const cake = document.querySelector(".cake");
let candles = [];
function addCandle(left, top) {
const icing = document.querySelector(".icing");
const icingRect = icing.getBoundingClientRect();
const icingCenterX = icingRect.left + icingRect.width / 2;
const icingCenterY = icingRect.top + icingRect.height / 2;
const icingRadius = icingRect.width / 2;
const cakeRect = cake.getBoundingClientRect();
const clickX = event.clientX - cakeRect.left;
const clickY = event.clientY - cakeRect.top;
const distance = Math.sqrt(
Math.pow(clickX - (icingCenterX - cakeRect.left), 2) +
Math.pow(clickY - (icingCenterY - cakeRect.top), 2)
);
if (distance <= icingRadius && clickY >= icingRect.top - cakeRect.top && clickY <= icingRect.bottom - cakeRect.top) {
const candle = document.createElement("div");
candle.className = "candle";
candle.style.left = left + "px";
candle.style.top = top + "px";
const flame = document.createElement("div");
flame.className = "flame";
candle.appendChild(flame);
cake.appendChild(candle);
candles.push(candle);
} else {
console.log("Clicked outside of icing or in an invalid area, no candle added.");
}
}
cake.addEventListener("click", function (event) {
const activeCandles = candles.filter(
(candle) => !candle.classList.contains("out")
).length;
const rect = cake.getBoundingClientRect();
const left = event.clientX - rect.left;
const top = event.clientY - rect.top;
addCandle(left, top);
});
.cake {
position: absolute;
width: 250px;
height: 200px;
top: 50%;
left: 50%;
margin-top: -70px;
margin-left: -125px;
}
.plate {
width: 270px;
height: 110px;
position: absolute;
bottom: -10px;
left: -10px;
background-color: #ccc;
border-radius: 50%;
box-shadow: 0 2px 0 #b3b3b3, 0 4px 0 #b3b3b3, 0 5px 40px rgba(0, 0, 0, 0.5);
}
.cake > * {
position: absolute;
}
.layer {
position: absolute;
display: block;
width: 250px;
height: 100px;
border-radius: 50%;
background-color: #553c13;
box-shadow: 0 2px 0px #6a4b18, 0 4px 0px #33240b, 0 6px 0px #32230b, 0 8px 0px #31230b, 0 10px 0px #30220b, 0 12px 0px #2f220b, 0 14px 0px #2f210a, 0 16px 0px #2e200a, 0 18px 0px #2d200a, 0 20px 0px #2c1f0a, 0 22px 0px #2b1f0a, 0 24px 0px #2a1e09, 0 26px 0px #2a1d09, 0 28px 0px #291d09, 0 30px 0px #281c09;
}
.layer-top {
top: 0px;
}
.layer-middle {
top: 33px;
}
.layer-bottom {
top: 66px;
}
.icing {
top: 2px;
left: 5px;
background-color: #f0e4d0;
width: 240px;
height: 90px;
border-radius: 50%;
}
.icing:before {
content: "";
position: absolute;
top: 4px;
right: 5px;
bottom: 6px;
left: 5px;
background-color: #f4ebdc;
box-shadow: 0 0 4px #f6efe3, 0 0 4px #f6efe3, 0 0 4px #f6efe3;
border-radius: 50%;
z-index: 1;
}
.drip {
display: block;
width: 50px;
height: 60px;
border-bottom-left-radius: 25px;
border-bottom-right-radius: 25px;
background-color: #f0e4d0;
}
.drip1 {
top: 53px;
left: 5px;
transform: skewY(15deg);
height: 48px;
width: 40px;
}
.drip2 {
top: 69px;
left: 181px;
transform: skewY(-15deg);
}
.drip3 {
top: 54px;
left: 90px;
width: 80px;
border-bottom-left-radius: 40px;
border-bottom-right-radius: 40px;
}
.candle {
background-color: #7B020B;
width: 12px;
height: 35px;
border-radius: 6px/3px;
top: -20px;
left: 50%;
margin-left: -8px;
z-index: 10;
}
.candle:before {
content: "";
position: absolute;
top: 0;
left: 0;
width: 12px;
height: 6px;
border-radius: 50%;
background-color: #ad030f;
}
.candle.out .flame {
display: none;
}
.flame {
position: absolute;
background-color: orange;
width: 10px;
height: 25px;
border-radius: 8px 8px 8px 8px/20px 20px 8px 8px;
top: -34px;
left: 50%;
margin-left: -7.5px;
z-index: 10;
box-shadow: 0 0 10px rgba(255, 165, 0, 0.5), 0 0 20px rgba(255, 165, 0, 0.5), 0 0 60px rgba(255, 165, 0, 0.5), 0 0 80px rgba(255, 165, 0, 0.5);
transform-origin: 50% 90%;
animation: flicker 1s ease-in-out alternate infinite;
}
<div class="cake">
<div class="plate"></div>
<div class="layer layer-bottom"></div>
<div class="layer layer-middle"></div>
<div class="layer layer-top"></div>
<div class="icing"></div>
<div class="drip drip1"></div>
<div class="drip drip2"></div>
<div class="drip drip3"></div>
</div>