- /**
- * Ends the path without filling or stroking it.
- */
-
- public void newPath() {
- content.append("n").append_i(separator);
- }
-
- /**
- * Strokes the path.
- */
-
- public void stroke() {
- content.append("S").append_i(separator);
- }
-
- /**
- * Closes the path and strokes it.
- */
-
- public void closePathStroke() {
- content.append("s").append_i(separator);
- }
-
- /**
- * Fills the path, using the non-zero winding number rule to determine the region to fill.
- */
-
- public void fill() {
- content.append("f").append_i(separator);
- }
-
- /**
- * Fills the path, using the even-odd rule to determine the region to fill.
- */
-
- public void eoFill() {
- content.append("f*").append_i(separator);
- }
-
- /**
- * Fills the path using the non-zero winding number rule to determine the region to fill and strokes it.
- */
-
- public void fillStroke() {
- content.append("B").append_i(separator);
- }
-
- /**
- * Closes the path, fills it using the non-zero winding number rule to determine the region to fill and strokes it.
- */
-
- public void closePathFillStroke() {
- content.append("b").append_i(separator);
- }
-
- /**
- * Fills the path, using the even-odd rule to determine the region to fill and strokes it.
- */
-
- public void eoFillStroke() {
- content.append("B*").append_i(separator);
- }
-
- /**
- * Closes the path, fills it using the even-odd rule to determine the region to fill and strokes it.
- */
-
- public void closePathEoFillStroke() {
- content.append("b*").append_i(separator);
- }
-
- /**
- * Adds an <CODE>Image</CODE> to the page. The <CODE>Image</CODE> must have
- * absolute positioning.
- * @param image the <CODE>Image</CODE> object
- * @throws DocumentException if the <CODE>Image</CODE> does not have absolute positioning
- */
- public void addImage(Image image) throws DocumentException {
- addImage(image, false);
- }
-
- /**
- * Adds an <CODE>Image</CODE> to the page. The <CODE>Image</CODE> must have
- * absolute positioning. The image can be placed inline.
- * @param image the <CODE>Image</CODE> object
- * @param inlineImage <CODE>true</CODE> to place this image inline, <CODE>false</CODE> otherwise
- * @throws DocumentException if the <CODE>Image</CODE> does not have absolute positioning
- */
- public void addImage(Image image, boolean inlineImage) throws DocumentException {
- if (!image.hasAbsolutePosition())
- throw new DocumentException("The image must have absolute positioning.");
- float matrix[] = image.matrix();
- matrix[Image.CX] = image.absoluteX() - matrix[Image.CX];
- matrix[Image.CY] = image.absoluteY() - matrix[Image.CY];
- addImage(image, matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5], inlineImage);
- }
-
- /**
- * Adds an <CODE>Image</CODE> to the page. The positioning of the <CODE>Image</CODE>
- * is done with the transformation matrix. To position an <CODE>image</CODE> at (x,y)
- * use addImage(image, image_width, 0, 0, image_height, x, y).
- * @param image the <CODE>Image</CODE> object
- * @param a an element of the transformation matrix
- * @param b an element of the transformation matrix
- * @param c an element of the transformation matrix
- * @param d an element of the transformation matrix
- * @param e an element of the transformation matrix
- * @param f an element of the transformation matrix
- * @throws DocumentException on error
- */
- public void addImage(Image image, float a, float b, float c, float d, float e, float f) throws DocumentException {
- addImage(image, a, b, c, d, e, f, false);
- }
-
- /**
- * Adds an <CODE>Image</CODE> to the page. The positioning of the <CODE>Image</CODE>
- * is done with the transformation matrix. To position an <CODE>image</CODE> at (x,y)
- * use addImage(image, image_width, 0, 0, image_height, x, y). The image can be placed inline.
- * @param image the <CODE>Image</CODE> object
- * @param a an element of the transformation matrix
- * @param b an element of the transformation matrix
- * @param c an element of the transformation matrix
- * @param d an element of the transformation matrix
- * @param e an element of the transformation matrix
- * @param f an element of the transformation matrix
- * @param inlineImage <CODE>true</CODE> to place this image inline, <CODE>false</CODE> otherwise
- * @throws DocumentException on error
- */
- public void addImage(Image image, float a, float b, float c, float d, float e, float f, boolean inlineImage) throws DocumentException {
- try {
- if (image.getLayer() != null)
- beginLayer(image.getLayer());
- if (image.isImgTemplate()) {
- writer.addDirectImageSimple(image);
- PdfTemplate template = image.templateData();
- float w = template.getWidth();
- float h = template.getHeight();
- addTemplate(template, a / w, b / w, c / h, d / h, e, f);
- }
- else {
- content.append("q ");
- content.append(a).append(' ');
- content.append(b).append(' ');
- content.append(c).append(' ');
- content.append(d).append(' ');
- content.append(e).append(' ');
- content.append(f).append(" cm");
- if (inlineImage) {
- content.append("\nBI\n");
- PdfImage pimage = new PdfImage(image, "", null);
- for (Iterator it = pimage.getKeys().iterator(); it.hasNext();) {
- PdfName key = (PdfName)it.next();
- PdfObject value = pimage.get(key);
- String s = (String)abrev.get(key);
- if (s == null)
- continue;
- content.append(s);
- boolean check = true;
- if (key.equals(PdfName.COLORSPACE) && value.isArray()) {
- ArrayList ar = ((PdfArray)value).getArrayList();
- if (ar.size() == 4
- && PdfName.INDEXED.equals(ar.get(0))
- && ((PdfObject)ar.get(1)).isName()
- && ((PdfObject)ar.get(2)).isNumber()
- && ((PdfObject)ar.get(3)).isString()
- ) {
- check = false;
- }
-
- }
- if (check && key.equals(PdfName.COLORSPACE) && !value.isName()) {
- PdfName cs = writer.getColorspaceName();
- PageResources prs = getPageResources();
- prs.addColor(cs, writer.addToBody(value).getIndirectReference());
- value = cs;
- }
- value.toPdf(null, content);
- content.append('\n');
- }
- content.append("ID\n");
- pimage.writeContent(content);
- content.append("\nEI\nQ").append_i(separator);
- }
- else {
- PdfName name;
- PageResources prs = getPageResources();
- Image maskImage = image.getImageMask();
- if (maskImage != null) {
- name = writer.addDirectImageSimple(maskImage);
- prs.addXObject(name, writer.getImageReference(name));
- }
- name = writer.addDirectImageSimple(image);
- name = prs.addXObject(name, writer.getImageReference(name));
- content.append(' ').append(name.getBytes()).append(" Do Q").append_i(separator);
- }
- }
- if (image.hasBorders()) {
- saveState();
- float w = image.width();
- float h = image.height();
- concatCTM(a / w, b / w, c / h, d / h, e, f);
- rectangle(image);
- restoreState();
- }
- if (image.getLayer() != null)
- endLayer();
- Annotation annot = image.annotation();
- if (annot == null)
- return;
- float[] r = new float[unitRect.length];
- for (int k = 0; k < unitRect.length; k += 2) {
- r[k] = a * unitRect[k] + c * unitRect[k + 1] + e;
- r[k + 1] = b * unitRect[k] + d * unitRect[k + 1] + f;
- }
- float llx = r[0];
- float lly = r[1];
- float urx = llx;
- float ury = lly;
- for (int k = 2; k < r.length; k += 2) {
- llx = Math.min(llx, r[k]);
- lly = Math.min(lly, r[k + 1]);
- urx = Math.max(urx, r[k]);
- ury = Math.max(ury, r[k + 1]);
- }
- annot = new Annotation(annot);
- annot.setDimensions(llx, lly, urx, ury);
- PdfAnnotation an = PdfDocument.convertAnnotation(writer, annot);
- if (an == null)
- return;
- addAnnotation(an);
- }
- catch (Exception ee) {
- throw new DocumentException(ee);
- }
- }
-
- /**
- * Makes this <CODE>PdfContentByte</CODE> empty.
- */
- public void reset() {
- content.reset();
- stateList.clear();
- state = new GraphicState();
- }
-
- /**
- * Starts the writing of text.
- */
- public void beginText() {
- state.xTLM = 0;
- state.yTLM = 0;
- content.append("BT").append_i(separator);
- }
-
- /**
- * Ends the writing of text and makes the current font invalid.
- */
- public void endText() {
- content.append("ET").append_i(separator);
- }
-
- /**
- * Saves the graphic state. <CODE>saveState</CODE> and
- * <CODE>restoreState</CODE> must be balanced.
- */
- public void saveState() {
- content.append("q").append_i(separator);
- stateList.add(new GraphicState(state));
- }
-
- /**
- * Restores the graphic state. <CODE>saveState</CODE> and
- * <CODE>restoreState</CODE> must be balanced.
- */
- public void restoreState() {
- content.append("Q").append_i(separator);
- int idx = stateList.size() - 1;
- if (idx < 0)
- throw new RuntimeException("Unbalanced save/restore state operators.");
- state = (GraphicState)stateList.get(idx);
- stateList.remove(idx);
- }
-
- /**
- * Sets the character spacing parameter.
- *
- * @param charSpace a parameter
- */
- public void setCharacterSpacing(float charSpace) {
- state.charSpace = charSpace;
- content.append(charSpace).append(" Tc").append_i(separator);
- }
-
- /**
- * Sets the word spacing parameter.
- *
- * @param wordSpace a parameter
- */
- public void setWordSpacing(float wordSpace) {
- state.wordSpace = wordSpace;
- content.append(wordSpace).append(" Tw").append_i(separator);
- }
-
- /**
- * Sets the horizontal scaling parameter.
- *
- * @param scale a parameter
- */
- public void setHorizontalScaling(float scale) {
- state.scale = scale;
- content.append(scale).append(" Tz").append_i(separator);
- }
-
- /**
- * Sets the text leading parameter.
- * <P>
- * The leading parameter is measured in text space units. It specifies the vertical distance
- * between the baselines of adjacent lines of text.</P>
- *
- * @param leading the new leading
- */
- public void setLeading(float leading) {
- state.leading = leading;
- content.append(leading).append(" TL").append_i(separator);
- }
-
- /**
- * Set the font and the size for the subsequent text writing.
- *
- * @param bf the font
- * @param size the font size in points
- */
- public void setFontAndSize(BaseFont bf, float size) {
- checkWriter();
- state.size = size;
- state.fontDetails = writer.addSimple(bf);
- PageResources prs = getPageResources();
- PdfName name = state.fontDetails.getFontName();
- name = prs.addFont(name, state.fontDetails.getIndirectReference());
- content.append(name.getBytes()).append(' ').append(size).append(" Tf").append_i(separator);
- }
-
- /**
- * Sets the text rendering parameter.
- *
- * @param rendering a parameter
- */
- public void setTextRenderingMode(int rendering) {
- content.append(rendering).append(" Tr").append_i(separator);
- }
-
- /**
- * Sets the text rise parameter.
- * <P>
- * This allows to write text in subscript or superscript mode.</P>
- *
- * @param rise a parameter
- */
- public void setTextRise(float rise) {
- content.append(rise).append(" Ts").append_i(separator);
- }
-
- /**
- * A helper to insert into the content stream the <CODE>text</CODE>
- * converted to bytes according to the font's encoding.
- *
- * @param text the text to write
- */
- private void showText2(String text) {
- if (state.fontDetails == null)
- throw new NullPointerException("Font and size must be set before writing any text");
- byte b[] = state.fontDetails.convertToBytes(text);
- escapeString(b, content);
- }
-
- /**
- * Shows the <CODE>text</CODE>.
- *
- * @param text the text to write
- */
- public void showText(String text) {
- showText2(text);
- content.append("Tj").append_i(separator);
- }
-
- /**
- * Constructs a kern array for a text in a certain font
- * @param text the text
- * @param font the font
- * @return a PdfTextArray
- */
- public static PdfTextArray getKernArray(String text, BaseFont font) {
- PdfTextArray pa = new PdfTextArray();
- StringBuffer acc = new StringBuffer();
- int len = text.length() - 1;
- char c[] = text.toCharArray();
- if (len >= 0)
- acc.append(c, 0, 1);
- for (int k = 0; k < len; ++k) {
- char c2 = c[k + 1];
- int kern = font.getKerning(c[k], c2);
- if (kern == 0) {
- acc.append(c2);
- }
- else {
- pa.add(acc.toString());
- acc.setLength(0);
- acc.append(c, k + 1, 1);
- pa.add(-kern);
- }
- }
- pa.add(acc.toString());
- return pa;
- }
-
- /**
- * Shows the <CODE>text</CODE> kerned.
- *
- * @param text the text to write
- */
- public void showTextKerned(String text) {
- if (state.fontDetails == null)
- throw new NullPointerException("Font and size must be set before writing any text");
- BaseFont bf = state.fontDetails.getBaseFont();
- if (bf.hasKernPairs())
- showText(getKernArray(text, bf));
- else
- showText(text);
- }
-
- /**
- * Moves to the next line and shows <CODE>text</CODE>.
- *
- * @param text the text to write
- */
- public void newlineShowText(String text) {
- state.yTLM -= state.leading;
- showText2(text);
- content.append("'").append_i(separator);
- }
-
- /**
- * Moves to the next line and shows text string, using the given values of the character and word spacing parameters.
- *
- * @param wordSpacing a parameter
- * @param charSpacing a parameter
- * @param text the text to write
- */
- public void newlineShowText(float wordSpacing, float charSpacing, String text) {
- state.yTLM -= state.leading;
- content.append(wordSpacing).append(' ').append(charSpacing);
- showText2(text);
- content.append("\"").append_i(separator);
-
- // The " operator sets charSpace and wordSpace into graphics state
- // (cfr PDF reference v1.6, table 5.6)
- state.charSpace = charSpacing;
- state.wordSpace = wordSpacing;
- }
-
- /**
- * Changes the text matrix.
- * <P>
- * Remark: this operation also initializes the current point position.</P>
- *
- * @param a operand 1,1 in the matrix
- * @param b operand 1,2 in the matrix
- * @param c operand 2,1 in the matrix
- * @param d operand 2,2 in the matrix
- * @param x operand 3,1 in the matrix
- * @param y operand 3,2 in the matrix
- */
- public void setTextMatrix(float a, float b, float c, float d, float x, float y) {
- state.xTLM = x;
- state.yTLM = y;
- content.append(a).append(' ').append(b).append_i(' ')
- .append(c).append_i(' ').append(d).append_i(' ')
- .append(x).append_i(' ').append(y).append(" Tm").append_i(separator);
- }
-
- /**
- * Changes the text matrix. The first four parameters are {1,0,0,1}.
- * <P>
- * Remark: this operation also initializes the current point position.</P>
- *
- * @param x operand 3,1 in the matrix
- * @param y operand 3,2 in the matrix
- */
- public void setTextMatrix(float x, float y) {
- setTextMatrix(1, 0, 0, 1, x, y);
- }
-
- /**
- * Moves to the start of the next line, offset from the start of the current line.
- *
- * @param x x-coordinate of the new current point
- * @param y y-coordinate of the new current point
- */
- public void moveText(float x, float y) {
- state.xTLM += x;
- state.yTLM += y;
- content.append(x).append(' ').append(y).append(" Td").append_i(separator);
- }
-
- /**
- * Moves to the start of the next line, offset from the start of the current line.
- * <P>
- * As a side effect, this sets the leading parameter in the text state.</P>
- *
- * @param x offset of the new current point
- * @param y y-coordinate of the new current point
- */
- public void moveTextWithLeading(float x, float y) {
- state.xTLM += x;
- state.yTLM += y;
- state.leading = -y;
- content.append(x).append(' ').append(y).append(" TD").append_i(separator);
- }
-
- /**
- * Moves to the start of the next line.
- */
- public void newlineText() {
- state.yTLM -= state.leading;
- content.append("T*").append_i(separator);
- }
-
- /**
- * Gets the size of this content.
- *
- * @return the size of the content
- */
- int size() {
- return content.size();
- }
-
- /**
- * Escapes a <CODE>byte</CODE> array according to the PDF conventions.
- *
- * @param b the <CODE>byte</CODE> array to escape
- * @return an escaped <CODE>byte</CODE> array
- */
- static byte[] escapeString(byte b[]) {
- ByteBuffer content = new ByteBuffer();
- escapeString(b, content);
- return content.toByteArray();
- }
-
- /**
- * Escapes a <CODE>byte</CODE> array according to the PDF conventions.
- *
- * @param b the <CODE>byte</CODE> array to escape
- * @param content the content
- */
- static void escapeString(byte b[], ByteBuffer content) {
- content.append_i('(');
- for (int k = 0; k < b.length; ++k) {
- byte c = b[k];
- switch ((int)c) {
- case '\r':
- content.append("\\r");
- break;
- case '\n':
- content.append("\\n");
- break;
- case '\t':
- content.append("\\t");
- break;
- case '\b':
- content.append("\\b");
- break;
- case '\f':
- content.append("\\f");
- break;
- case '(':
- case ')':
- case '\\':
- content.append_i('\\').append_i(c);
- break;
- default:
- content.append_i(c);
- }
- }
- content.append(")");
- }
-
- /**
- * Adds an outline to the document.
- *
- * @param outline the outline
- * @deprecated not needed anymore. The outlines are extracted
- * from the root outline
- */
- public void addOutline(PdfOutline outline) {
- // for compatibility
- }
- /**
- * Adds a named outline to the document.
- *
- * @param outline the outline
- * @param name the name for the local destination
- */
- public void addOutline(PdfOutline outline, String name) {
- checkWriter();
- pdf.addOutline(outline, name);
- }
- /**
- * Gets the root outline.
- *
- * @return the root outline
- */
- public PdfOutline getRootOutline() {
- checkWriter();
- return pdf.getRootOutline();
- }
-
- /**
- * Computes the width of the given string taking in account
- * the current values of "Character spacing", "Word Spacing"
- * and "Horizontal Scaling".
- * The additional spacing is not computed for the last character
- * of the string.
- * @param text the string to get width of
- * @param kerned the kerning option
- * @return the width
- */
-
- public float getEffectiveStringWidth(String text, boolean kerned) {
- BaseFont bf = state.fontDetails.getBaseFont();
-
- float w;
- if (kerned)
- w = bf.getWidthPointKerned(text, state.size);
- else
- w = bf.getWidthPoint(text, state.size);
-
- if (state.charSpace != 0.0f && text.length() > 1) {
- w += state.charSpace * (text.length() -1);
- }
-
- int ft = bf.getFontType();
- if (state.wordSpace != 0.0f && (ft == BaseFont.FONT_TYPE_T1 || ft == BaseFont.FONT_TYPE_TT || ft == BaseFont.FONT_TYPE_T3)) {
- for (int i = 0; i < (text.length() -1); i++) {
- if (text.charAt(i) == ' ')
- w += state.wordSpace;
- }
- }
- if (state.scale != 100.0)
- w = (w * state.scale) / 100.0f;
-
- //System.out.println("String width = " + Float.toString(w));
- return w;
- }
-
- /**
- * Shows text right, left or center aligned with rotation.
- * @param alignment the alignment can be ALIGN_CENTER, ALIGN_RIGHT or ALIGN_LEFT
- * @param text the text to show
- * @param x the x pivot position
- * @param y the y pivot position
- * @param rotation the rotation to be applied in degrees counterclockwise
- */
- public void showTextAligned(int alignment, String text, float x, float y, float rotation) {
- showTextAligned(alignment, text, x, y, rotation, false);
- }
-
- private void showTextAligned(int alignment, String text, float x, float y, float rotation, boolean kerned) {
- if (state.fontDetails == null)
- throw new NullPointerException("Font and size must be set before writing any text");
- if (rotation == 0) {
- switch (alignment) {
- case ALIGN_CENTER:
- x -= getEffectiveStringWidth(text, kerned) / 2;
- break;
- case ALIGN_RIGHT:
- x -= getEffectiveStringWidth(text, kerned);
- break;
- }
- setTextMatrix(x, y);
- if (kerned)
- showTextKerned(text);
- else
- showText(text);
- }
- else {
- double alpha = rotation * Math.PI / 180.0;
- float cos = (float)Math.cos(alpha);
- float sin = (float)Math.sin(alpha);
- float len;
- switch (alignment) {
- case ALIGN_CENTER:
- len = getEffectiveStringWidth(text, kerned) / 2;
- x -= len * cos;
- y -= len * sin;
- break;
- case ALIGN_RIGHT:
- len = getEffectiveStringWidth(text, kerned);
- x -= len * cos;
- y -= len * sin;
- break;
- }
- setTextMatrix(cos, sin, -sin, cos, x, y);
- if (kerned)
- showTextKerned(text);
- else
- showText(text);
- setTextMatrix(0f, 0f);
- }
- }
-
- /**
- * Shows text kerned right, left or center aligned with rotation.
- * @param alignment the alignment can be ALIGN_CENTER, ALIGN_RIGHT or ALIGN_LEFT
- * @param text the text to show
- * @param x the x pivot position
- * @param y the y pivot position
- * @param rotation the rotation to be applied in degrees counterclockwise
- */
- public void showTextAlignedKerned(int alignment, String text, float x, float y, float rotation) {
- showTextAligned(alignment, text, x, y, rotation, true);
- }
-
- /**
- * Concatenate a matrix to the current transformation matrix.
- * @param a an element of the transformation matrix
- * @param b an element of the transformation matrix
- * @param c an element of the transformation matrix
- * @param d an element of the transformation matrix
- * @param e an element of the transformation matrix
- * @param f an element of the transformation matrix
- **/
- public void concatCTM(float a, float b, float c, float d, float e, float f) {
- content.append(a).append(' ').append(b).append(' ').append(c).append(' ');
- content.append(d).append(' ').append(e).append(' ').append(f).append(" cm").append_i(separator);
- }
-
- /**
- * Generates an array of bezier curves to draw an arc.
- * <P>
- * (x1, y1) and (x2, y2) are the corners of the enclosing rectangle.
- * Angles, measured in degrees, start with 0 to the right (the positive X
- * axis) and increase counter-clockwise. The arc extends from startAng
- * to startAng+extent. I.e. startAng=0 and extent=180 yields an openside-down
- * semi-circle.
- * <P>
- * The resulting coordinates are of the form float[]{x1,y1,x2,y2,x3,y3, x4,y4}
- * such that the curve goes from (x1, y1) to (x4, y4) with (x2, y2) and
- * (x3, y3) as their respective Bezier control points.
- * <P>
- * Note: this code was taken from ReportLab (www.reportlab.com), an excelent
- * PDF generator for Python.
- *
- * @param x1 a corner of the enclosing rectangle
- * @param y1 a corner of the enclosing rectangle
- * @param x2 a corner of the enclosing rectangle
- * @param y2 a corner of the enclosing rectangle
- * @param startAng starting angle in degrees
- * @param extent angle extent in degrees
- * @return a list of float[] with the bezier curves
- */
- public static ArrayList bezierArc(float x1, float y1, float x2, float y2, float startAng, float extent) {
- float tmp;
- if (x1 > x2) {
- tmp = x1;
- x1 = x2;
- x2 = tmp;
- }
- if (y2 > y1) {
- tmp = y1;
- y1 = y2;
- y2 = tmp;
- }
-
- float fragAngle;
- int Nfrag;
- if (Math.abs(extent) <= 90f) {
- fragAngle = extent;
- Nfrag = 1;
- }
- else {
- Nfrag = (int)(Math.ceil(Math.abs(extent)/90f));
- fragAngle = extent / Nfrag;
- }
- float x_cen = (x1+x2)/2f;
- float y_cen = (y1+y2)/2f;
- float rx = (x2-x1)/2f;
- float ry = (y2-y1)/2f;
- float halfAng = (float)(fragAngle * Math.PI / 360.);
- float kappa = (float)(Math.abs(4. / 3. * (1. - Math.cos(halfAng)) / Math.sin(halfAng)));
- ArrayList pointList = new ArrayList();
- for (int i = 0; i < Nfrag; ++i) {
- float theta0 = (float)((startAng + i*fragAngle) * Math.PI / 180.);
- float theta1 = (float)((startAng + (i+1)*fragAngle) * Math.PI / 180.);
- float cos0 = (float)Math.cos(theta0);
- float cos1 = (float)Math.cos(theta1);
- float sin0 = (float)Math.sin(theta0);
- float sin1 = (float)Math.sin(theta1);
- if (fragAngle > 0f) {
- pointList.add(new float[]{x_cen + rx * cos0,
- y_cen - ry * sin0,
- x_cen + rx * (cos0 - kappa * sin0),
- y_cen - ry * (sin0 + kappa * cos0),
- x_cen + rx * (cos1 + kappa * sin1),
- y_cen - ry * (sin1 - kappa * cos1),
- x_cen + rx * cos1,
- y_cen - ry * sin1});
- }
- else {
- pointList.add(new float[]{x_cen + rx * cos0,
- y_cen - ry * sin0,
- x_cen + rx * (cos0 + kappa * sin0),
- y_cen - ry * (sin0 - kappa * cos0),
- x_cen + rx * (cos1 - kappa * sin1),
- y_cen - ry * (sin1 + kappa * cos1),
- x_cen + rx * cos1,
- y_cen - ry * sin1});
- }
- }
- return pointList;
- }
-
- /**
- * Draws a partial ellipse inscribed within the rectangle x1,y1,x2,y2,
- * starting at startAng degrees and covering extent degrees. Angles
- * start with 0 to the right (+x) and increase counter-clockwise.
- *
- * @param x1 a corner of the enclosing rectangle
- * @param y1 a corner of the enclosing rectangle
- * @param x2 a corner of the enclosing rectangle
- * @param y2 a corner of the enclosing rectangle
- * @param startAng starting angle in degrees
- * @param extent angle extent in degrees
- */
- public void arc(float x1, float y1, float x2, float y2, float startAng, float extent) {
- ArrayList ar = bezierArc(x1, y1, x2, y2, startAng, extent);
- if (ar.size() == 0)
- return;
- float pt[] = (float [])ar.get(0);
- moveTo(pt[0], pt[1]);
- for (int k = 0; k < ar.size(); ++k) {
- pt = (float [])ar.get(k);
- curveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
- }
- }
-
- /**
- * Draws an ellipse inscribed within the rectangle x1,y1,x2,y2.
- *
- * @param x1 a corner of the enclosing rectangle
- * @param y1 a corner of the enclosing rectangle
- * @param x2 a corner of the enclosing rectangle
- * @param y2 a corner of the enclosing rectangle
- */
- public void ellipse(float x1, float y1, float x2, float y2) {
- arc(x1, y1, x2, y2, 0f, 360f);
- }
-
- /**
- * Create a new colored tiling pattern.
- *
- * @param width the width of the pattern
- * @param height the height of the pattern
- * @param xstep the desired horizontal spacing between pattern cells.
- * May be either positive or negative, but not zero.
- * @param ystep the desired vertical spacing between pattern cells.
- * May be either positive or negative, but not zero.
- * @return the <CODE>PdfPatternPainter</CODE> where the pattern will be created
- */
- public PdfPatternPainter createPattern(float width, float height, float xstep, float ystep) {
- checkWriter();
- if ( xstep == 0.0f || ystep == 0.0f )
- throw new RuntimeException("XStep or YStep can not be ZERO.");
- PdfPatternPainter painter = new PdfPatternPainter(writer);
- painter.setWidth(width);
- painter.setHeight(height);
- painter.setXStep(xstep);
- painter.setYStep(ystep);
- writer.addSimplePattern(painter);
- return painter;
- }
-
- /**
- * Create a new colored tiling pattern. Variables xstep and ystep are set to the same values
- * of width and height.
- * @param width the width of the pattern
- * @param height the height of the pattern
- * @return the <CODE>PdfPatternPainter</CODE> where the pattern will be created
- */
- public PdfPatternPainter createPattern(float width, float height) {
- return createPattern(width, height, width, height);
- }
-
- /**
- * Create a new uncolored tiling pattern.
- *
- * @param width the width of the pattern
- * @param height the height of the pattern
- * @param xstep the desired horizontal spacing between pattern cells.
- * May be either positive or negative, but not zero.
- * @param ystep the desired vertical spacing between pattern cells.
- * May be either positive or negative, but not zero.
- * @param color the default color. Can be <CODE>null</CODE>
- * @return the <CODE>PdfPatternPainter</CODE> where the pattern will be created
- */
- public PdfPatternPainter createPattern(float width, float height, float xstep, float ystep, Color color) {
- checkWriter();
- if ( xstep == 0.0f || ystep == 0.0f )
- throw new RuntimeException("XStep or YStep can not be ZERO.");
- PdfPatternPainter painter = new PdfPatternPainter(writer, color);
- painter.setWidth(width);
- painter.setHeight(height);
- painter.setXStep(xstep);
- painter.setYStep(ystep);
- writer.addSimplePattern(painter);
- return painter;
- }
-
- /**
- * Create a new uncolored tiling pattern.
- * Variables xstep and ystep are set to the same values
- * of width and height.
- * @param width the width of the pattern
- * @param height the height of the pattern
- * @param color the default color. Can be <CODE>null</CODE>
- * @return the <CODE>PdfPatternPainter</CODE> where the pattern will be created
- */
- public PdfPatternPainter createPattern(float width, float height, Color color) {
- return createPattern(width, height, width, height, color);
- }
-
- /**
- * Creates a new template.
- * <P>
- * Creates a new template that is nothing more than a form XObject. This template can be included
- * in this <CODE>PdfContentByte</CODE> or in another template. Templates are only written
- * to the output when the document is closed permitting things like showing text in the first page
- * that is only defined in the last page.
- *
- * @param width the bounding box width
- * @param height the bounding box height
- * @return the templated created
- */
- public PdfTemplate createTemplate(float width, float height) {
- return createTemplate(width, height, null);
- }
-
- PdfTemplate createTemplate(float width, float height, PdfName forcedName) {
- checkWriter();
- PdfTemplate template = new PdfTemplate(writer);
- template.setWidth(width);
- template.setHeight(height);
- writer.addDirectTemplateSimple(template, forcedName);
- return template;
- }
-
- /**
- * Creates a new appearance to be used with form fields.
- *
- * @param width the bounding box width
- * @param height the bounding box height
- * @return the appearance created
- */
- public PdfAppearance createAppearance(float width, float height) {
- return createAppearance(width, height, null);
- }
-
- PdfAppearance createAppearance(float width, float height, PdfName forcedName) {
- checkWriter();
- PdfAppearance template = new PdfAppearance(writer);
- template.setWidth(width);
- template.setHeight(height);
- writer.addDirectTemplateSimple(template, forcedName);
- return template;
- }
-
- /**
- * Adds a PostScript XObject to this content.
- *
- * @param psobject the object
- */
- public void addPSXObject(PdfPSXObject psobject) {
- checkWriter();
- PdfName name = writer.addDirectTemplateSimple(psobject, null);
- PageResources prs = getPageResources();
- name = prs.addXObject(name, psobject.getIndirectReference());
- content.append(name.getBytes()).append(" Do").append_i(separator);
- }
-
- /**
- * Adds a template to this content.
- *
- * @param template the template
- * @param a an element of the transformation matrix
- * @param b an element of the transformation matrix
- * @param c an element of the transformation matrix
- * @param d an element of the transformation matrix
- * @param e an element of the transformation matrix
- * @param f an element of the transformation matrix
- */
- public void addTemplate(PdfTemplate template, float a, float b, float c, float d, float e, float f) {
- checkWriter();
- checkNoPattern(template);
- PdfName name = writer.addDirectTemplateSimple(template, null);
- PageResources prs = getPageResources();
- name = prs.addXObject(name, template.getIndirectReference());
- content.append("q ");
- content.append(a).append(' ');
- content.append(b).append(' ');
- content.append(c).append(' ');
- content.append(d).append(' ');
- content.append(e).append(' ');
- content.append(f).append(" cm ");
- content.append(name.getBytes()).append(" Do Q").append_i(separator);
- }
-
- /**
- * Adds a template to this content.
- *
- * @param template the template
- * @param x the x location of this template
- * @param y the y location of this template
- */
- public void addTemplate(PdfTemplate template, float x, float y) {
- addTemplate(template, 1, 0, 0, 1, x, y);
- }
-
- /**
- * Changes the current color for filling paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceCMYK</B> (or the <B>DefaultCMYK</B> color space),
- * and sets the color to use for filling paths.</P>
- * <P>
- * This method is described in the 'Portable Document Format Reference Manual version 1.3'
- * section 8.5.2.1 (page 331).</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (no ink) and
- * 1 (maximum ink). This method however accepts only integers between 0x00 and 0xFF.</P>
- *
- * @param cyan the intensity of cyan
- * @param magenta the intensity of magenta
- * @param yellow the intensity of yellow
- * @param black the intensity of black
- */
-
- public void setCMYKColorFill(int cyan, int magenta, int yellow, int black) {
- content.append((float)(cyan & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(magenta & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(yellow & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(black & 0xFF) / 0xFF);
- content.append(" k").append_i(separator);
- }
- /**
- * Changes the current color for stroking paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceCMYK</B> (or the <B>DefaultCMYK</B> color space),
- * and sets the color to use for stroking paths.</P>
- * <P>
- * This method is described in the 'Portable Document Format Reference Manual version 1.3'
- * section 8.5.2.1 (page 331).</P>
- * Following the PDF manual, each operand must be a number between 0 (miniumum intensity) and
- * 1 (maximum intensity). This method however accepts only integers between 0x00 and 0xFF.
- *
- * @param cyan the intensity of red
- * @param magenta the intensity of green
- * @param yellow the intensity of blue
- * @param black the intensity of black
- */
-
- public void setCMYKColorStroke(int cyan, int magenta, int yellow, int black) {
- content.append((float)(cyan & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(magenta & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(yellow & 0xFF) / 0xFF);
- content.append(' ');
- content.append((float)(black & 0xFF) / 0xFF);
- content.append(" K").append_i(separator);
- }
-
- /**
- * Changes the current color for filling paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceRGB</B> (or the <B>DefaultRGB</B> color space),
- * and sets the color to use for filling paths.</P>
- * <P>
- * This method is described in the 'Portable Document Format Reference Manual version 1.3'
- * section 8.5.2.1 (page 331).</P>
- * <P>
- * Following the PDF manual, each operand must be a number between 0 (miniumum intensity) and
- * 1 (maximum intensity). This method however accepts only integers between 0x00 and 0xFF.</P>
- *
- * @param red the intensity of red
- * @param green the intensity of green
- * @param blue the intensity of blue
- */
-
- public void setRGBColorFill(int red, int green, int blue) {
- HelperRGB((float)(red & 0xFF) / 0xFF, (float)(green & 0xFF) / 0xFF, (float)(blue & 0xFF) / 0xFF);
- content.append(" rg").append_i(separator);
- }
-
- /**
- * Changes the current color for stroking paths (device dependent colors!).
- * <P>
- * Sets the color space to <B>DeviceRGB</B> (or the <B>DefaultRGB</B> color space),
- * and sets the color to use for stroking paths.</P>
- * <P>
- * This method is described in the 'Portable Document Format Reference Manual version 1.3'
- * section 8.5.2.1 (page 331).</P>
- * Following the PDF manual, each operand must be a number between 0 (miniumum intensity) and
- * 1 (maximum intensity). This method however accepts only integers between 0x00 and 0xFF.
- *
- * @param red the intensity of red
- * @param green the intensity of green
- * @param blue the intensity of blue
- */
-
- public void setRGBColorStroke(int red, int green, int blue) {
- HelperRGB((float)(red & 0xFF) / 0xFF, (float)(green & 0xFF) / 0xFF, (float)(blue & 0xFF) / 0xFF);
- content.append(" RG").append_i(separator);
- }
-
- /** Sets the stroke color. <CODE>color</CODE> can be an
- * <CODE>ExtendedColor</CODE>.
- * @param color the color
- */
- public void setColorStroke(Color color) {
- PdfWriter.checkPDFXConformance(writer, PdfWriter.PDFXKEY_COLOR, color);
- int type = ExtendedColor.getType(color);
- switch (type) {
- case ExtendedColor.TYPE_GRAY: {
- setGrayStroke(((GrayColor)color).getGray());
- break;
- }
- case ExtendedColor.TYPE_CMYK: {
- CMYKColor cmyk = (CMYKColor)color;
- setCMYKColorStrokeF(cmyk.getCyan(), cmyk.getMagenta(), cmyk.getYellow(), cmyk.getBlack());
- break;
- }
- case ExtendedColor.TYPE_SEPARATION: {
- SpotColor spot = (SpotColor)color;
- setColorStroke(spot.getPdfSpotColor(), spot.getTint());
- break;
- }
- case ExtendedColor.TYPE_PATTERN: {
- PatternColor pat = (PatternColor) color;
- setPatternStroke(pat.getPainter());
- break;
- }
- case ExtendedColor.TYPE_SHADING: {
- ShadingColor shading = (ShadingColor) color;
- setShadingStroke(shading.getPdfShadingPattern());
- break;
- }
- default:
- setRGBColorStroke(color.getRed(), color.getGreen(), color.getBlue());
- }
- }
-
- /** Sets the fill color. <CODE>color</CODE> can be an
- * <CODE>ExtendedColor</CODE>.
- * @param color the color
- */
- public void setColorFill(Color color) {
- PdfWriter.checkPDFXConformance(writer, PdfWriter.PDFXKEY_COLOR, color);
- int type = ExtendedColor.getType(color);
- switch (type) {
- case ExtendedColor.TYPE_GRAY: {
- setGrayFill(((GrayColor)color).getGray());
- break;
- }
- case ExtendedColor.TYPE_CMYK: {
- CMYKColor cmyk = (CMYKColor)color;
- setCMYKColorFillF(cmyk.getCyan(), cmyk.getMagenta(), cmyk.getYellow(), cmyk.getBlack());
- break;
- }
- case ExtendedColor.TYPE_SEPARATION: {
- SpotColor spot = (SpotColor)color;
- setColorFill(spot.getPdfSpotColor(), spot.getTint());
- break;
- }
- case ExtendedColor.TYPE_PATTERN: {
- PatternColor pat = (PatternColor) color;
- setPatternFill(pat.getPainter());
- break;
- }
- case ExtendedColor.TYPE_SHADING: {
- ShadingColor shading = (ShadingColor) color;
- setShadingFill(shading.getPdfShadingPattern());
- break;
- }
- default:
- setRGBColorFill(color.getRed(), color.getGreen(), color.getBlue());
- }
- }
-
- /** Sets the fill color to a spot color.
- * @param sp the spot color
- * @param tint the tint for the spot color. 0 is no color and 1
- * is 100% color
- */
- public void setColorFill(PdfSpotColor sp, float tint) {
- checkWriter();
- state.colorDetails = writer.addSimple(sp);
- PageResources prs = getPageResources();
- PdfName name = state.colorDetails.getColorName();
- name = prs.addColor(name, state.colorDetails.getIndirectReference());
- content.append(name.getBytes()).append(" cs ").append(tint).append(" scn").append_i(separator);
- }
-
- /** Sets the stroke color to a spot color.
- * @param sp the spot color
- * @param tint the tint for the spot color. 0 is no color and 1
- * is 100% color
- */
- public void setColorStroke(PdfSpotColor sp, float tint) {
- checkWriter();
- state.colorDetails = writer.addSimple(sp);
- PageResources prs = getPageResources();
- PdfName name = state.colorDetails.getColorName();
- name = prs.addColor(name, state.colorDetails.getIndirectReference());
- content.append(name.getBytes()).append(" CS ").append(tint).append(" SCN").append_i(separator);
- }
-
- /** Sets the fill color to a pattern. The pattern can be
- * colored or uncolored.
- * @param p the pattern
- */
- public void setPatternFill(PdfPatternPainter p) {
- if (p.isStencil()) {
- setPatternFill(p, p.getDefaultColor());
- return;
- }
- checkWriter();
- PageResources prs = getPageResources();
- PdfName name = writer.addSimplePattern(p);
- name = prs.addPattern(name, p.getIndirectReference());
- content.append(PdfName.PATTERN.getBytes()).append(" cs ").append(name.getBytes()).append(" scn").append_i(separator);
- }
-
- /** Outputs the color values to the content.
- * @param color The color
- * @param tint the tint if it is a spot color, ignored otherwise
- */
- void outputColorNumbers(Color color, float tint) {
- PdfWriter.checkPDFXConformance(writer, PdfWriter.PDFXKEY_COLOR, color);
- int type = ExtendedColor.getType(color);
- switch (type) {
- case ExtendedColor.TYPE_RGB:
- content.append((float)(color.getRed()) / 0xFF);
- content.append(' ');
- content.append((float)(color.getGreen()) / 0xFF);
- content.append(' ');
- content.append((float)(color.getBlue()) / 0xFF);
- break;
- case ExtendedColor.TYPE_GRAY:
- content.append(((GrayColor)color).getGray());
- break;
- case ExtendedColor.TYPE_CMYK: {
- CMYKColor cmyk = (CMYKColor)color;
- content.append(cmyk.getCyan()).append(' ').append(cmyk.getMagenta());
- content.append(' ').append(cmyk.getYellow()).append(' ').append(cmyk.getBlack());
- break;
- }
- case ExtendedColor.TYPE_SEPARATION:
- content.append(tint);
- break;
- default:
- throw new RuntimeException("Invalid color type.");
- }
- }
-
- /** Sets the fill color to an uncolored pattern.
- * @param p the pattern
- * @param color the color of the pattern
- */
- public void setPatternFill(PdfPatternPainter p, Color color) {
- if (ExtendedColor.getType(color) == ExtendedColor.TYPE_SEPARATION)
- setPatternFill(p, color, ((SpotColor)color).getTint());
- else
- setPatternFill(p, color, 0);
- }
-
- /** Sets the fill color to an uncolored pattern.
- * @param p the pattern
- * @param color the color of the pattern
- * @param tint the tint if the color is a spot color, ignored otherwise
- */
- public void setPatternFill(PdfPatternPainter p, Color color, float tint) {
- checkWriter();
- if (!p.isStencil())
- throw new RuntimeException("An uncolored pattern was expected.");
- PageResources prs = getPageResources();
- PdfName name = writer.addSimplePattern(p);
- name = prs.addPattern(name, p.getIndirectReference());
- ColorDetails csDetail = writer.addSimplePatternColorspace(color);
- PdfName cName = prs.addColor(csDetail.getColorName(), csDetail.getIndirectReference());
- content.append(cName.getBytes()).append(" cs").append_i(separator);
- outputColorNumbers(color, tint);
- content.append(' ').append(name.getBytes()).append(" scn").append_i(separator);
- }
-
- /** Sets the stroke color to an uncolored pattern.
- * @param p the pattern
- * @param color the color of the pattern
- */
- public void setPatternStroke(PdfPatternPainter p, Color color) {
- if (ExtendedColor.getType(color) == ExtendedColor.TYPE_SEPARATION)
- setPatternStroke(p, color, ((SpotColor)color).getTint());
- else
- setPatternStroke(p, color, 0);
- }
-
- /** Sets the stroke color to an uncolored pattern.
- * @param p the pattern
- * @param color the color of the pattern
- * @param tint the tint if the color is a spot color, ignored otherwise
- */
- public void setPatternStroke(PdfPatternPainter p, Color color, float tint) {
- checkWriter();
- if (!p.isStencil())
- throw new RuntimeException("An uncolored pattern was expected.");
- PageResources prs = getPageResources();
- PdfName name = writer.addSimplePattern(p);
- name = prs.addPattern(name, p.getIndirectReference());
- ColorDetails csDetail = writer.addSimplePatternColorspace(color);
- PdfName cName = prs.addColor(csDetail.getColorName(), csDetail.getIndirectReference());
- content.append(cName.getBytes()).append(" CS").append_i(separator);
- outputColorNumbers(color, tint);
- content.append(' ').append(name.getBytes()).append(" SCN").append_i(separator);
- }
-
- /** Sets the stroke color to a pattern. The pattern can be
- * colored or uncolored.
- * @param p the pattern
- */
- public void setPatternStroke(PdfPatternPainter p) {
- if (p.isStencil()) {
- setPatternStroke(p, p.getDefaultColor());
- return;
- }
- checkWriter();
- PageResources prs = getPageResources();
- PdfName name = writer.addSimplePattern(p);
- name = prs.addPattern(name, p.getIndirectReference());
- content.append(PdfName.PATTERN.getBytes()).append(" CS ").append(name.getBytes()).append(" SCN").append_i(separator);
- }
-
- /**
- * Paints using a shading object.
- * @param shading the shading object
- */
- public void paintShading(PdfShading shading) {
- writer.addSimpleShading(shading);
- PageResources prs = getPageResources();
- PdfName name = prs.addShading(shading.getShadingName(), shading.getShadingReference());
- content.append(name.getBytes()).append(" sh").append_i(separator);
- ColorDetails details = shading.getColorDetails();
- if (details != null)
- prs.addColor(details.getColorName(), details.getIndirectReference());
- }
-
- /**
- * Paints using a shading pattern.
- * @param shading the shading pattern
- */
- public void paintShading(PdfShadingPattern shading) {
- paintShading(shading.getShading());
- }
-
- /**
- * Sets the shading fill pattern.
- * @param shading the shading pattern
- */
- public void setShadingFill(PdfShadingPattern shading) {
- writer.addSimpleShadingPattern(shading);
- PageResources prs = getPageResources();
- PdfName name = prs.addPattern(shading.getPatternName(), shading.getPatternReference());
- content.append(PdfName.PATTERN.getBytes()).append(" cs ").append(name.getBytes()).append(" scn").append_i(separator);
- ColorDetails details = shading.getColorDetails();
- if (details != null)
- prs.addColor(details.getColorName(), details.getIndirectReference());
- }
-
- /**
- * Sets the shading stroke pattern
- * @param shading the shading pattern
- */
- public void setShadingStroke(PdfShadingPattern shading) {
- writer.addSimpleShadingPattern(shading);
- PageResources prs = getPageResources();
- PdfName name = prs.addPattern(shading.getPatternName(), shading.getPatternReference());
- content.append(PdfName.PATTERN.getBytes()).append(" CS ").append(name.getBytes()).append(" SCN").append_i(separator);
- ColorDetails details = shading.getColorDetails();
- if (details != null)
- prs.addColor(details.getColorName(), details.getIndirectReference());
- }
-
- /** Check if we have a valid PdfWriter.
- *
- */
- protected void checkWriter() {
- if (writer == null)
- throw new NullPointerException("The writer in PdfContentByte is null.");
- }
-
- /**
- * Show an array of text.
- * @param text array of text
- */
- public void showText(PdfTextArray text) {
- if (state.fontDetails == null)
- throw new NullPointerException("Font and size must be set before writing any text");
- content.append("[");
- ArrayList arrayList = text.getArrayList();
- boolean lastWasNumber = false;
- for (int k = 0; k < arrayList.size(); ++k) {
- Object obj = arrayList.get(k);
- if (obj instanceof String) {
- showText2((String)obj);
- lastWasNumber = false;
- }
- else {
- if (lastWasNumber)
- content.append(' ');
- else
- lastWasNumber = true;
- content.append(((Float)obj).floatValue());
- }
- }
- content.append("]TJ").append_i(separator);
- }
-
- /**
- * Gets the <CODE>PdfWriter</CODE> in use by this object.
- * @return the <CODE>PdfWriter</CODE> in use by this object
- */
- public PdfWriter getPdfWriter() {
- return writer;
- }
-
- /**
- * Gets the <CODE>PdfDocument</CODE> in use by this object.
- * @return the <CODE>PdfDocument</CODE> in use by this object
- */
- public PdfDocument getPdfDocument() {
- return pdf;
- }
-
- /**
- * Implements a link to other part of the document. The jump will
- * be made to a local destination with the same name, that must exist.
- * @param name the name for this link
- * @param llx the lower left x corner of the activation area
- * @param lly the lower left y corner of the activation area
- * @param urx the upper right x corner of the activation area
- * @param ury the upper right y corner of the activation area
- */
- public void localGoto(String name, float llx, float lly, float urx, float ury) {
- pdf.localGoto(name, llx, lly, urx, ury);
- }
-
- /**
- * The local destination to where a local goto with the same
- * name will jump.
- * @param name the name of this local destination
- * @param destination the <CODE>PdfDestination</CODE> with the jump coordinates
- * @return <CODE>true</CODE> if the local destination was added,
- * <CODE>false</CODE> if a local destination with the same name
- * already exists
- */
- public boolean localDestination(String name, PdfDestination destination) {
- return pdf.localDestination(name, destination);
- }
-
- /**
- * Gets a duplicate of this <CODE>PdfContentByte</CODE>. All
- * the members are copied by reference but the buffer stays different.
- *
- * @return a copy of this <CODE>PdfContentByte</CODE>
- */
- public PdfContentByte getDuplicate() {
- return new PdfContentByte(writer);
- }
-
- /**
- * Implements a link to another document.
- * @param filename the filename for the remote document
- * @param name the name to jump to
- * @param llx the lower left x corner of the activation area
- * @param lly the lower left y corner of the activation area
- * @param urx the upper right x corner of the activation area
- * @param ury the upper right y corner of the activation area
- */
- public void remoteGoto(String filename, String name, float llx, float lly, float urx, float ury) {
- pdf.remoteGoto(filename, name, llx, lly, urx, ury);
- }
-
- /**
- * Implements a link to another document.
- * @param filename the filename for the remote document
- * @param page the page to jump to
- * @param llx the lower left x corner of the activation area
- * @param lly the lower left y corner of the activation area
- * @param urx the upper right x corner of the activation area
- * @param ury the upper right y corner of the activation area
- */
- public void remoteGoto(String filename, int page, float llx, float lly, float urx, float ury) {
- pdf.remoteGoto(filename, page, llx, lly, urx, ury);
- }
- /**
- * Adds a round rectangle to the current path.
- *
- * @param x x-coordinate of the starting point
- * @param y y-coordinate of the starting point
- * @param w width
- * @param h height
- * @param r radius of the arc corner
- */
- public void roundRectangle(float x, float y, float w, float h, float r) {
- if (w < 0) {
- x += w;
- w = -w;
- }
- if (h < 0) {
- y += h;
- h = -h;
- }
- if (r < 0)
- r = -r;
- float b = 0.4477f;
- moveTo(x + r, y);
- lineTo(x + w - r, y);
- curveTo(x + w - r * b, y, x + w, y + r * b, x + w, y + r);
- lineTo(x + w, y + h - r);
- curveTo(x + w, y + h - r * b, x + w - r * b, y + h, x + w - r, y + h);
- lineTo(x + r, y + h);
- curveTo(x + r * b, y + h, x, y + h - r * b, x, y + h - r);
- lineTo(x, y + r);
- curveTo(x, y + r * b, x + r * b, y, x + r, y);
- }
-
- /** Implements an action in an area.
- * @param action the <CODE>PdfAction</CODE>
- * @param llx the lower left x corner of the activation area
- * @param lly the lower left y corner of the activation area
- * @param urx the upper right x corner of the activation area
- * @param ury the upper right y corner of the activation area
- */
- public void setAction(PdfAction action, float llx, float lly, float urx, float ury) {
- pdf.setAction(action, llx, lly, urx, ury);
- }
-
- /** Outputs a <CODE>String</CODE> directly to the content.
- * @param s the <CODE>String</CODE>
- */
- public void setLiteral(String s) {
- content.append(s);
- }
-
- /** Outputs a <CODE>char</CODE> directly to the content.
- * @param c the <CODE>char</CODE>
- */
- public void setLiteral(char c) {
- content.append(c);
- }
-
- /** Outputs a <CODE>float</CODE> directly to the content.
- * @param n the <CODE>float</CODE>
- */
- public void setLiteral(float n) {
- content.append(n);
- }
-
- /** Throws an error if it is a pattern.
- * @param t the object to check
- */
- void checkNoPattern(PdfTemplate t) {
- if (t.getType() == PdfTemplate.TYPE_PATTERN)
- throw new RuntimeException("Invalid use of a pattern. A template was expected.");
- }
-
- /**
- * Draws a TextField.
- * @param llx
- * @param lly
- * @param urx
- * @param ury
- * @param on
- */
- public void drawRadioField(float llx, float lly, float urx, float ury, boolean on) {
- if (llx > urx) { float x = llx; llx = urx; urx = x; }
- if (lly > ury) { float y = lly; lly = ury; ury = y; }
- // silver circle
- setLineWidth(1);
- setLineCap(1);
- setColorStroke(new Color(0xC0, 0xC0, 0xC0));
- arc(llx + 1f, lly + 1f, urx - 1f, ury - 1f, 0f, 360f);
- stroke();
- // gray circle-segment
- setLineWidth(1);
- setLineCap(1);
- setColorStroke(new Color(0xA0, 0xA0, 0xA0));
- arc(llx + 0.5f, lly + 0.5f, urx - 0.5f, ury - 0.5f, 45, 180);
- stroke();
- // black circle-segment
- setLineWidth(1);
- setLineCap(1);
- setColorStroke(new Color(0x00, 0x00, 0x00));
- arc(llx + 1.5f, lly + 1.5f, urx - 1.5f, ury - 1.5f, 45, 180);
- stroke();
- if (on) {
- // gray circle
- setLineWidth(1);
- setLineCap(1);
- setColorFill(new Color(0x00, 0x00, 0x00));
- arc(llx + 4f, lly + 4f, urx - 4f, ury - 4f, 0, 360);
- fill();
- }
- }
-
- /**
- * Draws a TextField.
- * @param llx
- * @param lly
- * @param urx
- * @param ury
- */
- public void drawTextField(float llx, float lly, float urx, float ury) {
- if (llx > urx) { float x = llx; llx = urx; urx = x; }
- if (lly > ury) { float y = lly; lly = ury; ury = y; }
- // silver rectangle not filled
- setColorStroke(new Color(0xC0, 0xC0, 0xC0));
- setLineWidth(1);
- setLineCap(0);
- rectangle(llx, lly, urx - llx, ury - lly);
- stroke();
- // white rectangle filled
- setLineWidth(1);
- setLineCap(0);
- setColorFill(new Color(0xFF, 0xFF, 0xFF));
- rectangle(llx + 0.5f, lly + 0.5f, urx - llx - 1f, ury -lly - 1f);
- fill();
- // silver lines
- setColorStroke(new Color(0xC0, 0xC0, 0xC0));
- setLineWidth(1);
- setLineCap(0);
- moveTo(llx + 1f, lly + 1.5f);
- lineTo(urx - 1.5f, lly + 1.5f);
- lineTo(urx - 1.5f, ury - 1f);
- stroke();
- // gray lines
- setColorStroke(new Color(0xA0, 0xA0, 0xA0));
- setLineWidth(1);
- setLineCap(0);
- moveTo(llx + 1f, lly + 1);
- lineTo(llx + 1f, ury - 1f);
- lineTo(urx - 1f, ury - 1f);
- stroke();
- // black lines
- setColorStroke(new Color(0x00, 0x00, 0x00));
- setLineWidth(1);
- setLineCap(0);
- moveTo(llx + 2f, lly + 2f);
- lineTo(llx + 2f, ury - 2f);
- lineTo(urx - 2f, ury - 2f);
- stroke();
- }
-
- /**
- * Draws a button.
- * @param llx
- * @param lly
- * @param urx
- * @param ury
- * @param text
- * @param bf
- * @param size
- */
- public void drawButton(float llx, float lly, float urx, float ury, String text, BaseFont bf, float size) {
- if (llx > urx) { float x = llx; llx = urx; urx = x; }
- if (lly > ury) { float y = lly; lly = ury; ury = y; }
- // black rectangle not filled
- setColorStroke(new Color(0x00, 0x00, 0x00));
- setLineWidth(1);
- setLineCap(0);
- rectangle(llx, lly, urx - llx, ury - lly);
- stroke();
- // silver rectangle filled
- setLineWidth(1);
- setLineCap(0);
- setColorFill(new Color(0xC0, 0xC0, 0xC0));
- rectangle(llx + 0.5f, lly + 0.5f, urx - llx - 1f, ury -lly - 1f);
- fill();
- // white lines
- setColorStroke(new Color(0xFF, 0xFF, 0xFF));
- setLineWidth(1);
- setLineCap(0);
- moveTo(llx + 1f, lly + 1f);
- lineTo(llx + 1f, ury - 1f);
- lineTo(urx - 1f, ury - 1f);
- stroke();
- // dark grey lines
- setColorStroke(new Color(0xA0, 0xA0, 0xA0));
- setLineWidth(1);
- setLineCap(0);
- moveTo(llx + 1f, lly + 1f);
- lineTo(urx - 1f, lly + 1f);
- lineTo(urx - 1f, ury - 1f);
- stroke();
- // text
- resetRGBColorFill();
- beginText();
- setFontAndSize(bf, size);
- showTextAligned(PdfContentByte.ALIGN_CENTER, text, llx + (urx - llx) / 2, lly + (ury - lly - size) / 2, 0);
- endText();
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to write on. The graphics
- * are translated to PDF commands as shapes. No PDF fonts will appear.
- * @param width the width of the panel
- * @param height the height of the panel
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createGraphicsShapes(float width, float height) {
- return new PdfGraphics2D(this, width, height, null, true, false, 0);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands as shapes. No PDF fonts will appear.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param printerJob a printer job
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createPrinterGraphicsShapes(float width, float height, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, null, true, false, 0, printerJob);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to write on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createGraphics(float width, float height) {
- return new PdfGraphics2D(this, width, height, null, false, false, 0);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param printerJob
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createPrinterGraphics(float width, float height, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, null, false, false, 0, printerJob);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to write on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param convertImagesToJPEG
- * @param quality
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createGraphics(float width, float height, boolean convertImagesToJPEG, float quality) {
- return new PdfGraphics2D(this, width, height, null, false, convertImagesToJPEG, quality);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param convertImagesToJPEG
- * @param quality
- * @param printerJob
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createPrinterGraphics(float width, float height, boolean convertImagesToJPEG, float quality, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, null, false, convertImagesToJPEG, quality, printerJob);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width
- * @param height
- * @param convertImagesToJPEG
- * @param quality
- * @return A Graphics2D object
- */
- public java.awt.Graphics2D createGraphicsShapes(float width, float height, boolean convertImagesToJPEG, float quality) {
- return new PdfGraphics2D(this, width, height, null, true, convertImagesToJPEG, quality);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width
- * @param height
- * @param convertImagesToJPEG
- * @param quality
- * @param printerJob
- * @return a Graphics2D object
- */
- public java.awt.Graphics2D createPrinterGraphicsShapes(float width, float height, boolean convertImagesToJPEG, float quality, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, null, true, convertImagesToJPEG, quality, printerJob);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to write on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param fontMapper the mapping from awt fonts to <CODE>BaseFont</CODE>
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createGraphics(float width, float height, FontMapper fontMapper) {
- return new PdfGraphics2D(this, width, height, fontMapper, false, false, 0);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param fontMapper the mapping from awt fonts to <CODE>BaseFont</CODE>
- * @param printerJob a printer job
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createPrinterGraphics(float width, float height, FontMapper fontMapper, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, fontMapper, false, false, 0, printerJob);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to write on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param fontMapper the mapping from awt fonts to <CODE>BaseFont</CODE>
- * @param convertImagesToJPEG converts awt images to jpeg before inserting in pdf
- * @param quality the quality of the jpeg
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createGraphics(float width, float height, FontMapper fontMapper, boolean convertImagesToJPEG, float quality) {
- return new PdfGraphics2D(this, width, height, fontMapper, false, convertImagesToJPEG, quality);
- }
-
- /** Gets a <CODE>Graphics2D</CODE> to print on. The graphics
- * are translated to PDF commands.
- * @param width the width of the panel
- * @param height the height of the panel
- * @param fontMapper the mapping from awt fonts to <CODE>BaseFont</CODE>
- * @param convertImagesToJPEG converts awt images to jpeg before inserting in pdf
- * @param quality the quality of the jpeg
- * @param printerJob a printer job
- * @return a <CODE>Graphics2D</CODE>
- */
- public java.awt.Graphics2D createPrinterGraphics(float width, float height, FontMapper fontMapper, boolean convertImagesToJPEG, float quality, PrinterJob printerJob) {
- return new PdfPrinterGraphics2D(this, width, height, fontMapper, false, convertImagesToJPEG, quality, printerJob);
- }
-
- PageResources getPageResources() {
- return pdf.getPageResources();
- }
-
- /** Sets the graphic state
- * @param gstate the graphic state
- */
- public void setGState(PdfGState gstate) {
- PdfObject obj[] = writer.addSimpleExtGState(gstate);
- PageResources prs = getPageResources();
- PdfName name = prs.addExtGState((PdfName)obj[0], (PdfIndirectReference)obj[1]);
- content.append(name.getBytes()).append(" gs").append_i(separator);
- }
-
- /**
- * Begins a graphic block whose visibility is controled by the <CODE>layer</CODE>.
- * Blocks can be nested. Each block must be terminated by an {@link #endLayer()}.<p>
- * Note that nested layers with {@link PdfLayer#addChild(PdfLayer)} only require a single
- * call to this method and a single call to {@link #endLayer()}; all the nesting control
- * is built in.
- * @param layer the layer
- */
- public void beginLayer(PdfOCG layer) {
- if ((layer instanceof PdfLayer) && ((PdfLayer)layer).getTitle() != null)
- throw new IllegalArgumentException("A title is not a layer");
- if (layerDepth == null)
- layerDepth = new ArrayList();
- if (layer instanceof PdfLayerMembership) {
- layerDepth.add(new Integer(1));
- beginLayer2(layer);
- return;
- }
- int n = 0;
- PdfLayer la = (PdfLayer)layer;
- while (la != null) {
- if (la.getTitle() == null) {
- beginLayer2(la);
- ++n;
- }
- la = la.getParent();
- }
- layerDepth.add(new Integer(n));
- }
-
- private void beginLayer2(PdfOCG layer) {
- PdfName name = (PdfName)writer.addSimpleProperty(layer, layer.getRef())[0];
- PageResources prs = getPageResources();
- name = prs.addProperty(name, layer.getRef());
- content.append("/OC ").append(name.getBytes()).append(" BDC").append_i(separator);
- }
-
- /**
- * Ends a layer controled graphic block. It will end the most recent open block.
- */
- public void endLayer() {
- int n = 1;
- if (layerDepth != null && layerDepth.size() > 0) {
- n = ((Integer)layerDepth.get(layerDepth.size() - 1)).intValue();
- layerDepth.remove(layerDepth.size() - 1);
- }
- while (n-- > 0)
- content.append("EMC").append_i(separator);
- }
-
- /** Concatenates a transformation to the current transformation
- * matrix.
- * @param af the transformation
- */
- public void transform(AffineTransform af) {
- double arr[] = new double[6];
- af.getMatrix(arr);
- content.append(arr[0]).append(' ').append(arr[1]).append(' ').append(arr[2]).append(' ');
- content.append(arr[3]).append(' ').append(arr[4]).append(' ').append(arr[5]).append(" cm").append_i(separator);
- }
-
- void addAnnotation(PdfAnnotation annot) {
- writer.addAnnotation(annot);
- }
-
- /**
- * Sets the default colorspace.
- * @param name the name of the colorspace. It can be <CODE>PdfName.DEFAULTGRAY</CODE>, <CODE>PdfName.DEFAULTRGB</CODE>
- * or <CODE>PdfName.DEFAULTCMYK</CODE>
- * @param obj the colorspace. A <CODE>null</CODE> or <CODE>PdfNull</CODE> removes any colorspace with the same name
- */
- public void setDefaultColorspace(PdfName name, PdfObject obj) {
- PageResources prs = getPageResources();
- prs.addDefaultColor(name, obj);
- }
-
- /**
- * Begins a marked content sequence. This sequence will be tagged with the structure <CODE>struc</CODE>.
- * The same structure can be used several times to connect text that belongs to the same logical segment
- * but is in a different location, like the same paragraph crossing to another page, for example.
- * @param struc the tagging structure
- */
- public void beginMarkedContentSequence(PdfStructureElement struc) {
- PdfObject obj = struc.get(PdfName.K);
- int mark = pdf.getMarkPoint();
- if (obj != null) {
- PdfArray ar = null;
- if (obj.isNumber()) {
- ar = new PdfArray();
- ar.add(obj);
- struc.put(PdfName.K, ar);
- }
- else if (obj.isArray()) {
- ar = (PdfArray)obj;
- if (!((PdfObject)ar.getArrayList().get(0)).isNumber())
- throw new IllegalArgumentException("The structure has kids.");
- }
- else
- throw new IllegalArgumentException("Unknown object at /K " + obj.getClass().toString());
- PdfDictionary dic = new PdfDictionary(PdfName.MCR);
- dic.put(PdfName.PG, writer.getCurrentPage());
- dic.put(PdfName.MCID, new PdfNumber(mark));
- ar.add(dic);
- struc.setPageMark(writer.getPageNumber() - 1, -1);
- }
- else {
- struc.setPageMark(writer.getPageNumber() - 1, mark);
- struc.put(PdfName.PG, writer.getCurrentPage());
- }
- pdf.incMarkPoint();
- content.append(struc.get(PdfName.S).getBytes()).append(" <</MCID ").append(mark).append(">> BDC").append_i(separator);
- }
-
- /**
- * Ends a marked content sequence
- */
- public void endMarkedContentSequence() {
- content.append("EMC").append_i(separator);
- }
-
- /**
- * Begins a marked content sequence. If property is <CODE>null</CODE> the mark will be of the type
- * <CODE>BMC</CODE> otherwise it will be <CODE>BDC</CODE>.
- * @param tag the tag
- * @param property the property
- * @param inline <CODE>true</CODE> to include the property in the content or <CODE>false</CODE>
- * to include the property in the resource dictionary with the possibility of reusing
- */
- public void beginMarkedContentSequence(PdfName tag, PdfDictionary property, boolean inline) {
- if (property == null) {
- content.append(tag.getBytes()).append(" BMC").append_i(separator);
- return;
- }
- content.append(tag.getBytes()).append(' ');
- if (inline)
- try {
- property.toPdf(writer, content);
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- else {
- PdfObject[] objs;
- if (writer.propertyExists(property))
- objs = writer.addSimpleProperty(property, null);
- else
- objs = writer.addSimpleProperty(property, writer.getPdfIndirectReference());
- PdfName name = (PdfName)objs[0];
- PageResources prs = getPageResources();
- name = prs.addProperty(name, (PdfIndirectReference)objs[1]);
- content.append(name.getBytes());
- }
- content.append(" BDC").append_i(separator);
- }
-
- /**
- * This is just a shorthand to <CODE>beginMarkedContentSequence(tag, null, false)</CODE>.
- * @param tag the tag
- */
- public void beginMarkedContentSequence(PdfName tag) {
- beginMarkedContentSequence(tag, null, false);
- }
-}
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