import fs from 'fs'
import path from 'path'
import SVG, { Group, Line, point } from 'svg-canvas'
const PI = 3.141592
class Tree extends Group {
constructor (length, color, thickness) {
super()
this.include(new Line(point(0, 0), point(0, length)).stroke(color).strokeWidth(thickness))
if (length > 3) {
this.include(new Tree(length / 2, color, thickness).translate(0, length))
this.include(new Tree(length / 2, color, thickness).rotate(PI / 6).translate(0, length))
this.include(new Tree(length / 2, color, thickness).rotate(-PI / 6).translate(0, length))
}
}
}
const tree = new Tree(100, 'black', 1).rotate(PI).translate(100, 200)
const svg = new SVG(200, 200).include(tree)
fs.writeFileSync(path.join(__dirname, '/tree.svg'), svg)
