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Javascript 在脚本上集成时奇怪的计数器行为_Javascript_Jquery_Jquery Tools - Fatal编程技术网

Javascript 在脚本上集成时奇怪的计数器行为

Javascript 在脚本上集成时奇怪的计数器行为,javascript,jquery,jquery-tools,Javascript,Jquery,Jquery Tools,好的,我已经完成了这个代码 我刚刚做了一些css更改,并将image\u wrap重命名为image\u wrap\u galeria 这里 但是柜台并没有把IMG计算在内 我真的试过调试这个。我找不到错误 这是我的JS代码 <script> $(function() { $(".scrollable").scrollable(); var scrollapi = $(".scrollable").data('scrollable'); $(".item

好的,我已经完成了这个代码

我刚刚做了一些css更改,并将image\u wrap重命名为image\u wrap\u galeria

这里

但是柜台并没有把IMG计算在内

我真的试过调试这个。我找不到错误

这是我的JS代码

<script>
$(function() {
    $(".scrollable").scrollable();

    var scrollapi = $(".scrollable").data('scrollable');

    $(".items img").click(function() {
        // see if same thumb is being clicked
        if ($(this).hasClass("active")) { return; }

        // calclulate large image's URL based on the thumbnail URL (flickr specific)
        var url = $(this).attr("src").replace("t_", "");


        // get handle to element that wraps the image and make it semi-transparent
        var wrap = $("#image_wrap_galeria").fadeTo("medium", 0.5);
        var wrap2 = $("#mainim");

        // the large image from www.flickr.com
        var img = new Image();


        // call this function after it's loaded
        img.onload = function() {

            // make wrapper fully visible
            wrap.fadeTo("fast", 1);

            // change the image
            wrap.find("img").attr("src", url);
            wrap2.find("img").attr("src", url);


        };

        // begin loading the image from www.flickr.com
        img.src = url;

        // activate item
        $(".items img").removeClass("active");
        $(this).addClass("active");

    // when page loads simulate a "click" on the first image
    }).filter(":first").click();


    $("img[rel]").overlay({
        // some mask tweaks suitable for modal dialogs
        mask: {
            color: '#ebecff',
            loadSpeed: 200,
            opacity: 0.9
        },
        closeOnClick: true,
        onBeforeLoad: function() {
            var items = $('.items'),
                count = items.find("img").length,
                current = items.find('.active'),
                currentIndex = current.index("img");


            $("#imageCounter").html( currentIndex+" of "+count);
        }
    });
    //NExt BTN

    $(".nextImg").click(function(){
        // Count all images
        var items = $('.items'),
            images = items.find('img'),
            count = images.length,
            currentImage = items.find('.active'),
            currentImageIndex = images.index(currentImage),
            next = $(images.get(currentImageIndex + 1)),
            nextImageIndex = images.index(next);

        if ( currentImageIndex === (count - 1) ){
            next = $(images.get(0));
            nextImageIndex = images.index(next);
        }

        if (nextImageIndex === 0) {
            scrollapi.begin(200);
        } else if ( nextImageIndex % 4 === 0 && nextImageIndex > 0) {
            scrollapi.next(200);
        }

        // Get the current image number
        var current = $(next.index("img"));

        var nextUrl = next.attr("src").replace("t_", "");

        // get handle to element that wraps the image and make it semi-transparent
        var wrap = $("#image_wrap_galeria").fadeTo("medium", 0.5);
        var wrap2 = $("#mainim");

        // the large image from www.flickr.com
        var img = new Image();

        // call this function after it's loaded
        img.onload = function() {
            // make wrapper fully visible
            wrap.fadeTo("fast", 1);

            // change the image
            wrap.find("img").attr("src", nextUrl);
            wrap2.find("img").attr("src", nextUrl);
        };

        // begin loading the image from www.flickr.com
        img.src = nextUrl;

        $("#imageCounter").html((nextImageIndex + 1) +" of "+count);

        // activate item
        $(".items img").removeClass("active");
        next.addClass("active");
    });

    //PREV BTN
    $(".prevImg").click(function(){
        // Count all images
        var items = $('.items'),
            images = items.find('img'),
            count = images.length,
            currentImage = items.find('.active'),
            currentImageIndex = images.index(currentImage),
            prev = $(images.get(currentImageIndex - 1)),
            prevImageIndex = images.index(prev);

        // var prev = $(".items").find(".active").prev("img");

        if(currentImageIndex === 0){
            prev = $(images.get(count-1));
            prevImageIndex = images.index(prev);
        }

        if(prevImageIndex === (count - 1)) {
            // We have reached the end - start over.
            scrollapi.end(200);
        } else if ( (prevImageIndex + 1) % 4 === 0 ) {
            scrollapi.prev(200);
        }

        // Get the current image number
        var current = (prev.index("img"));

        var prevUrl = prev.attr("src").replace("t_", "");

        // get handle to element that wraps the image and make it semi-transparent
        var wrap = $("#image_wrap_galeria").fadeTo("medium", 0.5);
        var wrap2 = $("#mainim");

        // the large image from www.flickr.com
        var img = new Image();

        // call this function after it's loaded
        img.onload = function() {
            // make wrapper fully visible
            wrap.fadeTo("fast", 1);

            // change the image
            wrap.find("img").attr("src", prevUrl);
            wrap2.find("img").attr("src", prevUrl);
        };

        // begin loading the image from www.flickr.com
        img.src = prevUrl;

        $("#imageCounter").html((prevImageIndex + 1) +" of "+count);

        // activate item
        $(".items img").removeClass("active");
        prev.addClass("active");

    });
});


</script>

$(函数(){
$(“.scrollable”).scrollable();
var scrollapi=$(“.scrollable”).data('scrollable');
$(“.items img”)。单击(函数(){
//查看是否单击了相同的拇指
if($(this).hasClass(“活动”){return;}
//基于缩略图URL计算大图像的URL(特定于flickr)
var url=$(this.attr(“src”).replace(“t_u”),“”);
//获取包裹图像并使其半透明的元素的句柄
var wrap=$(“#image_wrap_galeria”)。fadeTo(“中等”,0.5);
var wrap2=$(“#mainim”);
//来自www.flickr.com的大图
var img=新图像();
//加载后调用此函数
img.onload=函数(){
//使包装完全可见
包裹。法代托(“快速”,1);
//更改图像
wrap.find(“img”).attr(“src”,url);
wrap2.find(“img”).attr(“src”,url);
};
//开始从www.flickr.com加载图像
img.src=url;
//激活项目
$(“.items img”).removeClass(“活动”);
$(此).addClass(“活动”);
//当页面加载时,模拟“单击”第一个图像
}).filter(“:first”)。单击();
$(“img[rel]”)叠加({
//一些适合模态对话框的掩码调整
遮罩:{
颜色:“#ebecff”,
装载速度:200,
不透明度:0.9
},
closeOnClick:没错,
onBeforeLoad:function(){
变量项=$('.items'),
计数=项目。查找(“img”)。长度,
当前=项。查找('.active'),
currentIndex=当前索引(“img”);
$(“#imageCounter”).html(currentIndex+”of“+count);
}
});
//下一个BTN
$(“.nextImg”)。单击(函数(){
//统计所有图像
变量项=$('.items'),
images=items.find('img'),
count=images.length,
currentImage=items.find('.active'),
currentImageIndex=images.index(currentImage),
next=$(images.get(currentImageIndex+1)),
nextImageIndex=images.index(下一个);
如果(currentImageIndex==(计数-1)){
next=$(images.get(0));
nextImageIndex=images.index(下一个);
}
if(nextImageIndex==0){
scrollapi.begin(200);
}else if(nextImageIndex%4==0&&nextImageIndex>0){
scrollapi.next(200);
}
//获取当前图像编号
当前风险值=$(下一个指数(“img”);
var nextUrl=next.attr(“src”).replace(“t_u”),“”;
//获取包裹图像并使其半透明的元素的句柄
var wrap=$(“#image_wrap_galeria”)。fadeTo(“中等”,0.5);
var wrap2=$(“#mainim”);
//来自www.flickr.com的大图
var img=新图像();
//加载后调用此函数
img.onload=函数(){
//使包装完全可见
包裹。法代托(“快速”,1);
//更改图像
wrap.find(“img”).attr(“src”,nextUrl);
wrap2.find(“img”).attr(“src”,nextUrl);
};
//开始从www.flickr.com加载图像
img.src=nextUrl;
$(“#imageCounter”).html((nextImageIndex+1)+“of”+count);
//激活项目
$(“.items img”).removeClass(“活动”);
next.addClass(“活动”);
});
//上一个BTN
$(“.prevImg”)。单击(函数(){
//统计所有图像
变量项=$('.items'),
images=items.find('img'),
count=images.length,
currentImage=items.find('.active'),
currentImageIndex=images.index(currentImage),
prev=$(images.get(currentImageIndex-1)),
prevImageIndex=images.index(prev);
//var prev=$(“.items”).find(“.active”).prev(“img”);
如果(currentImageIndex==0){
prev=$(images.get(count-1));
prevImageIndex=images.index(prev);
}
if(prevImageIndex==(计数-1)){
//我们已经到达终点——重新开始。
完(200),;
}否则如果((prevImageIndex+1)%4==0){
scrollapi.prev(200);
}
//获取当前图像编号
当前风险值=(上一指数(“img”);
var prevUrl=prev.attr(“src”).replace(“t_”)和“);
//获取包裹图像并使其半透明的元素的句柄
var wrap=$(“#image_wrap_galeria”)。fadeTo(“中等”,0.5);
var wrap2=$(“#mainim”);
//来自www.flickr.com的大图
var img=新图像();
//加载后调用此函数
img.onload=函数(){
//使包装完全可见
包裹。法代托(“快速”,1);
//更改图像
wrap.find(“img”).attr(“src”,prevUrl);
wrap2.find(“img”).attr(“src”,prevUrl);
};
//开始从www.flickr.com加载图像
img.src=prevUrl;
$(“#imageCounter”).html((prevImageIndex+1)+“of”+count);
//激活项目
$(“.items img”).removeClass(“活动”);
上一个添加类(“活动”);
});
});

这里的计数器是哪个变量?变量是div中有多少个图像,称为.items。。。。在JSFIDLE中,您可以测试它,当您覆盖图像时,有一个计数器,工作正常。。。。当我将其集成到我提到的脚本中时。。计数器开始做一些奇怪的事情,转到第二个拇指,然后覆盖或最大化主图像,您将看到错误