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- /*
- * 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.traits;
-
- /**
- * This class provides a reusable implementation of the WritingModeTraitsSetter
- * interface.
- */
- public class WritingModeTraits implements WritingModeTraitsSetter {
-
- private Direction inlineProgressionDirection;
- private Direction blockProgressionDirection;
- private Direction columnProgressionDirection;
- private Direction rowProgressionDirection;
- private Direction shiftDirection;
- private WritingMode writingMode;
- private boolean explicit;
-
- /**
- * Default writing mode traits constructor.
- */
- public WritingModeTraits() {
- this (WritingMode.LR_TB, false);
- }
-
- /**
- * Construct writing mode traits using the specified writing mode.
- * @param writingMode a writing mode traits object
- */
- public WritingModeTraits(WritingMode writingMode, boolean explicit) {
- assignWritingModeTraits(writingMode, explicit);
- }
-
- /**
- * @return the "inline-progression-direction" trait.
- */
- public Direction getInlineProgressionDirection() {
- return inlineProgressionDirection;
- }
-
- /**
- * @param direction the "inline-progression-direction" trait.
- */
- public void setInlineProgressionDirection(Direction direction) {
- this.inlineProgressionDirection = direction;
- }
-
- /**
- * @return the "block-progression-direction" trait.
- */
- public Direction getBlockProgressionDirection() {
- return blockProgressionDirection;
- }
-
- /**
- * @param direction the "block-progression-direction" trait.
- */
- public void setBlockProgressionDirection(Direction direction) {
- this.blockProgressionDirection = direction;
- }
-
- /**
- * @return the "column-progression-direction" trait.
- */
- public Direction getColumnProgressionDirection() {
- return columnProgressionDirection;
- }
-
- /**
- * @param direction the "column-progression-direction" trait.
- */
- public void setColumnProgressionDirection(Direction direction) {
- this.columnProgressionDirection = direction;
- }
-
- /**
- * @return the "row-progression-direction" trait.
- */
- public Direction getRowProgressionDirection() {
- return rowProgressionDirection;
- }
-
- /**
- * @param direction the "row-progression-direction" trait.
- */
- public void setRowProgressionDirection(Direction direction) {
- this.rowProgressionDirection = direction;
- }
-
- /**
- * @return the "shift-direction" trait.
- */
- public Direction getShiftDirection() {
- return shiftDirection;
- }
-
- /**
- * @param direction the "shift-direction" trait.
- */
- public void setShiftDirection(Direction direction) {
- this.shiftDirection = direction;
- }
-
- /**
- * @return the "writing-mode" trait.
- */
- public WritingMode getWritingMode() {
- return writingMode;
- }
-
- /**
- * @return the "explicit-writing-mode" trait.
- */
- public boolean getExplicitWritingMode() {
- return explicit;
- }
-
- /**
- * @param writingMode the "writing-mode" trait.
- */
- public void setWritingMode(WritingMode writingMode, boolean explicit) {
- this.writingMode = writingMode;
- this.explicit = explicit;
- }
-
- /**
- * @param writingMode the "writing-mode" trait.
- */
- public void assignWritingModeTraits(WritingMode writingMode, boolean explicit) {
- writingMode.assignWritingModeTraits(this, explicit);
- }
-
- /**
- * Helper function to find the writing mode traits getter (if any) that applies for
- * a given FO node.
- * @param fn the node to start searching from
- * @return the applicable writing mode traits getter, or null if none applies
- */
- public static WritingModeTraitsGetter
- getWritingModeTraitsGetter(org.apache.fop.fo.FONode fn) {
- for (org.apache.fop.fo.FONode n = fn; n != null; n = n.getParent()) {
- if (n instanceof WritingModeTraitsGetter) {
- return (WritingModeTraitsGetter) n;
- }
- }
- return null;
- }
-
- }
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