Package org.europa.together.application

Class ImgSclrProcessor

java.lang.Object

org.europa.together.application.ImgSclrProcessor

All Implemented Interfaces:

ImageProcessor

@Repository
public class ImgSclrProcessor
extends Object
implements ImageProcessor

Implementation of a simple image processor.

Field Summary

Fields inherited from interface org.europa.together.business.ImageProcessor

FEATURE_ID, FORMAT_GIF, FORMAT_JPEG, FORMAT_JPG, FORMAT_PNG

Constructor Summary

Constructors

Constructor	Description
ImgSclrProcessor()	Constructor.

Method Summary

Modifier and Type	Method	Description
void	clearImage()	Reset the loaded image.
BufferedImage	copyImage(BufferedImage source)	A deep copy of a BufferdImage (CopyConstructor).
BufferedImage	crop(int x, int y, int height, int width)	Get from an given image an defined clipping.
BufferedImage	flipHorizontal()	Flip the image horizontaly.
BufferedImage	flipVertical()	Flip the image verticaly.
int	getHeight()	Get the height in pixel of the loaded image.
BufferedImage	getImage()	Get the original loaded Image.
long	getImageSize(BufferedImage image)	Calculate the size in bytes of the BufferdImage.
List<org.apache.commons.imaging.common.ImageMetadata.ImageMetadataItem>	getMetaData()	Get the full list of ImageMetaData.
int	getWidth()	Get the width in pixel of the loaded image.
boolean	isImageSet()	Test if an image is in the processor set.
boolean	loadImage(BufferedImage image)	Load an BufferdImage.
boolean	loadImage(File imageFile)	Load an image from a file.
BufferedImage	resize(int percentage)	Resize an given image to a new Size.
BufferedImage	rotateRight()	Rotate the image 90 degree steps to the right side.
boolean	saveImage(BufferedImage renderedImage, File file, String format)	Save a modified image to a given name and path which is defined as file.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

ImgSclrProcessor

public ImgSclrProcessor()

Constructor.

Method Details

loadImage

public boolean loadImage(BufferedImage image)

Description copied from interface: ImageProcessor

Load an BufferdImage. In te case an image is already loaded, this method overwrite the previous image.

Specified by:

loadImage in interface ImageProcessor

Parameters:

image - as BufferdImage

Returns:

true on success

loadImage

public boolean loadImage(File imageFile)

Description copied from interface: ImageProcessor

Load an image from a file. In te case an image is already loaded, this method overwrite the previous image.

Specified by:

loadImage in interface ImageProcessor

Parameters:

imageFile - as File

Returns:

true on success

saveImage

public boolean saveImage(BufferedImage renderedImage,
 File file,
 String format)
                  throws MisconfigurationException

Description copied from interface: ImageProcessor

Save a modified image to a given name and path which is defined as file. Also the format (GIF, PNG, BMP or JPG) has to be defined.
saveImage(renderedImage, new File("/my/file/image.png"), FORMAT_PNG);

Specified by:

saveImage in interface ImageProcessor

Parameters:

renderedImage - as BufferedImage

file - as File

format - as String

Returns:

true on success

Throws:

MisconfigurationException - case of error

getImageSize

public long getImageSize(BufferedImage image)

Description copied from interface: ImageProcessor

Calculate the size in bytes of the BufferdImage.

Specified by:

getImageSize in interface ImageProcessor

Parameters:

image - as BufferedImage

Returns:

imageSize as long

getHeight

public int getHeight()

Description copied from interface: ImageProcessor

Get the height in pixel of the loaded image.

Specified by:

getHeight in interface ImageProcessor

Returns:

height as int

getWidth

public int getWidth()

Description copied from interface: ImageProcessor

Get the width in pixel of the loaded image.

Specified by:

getWidth in interface ImageProcessor

Returns:

width as int

clearImage

public void clearImage()

Description copied from interface: ImageProcessor

Reset the loaded image.

Specified by:

clearImage in interface ImageProcessor

crop

public BufferedImage crop(int x,
 int y,
 int height,
 int width)
                   throws MisconfigurationException

Description copied from interface: ImageProcessor

Get from an given image an defined clipping. X and Y are the coordinates where the cropping starts. Height and width define an rectangle of the cropped area, which will be the new image.

Specified by:

crop in interface ImageProcessor

Parameters:

x - as int

y - as int

height - as int

width - as int

Returns:

renderdImage as BufferedImage

Throws:

MisconfigurationException - case of error

flipHorizontal

public BufferedImage flipHorizontal()
                             throws MisconfigurationException

Description copied from interface: ImageProcessor

Flip the image horizontaly.

Specified by:

flipHorizontal in interface ImageProcessor

Returns:

renderdImage as BufferedImage

Throws:

MisconfigurationException - case of error

flipVertical

public BufferedImage flipVertical()
                           throws MisconfigurationException

Description copied from interface: ImageProcessor

Flip the image verticaly.

Specified by:

flipVertical in interface ImageProcessor

Returns:

renderdImage as BufferedImage

Throws:

MisconfigurationException - case of error

getImage

public BufferedImage getImage()

Description copied from interface: ImageProcessor

Get the original loaded Image.

Specified by:

getImage in interface ImageProcessor

Returns:

image as BufferedImage

resize

public BufferedImage resize(int percentage)
                     throws MisconfigurationException

Description copied from interface: ImageProcessor

Resize an given image to a new Size. The new scale is given in percent and is be automatic calculated from the original image. The calculation is rounded, because of the mathematic operation as Integer.
calculation: int (original.size / 100) * percent

Specified by:

resize in interface ImageProcessor

Parameters:

percentage - as int

Returns:

renderdImage as BufferedImage

Throws:

MisconfigurationException - case of error

rotateRight

public BufferedImage rotateRight()
                          throws MisconfigurationException

Description copied from interface: ImageProcessor

Rotate the image 90 degree steps to the right side. Clockwise rotation.

Specified by:

rotateRight in interface ImageProcessor

Returns:

renderdImage as BufferedImage

Throws:

MisconfigurationException - case of error

getMetaData

public List<org.apache.commons.imaging.common.ImageMetadata.ImageMetadataItem> getMetaData()

Description copied from interface: ImageProcessor

Get the full list of ImageMetaData.

Specified by:

getMetaData in interface ImageProcessor

Returns:

ImageMetaData as List

toString

public String toString()

Overrides:

toString in class Object

isImageSet

public boolean isImageSet()

Description copied from interface: ImageProcessor

Test if an image is in the processor set.

Specified by:

isImageSet in interface ImageProcessor

Returns:

true on success

copyImage

public BufferedImage copyImage(BufferedImage source)

Description copied from interface: ImageProcessor

A deep copy of a BufferdImage (CopyConstructor).

Specified by:

copyImage in interface ImageProcessor

Parameters:

source - as BufferedImage

Returns:

a copied BufferedImage