/*! Nestoria Slider - v1.0.13 - 2015-07-16
* http://lokku.github.io/jquery-nstslider/
* Copyright (c) 2015 Lokku Ltd.; Licensed MIT */
!function(a){var b,c,d,e,f,g,h,i,j,k={setNakedBarDelta:function(a,b){if("stickToSides"===a)j={toEndWidth:b,toBeginLeft:0,toBeginWidth:b};else{if("middle"!==a)throw new Error("unknown position of setNakedBarDelta: "+a);j={toEndWidth:b/2,toBeginLeft:b/2,toBeginWidth:b/2}}},getSliderValuesAtPositionPx:function(a,b){var c,d,e=this,f=e.data("pixel_to_value_mapping");if("undefined"!=typeof f)c=f(a),d=f(b);else{var g=k.getSliderWidthPx.call(e)-e.data("left_grip_width");c=k.inverse_rangemap_0_to_n.call(e,a,g),d=k.inverse_rangemap_0_to_n.call(e,b,g)}return[c,d]},validateAndMoveGripsToPx:function(a,b){var c=this,d=k.getSliderWidthPx.call(c)-c.data("left_grip_width");if(d>=b&&a>=0&&d>=a&&(!c.data("has_right_grip")||b>=a)){var e=c.data("cur_min"),f=c.data("cur_max");k.set_position_from_px.call(c,a,b),k.refresh_grips_style.call(c),k.notify_changed_implicit.call(c,"drag_move",e,f)}return c},updateAriaAttributes:function(){var a=this,b=a.data("settings"),c=a.find(b.left_grip_selector);if(a.data("has_right_grip")){var d=a.find(b.right_grip_selector);c.attr("aria-valuemin",a.data("range_min")).attr("aria-valuenow",l.get_current_min_value.call(a)).attr("aria-valuemax",l.get_current_max_value.call(a)),d.attr("aria-valuemin",l.get_current_min_value.call(a)).attr("aria-valuenow",l.get_current_max_value.call(a)).attr("aria-valuemax",a.data("range_max"))}else c.attr("aria-valuemin",a.data("range_min")).attr("aria-valuenow",l.get_current_min_value.call(a)).attr("aria-valuemax",a.data("range_max"));return a},getSliderWidthPx:function(){var a=this;return Math.round(a.width())},getGripPositionPx:function(a){return parseInt(a.css("left").replace("px",""),10)},getLeftGripPositionPx:function(){var a=this,b=a.data("settings"),c=a.find(b.left_grip_selector);return k.getGripPositionPx.call(a,c)},getRightGripPositionPx:function(){var a=this,b=a.data("settings");if(a.data("has_right_grip"))return k.getGripPositionPx.call(a,a.find(b.right_grip_selector));var c=k.getSliderWidthPx.call(a)-a.data("left_grip_width");return k.rangemap_0_to_n.call(a,a.data("cur_max"),c)},getLeftGripWidth:function(){var a=this,b=a.data("settings"),c=a.find(b.left_grip_selector);return Math.round(c.outerWidth())},getRightGripWidth:function(){var a=this,b=a.data("settings"),c=a.find(b.right_grip_selector);return Math.round(c.outerWidth())},binarySearchValueToPxCompareFunc:function(b,c,d){return b===c[d]?0:b<c[d]&&0===d?0:c[d-1]<=b&&b<c[d]?0:b>c[d]?1:b<=c[d-1]?-1:void a.error("cannot compare s: "+b+" with a["+d+"]. a is: "+c.join(","))},binarySearch:function(a,b,c,d){for(var e,f,g=0,h=a.length-1;h>=g;){e=(g+h)/2|0,f=c(a,e);var i=d(b,a,e);if(i>0)g=e+1;else{if(!(0>i))return e;h=e-1}}return-1},haveLimits:function(){var a=this,b=a.data("lower-limit"),c=a.data("upper-limit"),d=!1;return"undefined"!=typeof b&&"undefined"!=typeof c&&(d=!0),d},refresh_grips_style:function(){var a=this,b=a.data("settings");if("undefined"!=typeof b.highlight){var c=a.data("highlightedRangeMin");if("undefined"!=typeof c){var d=a.find(b.left_grip_selector),e=a.find(b.right_grip_selector),f=a.data("highlightedRangeMax"),g=a.data("cur_min"),h=a.data("cur_max"),i=b.highlight.grip_class;c>g||g>f?d.removeClass(i):d.addClass(i),c>h||h>f?e.removeClass(i):e.addClass(i)}}},set_position_from_val:function(a,b){var c=this,d=c.data("range_min"),e=c.data("range_max");d>a&&(a=d),a>e&&(a=e),c.data("has_right_grip")?(b>e&&(b=e),d>b&&(b=d)):b=c.data("cur_max");var f=l.value_to_px.call(c,a),g=l.value_to_px.call(c,b);return k.set_handles_at_px.call(c,f,g),c.data("cur_min",a),c.data("has_right_grip")&&c.data("cur_max",b),c},set_position_from_px:function(a,b){var c=this;k.set_handles_at_px.call(c,a,b);var d=k.getSliderValuesAtPositionPx.call(c,a,b),e=d[0],f=d[1];return c.data("cur_min",e),c.data("has_right_grip")&&c.data("cur_max",f),c},set_handles_at_px:function(a,b){var c=this,d=c.data("settings"),e=d.left_grip_selector,f=d.right_grip_selector,g=d.value_bar_selector,h=c.data("left_grip_width");return c.find(e).css("left",a+"px"),c.find(f).css("left",b+"px"),c.data("has_right_grip")?c.find(g).css("left",a+"px").css("width",b-a+h+"px"):(j||k.populateNakedBarDeltas.call(c,a,b,h),b>a?c.find(g).css("left",a+"px").css("width",b-a+j.toEndWidth+"px"):c.find(g).css("left",b+j.toBeginLeft+"px").css("width",a-b+j.toBeginWidth+"px")),c},drag_start_func_touch:function(a,b,c,e,f){var g=this,h=a.originalEvent,i=h.touches[0],j=i.pageY,l=i.pageX,m=Math.abs(g.offset().top-j),n=g.offset().left,o=n-l,p=l-(n+g.width());m>b.touch_tolerance_value_bar_y||o>b.touch_tolerance_value_bar_x||p>b.touch_tolerance_value_bar_x||(h.preventDefault(),d=i.pageX,k.drag_start_func.call(g,i,b,c,e,f))},drag_start_func:function(d,f,g,h,i){var j=this;if(j.find(f.left_grip_selector+","+f.value_bar_selector+","+f.right_grip_selector).removeClass(f.animating_css_class),l.is_enabled.call(j)){var m=a(d.target),n=!1;if("object"==typeof f.highlight&&(n=m.is(f.highlight.panel_selector)),i!==!1||m.is(f.left_grip_selector)||m.is(f.right_grip_selector)||m.is(f.value_bar_selector)||n||m.is(j)){b=j;var o,p,q,r,s,t,u=k.getGripPositionPx.call(j,g),v=k.getSliderWidthPx.call(j)-j.data("left_grip_width"),w=g.offset().left,x=k.getRightGripPositionPx.call(j);p=Math.round(d.pageX)-j.data("left_grip_width")/2,q=Math.abs(w-p),s=p-w,j.data("has_right_grip")?(o=h.offset().left,r=Math.abs(o-p),t=p-o):(r=2*q,t=2*s),f.user_drag_start_callback.call(j,d),q===r?w>p?(u+=s,e=!0):(x+=t,e=!1):r>q?(u+=s,e=!0):(x+=t,e=!1),j.data("has_right_grip")?x>v&&(x=v):u>v&&(u=v),0>u&&(u=0),c=!0;var y=j.data("cur_min"),z=j.data("cur_max");k.set_position_from_px.call(j,u,x),k.refresh_grips_style.call(j),k.notify_changed_implicit.call(j,"drag_start",y,z),"[object Touch]"!==Object.prototype.toString.apply(d)&&d.preventDefault()}}},drag_move_func_touch:function(a){if(c===!0){var b=a.originalEvent;b.preventDefault();var d=b.touches[0];k.drag_move_func(d)}},drag_move_func:function(a){if(c){var f=b,g=f.data("settings"),h=k.getSliderWidthPx.call(f)-f.data("left_grip_width"),i=k.getLeftGripPositionPx.call(f),j=k.getRightGripPositionPx.call(f),l=Math.round(a.pageX),m=l-d,n=f.data("left_grip_width")/2,o=f.offset().left+f.data("left_grip_width")-n,p=o+h;g.crossable_handles===!1&&f.data("has_right_grip")&&(e?p=o+j:o+=i);var q=0,r=0;o>l&&(q=1,r=0),l>p&&(r=1,q=0),g.crossable_handles===!0&&f.data("has_right_grip")&&(e?h>=j&&i+m>j&&(e=!1,i=j):i>=0&&i>j+m&&(e=!0,j=i));var s=i,t=j;(m>0&&!q||0>m&&!r)&&(e?s+=m:t+=m),k.validateAndMoveGripsToPx.call(f,s,t),d=l,"[object Touch]"!==Object.prototype.toString.apply(a)&&a.preventDefault()}},drag_end_func_touch:function(a){var b=a.originalEvent;b.preventDefault();var c=b.touches[0];k.drag_end_func(c)},drag_end_func:function(){var a=b;if("undefined"!=typeof a){c=!1,d=void 0,k.notify_mouse_up_implicit.call(a,e),b=void 0;var f=a.data("settings");a.find(f.left_grip_selector+","+f.value_bar_selector+","+f.right_grip_selector).addClass(f.animating_css_class)}},get_rounding_for_value:function(a){var b=this,c=b.data("rounding"),d=b.data("rounding_ranges");if("object"==typeof d){var e=k.binarySearch.call(b,d,a,function(a,b){return a[b].range},function(a,b,c){return a<b[c].range?c>0?a>=b[c-1].range?0:-1:0:1});if(c=1,e>-1)c=parseInt(d[e].value,10);else{var f=d.length-1;a>=d[f].range&&(c=d[f].value)}}return c},notify_mouse_up_implicit:function(a){var b=this,c=l.get_current_min_value.call(b),d=l.get_current_max_value.call(b),e=!1;(b.data("beforestart_min")!==c||b.data("beforestart_max")!==d)&&(e=!0,b.data("beforestart_min",c),b.data("beforestart_max",d));var f=b.data("settings");return f.user_mouseup_callback.call(b,l.get_current_min_value.call(b),l.get_current_max_value.call(b),a,e),b},notify_changed_implicit:function(a,b,c){var d=this,e=!1;("init"===a||"refresh"===a)&&(e=!0);var f=l.get_current_min_value.call(d),g=l.get_current_max_value.call(d);return e||(b=l.round_value_according_to_rounding.call(d,b),c=l.round_value_according_to_rounding.call(d,c)),(e||f!==b||g!==c)&&(k.notify_changed_explicit.call(d,a,b,c,f,g),e=1),e},notify_changed_explicit:function(a,b,c,d,e){var f=this,g=f.data("settings");return f.data("aria_enabled")&&k.updateAriaAttributes.call(f),g.value_changed_callback.call(f,a,d,e,b,c),f},validate_params:function(b){var c=this,d=c.data("range_min"),e=c.data("range_max"),f=c.data("cur_min"),g=c.data("lower-limit"),h=c.data("upper-limit"),i=k.haveLimits.call(c);"undefined"==typeof d&&a.error("the data-range_min attribute was not defined"),"undefined"==typeof e&&a.error("the data-range_max attribute was not defined"),"undefined"==typeof f&&a.error("the data-cur_min attribute must be defined"),d>e&&a.error("Invalid input parameter. must be min < max"),i&&g>h&&a.error("Invalid data-lower-limit or data-upper-limit"),0===c.find(b.left_grip_selector).length&&a.error("Cannot find element pointed by left_grip_selector: "+b.left_grip_selector),"undefined"!=typeof b.right_grip_selector&&0===c.find(b.right_grip_selector).length&&a.error("Cannot find element pointed by right_grip_selector: "+b.right_grip_selector),"undefined"!=typeof b.value_bar_selector&&0===c.find(b.value_bar_selector).length&&a.error("Cannot find element pointed by value_bar_selector"+b.value_bar_selector)},rangemap_0_to_n:function(a,b){var c=this,d=c.data("range_min"),e=c.data("range_max");return d>=a?0:a>=e?b:Math.floor((b*a-b*d)/(e-d))},inverse_rangemap_0_to_n:function(a,b){var c=this,d=c.data("range_min"),e=c.data("range_max");if(0>=a)return d;if(a>=b)return e;var f=(e-d)*a/b;return f+d}},l={teardown:function(){var b=this;return b.removeData(),a(document).unbind("mousemove.nstSlider").unbind("mouseup.nstSlider"),b.parent().unbind("mousedown.nstSlider").unbind("touchstart.nstSlider").unbind("touchmove.nstSlider").unbind("touchend.nstSlider"),b.unbind("keydown.nstSlider").unbind("keyup.nstSlider"),b},init:function(b){var c=a.extend({animating_css_class:"nst-animating",touch_tolerance_value_bar_y:30,touch_tolerance_value_bar_x:15,left_grip_selector:".nst-slider-grip-left",right_grip_selector:void 0,highlight:void 0,rounding:void 0,value_bar_selector:void 0,crossable_handles:!0,value_changed_callback:function(){},user_mouseup_callback:function(){},user_drag_start_callback:function(){}},b),d=a(document);return d.unbind("mouseup.nstSlider"),d.unbind("mousemove.nstSlider"),d.bind("mousemove.nstSlider",k.drag_move_func),d.bind("mouseup.nstSlider",k.drag_end_func),this.each(function(){var b=a(this),d=b.parent();b.data("enabled",!0);var j=b.data("range_min"),m=b.data("range_max"),n=b.data("cur_min"),o=b.data("cur_max");"undefined"==typeof o&&(o=n),""===j&&(j=0),""===m&&(m=0),""===n&&(n=0),""===o&&(o=0),b.data("range_min",j),b.data("range_max",m),b.data("cur_min",n),b.data("cur_max",o),k.validate_params.call(b,c),b.data("settings",c),"undefined"!=typeof c.rounding?l.set_rounding.call(b,c.rounding):"undefined"!=typeof b.data("rounding")?l.set_rounding.call(b,b.data("rounding")):l.set_rounding.call(b,1);var p=b.find(c.left_grip_selector)[0],q=a(p),r=a(b.find(c.right_grip_selector)[0]);"undefined"==typeof q.attr("tabindex")&&q.attr("tabindex",0);var s=!1;b.find(c.right_grip_selector).length>0&&(s=!0,"undefined"==typeof r.attr("tabindex")&&r.attr("tabindex",0)),b.data("has_right_grip",s),b.data("aria_enabled")===!0&&(q.attr("role","slider").attr("aria-disabled","false"),s&&r.attr("role","slider").attr("aria-disabled","false")),b.bind("keyup.nstSlider",function(a){if(b.data("enabled")){switch(a.which){case 37:case 38:case 39:case 40:if(f===h){var c,d,j,m=k.getSliderWidthPx.call(b);if(0>g-i){for(d=i;m>=d;d++)if(c=l.round_value_according_to_rounding.call(b,k.getSliderValuesAtPositionPx.call(b,d,d)[1]),c!==h){j=d;break}}else for(d=i;d>=0;d--)if(c=l.round_value_according_to_rounding.call(b,k.getSliderValuesAtPositionPx.call(b,d,d)[1]),c!==h){j=d;break}e?k.validateAndMoveGripsToPx.call(b,j,k.getRightGripPositionPx.call(b)):k.validateAndMoveGripsToPx.call(b,k.getLeftGripPositionPx.call(b),j),k.notify_mouse_up_implicit.call(b,e)}}f=void 0,g=void 0,h=void 0,i=void 0}}),b.bind("keydown.nstSlider",function(a){if(b.data("enabled")){var c=function(a,c){var d=k.getLeftGripPositionPx.call(b),j=k.getRightGripPositionPx.call(b);switch("undefined"==typeof f&&(g=e?d:j,f=e?l.get_current_min_value.call(b):l.get_current_max_value.call(b)),c.which){case 37:case 40:e?d--:j--,c.preventDefault();break;case 38:case 39:e?d++:j++,c.preventDefault()}i=e?d:j,k.validateAndMoveGripsToPx.call(b,d,j),h=e?l.get_current_min_value.call(b):l.get_current_max_value.call(b)};s&&b.find(":focus").is(r)?(e=!1,c.call(b,r,a)):(e=!0,c.call(b,q,a))}});var t=k.getLeftGripWidth.call(b),u=s?k.getRightGripWidth.call(b):t;if(b.data("left_grip_width",t),b.data("right_grip_width",u),b.data("value_bar_selector",c.value_bar_selector),!s){var v=o===m||o===j;k.setNakedBarDelta.call(b,v?"stickToSides":"middle",t)}j===m||n===o?l.set_range.call(b,j,m):k.set_position_from_val.call(b,b.data("cur_min"),b.data("cur_max")),k.notify_changed_implicit.call(b,"init"),b.data("beforestart_min",l.get_current_min_value.call(b)),b.data("beforestart_max",l.get_current_max_value.call(b)),b.bind("mousedown.nstSlider",function(a){k.drag_start_func.call(b,a,c,q,r,!1)}),d.bind("touchstart.nstSlider",function(a){k.drag_start_func_touch.call(b,a,c,q,r,!0)}),d.bind("touchend.nstSlider",function(a){k.drag_end_func_touch.call(b,a)}),d.bind("touchmove.nstSlider",function(a){k.drag_move_func_touch.call(b,a)});var w=b.data("histogram");"undefined"!=typeof w&&l.set_step_histogram.call(b,w)})},get_range_min:function(){var a=this;return a.data("range_min")},get_range_max:function(){var a=this;return a.data("range_max")},get_current_min_value:function(){var b,c=a(this),d=l.get_range_min.call(c),e=l.get_range_max.call(c),f=c.data("cur_min");if(b=d>=f?d:l.round_value_according_to_rounding.call(c,f),k.haveLimits.call(c)){if(d>=b)return c.data("lower-limit");if(b>=e)return c.data("upper-limit")}else{if(d>=b)return d;if(b>=e)return e}return b},get_current_max_value:function(){var b,c=a(this),d=l.get_range_min.call(c),e=l.get_range_max.call(c),f=c.data("cur_max");if(b=f>=e?e:l.round_value_according_to_rounding.call(c,f),k.haveLimits.call(c)){if(b>=e)return c.data("upper-limit");if(d>=b)return c.data("lower-limit")}else{if(b>=e)return e;if(d>=b)return d}return b},is_handle_to_left_extreme:function(){var a=this;return k.haveLimits.call(a)?a.data("lower-limit")===l.get_current_min_value.call(a):l.get_range_min.call(a)===l.get_current_min_value.call(a)},is_handle_to_right_extreme:function(){var a=this;return k.haveLimits.call(a)?a.data("upper-limit")===l.get_current_max_value.call(a):l.get_range_max.call(a)===l.get_current_max_value.call(a)},refresh:function(){var a=this,b=a.data("last_step_histogram");"undefined"!=typeof b&&l.set_step_histogram.call(a,b),k.set_position_from_val.call(a,l.get_current_min_value.call(a),l.get_current_max_value.call(a));var c=a.data("highlightedRangeMin");if("number"==typeof c){var d=a.data("highlightedRangeMax");l.highlight_range.call(a,c,d)}return k.notify_changed_implicit.call(a,"refresh"),a},disable:function(){var a=this,b=a.data("settings");return a.data("enabled",!1).find(b.left_grip_selector).attr("aria-disabled","true").end().find(b.right_grip_selector).attr("aria-disabled","true"),a},enable:function(){var a=this,b=a.data("settings");return a.data("enabled",!0).find(b.left_grip_selector).attr("aria-disabled","false").end().find(b.right_grip_selector).attr("aria-disabled","false"),a},is_enabled:function(){var a=this;return a.data("enabled")},set_position:function(a,b){var c=this,d=c.data("cur_min"),e=c.data("cur_max");a>b?k.set_position_from_val.call(c,b,a):k.set_position_from_val.call(c,a,b),k.refresh_grips_style.call(c),k.notify_changed_implicit.call(c,"set_position",d,e),c.data("beforestart_min",a),c.data("beforestart_max",b)},set_step_histogram:function(b){var c=this;c.data("last_step_histogram",b),"undefined"==typeof b&&(a.error("got an undefined histogram in set_step_histogram"),k.unset_step_histogram.call(c));var d=k.getSliderWidthPx.call(c)-c.data("left_grip_width"),e=b.length;if(!(0>=d)){var f,g=0;for(f=0;e>f;f++)g+=b[f];if(0===g)return l.unset_step_histogram.call(c),c;var h=parseFloat(g)/d;for(f=0;e>f;f++)b[f]=b[f]/h;var i=[b[0]];for(f=1;e>f;f++){var j=i[f-1]+b[f];i.push(j)}i.push(d);for(var m=[c.data("range_min")],n=0,o=m[0],p=0;d>=n;){var q=parseInt(i.shift(),10),r=k.inverse_rangemap_0_to_n.call(c,p+1,e+1);p++;var s=q-n,t=r-o;for(f=n;q>f;f++){var u=o+t*(f-n+1)/s;m.push(u),n++,o=u}if(n===d)break}m[m.length-1]=c.data("range_max");var v=function(a){return m[parseInt(a,10)]},w=function(a){var b=k.binarySearch.call(c,m,a,function(a,b){return a[b]},k.binarySearchValueToPxCompareFunc);return m[b]===a?b:Math.abs(m[b-1]-a)<Math.abs(m[b]-a)?b-1:b};return c.data("pixel_to_value_mapping",v),c.data("value_to_pixel_mapping",w),c}},unset_step_histogram:function(){var a=this;return a.removeData("pixel_to_value_mapping"),a.removeData("value_to_pixel_mapping"),a.removeData("last_step_histogram"),a},set_range:function(a,b){var c=this,d=l.get_current_min_value.call(c),e=l.get_current_max_value.call(c);return c.data("range_min",a),c.data("range_max",b),k.set_position_from_val.call(c,d,e),k.notify_changed_implicit.call(c,"set_range",d,e),c},highlight_range:function(b,c){var d=this,e=d.data("settings");"undefined"==typeof e.highlight&&a.error('you cannot call highlight_range if you haven\' specified the "highlight" parameter in construction!'),b||(b=0),c||(c=0);var f=l.value_to_px.call(d,b),g=l.value_to_px.call(d,c),h=g-f+d.data("left_grip_width"),i=d.find(e.highlight.panel_selector);return i.css("left",f+"px"),i.css("width",h+"px"),d.data("highlightedRangeMin",b),d.data("highlightedRangeMax",c),k.refresh_grips_style.call(d),d},set_rounding:function(b){var c=this;"string"==typeof b&&b.indexOf("{")>-1&&(b=a.parseJSON(b)),c.data("rounding",b);var d=[];if("object"==typeof b){var e;for(e in b)if(b.hasOwnProperty(e)){var f=b[e];d.push({range:f,value:e})}d.sort(function(a,b){return a.range-b.range}),c.data("rounding_ranges",d)}else c.removeData("rounding_ranges");return c},get_rounding:function(){var a=this;return a.data("rounding")},round_value_according_to_rounding:function(b){var c=this,d=k.get_rounding_for_value.call(c,b);if(d>0){var e=b/d,f=parseInt(e,10),g=e-f;g>.5&&f++;var h=f*d;return h}return a.error("rounding must be > 0, got "+d+" instead"),b},value_to_px:function(a){var b=this,c=b.data("value_to_pixel_mapping");if("undefined"!=typeof c)return c(a);var d=k.getSliderWidthPx.call(b)-b.data("left_grip_width");return k.rangemap_0_to_n.call(b,a,d)}},m="nstSlider";a.fn[m]=function(b){if(l[b]){if(this.data("initialized")===!0)return l[b].apply(this,Array.prototype.slice.call(arguments,1));throw new Error("method "+b+" called on an uninitialized instance of "+m)}return"object"!=typeof b&&b?void a.error("Cannot call method "+b):(this.data("initialized",!0),l.init.apply(this,arguments))}}(jQuery);