2022-06-06 21:30:34 +00:00
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/* jQuery Image Magnify script v1.1
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* This notice must stay intact for usage
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* Author: Dynamic Drive at https://www.dynamicdrive.com/
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* Visit https://www.dynamicdrive.com/ for full source code
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* Nov 16th, 09 (v1.1): Adds ability to dynamically apply/reapply magnify effect to an image, plus magnify to a specific width in pixels.
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* Feb 8th, 11 (v1.11): Fixed bug that caused script to not work in newever versions of jQuery (ie: v1.4.4)
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*/
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jQuery.noConflict()
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jQuery.imageMagnify={
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dsettings: {
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2023-01-10 16:29:32 +00:00
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magnifyby: 5, //умолчанию увеличение фактора увеличенное изображение
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duration: 500, //по умолчанию продолжительность анимации, в мсек
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imgopacity: 0.2 //opacify оригинального изображения, когда увеличенное изображение накладывается он
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2022-06-06 21:30:34 +00:00
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},
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2023-01-10 16:29:32 +00:00
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cursorcss: 'url(https://new-combats.com/magnify.cur), -moz-zoom-in', //Значение атрибута CSS в "Курсор", в дополнение к исходному изображению
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2022-06-06 21:30:34 +00:00
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zIndexcounter: 100,
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refreshoffsets:function($window, $target, warpshell){
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var $offsets=$target.offset()
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var winattrs={x:$window.scrollLeft(), y:$window.scrollTop(), w:$window.width(), h:$window.height()}
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warpshell.attrs.x=$offsets.left //update x position of original image relative to page
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warpshell.attrs.y=$offsets.top
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warpshell.newattrs.x=winattrs.x+winattrs.w/2-warpshell.newattrs.w/2
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warpshell.newattrs.y=winattrs.y+winattrs.h/2-warpshell.newattrs.h/2
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if (warpshell.newattrs.x<winattrs.x+5){ //no space to the left?
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warpshell.newattrs.x=winattrs.x+5
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}
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else if (warpshell.newattrs.x+warpshell.newattrs.w > winattrs.x+winattrs.w){//no space to the right?
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warpshell.newattrs.x=winattrs.x+5
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}
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if (warpshell.newattrs.y<winattrs.y+5){ //no space at the top?
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warpshell.newattrs.y=winattrs.y+5
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}
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},
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magnify:function($, $target, options){
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var setting={} //create blank object to store combined settings
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var setting=jQuery.extend(setting, this.dsettings, options)
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var attrs=(options.thumbdimensions)? {w:options.thumbdimensions[0], h:options.thumbdimensions[1]} : {w:$target.outerWidth(), h:$target.outerHeight()}
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var newattrs={}
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newattrs.w=(setting.magnifyto)? setting.magnifyto : Math.round(attrs.w*setting.magnifyby)
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newattrs.h=(setting.magnifyto)? Math.round(attrs.h*newattrs.w/attrs.w) : Math.round(attrs.h*setting.magnifyby)
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$target.css('cursor', jQuery.imageMagnify.cursorcss)
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if ($target.data('imgshell')){
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$target.data('imgshell').$clone.remove()
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$target.css({opacity:1}).unbind('click.magnify')
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}
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var $clone=$target.clone().css({position:'absolute', left:0, top:0, visibility:'hidden', border:'1px solid gray', cursor:'pointer'}).appendTo(document.body)
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$clone.data('$relatedtarget', $target) //save $target image this enlarged image is associated with
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$target.data('imgshell', {$clone:$clone, attrs:attrs, newattrs:newattrs})
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$target.bind('click.magnify', function(e){ //action when original image is clicked on
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var $this=$(this).css({opacity:setting.imgopacity})
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var imageinfo=$this.data('imgshell')
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jQuery.imageMagnify.refreshoffsets($(window), $this, imageinfo) //refresh offset positions of original and warped images
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var $clone=imageinfo.$clone
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$clone.stop().css({zIndex:++jQuery.imageMagnify.zIndexcounter, left:imageinfo.attrs.x, top:imageinfo.attrs.y, width:imageinfo.attrs.w, height:imageinfo.attrs.h, opacity:0, visibility:'visible', display:'block'})
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.animate({opacity:1, left:imageinfo.newattrs.x, top:imageinfo.newattrs.y, width:imageinfo.newattrs.w, height:imageinfo.newattrs.h}, setting.duration,
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function(){ //callback function after warping is complete
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//none added
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}) //end animate
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}) //end click
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$clone.click(function(e){ //action when magnified image is clicked on
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var $this=$(this)
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var imageinfo=$this.data('$relatedtarget').data('imgshell')
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jQuery.imageMagnify.refreshoffsets($(window), $this.data('$relatedtarget'), imageinfo) //refresh offset positions of original and warped images
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$this.stop().animate({opacity:0, left:imageinfo.attrs.x, top:imageinfo.attrs.y, width:imageinfo.attrs.w, height:imageinfo.attrs.h}, setting.duration,
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function(){
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$this.hide()
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$this.data('$relatedtarget').css({opacity:1}) //reveal original image
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}) //end animate
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}) //end click
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}
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};
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jQuery.fn.imageMagnify=function(options){
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var $=jQuery
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return this.each(function(){ //return jQuery obj
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var $imgref=$(this)
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if (this.tagName!="IMG")
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return true //skip to next matched element
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if (parseInt($imgref.css('width'))>0 && parseInt($imgref.css('height'))>0 || options.thumbdimensions){ //if image has explicit width/height attrs defined
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jQuery.imageMagnify.magnify($, $imgref, options)
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}
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else if (this.complete){ //account for IE not firing image.onload
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jQuery.imageMagnify.magnify($, $imgref, options)
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}
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else{
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$(this).bind('load', function(){
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jQuery.imageMagnify.magnify($, $imgref, options)
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})
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}
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})
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};
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jQuery.fn.applyMagnifier=function(options){ //dynamic version of imageMagnify() to apply magnify effect to an image dynamically
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var $=jQuery
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return this.each(function(){ //return jQuery obj
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var $imgref=$(this)
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if (this.tagName!="IMG")
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return true //skip to next matched element
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})
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};
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//** The following applies the magnify effect to images with class="magnify" and optional "data-magnifyby" and "data-magnifyduration" attrs
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//** It also looks for links with attr rel="magnify[targetimageid]" and makes them togglers for that image
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jQuery(document).ready(function($){
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var $targets=$('.magnify')
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$targets.each(function(i){
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var $target=$(this)
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var options={}
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if ($target.attr('data-magnifyto'))
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options.magnifyto=parseFloat($target.attr('data-magnifyto'))
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if ($target.attr('data-magnifyby'))
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options.magnifyby=parseFloat($target.attr('data-magnifyby'))
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if ($target.attr('data-magnifyduration'))
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options.duration=parseInt($target.attr('data-magnifyduration'))
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$target.imageMagnify(options)
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})
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var $triggers=$('a[rel^="magnify["]')
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$triggers.each(function(i){
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var $trigger=$(this)
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var targetid=$trigger.attr('rel').match(/\[.+\]/)[0].replace(/[\[\]']/g, '') //parse 'id' from rel='magnify[id]'
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$trigger.data('magnifyimageid', targetid)
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$trigger.click(function(e){
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$('#'+$(this).data('magnifyimageid')).trigger('click.magnify')
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e.preventDefault()
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})
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})
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})
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