ev3dev.hardware.sensor.ev3

Class EV3UltrasonicSensor.DistanceMode

java.lang.Object

ev3dev.hardware.Device

ev3dev.hardware.EV3DevSysfs

ev3dev.hardware.sensor.ev3.EV3DevSensorMode

ev3dev.hardware.sensor.ev3.EV3UltrasonicSensor.DistanceMode

All Implemented Interfaces:

SensorMode, java.io.Closeable, java.lang.AutoCloseable, SampleProvider

Enclosing class:

EV3UltrasonicSensor

private class EV3UltrasonicSensor.DistanceMode
extends EV3DevSensorMode

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	MODE
private java.io.File	pathDevice
private static float	toSI

Fields inherited from class ev3dev.hardware.sensor.ev3.EV3DevSensorMode

VALUE0, VALUE1, VALUE2

Fields inherited from class ev3dev.hardware.Device

closeList

Constructor Summary

Constructors

Constructor and Description
DistanceMode(java.io.File pathDevice)

Method Summary

Modifier and Type	Method and Description
void	fetchSample(float[] sample, int offset) Fetches a sample from a sensor or filter.
java.lang.String	getName() return a string description of this sensor mode
int	sampleSize() Returns the number of elements in a sample.

Methods inherited from class ev3dev.hardware.EV3DevSysfs

getElements, readFloat, readInteger, readString, writeInteger, writeString

Methods inherited from class ev3dev.hardware.Device

close, releaseOnClose

Methods inherited from class java.lang.Object

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

Field Detail

MODE

private static final java.lang.String MODE

See Also:

Constant Field Values

toSI

private static final float toSI

See Also:

Constant Field Values

pathDevice

private java.io.File pathDevice

Constructor Detail

DistanceMode

public DistanceMode(java.io.File pathDevice)

Method Detail

sampleSize

public int sampleSize()

Description copied from interface: SampleProvider

Returns the number of elements in a sample.
The number of elements does not change during runtime.

Returns:

the number of elements in a sample

fetchSample

public void fetchSample(float[] sample,
                        int offset)

Description copied from interface: SampleProvider

Fetches a sample from a sensor or filter.

Parameters:

sample - The array to store the sample in.

offset - The elements of the sample are stored in the array starting at the offset position.

getName

public java.lang.String getName()

Description copied from interface: SensorMode

return a string description of this sensor mode

Returns:

The description/name of this mode