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java.lang.Objectorg.apache.fop.layoutmgr.AbstractBaseLayoutManager
org.apache.fop.layoutmgr.AbstractLayoutManager
org.apache.fop.layoutmgr.BlockStackingLayoutManager
org.apache.fop.layoutmgr.BlockContainerLayoutManager
public class BlockContainerLayoutManager
LayoutManager for a block-container FO.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.apache.fop.layoutmgr.BlockStackingLayoutManager |
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BlockStackingLayoutManager.MappingPosition, BlockStackingLayoutManager.StackingIter |
Field Summary |
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Fields inherited from class org.apache.fop.layoutmgr.BlockStackingLayoutManager |
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adjustedSpaceAfter, adjustedSpaceBefore, bpUnit, breakBeforeServed, endIndent, firstVisibleMarkServed, foSpaceAfter, foSpaceBefore, parentArea, referenceIPD, startIndent, storedList |
Fields inherited from class org.apache.fop.layoutmgr.AbstractLayoutManager |
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childLMiter, childLMs, curChildLM, fobjIter, parentLM |
Fields inherited from class org.apache.fop.layoutmgr.AbstractBaseLayoutManager |
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fobj, generatesBlockArea, generatesReferenceArea |
Fields inherited from interface org.apache.fop.layoutmgr.BlockLevelLayoutManager |
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LINE_HEIGHT_ADJUSTMENT, LINE_NUMBER_ADJUSTMENT, NO_ADJUSTMENT, SPACE_AFTER_ADJUSTMENT, SPACE_BEFORE_ADJUSTMENT |
Constructor Summary | |
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BlockContainerLayoutManager(BlockContainer node)
Create a new block container layout manager. |
Method Summary | |
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void |
addAreas(PositionIterator parentIter,
LayoutContext layoutContext)
Tell the layout manager to add all the child areas implied by Position objects which will be returned by the Iterator. |
void |
addChildArea(Area childArea)
Add the child to the block container. |
void |
discardSpace(KnuthGlue spaceGlue)
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protected void |
flush()
Force current area to be added to parent area. |
protected BlockContainer |
getBlockContainerFO()
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int |
getContentAreaBPD()
Returns the BPD of the content area |
boolean |
getGeneratesBlockArea()
Returns an indication if the layout manager generates a block area. |
boolean |
getGeneratesReferenceArea()
Returns an indication if the layout manager generates a reference area. |
java.util.LinkedList |
getNextKnuthElements(LayoutContext context,
int alignment)
Get a sequence of KnuthElements representing the content of the node assigned to the LM |
Area |
getParentArea(Area childArea)
Get the parent area for children of this block container. |
protected int |
getRotatedIPD()
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void |
initialize()
initialize the layout manager. |
boolean |
mustKeepTogether()
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boolean |
mustKeepWithNext()
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boolean |
mustKeepWithPrevious()
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int |
negotiateBPDAdjustment(int adj,
KnuthElement lastElement)
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void |
notifyBorder(RelSide side,
MinOptMax effectiveLength)
Notifies the layout manager about the effective length/width of its border. |
void |
notifyPadding(RelSide side,
MinOptMax effectiveLength)
Notifies the layout manager about the effective length/width of its padding. |
void |
notifySpace(RelSide side,
MinOptMax effectiveLength)
Notifies the layout manager about the effective length of its space. |
Methods inherited from class org.apache.fop.layoutmgr.AbstractLayoutManager |
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addChildLM, addChildLMs, addMarkersToPage, createChildLMs, createNextChildLMs, getChildLM, getChildLMs, getCurrentPage, getCurrentPV, getParent, getPSLM, hasNextChildLM, isFinished, isFirst, isLast, notifyPos, setFinished, setParent, toString, transferForeignAttributes |
Methods inherited from class org.apache.fop.layoutmgr.AbstractBaseLayoutManager |
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getAncestorBlockAreaBPD, getAncestorBlockAreaIPD, getBaseLength, getFObj, getGeneratesLineArea, getParentAreaBPD, getParentAreaIPD, getReferenceAreaBPD, getReferenceAreaIPD, setGeneratesBlockArea, setGeneratesReferenceArea |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.apache.fop.layoutmgr.LayoutManager |
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addChildLM, addChildLMs, createNextChildLMs, getChildLMs, getFObj, getGeneratesLineArea, getParent, getPSLM, isFinished, notifyPos, setFinished, setParent |
Methods inherited from interface org.apache.fop.datatypes.PercentBaseContext |
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getBaseLength |
Constructor Detail |
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public BlockContainerLayoutManager(BlockContainer node)
node
- block-container node to create the layout manager for.Method Detail |
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public void initialize()
initialize
in interface LayoutManager
initialize
in class AbstractLayoutManager
protected int getRotatedIPD()
public int getContentAreaBPD()
getContentAreaBPD
in interface LayoutManager
getContentAreaBPD
in class BlockStackingLayoutManager
public java.util.LinkedList getNextKnuthElements(LayoutContext context, int alignment)
getNextKnuthElements
in interface LayoutManager
getNextKnuthElements
in class BlockStackingLayoutManager
context
- the LayoutContext used to store layout informationalignment
- the desired text alignement
public void addAreas(PositionIterator parentIter, LayoutContext layoutContext)
addAreas
in interface LayoutManager
addAreas
in class AbstractLayoutManager
parentIter
- the position iteratorlayoutContext
- the contextpublic Area getParentArea(Area childArea)
getParentArea
in interface LayoutManager
getParentArea
in class AbstractLayoutManager
childArea
- the child area for which the parent area is wanted
public void addChildArea(Area childArea)
addChildArea
in interface LayoutManager
addChildArea
in class BlockStackingLayoutManager
childArea
- the area to add: will be some block-stacked Area.protected void flush()
flush
in class BlockStackingLayoutManager
public int negotiateBPDAdjustment(int adj, KnuthElement lastElement)
negotiateBPDAdjustment
in interface BlockLevelLayoutManager
negotiateBPDAdjustment
in class BlockStackingLayoutManager
public void discardSpace(KnuthGlue spaceGlue)
discardSpace
in interface BlockLevelLayoutManager
discardSpace
in class BlockStackingLayoutManager
public boolean mustKeepTogether()
mustKeepTogether
in interface BlockLevelLayoutManager
mustKeepTogether
in class BlockStackingLayoutManager
public boolean mustKeepWithPrevious()
mustKeepWithPrevious
in interface BlockLevelLayoutManager
mustKeepWithPrevious
in class BlockStackingLayoutManager
public boolean mustKeepWithNext()
mustKeepWithNext
in interface BlockLevelLayoutManager
mustKeepWithNext
in class BlockStackingLayoutManager
protected BlockContainer getBlockContainerFO()
public boolean getGeneratesReferenceArea()
getGeneratesReferenceArea
in interface LayoutManager
getGeneratesReferenceArea
in class AbstractBaseLayoutManager
public boolean getGeneratesBlockArea()
getGeneratesBlockArea
in interface LayoutManager
getGeneratesBlockArea
in class AbstractBaseLayoutManager
public void notifySpace(RelSide side, MinOptMax effectiveLength)
notifySpace
in interface ConditionalElementListener
side
- the side to which the space applieseffectiveLength
- the effective length after space-resolution (null means zero length)public void notifyBorder(RelSide side, MinOptMax effectiveLength)
notifyBorder
in interface ConditionalElementListener
side
- the side to which the border applieseffectiveLength
- the effective length in the current break situation
(null means zero length)public void notifyPadding(RelSide side, MinOptMax effectiveLength)
notifyPadding
in interface ConditionalElementListener
side
- the side to which the padding applieseffectiveLength
- the effective length in the current break situation
(null means zero length)
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