Examples of InlineKnuthSequence

org.apache.fop.layoutmgr.InlineKnuthSequence
Represents a list of inline Knuth elements. If closed, it represents all elements of a Knuth paragraph.

Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

            }
        }
        if (returnedList.size() == 0) {
            //Inline part of the footnote is empty. Need to send back an auxiliary
            //zero-width, zero-height inline box so the footnote gets painted.
            KnuthSequence seq = new InlineKnuthSequence();
            //Need to use an aux. box, otherwise, the line height can't be forced to zero height.
            forcedAnchor = new KnuthInlineBox(0, null, null, true);
            seq.add(forcedAnchor);
            returnedList.add(seq);
        }
        setFinished(true);


        addAnchor(returnedList);

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

        lineStartBAP = context.getLineStartBorderAndPaddingWidth();
        lineEndBAP = context.getLineEndBorderAndPaddingWidth();
        alignmentContext = context.getAlignmentContext();


        final List returnList = new LinkedList();
        KnuthSequence sequence = new InlineKnuthSequence();
        AreaInfo areaInfo = null;
        AreaInfo prevAreaInfo = null;
        returnList.add(sequence);


        LineBreakStatus lineBreakStatus = new LineBreakStatus();

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

    private KnuthSequence processLinebreak(List returnList, KnuthSequence sequence) {
        if (lineEndBAP != 0) {
            sequence.add(new KnuthGlue(lineEndBAP, 0, 0, auxiliaryPosition, true));
        }
        sequence.endSequence();
        sequence = new InlineKnuthSequence();
        returnList.add(sequence);
        return sequence;
    }

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

    /** {@inheritDoc} */
    @Override
    public List getNextKnuthElements(LayoutContext context, int alignment) {
        MinOptMax ipd;
        curArea = get(context);
        KnuthSequence seq = new InlineKnuthSequence();


        if (curArea == null) {
            setFinished(true);
            return null;
        }


        Character fobj = (Character)this.fobj;


        ipd = MinOptMax.getInstance(curArea.getIPD());


        curArea.setBPD(font.getAscender() - font.getDescender());


        TraitSetter.addFontTraits(curArea, font);
        curArea.addTrait(Trait.COLOR, fobj.getColor());


        // TODO: may need some special handling for fo:character
        alignmentContext = new AlignmentContext(font
                                    , font.getFontSize()
                                    , fobj.getAlignmentAdjust()
                                    , fobj.getAlignmentBaseline()
                                    , fobj.getBaselineShift()
                                    , fobj.getDominantBaseline()
                                    , context.getAlignmentContext());


        addKnuthElementsForBorderPaddingStart(seq);


        // create the AreaInfo object to store the computed values
        areaInfo = new AreaInfo((short) 0, ipd, false, alignmentContext);


        // 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);

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

        // create the AreaInfo object to store the computed values
        areaInfo = new AreaInfo((short) 0, ipd, false, alignmentContext);


        // node is a fo:ExternalGraphic, fo:InstreamForeignObject,
        // fo:PageNumber or fo:PageNumberCitation
        KnuthSequence seq = new InlineKnuthSequence();


        addKnuthElementsForBorderPaddingStart(seq);


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


        addKnuthElementsForBorderPaddingEnd(seq);


        setFinished(true);

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

        lineStartBAP = context.getLineStartBorderAndPaddingWidth();
        lineEndBAP = context.getLineEndBorderAndPaddingWidth();
        alignmentContext = context.getAlignmentContext();


        final List returnList = new LinkedList();
        KnuthSequence sequence = new InlineKnuthSequence();
        AreaInfo areaInfo = null;
        AreaInfo prevAreaInfo = null;
        returnList.add(sequence);


        if (LOG.isDebugEnabled()) {

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

    private KnuthSequence processLinebreak(List returnList, KnuthSequence sequence) {
        if (lineEndBAP != 0) {
            sequence.add(new KnuthGlue(lineEndBAP, 0, 0, auxiliaryPosition, true));
        }
        sequence.endSequence();
        sequence = new InlineKnuthSequence();
        returnList.add(sequence);
        return sequence;
    }

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

            }
        }
        if (returnedList.size() == 0) {
            //Inline part of the footnote is empty. Need to send back an auxiliary
            //zero-width, zero-height inline box so the footnote gets painted.
            KnuthSequence seq = new InlineKnuthSequence();
            //Need to use an aux. box, otherwise, the line height can't be forced to zero height.
            forcedAnchor = new KnuthInlineBox(0, null, null, true);
            seq.add(forcedAnchor);
            returnedList.add(seq);
        }
        setFinished(true);


        addAnchor(returnedList);

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence

             * if the FO itself is empty, but has an id specified
             * or associated fo:markers, then we still need a dummy
             * sequence to register its position in the area tree
             */
            if (fobj.hasId() || fobj.hasMarkers()) {
                InlineKnuthSequence emptySeq = new InlineKnuthSequence();
                emptySeq.add(new KnuthInlineBox(
                                0,
                                alignmentContext,
                                notifyPos(getAuxiliaryPosition()),
                                true));
                returnList.add(emptySeq);

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Examples of org.apache.fop.layoutmgr.InlineKnuthSequence


    /** {@inheritDoc} */
    public List getNextKnuthElements(LayoutContext context, int alignment) {
        MinOptMax ipd;
        curArea = get(context);
        KnuthSequence seq = new InlineKnuthSequence();


        if (curArea == null) {
            setFinished(true);
            return null;
        }


        alignmentContext = new AlignmentContext(curArea.getBPD()
                                    , fobj.getAlignmentAdjust()
                                    , fobj.getAlignmentBaseline()
                                    , fobj.getBaselineShift()
                                    , fobj.getDominantBaseline()
                                    , context.getAlignmentContext());


        ipd = getAllocationIPD(context.getRefIPD());
        if (fobj.getLeaderPattern() == EN_USECONTENT && curArea instanceof FilledArea) {
            // If we have user supplied content make it fit if we can
            int unitWidth = ((FilledArea) curArea).getUnitWidth();
            if (ipd.getOpt() < unitWidth && unitWidth <= ipd.getMax()) {
                ipd = MinOptMax.getInstance(ipd.getMin(), unitWidth, ipd.getMax());
            }
        }


        // create the AreaInfo object to store the computed values
        areaInfo = new AreaInfo((short) 0, ipd, false, context.getAlignmentContext());
        curArea.setAdjustingInfo(ipd.getStretch(), ipd.getShrink(), 0);


        addKnuthElementsForBorderPaddingStart(seq);


        // node is a fo:Leader
        seq.add(new KnuthInlineBox(0, alignmentContext, new LeafPosition(this, -1), true));
        seq.add(new KnuthPenalty(0, KnuthElement.INFINITE, false,
                new LeafPosition(this, -1), true));
        if (alignment == EN_JUSTIFY || alignment == 0) {
            seq.add(new KnuthGlue(areaInfo.ipdArea, new LeafPosition(this, 0), false));
        } else {
            seq.add(new KnuthGlue(areaInfo.ipdArea.getOpt(), 0, 0,
                    new LeafPosition(this, 0), false));
        }
        seq.add(new KnuthInlineBox(0, alignmentContext, new LeafPosition(this, -1), true));


        addKnuthElementsForBorderPaddingEnd(seq);


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

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