@visactor/vrender-core/cjs/graphic/builtin-symbol/arrow.js

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

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: !0
}), exports.ArrowSymbol = exports.arrow = void 0;

const vutils_1 = require("@visactor/vutils"), base_1 = require("./base"), sqrt3 = (0, 
vutils_1.sqrt)(3);

function arrow(ctx, r, transX, transY) {
    const triangleH = r, trangleBottomSide = triangleH / sqrt3, rectW = trangleBottomSide / 5, rectH = r;
    return ctx.moveTo(0 + transX, -triangleH + transY), ctx.lineTo(trangleBottomSide / 2 + transX, transY), 
    ctx.lineTo(rectW / 2 + transX, transY), ctx.lineTo(rectW / 2 + transX, rectH + transY), 
    ctx.lineTo(-rectW / 2 + transX, rectH + transY), ctx.lineTo(-rectW / 2 + transX, transY), 
    ctx.lineTo(-trangleBottomSide / 2 + transX, transY), ctx.closePath(), !0;
}

exports.arrow = arrow;

class ArrowSymbol extends base_1.BaseSymbol {
    constructor() {
        super(...arguments), this.type = "arrow", this.pathStr = "M-0.07142857142857142,0.5L0.07142857142857142,0.5L0.07142857142857142,-0.0625L0.2,-0.0625L0,-0.5L-0.2,-0.0625L-0.07142857142857142,-0.0625Z";
    }
    draw(ctx, size, transX, transY) {
        return arrow(ctx, this.parseSize(size) / 2, transX, transY);
    }
    drawOffset(ctx, size, transX, transY, offset) {
        return arrow(ctx, this.parseSize(size) / 2 + offset, transX, transY);
    }
}

exports.ArrowSymbol = ArrowSymbol, exports.default = new ArrowSymbol;
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