javascript 3d 逐偵產品展示(核心精簡)
更新時間:2014年03月26日 11:36:06 作者:
這篇文章主要介紹了javascript實現的3d逐偵產品展示,需要的朋友可以參考下
3d 逐偵圖片 素材
javascript 部分代碼
<span style="white-space:pre"> </span>var step = 0;
var first = 0;
var lth = document.querySelectorAll('#tobj img').length;
window.addEventListener('touchstart',function(e){
e.preventDefault();
first = e.touches[0].pageX;
})
window.addEventListener('touchmove',function(e){
e.preventDefault();
var x = e.pageX || e.touches[0].pageX;
document.getElementById('outs').innerHTML = step;
if(Math.abs(x - first)>10){
document.querySelectorAll('#tobj img')[step].style.display = 'none'
if(x<first){
step++;
if(step>=lth-1){
step =0
}
}else{
step--
if(step<=0){
step = lth-1;
}
}
first = x;
document.querySelectorAll('#tobj img')[step].style.display = 'block'
}
})
window.addEventListener('touchend',function(e){
e.preventDefault();
step = step;
})
核心精簡
if(Math.abs(x - first)>10){
document.querySelectorAll('#tobj img')[step].style.display = 'none'
if(x<first){
step++;
if(step>=lth-1){
step =0
}
}else{
step--
if(step<=0){
step = lth-1;
}
}
first = x;
document.querySelectorAll('#tobj img')[step].style.display = 'block'
}
javascript 部分代碼
復制代碼 代碼如下:
<span style="white-space:pre"> </span>var step = 0;
var first = 0;
var lth = document.querySelectorAll('#tobj img').length;
window.addEventListener('touchstart',function(e){
e.preventDefault();
first = e.touches[0].pageX;
})
window.addEventListener('touchmove',function(e){
e.preventDefault();
var x = e.pageX || e.touches[0].pageX;
document.getElementById('outs').innerHTML = step;
if(Math.abs(x - first)>10){
document.querySelectorAll('#tobj img')[step].style.display = 'none'
if(x<first){
step++;
if(step>=lth-1){
step =0
}
}else{
step--
if(step<=0){
step = lth-1;
}
}
first = x;
document.querySelectorAll('#tobj img')[step].style.display = 'block'
}
})
window.addEventListener('touchend',function(e){
e.preventDefault();
step = step;
})
核心精簡
復制代碼 代碼如下:
if(Math.abs(x - first)>10){
document.querySelectorAll('#tobj img')[step].style.display = 'none'
if(x<first){
step++;
if(step>=lth-1){
step =0
}
}else{
step--
if(step<=0){
step = lth-1;
}
}
first = x;
document.querySelectorAll('#tobj img')[step].style.display = 'block'
}
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