initial commit

bin.shen

2016-12-05 a4c9331bbfe3e8765ccdc1c54cc6931bac49cc82

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/**
 * @author Roger Wu
 */
(function($){
    $.extend($.fn, {
        jBlindUp: function(options){
            var op = $.extend({duration: 500, easing: "swing", call: function(){}}, options);
            return this.each(function(){
                var $this = $(this);
                $(this).animate({height: 0}, {
                    step: function(){},
                    duration: op.duration,
                    easing: op.easing,
                    complete: function(){ 
                        $this.css({display: "none"});
                        op.call();
                    }
                });
            });
        },
        jBlindDown: function(options){
            var op = $.extend({to:0, duration: 500,easing: "swing",call: function(){}}, options);
            return this.each(function(){
                var $this = $(this);
                var    fixedPanelHeight = (op.to > 0)?op.to:$.effect.getDimensions($this[0]).height;
                $this.animate({height: fixedPanelHeight}, {
                    step: function(){},
                    duration: op.duration,
                    easing: op.easing,
                    complete: function(){ 
                    $this.css({display: ""});
                    op.call(); }
                });
            });
        },
        jSlideUp:function(options) {
            var op = $.extend({to:0, duration: 500,easing: "swing",call: function(){}}, options);
            return this.each(function(){
                var $this = $(this);
                $this.wrapInner("<div></div>");
                var    fixedHeight = (op.to > 0)?op.to:$.effect.getDimensions($(">div",$this)[0]).height;
                $this.css({overflow:"visible",position:"relative"});
                $(">div",$this).css({position:"relative"}).animate({top: -fixedHeight}, {
                    easing: op.easing,
                    duration: op.duration,
                    complete:function(){$this.html($(this).html());}
                });
                
            });
        },
        jSlideDown:function(options) {
            var op = $.extend({to:0, duration: 500,easing: "swing",call: function(){}}, options);
            return this.each(function(){
                var $this = $(this);
                var    fixedHeight = (op.to > 0)?op.to:$.effect.getDimensions($this[0]).height;
                $this.wrapInner("<div style=\"top:-" + fixedHeight + "px;\"></div>");
                $this.css({overflow:"visible",position:"relative", height:"0px"})
                .animate({height: fixedHeight}, {
                    duration: op.duration,
                    easing: op.easing,
                    complete: function(){  $this.css({display: "", overflow:""}); op.call(); }
                });
                $(">div",$this).css({position:"relative"}).animate({top: 0}, {
                    easing: op.easing,
                    duration: op.duration,
                    complete:function(){$this.html($(this).html());}
                });
            });
        }
    });
    $.effect = {
        getDimensions: function(element, displayElement){
            var dimensions = new $.effect.Rectangle;
            var displayOrig = $(element).css('display');
            var visibilityOrig = $(element).css('visibility');
            var isZero = $(element).height()==0?true:false;
            if ($(element).is(":hidden")) {
                $(element).css({visibility: 'hidden', display: 'block'});
                if(isZero)$(element).css("height","");
                if ($.browser.opera)
                    refElement.focus();
            }
            dimensions.height = $(element).outerHeight();
            dimensions.width = $(element).outerWidth();
            if (displayOrig == 'none'){
                $(element).css({visibility: visibilityOrig, display: 'none'});
                if(isZero) if(isZero)$(element).css("height","0px");
            }
            return dimensions;
        }
    }
    $.effect.Rectangle = function(){
        this.width = 0;
        this.height = 0;
        this.unit = "px";
    }
})(jQuery);