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This is a backport of OpenJFX 8 to run on Java 7.
The newest version!
/*
* Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.javafx.css;
import java.util.List;
import javafx.css.PseudoClass;
import static javafx.geometry.NodeOrientation.*;
/**
* Used by {@link Rule} to determine whether or not the selector applies to a
* given object.
*
/**
* Returned by {@link Selector#matches} in the event of a match.
*/
final class Match implements Comparable {
final Selector selector;
final PseudoClassState pseudoClasses;
final int idCount;
final int styleClassCount;
List descendantMatches;
// CSS3 spec gives weight to id count, then style class count,
// then pseudoclass count, and finally matching types (i.e., java name count)
final int specificity;
Match(final Selector selector, PseudoClassState pseudoClasses,
int idCount, int styleClassCount) {
assert selector != null;
this.selector = selector;
this.idCount = idCount;
this.styleClassCount = styleClassCount;
this.pseudoClasses = pseudoClasses;
int nPseudoClasses = pseudoClasses != null ? pseudoClasses.size() : 0;
if (selector instanceof SimpleSelector) {
final SimpleSelector simple = (SimpleSelector)selector;
if (simple.getNodeOrientation() != INHERIT) {
nPseudoClasses += 1;
}
}
specificity = (idCount << 8) | (styleClassCount << 4) | nPseudoClasses;
}
@Override
public int compareTo(Match o) {
return specificity - o.specificity;
}
}