Nested Class Summary
static class	RtfExternalGraphic.ExternalGraphicException           Exception thrown when an image file/URL cannot be read

 

Field Summary
protected  int	graphicCompressionRate           Graphic compression rate
protected  int	height           The height of the image
protected  int	heightDesired           The desired height
protected  int	heightPercent           The desired percent value of the height
protected  boolean	perCentH           Flag whether the desired height is a percentage
protected  boolean	perCentW           Flag whether the desired width is a percentage
protected  boolean	scaleUniform           Flag whether the image size shall be adjusted
protected  java.net.URL	url           The url of the image
protected  int	width           The width of the image
protected  int	widthDesired           The desired width
protected  int	widthPercent           The desired percent value of the width

 

Fields inherited from class org.jfor.jfor.rtflib.rtfdoc.RtfElement

m_attrib, m_parent, m_writer

 

Constructor Summary

RtfExternalGraphic(RtfContainer container, java.io.Writer writer)           Default constructor.

RtfExternalGraphic(RtfContainer container, java.io.Writer writer, RtfAttributes attributes)           Default constructor.

 

Method Summary
private  int	determineImageType(byte[] data, java.lang.String ext)           Determine image file format.
int	getCompressionRate()           Gets the compression rate for the image in percent.
private  boolean	isBMP(byte[] data)           Determines wheter the image is a gif.
private  boolean	isEMF(byte[] data)           Determines wheter the image is a emf.
boolean	isEmpty()           true if this element would generate no "useful" RTF content
private  boolean	isGIF(byte[] data)           Determines wheter the image is a gif.
private  boolean	isJPEG(byte[] data)           Determines wheter the image is a jpeg.
private  boolean	isPNG(byte[] data)           Determines wheter the image is a png.
boolean	setCompressionRate(int percent)           Sets the compression rate for the image in percent.
void	setHeight(java.lang.String theHeight)           Sets the desired height of the image.
void	setScaling(java.lang.String value)           Sets the flag whether the image size shall be adjusted.
void	setURL(java.lang.String urlString)           Sets the url of the image.
void	setWidth(java.lang.String theWidth)           Sets the desired width of the image.
protected  void	writeRtfContent()           RtfElement override - catches ExternalGraphicException and writes a warning message to the document if image cannot be read
protected  void	writeRtfContentWithException()           Writes the RTF content to m_writer - this one throws ExternalGraphicExceptions

 

Methods inherited from class org.jfor.jfor.rtflib.rtfdoc.RtfElement

close, dump, getParentOfClass, getRtfAttributes, getRtfFile, isClosed, okToWriteRtf, toString, writeAttributes, writeControlWord, writeControlWordNS, writeExceptionInRtf, writeGroupMark, writeOneAttribute, writeOneAttributeNS, writeRtf, writeRtfPrefix, writeRtfSuffix, writeStarControlWord, writeStarControlWordNS

 

Methods inherited from class java.lang.Object

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

 

Field Detail

url

protected java.net.URL url

The url of the image

height

protected int height

The height of the image

heightPercent

protected int heightPercent

The desired percent value of the height

heightDesired

protected int heightDesired

The desired height

perCentH

protected boolean perCentH

Flag whether the desired height is a percentage

width

protected int width

The width of the image

widthPercent

protected int widthPercent

The desired percent value of the width

widthDesired

protected int widthDesired

The desired width

perCentW

protected boolean perCentW

Flag whether the desired width is a percentage

scaleUniform

protected boolean scaleUniform

Flag whether the image size shall be adjusted

graphicCompressionRate

protected int graphicCompressionRate

Graphic compression rate

RtfExternalGraphic

public RtfExternalGraphic(RtfContainer container,
                          java.io.Writer writer)
                   throws java.io.IOException

Default constructor. Create an RTF element as a child of given container.

RtfExternalGraphic

public RtfExternalGraphic(RtfContainer container,
                          java.io.Writer writer,
                          RtfAttributes attributes)
                   throws java.io.IOException

Default constructor.

writeRtfContent

protected void writeRtfContent()
                        throws java.io.IOException

RtfElement override - catches ExternalGraphicException and writes a warning message to the document if image cannot be read

Specified by:

writeRtfContent in class RtfElement

writeRtfContentWithException

protected void writeRtfContentWithException()
                                     throws java.io.IOException

Writes the RTF content to m_writer - this one throws ExternalGraphicExceptions

setHeight

public void setHeight(java.lang.String theHeight)

Sets the desired height of the image.

setWidth

public void setWidth(java.lang.String theWidth)

Sets the desired width of the image.

setScaling

public void setScaling(java.lang.String value)

Sets the flag whether the image size shall be adjusted.

setURL

public void setURL(java.lang.String urlString)
            throws java.io.IOException

Sets the url of the image.

getCompressionRate

public int getCompressionRate()

Gets the compression rate for the image in percent.

setCompressionRate

public boolean setCompressionRate(int percent)

Sets the compression rate for the image in percent.

isJPEG

private boolean isJPEG(byte[] data)

Determines wheter the image is a jpeg.

isPNG

private boolean isPNG(byte[] data)

Determines wheter the image is a png.

isEMF

private boolean isEMF(byte[] data)

Determines wheter the image is a emf.

isGIF

private boolean isGIF(byte[] data)

Determines wheter the image is a gif.

isBMP

private boolean isBMP(byte[] data)

Determines wheter the image is a gif.

determineImageType

private int determineImageType(byte[] data,
                               java.lang.String ext)

Determine image file format.

isEmpty

public boolean isEmpty()

true if this element would generate no "useful" RTF content

Specified by:

isEmpty in class RtfElement

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