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indexkangaroo.html
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indexkangaroo.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Kangaroos Puzzle Cards</title>
<style>
.card {
display: block;
width: 267px;
height: 209px;
border-radius: 20px;
border: solid 1px black;
background-color: #fff;
}
.card img {
width: 100%;
height: 100%;
border-radius: inherit;
}
#cardtray {
list-style: none;
width: 135px;
position: absolute;
left: 0;
margin: 10px;
padding: 0;
}
#cardtray li {
margin: 0 0 10px 0;
}
#cardtray .card {
width: 133.5px;
height: 104.5px;
border-radius: 10px;
cursor: pointer;
}
#cardlist {
margin-left: 155px;
padding: 0;
}
#cardlist li {
display: inline-block;
width: 267px;
height: 209px;
border: 3px solid #555;
margin: 10px;
border-radius: 20px;
cursor: pointer;
vertical-align: top;
}
#cardlist li.empty {
border-style: dashed;
border-color: #999;
background-color: #f6f6f6;
}
#cardlist li.over {
border-color: dodgerblue;
background-color: aliceblue;
}
#cardlist li.current {
border-color: orange;
box-shadow: 0 0 30px rgba(255, 165, 0, 0.15);
}
#cardlist li .card {
border: 0;
}
</style>
<script>
var music;
var timings = [0, 5, 16, 21, 31, 36, 40, 50];
function handleDragStart(e) {
//this.style.opacity = '0.4'; // this / e.target is the source node.
console.log('drag start');
e.dataTransfer.effectAllowed = 'move';
e.dataTransfer.setData('text/html', this.outerHTML);
}
function handleDragEnter(e) {
// this / e.target is the current hover target.
this.classList.add('over');
}
function handleDragOver(e) {
e.preventDefault();
e.dataTransfer.dropEffect = 'move';
return false;
}
function handleDragLeave(e) {
this.classList.remove('over'); // this / e.target is previous target element.
}
function handleDrop(e) {
e.stopPropagation();
this.classList.remove('over');
this.classList.remove('empty');
this.innerHTML = e.dataTransfer.getData('text/html');
this.querySelector('div.card').setAttribute('draggable', 'false');
return false;
}
window.onload = function() {
music = document.getElementById('music');
var cards = document.querySelectorAll('.card');
Array.prototype.forEach.call(cards, function(card) {
card.addEventListener('dragstart', handleDragStart, false);
});
var slots = document.querySelectorAll('#cardlist li');
Array.prototype.forEach.call(slots, function(slot, index) {
slot.addEventListener('dragenter', handleDragEnter, false);
slot.addEventListener('dragover', handleDragOver, false);
slot.addEventListener('dragleave', handleDragLeave, false);
slot.addEventListener('drop', handleDrop, false);
slot.addEventListener('click', function(evt) {
music.currentTime = timings[index];
music.play();
});
});
document.addEventListener('keydown', function(event) {
// If the delete key has been pressed
if(event.keyCode == 46) {
var selected = document.querySelector('.current');
if(selected) {
selected.innerHTML = '';
selected.classList.add('empty');
}
}
});
updateTiming();
}
function updateTiming() {
var current = document.querySelector('li.current');
if(current) {
current.classList.remove('current');
}
if(!music.paused) {
var index = 0;
for(var i = 0; i < timings.length; ++i) {
if(music.currentTime >= timings[i]) {
index = i;
}
}
document.querySelectorAll('#cardlist li')[index].classList.add('current');
}
window.requestAnimationFrame(updateTiming);
}
</script>
</head>
<body>
<center><h2>Kangaroos - Carnival of the Animals</h2>
<i>Camille Saent-Saens</i>
<p><audio id="music" src="kangaroos.mp3" preload="auto" loop="loop" controls="controls"/></p>
</center>
<ul id="cardtray">
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang01.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang02.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang03.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang04.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang05.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang06.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang07.png" alt="" /></div></li>
<li><div class="card" draggable="true" ><img draggable="false" src="img/Kang08.png" alt="" /></div></li>
</ul>
<ul id="cardlist">
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
<li class="empty"></li>
</ul>
</body>
</html>