**create auth houyongxu **/
/**
* img onmousemove mouse_out(event,this, 'add_div_img')
*
**/
var isCreateImgDivFlg = false;
function mouse_out(self){
isCreateImgDivFlg = false;
$("#crete_img_bigh_hyx").remove();
$("#create_img_divh_hyx").remove();
}
function mouse_move(e, self, show_div){
var e = window.event?window.event:e;
/**设置比例**/
var bl = 3//缩小比例 将作为原图和缩略图的比较
var smallX = $(self).width(); /**原图的大小**/
var smallY = $(self).height();
var srcX = smallX * bl; // 大图
var srcY = smallY * bl;
var bigX = 300; //预览窗大小,可以任意设置
var bigY = 225;
var viewX = bigX / srcX * smallX; //预览范围
var viewY = bigY / srcY * smallY;
var img_id = "crete_img_bigh_hyx";
var div_id = "create_img_divh_hyx" ;
var border = 0;
var iebug = 0;
/**判断是否存在**/
if(!isCreateImgDivFlg){
/**创建图片和所包含div**/
var div_str = "asdf
";
$("#" + show_div).html(div_str);
var img_str = "![]("+$(self).attr("src")+")
";
$("#" + div_id).html(img_str);
isCreateImgDivFlg = true;
}
if (window.event){
var vX = e.offsetX - viewX/2;
var vY = e.offsetY - viewY/2;
}else{
var vX = e.pageX - viewX/2 - self.offsetLeft - border;
var vY = e.pageY - viewY/2 - self.offsetTop - border;
iebug = 2;
}
if (vX < 0) vX = 0;
if (vY < 0) vY = 0;
if (vX > smallX - viewX - iebug) vX = smallX - viewX - iebug;
if (vY > smallY - viewY - iebug) vY = smallY - viewY - iebug;
$("#" + img_id).css("marginLeft",- vX * bl);
$("#" + img_id).css("marginTop", - vY * bl);
}
html代码:
