blotTutorial

// check out the workshop tab to get started
// welcome to blot!

// check out this guide to learn how to program in blot
// https://blot.hackclub.com/editor?guide=start

const width = 125;
const height = 125;

setDocDimensions(width, height);

drawLines([
  [
    [20,33],
    [90, 90]//line
  ]
])


drawLines([
  [
    [22,31],
    [94, 90]//line
  ]
])


const s = 50

drawLines([
  [
    [0, 0],
    [0, s],
    [s, s],
    [s, 0],
    [0, 0]
  ]
])



const shth = 3  // shaft thickness
const shl = 117  // shaft length
const cl = 30  // calamus length (part without vanes)
const vw = 20  // vane width, per vane
const t = new bt.Turtle()

// start pointing diagonally, and further within drawing area
t.left(39).jump([12, 26])

// draw the shaft
t.forward(shl).left(90).forward(shth).left(90)
t.forward(shl).left(90).forward(shth).left(90)

// move to start of vanes
t.up().forward(cl).left(90).forward(shth/2).right(90).down()

// draw vanes
const short = vw * Math.sqrt(2)
const long = shl - cl - 2 * vw

t.left(45)
t.forward(short).right(45).forward(long).right(45).forward(short)
.right(90)
t.forward(short).right(45).forward(long).right(45).forward(short)

drawLines(t.lines())








// store final lines here
const finalLines = [];

// create a polyline
const polyline = [
  [30, 90],
  [100, 90],
  [100, 30],
  [30, 30],
  [30, 90]
];

// add the polyline to the final lines
//finalLines.push(polyline);

// transform lines using the toolkit
//bt.rotate(finalLines, 45);

// draw it
drawLines(finalLines);