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上传时间: 2019-04-14
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;(function($) { var methods = { init: function(settings) { return this.each(function() { var self = this, $this = $(self).empty(); self.opt = $.extend(true, {}, $.fn.raty.defaults, settings); $this.data(settings, self.opt); self.opt.number = methods.between(self.opt.number, 0, 20); if (self.opt.path.substring(self.opt.path.length - 1, self.opt.path.length) != /) { self.opt.path += /; } if (typeof self.opt.score == function) { self.opt.score = self.opt.score.call(self); } if (self.opt.score) { self.opt.score = methods.between(self.opt.score, 0, self.opt.number); } for (var i = 1; i <= self.opt.number; i++) { $(![]()
, { src : self.opt.path + ((!self.opt.score || self.opt.score < i) ? self.opt.starOff : self.opt.starOn), alt : i, title : (i <= self.opt.hints.length && self.opt.hints[i - 1] !== null) ? self.opt.hints[i - 1] : i }).appendTo(self); if (self.opt.space) { $this.append((i < self.opt.number) ? : ); } } self.stars = $this.children(img:not(".raty-cancel")); self.score = $(, { type: hidden, name: self.opt.scoreName }).appendTo(self); if (self.opt.score && self.opt.score > 0) { self.score.val(self.opt.score); methods.roundStar.call(self, self.opt.score); } if (self.opt.iconRange) { methods.fill.call(self, self.opt.score); } methods.setTarget.call(self, self.opt.score, self.opt.targetKeep); var space = self.opt.space ? 4 : 0, width = self.opt.width || (self.opt.number * self.opt.size + self.opt.number * space); if (self.opt.cancel) { self.cancel = $(![]()
, { src: self.opt.path + self.opt.cancelOff, alt: x, title: self.opt.cancelHint, class: raty-cancel }); if (self.opt.cancelPlace == left) { $this.prepend( ).prepend(self.cancel); } else { $this.append( ).append(self.cancel); } width += (self.opt.size + space); } if (self.opt.readOnly) { methods.fixHint.call(self); if (self.cancel) { self.cancel.hide(); } } else { $this.css(cursor, pointer); methods.bindAction.call(self); } $this.css(width, width); }); }, between: function(value, min, max) { return Math.min(Math.max(parseFloat(value), min), max); }, bindAction: function() { var self = this, $this = $(self); $this.mouseleave(function() { var score = self.score.val() || undefined; methods.initialize.call(self, score); methods.setTarget.call(self, score, self.opt.targetKeep); if (self.opt.mouseover) { self.opt.mouseover.call(self, score); } }); var action = self.opt.half ? mousemove : mouseover; if (self.opt.cancel) { self.cancel.mouseenter(function() { $(this).attr(src, self.opt.path + self.opt.cancelOn); self.stars.attr(src, self.opt.path + self.opt.starOff); methods.setTarget.call(self, null, true); if (self.opt.mouseover) { self.opt.mouseover.call(self, null); } }).mouseleave(function() { $(this).attr(src, self.opt.path + self.opt.cancelOff); if (self.opt.mouseover) { self.opt.mouseover.call(self, self.score.val() || null); } }).click(function(evt) { self.score.removeAttr(value); if (self.opt.click) { self.opt.click.call(self, null, evt); } }); } self.stars.bind(action, function(evt) { var value = parseInt(this.alt, 10); if (self.opt.half) { var position = parseFloat((evt.pageX - $(this).offset().left) / self.opt.size), diff = (position > .5) ? 1 : .5; value = parseFloat(this.alt) - 1 + diff; methods.fill.call(self, value); if (self.opt.precision) { value = value - diff + position; } methods.showHalf.call(self, value); } else { methods.fill.call(self, value); } $this.data(score, value); methods.setTarget.call(self, value, true); if (self.opt.mouseover) { self.opt.mouseover.call(self, value, evt); } }).click(function(evt) { self.score.val((self.opt.half || self.opt.precision) ? $this.data(score) : this.alt); if (self.opt.click) { self.opt.click.call(self, self.score.val(), evt); } }); }, cancel: function(isClick) { return $(this).each(function() { var self = this, $this = $(self); if ($this.data(readonly) === true) { return this; } if (isClick) { methods.click.call(self, null); } else { methods.score.call(self, null); } self.score.removeAttr(value); }); }, click: function(score) { return $(this).each(function() { if ($(this).data(readonly) === true) { return this; } methods.initialize.call(this, score); if (this.opt.click) { this.opt.click.call(this, score); } else { methods.error.call(this, you must add the "click: function(score, evt) { }" callback.); } methods.setTarget.call(this, score, true); }); }, error: function(message) { $(this).html(message); $.error(message); }, fill: function(score) { var self = this, number = self.stars.length, count = 0, $star , star , icon ; for (var i = 1; i <= number; i++) { $star = self.stars.eq(i - 1); if (self.opt.iconRange && self.opt.iconRange.length > count) { star = self.opt.iconRange[count]; if (self.opt.single) { icon = (i == score) ? (star.on || self.opt.starOn) : (star.off || self.opt.starOff); } else { icon = (i <= score) ? (star.on || self.opt.starOn) : (star.off || self.opt.starOff); } if (i <= star.range) { $star.attr(src, self.opt.path + icon); } if (i == star.range) { count++; } } else { if (self.opt.single) { icon = (i == score) ? self.opt.starOn : self.opt.starOff; } else { icon = (i <= score) ? self.opt.starOn : self.opt.starOff; } $star.attr(src, self.opt.path + icon); } } }, fixHint: function() { var $this = $(this), score = parseInt(this.score.val(), 10), hint = this.opt.noRatedMsg; if (!isNaN(score) && score > 0) { hint = (score <= this.opt.hints.length && this.opt.hints[score - 1] !== null) ? this.opt.hints[score - 1] : score; } $this.data(readonly, true).css(cursor, default).attr(title, hint); this.score.attr(readonly, readonly); this.stars.attr(title, hint); }, getScore: function() { var score = [], value ; $(this).each(function() { value = this.score.val(); score.push(value ? parseFloat(value) : undefined); }); return (score.length > 1) ? score : score[0]; }, readOnly: function(isReadOnly) { return this.each(function() { var $this = $(this); if ($this.data(readonly) === isReadOnly) { return this; } if (this.cancel) { if (isReadOnly) { this.cancel.hide(); } else { this.cancel.show(); } } if (isReadOnly) { $this.unbind(); $this.children(img).unbind(); methods.fixHint.call(this); } else { methods.bindAction.call(this); methods.unfixHint.call(this); } $this.data(readonly, isReadOnly); }); }, reload: function() { return methods.set.call(this, {}); }, roundStar: function(score) { var diff = (score - Math.floor(score)).toFixed(2); if (diff > this.opt.round.down) { var icon = this.opt.starOn; // Full up: [x.76 .. x.99] if (diff < this.opt.round.up && this.opt.halfShow) { // Half: [x.26 .. x.75] icon = this.opt.starHalf; } else if (diff < this.opt.round.full) { // Full down: [x.00 .. x.5] icon = this.opt.starOff; } this.stars.eq(Math.ceil(score) - 1).attr(src, this.opt.path + icon); } // Full down: [x.00 .. x.25] }, score: function() { return arguments.length ? methods.setScore.apply(this, arguments) : methods.getScore.call(this); }, set: function(settings) { this.each(function() { var $this = $(this), actual = $this.data(settings), clone = $this.clone().removeAttr(style).insertBefore($this); $this.remove(); clone.raty($.extend(actual, settings)); }); return $(this.selector); }, setScore: function(score) { return $(this).each(function() { if ($(this).data(readonly) === true) { return this; } methods.initialize.call(this, score); methods.setTarget.call(this, score, true); }); }, setTarget: function(value, isKeep) { if (this.opt.target) { var $target = $(this.opt.target); if ($target.length == 0) { methods.error.call(this, target selector invalid or missing!); } var score = value; if (!isKeep || score === undefined) { score = this.opt.targetText; } else { if (this.opt.targetType == hint) { score = (score === null && this.opt.cancel) ? this.opt.cancelHint : this.opt.hints[Math.ceil(score - 1)]; } else { score = this.opt.precision ? parseFloat(score).toFixed(1) : parseInt(score, 10); } } if (this.opt.targetFormat.indexOf({score}) < 0) { methods.error.call(this, template "{score}" missing!); } if (value !== null) { score = this.opt.targetFormat.toString().replace({score}, score); } if ($target.is(:input)) { $target.val(score); } else { $target.html(score); } } }, showHalf: function(score) { var diff = (score - Math.floor(score)).toFixed(1); if (diff > 0 && diff < .6) { this.stars.eq(Math.ceil(score) - 1).attr(src, this.opt.path + this.opt.starHalf); } }, initialize: function(score) { score = !score ? 0 : methods.between(score, 0, this.opt.number); methods.fill.call(this, score); if (score > 0) { if (this.opt.halfShow) { methods.roundStar.call(this, score); } this.score.val(score); } }, unfixHint: function() { for (var i = 0; i < this.opt.number; i++) { this.stars.eq(i).attr(title, (i < this.opt.hints.length && this.opt.hints[i] !== null) ? this.opt.hints[i] : i); } $(this).data(readonly, false).css(cursor, pointer).removeAttr(title); this.score.attr(readonly, readonly); } }; $.fn.raty = function(method) { if (methods[method]) { return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)); } else if (typeof method === object || !method) { return methods.init.apply(this, arguments); } else { $.error(Method + method + does not exist!); } }; $.fn.raty.defaults = { cancel : false, cancelHint : cancel this rating!, cancelOff : cancel-off.png, cancelOn : cancel-on.png, cancelPlace : left, click : undefined, half : false, halfShow : true, hints : [10, 20, 30, 40, 50, 60, 70, 80, 90, 100 ], iconRange : undefined, mouseover : undefined, noRatedMsg : not rated yet, number : 10, path : img/, precision : false, round : { down: .25, full: .6, up: .76 }, readOnly : false, score : undefined, scoreName : score, single : false, size : 16, space : true, starHalf : star-half.png, starOff : star-off.png, starOn : star-on.png, target : undefined, targetFormat : {score}, targetKeep : false, targetText : , targetType : hint, width : undefined }; })(jQuery);
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