description

# TimelineRecorder enum

Types of timeline recorders supported by the VM.

Inheritance
  - Object
  - Enum
  - TimelineRecorder
Available extensions
  - EnumName
Annotations
  - @Since.new('3.11')

## Values

perfetto → const TimelineRecorder

  Perfetto's protobuf based format.

  Supports both profiling and tracing data.

  Scheme is available in Perfetto docs.

chrome → const TimelineRecorder

  Chrome's JSON based format viewable by Catapult.

  Supports only tracing data.

  Scheme is described in here.

systrace → const TimelineRecorder

  Emits platform specific timeline events.

  - On Linux and Android this means writing events into ftrace buffer.
  - On Mac OS X this uses signposts.
  - On Fuchsia it uses Fuchsia tracing system.
  - Not supported on Windows.

## Properties

hashCode → int
  The hash code for this object.
  no setterinherited
index → int
  A numeric identifier for the enumerated value.
  no setterinherited
name → String

  Available on Enum, provided by the EnumName extension

  The name of the enum value.
  no setter
runtimeType → Type
  A representation of the runtime type of the object.
  no setterinherited

## Methods

noSuchMethod(Invocation invocation) → dynamic
  Invoked when a nonexistent method or property is accessed.
  inherited
toString() → String
  A string representation of this object.
  inherited

## Operators

operator ==(Object other) → bool
  The equality operator.
  inherited

## Constants

values → const List<TimelineRecorder>
  A constant List of the values in this enum, in order of their declaration.