com.sun.jimi.core.raster
Interface LongRasterImage

All Known Implementing Classes:

MemoryLongRasterImage

public abstract interface LongRasterImage

Long-based image representation.

Method Summary

long	getPixel(int x, int y) Get a pixel.
void	getRectangle(int x, int y, int width, int height, long[] buffer, int offset, int scansize) Get a rectangular area of pixel data.
void	getRow(int y, long[] buffer, int offset) Get a row of pixel data.
void	setPixel(int x, int y, long value) Set a pixel.
void	setRectangle(int x, int y, int width, int height, long[] pixels, int offset, int scansize) Set a rectangular area of pixel data.
void	setRow(int y, long[] pixels, int offset) Set a row of pixel data.

Method Detail

setRectangle

public void setRectangle(int x,
                         int y,
                         int width,
                         int height,
                         long[] pixels,
                         int offset,
                         int scansize)
                  throws ImageAccessException

Set a rectangular area of pixel data.

Parameters:

x - x-coordinate

y - y-coordinate

width - rectangle width

height - rectangle height

pixels - pixel data

offset - offset in pixels to start at

scansize - length from the start of one row to the start of the next

Throws:

ImageAccessException - if an error prevents image from being accessed

setRow

public void setRow(int y,
                   long[] pixels,
                   int offset)
            throws ImageAccessException

Set a row of pixel data.

Parameters:

y - y-coordinate

pixels - pixel data

offset - offset in pixels to start at

Throws:

ImageAccessException - if an error prevents image from being accessed

setPixel

public void setPixel(int x,
                     int y,
                     long value)
              throws ImageAccessException

Set a pixel.

Parameters:

x - x-coordinate

y - y-coordinate

value - pixel value

Throws:

ImageAccessException - if an error prevents image from being accessed

getRectangle

public void getRectangle(int x,
                         int y,
                         int width,
                         int height,
                         long[] buffer,
                         int offset,
                         int scansize)
                  throws ImageAccessException

Get a rectangular area of pixel data.

Parameters:

x - x-coordinate

y - y-coordinate

width - rectangle width

height - rectangle height

buffer - buffer to copy pixel data into

offset - offset in buffer to start copying to

scansize - length from the start of one row to the start of the next in buffer

Throws:

ImageAccessException - if an error prevents image from being accessed

getRow

public void getRow(int y,
                   long[] buffer,
                   int offset)
            throws ImageAccessException

Get a row of pixel data.

Parameters:

y - y-coordinate

buffer - buffer to copy pixel data into

offset - offset in buffer to start copying to

Throws:

ImageAccessException - if an error prevents image from being accessed

getPixel

public long getPixel(int x,
                     int y)
              throws ImageAccessException

Get a pixel.

Parameters:

x - x-coordinate

y - y-coordinate

Returns:

the value of the pixel at (x, y)

Throws:

ImageAccessException - if an error prevents image from being accessed