我正在使用http://cssglobe.com/lab/tooltip/02/显示图像预览,如果您转到此页面上的检查元素并设置 float:right; 并将鼠标悬停在离窗口最近的图像上,预览图像将隐藏在屏幕后面。如果悬停的图像在最右边,我希望它显示在左边,反之亦然。任何帮助表示赞赏。
下面是处理 mouseover 和 mousemove 的 js
/*
* Image preview script
* powered by jQuery (http://www.jquery.com)
*
* written by Alen Grakalic (http://cssglobe.com)
*
* for more info visit http://cssglobe.com/post/1695/easiest-tooltip-and-image-preview-using-jquery
*
*/
this.imagePreview = function(){
/* CONFIG */
xOffset = 10;
yOffset = 30;
// these 2 variable determine popup's distance from the cursor
// you might want to adjust to get the right result
/* END CONFIG */
$("a.preview").hover(function(e){
this.t = this.title;
this.title = "";
var c = (this.t != "") ? "<br/>" + this.t : "";
$("body").append("<p id='preview'><img src='"+ this.href +"' alt='Image preview' />"+ c +"</p>");
$("#preview")
.css("top",(e.pageY - xOffset) + "px")
.css("left",(e.pageX + yOffset) + "px")
.fadeIn("fast");
},
function(){
this.title = this.t;
$("#preview").remove();
});
$("a.preview").mousemove(function(e){
$("#preview")
.css("top",(e.pageY - xOffset) + "px")
.css("left",(e.pageX + yOffset) + "px");
});
};
// starting the script on page load
$(document).ready(function(){
imagePreview();
});