# AnimationViewModel

#### new Cesium.AnimationViewModel(clockViewModel)
Widgets/Animation/AnimationViewModel.js 101

The view model for the `Animation` widget.

Name | Type | Description
--- | --- | ---
`clockViewModel` | ClockViewModel | The ClockViewModel instance to use.

##### See:

- Animation

### Members

#### static Cesium.AnimationViewModel.defaultDateFormatter : AnimationViewModel.DateFormatter
Widgets/Animation/AnimationViewModel.js 384

Gets or sets the default date formatter used by new instances.

#### static Cesium.AnimationViewModel.defaultTicks : Array.<Number>
Widgets/Animation/AnimationViewModel.js 399

Gets or sets the default array of known clock multipliers associated with new instances of the shuttle ring.

#### static Cesium.AnimationViewModel.defaultTimeFormatter : AnimationViewModel.TimeFormatter
Widgets/Animation/AnimationViewModel.js 439

Gets or sets the default time formatter used by new instances.

#### clockViewModel : ClockViewModel
Widgets/Animation/AnimationViewModel.js 546

Gets the clock view model.

#### dateFormatter : AnimationViewModel.DateFormatter
Widgets/Animation/AnimationViewModel.js 607

Gets or sets the function which formats a date for display.

Default Value: `AnimationViewModel.defaultDateFormatter`

#### dateLabel : String
Widgets/Animation/AnimationViewModel.js 155

Gets the string representation of the current date. This property is observable.

#### faster : Command
Widgets/Animation/AnimationViewModel.js 534

Gets a command that increases the speed of animation.

#### multiplierLabel : String
Widgets/Animation/AnimationViewModel.js 164

Gets the string representation of the current multiplier. This property is observable.

#### pauseViewModel : ToggleButtonViewModel
Widgets/Animation/AnimationViewModel.js 558

Gets the pause toggle button view model.

#### playForwardViewModel : ToggleButtonViewModel
Widgets/Animation/AnimationViewModel.js 582

Gets the play toggle button view model.

#### playRealtimeViewModel : ToggleButtonViewModel
Widgets/Animation/AnimationViewModel.js 594

Gets the realtime toggle button view model.

#### playReverseViewModel : ToggleButtonViewModel
Widgets/Animation/AnimationViewModel.js 570

Gets the reverse toggle button view model.

#### shuttleRingAngle : Number
Widgets/Animation/AnimationViewModel.js 186

Gets or sets the current shuttle ring angle. This property is observable.

#### shuttleRingDragging : Boolean
Widgets/Animation/AnimationViewModel.js 119

Gets or sets whether the shuttle ring is currently being dragged. This property is observable.

Default Value: `false`

#### slower : Command
Widgets/Animation/AnimationViewModel.js 523

Gets a command that decreases the speed of animation.

#### snapToTicks : Boolean
Widgets/Animation/AnimationViewModel.js 128

Gets or sets whether dragging the shuttle ring should cause the multiplier to snap to the defined tick values rather than interpolating between them. This property is observable.

Default Value: `false`

#### timeFormatter : AnimationViewModel.TimeFormatter
Widgets/Animation/AnimationViewModel.js 630

Gets or sets the function which formats a time for display.

Default Value: `AnimationViewModel.defaultTimeFormatter`

#### timeLabel : String
Widgets/Animation/AnimationViewModel.js 146

Gets the string representation of the current time. This property is observable.

### Methods

#### getShuttleRingTicks() → Array.<Number>
Widgets/Animation/AnimationViewModel.js 468

Gets a copy of the array of positive known clock multipliers to associate with the shuttle ring.

##### Returns:

The array of known clock multipliers associated with the shuttle ring.

#### setShuttleRingTicks(positiveTicks)
Widgets/Animation/AnimationViewModel.js 481

Sets the array of positive known clock multipliers to associate with the shuttle ring. These values will have negative equivalents created for them and sets both the minimum and maximum range of values for the shuttle ring as well as the values that are snapped to when a single click is made. The values need not be in order, as they will be sorted automatically, and duplicate values will be removed.

Name | Type | Description
--- | --- | ---
`positiveTicks` | Array.<Number> | The list of known positive clock multipliers to associate with the shuttle ring.

### Type Definitions

#### Cesium.AnimationViewModel.DateFormatter(date, viewModel) → String
Widgets/Animation/AnimationViewModel.js 651

A function that formats a date for display.

Name | Type | Description
--- | --- | ---
`date` | JulianDate | The date to be formatted
`viewModel` | AnimationViewModel | The AnimationViewModel instance requesting formatting.

##### Returns:

The string representation of the calendar date portion of the provided date.

#### Cesium.AnimationViewModel.TimeFormatter(date, viewModel) → String
Widgets/Animation/AnimationViewModel.js 660

A function that formats a time for display.

Name | Type | Description
--- | --- | ---
`date` | JulianDate | The date to be formatted
`viewModel` | AnimationViewModel | The AnimationViewModel instance requesting formatting.

##### Returns:

The string representation of the time portion of the provided date.