com.aowagie.text.pdf.parser.GraphicsState Maven / Gradle / Ivy
/*
* Copyright 2008 by Kevin Day.
*
* 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) 1999-2008 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000-2008 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.aowagie.text.pdf.parser;
import com.aowagie.text.pdf.CMapAwareDocumentFont;
/**
* Keeps all the parameters of the graphics state.
* @since 2.1.4
*/
class GraphicsState {
/** The current transformation matrix. */
Matrix ctm;
/** The current character spacing. */
float characterSpacing;
/** The current word spacing. */
float wordSpacing;
/** The current horizontal scaling */
float horizontalScaling;
/** The current leading. */
float leading;
/** The active font. */
CMapAwareDocumentFont font;
/** The current font size. */
float fontSize;
/** The current render mode. */
int renderMode;
/** The current text rise */
float rise;
/** The current knockout value. */
private final boolean knockout;
/**
* Constructs a new Graphics State object with the default values.
*/
public GraphicsState(){
this.ctm = new Matrix();
this.characterSpacing = 0;
this.wordSpacing = 0;
this.horizontalScaling = 1.0f;
this.leading = 0;
this.font = null;
this.fontSize = 0;
this.renderMode = 0;
this.rise = 0;
this.knockout = true;
}
/**
* Copy constructor.
* @param source another GraphicsState object
*/
public GraphicsState(final GraphicsState source){
// note: all of the following are immutable, with the possible exception of font
// so it is safe to copy them as-is
this.ctm = source.ctm;
this.characterSpacing = source.characterSpacing;
this.wordSpacing = source.wordSpacing;
this.horizontalScaling = source.horizontalScaling;
this.leading = source.leading;
this.font = source.font;
this.fontSize = source.fontSize;
this.renderMode = source.renderMode;
this.rise = source.rise;
this.knockout = source.knockout;
}
}