# Circle Element

## 1. Shape

```ts
interface CircleClip extends BaseClip {
  type: "circle";
  size: number;
  startAngle?: number;
  endAngle?: number;
}
```

## 2. Supported fields

### `size`
- Type: `number`
- Required: yes
- Purpose: circle diameter

### `startAngle`
- Type: `number`
- Required: no
- Purpose: start angle

### `endAngle`
- Type: `number`
- Required: no
- Purpose: end angle

## 3. Example

```json
{
  "type": "circle",
  "start": 0,
  "duration": 3,
  "size": 180,
  "transform": {
    "x": "50%",
    "y": "50%"
  },
  "style": {
    "fill": "#22c55e"
  }
}
```