From 63b584650e14513e741100539a2f9ee0d66f4a7b Mon Sep 17 00:00:00 2001
From: Joan Touzet <wohali@apache.org>
Date: Sun, 6 Dec 2015 10:08:04 -0500
Subject: [PATCH] Fix infinite scroll if targetElement height > win height

---
 snowstorm-min.js | 2 +-
 snowstorm.js     | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/snowstorm-min.js b/snowstorm-min.js
index 1559e4e..106458e 100644
--- a/snowstorm-min.js
+++ b/snowstorm-min.js
@@ -14,7 +14,7 @@ u;a:{try{f.createElement("div").style.opacity="0.5"}catch(F){u=!1;break a}u=!0}v
 moz:d("MozTransform"),opera:d("OTransform"),webkit:d("webkitTransform"),w3:d("transform"),prop:null},getAnimationFrame:e};e.transform.prop=e.transform.w3||e.transform.moz||e.transform.webkit||e.transform.ie||e.transform.opera;h=null;return e}();this.timer=null;this.flakes=[];this.active=this.disabled=!1;this.meltFrameCount=20;this.meltFrames=[];this.setXY=function(c,d,e){if(!c)return!1;a.usePixelPosition||w?(c.style.left=d-a.flakeWidth+"px",c.style.top=e-a.flakeHeight+"px"):r?(c.style.right=100-100*
 (d/h)+"%",c.style.top=Math.min(e,s-a.flakeHeight)+"px"):a.flakeBottom?(c.style.right=100-100*(d/h)+"%",c.style.top=Math.min(e,s-a.flakeHeight)+"px"):(c.style.right=100-100*(d/h)+"%",c.style.bottom=100-100*(e/l)+"%")};this.events=function(){function a(c){c=b.call(c);var d=c.length;e?(c[1]="on"+c[1],3<d&&c.pop()):3===d&&c.push(!1);return c}function d(a,b){var c=a.shift(),d=[f[b]];if(e)c[d](a[0],a[1]);else c[d].apply(c,a)}var e=!g.addEventListener&&g.attachEvent,b=Array.prototype.slice,f={add:e?"attachEvent":
 "addEventListener",remove:e?"detachEvent":"removeEventListener"};return{add:function(){d(a(arguments),"add")},remove:function(){d(a(arguments),"remove")}}}();this.randomizeWind=function(){var c;c=k(a.vMaxX,0.2);z=1===parseInt(k(2),10)?-1*c:c;A=k(a.vMaxY,0.2);if(this.flakes)for(c=0;c<this.flakes.length;c++)this.flakes[c].active&&this.flakes[c].setVelocities()};this.scrollHandler=function(){var c;p=a.flakeBottom?0:parseInt(g.scrollY||f.documentElement.scrollTop||(r?f.body.scrollTop:0),10);isNaN(p)&&
-(p=0);if(!t&&!a.flakeBottom&&a.flakes)for(c=0;c<a.flakes.length;c++)0===a.flakes[c].active&&a.flakes[c].stick()};this.resizeHandler=function(){g.innerWidth||g.innerHeight?(h=g.innerWidth-16-a.flakeRightOffset,l=a.flakeBottom||g.innerHeight):(h=(f.documentElement.clientWidth||f.body.clientWidth||f.body.scrollWidth)-(!m?8:0)-a.flakeRightOffset,l=a.flakeBottom||f.documentElement.clientHeight||f.body.clientHeight||f.body.scrollHeight);s=f.body.offsetHeight;n=parseInt(h/2,10)};this.resizeHandlerAlt=function(){h=
+(p=0);a.targetElement&&(p=0);if(!t&&!a.flakeBottom&&a.flakes)for(c=0;c<a.flakes.length;c++)0===a.flakes[c].active&&a.flakes[c].stick()};this.resizeHandler=function(){g.innerWidth||g.innerHeight?(h=g.innerWidth-16-a.flakeRightOffset,l=a.flakeBottom||g.innerHeight):(h=(f.documentElement.clientWidth||f.body.clientWidth||f.body.scrollWidth)-(!m?8:0)-a.flakeRightOffset,l=a.flakeBottom||f.documentElement.clientHeight||f.body.clientHeight||f.body.scrollHeight);s=f.body.offsetHeight;n=parseInt(h/2,10)};this.resizeHandlerAlt=function(){h=
 a.targetElement.offsetWidth-a.flakeRightOffset;l=a.flakeBottom||a.targetElement.offsetHeight;n=parseInt(h/2,10);s=f.body.offsetHeight};this.freeze=function(){if(a.disabled)return!1;a.disabled=1;a.timer=null};this.resume=function(){if(a.disabled)a.disabled=0;else return!1;a.timerInit()};this.toggleSnow=function(){a.flakes.length?(a.active=!a.active,a.active?(a.show(),a.resume()):(a.stop(),a.freeze())):a.start()};this.stop=function(){var c;this.freeze();for(c=0;c<this.flakes.length;c++)this.flakes[c].o.style.display=
 "none";a.events.remove(g,"scroll",a.scrollHandler);a.events.remove(g,"resize",a.resizeHandler);a.freezeOnBlur&&(m?(a.events.remove(f,"focusout",a.freeze),a.events.remove(f,"focusin",a.resume)):(a.events.remove(g,"blur",a.freeze),a.events.remove(g,"focus",a.resume)))};this.show=function(){var a;for(a=0;a<this.flakes.length;a++)this.flakes[a].o.style.display="block"};this.SnowFlake=function(c,d,e){var b=this;this.type=c;this.x=d||parseInt(k(h-20),10);this.y=!isNaN(e)?e:-k(l)-12;this.vY=this.vX=null;
 this.vAmpTypes=[1,1.2,1.4,1.6,1.8];this.vAmp=this.vAmpTypes[this.type]||1;this.melting=!1;this.meltFrameCount=a.meltFrameCount;this.meltFrames=a.meltFrames;this.twinkleFrame=this.meltFrame=0;this.active=1;this.fontSize=10+10*(this.type/5);this.o=f.createElement("div");this.o.innerHTML=a.snowCharacter;a.className&&this.o.setAttribute("class",a.className);this.o.style.color=a.snowColor;this.o.style.position=t?"fixed":"absolute";a.useGPU&&q.transform.prop&&(this.o.style[q.transform.prop]="translate3d(0px, 0px, 0px)");
diff --git a/snowstorm.js b/snowstorm.js
index d73aebe..97e8699 100755
--- a/snowstorm.js
+++ b/snowstorm.js
@@ -261,6 +261,9 @@ var snowStorm = (function(window, document) {
     if (isNaN(scrollY)) {
       scrollY = 0; // Netscape 6 scroll fix
     }
+    if (storm.targetElement) {
+      scrollY = 0; // infinite scroll bug fix when elem height > windowY
+    }
     if (!fixedForEverything && !storm.flakeBottom && storm.flakes) {
       for (i=0; i<storm.flakes.length; i++) {
         if (storm.flakes[i].active === 0) {