From 469e0b9879a0c9d39f3dc7817d4f1a3df97cc9a1 Mon Sep 17 00:00:00 2001
From: etherware-novice <73374039+etherware-novice@users.noreply.github.com>
Date: Mon, 29 Jul 2024 21:10:47 -0500
Subject: [PATCH] cursor traill

---
 _includes/cursortrail.html | 198 +++++++++++++++++++++++++++++++++++++
 _layouts/default.html      |   1 +
 2 files changed, 199 insertions(+)
 create mode 100644 _includes/cursortrail.html

diff --git a/_includes/cursortrail.html b/_includes/cursortrail.html
new file mode 100644
index 0000000..ab548a8
--- /dev/null
+++ b/_includes/cursortrail.html
@@ -0,0 +1,198 @@
+<script>
+// <![CDATA[
+var colour="random"; // in addition to "random" can be set to any valid colour eg "#f0f" or "red"
+var sparkles=50;
+
+/****************************
+*  Tinkerbell Magic Sparkle *
+*(c)2005-13 mf2fm web-design*
+*  http://www.mf2fm.com/rv  *
+* DON'T EDIT BELOW THIS BOX *
+****************************/
+var x=ox=400;
+var y=oy=300;
+var swide=800;
+var shigh=600;
+var sleft=sdown=0;
+var tiny=new Array();
+var star=new Array();
+var starv=new Array();
+var starx=new Array();
+var stary=new Array();
+var tinyx=new Array();
+var tinyy=new Array();
+var tinyv=new Array();
+
+window.onload=function() { if (document.getElementById) {
+  var i, rats, rlef, rdow;
+  for (var i=0; i<sparkles; i++) {
+    var rats=createDiv(3, 3);
+    rats.style.visibility="hidden";
+    rats.style.zIndex="999";
+    document.body.appendChild(tiny[i]=rats);
+    starv[i]=0;
+    tinyv[i]=0;
+    var rats=createDiv(5, 5);
+    rats.style.backgroundColor="transparent";
+    rats.style.visibility="hidden";
+    rats.style.zIndex="999";
+    var rlef=createDiv(1, 5);
+    var rdow=createDiv(5, 1);
+    rats.appendChild(rlef);
+    rats.appendChild(rdow);
+    rlef.style.top="2px";
+    rlef.style.left="0px";
+    rdow.style.top="0px";
+    rdow.style.left="2px";
+    document.body.appendChild(star[i]=rats);
+  }
+  set_width();
+  sparkle();
+}}
+
+function sparkle() {
+  var c;
+  if (Math.abs(x-ox)>1 || Math.abs(y-oy)>1) {
+    ox=x;
+    oy=y;
+    for (c=0; c<sparkles; c++) if (!starv[c]) {
+      star[c].style.left=(starx[c]=x)+"px";
+      star[c].style.top=(stary[c]=y+1)+"px";
+      star[c].style.clip="rect(0px, 5px, 5px, 0px)";
+      star[c].childNodes[0].style.backgroundColor=star[c].childNodes[1].style.backgroundColor=(colour=="random")?newColour():colour;
+      star[c].style.visibility="visible";
+      starv[c]=50;
+      break;
+    }
+  }
+  for (c=0; c<sparkles; c++) {
+    if (starv[c]) update_star(c);
+    if (tinyv[c]) update_tiny(c);
+  }
+  setTimeout("sparkle()", 40);
+}
+
+function update_star(i) {
+  if (--starv[i]==25) star[i].style.clip="rect(1px, 4px, 4px, 1px)";
+  if (starv[i]) {
+    stary[i]+=1+Math.random()*3;
+    starx[i]+=(i%5-2)/5;
+    if (stary[i]<shigh+sdown) {
+      star[i].style.top=stary[i]+"px";
+      star[i].style.left=starx[i]+"px";
+    }
+    else {
+      star[i].style.visibility="hidden";
+      starv[i]=0;
+      return;
+    }
+  }
+  else {
+    tinyv[i]=50;
+    tiny[i].style.top=(tinyy[i]=stary[i])+"px";
+    tiny[i].style.left=(tinyx[i]=starx[i])+"px";
+    tiny[i].style.width="2px";
+    tiny[i].style.height="2px";
+    tiny[i].style.backgroundColor=star[i].childNodes[0].style.backgroundColor;
+    star[i].style.visibility="hidden";
+    tiny[i].style.visibility="visible"
+  }
+}
+
+function update_tiny(i) {
+  if (--tinyv[i]==25) {
+    tiny[i].style.width="1px";
+    tiny[i].style.height="1px";
+  }
+  if (tinyv[i]) {
+    tinyy[i]+=1+Math.random()*3;
+    tinyx[i]+=(i%5-2)/5;
+    if (tinyy[i]<shigh+sdown) {
+      tiny[i].style.top=tinyy[i]+"px";
+      tiny[i].style.left=tinyx[i]+"px";
+    }
+    else {
+      tiny[i].style.visibility="hidden";
+      tinyv[i]=0;
+      return;
+    }
+  }
+  else tiny[i].style.visibility="hidden";
+}
+
+document.onmousemove=mouse;
+function mouse(e) {
+  if (e) {
+    y=e.pageY;
+    x=e.pageX;
+  }
+  else {
+    set_scroll();
+    y=event.y+sdown;
+    x=event.x+sleft;
+  }
+}
+
+window.onscroll=set_scroll;
+function set_scroll() {
+  if (typeof(self.pageYOffset)=='number') {
+    sdown=self.pageYOffset;
+    sleft=self.pageXOffset;
+  }
+  else if (document.body && (document.body.scrollTop || document.body.scrollLeft)) {
+    sdown=document.body.scrollTop;
+    sleft=document.body.scrollLeft;
+  }
+  else if (document.documentElement && (document.documentElement.scrollTop || document.documentElement.scrollLeft)) {
+    sleft=document.documentElement.scrollLeft;
+    sdown=document.documentElement.scrollTop;
+  }
+  else {
+    sdown=0;
+    sleft=0;
+  }
+}
+
+window.onresize=set_width;
+function set_width() {
+  var sw_min=999999;
+  var sh_min=999999;
+  if (document.documentElement && document.documentElement.clientWidth) {
+    if (document.documentElement.clientWidth>0) sw_min=document.documentElement.clientWidth;
+    if (document.documentElement.clientHeight>0) sh_min=document.documentElement.clientHeight;
+  }
+  if (typeof(self.innerWidth)=='number' && self.innerWidth) {
+    if (self.innerWidth>0 && self.innerWidth<sw_min) sw_min=self.innerWidth;
+    if (self.innerHeight>0 && self.innerHeight<sh_min) sh_min=self.innerHeight;
+  }
+  if (document.body.clientWidth) {
+    if (document.body.clientWidth>0 && document.body.clientWidth<sw_min) sw_min=document.body.clientWidth;
+    if (document.body.clientHeight>0 && document.body.clientHeight<sh_min) sh_min=document.body.clientHeight;
+  }
+  if (sw_min==999999 || sh_min==999999) {
+    sw_min=800;
+    sh_min=600;
+  }
+  swide=sw_min;
+  shigh=sh_min;
+}
+
+function createDiv(height, width) {
+  var div=document.createElement("div");
+  div.style.position="absolute";
+  div.style.height=height+"px";
+  div.style.width=width+"px";
+  div.style.overflow="hidden";
+  return (div);
+}
+
+function newColour() {
+  var c=new Array();
+  c[0]=255;
+  c[1]=Math.floor(Math.random()*256);
+  c[2]=Math.floor(Math.random()*(256-c[1]/2));
+  c.sort(function(){return (0.5 - Math.random());});
+  return ("rgb("+c[0]+", "+c[1]+", "+c[2]+")");
+}
+// ]]>
+</script>
diff --git a/_layouts/default.html b/_layouts/default.html
index 8a627b5..8ba65d1 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -14,6 +14,7 @@ navbar: topnav
 			{% include neko.html %}
 		{% endif %}
 		<script data-goatcounter="https://slimepondcount.goatcounter.com/count" async src="//gc.zgo.at/count.js"></script>
+		{% include cursortrail.html %}
 
 		<div class="vcol">
 			<div class="columns">