Examples of org.apache.fop.layoutmgr.LeafPosition

org.apache.fop.layoutmgr.LeafPosition

        return elements;
    }


    private void addElementsForAWordFragment(List baseList, int alignment, AreaInfo areaInfo,
                                             int leafValue) {
        LeafPosition mainPosition = new LeafPosition(this, leafValue);


        // if the last character of the word fragment is '-' or '/',
        // the fragment could end a line; in this case, it loses one
        // of its letter spaces;
        boolean suppressibleLetterSpace = areaInfo.breakOppAfter && !areaInfo.isHyphenated;

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        // node is a fo:Character
        if (letterSpaceIPD.isStiff()) {
            // constant letter space, only return a box
            seq.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt(), areaInfo.alignmentContext,
                                        notifyPos(new LeafPosition(this, 0)), false));
        } else {
            // adjustable letter space, return a sequence of elements;
            // at the moment the character is supposed to have no letter spaces,
            // but returning this sequence allows us to change only one element
            // if addALetterSpaceTo() is called
            seq.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt(), areaInfo.alignmentContext,
                                        notifyPos(new LeafPosition(this, 0)), false));
            seq.add(new KnuthPenalty(0, KnuthElement.INFINITE, false,
                                            new LeafPosition(this, -1), true));
            seq.add(new KnuthGlue(0, 0, 0,
                                         new LeafPosition(this, -1), true));
            seq.add(new KnuthInlineBox(0, null,
                                        notifyPos(new LeafPosition(this, -1)), true));
        }


        addKnuthElementsForBorderPaddingEnd(seq);


        LinkedList<KnuthSequence> returnList = new LinkedList<KnuthSequence>();

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        if (letterSpaceIPD.isStiff() || areaInfo.letterSpaces == 0) {
            // constant letter space, or no letter space
            returnList.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt(),
                                        areaInfo.alignmentContext,
                                        notifyPos(new LeafPosition(this, 0)), false));
            if (areaInfo.isHyphenated) {
                returnList.add(new KnuthPenalty(hyphIPD, KnuthPenalty.FLAGGED_PENALTY, true,
                        new LeafPosition(this, -1), false));
            }
        } else {
            // adjustable letter space
            returnList.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt()
                    - areaInfo.letterSpaces * letterSpaceIPD.getOpt(), areaInfo.alignmentContext,
                    notifyPos(new LeafPosition(this, 0)), false));
            returnList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false,
                    new LeafPosition(this, -1), true));
            returnList.add(new KnuthGlue(letterSpaceIPD.mult(areaInfo.letterSpaces),
                    new LeafPosition(this, -1), true));
            returnList.add (
                    new KnuthInlineBox(0, null, notifyPos(new LeafPosition(this, -1)), true));
            if (areaInfo.isHyphenated) {
                returnList.add(new KnuthPenalty(hyphIPD, KnuthPenalty.FLAGGED_PENALTY, true,
                        new LeafPosition(this, -1), false));
            }
        }


        addKnuthElementsForBorderPaddingEnd(returnList);

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        KnuthSequence seq = new InlineKnuthSequence();


        addKnuthElementsForBorderPaddingStart(seq);


        seq.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt(), alignmentContext,
                                    notifyPos(new LeafPosition(this, 0)), false));


        addKnuthElementsForBorderPaddingEnd(seq);


        setFinished(true);
        return Collections.singletonList(seq);

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        addKnuthElementsForBorderPaddingStart(returnList);


        // fobj is a fo:ExternalGraphic, fo:InstreamForeignObject,
        // fo:PageNumber or fo:PageNumberCitation
        returnList.add(new KnuthInlineBox(areaInfo.ipdArea.getOpt(), areaInfo.alignmentContext,
                                          notifyPos(new LeafPosition(this, 0)), true));


        addKnuthElementsForBorderPaddingEnd(returnList);


        setFinished(true);
        return returnList;

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            int ipStart = commonBorderPaddingBackground.getBorderStartWidth(false)
                         + commonBorderPaddingBackground.getPaddingStart(false, this);
            if (ipStart > 0) {
                // Add a non breakable glue
                returnList.add(new KnuthPenalty(0, KnuthPenalty.INFINITE,
                                                false, new LeafPosition(this, -1), true));
                returnList.add(new KnuthGlue(ipStart, 0, 0, new LeafPosition(this, -1), true));
            }
        }
    }

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            int ipEnd = commonBorderPaddingBackground.getBorderEndWidth(false)
                        + commonBorderPaddingBackground.getPaddingEnd(false, this);
            if (ipEnd > 0) {
                // Add a non breakable glue
                returnList.add(new KnuthPenalty(0, KnuthPenalty.INFINITE,
                                                false, new LeafPosition(this, -1), true));
                returnList.add(new KnuthGlue(ipEnd, 0, 0, new LeafPosition(this, -1), true));
            }
        }
    }

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    private KnuthPenalty makeZeroWidthPenalty(int penaltyValue) {
        return new KnuthPenalty(0, penaltyValue, false, auxiliaryPosition, true);
    }


    private KnuthBox makeAuxiliaryZeroWidthBox() {
        return new KnuthInlineBox(0, null, notifyPos(new LeafPosition(this, -1)), true);
    }

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        /* On first area created, add any leading space.
         * Calculate word-space stretch value.
         */
        AreaInfo lastAreaInfo = null;
        while (posIter.hasNext()) {
            final LeafPosition tbpNext = (LeafPosition) posIter.next();
            if (tbpNext == null) {
                continue; //Ignore elements without Positions
            }
            if (tbpNext.getLeafPos() != -1) {
                areaInfo = (AreaInfo) areaInfos.get(tbpNext.getLeafPos());
                if (lastAreaInfo == null
                    || ( areaInfo.font != lastAreaInfo.font )
                    || ( areaInfo.level != lastAreaInfo.level ) ) {
                    if (lastAreaInfo != null) {
                        addAreaInfoAreas(lastAreaInfo, wordSpaceCount,
                                letterSpaceCount, firstAreaInfoIndex,
                                lastAreaInfoIndex, realWidth, context);
                    }
                    firstAreaInfoIndex = tbpNext.getLeafPos();
                    wordSpaceCount = 0;
                    letterSpaceCount = 0;
                    realWidth = MinOptMax.ZERO;
                }
                wordSpaceCount += areaInfo.wordSpaceCount;
                letterSpaceCount += areaInfo.letterSpaceCount;
                realWidth = realWidth.plus(areaInfo.areaIPD);
                lastAreaInfoIndex = tbpNext.getLeafPos();
                lastAreaInfo = areaInfo;
            }
        }
        if (lastAreaInfo != null) {
            addAreaInfoAreas(lastAreaInfo, wordSpaceCount, letterSpaceCount, firstAreaInfoIndex,

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        // look at the Position stored in the first element in oldList
        // which is always a box
        ListIterator oldListIterator = oldList.listIterator();
        KnuthElement knuthElement = (KnuthElement) oldListIterator.next();
        Position pos = knuthElement.getPosition();
        LeafPosition leafPos = (LeafPosition) pos.getPosition(depth);
        int index = leafPos.getLeafPos();
        //element could refer to '-1' position, for non-collapsed spaces (?)
        if (index > -1) {
            AreaInfo areaInfo = getAreaInfo(index);
            areaInfo.letterSpaceCount++;
            areaInfo.addToAreaIPD(letterSpaceIPD);

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Related Classes of org.apache.fop.layoutmgr.LeafPosition

org.apache.fop.layoutmgr.inline.CharacterLayoutManager

org.apache.fop.layoutmgr.inline.LeaderLayoutManager

org.apache.fop.layoutmgr.inline.LeafNodeLayoutManager

org.apache.fop.layoutmgr.inline.LineLayoutManager

org.apache.fop.layoutmgr.inline.TextLayoutManager

org.apache.fop.layoutmgr.table.TableLayoutManager

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