diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/PdfLine.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/PdfLine.java | 477 |
1 files changed, 0 insertions, 477 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/PdfLine.java b/src/main/java/com/lowagie/text/pdf/PdfLine.java deleted file mode 100644 index 8ccd84a..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfLine.java +++ /dev/null @@ -1,477 +0,0 @@ -/*
- * $Id: PdfLine.java,v 1.66 2006/01/18 20:35:48 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.util.ArrayList;
-import java.util.Iterator;
-
-import com.lowagie.text.Element;
-import com.lowagie.text.ListItem;
-import com.lowagie.text.Chunk;
-
-/**
- * <CODE>PdfLine</CODE> defines an array with <CODE>PdfChunk</CODE>-objects
- * that fit into 1 line.
- */
-
-public class PdfLine {
-
- // membervariables
-
- /** The arraylist containing the chunks. */
- protected ArrayList line;
-
- /** The left indentation of the line. */
- protected float left;
-
- /** The width of the line. */
- protected float width;
-
- /** The alignment of the line. */
- protected int alignment;
-
- /** The heigth of the line. */
- protected float height;
-
- /** The listsymbol (if necessary). */
- protected Chunk listSymbol = null;
-
- /** The listsymbol (if necessary). */
- protected float symbolIndent;
-
- /** <CODE>true</CODE> if the chunk splitting was caused by a newline. */
- protected boolean newlineSplit = false;
-
- /** The original width. */
- protected float originalWidth;
-
- protected boolean isRTL = false;
-
- // constructors
-
- /**
- * Constructs a new <CODE>PdfLine</CODE>-object.
- *
- * @param left the limit of the line at the left
- * @param right the limit of the line at the right
- * @param alignment the alignment of the line
- * @param height the height of the line
- */
-
- PdfLine(float left, float right, int alignment, float height) {
- this.left = left;
- this.width = right - left;
- this.originalWidth = this.width;
- this.alignment = alignment;
- this.height = height;
- this.line = new ArrayList();
- }
-
- PdfLine(float left, float remainingWidth, int alignment, boolean newlineSplit, ArrayList line, boolean isRTL) {
- this.left = left;
- this.width = remainingWidth;
- this.alignment = alignment;
- this.line = line;
- this.newlineSplit = newlineSplit;
- this.isRTL = isRTL;
- }
-
- // methods
-
- /**
- * Adds a <CODE>PdfChunk</CODE> to the <CODE>PdfLine</CODE>.
- *
- * @param chunk the <CODE>PdfChunk</CODE> to add
- * @return <CODE>null</CODE> if the chunk could be added completely; if not
- * a <CODE>PdfChunk</CODE> containing the part of the chunk that could
- * not be added is returned
- */
-
- PdfChunk add(PdfChunk chunk) {
- // nothing happens if the chunk is null.
- if (chunk == null || chunk.toString().equals("")) {
- return null;
- }
-
- // we split the chunk to be added
- PdfChunk overflow = chunk.split(width);
- newlineSplit = (chunk.isNewlineSplit() || overflow == null);
- // if (chunk.isNewlineSplit() && alignment == Element.ALIGN_JUSTIFIED)
- // alignment = Element.ALIGN_LEFT;
-
-
- // if the length of the chunk > 0 we add it to the line
- if (chunk.length() > 0) {
- if (overflow != null)
- chunk.trimLastSpace();
- width -= chunk.width();
- line.add(chunk);
- }
-
- // if the length == 0 and there were no other chunks added to the line yet,
- // we risk to end up in an endless loop trying endlessly to add the same chunk
- else if (line.size() < 1) {
- chunk = overflow;
- overflow = chunk.truncate(width);
- width -= chunk.width();
- if (chunk.length() > 0) {
- line.add(chunk);
- return overflow;
- }
- // if the chunck couldn't even be truncated, we add everything, so be it
- else {
- if (overflow != null)
- line.add(overflow);
- return null;
- }
- }
- else {
- width += ((PdfChunk)(line.get(line.size() - 1))).trimLastSpace();
- }
- return overflow;
- }
-
- // methods to retrieve information
-
- /**
- * Returns the number of chunks in the line.
- *
- * @return a value
- */
-
- public int size() {
- return line.size();
- }
-
- /**
- * Returns an iterator of <CODE>PdfChunk</CODE>s.
- *
- * @return an <CODE>Iterator</CODE>
- */
-
- public Iterator iterator() {
- return line.iterator();
- }
-
- /**
- * Returns the height of the line.
- *
- * @return a value
- */
-
- float height() {
- return height;
- }
-
- /**
- * Returns the left indentation of the line taking the alignment of the line into account.
- *
- * @return a value
- */
-
- float indentLeft() {
- if (isRTL) {
- switch (alignment) {
- case Element.ALIGN_LEFT:
- return left + width;
- case Element.ALIGN_CENTER:
- return left + (width / 2f);
- default:
- return left;
- }
- }
- else {
- switch (alignment) {
- case Element.ALIGN_RIGHT:
- return left + width;
- case Element.ALIGN_CENTER:
- return left + (width / 2f);
- default:
- return left;
- }
- }
- }
-
- /**
- * Checks if this line has to be justified.
- *
- * @return <CODE>true</CODE> if the alignment equals <VAR>ALIGN_JUSTIFIED</VAR> and there is some width left.
- */
-
- public boolean hasToBeJustified() {
- return ((alignment == Element.ALIGN_JUSTIFIED || alignment == Element.ALIGN_JUSTIFIED_ALL) && width != 0);
- }
-
- /**
- * Resets the alignment of this line.
- * <P>
- * The alignment of the last line of for instance a <CODE>Paragraph</CODE>
- * that has to be justified, has to be reset to <VAR>ALIGN_LEFT</VAR>.
- */
-
- public void resetAlignment() {
- if (alignment == Element.ALIGN_JUSTIFIED) {
- alignment = Element.ALIGN_LEFT;
- }
- }
-
- /**
- * Returns the width that is left, after a maximum of characters is added to the line.
- *
- * @return a value
- */
-
- float widthLeft() {
- return width;
- }
-
- /**
- * Returns the number of space-characters in this line.
- *
- * @return a value
- */
-
- int numberOfSpaces() {
- String string = toString();
- int length = string.length();
- int numberOfSpaces = 0;
- for (int i = 0; i < length; i++) {
- if (string.charAt(i) == ' ') {
- numberOfSpaces++;
- }
- }
- return numberOfSpaces;
- }
-
- /**
- * Sets the listsymbol of this line.
- * <P>
- * This is only necessary for the first line of a <CODE>ListItem</CODE>.
- *
- * @param listItem the list symbol
- */
-
- public void setListItem(ListItem listItem) {
- this.listSymbol = listItem.listSymbol();
- this.symbolIndent = listItem.indentationLeft();
- }
-
- /**
- * Returns the listsymbol of this line.
- *
- * @return a <CODE>PdfChunk</CODE> if the line has a listsymbol; <CODE>null</CODE> otherwise
- */
-
- public Chunk listSymbol() {
- return listSymbol;
- }
-
- /**
- * Return the indentation needed to show the listsymbol.
- *
- * @return a value
- */
-
- public float listIndent() {
- return symbolIndent;
- }
-
- /**
- * Get the string representation of what is in this line.
- *
- * @return a <CODE>String</CODE>
- */
-
- public String toString() {
- StringBuffer tmp = new StringBuffer();
- for (Iterator i = line.iterator(); i.hasNext(); ) {
- tmp.append(((PdfChunk) i.next()).toString());
- }
- return tmp.toString();
- }
-
- /**
- * Checks if a newline caused the line split.
- * @return <CODE>true</CODE> if a newline caused the line split
- */
- public boolean isNewlineSplit() {
- return newlineSplit && (alignment != Element.ALIGN_JUSTIFIED_ALL);
- }
-
- /**
- * Gets the index of the last <CODE>PdfChunk</CODE> with metric attributes
- * @return the last <CODE>PdfChunk</CODE> with metric attributes
- */
- public int getLastStrokeChunk() {
- int lastIdx = line.size() - 1;
- for (; lastIdx >= 0; --lastIdx) {
- PdfChunk chunk = (PdfChunk)line.get(lastIdx);
- if (chunk.isStroked())
- break;
- }
- return lastIdx;
- }
-
- /**
- * Gets a <CODE>PdfChunk</CODE> by index.
- * @param idx the index
- * @return the <CODE>PdfChunk</CODE> or null if beyond the array
- */
- public PdfChunk getChunk(int idx) {
- if (idx < 0 || idx >= line.size())
- return null;
- return (PdfChunk)line.get(idx);
- }
-
- /**
- * Gets the original width of the line.
- * @return the original width of the line
- */
- public float getOriginalWidth() {
- return originalWidth;
- }
-
- /**
- * Gets the maximum size of all the fonts used in this line
- * including images (if there are images in the line and if
- * the leading has to be changed).
- * @return maximum size of all the fonts used in this line
- */
- float getMaxSize() {
- float maxSize = 0;
- for (int k = 0; k < line.size(); ++k) {
- PdfChunk chunk = (PdfChunk)line.get(k);
- if (!chunk.isImage() || !chunk.changeLeading()) {
- maxSize = Math.max(chunk.font().size(), maxSize);
- }
- else {
- maxSize = Math.max(chunk.getImage().scaledHeight() + chunk.getImageOffsetY() , maxSize);
- }
- }
- return maxSize;
- }
-
- /**
- * Gets the maximum size of all the fonts used in this line
- * including images.
- * @return maximum size of all the fonts used in this line
- */
- float getMaxSizeSimple() {
- float maxSize = 0;
- for (int k = 0; k < line.size(); ++k) {
- PdfChunk chunk = (PdfChunk)line.get(k);
- if (!chunk.isImage()) {
- maxSize = Math.max(chunk.font().size(), maxSize);
- }
- else {
- maxSize = Math.max(chunk.getImage().scaledHeight() + chunk.getImageOffsetY() , maxSize);
- }
- }
- return maxSize;
- }
-
- boolean isRTL() {
- return isRTL;
- }
-
- /**
- * Gets a width corrected with a charSpacing and wordSpacing.
- * @param charSpacing
- * @param wordSpacing
- * @return a corrected width
- */
- public float getWidthCorrected(float charSpacing, float wordSpacing) {
- float total = 0;
- for (int k = 0; k < line.size(); ++k) {
- PdfChunk ck = (PdfChunk)line.get(k);
- total += ck.getWidthCorrected(charSpacing, wordSpacing);
- }
- return total;
- }
-
-/**
- * Gets the maximum size of the ascender for all the fonts used
- * in this line.
- * @return maximum size of all the ascenders used in this line
- */
- public float getAscender() {
- float ascender = 0;
- for (int k = 0; k < line.size(); ++k) {
- PdfChunk ck = (PdfChunk)line.get(k);
- if (ck.isImage())
- ascender = Math.max(ascender, ck.getImage().scaledHeight() + ck.getImageOffsetY());
- else {
- PdfFont font = ck.font();
- ascender = Math.max(ascender, font.getFont().getFontDescriptor(BaseFont.ASCENT, font.size()));
- }
- }
- return ascender;
- }
-
-/**
- * Gets the biggest descender for all the fonts used
- * in this line. Note that this is a negative number.
- * @return maximum size of all the ascenders used in this line
- */
- public float getDescender() {
- float descender = 0;
- for (int k = 0; k < line.size(); ++k) {
- PdfChunk ck = (PdfChunk)line.get(k);
- if (ck.isImage())
- descender = Math.min(descender, ck.getImageOffsetY());
- else {
- PdfFont font = ck.font();
- descender = Math.min(descender, font.getFont().getFontDescriptor(BaseFont.DESCENT, font.size()));
- }
- }
- return descender;
- }
-}
\ No newline at end of file |