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Values will occasionally NaN when width and height cannot be obtained fr... #59

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Values will occasionally NaN when width and height cannot be obtained fr... #59

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12 changes: 9 additions & 3 deletions jquery.rwdImageMaps.js
100644 → 100755
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* rwdImageMaps jQuery plugin v1.5
* rwdImageMaps jQuery plugin v1.5.1
*
* Allows image maps to be used in a responsive design by recalculating the area coordinates to match the actual image size on load and window.resize
*
Expand All @@ -19,7 +19,7 @@

var that = this,
$that = $(that);

// Since WebKit doesn't know the height until after the image has loaded, perform everything in an onload copy
$('<img />').load(function() {
var attrW = 'width',
Expand All @@ -34,6 +34,11 @@
w = temp.width;
if (!h)
h = temp.height;
// Fix for images that don't specify a width or height.
if(!w)
w = this.width;
if(!h)
h = this.height;
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There was a bug like the one below, but thanks to you, I solved it. thank you!

image

}

var wPercent = $that.width()/100,
Expand All @@ -49,6 +54,7 @@
var coords = $this.data(c).split(','),
coordsPercent = new Array(coords.length);


for (var i = 0; i < coordsPercent.length; ++i) {
if (i % 2 === 0)
coordsPercent[i] = parseInt(((coords[i]/w)*100)*wPercent);
Expand All @@ -64,4 +70,4 @@

return this;
};
})(jQuery);
})(jQuery);
3 changes: 2 additions & 1 deletion jquery.rwdImageMaps.min.js
100644 → 100755
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Original file line number Diff line number Diff line change
Expand Up @@ -8,4 +8,5 @@
* http://mattstow.com
* Licensed under the MIT license
*/
;(function(a){a.fn.rwdImageMaps=function(){var c=this;var b=function(){c.each(function(){if(typeof(a(this).attr("usemap"))=="undefined"){return}var e=this,d=a(e);a("<img />").load(function(){var g="width",m="height",n=d.attr(g),j=d.attr(m);if(!n||!j){var o=new Image();o.src=d.attr("src");if(!n){n=o.width}if(!j){j=o.height}}var f=d.width()/100,k=d.height()/100,i=d.attr("usemap").replace("#",""),l="coords";a('map[name="'+i+'"]').find("area").each(function(){var r=a(this);if(!r.data(l)){r.data(l,r.attr(l))}var q=r.data(l).split(","),p=new Array(q.length);for(var h=0;h<p.length;++h){if(h%2===0){p[h]=parseInt(((q[h]/n)*100)*f)}else{p[h]=parseInt(((q[h]/j)*100)*k)}}r.attr(l,p.toString())})}).attr("src",d.attr("src"))})};a(window).resize(b).trigger("resize");return this}})(jQuery);
;(function($){$.fn.rwdImageMaps=function(){var $img=this;var rwdImageMap=function(){$img.each(function(){if(typeof($(this).attr('usemap'))=='undefined')return;var that=this,$that=$(that);$('<img />').load(function(){var attrW='width',attrH='height',w=$that.attr(attrW),h=$that.attr(attrH);if(!w||!h){var temp=new Image();temp.src=$that.attr('src');if(!w)w=temp.width;if(!h)h=temp.height;if(!w)w=this.width;if(!h)h=this.height;}var wPercent=$that.width()/100,hPercent=$that.height()/100,map=$that.attr('usemap').replace('#',''),c='coords';$('map[name="'+map+'"]').find('area').each(function(){var $this=$(this);if(!$this.data(c))$this.data(c,$this.attr(c));var coords=$this.data(c).split(','),coordsPercent=new Array(coords.length);for(var i=0;i<coordsPercent.length;++i){if(i%2===0)coordsPercent[i]=parseInt(((coords[i]/w)*100)*wPercent);else
coordsPercent[i]=parseInt(((coords[i]/h)*100)*hPercent);}$this.attr(c,coordsPercent.toString());});}).attr('src',$that.attr('src'));});};$(window).resize(rwdImageMap).trigger('resize');return this;};})(jQuery);