org.safs.android.auto.lib

Class ImageUtils

java.lang.Object

org.safs.android.auto.lib.ImageUtils

public class ImageUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
ImageUtils()

Method Summary

Modifier and Type	Method and Description
static java.awt.image.BufferedImage	convertImage(com.android.ddmlib.RawImage rawImage) Convert a raw image into a buffered image.
static java.awt.image.BufferedImage	convertImage(com.android.ddmlib.RawImage rawImage, java.awt.image.BufferedImage image) Convert a raw image into a buffered image.
static void	debug(java.lang.String message)
static java.awt.image.BufferedImage	getCopiedImage(java.awt.image.BufferedImage srcImage, int destWidth, int destHeight, java.awt.Color initialColor) Purpose Create a new BufferedImage object, its size is destWidth*destHeight If the size is samller than the source image, copy that part from source image to this new image; While if the size is bigger, copy the whole source image to this new image, and the part beyond will be filled by initialColor This method is used when drag to resize an image in ImageManager2
static java.awt.image.BufferedImage	getCopiedImage(java.awt.image.BufferedImage srcImage, int srcOffsetX, int srcOffsetY, int destOffsetX, int destOffsetY, int destWidth, int destHeight, java.awt.Color initialColor) Purpose Copy the source image to a new image, whose width and height are given by destWidth and destHeight; The area of new image outside of the source image will be filled with the color provided by parameter.
static int	getMask(int length)
static java.awt.image.BufferedImage	getVoidBufferImage(int width, int height, int defaultType, int altType) Purpose Create a new BufferedImage Object with a certain type.
static java.awt.image.BufferedImage	rotateImage(java.awt.image.BufferedImage bufferedimage, int angle) Rotate the Image with 90, 180 or 270 degree.
static void	saveImageToFile(java.awt.image.BufferedImage image, java.io.File file) Store our BufferedImage into a File.
static void	saveImageToFile(java.awt.image.BufferedImage image, java.io.File file, float quality) Store our BufferedImage into a File; If the format is JPG, the third parameter indicate the compression quality.

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageUtils

public ImageUtils()

Method Detail

convertImage

public static java.awt.image.BufferedImage convertImage(com.android.ddmlib.RawImage rawImage,
                                                        java.awt.image.BufferedImage image)

Convert a raw image into a buffered image.

Parameters:

rawImage - the raw image to convert

image - the old image to (possibly) recycle

Returns:

the converted image

convertImage

public static java.awt.image.BufferedImage convertImage(com.android.ddmlib.RawImage rawImage)

Convert a raw image into a buffered image.

Parameters:

rawImage - the image to convert.

Returns:

the converted image.

getMask

public static int getMask(int length)

rotateImage

public static java.awt.image.BufferedImage rotateImage(java.awt.image.BufferedImage bufferedimage,
                                                       int angle)

Rotate the Image with 90, 180 or 270 degree.

Parameters:

bufferedimage -

angle - int, the angle the image will be rotated, in 360 degree only 90, 180 or 270 degree are supported.

Returns:

saveImageToFile

public static void saveImageToFile(java.awt.image.BufferedImage image,
                                   java.io.File file,
                                   float quality)
                            throws AndroidRuntimeException

Store our BufferedImage into a File; If the format is JPG, the third parameter indicate the compression quality.

Parameters:

image - - BufferedImage for ImageIO to write to file

file - - valid full absolute File to write to

quality - - If the file format is JPG, it indicates the compression quality. It's value should be between 0.0 and 1.0;

Throws:

AndroidRuntimeException

saveImageToFile

public static void saveImageToFile(java.awt.image.BufferedImage image,
                                   java.io.File file)
                            throws java.lang.SecurityException,
                                   java.lang.IllegalArgumentException,
                                   java.io.IOException,
                                   java.lang.NoClassDefFoundError

Store our BufferedImage into a File.

Parameters:

image - - BufferedImage for ImageIO to write to file

file - -- valid full absolute File to write to

Throws:

java.lang.SecurityException - thrown if permission to write to the location is denied

java.lang.IllegalArgumentException - if ImageIO doesn't like our invocation

java.io.IOException - if an error occurs while writing.

java.lang.NoClassDefFoundError - if support for ImageIO is not found (Java Advanced Imaging)

getVoidBufferImage

public static java.awt.image.BufferedImage getVoidBufferImage(int width,
                                                              int height,
                                                              int defaultType,
                                                              int altType)

Purpose Create a new BufferedImage Object with a certain type.

Parameters:

width -

height -

defaultType - The type of the new BufferedImage

altType - If the default type can not be used to create a BufferedImage,
the altType will be used.

Returns:

getCopiedImage

public static java.awt.image.BufferedImage getCopiedImage(java.awt.image.BufferedImage srcImage,
                                                          int destWidth,
                                                          int destHeight,
                                                          java.awt.Color initialColor)

Purpose Create a new BufferedImage object, its size is destWidth*destHeight
If the size is samller than the source image, copy that part from source
image to this new image; While if the size is bigger, copy the whole source
image to this new image, and the part beyond will be filled by initialColor
This method is used when drag to resize an image in ImageManager2

Parameters:

srcImage - BufferedImage, The source image to be copied.

destWidth - int, the destination image width

destHeight - int, the destination image height

initialColor - Color, the color to paint on the destination image as initial color

Returns:

getCopiedImage

public static java.awt.image.BufferedImage getCopiedImage(java.awt.image.BufferedImage srcImage,
                                                          int srcOffsetX,
                                                          int srcOffsetY,
                                                          int destOffsetX,
                                                          int destOffsetY,
                                                          int destWidth,
                                                          int destHeight,
                                                          java.awt.Color initialColor)

Purpose Copy the source image to a new image, whose width and height are given
by destWidth and destHeight; The area of new image outside of the source
image will be filled with the color provided by parameter.

Parameters:

srcImage - BufferedImage, The source image to be copied.

srcOffsetX - int, the x coordination in source image to begin copy

srcOffsetY - int, the y coordination in source image to begin copy

destOffsetX - int, the x coordination in destination image to begin paste

destOffsetY - int, the y coordination in destination image to begin paste

destWidth - int, the destination image width

destHeight - int, the destination image height

initialColor - Color, the color to paint on the destination image as initial color

Returns:

debug

public static void debug(java.lang.String message)