/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: BorderStyleReadHandler.java 6653 2008-12-02 14:53:40Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.input.style.parser.stylehandler.border;
import java.util.HashMap;
import java.util.Map;
import org.jfree.layouting.input.style.StyleKey;
import org.jfree.layouting.input.style.keys.border.BorderStyle;
import org.jfree.layouting.input.style.keys.border.BorderStyleKeys;
import org.jfree.layouting.input.style.parser.CSSCompoundValueReadHandler;
import org.jfree.layouting.input.style.parser.stylehandler.OneOfConstantsReadHandler;
import org.jfree.layouting.input.style.values.CSSConstant;
import org.w3c.css.sac.LexicalUnit;
/**
* Creation-Date: 27.11.2005, 19:17:22
*
* @author Thomas Morgner
*/
public class BorderStyleReadHandler extends OneOfConstantsReadHandler
implements CSSCompoundValueReadHandler
{
public BorderStyleReadHandler()
{
super( false);
addValue(BorderStyle.DASHED);
addValue(BorderStyle.DOT_DASH);
addValue(BorderStyle.DOT_DOT_DASH);
addValue(BorderStyle.DOTTED);
addValue(BorderStyle.DOUBLE);
addValue(BorderStyle.GROOVE);
addValue(BorderStyle.HIDDEN);
addValue(BorderStyle.INSET);
addValue(BorderStyle.NONE);
addValue(BorderStyle.OUTSET);
addValue(BorderStyle.RIDGE);
addValue(BorderStyle.SOLID);
addValue(BorderStyle.WAVE);
}
/**
* Parses the LexicalUnit and returns a map of (StyleKey, CSSValue) pairs.
*
* @param unit
* @return
*/
public Map createValues(LexicalUnit unit)
{
final CSSConstant topStyle = (CSSConstant) lookupValue(unit);
if (topStyle == null)
{
return null;
}
unit = unit.getNextLexicalUnit();
final CSSConstant rightStyle;
if (unit == null)
{
rightStyle = topStyle;
}
else
{
rightStyle = (CSSConstant) lookupValue(unit);
if (rightStyle == null)
{
return null;
}
unit = unit.getNextLexicalUnit();
}
final CSSConstant bottomStyle;
if (unit == null)
{
bottomStyle = topStyle;
}
else
{
bottomStyle = (CSSConstant) lookupValue(unit);
if (bottomStyle == null)
{
return null;
}
unit = unit.getNextLexicalUnit();
}
final CSSConstant leftStyle;
if (unit == null)
{
leftStyle = rightStyle;
}
else
{
leftStyle = (CSSConstant) lookupValue(unit);
if (leftStyle == null)
{
return null;
}
}
final Map map = new HashMap();
map.put(BorderStyleKeys.BORDER_TOP_STYLE, topStyle);
map.put(BorderStyleKeys.BORDER_RIGHT_STYLE, rightStyle);
map.put(BorderStyleKeys.BORDER_BOTTOM_STYLE, bottomStyle);
map.put(BorderStyleKeys.BORDER_LEFT_STYLE, leftStyle);
return map;
}
public StyleKey[] getAffectedKeys()
{
return new StyleKey[] {
BorderStyleKeys.BORDER_TOP_STYLE,
BorderStyleKeys.BORDER_RIGHT_STYLE,
BorderStyleKeys.BORDER_BOTTOM_STYLE,
BorderStyleKeys.BORDER_LEFT_STYLE
};
}
}