@visactor/vrender-core/es/graphic/builtin-symbol/circle.js

```typescript import { xxx } from '@visactor/vrender-core'; ```

import { tau } from "@visactor/vutils";

import { BaseSymbol } from "./base";

export function circle(ctx, r, x, y, z) {
    return z ? ctx.arc(x, y, r, 0, tau, !1, z) : ctx.arc(x, y, r, 0, tau), !1;
}

export class CircleSymbol extends BaseSymbol {
    constructor() {
        super(...arguments), this.type = "circle", this.pathStr = "M0.5,0A0.5,0.5,0,1,1,-0.5,0A0.5,0.5,0,1,1,0.5,0";
    }
    draw(ctx, size, x, y, z) {
        return circle(ctx, this.parseSize(size) / 2, x, y, z);
    }
    drawOffset(ctx, size, x, y, offset, z) {
        return circle(ctx, this.parseSize(size) / 2 + offset, x, y, z);
    }
    drawToSvgPath(size, x, y, z) {
        const r = this.parseSize(size) / 2;
        return `M ${x - r}, ${y} a ${r},${r} 0 1,0 ${2 * r},0 a ${r},${r} 0 1,0 -${2 * r},0`;
    }
}

export default new CircleSymbol;
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