java.lang.Object
- org.apache.fop.area.AreaTreeObject
- - org.apache.fop.area.Area

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

BlockParent, Container, ForeignObject, Image, InlineArea, LineArea, MainReference, RegionReference, RegionViewport, Span
```
public class Area
extends AreaTreeObject
implements java.io.Serializable
```
Base object for all areas.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field	Description
`protected int`	`bidiLevel`	Resolved bidirectional level for area.
`protected int`	`bpd`	the area's block-progression-dimension
`static int`	`CLASS_ABSOLUTE`	Absolute position class
`static int`	`CLASS_BEFORE_FLOAT`	Before float class
`static int`	`CLASS_FIXED`	Fixed position class
`static int`	`CLASS_FOOTNOTE`	Footnote class
`static int`	`CLASS_MAX`	Maximum class count
`static int`	`CLASS_NORMAL`	Normal class
`static int`	`CLASS_SIDE_FLOAT`	Side float class
`protected int`	`effectiveIPD`
`protected int`	`ipd`	the area's inline-progression-dimension
`protected static org.apache.commons.logging.Log`	`log`	logging instance
`static int`	`ORIENT_0`	Normal orientation
`static int`	`ORIENT_180`	Rotate 180 degrees
`static int`	`ORIENT_270`	Rotated 270 degrees clockwise
`static int`	`ORIENT_90`	Rotated 90 degrees clockwise
`protected java.util.TreeMap<java.lang.Integer,java.lang.Object>`	`traits`	Traits for this area.

Fields inherited from class org.apache.fop.area.AreaTreeObject
extensionAttachments, foreignAttributes

Constructor Summary

Constructors
Constructor Description

Area()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`activateEffectiveIPD()`
`void`	`addChildArea(Area child)`	Add a child to this area.
`void`	`addTrait(java.lang.Integer traitCode, java.lang.Object prop)`	Add a trait to this area.
`java.lang.Object`	`clone()`
`int`	`getAllocBPD()`	Get the allocation block progression dimension of this area.
`int`	`getAllocIPD()`	Get the allocation inline progression dimension of this area.
`int`	`getAreaClass()`	Get the area class of this area.
`int`	`getBidiLevel()`	Get the bidirectional embedding level.
`int`	`getBorderAndPaddingWidthAfter()`	Return the sum of region border- and padding-after
`int`	`getBorderAndPaddingWidthBefore()`	Return the sum of region border- and padding-before
`int`	`getBorderAndPaddingWidthEnd()`	Return the sum of region border- and padding-end
`int`	`getBorderAndPaddingWidthStart()`	Return the sum of region border- and padding-start
`int`	`getBPD()`	Get the block progression dimension of the content rectangle for this area.
`java.util.List<ChangeBar>`	`getChangeBarList()`	Returns the active change bar list.
`int`	`getEffectiveAllocIPD()`
`int`	`getEffectiveIPD()`
`int`	`getIPD()`	Get the inline progression dimension of the content rectangle for this area.
`int`	`getSpaceAfter()`	Returns the space after
`int`	`getSpaceBefore()`	Returns the space before
`int`	`getSpaceEnd()`	Returns the space end
`int`	`getSpaceStart()`	Returns the space start
`java.lang.Object`	`getTrait(java.lang.Integer traitCode)`	Get a trait from this area.
`boolean`	`getTraitAsBoolean(java.lang.Integer traitCode)`	Get a boolean trait from this area.
`int`	`getTraitAsInteger(java.lang.Integer traitCode)`	Get a trait from this area as an integer.
`java.util.Map<java.lang.Integer,java.lang.Object>`	`getTraits()`	Get the map of all traits on this area.
`boolean`	`hasTrait(java.lang.Integer traitCode)`	Checks whether a certain trait is set on this area.
`boolean`	`hasTraits()`
`void`	`resetBidiLevel()`	Reset the bidirectional embedding level to default value (-1).
`void`	`setAreaClass(int areaClass)`	Set the area class of this area.
`void`	`setBidiLevel(int bidiLevel)`	Set the bidirectional embedding level.
`void`	`setBPD(int bpd)`	Set the block progression dimension of the content rectangle for this area.
`void`	`setChangeBarList(java.util.List<ChangeBar> changeBarList)`	Sets the active change bar list.
`void`	`setIPD(int ipd)`	Set the inline progression dimension of content rectangle for this area.
`void`	`setTraits(java.util.Map traits)`	Set traits on this area, copying from an existing traits map.
`void`	`setWritingModeTraits(WritingModeTraitsGetter wmtg)`	Sets the writing mode traits for this area.
`java.lang.String`	`toString()`

Methods inherited from class org.apache.fop.area.AreaTreeObject
addExtensionAttachment, getExtensionAttachments, getForeignAttributes, getForeignAttributeValue, hasExtensionAttachments, setExtensionAttachments, setForeignAttribute, setForeignAttributes

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - ORIENT_0
```
public static final int ORIENT_0
```
    Normal orientation
    
    See Also:
    
    Constant Field Values
  - ORIENT_90
```
public static final int ORIENT_90
```
    Rotated 90 degrees clockwise
    
    See Also:
    
    Constant Field Values
  - ORIENT_180
```
public static final int ORIENT_180
```
    Rotate 180 degrees
    
    See Also:
    
    Constant Field Values
  - ORIENT_270
```
public static final int ORIENT_270
```
    Rotated 270 degrees clockwise
    
    See Also:
    
    Constant Field Values
  - CLASS_NORMAL
```
public static final int CLASS_NORMAL
```
    Normal class
    
    See Also:
    
    Constant Field Values
  - CLASS_FIXED
```
public static final int CLASS_FIXED
```
    Fixed position class
    
    See Also:
    
    Constant Field Values
  - CLASS_ABSOLUTE
```
public static final int CLASS_ABSOLUTE
```
    Absolute position class
    
    See Also:
    
    Constant Field Values
  - CLASS_BEFORE_FLOAT
```
public static final int CLASS_BEFORE_FLOAT
```
    Before float class
    
    See Also:
    
    Constant Field Values
  - CLASS_FOOTNOTE
```
public static final int CLASS_FOOTNOTE
```
    Footnote class
    
    See Also:
    
    Constant Field Values
  - CLASS_SIDE_FLOAT
```
public static final int CLASS_SIDE_FLOAT
```
    Side float class
    
    See Also:
    
    Constant Field Values
  - CLASS_MAX
```
public static final int CLASS_MAX
```
    Maximum class count
    
    See Also:
    
    Constant Field Values
  - ipd
```
protected int ipd
```
    the area's inline-progression-dimension
  - bpd
```
protected int bpd
```
    the area's block-progression-dimension
  - effectiveIPD
```
protected int effectiveIPD
```
  - bidiLevel
```
protected int bidiLevel
```
    Resolved bidirectional level for area.
  - traits
```
protected java.util.TreeMap<java.lang.Integer,java.lang.Object> traits
```
    Traits for this area.
  - log
```
protected static final org.apache.commons.logging.Log log
```
    logging instance
- Constructor Detail
  - Area
```
public Area()
```
- Method Detail
  - getChangeBarList
```
public java.util.List<ChangeBar> getChangeBarList()
```
    Returns the active change bar list.
    
    Returns:
    
    The active change bar list
  - setChangeBarList
```
public void setChangeBarList(java.util.List<ChangeBar> changeBarList)
```
    Sets the active change bar list.
    
    Parameters:
    
    changeBarList - The active change bar list
  - getAreaClass
```
public int getAreaClass()
```
    Get the area class of this area.
    
    Returns:
    
    the area class
  - clone
```
public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
```
    Overrides:
    
    clone in class AreaTreeObject
    
    Throws:
    
    java.lang.CloneNotSupportedException
  - setAreaClass
```
public void setAreaClass(int areaClass)
```
    Set the area class of this area.
    
    Parameters:
    
    areaClass - the area class
  - setIPD
```
public void setIPD(int ipd)
```
    Set the inline progression dimension of content rectangle for this area.
    
    Parameters:
    
    ipd - the new inline progression dimension
    
    See Also:
    
    ipd
  - getIPD
```
public int getIPD()
```
    Get the inline progression dimension of the content rectangle for this area.
    
    Returns:
    
    the inline progression dimension
    
    See Also:
    
    ipd
  - setBPD
```
public void setBPD(int bpd)
```
    Set the block progression dimension of the content rectangle for this area.
    
    Parameters:
    
    bpd - the new block progression dimension
    
    See Also:
    
    bpd
  - getBPD
```
public int getBPD()
```
    Get the block progression dimension of the content rectangle for this area.
    
    Returns:
    
    the block progression dimension
    
    See Also:
    
    bpd
  - getAllocIPD
```
public int getAllocIPD()
```
    Get the allocation inline progression dimension of this area. This adds the content, borders and the padding to find the total allocated IPD.
    
    Returns:
    
    the total IPD allocation for this area
  - getEffectiveAllocIPD
```
public int getEffectiveAllocIPD()
```
  - getAllocBPD
```
public int getAllocBPD()
```
    Get the allocation block progression dimension of this area. This adds the content, borders, padding and spaces to find the total allocated BPD.
    
    Returns:
    
    the total BPD allocation for this area
  - setBidiLevel
```
public void setBidiLevel(int bidiLevel)
```
    Set the bidirectional embedding level.
    
    Parameters:
    
    bidiLevel - the bidirectional embedding level
  - resetBidiLevel
```
public void resetBidiLevel()
```
    Reset the bidirectional embedding level to default value (-1).
  - getBidiLevel
```
public int getBidiLevel()
```
    Get the bidirectional embedding level.
    
    Returns:
    
    the bidirectional embedding level
  - getBorderAndPaddingWidthBefore
```
public int getBorderAndPaddingWidthBefore()
```
    Return the sum of region border- and padding-before
    
    Returns:
    
    width in millipoints
  - getBorderAndPaddingWidthAfter
```
public int getBorderAndPaddingWidthAfter()
```
    Return the sum of region border- and padding-after
    
    Returns:
    
    width in millipoints
  - getBorderAndPaddingWidthStart
```
public int getBorderAndPaddingWidthStart()
```
    Return the sum of region border- and padding-start
    
    Returns:
    
    width in millipoints
  - getBorderAndPaddingWidthEnd
```
public int getBorderAndPaddingWidthEnd()
```
    Return the sum of region border- and padding-end
    
    Returns:
    
    width in millipoints
  - getSpaceBefore
```
public int getSpaceBefore()
```
    Returns the space before
    
    Returns:
    
    width in millipoints
  - getSpaceAfter
```
public int getSpaceAfter()
```
    Returns the space after
    
    Returns:
    
    width in millipoints
  - getSpaceStart
```
public int getSpaceStart()
```
    Returns the space start
    
    Returns:
    
    width in millipoints
  - getSpaceEnd
```
public int getSpaceEnd()
```
    Returns the space end
    
    Returns:
    
    width in millipoints
  - addChildArea
```
public void addChildArea(Area child)
```
    Add a child to this area. The default is to do nothing. Subclasses must override to do something if they can have child areas.
    
    Parameters:
    
    child - the child area to add
  - addTrait
```
public void addTrait(java.lang.Integer traitCode,
                     java.lang.Object prop)
```
    Add a trait to this area.
    
    Parameters:
    
    traitCode - the trait key
    
    prop - the value of the trait
  - setTraits
```
public void setTraits(java.util.Map traits)
```
    Set traits on this area, copying from an existing traits map.
    
    Parameters:
    
    traits - the map of traits
  - getTraits
```
public java.util.Map<java.lang.Integer,java.lang.Object> getTraits()
```
    Get the map of all traits on this area.
    
    Returns:
    
    the map of traits
  - hasTraits
```
public boolean hasTraits()
```
    Returns:
    
    true if the area has traits
  - getTrait
```
public java.lang.Object getTrait(java.lang.Integer traitCode)
```
    Get a trait from this area.
    
    Parameters:
    
    traitCode - the trait key
    
    Returns:
    
    the trait value
  - hasTrait
```
public boolean hasTrait(java.lang.Integer traitCode)
```
    Checks whether a certain trait is set on this area.
    
    Parameters:
    
    traitCode - the trait key
    
    Returns:
    
    true if the trait is set
  - getTraitAsBoolean
```
public boolean getTraitAsBoolean(java.lang.Integer traitCode)
```
    Get a boolean trait from this area.
    
    Parameters:
    
    traitCode - the trait key
    
    Returns:
    
    the trait value
  - getTraitAsInteger
```
public int getTraitAsInteger(java.lang.Integer traitCode)
```
    Get a trait from this area as an integer.
    
    Parameters:
    
    traitCode - the trait key
    
    Returns:
    
    the trait value
  - setWritingModeTraits
```
public void setWritingModeTraits(WritingModeTraitsGetter wmtg)
```
    Sets the writing mode traits for this area. Default implementation does nothing.
    
    Parameters:
    
    wmtg - a WM traits getter
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    ipd and bpd of area
  - getEffectiveIPD
```
public int getEffectiveIPD()
```
  - activateEffectiveIPD
```
public void activateEffectiveIPD()
```

Class Area

Field Summary

Fields inherited from class org.apache.fop.area.AreaTreeObject

Constructor Summary

Method Summary

Methods inherited from class org.apache.fop.area.AreaTreeObject

Methods inherited from class java.lang.Object

Field Detail

ORIENT_0

ORIENT_90

ORIENT_180

ORIENT_270

CLASS_NORMAL

CLASS_FIXED

CLASS_ABSOLUTE

CLASS_BEFORE_FLOAT

CLASS_FOOTNOTE

CLASS_SIDE_FLOAT

CLASS_MAX

ipd

bpd

effectiveIPD

bidiLevel

traits

log

Constructor Detail

Area

Method Detail

getChangeBarList

setChangeBarList

getAreaClass

clone

setAreaClass

setIPD

getIPD

setBPD

getBPD

getAllocIPD

getEffectiveAllocIPD

getAllocBPD

setBidiLevel

resetBidiLevel

getBidiLevel

getBorderAndPaddingWidthBefore

getBorderAndPaddingWidthAfter

getBorderAndPaddingWidthStart

getBorderAndPaddingWidthEnd

getSpaceBefore

getSpaceAfter

getSpaceStart

getSpaceEnd

addChildArea

addTrait

setTraits

getTraits

hasTraits

getTrait

hasTrait

getTraitAsBoolean

getTraitAsInteger

setWritingModeTraits

toString

getEffectiveIPD

activateEffectiveIPD