--- a/js/flotr2/flotr2.amd.js +++ b/js/flotr2/flotr2.amd.js @@ -1,1 +1,5642 @@ - +(function (root, factory) { + if (typeof define === 'function' && define.amd) { + // AMD. Register as an anonymous module. + define(['bean', 'underscore'], function (bean, _) { + // Also create a global in case some scripts + // that are loaded still are looking for + // a global even when an AMD loader is in use. + return (root.Flotr = factory(bean, _)); + }); + } else { + // Browser globals + root.Flotr = factory(root.bean, root._); + } +}(this, function (bean, _) { + +/** + * Flotr2 (c) 2012 Carl Sutherland + * MIT License + * Special thanks to: + * Flotr: http://code.google.com/p/flotr/ (fork) + * Flot: https://github.com/flot/flot (original fork) + */ +(function () { + +var + global = this, + previousFlotr = this.Flotr, + Flotr; + +Flotr = { + _: _, + bean: bean, + isIphone: /iphone/i.test(navigator.userAgent), + isIE: (navigator.appVersion.indexOf("MSIE") != -1 ? parseFloat(navigator.appVersion.split("MSIE")[1]) : false), + + /** + * An object of the registered graph types. Use Flotr.addType(type, object) + * to add your own type. + */ + graphTypes: {}, + + /** + * The list of the registered plugins + */ + plugins: {}, + + /** + * Can be used to add your own chart type. + * @param {String} name - Type of chart, like 'pies', 'bars' etc. + * @param {String} graphType - The object containing the basic drawing functions (draw, etc) + */ + addType: function(name, graphType){ + Flotr.graphTypes[name] = graphType; + Flotr.defaultOptions[name] = graphType.options || {}; + Flotr.defaultOptions.defaultType = Flotr.defaultOptions.defaultType || name; + }, + + /** + * Can be used to add a plugin + * @param {String} name - The name of the plugin + * @param {String} plugin - The object containing the plugin's data (callbacks, options, function1, function2, ...) + */ + addPlugin: function(name, plugin){ + Flotr.plugins[name] = plugin; + Flotr.defaultOptions[name] = plugin.options || {}; + }, + + /** + * Draws the graph. This function is here for backwards compatibility with Flotr version 0.1.0alpha. + * You could also draw graphs by directly calling Flotr.Graph(element, data, options). + * @param {Element} el - element to insert the graph into + * @param {Object} data - an array or object of dataseries + * @param {Object} options - an object containing options + * @param {Class} _GraphKlass_ - (optional) Class to pass the arguments to, defaults to Flotr.Graph + * @return {Object} returns a new graph object and of course draws the graph. + */ + draw: function(el, data, options, GraphKlass){ + GraphKlass = GraphKlass || Flotr.Graph; + return new GraphKlass(el, data, options); + }, + + /** + * Recursively merges two objects. + * @param {Object} src - source object (likely the object with the least properties) + * @param {Object} dest - destination object (optional, object with the most properties) + * @return {Object} recursively merged Object + * @TODO See if we can't remove this. + */ + merge: function(src, dest){ + var i, v, result = dest || {}; + + for (i in src) { + v = src[i]; + if (v && typeof(v) === 'object') { + if (v.constructor === Array) { + result[i] = this._.clone(v); + } else if (v.constructor !== RegExp && !this._.isElement(v)) { + result[i] = Flotr.merge(v, (dest ? dest[i] : undefined)); + } else { + result[i] = v; + } + } else { + result[i] = v; + } + } + + return result; + }, + + /** + * Recursively clones an object. + * @param {Object} object - The object to clone + * @return {Object} the clone + * @TODO See if we can't remove this. + */ + clone: function(object){ + return Flotr.merge(object, {}); + }, + + /** + * Function calculates the ticksize and returns it. + * @param {Integer} noTicks - number of ticks + * @param {Integer} min - lower bound integer value for the current axis + * @param {Integer} max - upper bound integer value for the current axis + * @param {Integer} decimals - number of decimals for the ticks + * @return {Integer} returns the ticksize in pixels + */ + getTickSize: function(noTicks, min, max, decimals){ + var delta = (max - min) / noTicks, + magn = Flotr.getMagnitude(delta), + tickSize = 10, + norm = delta / magn; // Norm is between 1.0 and 10.0. + + if(norm < 1.5) tickSize = 1; + else if(norm < 2.25) tickSize = 2; + else if(norm < 3) tickSize = ((decimals === 0) ? 2 : 2.5); + else if(norm < 7.5) tickSize = 5; + + return tickSize * magn; + }, + + /** + * Default tick formatter. + * @param {String, Integer} val - tick value integer + * @param {Object} axisOpts - the axis' options + * @return {String} formatted tick string + */ + defaultTickFormatter: function(val, axisOpts){ + return val+''; + }, + + /** + * Formats the mouse tracker values. + * @param {Object} obj - Track value Object {x:..,y:..} + * @return {String} Formatted track string + */ + defaultTrackFormatter: function(obj){ + return '('+obj.x+', '+obj.y+')'; + }, + + /** + * Utility function to convert file size values in bytes to kB, MB, ... + * @param value {Number} - The value to convert + * @param precision {Number} - The number of digits after the comma (default: 2) + * @param base {Number} - The base (default: 1000) + */ + engineeringNotation: function(value, precision, base){ + var sizes = ['Y','Z','E','P','T','G','M','k',''], + fractionSizes = ['y','z','a','f','p','n','µ','m',''], + total = sizes.length; + + base = base || 1000; + precision = Math.pow(10, precision || 2); + + if (value === 0) return 0; + + if (value > 1) { + while (total-- && (value >= base)) value /= base; + } + else { + sizes = fractionSizes; + total = sizes.length; + while (total-- && (value < 1)) value *= base; + } + + return (Math.round(value * precision) / precision) + sizes[total]; + }, + + /** + * Returns the magnitude of the input value. + * @param {Integer, Float} x - integer or float value + * @return {Integer, Float} returns the magnitude of the input value + */ + getMagnitude: function(x){ + return Math.pow(10, Math.floor(Math.log(x) / Math.LN10)); + }, + toPixel: function(val){ + return Math.floor(val)+0.5;//((val-Math.round(val) < 0.4) ? (Math.floor(val)-0.5) : val); + }, + toRad: function(angle){ + return -angle * (Math.PI/180); + }, + floorInBase: function(n, base) { + return base * Math.floor(n / base); + }, + drawText: function(ctx, text, x, y, style) { + if (!ctx.fillText) { + ctx.drawText(text, x, y, style); + return; + } + + style = this._.extend({ + size: Flotr.defaultOptions.fontSize, + color: '#000000', + textAlign: 'left', + textBaseline: 'bottom', + weight: 1, + angle: 0 + }, style); + + ctx.save(); + ctx.translate(x, y); + ctx.rotate(style.angle); + ctx.fillStyle = style.color; + ctx.font = (style.weight > 1 ? "bold " : "") + (style.size*1.3) + "px sans-serif"; + ctx.textAlign = style.textAlign; + ctx.textBaseline = style.textBaseline; + ctx.fillText(text, 0, 0); + ctx.restore(); + }, + getBestTextAlign: function(angle, style) { + style = style || {textAlign: 'center', textBaseline: 'middle'}; + angle += Flotr.getTextAngleFromAlign(style); + + if (Math.abs(Math.cos(angle)) > 10e-3) + style.textAlign = (Math.cos(angle) > 0 ? 'right' : 'left'); + + if (Math.abs(Math.sin(angle)) > 10e-3) + style.textBaseline = (Math.sin(angle) > 0 ? 'top' : 'bottom'); + + return style; + }, + alignTable: { + 'right middle' : 0, + 'right top' : Math.PI/4, + 'center top' : Math.PI/2, + 'left top' : 3*(Math.PI/4), + 'left middle' : Math.PI, + 'left bottom' : -3*(Math.PI/4), + 'center bottom': -Math.PI/2, + 'right bottom' : -Math.PI/4, + 'center middle': 0 + }, + getTextAngleFromAlign: function(style) { + return Flotr.alignTable[style.textAlign+' '+style.textBaseline] || 0; + }, + noConflict : function () { + global.Flotr = previousFlotr; + return this; + } +}; + +global.Flotr = Flotr; + +})(); + +/** + * Flotr Defaults + */ +Flotr.defaultOptions = { + colors: ['#00A8F0', '#C0D800', '#CB4B4B', '#4DA74D', '#9440ED'], //=> The default colorscheme. When there are > 5 series, additional colors are generated. + ieBackgroundColor: '#FFFFFF', // Background color for excanvas clipping + title: null, // => The graph's title + subtitle: null, // => The graph's subtitle + shadowSize: 4, // => size of the 'fake' shadow + defaultType: null, // => default series type + HtmlText: true, // => wether to draw the text using HTML or on the canvas + fontColor: '#545454', // => default font color + fontSize: 7.5, // => canvas' text font size + resolution: 1, // => resolution of the graph, to have printer-friendly graphs ! + parseFloat: true, // => whether to preprocess data for floats (ie. if input is string) + preventDefault: true, // => preventDefault by default for mobile events. Turn off to enable scroll. + xaxis: { + ticks: null, // => format: either [1, 3] or [[1, 'a'], 3] + minorTicks: null, // => format: either [1, 3] or [[1, 'a'], 3] + showLabels: true, // => setting to true will show the axis ticks labels, hide otherwise + showMinorLabels: false,// => true to show the axis minor ticks labels, false to hide + labelsAngle: 0, // => labels' angle, in degrees + title: null, // => axis title + titleAngle: 0, // => axis title's angle, in degrees + noTicks: 5, // => number of ticks for automagically generated ticks + minorTickFreq: null, // => number of minor ticks between major ticks for autogenerated ticks + tickFormatter: Flotr.defaultTickFormatter, // => fn: number, Object -> string + tickDecimals: null, // => no. of decimals, null means auto + min: null, // => min. value to show, null means set automatically + max: null, // => max. value to show, null means set automatically + autoscale: false, // => Turns autoscaling on with true + autoscaleMargin: 0, // => margin in % to add if auto-setting min/max + color: null, // => color of the ticks + mode: 'normal', // => can be 'time' or 'normal' + timeFormat: null, + timeMode:'UTC', // => For UTC time ('local' for local time). + timeUnit:'millisecond',// => Unit for time (millisecond, second, minute, hour, day, month, year) + scaling: 'linear', // => Scaling, can be 'linear' or 'logarithmic' + base: Math.E, + titleAlign: 'center', + margin: true // => Turn off margins with false + }, + x2axis: {}, + yaxis: { + ticks: null, // => format: either [1, 3] or [[1, 'a'], 3] + minorTicks: null, // => format: either [1, 3] or [[1, 'a'], 3] + showLabels: true, // => setting to true will show the axis ticks labels, hide otherwise + showMinorLabels: false,// => true to show the axis minor ticks labels, false to hide + labelsAngle: 0, // => labels' angle, in degrees + title: null, // => axis title + titleAngle: 90, // => axis title's angle, in degrees + noTicks: 5, // => number of ticks for automagically generated ticks + minorTickFreq: null, // => number of minor ticks between major ticks for autogenerated ticks + tickFormatter: Flotr.defaultTickFormatter, // => fn: number, Object -> string + tickDecimals: null, // => no. of decimals, null means auto + min: null, // => min. value to show, null means set automatically + max: null, // => max. value to show, null means set automatically + autoscale: false, // => Turns autoscaling on with true + autoscaleMargin: 0, // => margin in % to add if auto-setting min/max + color: null, // => The color of the ticks + scaling: 'linear', // => Scaling, can be 'linear' or 'logarithmic' + base: Math.E, + titleAlign: 'center', + margin: true // => Turn off margins with false + }, + y2axis: { + titleAngle: 270 + }, + grid: { + color: '#545454', // => primary color used for outline and labels + backgroundColor: null, // => null for transparent, else color + backgroundImage: null, // => background image. String or object with src, left and top + watermarkAlpha: 0.4, // => + tickColor: '#DDDDDD', // => color used for the ticks + labelMargin: 3, // => margin in pixels + verticalLines: true, // => whether to show gridlines in vertical direction + minorVerticalLines: null, // => whether to show gridlines for minor ticks in vertical dir. + horizontalLines: true, // => whether to show gridlines in horizontal direction + minorHorizontalLines: null, // => whether to show gridlines for minor ticks in horizontal dir. + outlineWidth: 1, // => width of the grid outline/border in pixels + outline : 'nsew', // => walls of the outline to display + circular: false // => if set to true, the grid will be circular, must be used when radars are drawn + }, + mouse: { + track: false, // => true to track the mouse, no tracking otherwise + trackAll: false, + position: 'se', // => position of the value box (default south-east) + relative: false, // => next to the mouse cursor + trackFormatter: Flotr.defaultTrackFormatter, // => formats the values in the value box + margin: 5, // => margin in pixels of the valuebox + lineColor: '#FF3F19', // => line color of points that are drawn when mouse comes near a value of a series + trackDecimals: 1, // => decimals for the track values + sensibility: 2, // => the lower this number, the more precise you have to aim to show a value + trackY: true, // => whether or not to track the mouse in the y axis + radius: 3, // => radius of the track point + fillColor: null, // => color to fill our select bar with only applies to bar and similar graphs (only bars for now) + fillOpacity: 0.4 // => opacity of the fill color, set to 1 for a solid fill, 0 hides the fill + } +}; + +/** + * Flotr Color + */ + +(function () { + +var + _ = Flotr._; + +// Constructor +function Color (r, g, b, a) { + this.rgba = ['r','g','b','a']; + var x = 4; + while(-1<--x){ + this[this.rgba[x]] = arguments[x] || ((x==3) ? 1.0 : 0); + } + this.normalize(); +} + +// Constants +var COLOR_NAMES = { + aqua:[0,255,255],azure:[240,255,255],beige:[245,245,220],black:[0,0,0],blue:[0,0,255], + brown:[165,42,42],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgrey:[169,169,169], + darkgreen:[0,100,0],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47], + darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122], + darkviolet:[148,0,211],fuchsia:[255,0,255],gold:[255,215,0],green:[0,128,0],indigo:[75,0,130], + khaki:[240,230,140],lightblue:[173,216,230],lightcyan:[224,255,255],lightgreen:[144,238,144], + lightgrey:[211,211,211],lightpink:[255,182,193],lightyellow:[255,255,224],lime:[0,255,0],magenta:[255,0,255], + maroon:[128,0,0],navy:[0,0,128],olive:[128,128,0],orange:[255,165,0],pink:[255,192,203],purple:[128,0,128], + violet:[128,0,128],red:[255,0,0],silver:[192,192,192],white:[255,255,255],yellow:[255,255,0] +}; + +Color.prototype = { + scale: function(rf, gf, bf, af){ + var x = 4; + while (-1 < --x) { + if (!_.isUndefined(arguments[x])) this[this.rgba[x]] *= arguments[x]; + } + return this.normalize(); + }, + alpha: function(alpha) { + if (!_.isUndefined(alpha) && !_.isNull(alpha)) { + this.a = alpha; + } + return this.normalize(); + }, + clone: function(){ + return new Color(this.r, this.b, this.g, this.a); + }, + limit: function(val,minVal,maxVal){ + return Math.max(Math.min(val, maxVal), minVal); + }, + normalize: function(){ + var limit = this.limit; + this.r = limit(parseInt(this.r, 10), 0, 255); + this.g = limit(parseInt(this.g, 10), 0, 255); + this.b = limit(parseInt(this.b, 10), 0, 255); + this.a = limit(this.a, 0, 1); + return this; + }, + distance: function(color){ + if (!color) return; + color = new Color.parse(color); + var dist = 0, x = 3; + while(-1<--x){ + dist += Math.abs(this[this.rgba[x]] - color[this.rgba[x]]); + } + return dist; + }, + toString: function(){ + return (this.a >= 1.0) ? 'rgb('+[this.r,this.g,this.b].join(',')+')' : 'rgba('+[this.r,this.g,this.b,this.a].join(',')+')'; + }, + contrast: function () { + var + test = 1 - ( 0.299 * this.r + 0.587 * this.g + 0.114 * this.b) / 255; + return (test < 0.5 ? '#000000' : '#ffffff'); + } +}; + +_.extend(Color, { + /** + * Parses a color string and returns a corresponding Color. + * The different tests are in order of probability to improve speed. + * @param {String, Color} str - string thats representing a color + * @return {Color} returns a Color object or false + */ + parse: function(color){ + if (color instanceof Color) return color; + + var result; + + // #a0b1c2 + if((result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))) + return new Color(parseInt(result[1], 16), parseInt(result[2], 16), parseInt(result[3], 16)); + + // rgb(num,num,num) + if((result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))) + return new Color(parseInt(result[1], 10), parseInt(result[2], 10), parseInt(result[3], 10)); + + // #fff + if((result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))) + return new Color(parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)); + + // rgba(num,num,num,num) + if((result = /rgba\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]+(?:\.[0-9]+)?)\s*\)/.exec(color))) + return new Color(parseInt(result[1], 10), parseInt(result[2], 10), parseInt(result[3], 10), parseFloat(result[4])); + + // rgb(num%,num%,num%) + if((result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))) + return new Color(parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55); + + // rgba(num%,num%,num%,num) + if((result = /rgba\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\s*\)/.exec(color))) + return new Color(parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55, parseFloat(result[4])); + + // Otherwise, we're most likely dealing with a named color. + var name = (color+'').replace(/^\s*([\S\s]*?)\s*$/, '$1').toLowerCase(); + if(name == 'transparent'){ + return new Color(255, 255, 255, 0); + } + return (result = COLOR_NAMES[name]) ? new Color(result[0], result[1], result[2]) : new Color(0, 0, 0, 0); + }, + + /** + * Process color and options into color style. + */ + processColor: function(color, options) { + + var opacity = options.opacity; + if (!color) return 'rgba(0, 0, 0, 0)'; + if (color instanceof Color) return color.alpha(opacity).toString(); + if (_.isString(color)) return Color.parse(color).alpha(opacity).toString(); + + var grad = color.colors ? color : {colors: color}; + + if (!options.ctx) { + if (!_.isArray(grad.colors)) return 'rgba(0, 0, 0, 0)'; + return Color.parse(_.isArray(grad.colors[0]) ? grad.colors[0][1] : grad.colors[0]).alpha(opacity).toString(); + } + grad = _.extend({start: 'top', end: 'bottom'}, grad); + + if (/top/i.test(grad.start)) options.x1 = 0; + if (/left/i.test(grad.start)) options.y1 = 0; + if (/bottom/i.test(grad.end)) options.x2 = 0; + if (/right/i.test(grad.end)) options.y2 = 0; + + var i, c, stop, gradient = options.ctx.createLinearGradient(options.x1, options.y1, options.x2, options.y2); + for (i = 0; i < grad.colors.length; i++) { + c = grad.colors[i]; + if (_.isArray(c)) { + stop = c[0]; + c = c[1]; + } + else stop = i / (grad.colors.length-1); + gradient.addColorStop(stop, Color.parse(c).alpha(opacity)); + } + return gradient; + } +}); + +Flotr.Color = Color; + +})(); + +/** + * Flotr Date + */ +Flotr.Date = { + + set : function (date, name, mode, value) { + mode = mode || 'UTC'; + name = 'set' + (mode === 'UTC' ? 'UTC' : '') + name; + date[name](value); + }, + + get : function (date, name, mode) { + mode = mode || 'UTC'; + name = 'get' + (mode === 'UTC' ? 'UTC' : '') + name; + return date[name](); + }, + + format: function(d, format, mode) { + if (!d) return; + + // We should maybe use an "official" date format spec, like PHP date() or ColdFusion + // http://fr.php.net/manual/en/function.date.php + // http://livedocs.adobe.com/coldfusion/8/htmldocs/help.html?content=functions_c-d_29.html + var + get = this.get, + tokens = { + h: get(d, 'Hours', mode).toString(), + H: leftPad(get(d, 'Hours', mode)), + M: leftPad(get(d, 'Minutes', mode)), + S: leftPad(get(d, 'Seconds', mode)), + s: get(d, 'Milliseconds', mode), + d: get(d, 'Date', mode).toString(), + m: (get(d, 'Month', mode) + 1).toString(), + y: get(d, 'FullYear', mode).toString(), + b: Flotr.Date.monthNames[get(d, 'Month', mode)] + }; + + function leftPad(n){ + n += ''; + return n.length == 1 ? "0" + n : n; + } + + var r = [], c, + escape = false; + + for (var i = 0; i < format.length; ++i) { + c = format.charAt(i); + + if (escape) { + r.push(tokens[c] || c); + escape = false; + } + else if (c == "%") + escape = true; + else + r.push(c); + } + return r.join(''); + }, + getFormat: function(time, span) { + var tu = Flotr.Date.timeUnits; + if (time < tu.second) return "%h:%M:%S.%s"; + else if (time < tu.minute) return "%h:%M:%S"; + else if (time < tu.day) return (span < 2 * tu.day) ? "%h:%M" : "%b %d %h:%M"; + else if (time < tu.month) return "%b %d"; + else if (time < tu.year) return (span < tu.year) ? "%b" : "%b %y"; + else return "%y"; + }, + formatter: function (v, axis) { + var + options = axis.options, + scale = Flotr.Date.timeUnits[options.timeUnit], + d = new Date(v * scale); + + // first check global format + if (axis.options.timeFormat) + return Flotr.Date.format(d, options.timeFormat, options.timeMode); + + var span = (axis.max - axis.min) * scale, + t = axis.tickSize * Flotr.Date.timeUnits[axis.tickUnit]; + + return Flotr.Date.format(d, Flotr.Date.getFormat(t, span), options.timeMode); + }, + generator: function(axis) { + + var + set = this.set, + get = this.get, + timeUnits = this.timeUnits, + spec = this.spec, + options = axis.options, + mode = options.timeMode, + scale = timeUnits[options.timeUnit], + min = axis.min * scale, + max = axis.max * scale, + delta = (max - min) / options.noTicks, + ticks = [], + tickSize = axis.tickSize, + tickUnit, + formatter, i; + + // Use custom formatter or time tick formatter + formatter = (options.tickFormatter === Flotr.defaultTickFormatter ? + this.formatter : options.tickFormatter + ); + + for (i = 0; i < spec.length - 1; ++i) { + var d = spec[i][0] * timeUnits[spec[i][1]]; + if (delta < (d + spec[i+1][0] * timeUnits[spec[i+1][1]]) / 2 && d >= tickSize) + break; + } + tickSize = spec[i][0]; + tickUnit = spec[i][1]; + + // special-case the possibility of several years + if (tickUnit == "year") { + tickSize = Flotr.getTickSize(options.noTicks*timeUnits.year, min, max, 0); + + // Fix for 0.5 year case + if (tickSize == 0.5) { + tickUnit = "month"; + tickSize = 6; + } + } + + axis.tickUnit = tickUnit; + axis.tickSize = tickSize; + + var step = tickSize * timeUnits[tickUnit]; + d = new Date(min); + + function setTick (name) { + set(d, name, mode, Flotr.floorInBase( + get(d, name, mode), tickSize + )); + } + + switch (tickUnit) { + case "millisecond": setTick('Milliseconds'); break; + case "second": setTick('Seconds'); break; + case "minute": setTick('Minutes'); break; + case "hour": setTick('Hours'); break; + case "month": setTick('Month'); break; + case "year": setTick('FullYear'); break; + } + + // reset smaller components + if (step >= timeUnits.second) set(d, 'Milliseconds', mode, 0); + if (step >= timeUnits.minute) set(d, 'Seconds', mode, 0); + if (step >= timeUnits.hour) set(d, 'Minutes', mode, 0); + if (step >= timeUnits.day) set(d, 'Hours', mode, 0); + if (step >= timeUnits.day * 4) set(d, 'Date', mode, 1); + if (step >= timeUnits.year) set(d, 'Month', mode, 0); + + var carry = 0, v = NaN, prev; + do { + prev = v; + v = d.getTime(); + ticks.push({ v: v / scale, label: formatter(v / scale, axis) }); + if (tickUnit == "month") { + if (tickSize < 1) { + /* a bit complicated - we'll divide the month up but we need to take care of fractions + so we don't end up in the middle of a day */ + set(d, 'Date', mode, 1); + var start = d.getTime(); + set(d, 'Month', mode, get(d, 'Month', mode) + 1); + var end = d.getTime(); + d.setTime(v + carry * timeUnits.hour + (end - start) * tickSize); + carry = get(d, 'Hours', mode); + set(d, 'Hours', mode, 0); + } + else + set(d, 'Month', mode, get(d, 'Month', mode) + tickSize); + } + else if (tickUnit == "year") { + set(d, 'FullYear', mode, get(d, 'FullYear', mode) + tickSize); + } + else + d.setTime(v + step); + + } while (v < max && v != prev); + + return ticks; + }, + timeUnits: { + millisecond: 1, + second: 1000, + minute: 1000 * 60, + hour: 1000 * 60 * 60, + day: 1000 * 60 * 60 * 24, + month: 1000 * 60 * 60 * 24 * 30, + year: 1000 * 60 * 60 * 24 * 365.2425 + }, + // the allowed tick sizes, after 1 year we use an integer algorithm + spec: [ + [1, "millisecond"], [20, "millisecond"], [50, "millisecond"], [100, "millisecond"], [200, "millisecond"], [500, "millisecond"], + [1, "second"], [2, "second"], [5, "second"], [10, "second"], [30, "second"], + [1, "minute"], [2, "minute"], [5, "minute"], [10, "minute"], [30, "minute"], + [1, "hour"], [2, "hour"], [4, "hour"], [8, "hour"], [12, "hour"], + [1, "day"], [2, "day"], [3, "day"], + [0.25, "month"], [0.5, "month"], [1, "month"], [2, "month"], [3, "month"], [6, "month"], + [1, "year"] + ], + monthNames: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"] +}; + +(function () { + +var _ = Flotr._; + +Flotr.DOM = { + addClass: function(element, name){ + var classList = (element.className ? element.className : ''); + if (_.include(classList.split(/\s+/g), name)) return; + element.className = (classList ? classList + ' ' : '') + name; + }, + /** + * Create an element. + */ + create: function(tag){ + return document.createElement(tag); + }, + node: function(html) { + var div = Flotr.DOM.create('div'), n; + div.innerHTML = html; + n = div.children[0]; + div.innerHTML = ''; + return n; + }, + /** + * Remove all children. + */ + empty: function(element){ + element.innerHTML = ''; + /* + if (!element) return; + _.each(element.childNodes, function (e) { + Flotr.DOM.empty(e); + element.removeChild(e); + }); + */ + }, + hide: function(element){ + Flotr.DOM.setStyles(element, {display:'none'}); + }, + /** + * Insert a child. + * @param {Element} element + * @param {Element|String} Element or string to be appended. + */ + insert: function(element, child){ + if(_.isString(child)) + element.innerHTML += child; + else if (_.isElement(child)) + element.appendChild(child); + }, + // @TODO find xbrowser implementation + opacity: function(element, opacity) { + element.style.opacity = opacity; + }, + position: function(element, p){ + if (!element.offsetParent) + return {left: (element.offsetLeft || 0), top: (element.offsetTop || 0)}; + + p = this.position(element.offsetParent); + p.left += element.offsetLeft; + p.top += element.offsetTop; + return p; + }, + removeClass: function(element, name) { + var classList = (element.className ? element.className : ''); + element.className = _.filter(classList.split(/\s+/g), function (c) { + if (c != name) return true; } + ).join(' '); + }, + setStyles: function(element, o) { + _.each(o, function (value, key) { + element.style[key] = value; + }); + }, + show: function(element){ + Flotr.DOM.setStyles(element, {display:''}); + }, + /** + * Return element size. + */ + size: function(element){ + return { + height : element.offsetHeight, + width : element.offsetWidth }; + } +}; + +})(); + +/** + * Flotr Event Adapter + */ +(function () { +var + F = Flotr, + bean = F.bean; +F.EventAdapter = { + observe: function(object, name, callback) { + bean.add(object, name, callback); + return this; + }, + fire: function(object, name, args) { + bean.fire(object, name, args); + if (typeof(Prototype) != 'undefined') + Event.fire(object, name, args); + // @TODO Someone who uses mootools, add mootools adapter for existing applciations. + return this; + }, + stopObserving: function(object, name, callback) { + bean.remove(object, name, callback);