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Print - Snowing Flake Trail - JavaScriptBank.com

Full version: jsB@nk » Pointer » Trailer » Snowing Flake Trail
URL: http://www.javascriptbank.com/snowing-flake-trail.html

Snowing Flake Trail © JavaScriptBank.comThis JavaScript use the snowing flake images. This is another impressive cursor trail effect created using DHTML. Easy to install and cross browser, both you and your visitors will love it.

Full version: jsB@nk » Pointer » Trailer » Snowing Flake Trail
URL: http://www.javascriptbank.com/snowing-flake-trail.html



JavaScript
<SCRIPT language=Javascript><!--/* Written by: * Terry Yuen. * Works inspired by Tendertron cartoons. * "This one's for the kids!" */var ITEM_COUNT = 6;     //number of flakes visible per timevar ITEM_W = 20;        //width of a single flakevar ITEM_H = 20;        //height of a single flakevar ITEM_SRC = "star.gif";var ITEM_STAGES = 10;    //number of life stages for a single flake. (i.e., number of states on the "star.gif")var ITEM_TRAVEL = 20;   //number of times to move a flake before disappearing (Note: PIXEL MOVED = ITEM_TRAVEL * ITEM_INCREMENT)var ITEM_INCREMENT = 4; //distance to move a flake on each loopvar ITEM_SPEED = 50;    //time delay in milliseconds before looping (def: 40)// END CONFIGURABLE CONSTANTSvar IE_ENGINE = (document.all) ? true : false;var NS_ENGINE = (document.layers) ? true : false;var animatorThread = null; // To prevent a new flake from being created  // on each loop time, we give it a sleep counter  // that increments.var sprawnSleeping = 0; // Stores the position of mouse.var mousePos = new Array(2);mousePos[0] = 0;mousePos[1] = 0;  // Stores previous positions of mouse.  // So that we don't create a flake when  // the mouse hasn't moved.var oldMousePos = new Array(2);oldMousePos[0] = 0;oldMousePos[1] = 0;  // A table of flake positions and information.var trailMatrix = new Array(ITEM_COUNT);for(var i=0; i<trailMatrix.length; i++) {  trailMatrix[i] = new Array(5);  trailMatrix[i][0] = 0;  trailMatrix[i][1] = 0;  trailMatrix[i][2] = 0;  trailMatrix[i][3] = ITEM_STAGES;  trailMatrix[i][4] = "mouseTrailer_" + i;  document.writeln((IE_ENGINE) ? '<DIV ID="' + trailMatrix[i][4] + '" STYLE="position:absolute; width:'+ITEM_W+'px; height:'+ITEM_H+'px; visibility:hidden;"><img src="'+ITEM_SRC+'" border=0></DIV>' : (NS_ENGINE) ? '<LAYER ID="' + trailMatrix[i][4] + '" position="absolute" width='+ITEM_W+' height='+ITEM_H+' visible="hide"><img src="'+ITEM_SRC+'" border=0></LAYER>' : "");}function storeMousePos(e) {  mousePos[0] = (IE_ENGINE) ? event.clientX+document.body.scrollLeft : (NS_ENGINE) ? e.pageX : 0;  mousePos[1] = (IE_ENGINE) ? event.clientY+document.body.scrollTop : (NS_ENGINE) ? e.pageY : 0;}function sprawnNewTrail() {  if(oldMousePos[0] != mousePos[0] || oldMousePos[1] != mousePos[1]) {    var temp = trailMatrix[trailMatrix.length-1][4];    for(var i=trailMatrix.length-1; i>0; i--) {      trailMatrix[i][0] = trailMatrix[i-1][0];      trailMatrix[i][1] = trailMatrix[i-1][1];      trailMatrix[i][2] = trailMatrix[i-1][2];      trailMatrix[i][3] = trailMatrix[i-1][3];      trailMatrix[i][4] = trailMatrix[i-1][4];    }    trailMatrix[0][0] = mousePos[0];    trailMatrix[0][1] = mousePos[1];    trailMatrix[0][2] = ITEM_TRAVEL;    trailMatrix[0][3] = ITEM_STAGES;    trailMatrix[0][4] = temp;  //id for trailer layer  }  oldMousePos[0] = mousePos[0];  oldMousePos[1] = mousePos[1];}function animateTrail() {  for(var i=0; i<trailMatrix.length; i++) {    if(trailMatrix[i][2] > 0) {      trailMatrix[i][1] += ITEM_INCREMENT;      trailMatrix[i][2]--;      trailMatrix[i][3] = Math.ceil((trailMatrix[i][2] * ITEM_STAGES) / ITEM_TRAVEL);      updateTrail(trailMatrix[i][4], trailMatrix[i][0], trailMatrix[i][1], trailMatrix[i][3]);    } else {      hideTrail(trailMatrix[i][4]);    }  }  sprawnSleeping++;  if(sprawnSleeping >= 2) {  //We create a new flake every 2 loops    sprawnSleeping = 0;    sprawnNewTrail();  }}function updateTrail(obj, x, y, stage) {  var imgTop = (ITEM_STAGES - stage) * ITEM_H;  if(IE_ENGINE) {    document.all[obj].style.clip = "rect("+imgTop +" "+ ITEM_W +" "+ (imgTop+ITEM_H)+" 0)";    document.all[obj].style.left = x;    document.all[obj].style.top = y - imgTop;    document.all[obj].style.visibility = "visible";  } else if(NS_ENGINE) {    document.layers[obj].clip.top = imgTop;    document.layers[obj].clip.bottom = imgTop + ITEM_H;    document.layers[obj].left = x;    document.layers[obj].top = y - imgTop;    document.layers[obj].visibility = "show";  }}function hideTrail(obj) {  if(IE_ENGINE) {    document.all[obj].style.visibility = "hidden";  } else if(NS_ENGINE) {    document.layers[obj].visibility = "hide";  }}function init() {  if(NS_ENGINE)document.captureEvents(Event.MOUSEMOVE);  if(IE_ENGINE || NS_ENGINE) {    document.onmousemove = storeMousePos;    animatorThread = setInterval("animateTrail()", ITEM_SPEED);  }}function end() {  if(animatorThread != null) {    clearInterval(animatorThread);    animatorThread = null;  }}//--></SCRIPT><!--    This script downloaded from www.JavaScriptBank.com    Come to view and download over 2000+ free javascript at www.JavaScriptBank.com-->


HTML
<BODY onload=init()><!--    This script downloaded from www.JavaScriptBank.com    Come to view and download over 2000+ free javascript at www.JavaScriptBank.com-->