com.stimulsoft.report.components.simplecomponents
Class StiImageHelper

java.lang.Object
  com.stimulsoft.report.components.simplecomponents.StiImageHelper

public final class StiImageHelper
extends java.lang.Object

Constructor Summary

StiImageHelper()

Method Summary

static int	clamp(float value)
static java.awt.image.BufferedImage	decodeImage(byte[] bytes, StiRectangle rect)
static java.awt.image.BufferedImage	decodeImage(byte[] bytes, StiRectangle rect, double zoom) Decode raw image bytes to buffered image
static java.awt.image.BufferedImage	decodeImage(java.lang.String value, StiRectangle rect)
static java.awt.image.BufferedImage	decodeImage(java.lang.String value, StiRectangle rect, double zoom) Decode String value to buffered image
static StiImage	FromFile(java.lang.String path)
static StiImage	getImageFromObject(java.lang.Object imageObject)
static java.lang.String	imageToBase64(java.awt.image.BufferedImage image, StiImageFormat format)
static byte[]	imageToByteArray(java.awt.image.BufferedImage image, StiImageFormat format)
static int[]	imageToRasterByteArray(java.awt.image.BufferedImage image) Convert image to raster byte array
static boolean	isBmp(byte[] data)
static boolean	isEmf(byte[] data)
static boolean	isGif(byte[] data)
static boolean	isIcon(byte[] data)
static boolean	isImage(byte[] data)
static boolean	isImage(java.lang.Object data)
static boolean	isImage(java.lang.String str)
static boolean	isJpeg(byte[] data)
static boolean	isMetafile(byte[] data)
static boolean	isPng(byte[] data)
static boolean	isSvg(byte[] data)
static boolean	isTiff(byte[] data)
static boolean	isWmf(byte[] data)
static boolean	isXml(byte[] data)
static java.awt.image.BufferedImage	makeGrayscaleImage(java.awt.image.BufferedImage image) Make grayscale image
static java.awt.image.BufferedImage	makeMonochromeImage(java.awt.image.BufferedImage inputImage, StiMonochromeDitheringType ditheringType, int diffusionPower)
static void	saveWithDPI(java.awt.image.BufferedImage image, java.io.File output, StiImageFormat format, int dpi, float compression)
static void	saveWithDPI(java.awt.image.BufferedImage image, java.io.OutputStream output, StiImageFormat format, java.lang.Integer dpi, float compression)
static void	setDPI(javax.imageio.metadata.IIOMetadata metadata, java.lang.Integer dpi)

Methods inherited from class java.lang.Object

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

Constructor Detail

StiImageHelper

public StiImageHelper()

Method Detail

saveWithDPI

public static void saveWithDPI(java.awt.image.BufferedImage image,
                               java.io.File output,
                               StiImageFormat format,
                               int dpi,
                               float compression)

saveWithDPI

public static void saveWithDPI(java.awt.image.BufferedImage image,
                               java.io.OutputStream output,
                               StiImageFormat format,
                               java.lang.Integer dpi,
                               float compression)

setDPI

public static void setDPI(javax.imageio.metadata.IIOMetadata metadata,
                          java.lang.Integer dpi)
                   throws javax.imageio.metadata.IIOInvalidTreeException

Throws:

javax.imageio.metadata.IIOInvalidTreeException

imageToRasterByteArray

public static int[] imageToRasterByteArray(java.awt.image.BufferedImage image)

Convert image to raster byte array

Parameters:

image - BufferedImage

Returns:

makeGrayscaleImage

public static java.awt.image.BufferedImage makeGrayscaleImage(java.awt.image.BufferedImage image)

Make grayscale image

Parameters:

image - source BufferedImage

Returns:

grayscale BufferedImage

makeMonochromeImage

public static java.awt.image.BufferedImage makeMonochromeImage(java.awt.image.BufferedImage inputImage,
                                                               StiMonochromeDitheringType ditheringType,
                                                               int diffusionPower)

clamp

public static int clamp(float value)

imageToByteArray

public static byte[] imageToByteArray(java.awt.image.BufferedImage image,
                                      StiImageFormat format)
                               throws java.io.IOException

Throws:

java.io.IOException

imageToBase64

public static java.lang.String imageToBase64(java.awt.image.BufferedImage image,
                                             StiImageFormat format)

decodeImage

public static java.awt.image.BufferedImage decodeImage(java.lang.String value,
                                                       StiRectangle rect)
                                                throws java.io.IOException

Throws:

java.io.IOException

decodeImage

public static java.awt.image.BufferedImage decodeImage(java.lang.String value,
                                                       StiRectangle rect,
                                                       double zoom)
                                                throws java.io.IOException

Decode String value to buffered image

Throws:

java.io.IOException

decodeImage

public static java.awt.image.BufferedImage decodeImage(byte[] bytes,
                                                       StiRectangle rect)
                                                throws java.io.IOException

Throws:

java.io.IOException

decodeImage

public static java.awt.image.BufferedImage decodeImage(byte[] bytes,
                                                       StiRectangle rect,
                                                       double zoom)
                                                throws java.io.IOException

Decode raw image bytes to buffered image

Throws:

java.io.IOException

getImageFromObject

public static StiImage getImageFromObject(java.lang.Object imageObject)

isXml

public static boolean isXml(byte[] data)

isSvg

public static boolean isSvg(byte[] data)

isIcon

public static boolean isIcon(byte[] data)

isWmf

public static boolean isWmf(byte[] data)

isEmf

public static boolean isEmf(byte[] data)

isBmp

public static boolean isBmp(byte[] data)

isJpeg

public static boolean isJpeg(byte[] data)

isGif

public static boolean isGif(byte[] data)

isPng

public static boolean isPng(byte[] data)

isTiff

public static boolean isTiff(byte[] data)

isMetafile

public static boolean isMetafile(byte[] data)

isImage

public static boolean isImage(java.lang.Object data)

isImage

public static boolean isImage(byte[] data)

isImage

public static boolean isImage(java.lang.String str)

FromFile

public static StiImage FromFile(java.lang.String path)
                         throws java.io.FileNotFoundException,
                                java.io.IOException

Throws:

java.io.FileNotFoundException

java.io.IOException