# ``
CircleLayer is a style layer that renders one or more filled circles on the map.
## Props
| Prop | Type | Default | Required | Description |
| ---- | :--: | :-----: | :------: | :----------: |
| style | `CircleLayerStyle` | `none` | `false` | Customizable style attributes |
| sourceID | `FIX ME UNKNOWN TYPE` | `MLRNModule.StyleSource.DefaultSourceID` | `false` | FIX ME NO DESCRIPTION |
## Styles
* `visibility`
* `circleRadius`
* `circleColor`
* `circleBlur`
* `circleOpacity`
* `circleTranslate`
* `circleTranslateAnchor`
### `visibility`
Whether this layer is displayed.
- Type
-
enum
- Default Value
visible- Supported Values
-
-
visible: The layer is shown.
-
none: The layer is not shown.
### `circleRadius`
Circle radius.
- Type
-
number
- Default Value
5- Units
pixels- Minimum
0- Expression Parameters
zoom, feature, feature-state
### `circleRadiusTransition`
The transition affecting any changes to this layer’s circleRadius property.
- Type
-
{ duration, delay }
- Units
-
milliseconds
- Default Value
-
{duration: 300, delay: 0}
### `circleColor`
The fill color of the circle.
- Type
-
color
- Default Value
#000000- Expression Parameters
zoom, feature, feature-state
### `circleColorTransition`
The transition affecting any changes to this layer’s circleColor property.
- Type
-
{ duration, delay }
- Units
-
milliseconds
- Default Value
-
{duration: 300, delay: 0}
### `circleBlur`
Amount to blur the circle. 1 blurs the circle such that only the centerpoint is full opacity.
- Type
-
number
- Default Value
0- Expression Parameters
zoom, feature, feature-state
### `circleBlurTransition`
The transition affecting any changes to this layer’s circleBlur property.
- Type
-
{ duration, delay }
- Units
-
milliseconds
- Default Value
-
{duration: 300, delay: 0}
### `circleOpacity`
The opacity at which the circle will be drawn.
- Type
-
number
- Default Value
1- Minimum
0- Maximum
1- Expression Parameters
zoom, feature, feature-state
### `circleOpacityTransition`
The transition affecting any changes to this layer’s circleOpacity property.
- Type
-
{ duration, delay }
- Units
-
milliseconds
- Default Value
-
{duration: 300, delay: 0}
### `circleTranslate`
The geometry's offset. Values are [x, y] where negatives indicate left and up, respectively.
- Type
-
array
- Default Value
[0,0]- Units
pixels- Expression Parameters
zoom
### `circleTranslateTransition`
The transition affecting any changes to this layer’s circleTranslate property.
- Type
-
{ duration, delay }
- Units
-
milliseconds
- Default Value
-
{duration: 300, delay: 0}
### `circleTranslateAnchor`
Controls the frame of reference for `circleTranslate`.
- Type
-
enum
- Default Value
map- Supported Values
-
-
map: The circle is translated relative to the map.
-
viewport: The circle is translated relative to the viewport.
- Requires
circleTranslate- Expression Parameters
zoom