Last

class Last(*args)

Last history storage strategy.

Available constructors:
Last(N)
Parameters:

N : integer

Number of points to store.

Notes

The last strategy stores only the N last points.

Methods

clear() Clear the stored points.
getClassName() Accessor to the object’s name.
getHasWrapped() Accessor to a wrapped flag.
getId() Accessor to the object’s id.
getIndex() Accessor to the index.
getMaximumSize() Accessor to the maximum size of the storage strategy.
getName() Accessor to the object’s name.
getSample() Accessor to the stored sample.
getShadowedId() Accessor to the object’s shadowed id.
getVisibility() Accessor to the object’s visibility state.
hasName() Test if the object is named.
hasVisibleName() Test if the object has a distinguishable name.
setName(name) Accessor to the object’s name.
setShadowedId(id) Accessor to the object’s shadowed id.
setVisibility(visible) Accessor to the object’s visibility state.
store(*args) Store points or samples.
__init__(*args)
clear()

Clear the stored points.

Notes

It erases the previously stored points

getClassName()

Accessor to the object’s name.

Returns:

class_name : str

The object class name (object.__class__.__name__).

getHasWrapped()

Accessor to a wrapped flag.

Returns:

wrapped : bool

Return True if the storage has been wrapped.

getId()

Accessor to the object’s id.

Returns:

id : int

Internal unique identifier.

getIndex()

Accessor to the index.

Returns:

index : integer

The index of the storage position.

getMaximumSize()

Accessor to the maximum size of the storage strategy.

Returns:

N : integer

The maximum number of points to store.

getName()

Accessor to the object’s name.

Returns:

name : str

The name of the object.

getSample()

Accessor to the stored sample.

Returns:

sample : Sample

Numerical sample which is the collection of points stored by the history strategy.

getShadowedId()

Accessor to the object’s shadowed id.

Returns:

id : int

Internal unique identifier.

getVisibility()

Accessor to the object’s visibility state.

Returns:

visible : bool

Visibility flag.

hasName()

Test if the object is named.

Returns:

hasName : bool

True if the name is not empty.

hasVisibleName()

Test if the object has a distinguishable name.

Returns:

hasVisibleName : bool

True if the name is not empty and not the default one.

setName(name)

Accessor to the object’s name.

Parameters:

name : str

The name of the object.

setShadowedId(id)

Accessor to the object’s shadowed id.

Parameters:

id : int

Internal unique identifier.

setVisibility(visible)

Accessor to the object’s visibility state.

Parameters:

visible : bool

Visibility flag.

store(*args)

Store points or samples.

Parameters:

data : sequence of float or 2-d sequence of float

Point or sample to store.

Notes

It adds a unique point or all the point of the sample in the natural order to the history.