/ 移动端案例轮播
$(function () {
var imglength;
if($('.customers-mobile').length == 1){ //首页
imglength = $('.customers-box-mobile').find('.mo-padding').length
$('.customers-box-mobile').css('width', imglength+'00%');
if(remWidth < 768){
cardBanner('customers-box-mobile')
}
} else if($('.case-studies-content').length == 1) { //案例
if(remWidth < 768){
cardBanner('case-studies-content-box-mobile')
}
}
})
function cardBanner(bannerImgBox) {
var banner_img_box = $("." + bannerImgBox);
var imglist = banner_img_box.find('.mo-padding');
var imglength = imglist.length;
banner_img_box.css('width', imglength+'00%')
var imgWidth = banner_img_box.find('.mo-padding:first').width();
var imgLeft = banner_img_box.find('.mo-padding:first').offset().left;
var num = 0;
// 初始化手指坐标点
var startPoint = 0;
var startEle = 0;
var startPointLeft = 0;
var startPointTop = 0;
var movePointTop = 0;
var movePointLeft = 0;
var moveEle = 0;
//自动变换封装函数
function auto(){
autochange = setInterval(function(){
if (num == imglength - 1) {
num = 0;
} else{
num = num + 1;
}
go(num);
},10000)
}
//自动变换
auto();
/*改变函数 ------ 跳到哪*/
function go(num){
var firstLeft = imgWidth+imgLeft/2;
if(num == 1){
banner_img_box.animate({
left: -firstLeft * num
},300)
} else if(num == imglength-1) {
banner_img_box.animate({
left: -(firstLeft + (imgWidth+imgLeft)*(num-1) - imgLeft/2)
},300)
} else {
banner_img_box.animate({
left: -(firstLeft + (imgWidth+imgLeft)*(num-1))
},300)
}
}
//手指按下
var isDown = false;
banner_img_box.on("touchstart",function(e){
startPoint = e.changedTouches[0].pageX;
startEle = banner_img_box.offset().left;
startPointLeft = e.changedTouches[0].clientX;
startPointTop = e.changedTouches[0].clientY;
clearInterval(autochange);
auto();
isDown = true;
});
//手指滑动
banner_img_box.on("touchmove",function(e){
movePointLeft = e.changedTouches[0].clientX;
movePointTop = e.changedTouches[0].clientY;
if(isDown && Math.abs(movePointTop - startPointTop) < Math.abs(movePointLeft - startPointLeft)){
isDown = false;
moveEle = banner_img_box.offset().left;
// 判断左滑、右滑
if(movePointLeft < startPointLeft){ //右滑
num = num + 1;
} else if(movePointLeft > startPointLeft){
num = num - 1;
}
num = num>(imglength-1) ? 0 : num;
num = num<0 ? imglength-1 : num;
go(num);
clearInterval(autochange);
auto();
}else {
isDown = false
}
});
}
