edu.wpi.first.wpilibj.image
Class NIVision.Rect

java.lang.Object
  com.sun.cldc.jna.Structure
      edu.wpi.first.wpilibj.image.NIVision.Rect

Enclosing class:

NIVision

public static class NIVision.Rect
extends Structure

Field Summary

Fields inherited from class com.sun.cldc.jna.Structure

backingNativeMemory, NULL

Constructor Summary

NIVision.Rect(int top, int left, int height, int width)
Create a new Rect with the specified dimensions

Method Summary

void	free() Free the memory used by this range
int	getHeight() Get the height of the rectangle
int	getLeft() Get the left edge of the rectangle
int	getTop() Get the top of the rectangle
int	getWidth() Get the width of the rectangle
void	read() Copy the fields of the struct from native memory to the Java fields
void	set(int top, int left, int height, int width) Set the Rect dimensions
int	size()
void	write() Copy the java fields of the struct to native memory from the Java fields

Methods inherited from class com.sun.cldc.jna.Structure

allocateMemory, allocateMemory, clear, freeMemory, getPointer, release, toString, useMemory

Methods inherited from class java.lang.Object

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

Constructor Detail

NIVision.Rect

public NIVision.Rect(int top,
                     int left,
                     int height,
                     int width)

Create a new Rect with the specified dimensions

Parameters:

top - The top of the rectangle

left - The left edge of the rectangle

height - The height of the rectangle

width - The width of the rectangle

Method Detail

read

public void read()

Description copied from class: Structure

Copy the fields of the struct from native memory to the Java fields

Specified by:

read in class Structure

write

public void write()

Description copied from class: Structure

Copy the java fields of the struct to native memory from the Java fields

Specified by:

write in class Structure

size

public int size()

Specified by:

size in class Structure

Returns:

the size of the native structure

free

public void free()

Free the memory used by this range

set

public void set(int top,
                int left,
                int height,
                int width)

Set the Rect dimensions

Parameters:

top - The top of the rectangle

left - The left edge of the rectangle

height - The height of the rectangle

width - The width of the rectangle

getTop

public int getTop()

Get the top of the rectangle

Returns:

The top edge of the rectangle in pixels, measured from the top of the image

getLeft

public int getLeft()

Get the left edge of the rectangle

Returns:

The left edge of the rectangle in pixels measured from the left of the image

getWidth

public int getWidth()

Get the width of the rectangle

Returns:

The width of the rectangle in pixels

getHeight

public int getHeight()

Get the height of the rectangle

Returns:

The height edge of the rectangle in pixels