org.apache.fop.afp.goca

Class AbstractGraphicsCoord

java.lang.Object

org.apache.fop.afp.modca.AbstractAFPObject

org.apache.fop.afp.goca.AbstractGraphicsDrawingOrder

org.apache.fop.afp.goca.AbstractGraphicsCoord

All Implemented Interfaces:

Streamable, StructuredData

Direct Known Subclasses:

GraphicsBox, GraphicsCharacterString, GraphicsFillet, GraphicsFullArc, GraphicsLine, GraphicsSetArcParameters, GraphicsSetCurrentPosition

public abstract class AbstractGraphicsCoord
extends AbstractGraphicsDrawingOrder

A base class encapsulating the structure of coordinate based GOCA objects

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.fop.afp.modca.AbstractAFPObject

AbstractAFPObject.Category, AbstractAFPObject.Type

Field Summary

Fields

Modifier and Type	Field and Description
protected int[]	coords array of x/y coordinates
protected boolean	relative if true, then uses relative drawing order

Fields inherited from class org.apache.fop.afp.modca.AbstractAFPObject

LOG, SF_CLASS, SF_HEADER_LENGTH

Constructor Summary

Constructors

Constructor and Description
AbstractGraphicsCoord(int[] coords) Constructor
AbstractGraphicsCoord(int[] coords, boolean relative) Constructor
AbstractGraphicsCoord(int x, int y) Constructor
AbstractGraphicsCoord(int x1, int y1, int x2, int y2) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
protected void	addCoords(byte[] data, int fromIndex) Adds the coordinates to the structured field data
int	getDataLength() Returns the data length of this structured field
protected boolean	isRelative() Returns true if this is a relative drawing order
String	toString()
void	writeToStream(OutputStream os) DataStream objects must implement the writeToStream() method to write its data to the given OutputStream

Methods inherited from class org.apache.fop.afp.goca.AbstractGraphicsDrawingOrder

getName

Methods inherited from class org.apache.fop.afp.modca.AbstractAFPObject

copySF, copySF, truncate, writeChunksToStream, writeObjects

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

coords

protected int[] coords

array of x/y coordinates

relative

protected boolean relative

if true, then uses relative drawing order

Constructor Detail

AbstractGraphicsCoord

public AbstractGraphicsCoord(int[] coords)

Constructor

Parameters:

coords - the x/y coordinates for this object

AbstractGraphicsCoord

public AbstractGraphicsCoord(int[] coords,
                     boolean relative)

Constructor

Parameters:

coords - the x/y coordinates for this object

relative - true if relative drawing order

AbstractGraphicsCoord

public AbstractGraphicsCoord(int x,
                     int y)

Constructor

Parameters:

x - the x coordinate for this object

y - the y coordinate for this object

AbstractGraphicsCoord

public AbstractGraphicsCoord(int x1,
                     int y1,
                     int x2,
                     int y2)

Constructor

Parameters:

x1 - the x1 coordinate for this object

y1 - the y1 coordinate for this object

x2 - the x2 coordinate for this object

y2 - the y2 coordinate for this object

Method Detail

getDataLength

public int getDataLength()

Returns the data length of this structured field

Returns:

the data length of this structured field

writeToStream

public void writeToStream(OutputStream os)
                   throws IOException

DataStream objects must implement the writeToStream() method to write its data to the given OutputStream

Parameters:

os - the outputsteam stream

Throws:

IOException - an I/O exception of some sort has occurred.

addCoords

protected void addCoords(byte[] data,
             int fromIndex)

Adds the coordinates to the structured field data

Parameters:

data - the structured field data

fromIndex - the start index

toString

public String toString()

Overrides:

toString in class Object

isRelative

protected boolean isRelative()

Returns true if this is a relative drawing order

Returns:

true if this is a relative drawing order