org.apache.fop.layoutmgr
Interface BlockLevelLayoutManager

All Superinterfaces:

LayoutManager, PercentBaseContext

All Known Implementing Classes:

BlockContainerLayoutManager, BlockLayoutManager, BlockStackingLayoutManager, FlowLayoutManager, FootnoteBodyLayoutManager, LineLayoutManager, ListBlockLayoutManager, ListItemContentLayoutManager, ListItemLayoutManager, StaticContentLayoutManager, TableAndCaptionLayoutManager, TableCaptionLayoutManager, TableCellLayoutManager, TableLayoutManager

public interface BlockLevelLayoutManager
extends LayoutManager

The interface for LayoutManagers which generate block areas

Field Summary

static int	KEEP_ALWAYS The integer value for "always" keep strength
static int	KEEP_AUTO The integer value for "auto" keep strength
static int	LINE_HEIGHT_ADJUSTMENT Adjustment class: adjustment for line height
static int	LINE_NUMBER_ADJUSTMENT Adjustment class: adjustment for number of lines
static int	NO_ADJUSTMENT Adjustment class: no adjustment
static int	SPACE_AFTER_ADJUSTMENT Adjustment class: adjustment for space-after
static int	SPACE_BEFORE_ADJUSTMENT Adjustment class: adjustment for space-before

Method Summary

void	discardSpace(KnuthGlue spaceGlue)
int	getKeepTogetherStrength() Returns the keep-together strength for this element.
int	getKeepWithNextStrength() Returns the keep-with-next strength for this element.
int	getKeepWithPreviousStrength() Returns the keep-with-previous strength for this element.
boolean	mustKeepTogether()
boolean	mustKeepWithNext()
boolean	mustKeepWithPrevious()
int	negotiateBPDAdjustment(int adj, KnuthElement lastElement)

Methods inherited from interface org.apache.fop.layoutmgr.LayoutManager

addAreas, addChildArea, addChildLM, addChildLMs, createNextChildLMs, getChangedKnuthElements, getChildLMs, getContentAreaBPD, getContentAreaIPD, getFObj, getGeneratesBlockArea, getGeneratesLineArea, getGeneratesReferenceArea, getNextKnuthElements, getParent, getParentArea, getPSLM, initialize, isFinished, notifyPos, setFinished, setParent

Methods inherited from interface org.apache.fop.datatypes.PercentBaseContext

getBaseLength

Field Detail

NO_ADJUSTMENT

static final int NO_ADJUSTMENT

Adjustment class: no adjustment

See Also:

Constant Field Values

SPACE_BEFORE_ADJUSTMENT

static final int SPACE_BEFORE_ADJUSTMENT

Adjustment class: adjustment for space-before

See Also:

Constant Field Values

SPACE_AFTER_ADJUSTMENT

static final int SPACE_AFTER_ADJUSTMENT

Adjustment class: adjustment for space-after

See Also:

Constant Field Values

LINE_NUMBER_ADJUSTMENT

static final int LINE_NUMBER_ADJUSTMENT

Adjustment class: adjustment for number of lines

See Also:

Constant Field Values

LINE_HEIGHT_ADJUSTMENT

static final int LINE_HEIGHT_ADJUSTMENT

Adjustment class: adjustment for line height

See Also:

Constant Field Values

KEEP_AUTO

static final int KEEP_AUTO

The integer value for "auto" keep strength

See Also:

Constant Field Values

KEEP_ALWAYS

static final int KEEP_ALWAYS

The integer value for "always" keep strength

See Also:

Constant Field Values

Method Detail

negotiateBPDAdjustment

int negotiateBPDAdjustment(int adj,
                           KnuthElement lastElement)

discardSpace

void discardSpace(KnuthGlue spaceGlue)

getKeepTogetherStrength

int getKeepTogetherStrength()

Returns the keep-together strength for this element.

Returns:

the keep-together strength

mustKeepTogether

boolean mustKeepTogether()

Returns:

true if this element must be kept together

getKeepWithPreviousStrength

int getKeepWithPreviousStrength()

Returns the keep-with-previous strength for this element.

Returns:

the keep-with-previous strength

mustKeepWithPrevious

boolean mustKeepWithPrevious()

Returns:

true if this element must be kept with the previous element.

getKeepWithNextStrength

int getKeepWithNextStrength()

Returns the keep-with-next strength for this element.

Returns:

the keep-with-next strength

mustKeepWithNext

boolean mustKeepWithNext()

Returns:

true if this element must be kept with the next element.