/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.libraries.css.parser.stylehandler.border;
import org.pentaho.reporting.libraries.css.keys.border.BorderStyle;
import org.pentaho.reporting.libraries.css.keys.border.BorderStyleKeys;
import org.pentaho.reporting.libraries.css.model.StyleKey;
import org.pentaho.reporting.libraries.css.parser.CSSCompoundValueReadHandler;
import org.pentaho.reporting.libraries.css.parser.stylehandler.OneOfConstantsReadHandler;
import org.pentaho.reporting.libraries.css.values.CSSConstant;
import org.w3c.css.sac.LexicalUnit;
import java.util.HashMap;
import java.util.Map;
/**
* 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
};
}
}