diff options
Diffstat (limited to 'src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java')
| -rw-r--r-- | src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java | 226 |
1 files changed, 113 insertions, 113 deletions
diff --git a/src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java b/src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java index 4360f62e9..1d6662cb2 100644 --- a/src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java +++ b/src/java/org/apache/fop/layoutmgr/BlockStackingLayoutManager.java @@ -5,9 +5,9 @@ * 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. @@ -91,7 +91,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager private Position auxiliaryPosition; private int contentAreaIPD = 0; - + /** * @param node the fo this LM deals with */ @@ -100,7 +100,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager setGeneratesBlockArea(true); } - /** + /** * @return current area being filled */ protected BlockParent getCurrentArea() { @@ -181,7 +181,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } return this.auxiliaryPosition; } - + /** * @param len length in millipoints to span with bp units * @return the minimum integer n such that n * bpUnit >= len @@ -194,7 +194,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager * Determines and sets the content area IPD based on available reference area IPD, start- and * end-indent properties. * end-indent is adjusted based on overconstrained geometry rules, if necessary. - * + * * @return the resulting content area IPD */ protected int updateContentAreaIPDwithOverconstrainedAdjust() { @@ -213,9 +213,9 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager setContentAreaIPD(ipd); return ipd; } - + /** - * Sets the content area IPD by directly supplying the value. + * Sets the content area IPD by directly supplying the value. * end-indent is adjusted based on overconstrained geometry rules, if necessary. * @param contentIPD the IPD of the content * @return the resulting content area IPD @@ -234,7 +234,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager setContentAreaIPD(contentIPD); return contentIPD; } - + /** {@inheritDoc} */ public List getNextKnuthElements(LayoutContext context, int alignment) { //log.debug("BLM.getNextKnuthElements> keep-together = " @@ -247,7 +247,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager BlockLevelLayoutManager prevLM = null; // previously active LM referenceIPD = context.getRefIPD(); - + updateContentAreaIPDwithOverconstrainedAdjust(); List returnedList = null; @@ -268,16 +268,16 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager addKnuthElementsForSpaceBefore(returnList, alignment); context.updateKeepWithPreviousPending(getKeepWithPreviousStrength()); } - + addKnuthElementsForBorderPaddingBefore(returnList, !firstVisibleMarkServed); firstVisibleMarkServed = true; //Spaces, border and padding to be repeated at each break addPendingMarks(context); - + //Used to indicate a special break-after case when all content has already been generated. BreakElement forcedBreakAfterLast = null; - + while ((curLM = (BlockLevelLayoutManager) getChildLM()) != null) { LayoutContext childLC = new LayoutContext(0); childLC.copyPendingMarksFrom(context); @@ -314,13 +314,13 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } if (contentList.isEmpty()) { - // Empty fo:block, zero-length box makes sure the IDs and/or markers + // Empty fo:block, zero-length box makes sure the IDs and/or markers // are registered and borders/padding are painted. returnList.add(new KnuthBox(0, notifyPos(new Position(this)), false)); } // a descendant of this block has break-before contentList.addAll(returnedList); - + /* extension: conversione di tutta la sequenza fin'ora ottenuta */ if (bpUnit > 0) { storedList = contentList; @@ -350,7 +350,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager // a descendant of this block has break-after if (curLM.isFinished() && !hasNextChildLM()) { forcedBreakAfterLast = (BreakElement) ListUtil - .removeLast(contentList); + .removeLast(contentList); context.clearPendingMarks(); break; } @@ -385,15 +385,15 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager if (!contentList.isEmpty()) { wrapPositionElements(contentList, returnList); } else if (forcedBreakAfterLast == null) { - // Empty fo:block, zero-length box makes sure the IDs and/or markers + // Empty fo:block, zero-length box makes sure the IDs and/or markers // are registered. returnList.add(new KnuthBox(0, notifyPos(new Position(this)), true)); } addKnuthElementsForBorderPaddingAfter(returnList, true); addKnuthElementsForSpaceAfter(returnList, alignment); - - //All child content is processed. Only break-after can occur now, so... + + //All child content is processed. Only break-after can occur now, so... context.clearPendingMarks(); if (forcedBreakAfterLast == null) { addKnuthElementsForBreakAfter(returnList, context); @@ -403,9 +403,9 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager forcedBreakAfterLast.clearPendingMarks(); wrapPositionElement(forcedBreakAfterLast, returnList, false); } - + context.updateKeepWithNextPending(getKeepWithNextStrength()); - + setFinished(true); return returnList; @@ -419,20 +419,20 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager */ protected void addInBetweenBreak(List contentList, LayoutContext context, LayoutContext childLC) { - if (mustKeepTogether() + if (mustKeepTogether() || context.isKeepWithNextPending() || childLC.isKeepWithPreviousPending()) { - + int strength = getKeepTogetherStrength(); - + //Handle pending keep-with-next strength = Math.max(strength, context.getKeepWithNextPending()); context.clearKeepWithNextPending(); - + //Handle pending keep-with-previous from child LM strength = Math.max(strength, childLC.getKeepWithPreviousPending()); childLC.clearKeepWithPreviousPending(); - + int penalty = KeepUtil.getPenaltyForKeep(strength); // add a penalty to forbid or discourage a break between blocks @@ -440,7 +440,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager new Position(this), penalty, context)); return; } - + ListElement last = (ListElement) ListUtil.getLast(contentList); if (last.isGlue()) { // the last element in contentList is a glue; @@ -465,7 +465,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager // areas for following Positions. The above test aims at preventing // such a situation from occurring. add a null penalty to allow a break // between blocks - + // add a null penalty to allow a break between blocks contentList.add(new BreakElement( new Position(this), 0, context)); @@ -473,11 +473,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } /** - * {@inheritDoc} + * {@inheritDoc} */ public int negotiateBPDAdjustment(int adj, KnuthElement lastElement) { /*LF*/ //log.debug(" BLM.negotiateBPDAdjustment> " + adj); -/*LF*/ //log.debug(" lastElement e' " + (lastElement.isPenalty() +/*LF*/ //log.debug(" lastElement e' " + (lastElement.isPenalty() // ? "penalty" : (lastElement.isGlue() ? "glue" : "box" ))); /*LF*/ //log.debug(" position e' " + lastElement.getPosition().getClass().getName()); /*LF*/ //log.debug(" " + (bpUnit > 0 ? "unit" : "")); @@ -497,9 +497,9 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager return adj; } else if (innerPosition instanceof MappingPosition) { // this block has block-progression-unit > 0: the adjustment can concern - // - the space-before or space-after of this block, + // - the space-before or space-after of this block, // - the line number of a descendant of this block - MappingPosition mappingPos = (MappingPosition)innerPosition; + MappingPosition mappingPos = (MappingPosition)innerPosition; if (lastElement.isGlue()) { // lastElement is a glue /*LF*/ //log.debug(" BLM.negotiateBPDAdjustment> bpunit con glue"); @@ -512,7 +512,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager newAdjustment += ((BlockLevelLayoutManager)storedElement .getLayoutManager()).negotiateBPDAdjustment( adj - newAdjustment, storedElement); -/*LF*/ //log.debug(" BLM.negotiateBPDAdjustment> (progressivo) righe: " +/*LF*/ //log.debug(" BLM.negotiateBPDAdjustment> (progressivo) righe: " // + newAdjustment); } } @@ -530,7 +530,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager // the original penalty has width > 0 /*LF*/ //log.debug(" BLM.negotiateBPDAdjustment> chiamata passata"); return ((BlockLevelLayoutManager)storedPenalty.getLayoutManager()) - .negotiateBPDAdjustment(storedPenalty.getW(), + .negotiateBPDAdjustment(storedPenalty.getW(), (KnuthElement)storedPenalty); } else { // the original penalty has width = 0 @@ -586,11 +586,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } /** - * {@inheritDoc} + * {@inheritDoc} */ public List getChangedKnuthElements(List oldList, int alignment) { /*LF*/ //log.debug(""); -/*LF*/ //log.debug(" BLM.getChangedKnuthElements> inizio: oldList.size() = " +/*LF*/ //log.debug(" BLM.getChangedKnuthElements> inizio: oldList.size() = " // + oldList.size()); ListIterator oldListIterator = oldList.listIterator(); KnuthElement returnedElement; @@ -605,10 +605,10 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager while (oldListIterator.hasNext()) { oldElement = (KnuthElement)oldListIterator.next(); Position innerPosition = ((NonLeafPosition) oldElement.getPosition()).getPosition(); - //log.debug(" BLM> unwrapping: " - // + (oldElement.isBox() ? "box " : (oldElement.isGlue() ? "glue " : "penalty")) + //log.debug(" BLM> unwrapping: " + // + (oldElement.isBox() ? "box " : (oldElement.isGlue() ? "glue " : "penalty")) // + " creato da " + oldElement.getLayoutManager().getClass().getName()); - //log.debug(" BLM> unwrapping: " + //log.debug(" BLM> unwrapping: " // + oldElement.getPosition().getClass().getName()); if (innerPosition != null) { // oldElement was created by a descendant of this BlockLM @@ -645,18 +645,18 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } int iLast = ((MappingPosition) el.getPosition()).getLastIndex(); - //log-debug(" si usa storedList da " + iFirst + " a " + iLast + //log-debug(" si usa storedList da " + iFirst + " a " + iLast // + " compresi su " + storedList.size() + " elementi totali"); workList = storedList.subList(iFirst, iLast + 1); } ListIterator workListIterator = workList.listIterator(); - //log.debug(" BLM.getChangedKnuthElements> workList.size() = " + //log.debug(" BLM.getChangedKnuthElements> workList.size() = " // + workList.size() + " da 0 a " + (workList.size() - 1)); while (workListIterator.hasNext()) { currElement = (KnuthElement) workListIterator.next(); - //log.debug("elemento n. " + workListIterator.previousIndex() + //log.debug("elemento n. " + workListIterator.previousIndex() // + " nella workList"); if (prevElement != null && prevElement.getLayoutManager() != currElement.getLayoutManager()) { @@ -667,8 +667,8 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager currElement.getLayoutManager(); boolean bSomethingAdded = false; if (prevLM != this) { - //log.debug(" BLM.getChangedKnuthElements> chiamata da " - // + fromIndex + " a " + workListIterator.previousIndex() + " su " + //log.debug(" BLM.getChangedKnuthElements> chiamata da " + // + fromIndex + " a " + workListIterator.previousIndex() + " su " // + prevLM.getClass().getName()); returnedList.addAll(prevLM.getChangedKnuthElements(workList.subList( fromIndex, workListIterator.previousIndex()), alignment)); @@ -677,7 +677,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager // prevLM == this // do nothing //log.debug(" BLM.getChangedKnuthElements> elementi propri, " - // + "ignorati, da " + fromIndex + " a " + workListIterator.previousIndex() + // + "ignorati, da " + fromIndex + " a " + workListIterator.previousIndex() // + " su " + prevLM.getClass().getName()); } fromIndex = workListIterator.previousIndex(); @@ -692,7 +692,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager || prevLM.mustKeepWithNext() || currLM.mustKeepWithPrevious())) { // add an infinite penalty to forbid a break between blocks - returnedList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false, + returnedList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false, new Position(this), false)); } else if (bSomethingAdded && !((KnuthElement) ListUtil.getLast(returnedList)) @@ -707,7 +707,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager BlockLevelLayoutManager currLM = (BlockLevelLayoutManager) currElement.getLayoutManager(); if (currLM != this) { - //log.debug(" BLM.getChangedKnuthElements> chiamata da " + fromIndex + //log.debug(" BLM.getChangedKnuthElements> chiamata da " + fromIndex // + " a " + oldList.size() + " su " + currLM.getClass().getName()); returnedList.addAll(currLM.getChangedKnuthElements( workList.subList(fromIndex, workList.size()), alignment)); @@ -718,7 +718,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager if (!returnedList.isEmpty()) { ListUtil.removeLast(returnedList); } - //log.debug(" BLM.getChangedKnuthElements> elementi propri, ignorati, da " + //log.debug(" BLM.getChangedKnuthElements> elementi propri, ignorati, da " // + fromIndex + " a " + workList.size()); } } @@ -747,7 +747,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } } - //log.debug(" BLM.getChangedKnuthElements> intermedio: returnedList.size() = " + //log.debug(" BLM.getChangedKnuthElements> intermedio: returnedList.size() = " // + returnedList.size()); /* estensione: conversione complessiva */ @@ -774,18 +774,18 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } if (bpUnit > 0 || adjustedSpaceAfter != 0) { if (!spaceAfterIsConditional) { - returnList.add(new KnuthPenalty(0, + returnList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false, new NonLeafPosition(this, null), false)); } if (bpUnit > 0) { returnList.add(new KnuthGlue(0, 0, 0, - SPACE_AFTER_ADJUSTMENT, + SPACE_AFTER_ADJUSTMENT, new NonLeafPosition(this, null), (!spaceAfterIsConditional) ? false : true)); } else { returnList.add(new KnuthGlue(adjustedSpaceAfter, 0, 0, - SPACE_AFTER_ADJUSTMENT, + SPACE_AFTER_ADJUSTMENT, new NonLeafPosition(this, null), (!spaceAfterIsConditional) ? false : true)); } @@ -795,7 +795,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } } - //log.debug(" BLM.getChangedKnuthElements> finished: returnList.size() = " + //log.debug(" BLM.getChangedKnuthElements> finished: returnList.size() = " // + returnList.size()); return returnList; } @@ -807,7 +807,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager protected int getParentKeepTogetherStrength() { int strength = KEEP_AUTO; if (getParent() instanceof BlockLevelLayoutManager) { - strength = ((BlockLevelLayoutManager)getParent()).getKeepTogetherStrength(); + strength = ((BlockLevelLayoutManager)getParent()).getKeepTogetherStrength(); } else if (getParent() instanceof InlineLayoutManager) { if (((InlineLayoutManager) getParent()).mustKeepTogether()) { strength = KEEP_ALWAYS; @@ -817,7 +817,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } return strength; } - + /** {@inheritDoc} */ public boolean mustKeepTogether() { return getKeepTogetherStrength() > KEEP_AUTO; @@ -843,7 +843,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager if (borderAndPadding != null) { if (borderAndPadding.getBorderBeforeWidth(false) > 0) { context.addPendingBeforeMark(new BorderElement( - getAuxiliaryPosition(), + getAuxiliaryPosition(), borderAndPadding.getBorderInfo( CommonBorderPaddingBackground.BEFORE).getWidth(), RelSide.BEFORE, @@ -854,15 +854,15 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager getAuxiliaryPosition(), borderAndPadding.getPaddingLengthProperty( CommonBorderPaddingBackground.BEFORE), - RelSide.BEFORE, + RelSide.BEFORE, false, false, this)); } if (borderAndPadding.getBorderAfterWidth(false) > 0) { context.addPendingAfterMark(new BorderElement( - getAuxiliaryPosition(), + getAuxiliaryPosition(), borderAndPadding.getBorderInfo( CommonBorderPaddingBackground.AFTER).getWidth(), - RelSide.AFTER, + RelSide.AFTER, false, false, this)); } if (borderAndPadding.getPaddingAfter(false, this) > 0) { @@ -870,12 +870,12 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager getAuxiliaryPosition(), borderAndPadding.getPaddingLengthProperty( CommonBorderPaddingBackground.AFTER), - RelSide.AFTER, + RelSide.AFTER, false, false, this)); } } } - + /** @return the border, padding and background info structure */ private CommonBorderPaddingBackground getBorderPaddingBackground() { if (fobj instanceof org.apache.fop.fo.flow.Block) { @@ -897,7 +897,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager return null; } } - + /** @return the space-before property */ private SpaceProperty getSpaceBeforeProperty() { if (fobj instanceof org.apache.fop.fo.flow.Block) { @@ -919,7 +919,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager return null; } } - + /** @return the space-after property */ private SpaceProperty getSpaceAfterProperty() { if (fobj instanceof org.apache.fop.fo.flow.Block) { @@ -941,11 +941,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager return null; } } - + /** * Creates Knuth elements for before border padding and adds them to the return list. * @param returnList return list to add the additional elements to - * @param isFirst true if this is the first time a layout manager instance needs to generate + * @param isFirst true if this is the first time a layout manager instance needs to generate * border and padding */ protected void addKnuthElementsForBorderPaddingBefore(List returnList, boolean isFirst) { @@ -954,7 +954,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager if (borderAndPadding != null) { if (borderAndPadding.getBorderBeforeWidth(false) > 0) { returnList.add(new BorderElement( - getAuxiliaryPosition(), + getAuxiliaryPosition(), borderAndPadding.getBorderInfo(CommonBorderPaddingBackground.BEFORE) .getWidth(), RelSide.BEFORE, isFirst, false, this)); @@ -963,7 +963,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager returnList.add(new PaddingElement( getAuxiliaryPosition(), borderAndPadding.getPaddingLengthProperty( - CommonBorderPaddingBackground.BEFORE), + CommonBorderPaddingBackground.BEFORE), RelSide.BEFORE, isFirst, false, this)); } } @@ -972,7 +972,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager /** * Creates Knuth elements for after border padding and adds them to the return list. * @param returnList return list to add the additional elements to - * @param isLast true if this is the last time a layout manager instance needs to generate + * @param isLast true if this is the last time a layout manager instance needs to generate * border and padding */ protected void addKnuthElementsForBorderPaddingAfter(List returnList, boolean isLast) { @@ -988,7 +988,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } if (borderAndPadding.getBorderAfterWidth(false) > 0) { returnList.add(new BorderElement( - getAuxiliaryPosition(), + getAuxiliaryPosition(), borderAndPadding.getBorderInfo(CommonBorderPaddingBackground.AFTER) .getWidth(), RelSide.AFTER, false, isLast, this)); @@ -1002,7 +1002,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager * @param context the layout context * @return true if an element has been added due to a break-before. */ - protected boolean addKnuthElementsForBreakBefore(List returnList, + protected boolean addKnuthElementsForBreakBefore(List returnList, LayoutContext context) { int breakBefore = -1; if (fobj instanceof org.apache.fop.fo.flow.Block) { @@ -1017,11 +1017,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager breakBefore = ((org.apache.fop.fo.flow.table.Table) fobj).getBreakBefore(); } if (breakBefore == EN_PAGE - || breakBefore == EN_COLUMN - || breakBefore == EN_EVEN_PAGE + || breakBefore == EN_COLUMN + || breakBefore == EN_EVEN_PAGE || breakBefore == EN_ODD_PAGE) { // return a penalty element, representing a forced page break - returnList.add(new BreakElement(getAuxiliaryPosition(), + returnList.add(new BreakElement(getAuxiliaryPosition(), 0, -KnuthElement.INFINITE, breakBefore, context)); return true; } else { @@ -1035,7 +1035,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager * @param context the layout context * @return true if an element has been added due to a break-after. */ - protected boolean addKnuthElementsForBreakAfter(List returnList, + protected boolean addKnuthElementsForBreakAfter(List returnList, LayoutContext context) { int breakAfter = -1; if (fobj instanceof org.apache.fop.fo.flow.Block) { @@ -1054,7 +1054,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager || breakAfter == EN_EVEN_PAGE || breakAfter == EN_ODD_PAGE) { // add a penalty element, representing a forced page break - returnList.add(new BreakElement(getAuxiliaryPosition(), + returnList.add(new BreakElement(getAuxiliaryPosition(), 0, -KnuthElement.INFINITE, breakAfter, context)); return true; } else { @@ -1067,21 +1067,21 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager * @param returnList return list to add the additional elements to * @param alignment vertical alignment */ - protected void addKnuthElementsForSpaceBefore(List returnList/*, + protected void addKnuthElementsForSpaceBefore(List returnList/*, Position returnPosition*/, int alignment) { SpaceProperty spaceBefore = getSpaceBeforeProperty(); // append elements representing space-before if (spaceBefore != null - && !(spaceBefore.getMinimum(this).getLength().getValue(this) == 0 + && !(spaceBefore.getMinimum(this).getLength().getValue(this) == 0 && spaceBefore.getMaximum(this).getLength().getValue(this) == 0)) { returnList.add(new SpaceElement(getAuxiliaryPosition(), spaceBefore, - RelSide.BEFORE, + RelSide.BEFORE, true, false, this)); } /* if (bpUnit > 0 || spaceBefore != null - && !(spaceBefore.getMinimum(this).getLength().getValue(this) == 0 + && !(spaceBefore.getMinimum(this).getLength().getValue(this) == 0 && spaceBefore.getMaximum(this).getLength().getValue(this) == 0)) { if (spaceBefore != null && !spaceBefore.getSpace().isDiscard()) { // add elements to prevent the glue to be discarded @@ -1091,7 +1091,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } if (bpUnit > 0) { returnList.add(new KnuthGlue(0, 0, 0, - BlockLevelLayoutManager.SPACE_BEFORE_ADJUSTMENT, + BlockLevelLayoutManager.SPACE_BEFORE_ADJUSTMENT, getAuxiliaryPosition(), true)); } else { //if (alignment == EN_JUSTIFY) { returnList.add(new KnuthGlue( @@ -1100,11 +1100,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager - spaceBefore.getOptimum(this).getLength().getValue(this), spaceBefore.getOptimum(this).getLength().getValue(this) - spaceBefore.getMinimum(this).getLength().getValue(this), - BlockLevelLayoutManager.SPACE_BEFORE_ADJUSTMENT, + BlockLevelLayoutManager.SPACE_BEFORE_ADJUSTMENT, getAuxiliaryPosition(), true)); // } else { // returnList.add(new KnuthGlue( -// spaceBefore.getOptimum().getLength().getValue(this), +// spaceBefore.getOptimum().getLength().getValue(this), // 0, 0, BlockLevelLayoutManager.SPACE_BEFORE_ADJUSTMENT, // returnPosition, true)); } @@ -1116,28 +1116,28 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager * @param returnList return list to add the additional elements to * @param alignment vertical alignment */ - protected void addKnuthElementsForSpaceAfter(List returnList/*, Position returnPosition*/, + protected void addKnuthElementsForSpaceAfter(List returnList/*, Position returnPosition*/, int alignment) { SpaceProperty spaceAfter = getSpaceAfterProperty(); // append elements representing space-after if (spaceAfter != null - && !(spaceAfter.getMinimum(this).getLength().getValue(this) == 0 + && !(spaceAfter.getMinimum(this).getLength().getValue(this) == 0 && spaceAfter.getMaximum(this).getLength().getValue(this) == 0)) { returnList.add(new SpaceElement(getAuxiliaryPosition(), spaceAfter, - RelSide.AFTER, + RelSide.AFTER, false, true, this)); } /* if (bpUnit > 0 || spaceAfter != null - && !(spaceAfter.getMinimum(this).getLength().getValue(this) == 0 + && !(spaceAfter.getMinimum(this).getLength().getValue(this) == 0 && spaceAfter.getMaximum(this).getLength().getValue(this) == 0)) { if (spaceAfter != null && !spaceAfter.getSpace().isDiscard()) { returnList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false, getAuxiliaryPosition(), false)); } if (bpUnit > 0) { - returnList.add(new KnuthGlue(0, 0, 0, + returnList.add(new KnuthGlue(0, 0, 0, BlockLevelLayoutManager.SPACE_AFTER_ADJUSTMENT, getAuxiliaryPosition(), true)); } else { //if (alignment == EN_JUSTIFY) { @@ -1162,7 +1162,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager } protected List createUnitElements(List oldList) { - //log.debug("Start conversion: " + oldList.size() + //log.debug("Start conversion: " + oldList.size() // + " elements, space-before.min=" + layoutProps.spaceBefore.getSpace().min // + " space-after.min=" + layoutProps.spaceAfter.getSpace().min); // add elements at the beginning and at the end of oldList @@ -1192,15 +1192,15 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager KnuthElement element = (KnuthElement) oldListIterator.next(); if (element.isBox()) { totalLength.add(new MinOptMax(element.getW())); - //log.debug("box " + element.getW()); + //log.debug("box " + element.getW()); } else if (element.isGlue()) { totalLength.min -= ((KnuthGlue) element).getZ(); totalLength.max += ((KnuthGlue) element).getY(); //leafValue = ((LeafPosition) element.getPosition()).getLeafPos(); - //log.debug("glue " + element.getW() + " + " + //log.debug("glue " + element.getW() + " + " // + ((KnuthGlue) element).getY() + " - " + ((KnuthGlue) element).getZ()); } else { - //log.debug((((KnuthPenalty)element).getP() == KnuthElement.INFINITE + //log.debug((((KnuthPenalty)element).getP() == KnuthElement.INFINITE // ? "PENALTY " : "penalty ") + element.getW()); } } @@ -1294,12 +1294,12 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager int uNewShrink = (unitsBeforeBreak.opt - unitsBeforeBreak.min) - (unsuppressibleUnits.opt - unsuppressibleUnits.min); - //log.debug("(" - // + unsuppressibleUnits.min + "-" + unsuppressibleUnits.opt + "-" + //log.debug("(" + // + unsuppressibleUnits.min + "-" + unsuppressibleUnits.opt + "-" // + unsuppressibleUnits.max + ") " - // + " -> " + unitsBeforeBreak.min + "-" + unitsBeforeBreak.opt + "-" + // + " -> " + unitsBeforeBreak.min + "-" + unitsBeforeBreak.opt + "-" // + unitsBeforeBreak.max - // + " + " + unitsAfterBreak.min + "-" + unitsAfterBreak.opt + "-" + // + " + " + unitsAfterBreak.min + "-" + unitsAfterBreak.opt + "-" // + unitsAfterBreak.max // + (uLengthChange != 0 ? " [length " + uLengthChange + "] " : "") // + (uStretchChange != 0 ? " [stretch " + uStretchChange + "] " : "") @@ -1332,9 +1332,9 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager // new infinite penalty, glue and box, if necessary if (uNewStretch - uStretchChange > 0 || uNewShrink - uShrinkChange > 0) { - int iStretchUnits = (uNewStretch - uStretchChange > 0 + int iStretchUnits = (uNewStretch - uStretchChange > 0 ? (uNewStretch - uStretchChange) : 0); - int iShrinkUnits = (uNewShrink - uShrinkChange > 0 + int iShrinkUnits = (uNewShrink - uShrinkChange > 0 ? (uNewShrink - uShrinkChange) : 0); newList.add(new KnuthPenalty(0, KnuthElement.INFINITE, false, mappingPos, @@ -1381,7 +1381,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager //log.debug(" PENALTY"); //log.debug(" glue 0 " + uStretchChange + " " + uShrinkChange); //log.debug(" penalty " + uLengthChange + " * unit"); - //log.debug(" glue 0 " + (- uStretchChange) + " " + //log.debug(" glue 0 " + (- uStretchChange) + " " // + (- uShrinkChange)); } else if (oldListIterator.hasNext()) { // new penalty @@ -1483,11 +1483,11 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager StackingIter(Iterator parentIter) { super(parentIter); } - + protected LayoutManager getLM(Object nextObj) { return ((Position) nextObj).getLM(); } - + protected Position getPos(Object nextObj) { return ((Position) nextObj); } @@ -1496,24 +1496,24 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager protected static class MappingPosition extends Position { private int iFirstIndex; private int iLastIndex; - + public MappingPosition(LayoutManager lm, int first, int last) { super(lm); iFirstIndex = first; iLastIndex = last; } - + public int getFirstIndex() { return iFirstIndex; } - + public int getLastIndex() { return iLastIndex; } } /** - * "wrap" the Position inside each element moving the elements from + * "wrap" the Position inside each element moving the elements from * SourceList to targetList * @param sourceList source list * @param targetList target list receiving the wrapped position elements @@ -1521,16 +1521,16 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager protected void wrapPositionElements(List sourceList, List targetList) { wrapPositionElements(sourceList, targetList, false); } - + /** - * "wrap" the Position inside each element moving the elements from + * "wrap" the Position inside each element moving the elements from * SourceList to targetList * @param sourceList source list * @param targetList target list receiving the wrapped position elements * @param force if true, every Position is wrapped regardless of its LM of origin */ protected void wrapPositionElements(List sourceList, List targetList, boolean force) { - + ListIterator listIter = sourceList.listIterator(); Object tempElement; while (listIter.hasNext()) { @@ -1542,7 +1542,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager force); } else if (tempElement instanceof List) { wrapPositionElements( - (List) tempElement, + (List) tempElement, targetList, force); } @@ -1563,12 +1563,12 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager targetList.add(el); } - + /** @return the sum of start-indent and end-indent */ protected int getIPIndents() { return startIndent + endIndent; } - + /** * Returns the IPD of the content area * @return the IPD of the content area @@ -1576,7 +1576,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager public int getContentAreaIPD() { return contentAreaIPD; } - + /** * Sets the IPD of the content area * @param contentAreaIPD the IPD of the content area @@ -1584,7 +1584,7 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager protected void setContentAreaIPD(int contentAreaIPD) { this.contentAreaIPD = contentAreaIPD; } - + /** * Returns the BPD of the content area * @return the BPD of the content area @@ -1592,6 +1592,6 @@ public abstract class BlockStackingLayoutManager extends AbstractLayoutManager public int getContentAreaBPD() { return -1; } - + } |