TheJoshMan
07-29-2008, 10:34 AM
Wondering if anyone knows how I could use this to display just ONE single image in the box with a sliding description div on mouseover. Right now I can't get the script to work unless there is at least two images with sliding descriptions.
the "slider.js" file:
// ========================================================
// ===== images slider ====
// script: Gerard Ferrandez - Ge-1-doot - February 2008
// http://www.dhteumeuleu.com
// CC-BY-NC
// ========================================================
/* ==== slider nameSpace ==== */
var slider = function() {
/* ==== private methods ==== */
function getElementsByClass(object, tag, className) {
var o = object.getElementsByTagName(tag);
for ( var i = 0, n = o.length, ret = []; i < n; i++) {
if (o[i].className == className) ret.push(o[i]);
}
if (ret.length == 1) ret = ret[0];
return ret;
}
function setOpacity (obj,o) {
if (obj.filters) obj.filters.alpha.opacity = Math.round(o);
else obj.style.opacity = o / 100;
}
/* ==== Slider Constructor ==== */
function Slider(oCont, speed, iW, iH, oP) {
this.slides = [];
this.over = false;
this.S = this.S0 = speed;
this.iW = iW;
this.iH = iH;
this.oP = oP;
this.oc = document.getElementById(oCont);
this.frm = getElementsByClass(this.oc, 'div', 'slide');
this.NF = this.frm.length;
this.resize();
for (var i = 0; i < this.NF; i++) {
this.slides[i] = new Slide(this, i);
}
this.oc.parent = this;
this.view = this.slides[0];
this.Z = this.mx;
/* ==== on mouse out event ==== */
this.oc.onmouseout = function () {
this.parent.mouseout();
return false;
}
}
Slider.prototype = {
/* ==== animation loop ==== */
run : function () {
this.Z += this.over ? (this.mn - this.Z) * .5 : (this.mx - this.Z) * .5;
this.view.calc();
var i = this.NF;
while (i--) this.slides[i].move();
},
/* ==== resize ==== */
resize : function () {
this.wh = this.oc.clientWidth;
this.ht = this.oc.clientHeight;
this.wr = this.wh * this.iW;
this.r = this.ht / this.wr;
this.mx = this.wh / this.NF;
this.mn = (this.wh * (1 - this.iW)) / (this.NF - 1);
},
/* ==== rest ==== */
mouseout : function () {
this.over = false;
setOpacity(this.view.img, this.oP);
}
}
/* ==== Slide Constructor ==== */
Slide = function (parent, N) {
this.parent = parent;
this.N = N;
this.x0 = this.x1 = N * parent.mx;
this.v = 0;
this.loaded = false;
this.cpt = 0;
this.start = new Date();
this.obj = parent.frm[N];
this.txt = getElementsByClass(this.obj, 'div', 'text');
this.img = getElementsByClass(this.obj, 'img', 'diapo');
this.bkg = document.createElement('div');
this.bkg.className = 'backgroundText';
this.obj.insertBefore(this.bkg, this.txt);
if (N == 0) this.obj.style.borderLeft = 'none';
this.obj.style.left = Math.floor(this.x0) + 'px';
setOpacity(this.img, parent.oP);
/* ==== mouse events ==== */
this.obj.parent = this;
this.obj.onmouseover = function() {
this.parent.over();
return false;
}
}
Slide.prototype = {
/* ==== target positions ==== */
calc : function() {
var that = this.parent;
// left slides
for (var i = 0; i <= this.N; i++) {
that.slides[i].x1 = i * that.Z;
}
// right slides
for (var i = this.N + 1; i < that.NF; i++) {
that.slides[i].x1 = that.wh - (that.NF - i) * that.Z;
}
},
/* ==== HTML animation : move slides ==== */
move : function() {
var that = this.parent;
var s = (this.x1 - this.x0) / that.S;
/* ==== lateral slide ==== */
if (this.N && Math.abs(s) > .5) {
this.obj.style.left = Math.floor(this.x0 += s) + 'px';
}
/* ==== vertical text ==== */
var v = (this.N < that.NF - 1) ? that.slides[this.N + 1].x0 - this.x0 : that.wh - this.x0;
if (Math.abs(v - this.v) > .5) {
this.bkg.style.top = this.txt.style.top = Math.floor(2 + that.ht - (v - that.Z) * that.iH * that.r) + 'px';
this.v = v;
this.cpt++;
} else {
if (!this.pro) {
/* ==== adjust speed ==== */
this.pro = true;
var tps = new Date() - this.start;
if(this.cpt > 1) {
that.S = Math.max(2, (28 / (tps / this.cpt)) * that.S0);
}
}
}
if (!this.loaded) {
if (this.img.complete) {
this.img.style.visibility = 'visible';
this.loaded = true;
}
}
},
/* ==== light ==== */
over : function () {
this.parent.resize();
this.parent.over = true;
setOpacity(this.parent.view.img, this.parent.oP);
this.parent.view = this;
this.start = new Date();
this.cpt = 0;
this.pro = false;
this.calc();
setOpacity(this.img, 100);
}
}
/* ==== public method - script initialization ==== */
return {
init : function() {
// create instances of sliders here
// parameters : HTMLcontainer name, speed (2 fast - 20 slow), Horizontal ratio, vertical text ratio, opacity
this.s1 = new Slider("slider", 8, 3.5/3.5, 3.3/6.3, 100);
setInterval("slider.s1.run();", 16);
}
}
}();
The HTML:
<html>
<head>
<title>Slider Test</title>
<script type="text/javascript" language="javascript" src="<?php bloginfo('template_directory'); ?>/Scripts/slider.js">slider.js</script>
<script type="text/javascript" language="javascript" src="<?php bloginfo('template_directory'); ?>/Scripts/jquery-1.2.3.pack.js"></script>
<script type="text/javascript" language="javascript">
$(document).ready(
function () {
$('.themes:last').css('margin','0')
});
</script>
</head>
<body>
<div id="slider">
<div style="border-left: medium none; right: 0px;" class="slide">
<a href="#"><img src="<?php bloginfo('template_directory'); ?>/images/likno_awm.jpg" height="205px" width="410px" alt="Likno All Web Menus Pro v5" title="Likno All Web Menus Pro v5" style="opacity: 1; visibility: visible;" class="diapo"></a>
<div style="top: 205px;" class="backgroundText"></div>
<div style="top: 205px;" class="backgroundText"></div><div style="top: 0px;" class="text">
<span class="title"> <a href="#">This is the title</a></span>
<p>Blah blah blah, descriptive text here...</p>
</div>
</div>
<div style="background: rgb(0, 0, 0) none repeat scroll 0% 0%; left: 97px; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" class="slide">
<a href="#"><img src="<?php bloginfo('template_directory'); ?>/images/fill_green.png" height="205px" width="410px" alt="Likno All Web Menus Pro v5" title="Likno All Web Menus Pro v5" style="opacity: 0; visibility: hidden;" class="diapo"></a>
<div style="top: 205px;" class="backgroundText"></div>
<div style="top: 205px;" class="backgroundText"></div><div style="top: 0px;" class="text">
<span class="title"> <a href="#">This is the title</a></span>
<p>Blah blah blah blah, descriptive text here</p>
</div>
</div>
<script type="text/javascript">
/* ==== start script ==== */
slider.init();
</script> </div>
The CSS:
/* Slider */
div.wide #slider {margin-bottom: 0px;}
#slider {height: 205px; position:relative; overflow: hidden; margin-top: 0px; border:1px #a4c634 solid;}
#slider .slide {position: absolute; height:205px; width: 100%;background: #202020;overflow: hidden;border-left: #a4c634 solid 1px;cursor: default;}
#slider .title {font-family:Corbel, Calibri, Verdana, Arial;color: #f0f0f0;font-weight: 80; font-size: 1.2em;}
#slider .backgroundText {position: absolute;
width: 100%;
height: 100%;
top: 100%;
background: #000;
filter: alpha(opacity=80);
opacity: 0.8; }
#slider .text { position: absolute; top: 1%;top: 100%;color: #f0f0f0; font-family: Corbel, Calibri, Verdana, Arial;font-size: 1em;text-align: justify;width: 85%; left: 10px; }
#slider .diapo {position: absolute; filter: alpha(opacity=100); opacity: 1; visibility: hidden; }
</body>
</html>
the "slider.js" file:
// ========================================================
// ===== images slider ====
// script: Gerard Ferrandez - Ge-1-doot - February 2008
// http://www.dhteumeuleu.com
// CC-BY-NC
// ========================================================
/* ==== slider nameSpace ==== */
var slider = function() {
/* ==== private methods ==== */
function getElementsByClass(object, tag, className) {
var o = object.getElementsByTagName(tag);
for ( var i = 0, n = o.length, ret = []; i < n; i++) {
if (o[i].className == className) ret.push(o[i]);
}
if (ret.length == 1) ret = ret[0];
return ret;
}
function setOpacity (obj,o) {
if (obj.filters) obj.filters.alpha.opacity = Math.round(o);
else obj.style.opacity = o / 100;
}
/* ==== Slider Constructor ==== */
function Slider(oCont, speed, iW, iH, oP) {
this.slides = [];
this.over = false;
this.S = this.S0 = speed;
this.iW = iW;
this.iH = iH;
this.oP = oP;
this.oc = document.getElementById(oCont);
this.frm = getElementsByClass(this.oc, 'div', 'slide');
this.NF = this.frm.length;
this.resize();
for (var i = 0; i < this.NF; i++) {
this.slides[i] = new Slide(this, i);
}
this.oc.parent = this;
this.view = this.slides[0];
this.Z = this.mx;
/* ==== on mouse out event ==== */
this.oc.onmouseout = function () {
this.parent.mouseout();
return false;
}
}
Slider.prototype = {
/* ==== animation loop ==== */
run : function () {
this.Z += this.over ? (this.mn - this.Z) * .5 : (this.mx - this.Z) * .5;
this.view.calc();
var i = this.NF;
while (i--) this.slides[i].move();
},
/* ==== resize ==== */
resize : function () {
this.wh = this.oc.clientWidth;
this.ht = this.oc.clientHeight;
this.wr = this.wh * this.iW;
this.r = this.ht / this.wr;
this.mx = this.wh / this.NF;
this.mn = (this.wh * (1 - this.iW)) / (this.NF - 1);
},
/* ==== rest ==== */
mouseout : function () {
this.over = false;
setOpacity(this.view.img, this.oP);
}
}
/* ==== Slide Constructor ==== */
Slide = function (parent, N) {
this.parent = parent;
this.N = N;
this.x0 = this.x1 = N * parent.mx;
this.v = 0;
this.loaded = false;
this.cpt = 0;
this.start = new Date();
this.obj = parent.frm[N];
this.txt = getElementsByClass(this.obj, 'div', 'text');
this.img = getElementsByClass(this.obj, 'img', 'diapo');
this.bkg = document.createElement('div');
this.bkg.className = 'backgroundText';
this.obj.insertBefore(this.bkg, this.txt);
if (N == 0) this.obj.style.borderLeft = 'none';
this.obj.style.left = Math.floor(this.x0) + 'px';
setOpacity(this.img, parent.oP);
/* ==== mouse events ==== */
this.obj.parent = this;
this.obj.onmouseover = function() {
this.parent.over();
return false;
}
}
Slide.prototype = {
/* ==== target positions ==== */
calc : function() {
var that = this.parent;
// left slides
for (var i = 0; i <= this.N; i++) {
that.slides[i].x1 = i * that.Z;
}
// right slides
for (var i = this.N + 1; i < that.NF; i++) {
that.slides[i].x1 = that.wh - (that.NF - i) * that.Z;
}
},
/* ==== HTML animation : move slides ==== */
move : function() {
var that = this.parent;
var s = (this.x1 - this.x0) / that.S;
/* ==== lateral slide ==== */
if (this.N && Math.abs(s) > .5) {
this.obj.style.left = Math.floor(this.x0 += s) + 'px';
}
/* ==== vertical text ==== */
var v = (this.N < that.NF - 1) ? that.slides[this.N + 1].x0 - this.x0 : that.wh - this.x0;
if (Math.abs(v - this.v) > .5) {
this.bkg.style.top = this.txt.style.top = Math.floor(2 + that.ht - (v - that.Z) * that.iH * that.r) + 'px';
this.v = v;
this.cpt++;
} else {
if (!this.pro) {
/* ==== adjust speed ==== */
this.pro = true;
var tps = new Date() - this.start;
if(this.cpt > 1) {
that.S = Math.max(2, (28 / (tps / this.cpt)) * that.S0);
}
}
}
if (!this.loaded) {
if (this.img.complete) {
this.img.style.visibility = 'visible';
this.loaded = true;
}
}
},
/* ==== light ==== */
over : function () {
this.parent.resize();
this.parent.over = true;
setOpacity(this.parent.view.img, this.parent.oP);
this.parent.view = this;
this.start = new Date();
this.cpt = 0;
this.pro = false;
this.calc();
setOpacity(this.img, 100);
}
}
/* ==== public method - script initialization ==== */
return {
init : function() {
// create instances of sliders here
// parameters : HTMLcontainer name, speed (2 fast - 20 slow), Horizontal ratio, vertical text ratio, opacity
this.s1 = new Slider("slider", 8, 3.5/3.5, 3.3/6.3, 100);
setInterval("slider.s1.run();", 16);
}
}
}();
The HTML:
<html>
<head>
<title>Slider Test</title>
<script type="text/javascript" language="javascript" src="<?php bloginfo('template_directory'); ?>/Scripts/slider.js">slider.js</script>
<script type="text/javascript" language="javascript" src="<?php bloginfo('template_directory'); ?>/Scripts/jquery-1.2.3.pack.js"></script>
<script type="text/javascript" language="javascript">
$(document).ready(
function () {
$('.themes:last').css('margin','0')
});
</script>
</head>
<body>
<div id="slider">
<div style="border-left: medium none; right: 0px;" class="slide">
<a href="#"><img src="<?php bloginfo('template_directory'); ?>/images/likno_awm.jpg" height="205px" width="410px" alt="Likno All Web Menus Pro v5" title="Likno All Web Menus Pro v5" style="opacity: 1; visibility: visible;" class="diapo"></a>
<div style="top: 205px;" class="backgroundText"></div>
<div style="top: 205px;" class="backgroundText"></div><div style="top: 0px;" class="text">
<span class="title"> <a href="#">This is the title</a></span>
<p>Blah blah blah, descriptive text here...</p>
</div>
</div>
<div style="background: rgb(0, 0, 0) none repeat scroll 0% 0%; left: 97px; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" class="slide">
<a href="#"><img src="<?php bloginfo('template_directory'); ?>/images/fill_green.png" height="205px" width="410px" alt="Likno All Web Menus Pro v5" title="Likno All Web Menus Pro v5" style="opacity: 0; visibility: hidden;" class="diapo"></a>
<div style="top: 205px;" class="backgroundText"></div>
<div style="top: 205px;" class="backgroundText"></div><div style="top: 0px;" class="text">
<span class="title"> <a href="#">This is the title</a></span>
<p>Blah blah blah blah, descriptive text here</p>
</div>
</div>
<script type="text/javascript">
/* ==== start script ==== */
slider.init();
</script> </div>
The CSS:
/* Slider */
div.wide #slider {margin-bottom: 0px;}
#slider {height: 205px; position:relative; overflow: hidden; margin-top: 0px; border:1px #a4c634 solid;}
#slider .slide {position: absolute; height:205px; width: 100%;background: #202020;overflow: hidden;border-left: #a4c634 solid 1px;cursor: default;}
#slider .title {font-family:Corbel, Calibri, Verdana, Arial;color: #f0f0f0;font-weight: 80; font-size: 1.2em;}
#slider .backgroundText {position: absolute;
width: 100%;
height: 100%;
top: 100%;
background: #000;
filter: alpha(opacity=80);
opacity: 0.8; }
#slider .text { position: absolute; top: 1%;top: 100%;color: #f0f0f0; font-family: Corbel, Calibri, Verdana, Arial;font-size: 1em;text-align: justify;width: 85%; left: 10px; }
#slider .diapo {position: absolute; filter: alpha(opacity=100); opacity: 1; visibility: hidden; }
</body>
</html>