import BrushZoomState from 'waves-ui-piper/src/states/brush-zoom-state.js'

public class | source

BrushZoomState

Extends:

BaseState → BrushZoomState

Protools like zoom with zone selection. Press space bar to reset zoom.

example usage

TODO:

- could also handle `g` and `h` keys to zoom-in, zoom-out.

Constructor Summary

Public Constructor
public	constructor(timeline: *)

Member Summary

Public Members
public	brushes: *[]
public	startX: *

Method Summary

Public Methods
public	handleEvent(e: *)
public	onKeyDown(e: *)
public	onMouseDown(e: *)
public	onMouseMove(e: *)
public	onMouseUp(e: *)

Inherited Summary

From class BaseState
public get	layers: Array<Layer> Returns all registered layers.
public get	tracks: TrackCollection<Track> Returns timeline tracks collection.
public	timeline: Timeline A reference to the timeline on which the state should be installed.
public	enter() Called when the timeline is entering the state.
public	exit() Called when the timeline is leaving the state.
public	handleEvent(e: WaveEvent, hitLayers: Array) Main interface method to override when creating a new `State`.

Public Constructors

public constructor(timeline: *) source

Returns timeline tracks collection.

Override:

BaseState#constructor

Params:

Name	Type	Attribute	Description
timeline	*

Public Members

public brushes: *[] source

public startX: * source

Public Methods

public handleEvent(e: *) source

Main interface method to override when creating a new State. Handle event from mouse or keyboard, should define behavior according to the event (aka. mousedown, mouseup, ...).

Override:

BaseState#handleEvent

Params:

Name	Type	Attribute	Description
e	*

public onKeyDown(e: *) source

Params:

Name	Type	Attribute	Description
e	*

public onMouseDown(e: *) source

Params:

Name	Type	Attribute	Description
e	*

public onMouseMove(e: *) source

Params:

Name	Type	Attribute	Description
e	*

public onMouseUp(e: *) source

Params:

Name	Type	Attribute	Description
e	*