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Diffstat (limited to 'src/main/java/com/lowagie/text/rtf/document/RtfPageSetting.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/rtf/document/RtfPageSetting.java | 435 |
1 files changed, 435 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/text/rtf/document/RtfPageSetting.java b/src/main/java/com/lowagie/text/rtf/document/RtfPageSetting.java new file mode 100644 index 0000000..fd456e4 --- /dev/null +++ b/src/main/java/com/lowagie/text/rtf/document/RtfPageSetting.java @@ -0,0 +1,435 @@ +/*
+ * $Id: RtfPageSetting.java,v 1.15 2005/02/23 16:57:45 hallm Exp $
+ * $Name: $
+ *
+ * Copyright 2003, 2004 by Mark Hall
+ *
+ * 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.rtf.document;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+import com.lowagie.text.PageSize;
+import com.lowagie.text.Rectangle;
+import com.lowagie.text.rtf.RtfElement;
+import com.lowagie.text.rtf.RtfExtendedElement;
+
+
+/**
+ * The RtfPageSetting stores the page size / page margins for a RtfDocument.
+ * INTERNAL CLASS - NOT TO BE USED DIRECTLY
+ *
+ * @version $Version:$
+ * @author Mark Hall (mhall@edu.uni-klu.ac.at)
+ */
+public class RtfPageSetting extends RtfElement implements RtfExtendedElement {
+
+ /**
+ * Constant for the page height
+ */
+ private static final byte[] PAGE_WIDTH = "\\paperw".getBytes();
+ /**
+ * Constant for the page width
+ */
+ private static final byte[] PAGE_HEIGHT = "\\paperh".getBytes();
+ /**
+ * Constant for the left margin
+ */
+ private static final byte[] MARGIN_LEFT = "\\margl".getBytes();
+ /**
+ * Constant for the right margin
+ */
+ private static final byte[] MARGIN_RIGHT = "\\margr".getBytes();
+ /**
+ * Constant for the top margin
+ */
+ private static final byte[] MARGIN_TOP = "\\margt".getBytes();
+ /**
+ * Constant for the bottom margin
+ */
+ private static final byte[] MARGIN_BOTTOM = "\\margb".getBytes();
+ /**
+ * Constant for landscape
+ */
+ private static final byte[] LANDSCAPE = "\\lndscpsxn".getBytes();
+ /**
+ * Constant for the section page width
+ */
+ private static final byte[] SECTION_PAGE_WIDTH = "\\pgwsxn".getBytes();
+ /**
+ * Constant for the section page height
+ */
+ private static final byte[] SECTION_PAGE_HEIGHT = "\\pghsxn".getBytes();
+ /**
+ * Constant for the section left margin
+ */
+ private static final byte[] SECTION_MARGIN_LEFT = "\\marglsxn".getBytes();
+ /**
+ * Constant for the section right margin
+ */
+ private static final byte[] SECTION_MARGIN_RIGHT = "\\margrsxn".getBytes();
+ /**
+ * Constant for the section top margin
+ */
+ private static final byte[] SECTION_MARGIN_TOP = "\\margtsxn".getBytes();
+ /**
+ * Constant for the section bottom margin
+ */
+ private static final byte[] SECTION_MARGIN_BOTTOM = "\\margbsxn".getBytes();
+
+ /**
+ * The page width to use
+ */
+ private int pageWidth = 11906;
+ /**
+ * The page height to use
+ */
+ private int pageHeight = 16840;
+ /**
+ * The left margin to use
+ */
+ private int marginLeft = 1800;
+ /**
+ * The right margin to use
+ */
+ private int marginRight = 1800;
+ /**
+ * The top margin to use
+ */
+ private int marginTop = 1440;
+ /**
+ * The bottom margin to use
+ */
+ private int marginBottom = 1440;
+ /**
+ * Whether the page is portrait or landscape
+ */
+ private boolean landscape = false;
+
+ /**
+ * Constructs a new RtfPageSetting object belonging to a RtfDocument.
+ *
+ * @param doc The RtfDocument this RtfPageSetting belongs to
+ */
+ public RtfPageSetting(RtfDocument doc) {
+ super(doc);
+ }
+
+ /**
+ * Writes the page size / page margin definition
+ *
+ * @return A byte array with the page size / page margin definition
+ */
+ public byte[] writeDefinition() {
+ ByteArrayOutputStream result = new ByteArrayOutputStream();
+ try {
+ result.write(PAGE_WIDTH);
+ result.write(intToByteArray(pageWidth));
+ result.write(PAGE_HEIGHT);
+ result.write(intToByteArray(pageHeight));
+ result.write(MARGIN_LEFT);
+ result.write(intToByteArray(marginLeft));
+ result.write(MARGIN_RIGHT);
+ result.write(intToByteArray(marginRight));
+ result.write(MARGIN_TOP);
+ result.write(intToByteArray(marginTop));
+ result.write(MARGIN_BOTTOM);
+ result.write(intToByteArray(marginBottom));
+ result.write((byte)'\n');
+ } catch(IOException ioe) {
+ ioe.printStackTrace();
+ }
+ return result.toByteArray();
+ }
+
+ /**
+ * Writes the definition part for a new section
+ *
+ * @return A byte array containing the definition for a new section
+ */
+ public byte[] writeSectionDefinition() {
+ ByteArrayOutputStream result = new ByteArrayOutputStream();
+ try {
+ if(landscape) {
+ result.write(LANDSCAPE);
+ result.write(SECTION_PAGE_WIDTH);
+ result.write(intToByteArray(pageWidth));
+ result.write(SECTION_PAGE_HEIGHT);
+ result.write(intToByteArray(pageHeight));
+ result.write((byte)'\n');
+ } else {
+ result.write(SECTION_PAGE_WIDTH);
+ result.write(intToByteArray(pageWidth));
+ result.write(SECTION_PAGE_HEIGHT);
+ result.write(intToByteArray(pageHeight));
+ result.write((byte)'\n');
+ }
+ result.write(SECTION_MARGIN_LEFT);
+ result.write(intToByteArray(marginLeft));
+ result.write(SECTION_MARGIN_RIGHT);
+ result.write(intToByteArray(marginRight));
+ result.write(SECTION_MARGIN_TOP);
+ result.write(intToByteArray(marginTop));
+ result.write(SECTION_MARGIN_BOTTOM);
+ result.write(intToByteArray(marginBottom));
+ } catch(IOException ioe) {
+ ioe.printStackTrace();
+ }
+ return result.toByteArray();
+ }
+
+ /**
+ * Gets the bottom margin
+ *
+ * @return Returns the bottom margin
+ */
+ public int getMarginBottom() {
+ return marginBottom;
+ }
+
+ /**
+ * Sets the bottom margin
+ *
+ * @param marginBottom The bottom margin to use
+ */
+ public void setMarginBottom(int marginBottom) {
+ this.marginBottom = marginBottom;
+ }
+
+ /**
+ * Gets the left margin
+ *
+ * @return Returns the left margin
+ */
+ public int getMarginLeft() {
+ return marginLeft;
+ }
+
+ /**
+ * Sets the left margin to use
+ *
+ * @param marginLeft The left margin to use
+ */
+ public void setMarginLeft(int marginLeft) {
+ this.marginLeft = marginLeft;
+ }
+
+ /**
+ * Gets the right margin
+ *
+ * @return Returns the right margin
+ */
+ public int getMarginRight() {
+ return marginRight;
+ }
+
+ /**
+ * Sets the right margin to use
+ *
+ * @param marginRight The right margin to use
+ */
+ public void setMarginRight(int marginRight) {
+ this.marginRight = marginRight;
+ }
+
+ /**
+ * Gets the top margin
+ *
+ * @return Returns the top margin
+ */
+ public int getMarginTop() {
+ return marginTop;
+ }
+
+ /**
+ * Sets the top margin to use
+ *
+ * @param marginTop The top margin to use
+ */
+ public void setMarginTop(int marginTop) {
+ this.marginTop = marginTop;
+ }
+
+ /**
+ * Gets the page height
+ *
+ * @return Returns the page height
+ */
+ public int getPageHeight() {
+ return pageHeight;
+ }
+
+ /**
+ * Sets the page height to use
+ *
+ * @param pageHeight The page height to use
+ */
+ public void setPageHeight(int pageHeight) {
+ this.pageHeight = pageHeight;
+ }
+
+ /**
+ * Gets the page width
+ *
+ * @return Returns the page width
+ */
+ public int getPageWidth() {
+ return pageWidth;
+ }
+
+ /**
+ * Sets the page width to use
+ *
+ * @param pageWidth The page width to use
+ */
+ public void setPageWidth(int pageWidth) {
+ this.pageWidth = pageWidth;
+ }
+
+ /**
+ * Set the page size to use. This method will use guessFormat to try to guess the correct
+ * page format. If no format could be guessed, the sizes from the pageSize are used and
+ * the landscape setting is determined by comparing width and height;
+ *
+ * @param pageSize The pageSize to use
+ */
+ public void setPageSize(Rectangle pageSize) {
+ if(!guessFormat(pageSize, false)) {
+ this.pageWidth = (int) (pageSize.width() * RtfElement.TWIPS_FACTOR);
+ this.pageHeight = (int) (pageSize.height() * RtfElement.TWIPS_FACTOR);
+ this.landscape = pageWidth > pageHeight;
+ }
+ }
+
+ /**
+ * This method tries to fit the <code>Rectangle pageSize</code> to one of the predefined PageSize rectangles.
+ * If a match is found the pageWidth and pageHeight will be set according to values determined from files
+ * generated by MS Word2000 and OpenOffice 641. If no match is found the method will try to match the rotated
+ * Rectangle by calling itself with the parameter rotate set to true.
+ *
+ * @param pageSize the page size for which to guess the correct format
+ * @param rotate Whether we should try to rotate the size befor guessing the format
+ * @return <code>True</code> if the format was guessed, <code>false/<code> otherwise
+ */
+ private boolean guessFormat(Rectangle pageSize, boolean rotate) {
+ if (rotate) {
+ pageSize = pageSize.rotate();
+ }
+ if (rectEquals(pageSize, PageSize.A3)) {
+ pageWidth = 16837;
+ pageHeight = 23811;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.A4)) {
+ pageWidth = 11907;
+ pageHeight = 16840;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.A5)) {
+ pageWidth = 8391;
+ pageHeight = 11907;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.A6)) {
+ pageWidth = 5959;
+ pageHeight = 8420;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.B4)) {
+ pageWidth = 14570;
+ pageHeight = 20636;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.B5)) {
+ pageWidth = 10319;
+ pageHeight = 14572;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.HALFLETTER)) {
+ pageWidth = 7927;
+ pageHeight = 12247;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.LETTER)) {
+ pageWidth = 12242;
+ pageHeight = 15842;
+ landscape = rotate;
+ return true;
+ }
+ if (rectEquals(pageSize, PageSize.LEGAL)) {
+ pageWidth = 12252;
+ pageHeight = 20163;
+ landscape = rotate;
+ return true;
+ }
+ if (!rotate && guessFormat(pageSize, true)) {
+ int x = pageWidth;
+ pageWidth = pageHeight;
+ pageHeight = x;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * This method compares to Rectangles. They are considered equal if width and height are the same
+ *
+ * @param rect1 The first Rectangle to compare
+ * @param rect2 The second Rectangle to compare
+ * @return <code>True</code> if the Rectangles equal, <code>false</code> otherwise
+ */
+ private boolean rectEquals(Rectangle rect1, Rectangle rect2) {
+ return (rect1.width() == rect2.width()) && (rect1.height() == rect2.height());
+ }
+}
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