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\"value\",\n PERCENT: \"percent\",\n CHUNK: \"chunk\"\n },\n CHANGE = \"change\",\n COMPLETE = \"complete\",\n BOOLEAN = \"boolean\",\n math = Math,\n extend = $.extend,\n HUNDREDPERCENT = 100,\n DEFAULTANIMATIONDURATION = 400,\n PRECISION = 3,\n templates = {\n progressStatus: \"\",\n announceElement: ''\n };\n\n var ProgressBar = Widget.extend({\n init: function(element, options) {\n var that = this;\n\n Widget.fn.init.call(this, element, options);\n\n options = that.options;\n\n that._progressProperty = (options.orientation === HORIZONTAL) ? \"width\" : \"height\";\n\n that._fields();\n\n options.value = that._validateValue(options.value);\n\n that._validateType(options.type);\n\n that._wrapper();\n\n if (options.ariaRole) {\n that._aria();\n }\n\n that._progressAnimation();\n\n if ((options.value !== options.min) && (options.value !== false)) {\n that._updateProgress();\n }\n },\n\n setOptions: function(options) {\n var that = this,\n wrapper = that.wrapper;\n\n 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wrapper.attr(\"aria-labelledby\", options.labelId);\n } else if (!!options.label) {\n wrapper.attr(\"aria-label\", options.label);\n }\n\n that.announce = $(templates.announceElement);\n that.announce.appendTo($(\"body\"));\n\n if (options.value !== false) {\n wrapper.attr(\"aria-valuenow\", options.value);\n\n that.announce.text(that._calculatePercentage().toFixed() + \"%\");\n }\n },\n\n _fields: function() {\n var that = this;\n\n that._isStarted = false;\n\n that.progressWrapper = that.progressStatus = $();\n },\n\n _validateType: function(currentType) {\n var isValid = false;\n\n $.each(PROGRESSTYPE, function(k, type) {\n if (type === currentType) {\n isValid = true;\n return false;\n }\n });\n\n if (!isValid) {\n throw new Error(kendo.format(\"Invalid ProgressBar type '{0}'\", currentType));\n }\n },\n\n _wrapper: function() {\n var that = this;\n var container = that.wrapper = that.element;\n var options = that.options;\n var orientation = options.orientation;\n var initialValue = (options.value !== false) ? options.value : options.min;\n\n container.addClass(\"k-widget \" + KPROGRESSBAR);\n\n container.addClass(KPROGRESSBAR + \"-\" + ((orientation === HORIZONTAL) ? HORIZONTAL : VERTICAL));\n\n if (options.enable === false) {\n container.addClass(STATEDISABLED);\n }\n\n if (options.reverse) {\n container.addClass(KPROGRESSBARREVERSE);\n }\n\n if (options.value === false) {\n container.addClass(KPROGRESSBARINDETERMINATE);\n }\n\n if (options.type === PROGRESSTYPE.CHUNK) {\n that._addChunkProgressWrapper();\n } else {\n if (options.showStatus) {\n that.progressStatus = that.wrapper.prepend(templates.progressStatus)\n .find(\".\" + KPROGRESSSTATUS);\n\n if (options.type === PROGRESSTYPE.VALUE) {\n that.progressStatus.text(initialValue);\n } else {\n that.progressStatus.text(that._calculatePercentage(initialValue).toFixed() + \"%\");\n }\n }\n }\n },\n\n value: function(value) {\n return this._value(value);\n },\n\n _value: function(value) {\n var that = this;\n var options = that.options;\n var validated;\n\n if (value === undefined$1) {\n return options.value;\n } else {\n if (typeof value !== BOOLEAN) {\n value = that._roundValue(value);\n\n if (!isNaN(value)) {\n validated = that._validateValue(value);\n\n if (validated !== options.value) {\n that.wrapper.removeClass(KPROGRESSBARINDETERMINATE);\n\n options.value = validated;\n\n that._isStarted = true;\n\n that._updateProgress();\n }\n }\n } else if (!value) {\n that.wrapper.addClass(KPROGRESSBARINDETERMINATE);\n that.wrapper.removeAttr(\"aria-valuenow\");\n options.value = false;\n\n if (that.announce) {\n that.announce.text(\"\");\n }\n }\n }\n },\n\n _roundValue: function(value) {\n value = parseFloat(value);\n\n var power = math.pow(10, PRECISION);\n\n return kendo._round(value * power) / power;\n },\n\n _validateValue: function(value) {\n var that = this;\n var options = that.options;\n\n if (value !== false) {\n if (value <= options.min || value === true) {\n return options.min;\n } else if (value >= options.max) {\n return options.max;\n }\n } else if (value === false) {\n return false;\n }\n\n if (isNaN(that._roundValue(value))) {\n return options.min;\n }\n\n return value;\n },\n\n _updateProgress: function() {\n var that = this;\n var options = that.options;\n var percentage = that._calculatePercentage();\n\n if (options.type === PROGRESSTYPE.CHUNK) {\n that._updateChunks(percentage);\n that._onProgressUpdateAlways(options.value);\n } else {\n that._updateProgressWrapper(percentage);\n }\n\n if (options.ariaRole) {\n that.wrapper.attr(\"aria-valuenow\", that.options.value);\n\n if (that.announce) {\n that.announce.text(percentage.toFixed() + \"%\");\n }\n }\n },\n\n _updateChunks: function(percentage) {\n var that = this;\n var options = that.options;\n var chunkCount = options.chunkCount;\n var percentagesPerChunk = parseInt((HUNDREDPERCENT / chunkCount) * 100, 10) / 100;\n var percentageParsed = parseInt(percentage * 100, 10) / 100;\n var completedChunksCount = math.floor(percentageParsed / percentagesPerChunk);\n var completedChunks;\n\n if ((options.orientation === HORIZONTAL && !(options.reverse)) ||\n (options.orientation === VERTICAL && options.reverse)) {\n completedChunks = that.wrapper.find(\"li.k-item\").slice(0, completedChunksCount);\n } else if (completedChunksCount === 0) {\n completedChunks = kendo.jQuery();\n } else {\n completedChunks = that.wrapper.find(\"li.k-item\").slice(completedChunksCount * -1);\n }\n\n that.wrapper.find(\".\" + KCOMPLETEDCHUNK)\n .removeClass(KCOMPLETEDCHUNK);\n\n completedChunks.addClass(KCOMPLETEDCHUNK);\n },\n\n _updateProgressWrapper: function(percentage) {\n var that = this;\n var options = that.options;\n var progressWrapper = that.wrapper.find(\".\" + KPROGRESSWRAPPER);\n var animationDuration = that._isStarted ? that._animation.duration : 0;\n var animationCssOptions = { };\n\n if (progressWrapper.length === 0) {\n that._addRegularProgressWrapper();\n }\n\n animationCssOptions[that._progressProperty] = percentage + \"%\";\n that.progressWrapper.animate(animationCssOptions, {\n duration: animationDuration,\n start: that._onProgressAnimateStart.bind(that),\n progress: that._onProgressAnimate.bind(that),\n complete: that._onProgressAnimateComplete.bind(that, options.value),\n always: that._onProgressUpdateAlways.bind(that, options.value)\n });\n },\n\n _onProgressAnimateStart: function() {\n this.progressWrapper.show();\n },\n\n _onProgressAnimate: function(e) {\n var that = this;\n var options = that.options;\n var progressInPercent = parseFloat(e.elem.style[that._progressProperty], 10);\n var progressStatusWrapSize;\n\n if (options.showStatus) {\n progressStatusWrapSize = 10000 / parseFloat(that.progressWrapper[0].style[that._progressProperty]);\n\n that.progressWrapper.find(\".k-progress-status-wrap\").css(that._progressProperty, progressStatusWrapSize + \"%\");\n }\n\n if (options.type !== PROGRESSTYPE.CHUNK && progressInPercent <= 98) {\n that.progressWrapper.removeClass(KPROGRESSBARCOMPLETE);\n }\n },\n\n _onProgressAnimateComplete: function(currentValue) {\n var that = this;\n var options = that.options;\n var progressWrapperSize = parseFloat(that.progressWrapper[0].style[that._progressProperty]);\n var progressValue;\n\n if (options.type !== PROGRESSTYPE.CHUNK && progressWrapperSize > 98) {\n that.progressWrapper.addClass(KPROGRESSBARCOMPLETE);\n }\n\n if (options.showStatus) {\n if (options.type === PROGRESSTYPE.VALUE) {\n progressValue = currentValue;\n } else if (options.type == PROGRESSTYPE.PERCENT) {\n progressValue = that._calculatePercentage(currentValue).toFixed() + \"%\";\n } else {\n progressValue = math.floor(that._calculatePercentage(currentValue)) + \"%\";\n }\n that.progressStatus.text(progressValue);\n }\n\n if (currentValue === options.min) {\n that.progressWrapper.hide();\n }\n },\n\n _onProgressUpdateAlways: function(currentValue) {\n var that = this;\n var options = that.options;\n\n if (that._isStarted) {\n that.trigger(CHANGE, { value: currentValue });\n }\n\n if (currentValue === options.max && that._isStarted) {\n that.trigger(COMPLETE, { value: options.max });\n }\n },\n\n enable: function(enable) {\n var that = this;\n var options = that.options;\n\n options.enable = typeof(enable) === \"undefined\" ? true : enable;\n that.wrapper.toggleClass(STATEDISABLED, !options.enable);\n },\n\n destroy: function() {\n var that = this;\n\n if (that.announce) {\n that.announce.remove();\n }\n\n Widget.fn.destroy.call(that);\n },\n\n _addChunkProgressWrapper: function() {\n var that = this;\n var options = that.options;\n var container = that.wrapper;\n var chunkSize = HUNDREDPERCENT / options.chunkCount;\n var html = \"\";\n\n if (options.chunkCount <= 1) {\n options.chunkCount = 1;\n }\n\n html += \"\";\n for (var i = options.chunkCount - 1; i >= 0; i--) {\n html += \"\";\n }\n html += \"
\";\n\n container.append(html).find(\".k-item\").css(that._progressProperty, chunkSize + \"%\")\n .first().addClass(\"k-first\")\n .end()\n .last().addClass(\"k-last\");\n\n that._normalizeChunkSize();\n },\n\n _normalizeChunkSize: function() {\n var that = this;\n var options = that.options;\n var lastChunk = that.wrapper.find(\".k-item\").last();\n var currentSize = parseFloat(lastChunk[0].style[that._progressProperty]);\n var difference = HUNDREDPERCENT - (options.chunkCount * currentSize);\n\n if (difference > 0) {\n lastChunk.css(that._progressProperty, (currentSize + difference) + \"%\");\n }\n },\n\n _addRegularProgressWrapper: function() {\n var that = this;\n\n that.progressWrapper = $(\"\").appendTo(that.wrapper);\n\n if (that.options.showStatus) {\n that.progressWrapper.append(templates.progressStatus);\n\n that.progressStatus = that.wrapper.find(\".\" + KPROGRESSSTATUS);\n }\n },\n\n _calculateChunkSize: function() {\n var that = this;\n var chunkCount = that.options.chunkCount;\n var chunkContainer = that.wrapper.find(\"ul.k-reset\");\n\n return (parseInt(chunkContainer.css(that._progressProperty), 10) - (chunkCount - 1)) / chunkCount;\n },\n\n _calculatePercentage: function(currentValue) {\n var that = this;\n var options = that.options;\n var value = (currentValue !== undefined$1) ? currentValue : options.value;\n var min = options.min;\n var max = options.max;\n that._onePercent = math.abs((max - min) / 100);\n\n return math.abs((value - min) / that._onePercent);\n },\n\n _progressAnimation: function() {\n var that = this;\n var options = that.options;\n var animation = options.animation;\n\n if (animation === false) {\n that._animation = { duration: 0 };\n } else {\n that._animation = extend({\n duration: DEFAULTANIMATIONDURATION\n }, options.animation);\n }\n }\n });\n\n kendo.ui.plugin(ProgressBar);\n })(window.kendo.jQuery);\n\n}));\n"]}