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/*
* $Id: VerticalPositionMark.java 3373 2008-05-12 16:21:24Z xlv $
*
* Copyright 2008 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:
* https://github.com/LibrePDF/OpenPDF
*/
package com.lowagie.text.pdf.draw;
import java.util.ArrayList;
import com.lowagie.text.Chunk;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.ElementListener;
import com.lowagie.text.pdf.PdfContentByte;
/**
* Helper class implementing the DrawInterface. Can be used to add
* horizontal or vertical separators. Won't draw anything unless
* you implement the draw method.
* @since 2.1.2
*/
public class VerticalPositionMark implements DrawInterface, Element {
/** Another implementation of the DrawInterface; its draw method will overrule LineSeparator.draw(). */
protected DrawInterface drawInterface = null;
/** The offset for the line. */
protected float offset = 0;
/**
* Creates a vertical position mark that won't draw anything unless
* you define a DrawInterface.
*/
public VerticalPositionMark() {
}
/**
* Creates a vertical position mark that won't draw anything unless
* you define a DrawInterface.
* @param drawInterface the drawInterface for this vertical position mark.
* @param offset the offset for this vertical position mark.
*/
public VerticalPositionMark(DrawInterface drawInterface, float offset) {
this.drawInterface = drawInterface;
this.offset = offset;
}
/**
* @see com.lowagie.text.pdf.draw.DrawInterface#draw(com.lowagie.text.pdf.PdfContentByte, float, float, float, float, float)
*/
public void draw(PdfContentByte canvas, float llx, float lly, float urx, float ury, float y) {
if (drawInterface != null) {
drawInterface.draw(canvas, llx, lly, urx, ury, y + offset);
}
}
/**
* @see com.lowagie.text.Element#process(com.lowagie.text.ElementListener)
*/
public boolean process(ElementListener listener) {
try {
return listener.add(this);
} catch (DocumentException e) {
return false;
}
}
/**
* @see com.lowagie.text.Element#type()
*/
public int type() {
return Element.YMARK;
}
/**
* @see com.lowagie.text.Element#isContent()
*/
public boolean isContent() {
return true;
}
/**
* @see com.lowagie.text.Element#isNestable()
*/
public boolean isNestable() {
return false;
}
/**
* @see com.lowagie.text.Element#getChunks()
*/
public ArrayList getChunks() {
ArrayList list = new ArrayList<>();
list.add(new Chunk(this, true));
return list;
}
/**
* Getter for the interface with the overruling draw() method.
* @return a DrawInterface implementation
*/
public DrawInterface getDrawInterface() {
return drawInterface;
}
/**
* Setter for the interface with the overruling draw() method.
* @param drawInterface a DrawInterface implementation
*/
public void setDrawInterface(DrawInterface drawInterface) {
this.drawInterface = drawInterface;
}
/**
* Getter for the offset relative to the baseline of the current line.
* @return an offset
*/
public float getOffset() {
return offset;
}
/**
* Setter for the offset. The offset is relative to the current
* Y position. If you want to underline something, you have to
* choose a negative offset.
* @param offset an offset
*/
public void setOffset(float offset) {
this.offset = offset;
}
}
