/*!
 * liimeBar (demo version) - for jQuery 
 * www.Liime.net/projects/liimeBar/demo.php
 *
 * Copyright 2011, Andy Marshall
 * http://codecanyon.net/wiki/buying/howto-buying/licensing/
 *
 * Version: 1.0.0 (21 Sep 2011)
 *
 * Requires jQuery Mousewheel plugin
 * http://plugins.jquery.com/project/mousewheel
 */
(function ($) {
    $.fn.liimeBar = function () {
        var d = {
            hideBar: false,
            hideButton: false,
            scrollSpeed: 20,
            barColour: '#000000',
            barOpacity: 0.2,
            buttonColour: '#000000',
            buttonOpacity: 0.3,
            loopCheck: false
        };
        var e = false;
        var f;
        var g = false;
        var h = false;
        var i = 10;
        if (!(window.innerHeight)) {
            window.innerHeight = document.documentElement.clientHeight;
            e = true
        }
        var j = window.innerHeight;
        constructScrollers();
        if (d.loopCheck) {
            checkHeight()
        }
        function checkHeight() {
            if (j < $('body')[0].scrollHeight) {
                f = $('#liimeBar_wrapper').height();
                $('#liimeBar_bar').height(j - 20);
                $('#liimeBar_button').height(((j - 20) / f) * j)
            }
            setTimeout(checkHeight, 500)
        }
        function constructScrollers() {
            if (j < $('body')[0].scrollHeight) {
                var a = $('body').html();
                $('body').html('').prepend('<div id="liimeBar_bar"></div><div id="liimeBar_button"></div><div id="liimeBar_wrapper">' + a + '</div>').css({
                    'overflow': 'hidden'
                });
                f = $('#liimeBar_wrapper').height();
                $('#liimeBar_button').css({
                    opacity: d.buttonOpacity,
                    'background': d.buttonColour
                }).height(((j - 20) / f) * j);
                $('#liimeBar_bar').height(j - 20);
                if (!d.hideBar) {
                    $('#liimeBar_bar').css({
                        opacity: d.barOpacity,
                        'background': d.barColour
                    })
                }
            }
        }
        if (d.hideButton) {
            $('#liimeBar_button').hide()
        }
        $('#liimeBar_button').mousedown(function (c) {
            if (c.preventDefault) {
                c.preventDefault()
            }
            onMove = (((i * -1) / f) * (j - 20)) * -1 + c.pageY;
            scrollBarHeight = $('#liimeBar_button').height();
            $(document).unbind('mouseup').mousemove(function (a) {
                if (a.pageY - onMove + 10 >= 10 && a.pageY - onMove + 20 + scrollBarHeight <= j) {
                    var b = a.pageY - onMove + 10;
                    $('#liimeBar_button').css({
                        'top': b
                    });
                    i = ((b - 10) / (j - 20)) * f * -1;
                    $('#liimeBar_wrapper').css({
                        'top': i
                    })
                } else if (a.pageY - onMove + 20 + scrollBarHeight > j) {
                    var b = j - scrollBarHeight - 10;
                    $('#liimeBar_button').css({
                        'top': b
                    });
                    $('#liimeBar_wrapper').css({
                        'top': window.innerHeight - f
                    })
                } else if (a.pageY - onMove + 10 < 10) {
                    $('#liimeBar_button').css({
                        'top': 10
                    });
                    $('#liimeBar_wrapper').css({
                        'top': 0
                    })
                }
            }).mouseup(function () {
                $(document).unbind('mousemove').unbind('mouseup');
                h = setTimeout(hideScroller, 600)
            })
        });
        $('html').mousewheel(function (a, b) {
            if (!g) {
                clearTimeout(h);
                h = setTimeout(hideScroller, 500);
                $('#liimeBar_button').fadeIn(150)
            }
            b *= d.scrollSpeed;
            if (i + b <= 0 && i + b >= window.innerHeight - f) {
                i += b;
                $('#liimeBar_wrapper').css({
                    'top': i
                });
                $('#liimeBar_button').css({
                    'top': (((i * -1) / f) * (j - 20) + 10) < (j - 20) ? ((i * -1) / f) * (j - 20) + 10 : j - 20
                })
            } else if (i + b < window.innerHeight - f) {
                $('#liimeBar_wrapper').css({
                    'top': window.innerHeight - f
                });
                $('#liimeBar_button').css({
                    'top': j - 10 - $('#liimeBar_button').height()
                })
            } else if (i + b > 0) {
                $('#liimeBar_wrapper').css({
                    'top': 0
                });
                $('#liimeBar_button').css({
                    'top': 10
                })
            }
        });
        $(window).resize(function () {
            if (e) {
                window.innerHeight = document.body.clientHeight
            }
            if (window.innerHeight > j && (f + i) < window.innerHeight) {
                i -= (f + i) - window.innerHeight;
                $('#liimeBar_wrapper').css({
                    'top': i
                })
            }
            j = window.innerHeight;
            $('#liimeBar_button').css({
                'top': ((i * -1) / f) * (j - 20) + 10
            });
            $('#liimeBar_bar').height(j - 20);
            $('#liimeBar_button').height(((j - 20) / f) * j)
        });
        $('#liimeBar_bar').mouseover(function (a) {
            $('#liimeBar_button').fadeIn(150);
            g = true;
            clearTimeout(h)
        }).mouseout(function (a) {
            h = setTimeout(hideScroller, 600);
            g = false
        });

        function hideScroller() {
            if (!($(document).data('events')) && !g && d.hideButton) {
                $('#liimeBar_button').stop().fadeOut(250)
            }
        }
        function validateHex(a, b, c) {
            if (b.match('^#(?:[0-9a-fA-F]{3}){1,2}$')) {
                c.css({
                    'background': b
                });
                a.removeClass('error')
            } else {
                a.addClass('error')
            }
        }
        function validateOpacity(a, b, c) {
            if (b > 0 && b <= 1) {
                c.css({
                    opacity: b
                });
                a.removeClass('error')
            } else {
                a.addClass('error')
            }
        }
        $('input[name=showBar]').click(function () {
            var a = $('input[name=barOpac]').attr('disabled');
            if (a !== 'disabled') {
                $('input[name=barOpac],input[name=barColour]').attr({
                    'disabled': ''
                })
            } else {
                $('input[name=barOpac],input[name=barColour]').removeAttr('disabled')
            }
        });
        $('form[name="Options"]').submit(function (a) {
            a.preventDefault();
            validateOpacity($('input[name=barOpac]'), $('input[name=barOpac]').val(), $('#liimeBar_bar'));
            validateHex($('input[name=barColour]'), $('input[name=barColour]').val(), $('#liimeBar_bar'));
            validateOpacity($('input[name=btnOpac]'), $('input[name=btnOpac]').val(), $('#liimeBar_button'));
            validateHex($('input[name=btnColour]'), $('input[name=btnColour]').val(), $('#liimeBar_button'));
            if ($('input[name=btnFade]').is(':checked')) {
                d.hideButton = true;
                hideScroller()
            } else {
                d.hideButton = false;
                $('#liimeBar_button').show()
            }
            if ($('input[name=showBar]').is(':checked')) {
                validateOpacity($('input[name=barOpac]'), $('input[name=barOpac]').val(), $('#liimeBar_bar'))
            } else {
                $('#liimeBar_bar').css({
                    'background': ''
                })
            }
            var b = $('input[name=scrollSpeed]').val();
            if (b >= 1 && b <= 50) {
                d.scrollSpeed = b;
                $('input[name=scrollSpeed]').removeClass('error')
            } else {
                $('input[name=scrollSpeed]').addClass('error')
            }
        })
    }
})(jQuery);