// Coding Challenge #76

// https://thecodingtrain.com/challenges/76-10Print

// declare and initialize some variables

let x = 0;

let y = 0;

let spacing = 50;

let choice = 0;

​

​

//choices of colors

let colors = [

  {r: 200, g: 40, b: 40}, //red ish

  {r: 40, g: 40, b: 200}, //blue ish

  {r: 40, g: 200, b: 40}, // green ish

  {r: 240, g: 40, b: 240}, //purple ish

  {r: 40, g: 240, b: 240}, //cyan ish

  {r: 240, g: 240, b: 40}, //yellow ish

];

​

​

function setup() {

  createCanvas(1000, 1000);

  // draw background just once!

  background(20);

}

​

//different stroke every stroke

​

function strokeChange() {

  //stroke(random(256),random(256),random(256)); // random color

  choice  = int(random(colors.length)); //choose a random index

  stroke(colors[choice].r, //assign chosen index's color

         colors[choice].g,

         colors[choice].b);

  strokeWeight(int(random(5))); // random stroke weight out of 5

  fill(colors[choice].r, //assign chosen index's color

         colors[choice].g,

         colors[choice].b);

}

​

​

function draw() {

  // half the time draw a line from upper left to lower right

  // diagonal draw

  if (random() == random()) {

    line(x, y, x + spacing, y + spacing);

    strokeChange();

  } else {

    // otherwise, the opposite

    line(x, y + spacing, x + spacing, y);

    strokeChange();

  }

  //ellipse printed horizontally  

  ellipse(x,y,spacing/5);

  // increment y spacing

  y = y + spacing;

  // when x is at the far right

  if (x > width) {

    // reset x to the left, and

    x = 0;

    // increment y spacing - new column!

    y = y + spacing;

    //increment spacing each time x reaches right

    spacing++;

  }

  // when y is at the very bottom

  if (y > height) {

    // reset y to the top, and

    y = 0;

    // increment x spacing - new column!

    x = x + spacing;

  }

  //if (x > width) {

  //  saveCanvas('Lab03', 'png');

  // noLoop();

  //}

}