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| -rw-r--r-- | src/java/org/apache/fop/fo/InlineCharIterator.java | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/src/java/org/apache/fop/fo/InlineCharIterator.java b/src/java/org/apache/fop/fo/InlineCharIterator.java deleted file mode 100644 index f71753dde..000000000 --- a/src/java/org/apache/fop/fo/InlineCharIterator.java +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (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.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/* $Id$ */ - -package org.apache.fop.fo; - -import org.apache.fop.fo.properties.CommonBorderPaddingBackground; -import org.apache.fop.util.CharUtilities; -import java.util.NoSuchElementException; - -/** - * A recursive char iterator that indicates boundaries by returning - * an EOT char. - */ -public class InlineCharIterator extends RecursiveCharIterator { - private boolean startBoundary = false; - private boolean endBoundary = false; - - /** - * @param fobj the object for whose character contents and for whose - * descendant's character contents should be iterated - * @param bpb the CommonBorderPaddingBackground properties to be applied - */ - public InlineCharIterator(FObj fobj, CommonBorderPaddingBackground bpb) { - super(fobj); - checkBoundaries(bpb); - } - - - private void checkBoundaries(CommonBorderPaddingBackground bpb) { - /* Current understanding is that an <fo:inline> is always a boundary for - * whitespace collapse if it has a border or not - startBoundary = (bpb.getBorderStartWidth(false) > 0 - || bpb.getPaddingStart(false, null) > 0); // TODO do we need context here? - endBoundary = (bpb.getBorderEndWidth(false) > 0 - || bpb.getPaddingEnd(false, null) > 0); // TODO do we need context here? - */ - startBoundary = true; - endBoundary = true; - } - - /** - * @return true if there are more characters - */ - public boolean hasNext() { - if (startBoundary) { - return true; - } - return (super.hasNext() || endBoundary); - /* If super.hasNext() returns false, - * we return true if we are going to return a "boundary" signal - * else false. - */ - } - - /** - * @return the next character - * @throws NoSuchElementException if there are no more characters - */ - public char nextChar() throws NoSuchElementException { - if (startBoundary) { - startBoundary = false; - return CharUtilities.CODE_EOT; - } - try { - return super.nextChar(); - } catch (NoSuchElementException e) { - // Underlying has nothing more to return - // Check end boundary char - if (endBoundary) { - endBoundary = false; - return CharUtilities.CODE_EOT; - } else { - throw e; - } - } - } -} - |