com.buglabs.bug.sysfs
Class LEDDevice

java.lang.Object
  com.buglabs.bug.sysfs.SysfsNode
      com.buglabs.bug.sysfs.LEDDevice

public class LEDDevice
extends SysfsNode

A class to control a single-color or multi-color LED.

Field Summary

static int	COLOR_MONO Constant for single color LED
static int	TYPE_MONO_COLOR LED is single color.
static int	TYPE_TRI_COLOR LED is tri color

Fields inherited from class com.buglabs.bug.sysfs.SysfsNode

root

Constructor Summary

LEDDevice(java.io.File root, java.lang.String name)
Constructor for tri-color LED

LEDDevice(java.io.File root, java.lang.String name, java.lang.String color)
Constructor for mono LED.

Method Summary

int	getBrightness(int color)
int	getColorCount()
java.lang.String	getLEDTrigger(int color)
java.lang.String[]	getLEDTriggers(int color) Get the Trigger types this LED supports.
java.lang.String	getName()
int	getType()
void	setBrightness(int color, int brightness) Set the brightness for the specified LED.
void	setTrigger(int color, java.lang.String trigger) Set a trigger on a LED.

Methods inherited from class com.buglabs.bug.sysfs.SysfsNode

getFirstLineofFile, pad, parseHexInt, parseInt, parseMultiInt, println

Methods inherited from class java.lang.Object

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

Field Detail

TYPE_MONO_COLOR

public static final int TYPE_MONO_COLOR

LED is single color.

See Also:

Constant Field Values

TYPE_TRI_COLOR

public static final int TYPE_TRI_COLOR

LED is tri color

See Also:

Constant Field Values

COLOR_MONO

public static final int COLOR_MONO

Constant for single color LED

See Also:

Constant Field Values

Constructor Detail

LEDDevice

public LEDDevice(java.io.File root,
                 java.lang.String name,
                 java.lang.String color)

Constructor for mono LED.

Parameters:

root -

name -

color -

LEDDevice

public LEDDevice(java.io.File root,
                 java.lang.String name)

Constructor for tri-color LED

Parameters:

root -

name -

Method Detail

getName

public java.lang.String getName()

Returns:

name of LED.

getType

public int getType()

Returns:

type of LED

setBrightness

public void setBrightness(int color,
                          int brightness)
                   throws java.io.IOException

Set the brightness for the specified LED.

Parameters:

color -

brightness -

Throws:

java.io.IOException

getBrightness

public int getBrightness(int color)

Parameters:

color -

Returns:

the current brightness of the specified LED.

setTrigger

public void setTrigger(int color,
                       java.lang.String trigger)
                throws java.io.IOException

Set a trigger on a LED.

Parameters:

color -

trigger -

Throws:

java.io.IOException

getLEDTrigger

public java.lang.String getLEDTrigger(int color)
                               throws java.io.IOException

Parameters:

color -

Returns:

The LED trigger that is currently set. "none" means no trigger is active.

Throws:

java.io.IOException

getLEDTriggers

public java.lang.String[] getLEDTriggers(int color)
                                  throws java.io.IOException

Get the Trigger types this LED supports. These trigger types can be set using setLEDTrigger.

Parameters:

color -

Returns:

Throws:

java.io.IOException

getColorCount

public int getColorCount()

Returns:

The number of colors this LED supports. Zero based.