metdetection.time

Class TimeSignature

java.lang.Object

metdetection.time.TimeSignature

public class TimeSignature
extends java.lang.Object

A TimeSignature represents some MIDI data's beat structure (time signature). Equality is based only on the numerator and denominator.

Author:

Andrew McLeod - 11 Feb, 2015

Field Summary

Fields

Modifier and Type	Field and Description
private int	denominator The denominator of the time signature.
static int	IRREGULAR_NUMERATOR The numerator used to signify an irregular meter.
private int	numerator The numerator of the time signature.

Constructor Summary

Constructors

Constructor and Description
TimeSignature() Create a new default TimeSignature (4/4 time)
TimeSignature(byte[] data) Create a new TimeSignature from the given data array.
TimeSignature(int numerator, int denominator) Create a new TimeSignature with the given numerator and denominator.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(java.lang.Object other)
int	getDenominator() Get the denominator of this time signature.
Measure	getMetricalMeasure() Get the BeatHierarchy of this time signature.
int	getNotes32PerBar() Get the number of 32nd notes per measure at this time signature.
int	getNumerator() Get the numerator of this time signature.
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

IRREGULAR_NUMERATOR

public static final int IRREGULAR_NUMERATOR

The numerator used to signify an irregular meter. It can be used with any denominator (4, for example).

See Also:

Constant Field Values

numerator

private final int numerator

The numerator of the time signature.

denominator

private final int denominator

The denominator of the time signature.

Constructor Detail

TimeSignature

public TimeSignature()

Create a new default TimeSignature (4/4 time)

TimeSignature

public TimeSignature(byte[] data)

Create a new TimeSignature from the given data array.

Parameters:

data - Data array, parsed directly from midi.

TimeSignature

public TimeSignature(int numerator,
             int denominator)

Create a new TimeSignature with the given numerator and denominator.

Parameters:

numerator - numerator

denominator - denominator

Method Detail

getNotes32PerBar

public int getNotes32PerBar()

Get the number of 32nd notes per measure at this time signature.

Returns:

The number of 32nd notes per measure.

getNumerator

public int getNumerator()

Get the numerator of this time signature.

Returns:

numerator

getDenominator

public int getDenominator()

Get the denominator of this time signature.

Returns:

denominator

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

getMetricalMeasure

public Measure getMetricalMeasure()

Get the BeatHierarchy of this time signature.

Returns:

The BeatHierarchy of this time signature.