What Is fop.jar in fop-2.7-bin.zip

What Is fop.jar? I got it from the fop-2.7-bin.zip.

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fop.jar in fop-2.7-bin.zip is the JAR file for FOP 2.7, which is a print formatter driven by XSL formatting objects (XSL-FO). You can obtain fop.jar from the build folder of the fop-2.7-bin.zip file.

Below is the information about the fop.jar (2.2) file:

JAR File Size and Download Location:

JAR name: fop.jar, fop-2.7.jar
Target JDK version: 1.7
File name: fop.jar
File size: 4442817 bytes
Release date: 20-Jan-2022
Download: Apache FOP Website

Java source code files for fop.jar:

org/apache/fop/layoutmgr/inline/ContentLayoutManager.java

/*
 * 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: ContentLayoutManager.java 1835810 2018-07-13 10:29:57Z ssteiner $ */

package org.apache.fop.layoutmgr.inline;

import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.apache.fop.area.Area;
import org.apache.fop.area.Block;
import org.apache.fop.area.LineArea;
import org.apache.fop.area.inline.InlineArea;
import org.apache.fop.fo.Constants;
import org.apache.fop.fo.pagination.Title;
import org.apache.fop.layoutmgr.AbstractBaseLayoutManager;
import org.apache.fop.layoutmgr.KnuthElement;
import org.apache.fop.layoutmgr.KnuthPossPosIter;
import org.apache.fop.layoutmgr.KnuthSequence;
import org.apache.fop.layoutmgr.LayoutContext;
import org.apache.fop.layoutmgr.LayoutManager;
import org.apache.fop.layoutmgr.PageSequenceLayoutManager;
import org.apache.fop.layoutmgr.Position;
import org.apache.fop.layoutmgr.PositionIterator;
import org.apache.fop.layoutmgr.SpaceSpecifier;

/**
 * Content Layout Manager.
 * For use with objects that contain inline areas such as
 * leader use-content and title.
 */
public class ContentLayoutManager extends AbstractBaseLayoutManager
        implements InlineLevelLayoutManager {

    /**
     * logging instance
     */
    private static Log log = LogFactory.getLog(ContentLayoutManager.class);

    private Area holder;
    private int stackSize;
    private LayoutManager parentLM;
    private InlineLevelLayoutManager childLM;

    /**
     * Constructs a new ContentLayoutManager
     *
     * @param area  The parent area
     * @param parentLM the parent layout manager
     */
    public ContentLayoutManager(Area area, LayoutManager parentLM) {
        holder = area;
        this.parentLM = parentLM;
    }

    /**
     * Constructor using a fo:title formatting object and its PageSequenceLayoutManager parent.
     * throws IllegalStateException if the foTitle has no children.
     * TODO: convert IllegalStateException to FOPException;
     * also in makeLayoutManager and makeContentLayoutManager and callers.
     * @param pslm the PageSequenceLayoutManager parent of this LM
     * @param foTitle the Title FO for which this LM is made
     */
    public ContentLayoutManager(PageSequenceLayoutManager pslm, Title foTitle) {
        // get breaks then add areas to title
        this.parentLM = pslm;
        holder = new LineArea();
        holder.setChangeBarList(getChangeBarList());

        //        setUserAgent(foTitle.getUserAgent());

        // use special layout manager to add the inline areas
        // to the Title.
        try {
            LayoutManager lm = pslm.getLayoutManagerMaker().makeLayoutManager(foTitle);
            addChildLM(lm);
            fillArea(lm);
        } catch (IllegalStateException e) {
            log.warn("Title has no content");
            throw e;
        }
    }

    /** {@inheritDoc} */
    public void initialize() {
        // Empty
    }

    private void fillArea(LayoutManager curLM) {

        int ipd = 1000000;

        LayoutContext childLC = LayoutContext.newInstance();
        childLC.setFlags(LayoutContext.NEW_AREA);
        childLC.setLeadingSpace(new SpaceSpecifier(false));
        childLC.setTrailingSpace(new SpaceSpecifier(false));
        childLC.setRefIPD(ipd);

        int lineHeight = 14000;
        int lead = 12000;
        int follow = 2000;

        int halfLeading = (lineHeight - lead - follow) / 2;
        // height before baseline
        int lineLead = lead + halfLeading;
        // maximum size of top and bottom alignment
        int maxtb = follow + halfLeading;
        // max size of middle alignment below baseline
        int middlefollow = maxtb;

        stackSize = 0;

        List contentList = getNextKnuthElements(childLC, Constants.EN_START);
        for (Object aContentList : contentList) {
            KnuthElement element = (KnuthElement) aContentList;
            if (element instanceof KnuthInlineBox) {
                KnuthInlineBox box = (KnuthInlineBox) element;
                // TODO handle alignment here?
            }
        }

        if (maxtb - lineLead > middlefollow) {
            middlefollow = maxtb - lineLead;
        }

        LayoutContext lc = LayoutContext.newInstance();

        lc.setFlags(LayoutContext.RESOLVE_LEADING_SPACE, true);
        lc.setLeadingSpace(new SpaceSpecifier(false));
        lc.setTrailingSpace(new SpaceSpecifier(false));
        KnuthPossPosIter contentPosIter = new KnuthPossPosIter(contentList, 0, contentList.size());
        curLM.addAreas(contentPosIter, lc);
    }

    /** {@inheritDoc} */
    public void addAreas(PositionIterator posIter, LayoutContext context) {
        // add the content areas
        // the area width has already been adjusted, and it must remain unchanged
        // so save its value before calling addAreas, and set it again afterwards
        int savedIPD = ((InlineArea)holder).getIPD();
        // set to zero the ipd adjustment ratio, to avoid spaces in the pattern
        // to be modified
        LayoutContext childContext = LayoutContext.copyOf(context);
        childContext.setIPDAdjust(0.0);
        childLM.addAreas(posIter, childContext);
        ((InlineArea)holder).setIPD(savedIPD);
    }

    /** @return stack size */
    public int getStackingSize() {
        return stackSize;
    }

    /** {@inheritDoc} */
    public Area getParentArea(Area childArea) {
        return holder;
    }

    /**
     * {@inheritDoc}
     **/
    public void addChildArea(Area childArea) {
        holder.addChildArea(childArea);
    }

    /**
     * {@inheritDoc}
     */
    public void setParent(LayoutManager lm) {
        parentLM = lm;
    }

    /** {@inheritDoc} */
    public LayoutManager getParent() {
        return this.parentLM;
    }

    /**
     * {@inheritDoc}
     */
    public boolean isFinished() {
        return false;
    }

    /**
     * {@inheritDoc}
     */
    public void setFinished(boolean isFinished) {
        //to be done
    }

    /**
     * {@inheritDoc}
     */
    public boolean createNextChildLMs(int pos) {
        return false;
    }

    /**
     * {@inheritDoc}
     */
    public List getChildLMs() {
        List childLMs = new ArrayList(1);
        childLMs.add(childLM);
        return childLMs;
    }

    /**
     * {@inheritDoc}
     */
    public void addChildLM(LayoutManager lm) {
        if (lm == null) {
            return;
        }
        lm.setParent(this);
        childLM = (InlineLevelLayoutManager)lm;
        log.trace(this.getClass().getName()
                  + ": Adding child LM " + lm.getClass().getName());
    }

    /**
     * {@inheritDoc}
     */
    public void addChildLMs(List newLMs) {
        if (newLMs == null || newLMs.size() == 0) {
            return;
        }
        for (Object newLM : newLMs) {
            LayoutManager lm = (LayoutManager) newLM;
            addChildLM(lm);
        }
    }

    /** {@inheritDoc} */
    public List getNextKnuthElements(LayoutContext context, int alignment) {
        List contentList = new LinkedList();
        List returnedList;

        childLM.initialize();
        while (!childLM.isFinished()) {
            // get KnuthElements from childLM
            returnedList = childLM.getNextKnuthElements(context, alignment);

            if (returnedList != null) {
                // move elements to contentList, and accumulate their size
               KnuthElement contentElement;
               while (returnedList.size() > 0) {
                    Object obj = returnedList.remove(0);
                    if (obj instanceof KnuthSequence) {
                        KnuthSequence ks = (KnuthSequence)obj;
                        for (Object k : ks) {
                            contentElement = (KnuthElement) k;
                            stackSize += contentElement.getWidth();
                            contentList.add(contentElement);
                        }
                    } else {
                        contentElement = (KnuthElement)obj;
                        stackSize += contentElement.getWidth();
                        contentList.add(contentElement);
                    }
                }
            }
        }

        setFinished(true);
        return contentList;
    }

    /** {@inheritDoc} */
    public List addALetterSpaceTo(List oldList) {
        return oldList;
    }

    /** {@inheritDoc} */
    public List addALetterSpaceTo(List oldList, int depth) {
        return addALetterSpaceTo(oldList);
    }

    /** {@inheritDoc} */
    public String getWordChars(Position pos) {
        return "";
    }

    /** {@inheritDoc} */
    public void hyphenate(Position pos, HyphContext hc) {
    }

    /** {@inheritDoc} */
    public boolean applyChanges(List oldList) {
        return false;
    }

    /** {@inheritDoc} */
    public boolean applyChanges(List oldList, int depth) {
        return applyChanges(oldList);
    }

    /** {@inheritDoc} */
    public List getChangedKnuthElements(List oldList, int alignment) {
        return null;
    }

    /** {@inheritDoc} */
    public List getChangedKnuthElements(List oldList, int alignment, int depth) {
        return getChangedKnuthElements(oldList, alignment);
    }

    /** {@inheritDoc} */
    public PageSequenceLayoutManager getPSLM() {
        return parentLM.getPSLM();
    }


    public boolean hasLineAreaDescendant() {
        return true;
    }

    public int getBaselineOffset() {
        return childLM.getBaselineOffset();
    }

    // --------- Property Resolution related functions --------- //

    /**
     * Returns the IPD of the content area
     * @return the IPD of the content area
     */
    public int getContentAreaIPD() {
        return holder.getIPD();
    }

    /**
     * Returns the BPD of the content area
     * @return the BPD of the content area
     */
    public int getContentAreaBPD() {
        return holder.getBPD();
    }

    /**
     * {@inheritDoc}
     */
    public boolean getGeneratesReferenceArea() {
        return false;
    }

    /**
     * {@inheritDoc}
     */
    public boolean getGeneratesBlockArea() {
        return getGeneratesLineArea() || holder instanceof Block;
    }

    /**
     * {@inheritDoc}
     */
    public boolean getGeneratesLineArea() {
        return holder instanceof LineArea;
    }

    /**
     * {@inheritDoc}
     */
    public Position notifyPos(Position pos) {
        return pos;
    }

}

org/apache/fop/layoutmgr/inline/ContentLayoutManager.java

 

Or download all of them as a single archive file:

File name: fop-2.7-src.zip
File size: 3401312 bytes
Release date: 2022-01-20
Download 

 

"fop" Command in fop-2.7-bin.zip

What Is fop-2.7-bin.zip

Download and Installing of FOP 2.x

⇑⇑ FAQ for FOP (Formatting Object Processor)

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