marvin.image

Class MarvinImage

java.lang.Object

marvin.image.MarvinImage

All Implemented Interfaces:

java.lang.Cloneable

public class MarvinImage
extends java.lang.Object
implements java.lang.Cloneable

Image object with many operations. This class is the image representation used for the other classes in the framework.

Version:

1.0 02/13/08

Author:

Danilo Roseto Munoz, Fabio Andrijaukas, Gabriel Ambrosio Archanjo

Field Summary

Fields

Modifier and Type	Field and Description
static int	COLOR_MODEL_BINARY
static int	COLOR_MODEL_RGB
static int	PROPORTIONAL

Constructor Summary

Constructors

Constructor and Description
MarvinImage() Creates an image with just 1x1 resolution.
MarvinImage(java.awt.image.BufferedImage img) Constructor using a image in memory
MarvinImage(java.awt.image.BufferedImage img, java.lang.String fmtName) Constructor using a image in memory
MarvinImage(int w, int h) Constructor to blank image, passing the size of image
MarvinImage(int w, int h, int cm)

Method Summary

Methods

Modifier and Type	Method and Description
void	allocColorArray()
int	boundRGB(int rgb)
void	clear()
void	clear(int color)
MarvinImage	clone() Clones the MarvinImage
static void	copyColorArray(MarvinImage imgSource, MarvinImage imgDestine)
void	drawLine(int x0, int y0, int x1, int y1, java.awt.Color c) Bresenham´s Line Drawing implementation
void	drawRect(int x, int y, int w, int h, java.awt.Color c) Draws a rectangle in the image.
void	drawRect(int x, int y, int w, int h, int length, java.awt.Color c)
boolean	equals(java.lang.Object obj) Compare two MarvinImage objects
void	fillRect(int x, int y, int w, int h, java.awt.Color c) Fills a rectangle in the image.
int	getAlphaComponent(int x, int y)
boolean	getBinaryColor(int x, int y)
boolean[]	getBinaryColorArray()
java.awt.image.BufferedImage	getBufferedImage()
java.awt.image.BufferedImage	getBufferedImage(int width, int height) Resize and return the image passing the new height and width
java.awt.image.BufferedImage	getBufferedImage(int width, int height, int type) Resize and return the image passing the new height and width, but maintains width/height factor
java.awt.image.BufferedImage	getBufferedImageNoAlpha()
int	getColorModel()
int	getComponents()
java.lang.String	getFormatName()
int	getHeight() Returns the height
int	getIntColor(int x, int y) Gets the integer color composition for x, y position
int[]	getIntColorArray()
int	getIntComponent0(int x, int y) Gets the integer color component 0 in the x and y position
int	getIntComponent1(int x, int y) Gets the integer color component 1 in the x and y position
int	getIntComponent2(int x, int y) Gets the integer color component 2 in the x and y position
java.awt.image.BufferedImage	getNewImageInstance() Return a new instance of the BufferedImage
int	getType() Gets the type
int	getWidth() Returns the width
boolean	isValidPosition(int x, int y)
int	limit8bitsColor(int color) Limits the color value between 0 and 255.
double	multi8p(int x, int y, double masc) Multiple of gradient windwos per masc relation of x y
int[]	Multi8p(int x, int y, int[][] masc) Convolution operator
void	resize(int w, int h) Resize the image passing the new height and width
void	setAlphaByColor(int alpha, int color) Set alpha to 0 for a given color
void	setAlphaComponent(int x, int y, int alpha)
void	setBinaryColor(int x, int y, boolean value)
void	setBufferedImage(java.awt.image.BufferedImage img) Sets a new image
void	setColorModel(int cm)
void	setDimension(int w, int h)
void	setIntColor(int x, int y, int color) Sets the integer color composition in X an Y position
void	setIntColor(int x, int y, int alpha, int color)
void	setIntColor(int x, int y, int c0, int c1, int c2) Sets the integer color in X an Y position
void	setIntColor(int x, int y, int alpha, int c0, int c1, int c2) Sets the integer color in X an Y position
void	setIntColorArray(int[] arr) Set the integer color array for the entire image.
MarvinImage	subimage(int x, int y, int width, int height)
void	update()
void	updateColorArray()

Methods inherited from class java.lang.Object

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

Field Detail

COLOR_MODEL_RGB

public static final int COLOR_MODEL_RGB

See Also:

Constant Field Values

COLOR_MODEL_BINARY

public static final int COLOR_MODEL_BINARY

See Also:

Constant Field Values

PROPORTIONAL

public static final int PROPORTIONAL

See Also:

Constant Field Values

Constructor Detail

MarvinImage

public MarvinImage()

Creates an image with just 1x1 resolution. Useful in cases where the dimension is set dynamically.

MarvinImage

public MarvinImage(java.awt.image.BufferedImage img)

Constructor using a image in memory

Parameters:

img - Image

MarvinImage

public MarvinImage(java.awt.image.BufferedImage img,
           java.lang.String fmtName)

Constructor using a image in memory

Parameters:

img - Image

fmtName - Image format name

MarvinImage

public MarvinImage(int w,
           int h)

Constructor to blank image, passing the size of image

Parameters:

int - width

int - height

MarvinImage

public MarvinImage(int w,
           int h,
           int cm)

Method Detail

getComponents

public int getComponents()

subimage

public MarvinImage subimage(int x,
                   int y,
                   int width,
                   int height)

updateColorArray

public void updateColorArray()

update

public void update()

clear

public void clear()

clear

public void clear(int color)

getType

public int getType()

Gets the type

getColorModel

public int getColorModel()

setColorModel

public void setColorModel(int cm)

getFormatName

public java.lang.String getFormatName()

setDimension

public void setDimension(int w,
                int h)

allocColorArray

public void allocColorArray()

getIntColorArray

public int[] getIntColorArray()

Returns:

integer color array for the entire image.

setIntColorArray

public void setIntColorArray(int[] arr)

Set the integer color array for the entire image.

copyColorArray

public static void copyColorArray(MarvinImage imgSource,
                  MarvinImage imgDestine)

getBinaryColorArray

public boolean[] getBinaryColorArray()

getBinaryColor

public boolean getBinaryColor(int x,
                     int y)

setBinaryColor

public void setBinaryColor(int x,
                  int y,
                  boolean value)

getIntColor

public int getIntColor(int x,
              int y)

Gets the integer color composition for x, y position

Parameters:

int - x

int - y

Returns:

int color

setAlphaComponent

public void setAlphaComponent(int x,
                     int y,
                     int alpha)

Parameters:

x -

y -

alpha -

getAlphaComponent

public int getAlphaComponent(int x,
                    int y)

Parameters:

x -

y -

Returns:

alpha component

getIntComponent0

public int getIntComponent0(int x,
                   int y)

Gets the integer color component 0 in the x and y position

Parameters:

int - x

int - y

Returns:

int color component 0

getIntComponent1

public int getIntComponent1(int x,
                   int y)

Gets the integer color component 1 in the x and y position

Parameters:

int - x

int - y

Returns:

int color component 1

getIntComponent2

public int getIntComponent2(int x,
                   int y)

Gets the integer color component 2 in the x and y position

Parameters:

int - x

int - y

Returns:

int blue color

getWidth

public int getWidth()

Returns the width

Returns:

int width

getHeight

public int getHeight()

Returns the height

Returns:

int height

isValidPosition

public boolean isValidPosition(int x,
                      int y)

setIntColor

public void setIntColor(int x,
               int y,
               int alpha,
               int color)

setIntColor

public void setIntColor(int x,
               int y,
               int color)

Sets the integer color composition in X an Y position

Parameters:

x - position

y - position

color - color value

setIntColor

public void setIntColor(int x,
               int y,
               int c0,
               int c1,
               int c2)

Sets the integer color in X an Y position

Parameters:

x - position

y - position

c0 - component 0

c1 - component 1

c2 - component 2

setIntColor

public void setIntColor(int x,
               int y,
               int alpha,
               int c0,
               int c1,
               int c2)

Sets the integer color in X an Y position

Parameters:

x - position

y - position

c0 - component 0

c1 - component 1

c2 - component 2

setBufferedImage

public void setBufferedImage(java.awt.image.BufferedImage img)

Sets a new image

Parameters:

BufferedImage - imagem

getBufferedImage

public java.awt.image.BufferedImage getBufferedImage()

getBufferedImageNoAlpha

public java.awt.image.BufferedImage getBufferedImageNoAlpha()

limit8bitsColor

public int limit8bitsColor(int color)

Limits the color value between 0 and 255.

Returns:

int - the color value

Multi8p

public int[] Multi8p(int x,
            int y,
            int[][] masc)

Convolution operator

Returns:

int[]

getNewImageInstance

public java.awt.image.BufferedImage getNewImageInstance()

Return a new instance of the BufferedImage

Returns:

BufferedImage

getBufferedImage

public java.awt.image.BufferedImage getBufferedImage(int width,
                                            int height)

Resize and return the image passing the new height and width

Parameters:

height -

width -

Returns:

getBufferedImage

public java.awt.image.BufferedImage getBufferedImage(int width,
                                            int height,
                                            int type)

Resize and return the image passing the new height and width, but maintains width/height factor

Parameters:

height -

width -

Returns:

resize

public void resize(int w,
          int h)

Resize the image passing the new height and width

Parameters:

height -

width -

clone

public MarvinImage clone()

Clones the MarvinImage

Overrides:

clone in class java.lang.Object

multi8p

public double multi8p(int x,
             int y,
             double masc)

Multiple of gradient windwos per masc relation of x y

Returns:

int[]

boundRGB

public int boundRGB(int rgb)

drawLine

public void drawLine(int x0,
            int y0,
            int x1,
            int y1,
            java.awt.Color c)

Bresenham´s Line Drawing implementation

drawRect

public void drawRect(int x,
            int y,
            int w,
            int h,
            java.awt.Color c)

Draws a rectangle in the image. It´s useful for debugging purposes.

Parameters:

x - rect´s start position in x-axis

y - rect´s start positioj in y-axis

w - rect´s width

h - rect´s height

c - rect´s color

drawRect

public void drawRect(int x,
            int y,
            int w,
            int h,
            int length,
            java.awt.Color c)

fillRect

public void fillRect(int x,
            int y,
            int w,
            int h,
            java.awt.Color c)

Fills a rectangle in the image.

Parameters:

x - rect´s start position in x-axis

y - rect´s start positioj in y-axis

w - rect´s width

h - rect´s height

c - rect´s color

setAlphaByColor

public void setAlphaByColor(int alpha,
                   int color)

Set alpha to 0 for a given color

Parameters:

color - target color

equals

public boolean equals(java.lang.Object obj)

Compare two MarvinImage objects

Overrides:

equals in class java.lang.Object

Parameters:

obj - object to be compared. MarvinImage object is expected.