Steps

java.lang.Object
- vcf.Steps

```
public class Steps
extends java.lang.Object
```
Class Steps represents a partition of a list of markers into a sequence of sets of consecutive markers (the steps).

Instances of class Steps are immutable.

Constructor Summary

Constructors
Constructor Description

Steps(MarkerMap map, float minStep)
Constructs a new Steps instance from the specified data.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`end(int step)`	Returns the index of the last marker (exclusive) in the specified step.
`MarkerMap`	`map()`	Return the marker map.
`int`	`size()`	Returns the number of steps.
`int`	`start(int step)`	Returns the index of the first marker in the specified step.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Steps
```
public Steps(MarkerMap map,
             float minStep)
```
    Constructs a new Steps instance from the specified data.
    
    Parameters:
    
    map - the marker map
    
    minStep - the minimum distance between the first markers in consecutive steps
    
    Throws:
    
    java.lang.IllegalArgumentException - if minStep <= 0f || Float.isFinite(minStep) == false
    
    java.lang.NullPointerException - if map == null
- Method Detail
  - size
```
public int size()
```
    Returns the number of steps.
    
    Returns:
    
    the number of steps
  - start
```
public int start(int step)
```
    Returns the index of the first marker in the specified step.
    
    Parameters:
    
    step - a step index
    
    Returns:
    
    the index of the first marker in the specified step
    
    Throws:
    
    java.lang.IllegalArgumentException - if step < 0 || step >= this.nSteps()
  - end
```
public int end(int step)
```
    Returns the index of the last marker (exclusive) in the specified step.
    
    Parameters:
    
    step - a step index
    
    Returns:
    
    the index of the last marker (exclusive) in the specified step
    
    Throws:
    
    java.lang.IllegalArgumentException - if step < 0 || step >= this.nSteps()
  - map
```
public MarkerMap map()
```
    Return the marker map.
    
    Returns:
    
    the marker map