fr.opensagres.xdocreport.document.images
Class AbstractImageProvider

java.lang.Object
  fr.opensagres.xdocreport.document.images.AbstractImageProvider

All Implemented Interfaces:

IImageProvider

Direct Known Subclasses:

AbstractInputStreamImageProvider, ByteArrayImageProvider

public abstract class AbstractImageProvider
extends Object
implements IImageProvider

Base class for image provider.

Constructor Summary

AbstractImageProvider(boolean useImageSize)

Method Summary

protected abstract boolean	doIsValid()
NullImageBehaviour	getBehaviour() Returns the behaviour to use when the stream of the image is null.
Float	getHeight() Returns the height image with pixel unit.
SimpleImageInfo	getImageInfo() Returns image info of the current image content.
Float	getWidth() Returns the width image with pixel unit.
boolean	isResize() Returns true if call of IImageProvider.setWidth(Float) must compute image height with ratio or if call of IImageProvider.setHeight(Float) must compute image with with ratio and false otherwise.
boolean	isUseImageSize() Returns true if image size comes from the image and false otherwise.
boolean	isValid() Returns true if the image provider is valid (ex : input stream not null) and false otherwise.
protected abstract SimpleImageInfo	loadImageInfo() Load image info.
void	resetImageInfo() Reset image info.
void	setBehaviour(NullImageBehaviour behaviour) Set the behaviour to use when the stream of the image is null.
void	setHeight(Float height) Set the height image with pixel unit.
void	setResize(boolean resize) Set true if call of IImageProvider.setWidth(Float) must compute image height with ratio or if call of IImageProvider.setHeight(Float) must compute image with with ratio and false otherwise.
void	setSize(Float width, Float height) Set the width and height image with pixel unit.
void	setUseImageSize(boolean useImageSize) Set true if image size comes from the image and false otherwise.
void	setWidth(Float width) Set the width image with pixel unit.

Methods inherited from class java.lang.Object

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

Methods inherited from interface fr.opensagres.xdocreport.document.images.IImageProvider

getImageFormat, write

Constructor Detail

AbstractImageProvider

public AbstractImageProvider(boolean useImageSize)

Method Detail

isUseImageSize

public boolean isUseImageSize()

Description copied from interface: IImageProvider

Returns true if image size comes from the image and false otherwise.

Specified by:

isUseImageSize in interface IImageProvider

Returns:

setUseImageSize

public void setUseImageSize(boolean useImageSize)

Description copied from interface: IImageProvider

Set true if image size comes from the image and false otherwise.

Specified by:

setUseImageSize in interface IImageProvider

getWidth

public Float getWidth()
               throws IOException

Description copied from interface: IImageProvider

Returns the width image with pixel unit.

Specified by:

getWidth in interface IImageProvider

Returns:

Throws:

IOException

getHeight

public Float getHeight()
                throws IOException

Description copied from interface: IImageProvider

Returns the height image with pixel unit.

Specified by:

getHeight in interface IImageProvider

Returns:

Throws:

IOException

setWidth

public void setWidth(Float width)

Description copied from interface: IImageProvider

Set the width image with pixel unit.

Specified by:

setWidth in interface IImageProvider

setHeight

public void setHeight(Float height)

Description copied from interface: IImageProvider

Set the height image with pixel unit.

Specified by:

setHeight in interface IImageProvider

setSize

public void setSize(Float width,
                    Float height)

Description copied from interface: IImageProvider

Set the width and height image with pixel unit.

Specified by:

setSize in interface IImageProvider

getImageInfo

public SimpleImageInfo getImageInfo()
                             throws IOException

Returns image info of the current image content.

Returns:

Throws:

IOException

resetImageInfo

public void resetImageInfo()

Reset image info.

setResize

public void setResize(boolean resize)

Description copied from interface: IImageProvider

Set true if call of IImageProvider.setWidth(Float) must compute image height with ratio or if call of IImageProvider.setHeight(Float) must compute image with with ratio and false otherwise.

Specified by:

setResize in interface IImageProvider

isResize

public boolean isResize()

Description copied from interface: IImageProvider

Returns true if call of IImageProvider.setWidth(Float) must compute image height with ratio or if call of IImageProvider.setHeight(Float) must compute image with with ratio and false otherwise.

Specified by:

isResize in interface IImageProvider

Returns:

loadImageInfo

protected abstract SimpleImageInfo loadImageInfo()
                                          throws IOException

Load image info.

Returns:

Throws:

IOException

getBehaviour

public NullImageBehaviour getBehaviour()

Description copied from interface: IImageProvider

Returns the behaviour to use when the stream of the image is null.

Specified by:

getBehaviour in interface IImageProvider

Returns:

setBehaviour

public void setBehaviour(NullImageBehaviour behaviour)

Description copied from interface: IImageProvider

Set the behaviour to use when the stream of the image is null.

Specified by:

setBehaviour in interface IImageProvider

isValid

public boolean isValid()

Description copied from interface: IImageProvider

Returns true if the image provider is valid (ex : input stream not null) and false otherwise.

Specified by:

isValid in interface IImageProvider

Returns:

doIsValid

protected abstract boolean doIsValid()