请帮我重写 jquery 1.9 库的 js 代码。在我使用 1.4 之前。图片。尝试在一页中使用 2 个库而没有冲突。没有结果。
jQuery.noConflict()
var ddpowerzoomer={
dsetting: {defaultpower:2, powerrange:[2,7], magnifiersize:[75, 75]},
mousewheelevt: (/Firefox/i.test(navigator.userAgent))? "DOMMouseScroll" : "mousewheel", //FF doesn't recognize mousewheel as of FF3.x
$magnifier: {outer:null, inner:null, image:null},
activeimage: null,
movemagnifier:function(e, moveBol, zoomdir){
var activeimage=ddpowerzoomer.activeimage //get image mouse is currently over
var activeimginfo=activeimage.info
var coords=activeimginfo.coords //get offset coordinates of image relative to upper left corner of page
var $magnifier=ddpowerzoomer.$magnifier
var magdimensions=activeimginfo.magdimensions //get dimensions of magnifier
var power=activeimginfo.power.current
var powerrange=activeimginfo.power.range
var x=e.pageX-coords.left //get x coords of mouse within image (where top corner of image is 0)
var y=e.pageY-coords.top
if (moveBol==true){
if (e.pageX>=coords.left && e.pageX<=coords.right && e.pageY>=coords.top && e.pageY<=coords.bottom) //if mouse is within currently within boundaries of active base image
$magnifier.outer.css({left:e.pageX-magdimensions[0]/2, top:e.pageY-magdimensions[1]/2}) //move magnifier so it follows the cursor
else{ //if mouse is outside base image
ddpowerzoomer.activeimage=null
$magnifier.outer.hide() //hide magnifier
}
}
else if (zoomdir){ //if zoom in
var od=activeimginfo.dimensions //get dimensions of image
var newpower=(zoomdir=="in")? Math.min(power+1, powerrange[1]) : Math.max(power-1, powerrange[0]) //get new power from zooming in or out
var nd=[od[0]*newpower, od[1]*newpower] //calculate dimensions of new enlarged image within magnifier
$magnifier.image.css({width:nd[0], height:nd[1]})
activeimginfo.power.current=newpower //set current power to new power after magnification
}
power=activeimginfo.power.current //get current power
var newx=-x*power+magdimensions[0]/2 //calculate x coord to move enlarged image
var newy=-y*power+magdimensions[1]/2
$magnifier.inner.css({left:newx, top:newy}) //move image wrapper within magnifier so the correct image area is shown
},
setupimage:function($, imgref, options){
var s=jQuery.extend({}, ddpowerzoomer.dsetting, options)
var $imgref=$(imgref)
imgref.info={ //create object to remember various info regarding image
power: {current:s.defaultpower, range:s.powerrange},
magdimensions: s.magnifiersize,
dimensions: [$imgref.width(), $imgref.height()],
coords: null
}
$imgref.unbind('mouseenter').mouseenter(function(e){ //mouseenter event over base image
var $magnifier=ddpowerzoomer.$magnifier
$magnifier.outer.css({width:s.magnifiersize[0], height:s.magnifiersize[1]}) //set magnifier's size
var offset=$imgref.offset() //get image offset from document
var power=imgref.info.power.current
$magnifier.inner.html('<img src="'+options.largeimagesrc+'"/>') //get base image's src and create new image inside magnifier based on it
$magnifier.image=$magnifier.outer.find('img:first')
.css({width:imgref.info.dimensions[0]*power, height:imgref.info.dimensions[1]*power}) //set size of enlarged image
var coords={left:offset.left, top:offset.top, right:offset.left+imgref.info.dimensions[0], bottom:offset.top+imgref.info.dimensions[1]}
imgref.info.coords=coords //remember left, right, and bottom right coordinates of image relative to doc
$magnifier.outer.show()
ddpowerzoomer.activeimage=imgref
})
},
init:function($){
var $magnifier=$('<div style="position:absolute;width:100px;height:100px;display:none;overflow:hidden;border:1px solid black;" />')
.append('<div style="position:relative;left:0;top:0;" />')
.appendTo(document.body) //create magnifier container and add to doc
ddpowerzoomer.$magnifier={outer:$magnifier, inner:$magnifier.find('div:eq(0)'), image:null} //reference and remember various parts of magnifier
$magnifier=ddpowerzoomer.$magnifier
$(document).unbind('mousemove.trackmagnifier').bind('mousemove.trackmagnifier', function(e){ //bind mousemove event to doc
if (ddpowerzoomer.activeimage){ //if mouse is currently over a magnifying image
ddpowerzoomer.movemagnifier(e, true) //move magnifier
}
}) //end document.mousemove
$magnifier.outer.bind(ddpowerzoomer.mousewheelevt, function(e){ //bind mousewheel event to magnifier
if (ddpowerzoomer.activeimage){
var delta=e.detail? e.detail*(-120) : e.wheelDelta //delta returns +120 when wheel is scrolled up, -120 when scrolled down
if (delta<=-120){ //zoom out
ddpowerzoomer.movemagnifier(e, false, "out")
}
else{ //zoom in
ddpowerzoomer.movemagnifier(e, false, "in")
}
e.preventDefault()
}
})
}
} //ddpowerzoomer
jQuery.fn.addpowerzoom=function(options){
var $=jQuery
return this.each(function(){ //return jQuery obj
if (this.tagName!="IMG")
return true //skip to next matched element
if (typeof options=="undefined")
options={}
if (options.largeimage && options.largeimage.length>0){ //preload large image?
options.preloadimg=new Image()
options.preloadimg.src=options.largeimage
}
var $imgref=$(this)
options.largeimagesrc=(options.preloadimg)? options.preloadimg.src : $imgref.attr('src')
if (parseInt(this.style.width)>0 && parseInt(this.style.height)>0) //if image has explicit CSS width/height defined
ddpowerzoomer.setupimage($, this, options)
else if (this.complete){ //account for IE not firing image.onload
ddpowerzoomer.setupimage($, this, options)
}
else{
$imgref.bind('load', function(){
ddpowerzoomer.setupimage($, this, options)
})
}
})
}
jQuery(document).ready(function($){ //initialize power zoomer on DOM load
ddpowerzoomer.init($)
})
尝试在没有冲突但没有结果的一页中使用 2 个库。所有其他脚本使用 1.9 库