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scripts.js
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scripts.js
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const divContainer = document.getElementById('divContainer');
const buttonHolder = document.getElementById('buttonHolder');
let gridItems = document.getElementsByClassName('grid-item');
let numOfBoxes = 16;
let boxColor = document.getElementById('colorButton').value;
function makeRows(rows, cols) {
divContainer.style.setProperty('--grid-rows', rows);
divContainer.style.setProperty('--grid-cols', cols);
for (i = 0; i < (rows * cols); i++) {
let div = document.createElement('div');
div.setAttribute('style', 'background-color:white;')
divContainer.appendChild(div).className = 'grid-item';
}
}
makeRows(numOfBoxes, numOfBoxes)
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].addEventListener('mouseover', changeColor)
}
function changeColor() {
this.style.backgroundColor = boxColor;
}
function deleteDivs() {
while (gridItems.length > 0) {
gridItems[0].parentNode.removeChild(gridItems[0]);
}
}
const boxSlider = document.createElement('input');
boxSlider.setAttribute('id', 'boxSlider')
boxSlider.setAttribute('type', 'range');
boxSlider.setAttribute('min', '16');
boxSlider.setAttribute('max', '100');
boxSlider.setAttribute('value', '16');
buttonHolder.appendChild(boxSlider)
boxSlider.addEventListener('input', sliderTextValues )
boxSlider.addEventListener('change', addBoxes)
function sliderTextValues () {
numOfBoxes = boxSlider.value;
sliderText.innerText = `Number of Boxes: ${numOfBoxes}`
}
function addBoxes() {
deleteDivs();
makeRows(numOfBoxes, numOfBoxes)
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].addEventListener('mouseover', changeColor)
}
}
let sliderText = document.createElement('label');
buttonHolder.prepend(sliderText)
sliderText.setAttribute = ('for', 'boxSlider');
sliderText.innerText = `Number of Boxes: ${numOfBoxes}`
const colorButton = document.getElementById('colorButton');
colorButton.setAttribute('id', 'colorButton');
colorButton.setAttribute('type', 'color')
buttonHolder.appendChild(colorButton);
colorButton.innerText = 'Change Color';
colorButton.addEventListener('change', setColor)
colorButton.addEventListener('click', toggleResetColor)
const rainbowButton = document.createElement('button');
rainbowButton.setAttribute('id', 'rainbowButton');
buttonHolder.appendChild(rainbowButton)
rainbowButton.innerText = 'Rainbow!'
rainbowButton.addEventListener('click', toggleRainbowBoxes)
const resetButton = document.createElement('button');
resetButton.setAttribute('id', 'resetButton');
buttonHolder.appendChild(resetButton);
resetButton.innerText = 'Reset';
resetButton.addEventListener('click', resetCanvas)
function resetCanvas() {
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].setAttribute('style', 'background-color: white;')
}
}
function toggleResetColor() {
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].removeEventListener('mouseover', rainbowColor)
gridItems[i].addEventListener('mouseover', resetColor)
}
}
function resetColor() {
boxColor = document.getElementById('colorButton').value;
}
function toggleRainbowBoxes() {
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].addEventListener('mouseover', rainbowColor)
}
}
function rainbowColor() {
let a = randomRGBValue();
let b = randomRGBValue();
let c = randomRGBValue();
boxColor = `rgb(${a}, ${b}, ${c})`
console.log(boxColor)
}
function randomRGBValue () {
return Math.floor(Math.random() * 255) + 1;
}
function setColor(e) {
boxColor = e.target.value;
}
function setNumOfBoxes() {
let newNum = prompt();
if ((newNum > 100) || (newNum < 16)) {
alert('ERROR: Number given must not exceed 100 or be below 16')
}
else {
numOfBoxes = newNum
deleteDivs();
makeRows(numOfBoxes, numOfBoxes)
for (let i = 0; i < gridItems.length; i++) {
gridItems[i].addEventListener('mouseover', changeColor)
}
}
}