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/**
* Interface Elements for jQuery
* FX - scale/grow/shrink/puff
*
* http://interface.eyecon.ro
*
* Copyright (c) 2006 Stefan Petre
* Dual licensed under the MIT (MIT-LICENSE.txt)
* and GPL (GPL-LICENSE.txt) licenses.
*
*
*/
/**
* Applies a scallign animation to element
*/
jQuery.fn.extend(
{
/**
* @name Grow
* @description scales the element from 0 to intitial size
* @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']
* @param Function callback (optional) A function to be executed whenever the animation completes.
* @param String easing (optional) The name of the easing effect that you want to use.
* @type jQuery
* @cat Plugins/Interface
* @author Stefan Petre
*/
Grow : function(speed, callback, easing) {
return this.queue('interfaceFX',function(){
new jQuery.fx.Scale(this, speed, 1, 100, true, callback, 'grow', easing);
});
},
/**
* @name Shrink
* @description scales the element from intitial size to 0
* @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']
* @param Function callback (optional) A function to be executed whenever the animation completes.
* @param String easing (optional) The name of the easing effect that you want to use.
* @type jQuery
* @cat Plugins/Interface
* @author Stefan Petre
*/
Shrink : function(speed, callback, easing) {
return this.queue('interfaceFX',function(){
new jQuery.fx.Scale(this, speed, 100, 1, true, callback, 'shrink', easing);
});
},
/**
* @name Puff
* @description makes element to dispear by scalling to 150% and fading it out
* @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']
* @param Function callback (optional) A function to be executed whenever the animation completes.
* @param String easing (optional) The name of the easing effect that you want to use.
* @type jQuery
* @cat Plugins/Interface
* @author Stefan Petre
*/
Puff : function(speed, callback, easing) {
return this.queue('interfaceFX',function(){
var easing = easing || 'easeout';
new jQuery.fx.Scale(this, speed, 100, 150, true, callback, 'puff', easing);
});
},
/**
* @name Scale
* @description scales the element
* @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']
* @param Integer from initial scalling procentage
* @param Integer to final scalling procentage
* @param Boolean reastore whatever to restore the initital scalling procentage when animation ends
* @param Function callback (optional) A function to be executed whenever the animation completes.
* @param String easing (optional) The name of the easing effect that you want to use.
* @type jQuery
* @cat Plugins/Interface
* @author Stefan Petre
*/
Scale : function(speed, from, to, restore, callback, easing) {
return this.queue('interfaceFX',function(){
new jQuery.fx.Scale(this, speed, from, to, restore, callback, 'Scale', easing);
});
}
}
);
jQuery.fx.Scale = function (e, speed, from, to, restore, callback, type, easing)
{
if (!jQuery.fxCheckTag(e)) {
jQuery.dequeue(e, 'interfaceFX');
return false;
}
var z = this;
z.el = jQuery(e);
z.from = parseInt(from) || 100;
z.to = parseInt(to) || 100;
z.easing = typeof callback == 'string' ? callback : easing||null;
z.callback = typeof callback == 'function' ? callback : null;
z.duration = jQuery.speed(speed).duration;
z.restore = restore|| null;
z.oldP = jQuery.iUtil.getSize(e);
z.oldStyle = {
width: z.el.css('width'),
height: z.el.css('height'),
fontSize: z.el.css('fontSize')||'100%',
position : z.el.css('position'),
display : z.el.css('display'),
top : z.el.css('top'),
left : z.el.css('left'),
overflow : z.el.css('overflow'),
borderTopWidth : z.el.css('borderTopWidth'),
borderRightWidth : z.el.css('borderRightWidth'),
borderBottomWidth : z.el.css('borderBottomWidth'),
borderLeftWidth : z.el.css('borderLeftWidth'),
paddingTop : z.el.css('paddingTop'),
paddingRight : z.el.css('paddingRight'),
paddingBottom : z.el.css('paddingBottom'),
paddingLeft : z.el.css('paddingLeft')
};
z.width = parseInt(z.oldStyle.width)||e.offsetWidth||0;
z.height = parseInt(z.oldStyle.height)||e.offsetHeight||0;
z.top = parseInt(z.oldStyle.top)||0;
z.left = parseInt(z.oldStyle.left)||0;
sizes = ['em','px','pt','%'];
for(i in sizes) {
if (z.oldStyle.fontSize.indexOf(sizes[i])>0) {
z.fontUnit = sizes[i];
z.fontSize = parseFloat(z.oldStyle.fontSize);
}
if (z.oldStyle.borderTopWidth.indexOf(sizes[i])>0) {
z.borderTopUnit = sizes[i];
z.borderTopSize = parseFloat(z.oldStyle.borderTopWidth)||0;
}
if (z.oldStyle.borderRightWidth.indexOf(sizes[i])>0) {
z.borderRightUnit = sizes[i];
z.borderRightSize = parseFloat(z.oldStyle.borderRightWidth)||0;
}
if (z.oldStyle.borderBottomWidth.indexOf(sizes[i])>0) {
z.borderBottomUnit = sizes[i];
z.borderBottomSize = parseFloat(z.oldStyle.borderBottomWidth)||0;
}
if (z.oldStyle.borderLeftWidth.indexOf(sizes[i])>0) {
z.borderLeftUnit = sizes[i];
z.borderLeftSize = parseFloat(z.oldStyle.borderLeftWidth)||0;
}
if (z.oldStyle.paddingTop.indexOf(sizes[i])>0) {
z.paddingTopUnit = sizes[i];
z.paddingTopSize = parseFloat(z.oldStyle.paddingTop)||0;
}
if (z.oldStyle.paddingRight.indexOf(sizes[i])>0) {
z.paddingRightUnit = sizes[i];
z.paddingRightSize = parseFloat(z.oldStyle.paddingRight)||0;
}
if (z.oldStyle.paddingBottom.indexOf(sizes[i])>0) {
z.paddingBottomUnit = sizes[i];
z.paddingBottomSize = parseFloat(z.oldStyle.paddingBottom)||0;
}
if (z.oldStyle.paddingLeft.indexOf(sizes[i])>0) {
z.paddingLeftUnit = sizes[i];
z.paddingLeftSize = parseFloat(z.oldStyle.paddingLeft)||0;
}
}
if (z.oldStyle.position != 'relative' && z.oldStyle.position != 'absolute') {
z.el.css('position', 'relative');
}
z.el.css('overflow', 'hidden');
z.type = type;
switch(z.type)
{
case 'grow':
z.startTop = z.top + z.oldP.h/2;
z.endTop = z.top;
z.startLeft = z.left + z.oldP.w/2;
z.endLeft = z.left;
break;
case 'shrink':
z.endTop = z.top + z.oldP.h/2;
z.startTop = z.top;
z.endLeft = z.left + z.oldP.w/2;
z.startLeft = z.left;
break;
case 'puff':
z.endTop = z.top - z.oldP.h/4;
z.startTop = z.top;
z.endLeft = z.left - z.oldP.w/4;
z.startLeft = z.left;
break;
}
z.firstStep = false;
z.t=(new Date).getTime();
z.clear = function(){clearInterval(z.timer);z.timer=null;};
z.step = function(){
if (z.firstStep == false) {
z.el.show();
z.firstStep = true;
}
var t = (new Date).getTime();
var n = t - z.t;
var p = n / z.duration;
if (t >= z.duration+z.t) {
setTimeout(
function(){
o = 1;
if (z.type) {
t = z.endTop;
l = z.endLeft;
if (z.type == 'puff')
o = 0;
}
z.zoom(z.to, l, t, true, o);
},
13
);
z.clear();
} else {
o = 1;
if (!jQuery.easing || !jQuery.easing[z.easing]) {
s = ((-Math.cos(p*Math.PI)/2) + 0.5) * (z.to-z.from) + z.from;
} else {
s = jQuery.easing[z.easing](p, n, z.from, (z.to-z.from), z.duration);
}
if (z.type) {
if (!jQuery.easing || !jQuery.easing[z.easing]) {
t = ((-Math.cos(p*Math.PI)/2) + 0.5) * (z.endTop-z.startTop) + z.startTop;
l = ((-Math.cos(p*Math.PI)/2) + 0.5) * (z.endLeft-z.startLeft) + z.startLeft;
if (z.type == 'puff')
o = ((-Math.cos(p*Math.PI)/2) + 0.5) * (-0.9999) + 0.9999;
} else {
t = jQuery.easing[z.easing](p, n, z.startTop, (z.endTop-z.startTop), z.duration);
l = jQuery.easing[z.easing](p, n, z.startLeft, (z.endLeft-z.startLeft), z.duration);
if (z.type == 'puff')
o = jQuery.easing[z.easing](p, n, 0.9999, -0.9999, z.duration);
}
}
z.zoom(s, l, t, false, o);
}
};
z.timer=setInterval(function(){z.step();},13);
z.zoom = function(percent, left, top, finish, opacity)
{
z.el
.css('height', z.height * percent/100 + 'px')
.css('width', z.width * percent/100 + 'px')
.css('left', left + 'px')
.css('top', top + 'px')
.css('fontSize', z.fontSize * percent /100 + z.fontUnit);
if (z.borderTopSize)
z.el.css('borderTopWidth', z.borderTopSize * percent /100 + z.borderTopUnit);
if (z.borderRightSize)
z.el.css('borderRightWidth', z.borderRightSize * percent /100 + z.borderRightUnit);
if (z.borderBottomSize)
z.el.css('borderBottomWidth', z.borderBottomSize * percent /100 + z.borderBottomUnit);
if (z.borderLeftSize)
z.el.css('borderLeftWidth', z.borderLeftSize * percent /100 + z.borderLeftUnit);
if (z.paddingTopSize)
z.el.css('paddingTop', z.paddingTopSize * percent /100 + z.paddingTopUnit);
if (z.paddingRightSize)
z.el.css('paddingRight', z.paddingRightSize * percent /100 + z.paddingRightUnit);
if (z.paddingBottomSize)
z.el.css('paddingBottom', z.paddingBottomSize * percent /100 + z.paddingBottomUnit);
if (z.paddingLeftSize)
z.el.css('paddingLeft', z.paddingLeftSize * percent /100 + z.paddingLeftUnit);
if (z.type == 'puff') {
if (window.ActiveXObject)
z.el.get(0).style.filter = "alpha(opacity=" + opacity*100 + ")";
z.el.get(0).style.opacity = opacity;
}
if (finish){
if (z.restore){
z.el.css(z.oldStyle);
}
if (z.type == 'shrink' || z.type == 'puff'){
z.el.css('display', 'none');
if (z.type == 'puff') {
if (window.ActiveXObject)
z.el.get(0).style.filter = "alpha(opacity=" + 100 + ")";
z.el.get(0).style.opacity = 1;
}
}else
z.el.css('display', 'block');
if (z.callback)
z.callback.apply(z.el.get(0));
jQuery.dequeue(z.el.get(0), 'interfaceFX');
}
};
};
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