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

## Description

import { BaseSymbol } from "./base";

export function stroke(ctx, r, transX, transY) {
    return ctx.moveTo(-r + transX, transY), ctx.lineTo(transX, r + transY), !1;
}

export class StrokeSymbol extends BaseSymbol {
    constructor() {
        super(...arguments), this.type = "stroke", this.pathStr = "";
    }
    draw(ctx, size, transX, transY) {
        return stroke(ctx, this.parseSize(size) / 2, transX, transY);
    }
    drawOffset(ctx, size, transX, transY, offset) {
        return stroke(ctx, this.parseSize(size) / 2 + offset, transX, transY);
    }
}

export default new StrokeSymbol;
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