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Animated the pac-man to open and close mouth #106

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Animated the pac-man to open and close mouth #106

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21 changes: 20 additions & 1 deletion app.js
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -826,7 +826,7 @@ document.addEventListener("DOMContentLoaded", () => {
y: 0,
};
const pacmanSpeed = 200;
squares[pacmanCurrentIndex].classList.add("pac-man");

//get the coordinates of pacman on the grid with X and Y axis
// function getCoordinates(index) {
// return [index % width, Math.floor(index / width)]
Expand Down Expand Up @@ -885,6 +885,8 @@ document.addEventListener("DOMContentLoaded", () => {
//move pacman
function movePacman() {
squares[pacmanCurrentIndex].classList.remove("pac-man");
let directionClassToAdd = 'right'
let directionClassesToRemove = []
setInterval(() => {
if (pacmanVelocity.x === 1 && pacmanVelocity.y == 0) {
if (
Expand All @@ -895,9 +897,13 @@ document.addEventListener("DOMContentLoaded", () => {
squares[pacmanCurrentIndex].classList.remove("pac-man");

pacmanCurrentIndex -= 1;
directionClassToAdd = 'left'
directionClassesToRemove = ['up', 'down', 'right']
}
if (squares[pacmanCurrentIndex - 1] === squares[363]) {
pacmanCurrentIndex = 391;
directionClassToAdd = 'left'
directionClassesToRemove = ['up', 'down', 'right']
}
}
if (pacmanVelocity.x === -1 && pacmanVelocity.y == 0) {
Expand All @@ -909,6 +915,8 @@ document.addEventListener("DOMContentLoaded", () => {
squares[pacmanCurrentIndex].classList.remove("pac-man");

pacmanCurrentIndex -= width;
directionClassToAdd = 'up'
directionClassesToRemove = ['left', 'down', 'right']
}
}
if (pacmanVelocity.x === 0 && pacmanVelocity.y == 1) {
Expand All @@ -920,9 +928,13 @@ document.addEventListener("DOMContentLoaded", () => {
squares[pacmanCurrentIndex].classList.remove("pac-man");

pacmanCurrentIndex += 1;
directionClassToAdd = 'right'
directionClassesToRemove = ['left', 'down', 'up']
}
if (squares[pacmanCurrentIndex + 1] === squares[392]) {
pacmanCurrentIndex = 364;
directionClassToAdd = 'right'
directionClassesToRemove = ['left', 'down', 'up']
}
}
if (pacmanVelocity.x === 0 && pacmanVelocity.y == -1) {
Expand All @@ -933,10 +945,15 @@ document.addEventListener("DOMContentLoaded", () => {
) {
squares[pacmanCurrentIndex].classList.remove("pac-man");
pacmanCurrentIndex += width;
directionClassToAdd = 'down'
directionClassesToRemove = ['left', 'right', 'up']
}
}

squares[pacmanCurrentIndex].classList.add("pac-man");
// add and remove certain classes once the pac-man changes the facing direction
squares[pacmanCurrentIndex].classList.add(directionClassToAdd)
squares[pacmanCurrentIndex].classList.remove(...directionClassesToRemove)
pacDotEaten();
powerPelletEaten();
}, pacmanSpeed);
Expand Down Expand Up @@ -1079,6 +1096,8 @@ document.addEventListener("DOMContentLoaded", () => {
//start the game when enter is pressed
function startGame(event) {
if (event.keyCode === 13) {
// add the "pac-man" class only when the Board is visible
squares[pacmanCurrentIndex].classList.add("pac-man");
document.removeEventListener("keydown", startGame);
//remove start screen
document.getElementById("start-screen").style.display = "none";
Expand Down
51 changes: 49 additions & 2 deletions styles.css
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Original file line number Diff line number Diff line change
Expand Up @@ -85,8 +85,43 @@ body {
}

.pac-man {
background-color: rgb(247, 232, 22);
border-radius: 10px;
position: relative;
transition: transform 0.1s;
}
/*pac-man will face right*/
.pac-man.right {
transform: rotate(0deg);
}
/*pac-man will face left*/
.pac-man.left {
transform: rotate(180deg);
}
/*pac-man will face up*/
.pac-man.up {
transform: rotate(-90deg);
}
/*pac-man will face down*/
.pac-man.down {
transform: rotate(90deg);
}

.pac-man::before, .pac-man::after {
content: "";
display: block;
height: 0;
width: 0;
position: absolute;
border-radius: 50%;
border: solid 10px yellow;
border-right-color: transparent;
border-bottom-color: transparent;
animation: mouth-top 0.5s ease infinite;
}
.pac-man::after {
border-color: yellow;
border-right-color: transparent;
border-top-color: transparent;
animation: mouth-bottom 0.5s ease infinite;
}
h2 {
color: white;
Expand Down Expand Up @@ -189,3 +224,15 @@ h2 {
opacity: 0;
}
}
/*animation for pac-man's top mouth*/
@keyframes mouth-top {
50% {
transform: rotate(44deg);
}
}
/*animation for pac-man's bottom mouth*/
@keyframes mouth-bottom {
50% {
transform: rotate(-44deg);
}
}