From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- src/main/java/com/lowagie/text/Graphic.java | 277 ++++++++++++++++++++++++++++ 1 file changed, 277 insertions(+) create mode 100644 src/main/java/com/lowagie/text/Graphic.java (limited to 'src/main/java/com/lowagie/text/Graphic.java') diff --git a/src/main/java/com/lowagie/text/Graphic.java b/src/main/java/com/lowagie/text/Graphic.java new file mode 100644 index 0000000..5d65c42 --- /dev/null +++ b/src/main/java/com/lowagie/text/Graphic.java @@ -0,0 +1,277 @@ +/* + * $Id: Graphic.java,v 1.57 2004/12/14 12:33:47 blowagie Exp $ + * $Name: $ + * + * Copyright 1999, 2000, 2001, 2002 by 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; + +import java.awt.Color; +import java.util.ArrayList; +import java.util.Iterator; +import java.util.HashMap; + +import com.lowagie.text.pdf.PdfContentByte; + +/** + * A Graphic element can contain several geometric figures (curves, lines,...). + *

+ * If you want to use this Element, please read the Sections 8.4 and 8.5 of + * the PDF Reference Manual version 1.3 first. + * + * @see Element + */ + +public class Graphic extends PdfContentByte implements Element { + +/** This is a type of Graphic. */ + public static final String HORIZONTAL_LINE = "HORIZONTAL"; + +/** This is a type of Graphic. */ + public static final String BORDER = "BORDER"; + +/** Contains some of the attributes for this Graphic. */ + private HashMap attributes; + + // constructor + +/** + * Constructs a Graphic-object. + */ + + public Graphic() { + super(null); + } + + // implementation of the Element interface + +/** + * Processes the element by adding it (or the different parts) to an + * ElementListener. + * + * @param listener an ElementListener + * true if the element was processed successfully + * @return true if processing this object succeeded + */ + + public boolean process(ElementListener listener) { + try { + return listener.add(this); + } + catch(DocumentException de) { + return false; + } + } + +/** + * Gets the type of the text element. + * + * @return a type + */ + + public int type() { + return Element.GRAPHIC; + } + +/** + * Gets all the chunks in this element. + * + * @return an ArrayList + */ + + public ArrayList getChunks() { + return new ArrayList(); + } + + /** + * Orders this graphic to draw a horizontal, centered line. + * @param linewidth the line width + * @param percentage the percentage horizontal width in relation to the margins or if negative, an absolute value + */ + + public void setHorizontalLine(float linewidth, float percentage) { + if (attributes == null) attributes = new HashMap(); + attributes.put(HORIZONTAL_LINE, new Object[]{new Float(linewidth), new Float(percentage), Color.black, new Integer(Element.ALIGN_CENTER)}); + } + + /** + * Orders this graphic to draw a horizontal line with some alignment. + * @param linewidth the line width + * @param percentage the percentage horizontal width in relation to the margins or if negative, an absolute value + * @param align the line alignment + */ + public void setHorizontalLine(float linewidth, float percentage, int align) { + if (attributes == null) attributes = new HashMap(); + attributes.put(HORIZONTAL_LINE, new Object[]{new Float(linewidth), new Float(percentage), Color.black, new Integer(align)}); + } + + /** + * Orders this graphic to draw a horizontal, centered line. + * @param linewidth the line width + * @param percentage the percentage horizontal width in relation to the margins or if negative, an absolute value + * @param color the color of the line + */ + + public void setHorizontalLine(float linewidth, float percentage, Color color) { + if (attributes == null) attributes = new HashMap(); + attributes.put(HORIZONTAL_LINE, new Object[]{new Float(linewidth), new Float(percentage), color, new Integer(Element.ALIGN_CENTER)}); + } + + /** + * Orders this graphic to draw a horizontal, centered line. + * @param linewidth the line width + * @param percentage the percentage horizontal width in relation to the margins or if negative, an absolute value + * @param color the color of the line + * @param align the line alignment + */ + public void setHorizontalLine(float linewidth, float percentage, Color color, int align) { + if (attributes == null) attributes = new HashMap(); + attributes.put(HORIZONTAL_LINE, new Object[]{new Float(linewidth), new Float(percentage), color, new Integer(align)}); + } + +/** + * draws a horizontal line. + * @param lineWidth width of the line + * @param color color of the line + * @param x1 start position of the line + * @param x2 end position of the line + * @param y y-coordinate of the line + */ + + public void drawHorizontalLine(float lineWidth, Color color, float x1, float x2, float y) { + setLineWidth(lineWidth); + setColorStroke(color); + moveTo(x1, y); + lineTo(x2, y); + stroke(); + resetRGBColorStroke(); + } + +/** + * Orders this graphic to draw a horizontal line. + * @param linewidth linewidth of the border + * @param extraSpace extraspace needed as marging on the page + */ + + public void setBorder(float linewidth, float extraSpace) { + if (attributes == null) attributes = new HashMap(); + attributes.put(BORDER, new Object[]{new Float(linewidth), new Float(extraSpace), new Color(0, 0, 0)}); + } + +/** + * Orders this graphic to draw a horizontal line. + * @param linewidth linewidth of the border + * @param extraSpace extraspace needed as marging on the page + * @param color color of the borderbox + */ + + public void setBorder(float linewidth, float extraSpace, Color color) { + if (attributes == null) attributes = new HashMap(); + attributes.put(BORDER, new Object[]{new Float(linewidth), new Float(extraSpace), color}); + } + +/** + * Draws a border + * @param lineWidth linewidth of the border + * @param color color of the borderbox + * @param llx lower left x coordinate + * @param lly lower left y coordinate + * @param urx upper right x coordinate + * @param ury upper right y coordinate + */ + public void drawBorder(float lineWidth, Color color, float llx, float lly, float urx, float ury) { + setLineWidth(lineWidth); + setColorStroke(color); + rectangle(llx, lly, urx - llx, ury - lly); + stroke(); + resetRGBColorStroke(); + } + +/** + * Processes the attributes of this object. + * @param llx lower left x coordinate + * @param lly lower left y coordinate + * @param urx upper right x coordinate + * @param ury upper right y coordinate + * @param y + */ + + public void processAttributes(float llx, float lly, float urx, float ury, float y) { + if (attributes == null) return; + String attribute; + Object[] o; + for (Iterator i = attributes.keySet().iterator(); i.hasNext(); ) { + attribute = (String) i.next(); + o = (Object[]) attributes.get(attribute); + if (HORIZONTAL_LINE.equals(attribute)) { + float p = ((Float)o[1]).floatValue(); + float w; + if (p < 0) + w = -p; + else + w = (urx - llx) * p / 100.0f; + int align = ((Integer)o[3]).intValue(); + float s; + switch (align) { + case Element.ALIGN_LEFT: + s = 0; + break; + case Element.ALIGN_RIGHT: + s = urx - llx - w; + break; + default: + s = (urx - llx - w) / 2; + } + drawHorizontalLine(((Float)o[0]).floatValue(), (Color)o[2], s + llx, s + w + llx, y); + } + if (BORDER.equals(attribute)) { + float extra = ((Float)o[1]).floatValue(); + drawBorder(((Float)o[0]).floatValue(), (Color)o[2], llx - extra, lly - extra, urx + extra, ury + extra); + } + } + } +} -- cgit v1.2.3