com.itextpdf.text.pdf.parser.ExtRenderListener Maven / Gradle / Ivy
/*
*
* This file is part of the iText (R) project.
Copyright (c) 1998-2017 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
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*
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* or FITNESS FOR A PARTICULAR PURPOSE.
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* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
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* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
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* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
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*/
package com.itextpdf.text.pdf.parser;
/**
* Simply extends the {@link com.itextpdf.text.pdf.parser.RenderListener} interface to provide
* additional methods.
*
* {@inheritDoc}
*
* @since 5.5.6
*/
public interface ExtRenderListener extends RenderListener {
/**
* Called when the current path is being modified. E.g. new segment is being added,
* new subpath is being started etc.
*
* @param renderInfo Contains information about the path segment being added to the current path.
*/
void modifyPath(PathConstructionRenderInfo renderInfo);
/**
* Called when the current path should be rendered.
*
* @param renderInfo Contains information about the current path which should be rendered.
* @return The path which can be used as a new clipping path.
*/
Path renderPath(PathPaintingRenderInfo renderInfo);
/**
* Called when the current path should be set as a new clipping path.
*
* @param rule Either {@link PathPaintingRenderInfo#EVEN_ODD_RULE} or {@link PathPaintingRenderInfo#NONZERO_WINDING_RULE}
*/
void clipPath(int rule);
}