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pic_tab.js
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var jq = $.noConflict();
//ban_qh
jq.fn.banqh = function(can){
can = jq.extend({
box:null,//总框架
pic:null,//大图框架
pnum:null,//小图框架
prev_btn:null,//小图左箭头
next_btn:null,//小图右箭头
prev:null,//大图左箭头
next:null,//大图右箭头
pop_prev:null,//弹出框左箭头
pop_next:null,//弹出框右箭头
autoplay:false,//是否自动播放
interTime:5000,//图片自动切换间隔
delayTime:800,//切换一张图片时间
pop_delayTime:800,//弹出框切换一张图片时间
order:0,//当前显示的图片（从0开始）
picdire:true,//大图滚动方向（true水平方向滚动）
mindire:true,//小图滚动方向（true水平方向滚动）
min_picnum:null,//小图显示数量
pop_up:false,//大图是否有弹出框
pop_div:null,//弹出框框架
pop_pic:null,//弹出框图片框架
pop_xx:null,//关闭弹出框按钮
mhc:null//朦灰层
}, can || {});
var picnum = jq(can.pic).find('ul li').length;
var picw = jq(can.pic).find('ul li').outerWidth(true);
var pich = jq(can.pic).find('ul li').outerHeight(true);
var poppicw = jq(can.pop_pic).find('ul li').outerWidth(true);
var picminnum = jq(can.pnum).find('ul li').length;
var picpopnum = jq(can.pop_pic).find('ul li').length;
var picminw = jq(can.pnum).find('ul li').outerWidth(true);
var picminh = jq(can.pnum).find('ul li').outerHeight(true);
var pictime;
var tpqhnum=0;
var xtqhnum=0;
var popnum=0;
jq(can.pic).find('ul').width(picnum*picw).height(picnum*pich);
jq(can.pnum).find('ul').width(picminnum*picminw).height(picminnum*picminh);
jq(can.pop_pic).find('ul').width(picpopnum*poppicw);
//点击小图切换大图
jq(can.pnum).find('li').click(function () {
tpqhnum = xtqhnum = jq(can.pnum).find('li').index(this);
show(tpqhnum);
minshow(xtqhnum);
}).eq(can.order).trigger("click");
//大图弹出框
if(can.pop_up==true){
jq(can.pic).find('ul li').click(function(){
jq(can.mhc).height(jq(document).height()).show();
jq(can.pop_div).show();
popnum = jq(this).index();
var gdjl_w=-popnum*poppicw;
jq(can.pop_pic).find('ul').css('left',gdjl_w);
popshow(popnum);
})
jq(can.pop_xx).click(function(){
jq(can.mhc).hide();
jq(can.pop_div).hide();
})
}
if(can.autoplay==true){
//自动播放
pictime = setInterval(function(){
show(tpqhnum);
minshow(tpqhnum)
tpqhnum++;
xtqhnum++;
if(tpqhnum==picnum){tpqhnum=0};
if(xtqhnum==picminnum){xtqhnum=0};
},can.interTime);
//鼠标经过停止播放
jq(can.box).hover(function(){
clearInterval(pictime);
},function(){
pictime = setInterval(function(){
show(tpqhnum);
minshow(tpqhnum)
tpqhnum++;
xtqhnum++;
if(tpqhnum==picnum){tpqhnum=0};
if(xtqhnum==picminnum){xtqhnum=0};
},can.interTime);
});
}
//小图左右切换
jq(can.prev_btn).click(function(){
if(tpqhnum==0){tpqhnum=picnum};
if(xtqhnum==0){xtqhnum=picnum};
xtqhnum--;
tpqhnum--;
show(tpqhnum);
minshow(xtqhnum);
})
jq(can.next_btn).click(function(){
if(tpqhnum==picnum-1){tpqhnum=-1};
if(xtqhnum==picminnum-1){xtqhnum=-1};
xtqhnum++;
minshow(xtqhnum)
tpqhnum++;
show(tpqhnum);
})
//大图左右切换
jq(can.prev).click(function(){
if(tpqhnum==0){tpqhnum=picnum};
if(xtqhnum==0){xtqhnum=picnum};
xtqhnum--;
tpqhnum--;
show(tpqhnum);
minshow(xtqhnum);
})
jq(can.next).click(function(){
if(tpqhnum==picnum-1){tpqhnum=-1};
if(xtqhnum==picminnum-1){xtqhnum=-1};
xtqhnum++;
minshow(xtqhnum)
tpqhnum++;
show(tpqhnum);
})
//弹出框图片左右切换
jq(can.pop_prev).click(function(){
if(popnum==0){popnum=picnum};
popnum--;
popshow(popnum);
})
jq(can.pop_next).click(function(){
if(popnum==picnum-1){popnum=-1};
popnum++;
popshow(popnum);
})
//小图切换过程
function minshow(xtqhnum){
var mingdjl_num =xtqhnum-can.min_picnum+2
var mingdjl_w=-mingdjl_num*picminw;
var mingdjl_h=-mingdjl_num*picminh;
if(can.mindire==true){
jq(can.pnum).find('ul li').css('float','left');
if(picminnum>can.min_picnum){
if(xtqhnum<3){mingdjl_w=0;}
if(xtqhnum==picminnum-1){mingdjl_w=-(mingdjl_num-1)*picminw;}
jq(can.pnum).find('ul').stop().animate({'left':mingdjl_w},can.delayTime);
}
}else{
jq(can.pnum).find('ul li').css('float','none');
if(picminnum>can.min_picnum){
if(xtqhnum<3){mingdjl_h=0;}
if(xtqhnum==picminnum-1){mingdjl_h=-(mingdjl_num-1)*picminh;}
jq(can.pnum).find('ul').stop().animate({'top':mingdjl_h},can.delayTime);
}
}
}
//大图切换过程
function show(tpqhnum){
var gdjl_w=-tpqhnum*picw;
var gdjl_h=-tpqhnum*pich;
if(can.picdire==true){
jq(can.pic).find('ul li').css('float','left');
jq(can.pic).find('ul').stop().animate({'left':gdjl_w},can.delayTime);
}else{
jq(can.pic).find('ul').stop().animate({'top':gdjl_h},can.delayTime);
}//滚动
//jq(can.pic).find('ul li').eq(tpqhnum).fadeIn(can.delayTime).siblings('li').fadeOut(can.delayTime);//淡入淡出
jq(can.pnum).find('li').eq(tpqhnum).addClass("on").siblings(this).removeClass("on");
};
//弹出框图片切换过程
function popshow(popnum){
var gdjl_w=-popnum*poppicw;
jq(can.pop_pic).find('ul').stop().animate({'left':gdjl_w},can.pop_delayTime);
//jq(can.pop_pic).find('ul li').eq(tpqhnum).fadeIn(can.pop_delayTime).siblings('li').fadeOut(can.pop_delayTime);//淡入淡出
};
}
/*
* 产品展示轮播JS
*/
jq(function(){
jq('#demo1').banqh({
box:"#demo1",//总框架
pic:"#ban_pic1",//大图框架
pnum:"#ban_num1",//小图框架
prev_btn:"#prev_btn1",//小图左箭头
next_btn:"#next_btn1",//小图右箭头
pop_prev:"#prev2",//弹出框左箭头
pop_next:"#next2",//弹出框右箭头
prev:"#prev1",//大图左箭头
next:"#next1",//大图右箭头
pop_div:"#demo2",//弹出框框架
pop_pic:"#ban_pic2",//弹出框图片框架
pop_xx:".pop_up_xx",//关闭弹出框按钮
mhc:".mhc",//朦灰层
autoplay:false,//是否自动播放
interTime:5000,//图片自动切换间隔
delayTime:400,//切换一张图片时间
pop_delayTime:400,//弹出框切换一张图片时间
order:0,//当前显示的图片（从0开始）
picdire:true,//大图滚动方向（true为水平方向滚动）
mindire:true,//小图滚动方向（true为水平方向滚动）
min_picnum:5,//小图显示数量
pop_up:true//大图是否有弹出框
})
})