net.sf.jasperreports.engine.util
Class JRImageLoader

java.lang.Object
  net.sf.jasperreports.engine.util.JRImageLoader

public class JRImageLoader
extends java.lang.Object

Version:

$Id: JRImageLoader.java 1712 2007-04-30 18:04:51Z teodord $

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Field Summary

static byte	CHART_IMAGE
static byte	CROSSTAB_IMAGE
static byte	NO_IMAGE
static byte	SUBREPORT_IMAGE

Constructor Summary

JRImageLoader()

Method Summary

static java.awt.Image	getImage(byte index)
static java.awt.Image	loadImage(byte[] bytes)
protected static java.awt.Image	loadImage(java.lang.String image) Loads an image from an specified resource.
static byte[]	loadImageDataFromAWTImage(java.awt.image.BufferedImage bi) Deprecated. Replaced by loadImageDataFromAWTImage(Image, byte).
static byte[]	loadImageDataFromAWTImage(java.awt.Image image) Deprecated. Replaced by loadImageDataFromAWTImage(Image, byte).
static byte[]	loadImageDataFromAWTImage(java.awt.Image image, byte imageType) Encoding the image object using an image encoder that supports the supplied image type.
static byte[]	loadImageDataFromFile(java.io.File file) Deprecated. Replaced by JRLoader.loadBytes(File).
static byte[]	loadImageDataFromInputStream(java.io.InputStream is) Deprecated. Replaced by JRLoader.loadBytes(InputStream).
static byte[]	loadImageDataFromLocation(java.lang.String location) Deprecated. Replaced by JRLoader.loadBytesFromLocation(String).
static byte[]	loadImageDataFromLocation(java.lang.String location, java.lang.ClassLoader classLoader) Deprecated. Replaced by JRLoader.loadBytesFromLocation(String, ClassLoader).
static byte[]	loadImageDataFromLocation(java.lang.String location, java.lang.ClassLoader classLoader, java.net.URLStreamHandlerFactory urlHandlerFactory) Deprecated. Replaced by JRLoader.loadBytesFromLocation(String, ClassLoader, URLStreamHandlerFactory).
static byte[]	loadImageDataFromURL(java.net.URL url) Deprecated. Replaced by JRLoader.loadBytes(URL).

Methods inherited from class java.lang.Object

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

Field Detail

NO_IMAGE

public static final byte NO_IMAGE

See Also:

Constant Field Values

SUBREPORT_IMAGE

public static final byte SUBREPORT_IMAGE

See Also:

Constant Field Values

CHART_IMAGE

public static final byte CHART_IMAGE

See Also:

Constant Field Values

CROSSTAB_IMAGE

public static final byte CROSSTAB_IMAGE

See Also:

Constant Field Values

Constructor Detail

JRImageLoader

public JRImageLoader()

Method Detail

loadImageDataFromFile

public static byte[] loadImageDataFromFile(java.io.File file)
                                    throws JRException

Deprecated. Replaced by JRLoader.loadBytes(File).

Throws:

JRException

loadImageDataFromURL

public static byte[] loadImageDataFromURL(java.net.URL url)
                                   throws JRException

Deprecated. Replaced by JRLoader.loadBytes(URL).

Throws:

JRException

loadImageDataFromInputStream

public static byte[] loadImageDataFromInputStream(java.io.InputStream is)
                                           throws JRException

Deprecated. Replaced by JRLoader.loadBytes(InputStream).

Throws:

JRException

loadImageDataFromLocation

public static byte[] loadImageDataFromLocation(java.lang.String location)
                                        throws JRException

Deprecated. Replaced by JRLoader.loadBytesFromLocation(String).

Throws:

JRException

loadImageDataFromLocation

public static byte[] loadImageDataFromLocation(java.lang.String location,
                                               java.lang.ClassLoader classLoader)
                                        throws JRException

Deprecated. Replaced by JRLoader.loadBytesFromLocation(String, ClassLoader).

Throws:

JRException

loadImageDataFromLocation

public static byte[] loadImageDataFromLocation(java.lang.String location,
                                               java.lang.ClassLoader classLoader,
                                               java.net.URLStreamHandlerFactory urlHandlerFactory)
                                        throws JRException

Deprecated. Replaced by JRLoader.loadBytesFromLocation(String, ClassLoader, URLStreamHandlerFactory).

Throws:

JRException

loadImageDataFromAWTImage

public static byte[] loadImageDataFromAWTImage(java.awt.Image image,
                                               byte imageType)
                                        throws JRException

Encoding the image object using an image encoder that supports the supplied image type.

Parameters:

image - the java.awt.Image object to encode

imageType - the type of the image as specified by one of the constants defined in the JRRenderable interface

Returns:

the encoded image data

Throws:

JRException

loadImageDataFromAWTImage

public static byte[] loadImageDataFromAWTImage(java.awt.image.BufferedImage bi)
                                        throws JRException

Deprecated. Replaced by loadImageDataFromAWTImage(Image, byte).

Encodes the image object using an image encoder that supports the JRRenderable.IMAGE_TYPE_JPEG image type.

Throws:

JRException

loadImageDataFromAWTImage

public static byte[] loadImageDataFromAWTImage(java.awt.Image image)
                                        throws JRException

Deprecated. Replaced by loadImageDataFromAWTImage(Image, byte).

Encodes the image object using an image encoder that supports the JRRenderable.IMAGE_TYPE_JPEG image type.

Throws:

JRException

getImage

public static java.awt.Image getImage(byte index)
                               throws JRException

Throws:

JRException

loadImage

public static java.awt.Image loadImage(byte[] bytes)
                                throws JRException

Throws:

JRException

loadImage

protected static java.awt.Image loadImage(java.lang.String image)
                                   throws JRException

Loads an image from an specified resource.

Parameters:

image - the resource name

Throws:

JRException