From 4b320a8d744b8efeb27c983bb6f08208ec743c29 Mon Sep 17 00:00:00 2001 From: yvesf Date: Wed, 9 Jun 2010 18:13:33 +0000 Subject: blablabla git-svn-id: http://10.2.2.13/svn/common/ebus@1677 d0e8fea9-7529-0410-93fb-d39fd5b9c1dd --- bin/ebus_web | 5 + ebus/web/__init__.py | 0 ebus/web/controller.py | 49 +- ebus/web/model.py | 6 +- ebus/web/static/index.html | 93 + ebus/web/static/jquery-flot.js | 2119 +++++++++++++++++++ ebus/web/static/jquery.js | 4376 ++++++++++++++++++++++++++++++++++++++++ static/index.html | 93 - static/jquery-flot.js | 2119 ------------------- static/jquery.js | 4376 ---------------------------------------- test.py | 15 +- 11 files changed, 6638 insertions(+), 6613 deletions(-) create mode 100755 bin/ebus_web create mode 100644 ebus/web/__init__.py create mode 100644 ebus/web/static/index.html create mode 100644 ebus/web/static/jquery-flot.js create mode 100644 ebus/web/static/jquery.js delete mode 100644 static/index.html delete mode 100644 static/jquery-flot.js delete mode 100644 static/jquery.js diff --git a/bin/ebus_web b/bin/ebus_web new file mode 100755 index 0000000..057d50e --- /dev/null +++ b/bin/ebus_web @@ -0,0 +1,5 @@ +#!/usr/bin/env python +import sys +from ebus.web import controller + +sys.exit(controller.run()) diff --git a/ebus/web/__init__.py b/ebus/web/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/ebus/web/controller.py b/ebus/web/controller.py index f3fa438..edf174d 100644 --- a/ebus/web/controller.py +++ b/ebus/web/controller.py @@ -1,11 +1,15 @@ #!/usr/bin/env python # -*- coding: utf-8 -*- -import sys, os, time -sys.path.insert(0,"lib") -from itty import itty +import os, time +import itty from werkzeug.contrib.cache import SimpleCache from simplejson import dumps as dump_json +from ebus.web import model + + +def data(name): + return {"name":name} """ def data(name): if name in ( @@ -74,25 +78,44 @@ def data(name): return [] """ +class CacheDecorator(object): + def __init__(self,key,timeout=20): + self.cache = SimpleCache(default_timeout=timeout) + self.func = None + self.key = key + + def cachedFunc(self, *args, **kwargs): + key = self.key(args, kwargs) + ret = self.cache.get(key) + if ret is None: + ret = self.func(*args, **kwargs) + self.cache.set(key, ret) + return ret + + def __call__(self, func): + self.func = func + return self.cachedFunc @itty.get("/") def index(req): filename=os.path.join(os.path.dirname(__file__), "static", "index.html") return open(filename,"r").read() -json_cache = SimpleCache(default_timeout=20) -@itty.get('/json/') -def json(req,name): - value = json_cache.get(name) - if value is None: - value = deny.Response(dump_json(dict(map(lambda r: (r, {"label":r, "data":data(r)}), name.split(",")))), mimetype='application/json') - json_cache.set(name, value) - return value +@itty.get('/json/(?P[^/]+)') +@itty.get('/json/(?P[^/]+)/from_date/(?P.+)') +@CacheDecorator(key=lambda args,kwargs: tuple(kwargs.keys()) + tuple(kwargs.values()), + timeout=20) +def json(req,name=None,from_date=None): + print "name=%s from_date=%s" % (name,from_date) + return itty.Response(dump_json( {"label":name, "data":data(name)} ), + content_type="application/json") + @itty.get("/static/(?P.+)") def static(request,filename): file = itty.static_file(filename, root=os.path.join(os.path.dirname(__file__), 'static')) return itty.Response(file, content_type=itty.content_type(file)) -if __name__ == '__main__': - sys.exit(itty.run_itty(host="0.0.0.0",port=5000)) + +def run(): + return itty.run_itty(host="0.0.0.0",port=5000) diff --git a/ebus/web/model.py b/ebus/web/model.py index b8405dc..e7744df 100644 --- a/ebus/web/model.py +++ b/ebus/web/model.py @@ -3,9 +3,9 @@ from sqlalchemy import Column, Integer, Float, DateTime, String, ForeignKey from sqlalchemy.orm import relationship, backref from sqlalchemy.ext.declarative import declarative_base -Base = declarative_base() +ModelBase = declarative_base() -class Sensor(Base): +class Sensor(ModelBase): __tablename__ = 'sensor' id = Column(Integer, primary_key=True) @@ -22,7 +22,7 @@ class Sensor(Base): -class Value(Base): +class Value(ModelBase): __tablename__ = 'value' id = Column(Integer, primary_key=True) diff --git a/ebus/web/static/index.html b/ebus/web/static/index.html new file mode 100644 index 0000000..3c8445a --- /dev/null +++ b/ebus/web/static/index.html @@ -0,0 +1,93 @@ + + + + EBUS Daten + + + + +
Aktivieren Sie JavaScript
+ + + diff --git a/ebus/web/static/jquery-flot.js b/ebus/web/static/jquery-flot.js new file mode 100644 index 0000000..6534a46 --- /dev/null +++ b/ebus/web/static/jquery-flot.js @@ -0,0 +1,2119 @@ +/* Javascript plotting library for jQuery, v. 0.6. + * + * Released under the MIT license by IOLA, December 2007. + * + */ + +// first an inline dependency, jquery.colorhelpers.js, we inline it here +// for convenience + +/* Plugin for jQuery for working with colors. + * + * Version 1.0. + * + * Inspiration from jQuery color animation plugin by John Resig. + * + * Released under the MIT license by Ole Laursen, October 2009. + * + * Examples: + * + * $.color.parse("#fff").scale('rgb', 0.25).add('a', -0.5).toString() + * var c = $.color.extract($("#mydiv"), 'background-color'); + * console.log(c.r, c.g, c.b, c.a); + * $.color.make(100, 50, 25, 0.4).toString() // returns "rgba(100,50,25,0.4)" + * + * Note that .scale() and .add() work in-place instead of returning + * new objects. + */ +(function(){jQuery.color={};jQuery.color.make=function(E,D,B,C){var F={};F.r=E||0;F.g=D||0;F.b=B||0;F.a=C!=null?C:1;F.add=function(I,H){for(var G=0;G=1){return"rgb("+[F.r,F.g,F.b].join(",")+")"}else{return"rgba("+[F.r,F.g,F.b,F.a].join(",")+")"}};F.normalize=function(){function G(I,J,H){return JH?H:J)}F.r=G(0,parseInt(F.r),255);F.g=G(0,parseInt(F.g),255);F.b=G(0,parseInt(F.b),255);F.a=G(0,F.a,1);return F};F.clone=function(){return jQuery.color.make(F.r,F.b,F.g,F.a)};return F.normalize()};jQuery.color.extract=function(C,B){var D;do{D=C.css(B).toLowerCase();if(D!=""&&D!="transparent"){break}C=C.parent()}while(!jQuery.nodeName(C.get(0),"body"));if(D=="rgba(0, 0, 0, 0)"){D="transparent"}return jQuery.color.parse(D)};jQuery.color.parse=function(E){var D,B=jQuery.color.make;if(D=/rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(E)){return B(parseInt(D[1],10),parseInt(D[2],10),parseInt(D[3],10))}if(D=/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(E)){return B(parseInt(D[1],10),parseInt(D[2],10),parseInt(D[3],10),parseFloat(D[4]))}if(D=/rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(E)){return B(parseFloat(D[1])*2.55,parseFloat(D[2])*2.55,parseFloat(D[3])*2.55)}if(D=/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(E)){return B(parseFloat(D[1])*2.55,parseFloat(D[2])*2.55,parseFloat(D[3])*2.55,parseFloat(D[4]))}if(D=/#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(E)){return B(parseInt(D[1],16),parseInt(D[2],16),parseInt(D[3],16))}if(D=/#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(E)){return B(parseInt(D[1]+D[1],16),parseInt(D[2]+D[2],16),parseInt(D[3]+D[3],16))}var C=jQuery.trim(E).toLowerCase();if(C=="transparent"){return B(255,255,255,0)}else{D=A[C];return B(D[0],D[1],D[2])}};var A={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]}})(); + +// the actual Flot code +(function($) { + function Plot(placeholder, data_, options_, plugins) { + // data is on the form: + // [ series1, series2 ... ] + // where series is either just the data as [ [x1, y1], [x2, y2], ... ] + // or { data: [ [x1, y1], [x2, y2], ... ], label: "some label", ... } + + var series = [], + options = { + // the color theme used for graphs + colors: ["#edc240", "#afd8f8", "#cb4b4b", "#4da74d", "#9440ed"], + legend: { + show: true, + noColumns: 1, // number of colums in legend table + labelFormatter: null, // fn: string -> string + labelBoxBorderColor: "#ccc", // border color for the little label boxes + container: null, // container (as jQuery object) to put legend in, null means default on top of graph + position: "ne", // position of default legend container within plot + margin: 5, // distance from grid edge to default legend container within plot + backgroundColor: null, // null means auto-detect + backgroundOpacity: 0.85 // set to 0 to avoid background + }, + xaxis: { + mode: null, // null or "time" + transform: null, // null or f: number -> number to transform axis + inverseTransform: null, // if transform is set, this should be the inverse function + min: null, // min. value to show, null means set automatically + max: null, // max. value to show, null means set automatically + autoscaleMargin: null, // margin in % to add if auto-setting min/max + ticks: null, // either [1, 3] or [[1, "a"], 3] or (fn: axis info -> ticks) or app. number of ticks for auto-ticks + tickFormatter: null, // fn: number -> string + labelWidth: null, // size of tick labels in pixels + labelHeight: null, + + // mode specific options + tickDecimals: null, // no. of decimals, null means auto + tickSize: null, // number or [number, "unit"] + minTickSize: null, // number or [number, "unit"] + monthNames: null, // list of names of months + timeformat: null, // format string to use + twelveHourClock: false // 12 or 24 time in time mode + }, + yaxis: { + autoscaleMargin: 0.02 + }, + x2axis: { + autoscaleMargin: null + }, + y2axis: { + autoscaleMargin: 0.02 + }, + series: { + points: { + show: false, + radius: 3, + lineWidth: 2, // in pixels + fill: true, + fillColor: "#ffffff" + }, + lines: { + // we don't put in show: false so we can see + // whether lines were actively disabled + lineWidth: 2, // in pixels + fill: false, + fillColor: null, + steps: false + }, + bars: { + show: false, + lineWidth: 2, // in pixels + barWidth: 1, // in units of the x axis + fill: true, + fillColor: null, + align: "left", // or "center" + horizontal: false // when horizontal, left is now top + }, + shadowSize: 3 + }, + grid: { + show: true, + aboveData: false, + color: "#545454", // primary color used for outline and labels + backgroundColor: null, // null for transparent, else color + tickColor: "rgba(0,0,0,0.15)", // color used for the ticks + labelMargin: 5, // in pixels + borderWidth: 2, // in pixels + borderColor: null, // set if different from the grid color + markings: null, // array of ranges or fn: axes -> array of ranges + markingsColor: "#f4f4f4", + markingsLineWidth: 2, + // interactive stuff + clickable: false, + hoverable: false, + autoHighlight: true, // highlight in case mouse is near + mouseActiveRadius: 10 // how far the mouse can be away to activate an item + }, + hooks: {} + }, + canvas = null, // the canvas for the plot itself + overlay = null, // canvas for interactive stuff on top of plot + eventHolder = null, // jQuery object that events should be bound to + ctx = null, octx = null, + axes = { xaxis: {}, yaxis: {}, x2axis: {}, y2axis: {} }, + plotOffset = { left: 0, right: 0, top: 0, bottom: 0}, + canvasWidth = 0, canvasHeight = 0, + plotWidth = 0, plotHeight = 0, + hooks = { + processOptions: [], + processRawData: [], + processDatapoints: [], + draw: [], + bindEvents: [], + drawOverlay: [] + }, + plot = this; + + // public functions + plot.setData = setData; + plot.setupGrid = setupGrid; + plot.draw = draw; + plot.getPlaceholder = function() { return placeholder; }; + plot.getCanvas = function() { return canvas; }; + plot.getPlotOffset = function() { return plotOffset; }; + plot.width = function () { return plotWidth; }; + plot.height = function () { return plotHeight; }; + plot.offset = function () { + var o = eventHolder.offset(); + o.left += plotOffset.left; + o.top += plotOffset.top; + return o; + }; + plot.getData = function() { return series; }; + plot.getAxes = function() { return axes; }; + plot.getOptions = function() { return options; }; + plot.highlight = highlight; + plot.unhighlight = unhighlight; + plot.triggerRedrawOverlay = triggerRedrawOverlay; + plot.pointOffset = function(point) { + return { left: parseInt(axisSpecToRealAxis(point, "xaxis").p2c(+point.x) + plotOffset.left), + top: parseInt(axisSpecToRealAxis(point, "yaxis").p2c(+point.y) + plotOffset.top) }; + }; + + + // public attributes + plot.hooks = hooks; + + // initialize + initPlugins(plot); + parseOptions(options_); + constructCanvas(); + setData(data_); + setupGrid(); + draw(); + bindEvents(); + + + function executeHooks(hook, args) { + args = [plot].concat(args); + for (var i = 0; i < hook.length; ++i) + hook[i].apply(this, args); + } + + function initPlugins() { + for (var i = 0; i < plugins.length; ++i) { + var p = plugins[i]; + p.init(plot); + if (p.options) + $.extend(true, options, p.options); + } + } + + function parseOptions(opts) { + $.extend(true, options, opts); + if (options.grid.borderColor == null) + options.grid.borderColor = options.grid.color; + // backwards compatibility, to be removed in future + if (options.xaxis.noTicks && options.xaxis.ticks == null) + options.xaxis.ticks = options.xaxis.noTicks; + if (options.yaxis.noTicks && options.yaxis.ticks == null) + options.yaxis.ticks = options.yaxis.noTicks; + if (options.grid.coloredAreas) + options.grid.markings = options.grid.coloredAreas; + if (options.grid.coloredAreasColor) + options.grid.markingsColor = options.grid.coloredAreasColor; + if (options.lines) + $.extend(true, options.series.lines, options.lines); + if (options.points) + $.extend(true, options.series.points, options.points); + if (options.bars) + $.extend(true, options.series.bars, options.bars); + if (options.shadowSize) + options.series.shadowSize = options.shadowSize; + + for (var n in hooks) + if (options.hooks[n] && options.hooks[n].length) + hooks[n] = hooks[n].concat(options.hooks[n]); + + executeHooks(hooks.processOptions, [options]); + } + + function setData(d) { + series = parseData(d); + fillInSeriesOptions(); + processData(); + } + + function parseData(d) { + var res = []; + for (var i = 0; i < d.length; ++i) { + var s = $.extend(true, {}, options.series); + + if (d[i].data) { + s.data = d[i].data; // move the data instead of deep-copy + delete d[i].data; + + $.extend(true, s, d[i]); + + d[i].data = s.data; + } + else + s.data = d[i]; + res.push(s); + } + + return res; + } + + function axisSpecToRealAxis(obj, attr) { + var a = obj[attr]; + if (!a || a == 1) + return axes[attr]; + if (typeof a == "number") + return axes[attr.charAt(0) + a + attr.slice(1)]; + return a; // assume it's OK + } + + function fillInSeriesOptions() { + var i; + + // collect what we already got of colors + var neededColors = series.length, + usedColors = [], + assignedColors = []; + for (i = 0; i < series.length; ++i) { + var sc = series[i].color; + if (sc != null) { + --neededColors; + if (typeof sc == "number") + assignedColors.push(sc); + else + usedColors.push($.color.parse(series[i].color)); + } + } + + // we might need to generate more colors if higher indices + // are assigned + for (i = 0; i < assignedColors.length; ++i) { + neededColors = Math.max(neededColors, assignedColors[i] + 1); + } + + // produce colors as needed + var colors = [], variation = 0; + i = 0; + while (colors.length < neededColors) { + var c; + if (options.colors.length == i) // check degenerate case + c = $.color.make(100, 100, 100); + else + c = $.color.parse(options.colors[i]); + + // vary color if needed + var sign = variation % 2 == 1 ? -1 : 1; + c.scale('rgb', 1 + sign * Math.ceil(variation / 2) * 0.2) + + // FIXME: if we're getting to close to something else, + // we should probably skip this one + colors.push(c); + + ++i; + if (i >= options.colors.length) { + i = 0; + ++variation; + } + } + + // fill in the options + var colori = 0, s; + for (i = 0; i < series.length; ++i) { + s = series[i]; + + // assign colors + if (s.color == null) { + s.color = colors[colori].toString(); + ++colori; + } + else if (typeof s.color == "number") + s.color = colors[s.color].toString(); + + // turn on lines automatically in case nothing is set + if (s.lines.show == null) { + var v, show = true; + for (v in s) + if (s[v].show) { + show = false; + break; + } + if (show) + s.lines.show = true; + } + + // setup axes + s.xaxis = axisSpecToRealAxis(s, "xaxis"); + s.yaxis = axisSpecToRealAxis(s, "yaxis"); + } + } + + function processData() { + var topSentry = Number.POSITIVE_INFINITY, + bottomSentry = Number.NEGATIVE_INFINITY, + i, j, k, m, length, + s, points, ps, x, y, axis, val, f, p; + + for (axis in axes) { + axes[axis].datamin = topSentry; + axes[axis].datamax = bottomSentry; + axes[axis].used = false; + } + + function updateAxis(axis, min, max) { + if (min < axis.datamin) + axis.datamin = min; + if (max > axis.datamax) + axis.datamax = max; + } + + for (i = 0; i < series.length; ++i) { + s = series[i]; + s.datapoints = { points: [] }; + + executeHooks(hooks.processRawData, [ s, s.data, s.datapoints ]); + } + + // first pass: clean and copy data + for (i = 0; i < series.length; ++i) { + s = series[i]; + + var data = s.data, format = s.datapoints.format; + + if (!format) { + format = []; + // find out how to copy + format.push({ x: true, number: true, required: true }); + format.push({ y: true, number: true, required: true }); + + if (s.bars.show) + format.push({ y: true, number: true, required: false, defaultValue: 0 }); + + s.datapoints.format = format; + } + + if (s.datapoints.pointsize != null) + continue; // already filled in + + if (s.datapoints.pointsize == null) + s.datapoints.pointsize = format.length; + + ps = s.datapoints.pointsize; + points = s.datapoints.points; + + insertSteps = s.lines.show && s.lines.steps; + s.xaxis.used = s.yaxis.used = true; + + for (j = k = 0; j < data.length; ++j, k += ps) { + p = data[j]; + + var nullify = p == null; + if (!nullify) { + for (m = 0; m < ps; ++m) { + val = p[m]; + f = format[m]; + + if (f) { + if (f.number && val != null) { + val = +val; // convert to number + if (isNaN(val)) + val = null; + } + + if (val == null) { + if (f.required) + nullify = true; + + if (f.defaultValue != null) + val = f.defaultValue; + } + } + + points[k + m] = val; + } + } + + if (nullify) { + for (m = 0; m < ps; ++m) { + val = points[k + m]; + if (val != null) { + f = format[m]; + // extract min/max info + if (f.x) + updateAxis(s.xaxis, val, val); + if (f.y) + updateAxis(s.yaxis, val, val); + } + points[k + m] = null; + } + } + else { + // a little bit of line specific stuff that + // perhaps shouldn't be here, but lacking + // better means... + if (insertSteps && k > 0 + && points[k - ps] != null + && points[k - ps] != points[k] + && points[k - ps + 1] != points[k + 1]) { + // copy the point to make room for a middle point + for (m = 0; m < ps; ++m) + points[k + ps + m] = points[k + m]; + + // middle point has same y + points[k + 1] = points[k - ps + 1]; + + // we've added a point, better reflect that + k += ps; + } + } + } + } + + // give the hooks a chance to run + for (i = 0; i < series.length; ++i) { + s = series[i]; + + executeHooks(hooks.processDatapoints, [ s, s.datapoints]); + } + + // second pass: find datamax/datamin for auto-scaling + for (i = 0; i < series.length; ++i) { + s = series[i]; + points = s.datapoints.points, + ps = s.datapoints.pointsize; + + var xmin = topSentry, ymin = topSentry, + xmax = bottomSentry, ymax = bottomSentry; + + for (j = 0; j < points.length; j += ps) { + if (points[j] == null) + continue; + + for (m = 0; m < ps; ++m) { + val = points[j + m]; + f = format[m]; + if (!f) + continue; + + if (f.x) { + if (val < xmin) + xmin = val; + if (val > xmax) + xmax = val; + } + if (f.y) { + if (val < ymin) + ymin = val; + if (val > ymax) + ymax = val; + } + } + } + + if (s.bars.show) { + // make sure we got room for the bar on the dancing floor + var delta = s.bars.align == "left" ? 0 : -s.bars.barWidth/2; + if (s.bars.horizontal) { + ymin += delta; + ymax += delta + s.bars.barWidth; + } + else { + xmin += delta; + xmax += delta + s.bars.barWidth; + } + } + + updateAxis(s.xaxis, xmin, xmax); + updateAxis(s.yaxis, ymin, ymax); + } + + for (axis in axes) { + if (axes[axis].datamin == topSentry) + axes[axis].datamin = null; + if (axes[axis].datamax == bottomSentry) + axes[axis].datamax = null; + } + } + + function constructCanvas() { + function makeCanvas(width, height) { + var c = document.createElement('canvas'); + c.width = width; + c.height = height; + if ($.browser.msie) // excanvas hack + c = window.G_vmlCanvasManager.initElement(c); + return c; + } + + canvasWidth = placeholder.width(); + canvasHeight = placeholder.height(); + placeholder.html(""); // clear placeholder + if (placeholder.css("position") == 'static') + placeholder.css("position", "relative"); // for positioning labels and overlay + + if (canvasWidth <= 0 || canvasHeight <= 0) + throw "Invalid dimensions for plot, width = " + canvasWidth + ", height = " + canvasHeight; + + if ($.browser.msie) // excanvas hack + window.G_vmlCanvasManager.init_(document); // make sure everything is setup + + // the canvas + canvas = $(makeCanvas(canvasWidth, canvasHeight)).appendTo(placeholder).get(0); + ctx = canvas.getContext("2d"); + + // overlay canvas for interactive features + overlay = $(makeCanvas(canvasWidth, canvasHeight)).css({ position: 'absolute', left: 0, top: 0 }).appendTo(placeholder).get(0); + octx = overlay.getContext("2d"); + octx.stroke(); + } + + function bindEvents() { + // we include the canvas in the event holder too, because IE 7 + // sometimes has trouble with the stacking order + eventHolder = $([overlay, canvas]); + + // bind events + if (options.grid.hoverable) + eventHolder.mousemove(onMouseMove); + + if (options.grid.clickable) + eventHolder.click(onClick); + + executeHooks(hooks.bindEvents, [eventHolder]); + } + + function setupGrid() { + function setTransformationHelpers(axis, o) { + function identity(x) { return x; } + + var s, m, t = o.transform || identity, + it = o.inverseTransform; + + // add transformation helpers + if (axis == axes.xaxis || axis == axes.x2axis) { + // precompute how much the axis is scaling a point + // in canvas space + s = axis.scale = plotWidth / (t(axis.max) - t(axis.min)); + m = t(axis.min); + + // data point to canvas coordinate + if (t == identity) // slight optimization + axis.p2c = function (p) { return (p - m) * s; }; + else + axis.p2c = function (p) { return (t(p) - m) * s; }; + // canvas coordinate to data point + if (!it) + axis.c2p = function (c) { return m + c / s; }; + else + axis.c2p = function (c) { return it(m + c / s); }; + } + else { + s = axis.scale = plotHeight / (t(axis.max) - t(axis.min)); + m = t(axis.max); + + if (t == identity) + axis.p2c = function (p) { return (m - p) * s; }; + else + axis.p2c = function (p) { return (m - t(p)) * s; }; + if (!it) + axis.c2p = function (c) { return m - c / s; }; + else + axis.c2p = function (c) { return it(m - c / s); }; + } + } + + function measureLabels(axis, axisOptions) { + var i, labels = [], l; + + axis.labelWidth = axisOptions.labelWidth; + axis.labelHeight = axisOptions.labelHeight; + + if (axis == axes.xaxis || axis == axes.x2axis) { + // to avoid measuring the widths of the labels, we + // construct fixed-size boxes and put the labels inside + // them, we don't need the exact figures and the + // fixed-size box content is easy to center + if (axis.labelWidth == null) + axis.labelWidth = canvasWidth / (axis.ticks.length > 0 ? axis.ticks.length : 1); + + // measure x label heights + if (axis.labelHeight == null) { + labels = []; + for (i = 0; i < axis.ticks.length; ++i) { + l = axis.ticks[i].label; + if (l) + labels.push('
' + l + '
'); + } + + if (labels.length > 0) { + var dummyDiv = $('
' + + labels.join("") + '
').appendTo(placeholder); + axis.labelHeight = dummyDiv.height(); + dummyDiv.remove(); + } + } + } + else if (axis.labelWidth == null || axis.labelHeight == null) { + // calculate y label dimensions + for (i = 0; i < axis.ticks.length; ++i) { + l = axis.ticks[i].label; + if (l) + labels.push('
' + l + '
'); + } + + if (labels.length > 0) { + var dummyDiv = $('
' + + labels.join("") + '
').appendTo(placeholder); + if (axis.labelWidth == null) + axis.labelWidth = dummyDiv.width(); + if (axis.labelHeight == null) + axis.labelHeight = dummyDiv.find("div").height(); + dummyDiv.remove(); + } + + } + + if (axis.labelWidth == null) + axis.labelWidth = 0; + if (axis.labelHeight == null) + axis.labelHeight = 0; + } + + function setGridSpacing() { + // get the most space needed around the grid for things + // that may stick out + var maxOutset = options.grid.borderWidth; + for (i = 0; i < series.length; ++i) + maxOutset = Math.max(maxOutset, 2 * (series[i].points.radius + series[i].points.lineWidth/2)); + + plotOffset.left = plotOffset.right = plotOffset.top = plotOffset.bottom = maxOutset; + + var margin = options.grid.labelMargin + options.grid.borderWidth; + + if (axes.xaxis.labelHeight > 0) + plotOffset.bottom = Math.max(maxOutset, axes.xaxis.labelHeight + margin); + if (axes.yaxis.labelWidth > 0) + plotOffset.left = Math.max(maxOutset, axes.yaxis.labelWidth + margin); + if (axes.x2axis.labelHeight > 0) + plotOffset.top = Math.max(maxOutset, axes.x2axis.labelHeight + margin); + if (axes.y2axis.labelWidth > 0) + plotOffset.right = Math.max(maxOutset, axes.y2axis.labelWidth + margin); + + plotWidth = canvasWidth - plotOffset.left - plotOffset.right; + plotHeight = canvasHeight - plotOffset.bottom - plotOffset.top; + } + + var axis; + for (axis in axes) + setRange(axes[axis], options[axis]); + + if (options.grid.show) { + for (axis in axes) { + prepareTickGeneration(axes[axis], options[axis]); + setTicks(axes[axis], options[axis]); + measureLabels(axes[axis], options[axis]); + } + + setGridSpacing(); + } + else { + plotOffset.left = plotOffset.right = plotOffset.top = plotOffset.bottom = 0; + plotWidth = canvasWidth; + plotHeight = canvasHeight; + } + + for (axis in axes) + setTransformationHelpers(axes[axis], options[axis]); + + if (options.grid.show) + insertLabels(); + + insertLegend(); + } + + function setRange(axis, axisOptions) { + var min = +(axisOptions.min != null ? axisOptions.min : axis.datamin), + max = +(axisOptions.max != null ? axisOptions.max : axis.datamax), + delta = max - min; + + if (delta == 0.0) { + // degenerate case + var widen = max == 0 ? 1 : 0.01; + + if (axisOptions.min == null) + min -= widen; + // alway widen max if we couldn't widen min to ensure we + // don't fall into min == max which doesn't work + if (axisOptions.max == null || axisOptions.min != null) + max += widen; + } + else { + // consider autoscaling + var margin = axisOptions.autoscaleMargin; + if (margin != null) { + if (axisOptions.min == null) { + min -= delta * margin; + // make sure we don't go below zero if all values + // are positive + if (min < 0 && axis.datamin != null && axis.datamin >= 0) + min = 0; + } + if (axisOptions.max == null) { + max += delta * margin; + if (max > 0 && axis.datamax != null && axis.datamax <= 0) + max = 0; + } + } + } + axis.min = min; + axis.max = max; + } + + function prepareTickGeneration(axis, axisOptions) { + // estimate number of ticks + var noTicks; + if (typeof axisOptions.ticks == "number" && axisOptions.ticks > 0) + noTicks = axisOptions.ticks; + else if (axis == axes.xaxis || axis == axes.x2axis) + // heuristic based on the model a*sqrt(x) fitted to + // some reasonable data points + noTicks = 0.3 * Math.sqrt(canvasWidth); + else + noTicks = 0.3 * Math.sqrt(canvasHeight); + + var delta = (axis.max - axis.min) / noTicks, + size, generator, unit, formatter, i, magn, norm; + + if (axisOptions.mode == "time") { + // pretty handling of time + + // map of app. size of time units in milliseconds + var timeUnitSize = { + "second": 1000, + "minute": 60 * 1000, + "hour": 60 * 60 * 1000, + "day": 24 * 60 * 60 * 1000, + "month": 30 * 24 * 60 * 60 * 1000, + "year": 365.2425 * 24 * 60 * 60 * 1000 + }; + + + // the allowed tick sizes, after 1 year we use + // an integer algorithm + var spec = [ + [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"] + ]; + + var minSize = 0; + if (axisOptions.minTickSize != null) { + if (typeof axisOptions.tickSize == "number") + minSize = axisOptions.tickSize; + else + minSize = axisOptions.minTickSize[0] * timeUnitSize[axisOptions.minTickSize[1]]; + } + + for (i = 0; i < spec.length - 1; ++i) + if (delta < (spec[i][0] * timeUnitSize[spec[i][1]] + + spec[i + 1][0] * timeUnitSize[spec[i + 1][1]]) / 2 + && spec[i][0] * timeUnitSize[spec[i][1]] >= minSize) + break; + size = spec[i][0]; + unit = spec[i][1]; + + // special-case the possibility of several years + if (unit == "year") { + magn = Math.pow(10, Math.floor(Math.log(delta / timeUnitSize.year) / Math.LN10)); + norm = (delta / timeUnitSize.year) / magn; + if (norm < 1.5) + size = 1; + else if (norm < 3) + size = 2; + else if (norm < 7.5) + size = 5; + else + size = 10; + + size *= magn; + } + + if (axisOptions.tickSize) { + size = axisOptions.tickSize[0]; + unit = axisOptions.tickSize[1]; + } + + generator = function(axis) { + var ticks = [], + tickSize = axis.tickSize[0], unit = axis.tickSize[1], + d = new Date(axis.min); + + var step = tickSize * timeUnitSize[unit]; + + if (unit == "second") + d.setUTCSeconds(floorInBase(d.getUTCSeconds(), tickSize)); + if (unit == "minute") + d.setUTCMinutes(floorInBase(d.getUTCMinutes(), tickSize)); + if (unit == "hour") + d.setUTCHours(floorInBase(d.getUTCHours(), tickSize)); + if (unit == "month") + d.setUTCMonth(floorInBase(d.getUTCMonth(), tickSize)); + if (unit == "year") + d.setUTCFullYear(floorInBase(d.getUTCFullYear(), tickSize)); + + // reset smaller components + d.setUTCMilliseconds(0); + if (step >= timeUnitSize.minute) + d.setUTCSeconds(0); + if (step >= timeUnitSize.hour) + d.setUTCMinutes(0); + if (step >= timeUnitSize.day) + d.setUTCHours(0); + if (step >= timeUnitSize.day * 4) + d.setUTCDate(1); + if (step >= timeUnitSize.year) + d.setUTCMonth(0); + + + var carry = 0, v = Number.NaN, prev; + do { + prev = v; + v = d.getTime(); + ticks.push({ v: v, label: axis.tickFormatter(v, axis) }); + if (unit == "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 + d.setUTCDate(1); + var start = d.getTime(); + d.setUTCMonth(d.getUTCMonth() + 1); + var end = d.getTime(); + d.setTime(v + carry * timeUnitSize.hour + (end - start) * tickSize); + carry = d.getUTCHours(); + d.setUTCHours(0); + } + else + d.setUTCMonth(d.getUTCMonth() + tickSize); + } + else if (unit == "year") { + d.setUTCFullYear(d.getUTCFullYear() + tickSize); + } + else + d.setTime(v + step); + } while (v < axis.max && v != prev); + + return ticks; + }; + + formatter = function (v, axis) { + var d = new Date(v); + + // first check global format + if (axisOptions.timeformat != null) + return $.plot.formatDate(d, axisOptions.timeformat, axisOptions.monthNames); + + var t = axis.tickSize[0] * timeUnitSize[axis.tickSize[1]]; + var span = axis.max - axis.min; + var suffix = (axisOptions.twelveHourClock) ? " %p" : ""; + + if (t < timeUnitSize.minute) + fmt = "%h:%M:%S" + suffix; + else if (t < timeUnitSize.day) { + if (span < 2 * timeUnitSize.day) + fmt = "%h:%M" + suffix; + else + fmt = "%b %d %h:%M" + suffix; + } + else if (t < timeUnitSize.month) + fmt = "%b %d"; + else if (t < timeUnitSize.year) { + if (span < timeUnitSize.year) + fmt = "%b"; + else + fmt = "%b %y"; + } + else + fmt = "%y"; + + return $.plot.formatDate(d, fmt, axisOptions.monthNames); + }; + } + else { + // pretty rounding of base-10 numbers + var maxDec = axisOptions.tickDecimals; + var dec = -Math.floor(Math.log(delta) / Math.LN10); + if (maxDec != null && dec > maxDec) + dec = maxDec; + + magn = Math.pow(10, -dec); + norm = delta / magn; // norm is between 1.0 and 10.0 + + if (norm < 1.5) + size = 1; + else if (norm < 3) { + size = 2; + // special case for 2.5, requires an extra decimal + if (norm > 2.25 && (maxDec == null || dec + 1 <= maxDec)) { + size = 2.5; + ++dec; + } + } + else if (norm < 7.5) + size = 5; + else + size = 10; + + size *= magn; + + if (axisOptions.minTickSize != null && size < axisOptions.minTickSize) + size = axisOptions.minTickSize; + + if (axisOptions.tickSize != null) + size = axisOptions.tickSize; + + axis.tickDecimals = Math.max(0, (maxDec != null) ? maxDec : dec); + + generator = function (axis) { + var ticks = []; + + // spew out all possible ticks + var start = floorInBase(axis.min, axis.tickSize), + i = 0, v = Number.NaN, prev; + do { + prev = v; + v = start + i * axis.tickSize; + ticks.push({ v: v, label: axis.tickFormatter(v, axis) }); + ++i; + } while (v < axis.max && v != prev); + return ticks; + }; + + formatter = function (v, axis) { + return v.toFixed(axis.tickDecimals); + }; + } + + axis.tickSize = unit ? [size, unit] : size; + axis.tickGenerator = generator; + if ($.isFunction(axisOptions.tickFormatter)) + axis.tickFormatter = function (v, axis) { return "" + axisOptions.tickFormatter(v, axis); }; + else + axis.tickFormatter = formatter; + } + + function setTicks(axis, axisOptions) { + axis.ticks = []; + + if (!axis.used) + return; + + if (axisOptions.ticks == null) + axis.ticks = axis.tickGenerator(axis); + else if (typeof axisOptions.ticks == "number") { + if (axisOptions.ticks > 0) + axis.ticks = axis.tickGenerator(axis); + } + else if (axisOptions.ticks) { + var ticks = axisOptions.ticks; + + if ($.isFunction(ticks)) + // generate the ticks + ticks = ticks({ min: axis.min, max: axis.max }); + + // clean up the user-supplied ticks, copy them over + var i, v; + for (i = 0; i < ticks.length; ++i) { + var label = null; + var t = ticks[i]; + if (typeof t == "object") { + v = t[0]; + if (t.length > 1) + label = t[1]; + } + else + v = t; + if (label == null) + label = axis.tickFormatter(v, axis); + axis.ticks[i] = { v: v, label: label }; + } + } + + if (axisOptions.autoscaleMargin != null && axis.ticks.length > 0) { + // snap to ticks + if (axisOptions.min == null) + axis.min = Math.min(axis.min, axis.ticks[0].v); + if (axisOptions.max == null && axis.ticks.length > 1) + axis.max = Math.max(axis.max, axis.ticks[axis.ticks.length - 1].v); + } + } + + function draw() { + ctx.clearRect(0, 0, canvasWidth, canvasHeight); + + var grid = options.grid; + + if (grid.show && !grid.aboveData) + drawGrid(); + + for (var i = 0; i < series.length; ++i) + drawSeries(series[i]); + + executeHooks(hooks.draw, [ctx]); + + if (grid.show && grid.aboveData) + drawGrid(); + } + + function extractRange(ranges, coord) { + var firstAxis = coord + "axis", + secondaryAxis = coord + "2axis", + axis, from, to, reverse; + + if (ranges[firstAxis]) { + axis = axes[firstAxis]; + from = ranges[firstAxis].from; + to = ranges[firstAxis].to; + } + else if (ranges[secondaryAxis]) { + axis = axes[secondaryAxis]; + from = ranges[secondaryAxis].from; + to = ranges[secondaryAxis].to; + } + else { + // backwards-compat stuff - to be removed in future + axis = axes[firstAxis]; + from = ranges[coord + "1"]; + to = ranges[coord + "2"]; + } + + // auto-reverse as an added bonus + if (from != null && to != null && from > to) + return { from: to, to: from, axis: axis }; + + return { from: from, to: to, axis: axis }; + } + + function drawGrid() { + var i; + + ctx.save(); + ctx.translate(plotOffset.left, plotOffset.top); + + // draw background, if any + if (options.grid.backgroundColor) { + ctx.fillStyle = getColorOrGradient(options.grid.backgroundColor, plotHeight, 0, "rgba(255, 255, 255, 0)"); + ctx.fillRect(0, 0, plotWidth, plotHeight); + } + + // draw markings + var markings = options.grid.markings; + if (markings) { + if ($.isFunction(markings)) + // xmin etc. are backwards-compatible, to be removed in future + markings = markings({ xmin: axes.xaxis.min, xmax: axes.xaxis.max, ymin: axes.yaxis.min, ymax: axes.yaxis.max, xaxis: axes.xaxis, yaxis: axes.yaxis, x2axis: axes.x2axis, y2axis: axes.y2axis }); + + for (i = 0; i < markings.length; ++i) { + var m = markings[i], + xrange = extractRange(m, "x"), + yrange = extractRange(m, "y"); + + // fill in missing + if (xrange.from == null) + xrange.from = xrange.axis.min; + if (xrange.to == null) + xrange.to = xrange.axis.max; + if (yrange.from == null) + yrange.from = yrange.axis.min; + if (yrange.to == null) + yrange.to = yrange.axis.max; + + // clip + if (xrange.to < xrange.axis.min || xrange.from > xrange.axis.max || + yrange.to < yrange.axis.min || yrange.from > yrange.axis.max) + continue; + + xrange.from = Math.max(xrange.from, xrange.axis.min); + xrange.to = Math.min(xrange.to, xrange.axis.max); + yrange.from = Math.max(yrange.from, yrange.axis.min); + yrange.to = Math.min(yrange.to, yrange.axis.max); + + if (xrange.from == xrange.to && yrange.from == yrange.to) + continue; + + // then draw + xrange.from = xrange.axis.p2c(xrange.from); + xrange.to = xrange.axis.p2c(xrange.to); + yrange.from = yrange.axis.p2c(yrange.from); + yrange.to = yrange.axis.p2c(yrange.to); + + if (xrange.from == xrange.to || yrange.from == yrange.to) { + // draw line + ctx.beginPath(); + ctx.strokeStyle = m.color || options.grid.markingsColor; + ctx.lineWidth = m.lineWidth || options.grid.markingsLineWidth; + //ctx.moveTo(Math.floor(xrange.from), yrange.from); + //ctx.lineTo(Math.floor(xrange.to), yrange.to); + ctx.moveTo(xrange.from, yrange.from); + ctx.lineTo(xrange.to, yrange.to); + ctx.stroke(); + } + else { + // fill area + ctx.fillStyle = m.color || options.grid.markingsColor; + ctx.fillRect(xrange.from, yrange.to, + xrange.to - xrange.from, + yrange.from - yrange.to); + } + } + } + + // draw the inner grid + ctx.lineWidth = 1; + ctx.strokeStyle = options.grid.tickColor; + ctx.beginPath(); + var v, axis = axes.xaxis; + for (i = 0; i < axis.ticks.length; ++i) { + v = axis.ticks[i].v; + if (v <= axis.min || v >= axes.xaxis.max) + continue; // skip those lying on the axes + + ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, 0); + ctx.lineTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, plotHeight); + } + + axis = axes.yaxis; + for (i = 0; i < axis.ticks.length; ++i) { + v = axis.ticks[i].v; + if (v <= axis.min || v >= axis.max) + continue; + + ctx.moveTo(0, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); + ctx.lineTo(plotWidth, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); + } + + axis = axes.x2axis; + for (i = 0; i < axis.ticks.length; ++i) { + v = axis.ticks[i].v; + if (v <= axis.min || v >= axis.max) + continue; + + ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, -5); + ctx.lineTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, 5); + } + + axis = axes.y2axis; + for (i = 0; i < axis.ticks.length; ++i) { + v = axis.ticks[i].v; + if (v <= axis.min || v >= axis.max) + continue; + + ctx.moveTo(plotWidth-5, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); + ctx.lineTo(plotWidth+5, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); + } + + ctx.stroke(); + + if (options.grid.borderWidth) { + // draw border + var bw = options.grid.borderWidth; + ctx.lineWidth = bw; + ctx.strokeStyle = options.grid.borderColor; + ctx.strokeRect(-bw/2, -bw/2, plotWidth + bw, plotHeight + bw); + } + + ctx.restore(); + } + + function insertLabels() { + placeholder.find(".tickLabels").remove(); + + var html = ['
']; + + function addLabels(axis, labelGenerator) { + for (var i = 0; i < axis.ticks.length; ++i) { + var tick = axis.ticks[i]; + if (!tick.label || tick.v < axis.min || tick.v > axis.max) + continue; + html.push(labelGenerator(tick, axis)); + } + } + + var margin = options.grid.labelMargin + options.grid.borderWidth; + + addLabels(axes.xaxis, function (tick, axis) { + return '
' + tick.label + "
"; + }); + + + addLabels(axes.yaxis, function (tick, axis) { + return '
' + tick.label + "
"; + }); + + addLabels(axes.x2axis, function (tick, axis) { + return '
' + tick.label + "
"; + }); + + addLabels(axes.y2axis, function (tick, axis) { + return '
' + tick.label + "
"; + }); + + html.push('
'); + + placeholder.append(html.join("")); + } + + function drawSeries(series) { + if (series.lines.show) + drawSeriesLines(series); + if (series.bars.show) + drawSeriesBars(series); + if (series.points.show) + drawSeriesPoints(series); + } + + function drawSeriesLines(series) { + function plotLine(datapoints, xoffset, yoffset, axisx, axisy) { + var points = datapoints.points, + ps = datapoints.pointsize, + prevx = null, prevy = null; + + ctx.beginPath(); + for (var i = ps; i < points.length; i += ps) { + var x1 = points[i - ps], y1 = points[i - ps + 1], + x2 = points[i], y2 = points[i + 1]; + + if (x1 == null || x2 == null) + continue; + + // clip with ymin + if (y1 <= y2 && y1 < axisy.min) { + if (y2 < axisy.min) + continue; // line segment is outside + // compute new intersection point + x1 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; + y1 = axisy.min; + } + else if (y2 <= y1 && y2 < axisy.min) { + if (y1 < axisy.min) + continue; + x2 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; + y2 = axisy.min; + } + + // clip with ymax + if (y1 >= y2 && y1 > axisy.max) { + if (y2 > axisy.max) + continue; + x1 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; + y1 = axisy.max; + } + else if (y2 >= y1 && y2 > axisy.max) { + if (y1 > axisy.max) + continue; + x2 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; + y2 = axisy.max; + } + + // clip with xmin + if (x1 <= x2 && x1 < axisx.min) { + if (x2 < axisx.min) + continue; + y1 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; + x1 = axisx.min; + } + else if (x2 <= x1 && x2 < axisx.min) { + if (x1 < axisx.min) + continue; + y2 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; + x2 = axisx.min; + } + + // clip with xmax + if (x1 >= x2 && x1 > axisx.max) { + if (x2 > axisx.max) + continue; + y1 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; + x1 = axisx.max; + } + else if (x2 >= x1 && x2 > axisx.max) { + if (x1 > axisx.max) + continue; + y2 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; + x2 = axisx.max; + } + + if (x1 != prevx || y1 != prevy) + ctx.moveTo(axisx.p2c(x1) + xoffset, axisy.p2c(y1) + yoffset); + + prevx = x2; + prevy = y2; + ctx.lineTo(axisx.p2c(x2) + xoffset, axisy.p2c(y2) + yoffset); + } + ctx.stroke(); + } + + function plotLineArea(datapoints, axisx, axisy) { + var points = datapoints.points, + ps = datapoints.pointsize, + bottom = Math.min(Math.max(0, axisy.min), axisy.max), + top, lastX = 0, areaOpen = false; + + for (var i = ps; i < points.length; i += ps) { + var x1 = points[i - ps], y1 = points[i - ps + 1], + x2 = points[i], y2 = points[i + 1]; + + if (areaOpen && x1 != null && x2 == null) { + // close area + ctx.lineTo(axisx.p2c(lastX), axisy.p2c(bottom)); + ctx.fill(); + areaOpen = false; + continue; + } + + if (x1 == null || x2 == null) + continue; + + // clip x values + + // clip with xmin + if (x1 <= x2 && x1 < axisx.min) { + if (x2 < axisx.min) + continue; + y1 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; + x1 = axisx.min; + } + else if (x2 <= x1 && x2 < axisx.min) { + if (x1 < axisx.min) + continue; + y2 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; + x2 = axisx.min; + } + + // clip with xmax + if (x1 >= x2 && x1 > axisx.max) { + if (x2 > axisx.max) + continue; + y1 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; + x1 = axisx.max; + } + else if (x2 >= x1 && x2 > axisx.max) { + if (x1 > axisx.max) + continue; + y2 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; + x2 = axisx.max; + } + + if (!areaOpen) { + // open area + ctx.beginPath(); + ctx.moveTo(axisx.p2c(x1), axisy.p2c(bottom)); + areaOpen = true; + } + + // now first check the case where both is outside + if (y1 >= axisy.max && y2 >= axisy.max) { + ctx.lineTo(axisx.p2c(x1), axisy.p2c(axisy.max)); + ctx.lineTo(axisx.p2c(x2), axisy.p2c(axisy.max)); + lastX = x2; + continue; + } + else if (y1 <= axisy.min && y2 <= axisy.min) { + ctx.lineTo(axisx.p2c(x1), axisy.p2c(axisy.min)); + ctx.lineTo(axisx.p2c(x2), axisy.p2c(axisy.min)); + lastX = x2; + continue; + } + + // else it's a bit more complicated, there might + // be two rectangles and two triangles we need to fill + // in; to find these keep track of the current x values + var x1old = x1, x2old = x2; + + // and clip the y values, without shortcutting + + // clip with ymin + if (y1 <= y2 && y1 < axisy.min && y2 >= axisy.min) { + x1 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; + y1 = axisy.min; + } + else if (y2 <= y1 && y2 < axisy.min && y1 >= axisy.min) { + x2 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; + y2 = axisy.min; + } + + // clip with ymax + if (y1 >= y2 && y1 > axisy.max && y2 <= axisy.max) { + x1 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; + y1 = axisy.max; + } + else if (y2 >= y1 && y2 > axisy.max && y1 <= axisy.max) { + x2 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; + y2 = axisy.max; + } + + + // if the x value was changed we got a rectangle + // to fill + if (x1 != x1old) { + if (y1 <= axisy.min) + top = axisy.min; + else + top = axisy.max; + + ctx.lineTo(axisx.p2c(x1old), axisy.p2c(top)); + ctx.lineTo(axisx.p2c(x1), axisy.p2c(top)); + } + + // fill the triangles + ctx.lineTo(axisx.p2c(x1), axisy.p2c(y1)); + ctx.lineTo(axisx.p2c(x2), axisy.p2c(y2)); + + // fill the other rectangle if it's there + if (x2 != x2old) { + if (y2 <= axisy.min) + top = axisy.min; + else + top = axisy.max; + + ctx.lineTo(axisx.p2c(x2), axisy.p2c(top)); + ctx.lineTo(axisx.p2c(x2old), axisy.p2c(top)); + } + + lastX = Math.max(x2, x2old); + } + + if (areaOpen) { + ctx.lineTo(axisx.p2c(lastX), axisy.p2c(bottom)); + ctx.fill(); + } + } + + ctx.save(); + ctx.translate(plotOffset.left, plotOffset.top); + ctx.lineJoin = "round"; + + var lw = series.lines.lineWidth, + sw = series.shadowSize; + // FIXME: consider another form of shadow when filling is turned on + if (lw > 0 && sw > 0) { + // draw shadow as a thick and thin line with transparency + ctx.lineWidth = sw; + ctx.strokeStyle = "rgba(0,0,0,0.1)"; + // position shadow at angle from the mid of line + var angle = Math.PI/18; + plotLine(series.datapoints, Math.sin(angle) * (lw/2 + sw/2), Math.cos(angle) * (lw/2 + sw/2), series.xaxis, series.yaxis); + ctx.lineWidth = sw/2; + plotLine(series.datapoints, Math.sin(angle) * (lw/2 + sw/4), Math.cos(angle) * (lw/2 + sw/4), series.xaxis, series.yaxis); + } + + ctx.lineWidth = lw; + ctx.strokeStyle = series.color; + var fillStyle = getFillStyle(series.lines, series.color, 0, plotHeight); + if (fillStyle) { + ctx.fillStyle = fillStyle; + plotLineArea(series.datapoints, series.xaxis, series.yaxis); + } + + if (lw > 0) + plotLine(series.datapoints, 0, 0, series.xaxis, series.yaxis); + ctx.restore(); + } + + function drawSeriesPoints(series) { + function plotPoints(datapoints, radius, fillStyle, offset, circumference, axisx, axisy) { + var points = datapoints.points, ps = datapoints.pointsize; + + for (var i = 0; i < points.length; i += ps) { + var x = points[i], y = points[i + 1]; + if (x == null || x < axisx.min || x > axisx.max || y < axisy.min || y > axisy.max) + continue; + + ctx.beginPath(); + ctx.arc(axisx.p2c(x), axisy.p2c(y) + offset, radius, 0, circumference, false); + if (fillStyle) { + ctx.fillStyle = fillStyle; + ctx.fill(); + } + ctx.stroke(); + } + } + + ctx.save(); + ctx.translate(plotOffset.left, plotOffset.top); + + var lw = series.lines.lineWidth, + sw = series.shadowSize, + radius = series.points.radius; + if (lw > 0 && sw > 0) { + // draw shadow in two steps + var w = sw / 2; + ctx.lineWidth = w; + ctx.strokeStyle = "rgba(0,0,0,0.1)"; + plotPoints(series.datapoints, radius, null, w + w/2, Math.PI, + series.xaxis, series.yaxis); + + ctx.strokeStyle = "rgba(0,0,0,0.2)"; + plotPoints(series.datapoints, radius, null, w/2, Math.PI, + series.xaxis, series.yaxis); + } + + ctx.lineWidth = lw; + ctx.strokeStyle = series.color; + plotPoints(series.datapoints, radius, + getFillStyle(series.points, series.color), 0, 2 * Math.PI, + series.xaxis, series.yaxis); + ctx.restore(); + } + + function drawBar(x, y, b, barLeft, barRight, offset, fillStyleCallback, axisx, axisy, c, horizontal) { + var left, right, bottom, top, + drawLeft, drawRight, drawTop, drawBottom, + tmp; + + if (horizontal) { + drawBottom = drawRight = drawTop = true; + drawLeft = false; + left = b; + right = x; + top = y + barLeft; + bottom = y + barRight; + + // account for negative bars + if (right < left) { + tmp = right; + right = left; + left = tmp; + drawLeft = true; + drawRight = false; + } + } + else { + drawLeft = drawRight = drawTop = true; + drawBottom = false; + left = x + barLeft; + right = x + barRight; + bottom = b; + top = y; + + // account for negative bars + if (top < bottom) { + tmp = top; + top = bottom; + bottom = tmp; + drawBottom = true; + drawTop = false; + } + } + + // clip + if (right < axisx.min || left > axisx.max || + top < axisy.min || bottom > axisy.max) + return; + + if (left < axisx.min) { + left = axisx.min; + drawLeft = false; + } + + if (right > axisx.max) { + right = axisx.max; + drawRight = false; + } + + if (bottom < axisy.min) { + bottom = axisy.min; + drawBottom = false; + } + + if (top > axisy.max) { + top = axisy.max; + drawTop = false; + } + + left = axisx.p2c(left); + bottom = axisy.p2c(bottom); + right = axisx.p2c(right); + top = axisy.p2c(top); + + // fill the bar + if (fillStyleCallback) { + c.beginPath(); + c.moveTo(left, bottom); + c.lineTo(left, top); + c.lineTo(right, top); + c.lineTo(right, bottom); + c.fillStyle = fillStyleCallback(bottom, top); + c.fill(); + } + + // draw outline + if (drawLeft || drawRight || drawTop || drawBottom) { + c.beginPath(); + + // FIXME: inline moveTo is buggy with excanvas + c.moveTo(left, bottom + offset); + if (drawLeft) + c.lineTo(left, top + offset); + else + c.moveTo(left, top + offset); + if (drawTop) + c.lineTo(right, top + offset); + else + c.moveTo(right, top + offset); + if (drawRight) + c.lineTo(right, bottom + offset); + else + c.moveTo(right, bottom + offset); + if (drawBottom) + c.lineTo(left, bottom + offset); + else + c.moveTo(left, bottom + offset); + c.stroke(); + } + } + + function drawSeriesBars(series) { + function plotBars(datapoints, barLeft, barRight, offset, fillStyleCallback, axisx, axisy) { + var points = datapoints.points, ps = datapoints.pointsize; + + for (var i = 0; i < points.length; i += ps) { + if (points[i] == null) + continue; + drawBar(points[i], points[i + 1], points[i + 2], barLeft, barRight, offset, fillStyleCallback, axisx, axisy, ctx, series.bars.horizontal); + } + } + + ctx.save(); + ctx.translate(plotOffset.left, plotOffset.top); + + // FIXME: figure out a way to add shadows (for instance along the right edge) + ctx.lineWidth = series.bars.lineWidth; + ctx.strokeStyle = series.color; + var barLeft = series.bars.align == "left" ? 0 : -series.bars.barWidth/2; + var fillStyleCallback = series.bars.fill ? function (bottom, top) { return getFillStyle(series.bars, series.color, bottom, top); } : null; + plotBars(series.datapoints, barLeft, barLeft + series.bars.barWidth, 0, fillStyleCallback, series.xaxis, series.yaxis); + ctx.restore(); + } + + function getFillStyle(filloptions, seriesColor, bottom, top) { + var fill = filloptions.fill; + if (!fill) + return null; + + if (filloptions.fillColor) + return getColorOrGradient(filloptions.fillColor, bottom, top, seriesColor); + + var c = $.color.parse(seriesColor); + c.a = typeof fill == "number" ? fill : 0.4; + c.normalize(); + return c.toString(); + } + + function insertLegend() { + placeholder.find(".legend").remove(); + + if (!options.legend.show) + return; + + var fragments = [], rowStarted = false, + lf = options.legend.labelFormatter, s, label; + for (i = 0; i < series.length; ++i) { + s = series[i]; + label = s.label; + if (!label) + continue; + + if (i % options.legend.noColumns == 0) { + if (rowStarted) + fragments.push(''); + fragments.push(''); + rowStarted = true; + } + + if (lf) + label = lf(label, s); + + fragments.push( + '
' + + '' + label + ''); + } + if (rowStarted) + fragments.push(''); + + if (fragments.length == 0) + return; + + var table = '' + fragments.join("") + '
'; + if (options.legend.container != null) + $(options.legend.container).html(table); + else { + var pos = "", + p = options.legend.position, + m = options.legend.margin; + if (m[0] == null) + m = [m, m]; + if (p.charAt(0) == "n") + pos += 'top:' + (m[1] + plotOffset.top) + 'px;'; + else if (p.charAt(0) == "s") + pos += 'bottom:' + (m[1] + plotOffset.bottom) + 'px;'; + if (p.charAt(1) == "e") + pos += 'right:' + (m[0] + plotOffset.right) + 'px;'; + else if (p.charAt(1) == "w") + pos += 'left:' + (m[0] + plotOffset.left) + 'px;'; + var legend = $('
' + table.replace('style="', 'style="position:absolute;' + pos +';') + '
').appendTo(placeholder); + if (options.legend.backgroundOpacity != 0.0) { + // put in the transparent background + // separately to avoid blended labels and + // label boxes + var c = options.legend.backgroundColor; + if (c == null) { + c = options.grid.backgroundColor; + if (c && typeof c == "string") + c = $.color.parse(c); + else + c = $.color.extract(legend, 'background-color'); + c.a = 1; + c = c.toString(); + } + var div = legend.children(); + $('
').prependTo(legend).css('opacity', options.legend.backgroundOpacity); + } + } + } + + + // interactive features + + var highlights = [], + redrawTimeout = null; + + // returns the data item the mouse is over, or null if none is found + function findNearbyItem(mouseX, mouseY, seriesFilter) { + var maxDistance = options.grid.mouseActiveRadius, + smallestDistance = maxDistance * maxDistance + 1, + item = null, foundPoint = false, i, j; + + for (i = 0; i < series.length; ++i) { + if (!seriesFilter(series[i])) + continue; + + var s = series[i], + axisx = s.xaxis, + axisy = s.yaxis, + points = s.datapoints.points, + ps = s.datapoints.pointsize, + mx = axisx.c2p(mouseX), // precompute some stuff to make the loop faster + my = axisy.c2p(mouseY), + maxx = maxDistance / axisx.scale, + maxy = maxDistance / axisy.scale; + + if (s.lines.show || s.points.show) { + for (j = 0; j < points.length; j += ps) { + var x = points[j], y = points[j + 1]; + if (x == null) + continue; + + // For points and lines, the cursor must be within a + // certain distance to the data point + if (x - mx > maxx || x - mx < -maxx || + y - my > maxy || y - my < -maxy) + continue; + + // We have to calculate distances in pixels, not in + // data units, because the scales of the axes may be different + var dx = Math.abs(axisx.p2c(x) - mouseX), + dy = Math.abs(axisy.p2c(y) - mouseY), + dist = dx * dx + dy * dy; // we save the sqrt + + // use <= to ensure last point takes precedence + // (last generally means on top of) + if (dist <= smallestDistance) { + smallestDistance = dist; + item = [i, j / ps]; + } + } + } + + if (s.bars.show && !item) { // no other point can be nearby + var barLeft = s.bars.align == "left" ? 0 : -s.bars.barWidth/2, + barRight = barLeft + s.bars.barWidth; + + for (j = 0; j < points.length; j += ps) { + var x = points[j], y = points[j + 1], b = points[j + 2]; + if (x == null) + continue; + + // for a bar graph, the cursor must be inside the bar + if (series[i].bars.horizontal ? + (mx <= Math.max(b, x) && mx >= Math.min(b, x) && + my >= y + barLeft && my <= y + barRight) : + (mx >= x + barLeft && mx <= x + barRight && + my >= Math.min(b, y) && my <= Math.max(b, y))) + item = [i, j / ps]; + } + } + } + + if (item) { + i = item[0]; + j = item[1]; + ps = series[i].datapoints.pointsize; + + return { datapoint: series[i].datapoints.points.slice(j * ps, (j + 1) * ps), + dataIndex: j, + series: series[i], + seriesIndex: i }; + } + + return null; + } + + function onMouseMove(e) { + if (options.grid.hoverable) + triggerClickHoverEvent("plothover", e, + function (s) { return s["hoverable"] != false; }); + } + + function onClick(e) { + triggerClickHoverEvent("plotclick", e, + function (s) { return s["clickable"] != false; }); + } + + // trigger click or hover event (they send the same parameters + // so we share their code) + function triggerClickHoverEvent(eventname, event, seriesFilter) { + var offset = eventHolder.offset(), + pos = { pageX: event.pageX, pageY: event.pageY }, + canvasX = event.pageX - offset.left - plotOffset.left, + canvasY = event.pageY - offset.top - plotOffset.top; + + if (axes.xaxis.used) + pos.x = axes.xaxis.c2p(canvasX); + if (axes.yaxis.used) + pos.y = axes.yaxis.c2p(canvasY); + if (axes.x2axis.used) + pos.x2 = axes.x2axis.c2p(canvasX); + if (axes.y2axis.used) + pos.y2 = axes.y2axis.c2p(canvasY); + + var item = findNearbyItem(canvasX, canvasY, seriesFilter); + + if (item) { + // fill in mouse pos for any listeners out there + item.pageX = parseInt(item.series.xaxis.p2c(item.datapoint[0]) + offset.left + plotOffset.left); + item.pageY = parseInt(item.series.yaxis.p2c(item.datapoint[1]) + offset.top + plotOffset.top); + } + + if (options.grid.autoHighlight) { + // clear auto-highlights + for (var i = 0; i < highlights.length; ++i) { + var h = highlights[i]; + if (h.auto == eventname && + !(item && h.series == item.series && h.point == item.datapoint)) + unhighlight(h.series, h.point); + } + + if (item) + highlight(item.series, item.datapoint, eventname); + } + + placeholder.trigger(eventname, [ pos, item ]); + } + + function triggerRedrawOverlay() { + if (!redrawTimeout) + redrawTimeout = setTimeout(drawOverlay, 30); + } + + function drawOverlay() { + redrawTimeout = null; + + // draw highlights + octx.save(); + octx.clearRect(0, 0, canvasWidth, canvasHeight); + octx.translate(plotOffset.left, plotOffset.top); + + var i, hi; + for (i = 0; i < highlights.length; ++i) { + hi = highlights[i]; + + if (hi.series.bars.show) + drawBarHighlight(hi.series, hi.point); + else + drawPointHighlight(hi.series, hi.point); + } + octx.restore(); + + executeHooks(hooks.drawOverlay, [octx]); + } + + function highlight(s, point, auto) { + if (typeof s == "number") + s = series[s]; + + if (typeof point == "number") + point = s.data[point]; + + var i = indexOfHighlight(s, point); + if (i == -1) { + highlights.push({ series: s, point: point, auto: auto }); + + triggerRedrawOverlay(); + } + else if (!auto) + highlights[i].auto = false; + } + + function unhighlight(s, point) { + if (s == null && point == null) { + highlights = []; + triggerRedrawOverlay(); + } + + if (typeof s == "number") + s = series[s]; + + if (typeof point == "number") + point = s.data[point]; + + var i = indexOfHighlight(s, point); + if (i != -1) { + highlights.splice(i, 1); + + triggerRedrawOverlay(); + } + } + + function indexOfHighlight(s, p) { + for (var i = 0; i < highlights.length; ++i) { + var h = highlights[i]; + if (h.series == s && h.point[0] == p[0] + && h.point[1] == p[1]) + return i; + } + return -1; + } + + function drawPointHighlight(series, point) { + var x = point[0], y = point[1], + axisx = series.xaxis, axisy = series.yaxis; + + if (x < axisx.min || x > axisx.max || y < axisy.min || y > axisy.max) + return; + + var pointRadius = series.points.radius + series.points.lineWidth / 2; + octx.lineWidth = pointRadius; + octx.strokeStyle = $.color.parse(series.color).scale('a', 0.5).toString(); + var radius = 1.5 * pointRadius; + octx.beginPath(); + octx.arc(axisx.p2c(x), axisy.p2c(y), radius, 0, 2 * Math.PI, false); + octx.stroke(); + } + + function drawBarHighlight(series, point) { + octx.lineWidth = series.bars.lineWidth; + octx.strokeStyle = $.color.parse(series.color).scale('a', 0.5).toString(); + var fillStyle = $.color.parse(series.color).scale('a', 0.5).toString(); + var barLeft = series.bars.align == "left" ? 0 : -series.bars.barWidth/2; + drawBar(point[0], point[1], point[2] || 0, barLeft, barLeft + series.bars.barWidth, + 0, function () { return fillStyle; }, series.xaxis, series.yaxis, octx, series.bars.horizontal); + } + + function getColorOrGradient(spec, bottom, top, defaultColor) { + if (typeof spec == "string") + return spec; + else { + // assume this is a gradient spec; IE currently only + // supports a simple vertical gradient properly, so that's + // what we support too + var gradient = ctx.createLinearGradient(0, top, 0, bottom); + + for (var i = 0, l = spec.colors.length; i < l; ++i) { + var c = spec.colors[i]; + if (typeof c != "string") { + c = $.color.parse(defaultColor).scale('rgb', c.brightness); + c.a *= c.opacity; + c = c.toString(); + } + gradient.addColorStop(i / (l - 1), c); + } + + return gradient; + } + } + } + + $.plot = function(placeholder, data, options) { + var plot = new Plot($(placeholder), data, options, $.plot.plugins); + /*var t0 = new Date(); + var t1 = new Date(); + var tstr = "time used (msecs): " + (t1.getTime() - t0.getTime()) + if (window.console) + console.log(tstr); + else + alert(tstr);*/ + return plot; + }; + + $.plot.plugins = []; + + // returns a string with the date d formatted according to fmt + $.plot.formatDate = function(d, fmt, monthNames) { + var leftPad = function(n) { + n = "" + n; + return n.length == 1 ? "0" + n : n; + }; + + var r = []; + var escape = false; + var hours = d.getUTCHours(); + var isAM = hours < 12; + if (monthNames == null) + monthNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]; + + if (fmt.search(/%p|%P/) != -1) { + if (hours > 12) { + hours = hours - 12; + } else if (hours == 0) { + hours = 12; + } + } + for (var i = 0; i < fmt.length; ++i) { + var c = fmt.charAt(i); + + if (escape) { + switch (c) { + case 'h': c = "" + hours; break; + case 'H': c = leftPad(hours); break; + case 'M': c = leftPad(d.getUTCMinutes()); break; + case 'S': c = leftPad(d.getUTCSeconds()); break; + case 'd': c = "" + d.getUTCDate(); break; + case 'm': c = "" + (d.getUTCMonth() + 1); break; + case 'y': c = "" + d.getUTCFullYear(); break; + case 'b': c = "" + monthNames[d.getUTCMonth()]; break; + case 'p': c = (isAM) ? ("" + "am") : ("" + "pm"); break; + case 'P': c = (isAM) ? ("" + "AM") : ("" + "PM"); break; + } + r.push(c); + escape = false; + } + else { + if (c == "%") + escape = true; + else + r.push(c); + } + } + return r.join(""); + }; + + // round to nearby lower multiple of base + function floorInBase(n, base) { + return base * Math.floor(n / base); + } + +})(jQuery); diff --git a/ebus/web/static/jquery.js b/ebus/web/static/jquery.js new file mode 100644 index 0000000..9263574 --- /dev/null +++ b/ebus/web/static/jquery.js @@ -0,0 +1,4376 @@ +/*! + * jQuery JavaScript Library v1.3.2 + * http://jquery.com/ + * + * Copyright (c) 2009 John Resig + * Dual licensed under the MIT and GPL licenses. + * http://docs.jquery.com/License + * + * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009) + * Revision: 6246 + */ +(function(){ + +var + // Will speed up references to window, and allows munging its name. + window = this, + // Will speed up references to undefined, and allows munging its name. + undefined, + // Map over jQuery in case of overwrite + _jQuery = window.jQuery, + // Map over the $ in case of overwrite + _$ = window.$, + + jQuery = window.jQuery = window.$ = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + return new jQuery.fn.init( selector, context ); + }, + + // A simple way to check for HTML strings or ID strings + // (both of which we optimize for) + quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/, + // Is it a simple selector + isSimple = /^.[^:#\[\.,]*$/; + +jQuery.fn = jQuery.prototype = { + init: function( selector, context ) { + // Make sure that a selection was provided + selector = selector || document; + + // Handle $(DOMElement) + if ( selector.nodeType ) { + this[0] = selector; + this.length = 1; + this.context = selector; + return this; + } + // Handle HTML strings + if ( typeof selector === "string" ) { + // Are we dealing with HTML string or an ID? + var match = quickExpr.exec( selector ); + + // Verify a match, and that no context was specified for #id + if ( match && (match[1] || !context) ) { + + // HANDLE: $(html) -> $(array) + if ( match[1] ) + selector = jQuery.clean( [ match[1] ], context ); + + // HANDLE: $("#id") + else { + var elem = document.getElementById( match[3] ); + + // Handle the case where IE and Opera return items + // by name instead of ID + if ( elem && elem.id != match[3] ) + return jQuery().find( selector ); + + // Otherwise, we inject the element directly into the jQuery object + var ret = jQuery( elem || [] ); + ret.context = document; + ret.selector = selector; + return ret; + } + + // HANDLE: $(expr, [context]) + // (which is just equivalent to: $(content).find(expr) + } else + return jQuery( context ).find( selector ); + + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) + return jQuery( document ).ready( selector ); + + // Make sure that old selector state is passed along + if ( selector.selector && selector.context ) { + this.selector = selector.selector; + this.context = selector.context; + } + + return this.setArray(jQuery.isArray( selector ) ? + selector : + jQuery.makeArray(selector)); + }, + + // Start with an empty selector + selector: "", + + // The current version of jQuery being used + jquery: "1.3.2", + + // The number of elements contained in the matched element set + size: function() { + return this.length; + }, + + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num === undefined ? + + // Return a 'clean' array + Array.prototype.slice.call( this ) : + + // Return just the object + this[ num ]; + }, + + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems, name, selector ) { + // Build a new jQuery matched element set + var ret = jQuery( elems ); + + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + + ret.context = this.context; + + if ( name === "find" ) + ret.selector = this.selector + (this.selector ? " " : "") + selector; + else if ( name ) + ret.selector = this.selector + "." + name + "(" + selector + ")"; + + // Return the newly-formed element set + return ret; + }, + + // Force the current matched set of elements to become + // the specified array of elements (destroying the stack in the process) + // You should use pushStack() in order to do this, but maintain the stack + setArray: function( elems ) { + // Resetting the length to 0, then using the native Array push + // is a super-fast way to populate an object with array-like properties + this.length = 0; + Array.prototype.push.apply( this, elems ); + + return this; + }, + + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, + + // Determine the position of an element within + // the matched set of elements + index: function( elem ) { + // Locate the position of the desired element + return jQuery.inArray( + // If it receives a jQuery object, the first element is used + elem && elem.jquery ? elem[0] : elem + , this ); + }, + + attr: function( name, value, type ) { + var options = name; + + // Look for the case where we're accessing a style value + if ( typeof name === "string" ) + if ( value === undefined ) + return this[0] && jQuery[ type || "attr" ]( this[0], name ); + + else { + options = {}; + options[ name ] = value; + } + + // Check to see if we're setting style values + return this.each(function(i){ + // Set all the styles + for ( name in options ) + jQuery.attr( + type ? + this.style : + this, + name, jQuery.prop( this, options[ name ], type, i, name ) + ); + }); + }, + + css: function( key, value ) { + // ignore negative width and height values + if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 ) + value = undefined; + return this.attr( key, value, "curCSS" ); + }, + + text: function( text ) { + if ( typeof text !== "object" && text != null ) + return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) ); + + var ret = ""; + + jQuery.each( text || this, function(){ + jQuery.each( this.childNodes, function(){ + if ( this.nodeType != 8 ) + ret += this.nodeType != 1 ? + this.nodeValue : + jQuery.fn.text( [ this ] ); + }); + }); + + return ret; + }, + + wrapAll: function( html ) { + if ( this[0] ) { + // The elements to wrap the target around + var wrap = jQuery( html, this[0].ownerDocument ).clone(); + + if ( this[0].parentNode ) + wrap.insertBefore( this[0] ); + + wrap.map(function(){ + var elem = this; + + while ( elem.firstChild ) + elem = elem.firstChild; + + return elem; + }).append(this); + } + + return this; + }, + + wrapInner: function( html ) { + return this.each(function(){ + jQuery( this ).contents().wrapAll( html ); + }); + }, + + wrap: function( html ) { + return this.each(function(){ + jQuery( this ).wrapAll( html ); + }); + }, + + append: function() { + return this.domManip(arguments, true, function(elem){ + if (this.nodeType == 1) + this.appendChild( elem ); + }); + }, + + prepend: function() { + return this.domManip(arguments, true, function(elem){ + if (this.nodeType == 1) + this.insertBefore( elem, this.firstChild ); + }); + }, + + before: function() { + return this.domManip(arguments, false, function(elem){ + this.parentNode.insertBefore( elem, this ); + }); + }, + + after: function() { + return this.domManip(arguments, false, function(elem){ + this.parentNode.insertBefore( elem, this.nextSibling ); + }); + }, + + end: function() { + return this.prevObject || jQuery( [] ); + }, + + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: [].push, + sort: [].sort, + splice: [].splice, + + find: function( selector ) { + if ( this.length === 1 ) { + var ret = this.pushStack( [], "find", selector ); + ret.length = 0; + jQuery.find( selector, this[0], ret ); + return ret; + } else { + return this.pushStack( jQuery.unique(jQuery.map(this, function(elem){ + return jQuery.find( selector, elem ); + })), "find", selector ); + } + }, + + clone: function( events ) { + // Do the clone + var ret = this.map(function(){ + if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) { + // IE copies events bound via attachEvent when + // using cloneNode. Calling detachEvent on the + // clone will also remove the events from the orignal + // In order to get around this, we use innerHTML. + // Unfortunately, this means some modifications to + // attributes in IE that are actually only stored + // as properties will not be copied (such as the + // the name attribute on an input). + var html = this.outerHTML; + if ( !html ) { + var div = this.ownerDocument.createElement("div"); + div.appendChild( this.cloneNode(true) ); + html = div.innerHTML; + } + + return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0]; + } else + return this.cloneNode(true); + }); + + // Copy the events from the original to the clone + if ( events === true ) { + var orig = this.find("*").andSelf(), i = 0; + + ret.find("*").andSelf().each(function(){ + if ( this.nodeName !== orig[i].nodeName ) + return; + + var events = jQuery.data( orig[i], "events" ); + + for ( var type in events ) { + for ( var handler in events[ type ] ) { + jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data ); + } + } + + i++; + }); + } + + // Return the cloned set + return ret; + }, + + filter: function( selector ) { + return this.pushStack( + jQuery.isFunction( selector ) && + jQuery.grep(this, function(elem, i){ + return selector.call( elem, i ); + }) || + + jQuery.multiFilter( selector, jQuery.grep(this, function(elem){ + return elem.nodeType === 1; + }) ), "filter", selector ); + }, + + closest: function( selector ) { + var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null, + closer = 0; + + return this.map(function(){ + var cur = this; + while ( cur && cur.ownerDocument ) { + if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) ) { + jQuery.data(cur, "closest", closer); + return cur; + } + cur = cur.parentNode; + closer++; + } + }); + }, + + not: function( selector ) { + if ( typeof selector === "string" ) + // test special case where just one selector is passed in + if ( isSimple.test( selector ) ) + return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector ); + else + selector = jQuery.multiFilter( selector, this ); + + var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType; + return this.filter(function() { + return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector; + }); + }, + + add: function( selector ) { + return this.pushStack( jQuery.unique( jQuery.merge( + this.get(), + typeof selector === "string" ? + jQuery( selector ) : + jQuery.makeArray( selector ) + ))); + }, + + is: function( selector ) { + return !!selector && jQuery.multiFilter( selector, this ).length > 0; + }, + + hasClass: function( selector ) { + return !!selector && this.is( "." + selector ); + }, + + val: function( value ) { + if ( value === undefined ) { + var elem = this[0]; + + if ( elem ) { + if( jQuery.nodeName( elem, 'option' ) ) + return (elem.attributes.value || {}).specified ? elem.value : elem.text; + + // We need to handle select boxes special + if ( jQuery.nodeName( elem, "select" ) ) { + var index = elem.selectedIndex, + values = [], + options = elem.options, + one = elem.type == "select-one"; + + // Nothing was selected + if ( index < 0 ) + return null; + + // Loop through all the selected options + for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { + var option = options[ i ]; + + if ( option.selected ) { + // Get the specifc value for the option + value = jQuery(option).val(); + + // We don't need an array for one selects + if ( one ) + return value; + + // Multi-Selects return an array + values.push( value ); + } + } + + return values; + } + + // Everything else, we just grab the value + return (elem.value || "").replace(/\r/g, ""); + + } + + return undefined; + } + + if ( typeof value === "number" ) + value += ''; + + return this.each(function(){ + if ( this.nodeType != 1 ) + return; + + if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) ) + this.checked = (jQuery.inArray(this.value, value) >= 0 || + jQuery.inArray(this.name, value) >= 0); + + else if ( jQuery.nodeName( this, "select" ) ) { + var values = jQuery.makeArray(value); + + jQuery( "option", this ).each(function(){ + this.selected = (jQuery.inArray( this.value, values ) >= 0 || + jQuery.inArray( this.text, values ) >= 0); + }); + + if ( !values.length ) + this.selectedIndex = -1; + + } else + this.value = value; + }); + }, + + html: function( value ) { + return value === undefined ? + (this[0] ? + this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") : + null) : + this.empty().append( value ); + }, + + replaceWith: function( value ) { + return this.after( value ).remove(); + }, + + eq: function( i ) { + return this.slice( i, +i + 1 ); + }, + + slice: function() { + return this.pushStack( Array.prototype.slice.apply( this, arguments ), + "slice", Array.prototype.slice.call(arguments).join(",") ); + }, + + map: function( callback ) { + return this.pushStack( jQuery.map(this, function(elem, i){ + return callback.call( elem, i, elem ); + })); + }, + + andSelf: function() { + return this.add( this.prevObject ); + }, + + domManip: function( args, table, callback ) { + if ( this[0] ) { + var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(), + scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ), + first = fragment.firstChild; + + if ( first ) + for ( var i = 0, l = this.length; i < l; i++ ) + callback.call( root(this[i], first), this.length > 1 || i > 0 ? + fragment.cloneNode(true) : fragment ); + + if ( scripts ) + jQuery.each( scripts, evalScript ); + } + + return this; + + function root( elem, cur ) { + return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ? + (elem.getElementsByTagName("tbody")[0] || + elem.appendChild(elem.ownerDocument.createElement("tbody"))) : + elem; + } + } +}; + +// Give the init function the jQuery prototype for later instantiation +jQuery.fn.init.prototype = jQuery.fn; + +function evalScript( i, elem ) { + if ( elem.src ) + jQuery.ajax({ + url: elem.src, + async: false, + dataType: "script" + }); + + else + jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" ); + + if ( elem.parentNode ) + elem.parentNode.removeChild( elem ); +} + +function now(){ + return +new Date; +} + +jQuery.extend = jQuery.fn.extend = function() { + // copy reference to target object + var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options; + + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; + target = arguments[1] || {}; + // skip the boolean and the target + i = 2; + } + + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) + target = {}; + + // extend jQuery itself if only one argument is passed + if ( length == i ) { + target = this; + --i; + } + + for ( ; i < length; i++ ) + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) + // Extend the base object + for ( var name in options ) { + var src = target[ name ], copy = options[ name ]; + + // Prevent never-ending loop + if ( target === copy ) + continue; + + // Recurse if we're merging object values + if ( deep && copy && typeof copy === "object" && !copy.nodeType ) + target[ name ] = jQuery.extend( deep, + // Never move original objects, clone them + src || ( copy.length != null ? [ ] : { } ) + , copy ); + + // Don't bring in undefined values + else if ( copy !== undefined ) + target[ name ] = copy; + + } + + // Return the modified object + return target; +}; + +// exclude the following css properties to add px +var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i, + // cache defaultView + defaultView = document.defaultView || {}, + toString = Object.prototype.toString; + +jQuery.extend({ + noConflict: function( deep ) { + window.$ = _$; + + if ( deep ) + window.jQuery = _jQuery; + + return jQuery; + }, + + // See test/unit/core.js for details concerning isFunction. + // Since version 1.3, DOM methods and functions like alert + // aren't supported. They return false on IE (#2968). + isFunction: function( obj ) { + return toString.call(obj) === "[object Function]"; + }, + + isArray: function( obj ) { + return toString.call(obj) === "[object Array]"; + }, + + // check if an element is in a (or is an) XML document + isXMLDoc: function( elem ) { + return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" || + !!elem.ownerDocument && jQuery.isXMLDoc( elem.ownerDocument ); + }, + + // Evalulates a script in a global context + globalEval: function( data ) { + if ( data && /\S/.test(data) ) { + // Inspired by code by Andrea Giammarchi + // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html + var head = document.getElementsByTagName("head")[0] || document.documentElement, + script = document.createElement("script"); + + script.type = "text/javascript"; + if ( jQuery.support.scriptEval ) + script.appendChild( document.createTextNode( data ) ); + else + script.text = data; + + // Use insertBefore instead of appendChild to circumvent an IE6 bug. + // This arises when a base node is used (#2709). + head.insertBefore( script, head.firstChild ); + head.removeChild( script ); + } + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase(); + }, + + // args is for internal usage only + each: function( object, callback, args ) { + var name, i = 0, length = object.length; + + if ( args ) { + if ( length === undefined ) { + for ( name in object ) + if ( callback.apply( object[ name ], args ) === false ) + break; + } else + for ( ; i < length; ) + if ( callback.apply( object[ i++ ], args ) === false ) + break; + + // A special, fast, case for the most common use of each + } else { + if ( length === undefined ) { + for ( name in object ) + if ( callback.call( object[ name ], name, object[ name ] ) === false ) + break; + } else + for ( var value = object[0]; + i < length && callback.call( value, i, value ) !== false; value = object[++i] ){} + } + + return object; + }, + + prop: function( elem, value, type, i, name ) { + // Handle executable functions + if ( jQuery.isFunction( value ) ) + value = value.call( elem, i ); + + // Handle passing in a number to a CSS property + return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ? + value + "px" : + value; + }, + + className: { + // internal only, use addClass("class") + add: function( elem, classNames ) { + jQuery.each((classNames || "").split(/\s+/), function(i, className){ + if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) ) + elem.className += (elem.className ? " " : "") + className; + }); + }, + + // internal only, use removeClass("class") + remove: function( elem, classNames ) { + if (elem.nodeType == 1) + elem.className = classNames !== undefined ? + jQuery.grep(elem.className.split(/\s+/), function(className){ + return !jQuery.className.has( classNames, className ); + }).join(" ") : + ""; + }, + + // internal only, use hasClass("class") + has: function( elem, className ) { + return elem && jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1; + } + }, + + // A method for quickly swapping in/out CSS properties to get correct calculations + swap: function( elem, options, callback ) { + var old = {}; + // Remember the old values, and insert the new ones + for ( var name in options ) { + old[ name ] = elem.style[ name ]; + elem.style[ name ] = options[ name ]; + } + + callback.call( elem ); + + // Revert the old values + for ( var name in options ) + elem.style[ name ] = old[ name ]; + }, + + css: function( elem, name, force, extra ) { + if ( name == "width" || name == "height" ) { + var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ]; + + function getWH() { + val = name == "width" ? elem.offsetWidth : elem.offsetHeight; + + if ( extra === "border" ) + return; + + jQuery.each( which, function() { + if ( !extra ) + val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0; + if ( extra === "margin" ) + val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0; + else + val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0; + }); + } + + if ( elem.offsetWidth !== 0 ) + getWH(); + else + jQuery.swap( elem, props, getWH ); + + return Math.max(0, Math.round(val)); + } + + return jQuery.curCSS( elem, name, force ); + }, + + curCSS: function( elem, name, force ) { + var ret, style = elem.style; + + // We need to handle opacity special in IE + if ( name == "opacity" && !jQuery.support.opacity ) { + ret = jQuery.attr( style, "opacity" ); + + return ret == "" ? + "1" : + ret; + } + + // Make sure we're using the right name for getting the float value + if ( name.match( /float/i ) ) + name = styleFloat; + + if ( !force && style && style[ name ] ) + ret = style[ name ]; + + else if ( defaultView.getComputedStyle ) { + + // Only "float" is needed here + if ( name.match( /float/i ) ) + name = "float"; + + name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase(); + + var computedStyle = defaultView.getComputedStyle( elem, null ); + + if ( computedStyle ) + ret = computedStyle.getPropertyValue( name ); + + // We should always get a number back from opacity + if ( name == "opacity" && ret == "" ) + ret = "1"; + + } else if ( elem.currentStyle ) { + var camelCase = name.replace(/\-(\w)/g, function(all, letter){ + return letter.toUpperCase(); + }); + + ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ]; + + // From the awesome hack by Dean Edwards + // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 + + // If we're not dealing with a regular pixel number + // but a number that has a weird ending, we need to convert it to pixels + if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) { + // Remember the original values + var left = style.left, rsLeft = elem.runtimeStyle.left; + + // Put in the new values to get a computed value out + elem.runtimeStyle.left = elem.currentStyle.left; + style.left = ret || 0; + ret = style.pixelLeft + "px"; + + // Revert the changed values + style.left = left; + elem.runtimeStyle.left = rsLeft; + } + } + + return ret; + }, + + clean: function( elems, context, fragment ) { + context = context || document; + + // !context.createElement fails in IE with an error but returns typeof 'object' + if ( typeof context.createElement === "undefined" ) + context = context.ownerDocument || context[0] && context[0].ownerDocument || document; + + // If a single string is passed in and it's a single tag + // just do a createElement and skip the rest + if ( !fragment && elems.length === 1 && typeof elems[0] === "string" ) { + var match = /^<(\w+)\s*\/?>$/.exec(elems[0]); + if ( match ) + return [ context.createElement( match[1] ) ]; + } + + var ret = [], scripts = [], div = context.createElement("div"); + + jQuery.each(elems, function(i, elem){ + if ( typeof elem === "number" ) + elem += ''; + + if ( !elem ) + return; + + // Convert html string into DOM nodes + if ( typeof elem === "string" ) { + // Fix "XHTML"-style tags in all browsers + elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){ + return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ? + all : + front + ">"; + }); + + // Trim whitespace, otherwise indexOf won't work as expected + var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase(); + + var wrap = + // option or optgroup + !tags.indexOf("", "" ] || + + !tags.indexOf("", "" ] || + + tags.match(/^<(thead|tbody|tfoot|colg|cap)/) && + [ 1, "", "
" ] || + + !tags.indexOf("", "" ] || + + // matched above + (!tags.indexOf("", "" ] || + + !tags.indexOf("", "" ] || + + // IE can't serialize and - - - -
Aktivieren Sie JavaScript
- - - diff --git a/static/jquery-flot.js b/static/jquery-flot.js deleted file mode 100644 index 6534a46..0000000 --- a/static/jquery-flot.js +++ /dev/null @@ -1,2119 +0,0 @@ -/* Javascript plotting library for jQuery, v. 0.6. - * - * Released under the MIT license by IOLA, December 2007. - * - */ - -// first an inline dependency, jquery.colorhelpers.js, we inline it here -// for convenience - -/* Plugin for jQuery for working with colors. - * - * Version 1.0. - * - * Inspiration from jQuery color animation plugin by John Resig. - * - * Released under the MIT license by Ole Laursen, October 2009. - * - * Examples: - * - * $.color.parse("#fff").scale('rgb', 0.25).add('a', -0.5).toString() - * var c = $.color.extract($("#mydiv"), 'background-color'); - * console.log(c.r, c.g, c.b, c.a); - * $.color.make(100, 50, 25, 0.4).toString() // returns "rgba(100,50,25,0.4)" - * - * Note that .scale() and .add() work in-place instead of returning - * new objects. - */ -(function(){jQuery.color={};jQuery.color.make=function(E,D,B,C){var F={};F.r=E||0;F.g=D||0;F.b=B||0;F.a=C!=null?C:1;F.add=function(I,H){for(var G=0;G=1){return"rgb("+[F.r,F.g,F.b].join(",")+")"}else{return"rgba("+[F.r,F.g,F.b,F.a].join(",")+")"}};F.normalize=function(){function G(I,J,H){return JH?H:J)}F.r=G(0,parseInt(F.r),255);F.g=G(0,parseInt(F.g),255);F.b=G(0,parseInt(F.b),255);F.a=G(0,F.a,1);return F};F.clone=function(){return jQuery.color.make(F.r,F.b,F.g,F.a)};return F.normalize()};jQuery.color.extract=function(C,B){var D;do{D=C.css(B).toLowerCase();if(D!=""&&D!="transparent"){break}C=C.parent()}while(!jQuery.nodeName(C.get(0),"body"));if(D=="rgba(0, 0, 0, 0)"){D="transparent"}return jQuery.color.parse(D)};jQuery.color.parse=function(E){var D,B=jQuery.color.make;if(D=/rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(E)){return B(parseInt(D[1],10),parseInt(D[2],10),parseInt(D[3],10))}if(D=/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(E)){return B(parseInt(D[1],10),parseInt(D[2],10),parseInt(D[3],10),parseFloat(D[4]))}if(D=/rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(E)){return B(parseFloat(D[1])*2.55,parseFloat(D[2])*2.55,parseFloat(D[3])*2.55)}if(D=/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(E)){return B(parseFloat(D[1])*2.55,parseFloat(D[2])*2.55,parseFloat(D[3])*2.55,parseFloat(D[4]))}if(D=/#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(E)){return B(parseInt(D[1],16),parseInt(D[2],16),parseInt(D[3],16))}if(D=/#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(E)){return B(parseInt(D[1]+D[1],16),parseInt(D[2]+D[2],16),parseInt(D[3]+D[3],16))}var C=jQuery.trim(E).toLowerCase();if(C=="transparent"){return B(255,255,255,0)}else{D=A[C];return B(D[0],D[1],D[2])}};var A={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]}})(); - -// the actual Flot code -(function($) { - function Plot(placeholder, data_, options_, plugins) { - // data is on the form: - // [ series1, series2 ... ] - // where series is either just the data as [ [x1, y1], [x2, y2], ... ] - // or { data: [ [x1, y1], [x2, y2], ... ], label: "some label", ... } - - var series = [], - options = { - // the color theme used for graphs - colors: ["#edc240", "#afd8f8", "#cb4b4b", "#4da74d", "#9440ed"], - legend: { - show: true, - noColumns: 1, // number of colums in legend table - labelFormatter: null, // fn: string -> string - labelBoxBorderColor: "#ccc", // border color for the little label boxes - container: null, // container (as jQuery object) to put legend in, null means default on top of graph - position: "ne", // position of default legend container within plot - margin: 5, // distance from grid edge to default legend container within plot - backgroundColor: null, // null means auto-detect - backgroundOpacity: 0.85 // set to 0 to avoid background - }, - xaxis: { - mode: null, // null or "time" - transform: null, // null or f: number -> number to transform axis - inverseTransform: null, // if transform is set, this should be the inverse function - min: null, // min. value to show, null means set automatically - max: null, // max. value to show, null means set automatically - autoscaleMargin: null, // margin in % to add if auto-setting min/max - ticks: null, // either [1, 3] or [[1, "a"], 3] or (fn: axis info -> ticks) or app. number of ticks for auto-ticks - tickFormatter: null, // fn: number -> string - labelWidth: null, // size of tick labels in pixels - labelHeight: null, - - // mode specific options - tickDecimals: null, // no. of decimals, null means auto - tickSize: null, // number or [number, "unit"] - minTickSize: null, // number or [number, "unit"] - monthNames: null, // list of names of months - timeformat: null, // format string to use - twelveHourClock: false // 12 or 24 time in time mode - }, - yaxis: { - autoscaleMargin: 0.02 - }, - x2axis: { - autoscaleMargin: null - }, - y2axis: { - autoscaleMargin: 0.02 - }, - series: { - points: { - show: false, - radius: 3, - lineWidth: 2, // in pixels - fill: true, - fillColor: "#ffffff" - }, - lines: { - // we don't put in show: false so we can see - // whether lines were actively disabled - lineWidth: 2, // in pixels - fill: false, - fillColor: null, - steps: false - }, - bars: { - show: false, - lineWidth: 2, // in pixels - barWidth: 1, // in units of the x axis - fill: true, - fillColor: null, - align: "left", // or "center" - horizontal: false // when horizontal, left is now top - }, - shadowSize: 3 - }, - grid: { - show: true, - aboveData: false, - color: "#545454", // primary color used for outline and labels - backgroundColor: null, // null for transparent, else color - tickColor: "rgba(0,0,0,0.15)", // color used for the ticks - labelMargin: 5, // in pixels - borderWidth: 2, // in pixels - borderColor: null, // set if different from the grid color - markings: null, // array of ranges or fn: axes -> array of ranges - markingsColor: "#f4f4f4", - markingsLineWidth: 2, - // interactive stuff - clickable: false, - hoverable: false, - autoHighlight: true, // highlight in case mouse is near - mouseActiveRadius: 10 // how far the mouse can be away to activate an item - }, - hooks: {} - }, - canvas = null, // the canvas for the plot itself - overlay = null, // canvas for interactive stuff on top of plot - eventHolder = null, // jQuery object that events should be bound to - ctx = null, octx = null, - axes = { xaxis: {}, yaxis: {}, x2axis: {}, y2axis: {} }, - plotOffset = { left: 0, right: 0, top: 0, bottom: 0}, - canvasWidth = 0, canvasHeight = 0, - plotWidth = 0, plotHeight = 0, - hooks = { - processOptions: [], - processRawData: [], - processDatapoints: [], - draw: [], - bindEvents: [], - drawOverlay: [] - }, - plot = this; - - // public functions - plot.setData = setData; - plot.setupGrid = setupGrid; - plot.draw = draw; - plot.getPlaceholder = function() { return placeholder; }; - plot.getCanvas = function() { return canvas; }; - plot.getPlotOffset = function() { return plotOffset; }; - plot.width = function () { return plotWidth; }; - plot.height = function () { return plotHeight; }; - plot.offset = function () { - var o = eventHolder.offset(); - o.left += plotOffset.left; - o.top += plotOffset.top; - return o; - }; - plot.getData = function() { return series; }; - plot.getAxes = function() { return axes; }; - plot.getOptions = function() { return options; }; - plot.highlight = highlight; - plot.unhighlight = unhighlight; - plot.triggerRedrawOverlay = triggerRedrawOverlay; - plot.pointOffset = function(point) { - return { left: parseInt(axisSpecToRealAxis(point, "xaxis").p2c(+point.x) + plotOffset.left), - top: parseInt(axisSpecToRealAxis(point, "yaxis").p2c(+point.y) + plotOffset.top) }; - }; - - - // public attributes - plot.hooks = hooks; - - // initialize - initPlugins(plot); - parseOptions(options_); - constructCanvas(); - setData(data_); - setupGrid(); - draw(); - bindEvents(); - - - function executeHooks(hook, args) { - args = [plot].concat(args); - for (var i = 0; i < hook.length; ++i) - hook[i].apply(this, args); - } - - function initPlugins() { - for (var i = 0; i < plugins.length; ++i) { - var p = plugins[i]; - p.init(plot); - if (p.options) - $.extend(true, options, p.options); - } - } - - function parseOptions(opts) { - $.extend(true, options, opts); - if (options.grid.borderColor == null) - options.grid.borderColor = options.grid.color; - // backwards compatibility, to be removed in future - if (options.xaxis.noTicks && options.xaxis.ticks == null) - options.xaxis.ticks = options.xaxis.noTicks; - if (options.yaxis.noTicks && options.yaxis.ticks == null) - options.yaxis.ticks = options.yaxis.noTicks; - if (options.grid.coloredAreas) - options.grid.markings = options.grid.coloredAreas; - if (options.grid.coloredAreasColor) - options.grid.markingsColor = options.grid.coloredAreasColor; - if (options.lines) - $.extend(true, options.series.lines, options.lines); - if (options.points) - $.extend(true, options.series.points, options.points); - if (options.bars) - $.extend(true, options.series.bars, options.bars); - if (options.shadowSize) - options.series.shadowSize = options.shadowSize; - - for (var n in hooks) - if (options.hooks[n] && options.hooks[n].length) - hooks[n] = hooks[n].concat(options.hooks[n]); - - executeHooks(hooks.processOptions, [options]); - } - - function setData(d) { - series = parseData(d); - fillInSeriesOptions(); - processData(); - } - - function parseData(d) { - var res = []; - for (var i = 0; i < d.length; ++i) { - var s = $.extend(true, {}, options.series); - - if (d[i].data) { - s.data = d[i].data; // move the data instead of deep-copy - delete d[i].data; - - $.extend(true, s, d[i]); - - d[i].data = s.data; - } - else - s.data = d[i]; - res.push(s); - } - - return res; - } - - function axisSpecToRealAxis(obj, attr) { - var a = obj[attr]; - if (!a || a == 1) - return axes[attr]; - if (typeof a == "number") - return axes[attr.charAt(0) + a + attr.slice(1)]; - return a; // assume it's OK - } - - function fillInSeriesOptions() { - var i; - - // collect what we already got of colors - var neededColors = series.length, - usedColors = [], - assignedColors = []; - for (i = 0; i < series.length; ++i) { - var sc = series[i].color; - if (sc != null) { - --neededColors; - if (typeof sc == "number") - assignedColors.push(sc); - else - usedColors.push($.color.parse(series[i].color)); - } - } - - // we might need to generate more colors if higher indices - // are assigned - for (i = 0; i < assignedColors.length; ++i) { - neededColors = Math.max(neededColors, assignedColors[i] + 1); - } - - // produce colors as needed - var colors = [], variation = 0; - i = 0; - while (colors.length < neededColors) { - var c; - if (options.colors.length == i) // check degenerate case - c = $.color.make(100, 100, 100); - else - c = $.color.parse(options.colors[i]); - - // vary color if needed - var sign = variation % 2 == 1 ? -1 : 1; - c.scale('rgb', 1 + sign * Math.ceil(variation / 2) * 0.2) - - // FIXME: if we're getting to close to something else, - // we should probably skip this one - colors.push(c); - - ++i; - if (i >= options.colors.length) { - i = 0; - ++variation; - } - } - - // fill in the options - var colori = 0, s; - for (i = 0; i < series.length; ++i) { - s = series[i]; - - // assign colors - if (s.color == null) { - s.color = colors[colori].toString(); - ++colori; - } - else if (typeof s.color == "number") - s.color = colors[s.color].toString(); - - // turn on lines automatically in case nothing is set - if (s.lines.show == null) { - var v, show = true; - for (v in s) - if (s[v].show) { - show = false; - break; - } - if (show) - s.lines.show = true; - } - - // setup axes - s.xaxis = axisSpecToRealAxis(s, "xaxis"); - s.yaxis = axisSpecToRealAxis(s, "yaxis"); - } - } - - function processData() { - var topSentry = Number.POSITIVE_INFINITY, - bottomSentry = Number.NEGATIVE_INFINITY, - i, j, k, m, length, - s, points, ps, x, y, axis, val, f, p; - - for (axis in axes) { - axes[axis].datamin = topSentry; - axes[axis].datamax = bottomSentry; - axes[axis].used = false; - } - - function updateAxis(axis, min, max) { - if (min < axis.datamin) - axis.datamin = min; - if (max > axis.datamax) - axis.datamax = max; - } - - for (i = 0; i < series.length; ++i) { - s = series[i]; - s.datapoints = { points: [] }; - - executeHooks(hooks.processRawData, [ s, s.data, s.datapoints ]); - } - - // first pass: clean and copy data - for (i = 0; i < series.length; ++i) { - s = series[i]; - - var data = s.data, format = s.datapoints.format; - - if (!format) { - format = []; - // find out how to copy - format.push({ x: true, number: true, required: true }); - format.push({ y: true, number: true, required: true }); - - if (s.bars.show) - format.push({ y: true, number: true, required: false, defaultValue: 0 }); - - s.datapoints.format = format; - } - - if (s.datapoints.pointsize != null) - continue; // already filled in - - if (s.datapoints.pointsize == null) - s.datapoints.pointsize = format.length; - - ps = s.datapoints.pointsize; - points = s.datapoints.points; - - insertSteps = s.lines.show && s.lines.steps; - s.xaxis.used = s.yaxis.used = true; - - for (j = k = 0; j < data.length; ++j, k += ps) { - p = data[j]; - - var nullify = p == null; - if (!nullify) { - for (m = 0; m < ps; ++m) { - val = p[m]; - f = format[m]; - - if (f) { - if (f.number && val != null) { - val = +val; // convert to number - if (isNaN(val)) - val = null; - } - - if (val == null) { - if (f.required) - nullify = true; - - if (f.defaultValue != null) - val = f.defaultValue; - } - } - - points[k + m] = val; - } - } - - if (nullify) { - for (m = 0; m < ps; ++m) { - val = points[k + m]; - if (val != null) { - f = format[m]; - // extract min/max info - if (f.x) - updateAxis(s.xaxis, val, val); - if (f.y) - updateAxis(s.yaxis, val, val); - } - points[k + m] = null; - } - } - else { - // a little bit of line specific stuff that - // perhaps shouldn't be here, but lacking - // better means... - if (insertSteps && k > 0 - && points[k - ps] != null - && points[k - ps] != points[k] - && points[k - ps + 1] != points[k + 1]) { - // copy the point to make room for a middle point - for (m = 0; m < ps; ++m) - points[k + ps + m] = points[k + m]; - - // middle point has same y - points[k + 1] = points[k - ps + 1]; - - // we've added a point, better reflect that - k += ps; - } - } - } - } - - // give the hooks a chance to run - for (i = 0; i < series.length; ++i) { - s = series[i]; - - executeHooks(hooks.processDatapoints, [ s, s.datapoints]); - } - - // second pass: find datamax/datamin for auto-scaling - for (i = 0; i < series.length; ++i) { - s = series[i]; - points = s.datapoints.points, - ps = s.datapoints.pointsize; - - var xmin = topSentry, ymin = topSentry, - xmax = bottomSentry, ymax = bottomSentry; - - for (j = 0; j < points.length; j += ps) { - if (points[j] == null) - continue; - - for (m = 0; m < ps; ++m) { - val = points[j + m]; - f = format[m]; - if (!f) - continue; - - if (f.x) { - if (val < xmin) - xmin = val; - if (val > xmax) - xmax = val; - } - if (f.y) { - if (val < ymin) - ymin = val; - if (val > ymax) - ymax = val; - } - } - } - - if (s.bars.show) { - // make sure we got room for the bar on the dancing floor - var delta = s.bars.align == "left" ? 0 : -s.bars.barWidth/2; - if (s.bars.horizontal) { - ymin += delta; - ymax += delta + s.bars.barWidth; - } - else { - xmin += delta; - xmax += delta + s.bars.barWidth; - } - } - - updateAxis(s.xaxis, xmin, xmax); - updateAxis(s.yaxis, ymin, ymax); - } - - for (axis in axes) { - if (axes[axis].datamin == topSentry) - axes[axis].datamin = null; - if (axes[axis].datamax == bottomSentry) - axes[axis].datamax = null; - } - } - - function constructCanvas() { - function makeCanvas(width, height) { - var c = document.createElement('canvas'); - c.width = width; - c.height = height; - if ($.browser.msie) // excanvas hack - c = window.G_vmlCanvasManager.initElement(c); - return c; - } - - canvasWidth = placeholder.width(); - canvasHeight = placeholder.height(); - placeholder.html(""); // clear placeholder - if (placeholder.css("position") == 'static') - placeholder.css("position", "relative"); // for positioning labels and overlay - - if (canvasWidth <= 0 || canvasHeight <= 0) - throw "Invalid dimensions for plot, width = " + canvasWidth + ", height = " + canvasHeight; - - if ($.browser.msie) // excanvas hack - window.G_vmlCanvasManager.init_(document); // make sure everything is setup - - // the canvas - canvas = $(makeCanvas(canvasWidth, canvasHeight)).appendTo(placeholder).get(0); - ctx = canvas.getContext("2d"); - - // overlay canvas for interactive features - overlay = $(makeCanvas(canvasWidth, canvasHeight)).css({ position: 'absolute', left: 0, top: 0 }).appendTo(placeholder).get(0); - octx = overlay.getContext("2d"); - octx.stroke(); - } - - function bindEvents() { - // we include the canvas in the event holder too, because IE 7 - // sometimes has trouble with the stacking order - eventHolder = $([overlay, canvas]); - - // bind events - if (options.grid.hoverable) - eventHolder.mousemove(onMouseMove); - - if (options.grid.clickable) - eventHolder.click(onClick); - - executeHooks(hooks.bindEvents, [eventHolder]); - } - - function setupGrid() { - function setTransformationHelpers(axis, o) { - function identity(x) { return x; } - - var s, m, t = o.transform || identity, - it = o.inverseTransform; - - // add transformation helpers - if (axis == axes.xaxis || axis == axes.x2axis) { - // precompute how much the axis is scaling a point - // in canvas space - s = axis.scale = plotWidth / (t(axis.max) - t(axis.min)); - m = t(axis.min); - - // data point to canvas coordinate - if (t == identity) // slight optimization - axis.p2c = function (p) { return (p - m) * s; }; - else - axis.p2c = function (p) { return (t(p) - m) * s; }; - // canvas coordinate to data point - if (!it) - axis.c2p = function (c) { return m + c / s; }; - else - axis.c2p = function (c) { return it(m + c / s); }; - } - else { - s = axis.scale = plotHeight / (t(axis.max) - t(axis.min)); - m = t(axis.max); - - if (t == identity) - axis.p2c = function (p) { return (m - p) * s; }; - else - axis.p2c = function (p) { return (m - t(p)) * s; }; - if (!it) - axis.c2p = function (c) { return m - c / s; }; - else - axis.c2p = function (c) { return it(m - c / s); }; - } - } - - function measureLabels(axis, axisOptions) { - var i, labels = [], l; - - axis.labelWidth = axisOptions.labelWidth; - axis.labelHeight = axisOptions.labelHeight; - - if (axis == axes.xaxis || axis == axes.x2axis) { - // to avoid measuring the widths of the labels, we - // construct fixed-size boxes and put the labels inside - // them, we don't need the exact figures and the - // fixed-size box content is easy to center - if (axis.labelWidth == null) - axis.labelWidth = canvasWidth / (axis.ticks.length > 0 ? axis.ticks.length : 1); - - // measure x label heights - if (axis.labelHeight == null) { - labels = []; - for (i = 0; i < axis.ticks.length; ++i) { - l = axis.ticks[i].label; - if (l) - labels.push('
' + l + '
'); - } - - if (labels.length > 0) { - var dummyDiv = $('
' - + labels.join("") + '
').appendTo(placeholder); - axis.labelHeight = dummyDiv.height(); - dummyDiv.remove(); - } - } - } - else if (axis.labelWidth == null || axis.labelHeight == null) { - // calculate y label dimensions - for (i = 0; i < axis.ticks.length; ++i) { - l = axis.ticks[i].label; - if (l) - labels.push('
' + l + '
'); - } - - if (labels.length > 0) { - var dummyDiv = $('
' - + labels.join("") + '
').appendTo(placeholder); - if (axis.labelWidth == null) - axis.labelWidth = dummyDiv.width(); - if (axis.labelHeight == null) - axis.labelHeight = dummyDiv.find("div").height(); - dummyDiv.remove(); - } - - } - - if (axis.labelWidth == null) - axis.labelWidth = 0; - if (axis.labelHeight == null) - axis.labelHeight = 0; - } - - function setGridSpacing() { - // get the most space needed around the grid for things - // that may stick out - var maxOutset = options.grid.borderWidth; - for (i = 0; i < series.length; ++i) - maxOutset = Math.max(maxOutset, 2 * (series[i].points.radius + series[i].points.lineWidth/2)); - - plotOffset.left = plotOffset.right = plotOffset.top = plotOffset.bottom = maxOutset; - - var margin = options.grid.labelMargin + options.grid.borderWidth; - - if (axes.xaxis.labelHeight > 0) - plotOffset.bottom = Math.max(maxOutset, axes.xaxis.labelHeight + margin); - if (axes.yaxis.labelWidth > 0) - plotOffset.left = Math.max(maxOutset, axes.yaxis.labelWidth + margin); - if (axes.x2axis.labelHeight > 0) - plotOffset.top = Math.max(maxOutset, axes.x2axis.labelHeight + margin); - if (axes.y2axis.labelWidth > 0) - plotOffset.right = Math.max(maxOutset, axes.y2axis.labelWidth + margin); - - plotWidth = canvasWidth - plotOffset.left - plotOffset.right; - plotHeight = canvasHeight - plotOffset.bottom - plotOffset.top; - } - - var axis; - for (axis in axes) - setRange(axes[axis], options[axis]); - - if (options.grid.show) { - for (axis in axes) { - prepareTickGeneration(axes[axis], options[axis]); - setTicks(axes[axis], options[axis]); - measureLabels(axes[axis], options[axis]); - } - - setGridSpacing(); - } - else { - plotOffset.left = plotOffset.right = plotOffset.top = plotOffset.bottom = 0; - plotWidth = canvasWidth; - plotHeight = canvasHeight; - } - - for (axis in axes) - setTransformationHelpers(axes[axis], options[axis]); - - if (options.grid.show) - insertLabels(); - - insertLegend(); - } - - function setRange(axis, axisOptions) { - var min = +(axisOptions.min != null ? axisOptions.min : axis.datamin), - max = +(axisOptions.max != null ? axisOptions.max : axis.datamax), - delta = max - min; - - if (delta == 0.0) { - // degenerate case - var widen = max == 0 ? 1 : 0.01; - - if (axisOptions.min == null) - min -= widen; - // alway widen max if we couldn't widen min to ensure we - // don't fall into min == max which doesn't work - if (axisOptions.max == null || axisOptions.min != null) - max += widen; - } - else { - // consider autoscaling - var margin = axisOptions.autoscaleMargin; - if (margin != null) { - if (axisOptions.min == null) { - min -= delta * margin; - // make sure we don't go below zero if all values - // are positive - if (min < 0 && axis.datamin != null && axis.datamin >= 0) - min = 0; - } - if (axisOptions.max == null) { - max += delta * margin; - if (max > 0 && axis.datamax != null && axis.datamax <= 0) - max = 0; - } - } - } - axis.min = min; - axis.max = max; - } - - function prepareTickGeneration(axis, axisOptions) { - // estimate number of ticks - var noTicks; - if (typeof axisOptions.ticks == "number" && axisOptions.ticks > 0) - noTicks = axisOptions.ticks; - else if (axis == axes.xaxis || axis == axes.x2axis) - // heuristic based on the model a*sqrt(x) fitted to - // some reasonable data points - noTicks = 0.3 * Math.sqrt(canvasWidth); - else - noTicks = 0.3 * Math.sqrt(canvasHeight); - - var delta = (axis.max - axis.min) / noTicks, - size, generator, unit, formatter, i, magn, norm; - - if (axisOptions.mode == "time") { - // pretty handling of time - - // map of app. size of time units in milliseconds - var timeUnitSize = { - "second": 1000, - "minute": 60 * 1000, - "hour": 60 * 60 * 1000, - "day": 24 * 60 * 60 * 1000, - "month": 30 * 24 * 60 * 60 * 1000, - "year": 365.2425 * 24 * 60 * 60 * 1000 - }; - - - // the allowed tick sizes, after 1 year we use - // an integer algorithm - var spec = [ - [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"] - ]; - - var minSize = 0; - if (axisOptions.minTickSize != null) { - if (typeof axisOptions.tickSize == "number") - minSize = axisOptions.tickSize; - else - minSize = axisOptions.minTickSize[0] * timeUnitSize[axisOptions.minTickSize[1]]; - } - - for (i = 0; i < spec.length - 1; ++i) - if (delta < (spec[i][0] * timeUnitSize[spec[i][1]] - + spec[i + 1][0] * timeUnitSize[spec[i + 1][1]]) / 2 - && spec[i][0] * timeUnitSize[spec[i][1]] >= minSize) - break; - size = spec[i][0]; - unit = spec[i][1]; - - // special-case the possibility of several years - if (unit == "year") { - magn = Math.pow(10, Math.floor(Math.log(delta / timeUnitSize.year) / Math.LN10)); - norm = (delta / timeUnitSize.year) / magn; - if (norm < 1.5) - size = 1; - else if (norm < 3) - size = 2; - else if (norm < 7.5) - size = 5; - else - size = 10; - - size *= magn; - } - - if (axisOptions.tickSize) { - size = axisOptions.tickSize[0]; - unit = axisOptions.tickSize[1]; - } - - generator = function(axis) { - var ticks = [], - tickSize = axis.tickSize[0], unit = axis.tickSize[1], - d = new Date(axis.min); - - var step = tickSize * timeUnitSize[unit]; - - if (unit == "second") - d.setUTCSeconds(floorInBase(d.getUTCSeconds(), tickSize)); - if (unit == "minute") - d.setUTCMinutes(floorInBase(d.getUTCMinutes(), tickSize)); - if (unit == "hour") - d.setUTCHours(floorInBase(d.getUTCHours(), tickSize)); - if (unit == "month") - d.setUTCMonth(floorInBase(d.getUTCMonth(), tickSize)); - if (unit == "year") - d.setUTCFullYear(floorInBase(d.getUTCFullYear(), tickSize)); - - // reset smaller components - d.setUTCMilliseconds(0); - if (step >= timeUnitSize.minute) - d.setUTCSeconds(0); - if (step >= timeUnitSize.hour) - d.setUTCMinutes(0); - if (step >= timeUnitSize.day) - d.setUTCHours(0); - if (step >= timeUnitSize.day * 4) - d.setUTCDate(1); - if (step >= timeUnitSize.year) - d.setUTCMonth(0); - - - var carry = 0, v = Number.NaN, prev; - do { - prev = v; - v = d.getTime(); - ticks.push({ v: v, label: axis.tickFormatter(v, axis) }); - if (unit == "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 - d.setUTCDate(1); - var start = d.getTime(); - d.setUTCMonth(d.getUTCMonth() + 1); - var end = d.getTime(); - d.setTime(v + carry * timeUnitSize.hour + (end - start) * tickSize); - carry = d.getUTCHours(); - d.setUTCHours(0); - } - else - d.setUTCMonth(d.getUTCMonth() + tickSize); - } - else if (unit == "year") { - d.setUTCFullYear(d.getUTCFullYear() + tickSize); - } - else - d.setTime(v + step); - } while (v < axis.max && v != prev); - - return ticks; - }; - - formatter = function (v, axis) { - var d = new Date(v); - - // first check global format - if (axisOptions.timeformat != null) - return $.plot.formatDate(d, axisOptions.timeformat, axisOptions.monthNames); - - var t = axis.tickSize[0] * timeUnitSize[axis.tickSize[1]]; - var span = axis.max - axis.min; - var suffix = (axisOptions.twelveHourClock) ? " %p" : ""; - - if (t < timeUnitSize.minute) - fmt = "%h:%M:%S" + suffix; - else if (t < timeUnitSize.day) { - if (span < 2 * timeUnitSize.day) - fmt = "%h:%M" + suffix; - else - fmt = "%b %d %h:%M" + suffix; - } - else if (t < timeUnitSize.month) - fmt = "%b %d"; - else if (t < timeUnitSize.year) { - if (span < timeUnitSize.year) - fmt = "%b"; - else - fmt = "%b %y"; - } - else - fmt = "%y"; - - return $.plot.formatDate(d, fmt, axisOptions.monthNames); - }; - } - else { - // pretty rounding of base-10 numbers - var maxDec = axisOptions.tickDecimals; - var dec = -Math.floor(Math.log(delta) / Math.LN10); - if (maxDec != null && dec > maxDec) - dec = maxDec; - - magn = Math.pow(10, -dec); - norm = delta / magn; // norm is between 1.0 and 10.0 - - if (norm < 1.5) - size = 1; - else if (norm < 3) { - size = 2; - // special case for 2.5, requires an extra decimal - if (norm > 2.25 && (maxDec == null || dec + 1 <= maxDec)) { - size = 2.5; - ++dec; - } - } - else if (norm < 7.5) - size = 5; - else - size = 10; - - size *= magn; - - if (axisOptions.minTickSize != null && size < axisOptions.minTickSize) - size = axisOptions.minTickSize; - - if (axisOptions.tickSize != null) - size = axisOptions.tickSize; - - axis.tickDecimals = Math.max(0, (maxDec != null) ? maxDec : dec); - - generator = function (axis) { - var ticks = []; - - // spew out all possible ticks - var start = floorInBase(axis.min, axis.tickSize), - i = 0, v = Number.NaN, prev; - do { - prev = v; - v = start + i * axis.tickSize; - ticks.push({ v: v, label: axis.tickFormatter(v, axis) }); - ++i; - } while (v < axis.max && v != prev); - return ticks; - }; - - formatter = function (v, axis) { - return v.toFixed(axis.tickDecimals); - }; - } - - axis.tickSize = unit ? [size, unit] : size; - axis.tickGenerator = generator; - if ($.isFunction(axisOptions.tickFormatter)) - axis.tickFormatter = function (v, axis) { return "" + axisOptions.tickFormatter(v, axis); }; - else - axis.tickFormatter = formatter; - } - - function setTicks(axis, axisOptions) { - axis.ticks = []; - - if (!axis.used) - return; - - if (axisOptions.ticks == null) - axis.ticks = axis.tickGenerator(axis); - else if (typeof axisOptions.ticks == "number") { - if (axisOptions.ticks > 0) - axis.ticks = axis.tickGenerator(axis); - } - else if (axisOptions.ticks) { - var ticks = axisOptions.ticks; - - if ($.isFunction(ticks)) - // generate the ticks - ticks = ticks({ min: axis.min, max: axis.max }); - - // clean up the user-supplied ticks, copy them over - var i, v; - for (i = 0; i < ticks.length; ++i) { - var label = null; - var t = ticks[i]; - if (typeof t == "object") { - v = t[0]; - if (t.length > 1) - label = t[1]; - } - else - v = t; - if (label == null) - label = axis.tickFormatter(v, axis); - axis.ticks[i] = { v: v, label: label }; - } - } - - if (axisOptions.autoscaleMargin != null && axis.ticks.length > 0) { - // snap to ticks - if (axisOptions.min == null) - axis.min = Math.min(axis.min, axis.ticks[0].v); - if (axisOptions.max == null && axis.ticks.length > 1) - axis.max = Math.max(axis.max, axis.ticks[axis.ticks.length - 1].v); - } - } - - function draw() { - ctx.clearRect(0, 0, canvasWidth, canvasHeight); - - var grid = options.grid; - - if (grid.show && !grid.aboveData) - drawGrid(); - - for (var i = 0; i < series.length; ++i) - drawSeries(series[i]); - - executeHooks(hooks.draw, [ctx]); - - if (grid.show && grid.aboveData) - drawGrid(); - } - - function extractRange(ranges, coord) { - var firstAxis = coord + "axis", - secondaryAxis = coord + "2axis", - axis, from, to, reverse; - - if (ranges[firstAxis]) { - axis = axes[firstAxis]; - from = ranges[firstAxis].from; - to = ranges[firstAxis].to; - } - else if (ranges[secondaryAxis]) { - axis = axes[secondaryAxis]; - from = ranges[secondaryAxis].from; - to = ranges[secondaryAxis].to; - } - else { - // backwards-compat stuff - to be removed in future - axis = axes[firstAxis]; - from = ranges[coord + "1"]; - to = ranges[coord + "2"]; - } - - // auto-reverse as an added bonus - if (from != null && to != null && from > to) - return { from: to, to: from, axis: axis }; - - return { from: from, to: to, axis: axis }; - } - - function drawGrid() { - var i; - - ctx.save(); - ctx.translate(plotOffset.left, plotOffset.top); - - // draw background, if any - if (options.grid.backgroundColor) { - ctx.fillStyle = getColorOrGradient(options.grid.backgroundColor, plotHeight, 0, "rgba(255, 255, 255, 0)"); - ctx.fillRect(0, 0, plotWidth, plotHeight); - } - - // draw markings - var markings = options.grid.markings; - if (markings) { - if ($.isFunction(markings)) - // xmin etc. are backwards-compatible, to be removed in future - markings = markings({ xmin: axes.xaxis.min, xmax: axes.xaxis.max, ymin: axes.yaxis.min, ymax: axes.yaxis.max, xaxis: axes.xaxis, yaxis: axes.yaxis, x2axis: axes.x2axis, y2axis: axes.y2axis }); - - for (i = 0; i < markings.length; ++i) { - var m = markings[i], - xrange = extractRange(m, "x"), - yrange = extractRange(m, "y"); - - // fill in missing - if (xrange.from == null) - xrange.from = xrange.axis.min; - if (xrange.to == null) - xrange.to = xrange.axis.max; - if (yrange.from == null) - yrange.from = yrange.axis.min; - if (yrange.to == null) - yrange.to = yrange.axis.max; - - // clip - if (xrange.to < xrange.axis.min || xrange.from > xrange.axis.max || - yrange.to < yrange.axis.min || yrange.from > yrange.axis.max) - continue; - - xrange.from = Math.max(xrange.from, xrange.axis.min); - xrange.to = Math.min(xrange.to, xrange.axis.max); - yrange.from = Math.max(yrange.from, yrange.axis.min); - yrange.to = Math.min(yrange.to, yrange.axis.max); - - if (xrange.from == xrange.to && yrange.from == yrange.to) - continue; - - // then draw - xrange.from = xrange.axis.p2c(xrange.from); - xrange.to = xrange.axis.p2c(xrange.to); - yrange.from = yrange.axis.p2c(yrange.from); - yrange.to = yrange.axis.p2c(yrange.to); - - if (xrange.from == xrange.to || yrange.from == yrange.to) { - // draw line - ctx.beginPath(); - ctx.strokeStyle = m.color || options.grid.markingsColor; - ctx.lineWidth = m.lineWidth || options.grid.markingsLineWidth; - //ctx.moveTo(Math.floor(xrange.from), yrange.from); - //ctx.lineTo(Math.floor(xrange.to), yrange.to); - ctx.moveTo(xrange.from, yrange.from); - ctx.lineTo(xrange.to, yrange.to); - ctx.stroke(); - } - else { - // fill area - ctx.fillStyle = m.color || options.grid.markingsColor; - ctx.fillRect(xrange.from, yrange.to, - xrange.to - xrange.from, - yrange.from - yrange.to); - } - } - } - - // draw the inner grid - ctx.lineWidth = 1; - ctx.strokeStyle = options.grid.tickColor; - ctx.beginPath(); - var v, axis = axes.xaxis; - for (i = 0; i < axis.ticks.length; ++i) { - v = axis.ticks[i].v; - if (v <= axis.min || v >= axes.xaxis.max) - continue; // skip those lying on the axes - - ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, 0); - ctx.lineTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, plotHeight); - } - - axis = axes.yaxis; - for (i = 0; i < axis.ticks.length; ++i) { - v = axis.ticks[i].v; - if (v <= axis.min || v >= axis.max) - continue; - - ctx.moveTo(0, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); - ctx.lineTo(plotWidth, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); - } - - axis = axes.x2axis; - for (i = 0; i < axis.ticks.length; ++i) { - v = axis.ticks[i].v; - if (v <= axis.min || v >= axis.max) - continue; - - ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, -5); - ctx.lineTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, 5); - } - - axis = axes.y2axis; - for (i = 0; i < axis.ticks.length; ++i) { - v = axis.ticks[i].v; - if (v <= axis.min || v >= axis.max) - continue; - - ctx.moveTo(plotWidth-5, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); - ctx.lineTo(plotWidth+5, Math.floor(axis.p2c(v)) + ctx.lineWidth/2); - } - - ctx.stroke(); - - if (options.grid.borderWidth) { - // draw border - var bw = options.grid.borderWidth; - ctx.lineWidth = bw; - ctx.strokeStyle = options.grid.borderColor; - ctx.strokeRect(-bw/2, -bw/2, plotWidth + bw, plotHeight + bw); - } - - ctx.restore(); - } - - function insertLabels() { - placeholder.find(".tickLabels").remove(); - - var html = ['
']; - - function addLabels(axis, labelGenerator) { - for (var i = 0; i < axis.ticks.length; ++i) { - var tick = axis.ticks[i]; - if (!tick.label || tick.v < axis.min || tick.v > axis.max) - continue; - html.push(labelGenerator(tick, axis)); - } - } - - var margin = options.grid.labelMargin + options.grid.borderWidth; - - addLabels(axes.xaxis, function (tick, axis) { - return '
' + tick.label + "
"; - }); - - - addLabels(axes.yaxis, function (tick, axis) { - return '
' + tick.label + "
"; - }); - - addLabels(axes.x2axis, function (tick, axis) { - return '
' + tick.label + "
"; - }); - - addLabels(axes.y2axis, function (tick, axis) { - return '
' + tick.label + "
"; - }); - - html.push('
'); - - placeholder.append(html.join("")); - } - - function drawSeries(series) { - if (series.lines.show) - drawSeriesLines(series); - if (series.bars.show) - drawSeriesBars(series); - if (series.points.show) - drawSeriesPoints(series); - } - - function drawSeriesLines(series) { - function plotLine(datapoints, xoffset, yoffset, axisx, axisy) { - var points = datapoints.points, - ps = datapoints.pointsize, - prevx = null, prevy = null; - - ctx.beginPath(); - for (var i = ps; i < points.length; i += ps) { - var x1 = points[i - ps], y1 = points[i - ps + 1], - x2 = points[i], y2 = points[i + 1]; - - if (x1 == null || x2 == null) - continue; - - // clip with ymin - if (y1 <= y2 && y1 < axisy.min) { - if (y2 < axisy.min) - continue; // line segment is outside - // compute new intersection point - x1 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; - y1 = axisy.min; - } - else if (y2 <= y1 && y2 < axisy.min) { - if (y1 < axisy.min) - continue; - x2 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; - y2 = axisy.min; - } - - // clip with ymax - if (y1 >= y2 && y1 > axisy.max) { - if (y2 > axisy.max) - continue; - x1 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; - y1 = axisy.max; - } - else if (y2 >= y1 && y2 > axisy.max) { - if (y1 > axisy.max) - continue; - x2 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; - y2 = axisy.max; - } - - // clip with xmin - if (x1 <= x2 && x1 < axisx.min) { - if (x2 < axisx.min) - continue; - y1 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; - x1 = axisx.min; - } - else if (x2 <= x1 && x2 < axisx.min) { - if (x1 < axisx.min) - continue; - y2 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; - x2 = axisx.min; - } - - // clip with xmax - if (x1 >= x2 && x1 > axisx.max) { - if (x2 > axisx.max) - continue; - y1 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; - x1 = axisx.max; - } - else if (x2 >= x1 && x2 > axisx.max) { - if (x1 > axisx.max) - continue; - y2 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; - x2 = axisx.max; - } - - if (x1 != prevx || y1 != prevy) - ctx.moveTo(axisx.p2c(x1) + xoffset, axisy.p2c(y1) + yoffset); - - prevx = x2; - prevy = y2; - ctx.lineTo(axisx.p2c(x2) + xoffset, axisy.p2c(y2) + yoffset); - } - ctx.stroke(); - } - - function plotLineArea(datapoints, axisx, axisy) { - var points = datapoints.points, - ps = datapoints.pointsize, - bottom = Math.min(Math.max(0, axisy.min), axisy.max), - top, lastX = 0, areaOpen = false; - - for (var i = ps; i < points.length; i += ps) { - var x1 = points[i - ps], y1 = points[i - ps + 1], - x2 = points[i], y2 = points[i + 1]; - - if (areaOpen && x1 != null && x2 == null) { - // close area - ctx.lineTo(axisx.p2c(lastX), axisy.p2c(bottom)); - ctx.fill(); - areaOpen = false; - continue; - } - - if (x1 == null || x2 == null) - continue; - - // clip x values - - // clip with xmin - if (x1 <= x2 && x1 < axisx.min) { - if (x2 < axisx.min) - continue; - y1 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; - x1 = axisx.min; - } - else if (x2 <= x1 && x2 < axisx.min) { - if (x1 < axisx.min) - continue; - y2 = (axisx.min - x1) / (x2 - x1) * (y2 - y1) + y1; - x2 = axisx.min; - } - - // clip with xmax - if (x1 >= x2 && x1 > axisx.max) { - if (x2 > axisx.max) - continue; - y1 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; - x1 = axisx.max; - } - else if (x2 >= x1 && x2 > axisx.max) { - if (x1 > axisx.max) - continue; - y2 = (axisx.max - x1) / (x2 - x1) * (y2 - y1) + y1; - x2 = axisx.max; - } - - if (!areaOpen) { - // open area - ctx.beginPath(); - ctx.moveTo(axisx.p2c(x1), axisy.p2c(bottom)); - areaOpen = true; - } - - // now first check the case where both is outside - if (y1 >= axisy.max && y2 >= axisy.max) { - ctx.lineTo(axisx.p2c(x1), axisy.p2c(axisy.max)); - ctx.lineTo(axisx.p2c(x2), axisy.p2c(axisy.max)); - lastX = x2; - continue; - } - else if (y1 <= axisy.min && y2 <= axisy.min) { - ctx.lineTo(axisx.p2c(x1), axisy.p2c(axisy.min)); - ctx.lineTo(axisx.p2c(x2), axisy.p2c(axisy.min)); - lastX = x2; - continue; - } - - // else it's a bit more complicated, there might - // be two rectangles and two triangles we need to fill - // in; to find these keep track of the current x values - var x1old = x1, x2old = x2; - - // and clip the y values, without shortcutting - - // clip with ymin - if (y1 <= y2 && y1 < axisy.min && y2 >= axisy.min) { - x1 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; - y1 = axisy.min; - } - else if (y2 <= y1 && y2 < axisy.min && y1 >= axisy.min) { - x2 = (axisy.min - y1) / (y2 - y1) * (x2 - x1) + x1; - y2 = axisy.min; - } - - // clip with ymax - if (y1 >= y2 && y1 > axisy.max && y2 <= axisy.max) { - x1 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; - y1 = axisy.max; - } - else if (y2 >= y1 && y2 > axisy.max && y1 <= axisy.max) { - x2 = (axisy.max - y1) / (y2 - y1) * (x2 - x1) + x1; - y2 = axisy.max; - } - - - // if the x value was changed we got a rectangle - // to fill - if (x1 != x1old) { - if (y1 <= axisy.min) - top = axisy.min; - else - top = axisy.max; - - ctx.lineTo(axisx.p2c(x1old), axisy.p2c(top)); - ctx.lineTo(axisx.p2c(x1), axisy.p2c(top)); - } - - // fill the triangles - ctx.lineTo(axisx.p2c(x1), axisy.p2c(y1)); - ctx.lineTo(axisx.p2c(x2), axisy.p2c(y2)); - - // fill the other rectangle if it's there - if (x2 != x2old) { - if (y2 <= axisy.min) - top = axisy.min; - else - top = axisy.max; - - ctx.lineTo(axisx.p2c(x2), axisy.p2c(top)); - ctx.lineTo(axisx.p2c(x2old), axisy.p2c(top)); - } - - lastX = Math.max(x2, x2old); - } - - if (areaOpen) { - ctx.lineTo(axisx.p2c(lastX), axisy.p2c(bottom)); - ctx.fill(); - } - } - - ctx.save(); - ctx.translate(plotOffset.left, plotOffset.top); - ctx.lineJoin = "round"; - - var lw = series.lines.lineWidth, - sw = series.shadowSize; - // FIXME: consider another form of shadow when filling is turned on - if (lw > 0 && sw > 0) { - // draw shadow as a thick and thin line with transparency - ctx.lineWidth = sw; - ctx.strokeStyle = "rgba(0,0,0,0.1)"; - // position shadow at angle from the mid of line - var angle = Math.PI/18; - plotLine(series.datapoints, Math.sin(angle) * (lw/2 + sw/2), Math.cos(angle) * (lw/2 + sw/2), series.xaxis, series.yaxis); - ctx.lineWidth = sw/2; - plotLine(series.datapoints, Math.sin(angle) * (lw/2 + sw/4), Math.cos(angle) * (lw/2 + sw/4), series.xaxis, series.yaxis); - } - - ctx.lineWidth = lw; - ctx.strokeStyle = series.color; - var fillStyle = getFillStyle(series.lines, series.color, 0, plotHeight); - if (fillStyle) { - ctx.fillStyle = fillStyle; - plotLineArea(series.datapoints, series.xaxis, series.yaxis); - } - - if (lw > 0) - plotLine(series.datapoints, 0, 0, series.xaxis, series.yaxis); - ctx.restore(); - } - - function drawSeriesPoints(series) { - function plotPoints(datapoints, radius, fillStyle, offset, circumference, axisx, axisy) { - var points = datapoints.points, ps = datapoints.pointsize; - - for (var i = 0; i < points.length; i += ps) { - var x = points[i], y = points[i + 1]; - if (x == null || x < axisx.min || x > axisx.max || y < axisy.min || y > axisy.max) - continue; - - ctx.beginPath(); - ctx.arc(axisx.p2c(x), axisy.p2c(y) + offset, radius, 0, circumference, false); - if (fillStyle) { - ctx.fillStyle = fillStyle; - ctx.fill(); - } - ctx.stroke(); - } - } - - ctx.save(); - ctx.translate(plotOffset.left, plotOffset.top); - - var lw = series.lines.lineWidth, - sw = series.shadowSize, - radius = series.points.radius; - if (lw > 0 && sw > 0) { - // draw shadow in two steps - var w = sw / 2; - ctx.lineWidth = w; - ctx.strokeStyle = "rgba(0,0,0,0.1)"; - plotPoints(series.datapoints, radius, null, w + w/2, Math.PI, - series.xaxis, series.yaxis); - - ctx.strokeStyle = "rgba(0,0,0,0.2)"; - plotPoints(series.datapoints, radius, null, w/2, Math.PI, - series.xaxis, series.yaxis); - } - - ctx.lineWidth = lw; - ctx.strokeStyle = series.color; - plotPoints(series.datapoints, radius, - getFillStyle(series.points, series.color), 0, 2 * Math.PI, - series.xaxis, series.yaxis); - ctx.restore(); - } - - function drawBar(x, y, b, barLeft, barRight, offset, fillStyleCallback, axisx, axisy, c, horizontal) { - var left, right, bottom, top, - drawLeft, drawRight, drawTop, drawBottom, - tmp; - - if (horizontal) { - drawBottom = drawRight = drawTop = true; - drawLeft = false; - left = b; - right = x; - top = y + barLeft; - bottom = y + barRight; - - // account for negative bars - if (right < left) { - tmp = right; - right = left; - left = tmp; - drawLeft = true; - drawRight = false; - } - } - else { - drawLeft = drawRight = drawTop = true; - drawBottom = false; - left = x + barLeft; - right = x + barRight; - bottom = b; - top = y; - - // account for negative bars - if (top < bottom) { - tmp = top; - top = bottom; - bottom = tmp; - drawBottom = true; - drawTop = false; - } - } - - // clip - if (right < axisx.min || left > axisx.max || - top < axisy.min || bottom > axisy.max) - return; - - if (left < axisx.min) { - left = axisx.min; - drawLeft = false; - } - - if (right > axisx.max) { - right = axisx.max; - drawRight = false; - } - - if (bottom < axisy.min) { - bottom = axisy.min; - drawBottom = false; - } - - if (top > axisy.max) { - top = axisy.max; - drawTop = false; - } - - left = axisx.p2c(left); - bottom = axisy.p2c(bottom); - right = axisx.p2c(right); - top = axisy.p2c(top); - - // fill the bar - if (fillStyleCallback) { - c.beginPath(); - c.moveTo(left, bottom); - c.lineTo(left, top); - c.lineTo(right, top); - c.lineTo(right, bottom); - c.fillStyle = fillStyleCallback(bottom, top); - c.fill(); - } - - // draw outline - if (drawLeft || drawRight || drawTop || drawBottom) { - c.beginPath(); - - // FIXME: inline moveTo is buggy with excanvas - c.moveTo(left, bottom + offset); - if (drawLeft) - c.lineTo(left, top + offset); - else - c.moveTo(left, top + offset); - if (drawTop) - c.lineTo(right, top + offset); - else - c.moveTo(right, top + offset); - if (drawRight) - c.lineTo(right, bottom + offset); - else - c.moveTo(right, bottom + offset); - if (drawBottom) - c.lineTo(left, bottom + offset); - else - c.moveTo(left, bottom + offset); - c.stroke(); - } - } - - function drawSeriesBars(series) { - function plotBars(datapoints, barLeft, barRight, offset, fillStyleCallback, axisx, axisy) { - var points = datapoints.points, ps = datapoints.pointsize; - - for (var i = 0; i < points.length; i += ps) { - if (points[i] == null) - continue; - drawBar(points[i], points[i + 1], points[i + 2], barLeft, barRight, offset, fillStyleCallback, axisx, axisy, ctx, series.bars.horizontal); - } - } - - ctx.save(); - ctx.translate(plotOffset.left, plotOffset.top); - - // FIXME: figure out a way to add shadows (for instance along the right edge) - ctx.lineWidth = series.bars.lineWidth; - ctx.strokeStyle = series.color; - var barLeft = series.bars.align == "left" ? 0 : -series.bars.barWidth/2; - var fillStyleCallback = series.bars.fill ? function (bottom, top) { return getFillStyle(series.bars, series.color, bottom, top); } : null; - plotBars(series.datapoints, barLeft, barLeft + series.bars.barWidth, 0, fillStyleCallback, series.xaxis, series.yaxis); - ctx.restore(); - } - - function getFillStyle(filloptions, seriesColor, bottom, top) { - var fill = filloptions.fill; - if (!fill) - return null; - - if (filloptions.fillColor) - return getColorOrGradient(filloptions.fillColor, bottom, top, seriesColor); - - var c = $.color.parse(seriesColor); - c.a = typeof fill == "number" ? fill : 0.4; - c.normalize(); - return c.toString(); - } - - function insertLegend() { - placeholder.find(".legend").remove(); - - if (!options.legend.show) - return; - - var fragments = [], rowStarted = false, - lf = options.legend.labelFormatter, s, label; - for (i = 0; i < series.length; ++i) { - s = series[i]; - label = s.label; - if (!label) - continue; - - if (i % options.legend.noColumns == 0) { - if (rowStarted) - fragments.push(''); - fragments.push(''); - rowStarted = true; - } - - if (lf) - label = lf(label, s); - - fragments.push( - '
' + - '' + label + ''); - } - if (rowStarted) - fragments.push(''); - - if (fragments.length == 0) - return; - - var table = '' + fragments.join("") + '
'; - if (options.legend.container != null) - $(options.legend.container).html(table); - else { - var pos = "", - p = options.legend.position, - m = options.legend.margin; - if (m[0] == null) - m = [m, m]; - if (p.charAt(0) == "n") - pos += 'top:' + (m[1] + plotOffset.top) + 'px;'; - else if (p.charAt(0) == "s") - pos += 'bottom:' + (m[1] + plotOffset.bottom) + 'px;'; - if (p.charAt(1) == "e") - pos += 'right:' + (m[0] + plotOffset.right) + 'px;'; - else if (p.charAt(1) == "w") - pos += 'left:' + (m[0] + plotOffset.left) + 'px;'; - var legend = $('
' + table.replace('style="', 'style="position:absolute;' + pos +';') + '
').appendTo(placeholder); - if (options.legend.backgroundOpacity != 0.0) { - // put in the transparent background - // separately to avoid blended labels and - // label boxes - var c = options.legend.backgroundColor; - if (c == null) { - c = options.grid.backgroundColor; - if (c && typeof c == "string") - c = $.color.parse(c); - else - c = $.color.extract(legend, 'background-color'); - c.a = 1; - c = c.toString(); - } - var div = legend.children(); - $('
').prependTo(legend).css('opacity', options.legend.backgroundOpacity); - } - } - } - - - // interactive features - - var highlights = [], - redrawTimeout = null; - - // returns the data item the mouse is over, or null if none is found - function findNearbyItem(mouseX, mouseY, seriesFilter) { - var maxDistance = options.grid.mouseActiveRadius, - smallestDistance = maxDistance * maxDistance + 1, - item = null, foundPoint = false, i, j; - - for (i = 0; i < series.length; ++i) { - if (!seriesFilter(series[i])) - continue; - - var s = series[i], - axisx = s.xaxis, - axisy = s.yaxis, - points = s.datapoints.points, - ps = s.datapoints.pointsize, - mx = axisx.c2p(mouseX), // precompute some stuff to make the loop faster - my = axisy.c2p(mouseY), - maxx = maxDistance / axisx.scale, - maxy = maxDistance / axisy.scale; - - if (s.lines.show || s.points.show) { - for (j = 0; j < points.length; j += ps) { - var x = points[j], y = points[j + 1]; - if (x == null) - continue; - - // For points and lines, the cursor must be within a - // certain distance to the data point - if (x - mx > maxx || x - mx < -maxx || - y - my > maxy || y - my < -maxy) - continue; - - // We have to calculate distances in pixels, not in - // data units, because the scales of the axes may be different - var dx = Math.abs(axisx.p2c(x) - mouseX), - dy = Math.abs(axisy.p2c(y) - mouseY), - dist = dx * dx + dy * dy; // we save the sqrt - - // use <= to ensure last point takes precedence - // (last generally means on top of) - if (dist <= smallestDistance) { - smallestDistance = dist; - item = [i, j / ps]; - } - } - } - - if (s.bars.show && !item) { // no other point can be nearby - var barLeft = s.bars.align == "left" ? 0 : -s.bars.barWidth/2, - barRight = barLeft + s.bars.barWidth; - - for (j = 0; j < points.length; j += ps) { - var x = points[j], y = points[j + 1], b = points[j + 2]; - if (x == null) - continue; - - // for a bar graph, the cursor must be inside the bar - if (series[i].bars.horizontal ? - (mx <= Math.max(b, x) && mx >= Math.min(b, x) && - my >= y + barLeft && my <= y + barRight) : - (mx >= x + barLeft && mx <= x + barRight && - my >= Math.min(b, y) && my <= Math.max(b, y))) - item = [i, j / ps]; - } - } - } - - if (item) { - i = item[0]; - j = item[1]; - ps = series[i].datapoints.pointsize; - - return { datapoint: series[i].datapoints.points.slice(j * ps, (j + 1) * ps), - dataIndex: j, - series: series[i], - seriesIndex: i }; - } - - return null; - } - - function onMouseMove(e) { - if (options.grid.hoverable) - triggerClickHoverEvent("plothover", e, - function (s) { return s["hoverable"] != false; }); - } - - function onClick(e) { - triggerClickHoverEvent("plotclick", e, - function (s) { return s["clickable"] != false; }); - } - - // trigger click or hover event (they send the same parameters - // so we share their code) - function triggerClickHoverEvent(eventname, event, seriesFilter) { - var offset = eventHolder.offset(), - pos = { pageX: event.pageX, pageY: event.pageY }, - canvasX = event.pageX - offset.left - plotOffset.left, - canvasY = event.pageY - offset.top - plotOffset.top; - - if (axes.xaxis.used) - pos.x = axes.xaxis.c2p(canvasX); - if (axes.yaxis.used) - pos.y = axes.yaxis.c2p(canvasY); - if (axes.x2axis.used) - pos.x2 = axes.x2axis.c2p(canvasX); - if (axes.y2axis.used) - pos.y2 = axes.y2axis.c2p(canvasY); - - var item = findNearbyItem(canvasX, canvasY, seriesFilter); - - if (item) { - // fill in mouse pos for any listeners out there - item.pageX = parseInt(item.series.xaxis.p2c(item.datapoint[0]) + offset.left + plotOffset.left); - item.pageY = parseInt(item.series.yaxis.p2c(item.datapoint[1]) + offset.top + plotOffset.top); - } - - if (options.grid.autoHighlight) { - // clear auto-highlights - for (var i = 0; i < highlights.length; ++i) { - var h = highlights[i]; - if (h.auto == eventname && - !(item && h.series == item.series && h.point == item.datapoint)) - unhighlight(h.series, h.point); - } - - if (item) - highlight(item.series, item.datapoint, eventname); - } - - placeholder.trigger(eventname, [ pos, item ]); - } - - function triggerRedrawOverlay() { - if (!redrawTimeout) - redrawTimeout = setTimeout(drawOverlay, 30); - } - - function drawOverlay() { - redrawTimeout = null; - - // draw highlights - octx.save(); - octx.clearRect(0, 0, canvasWidth, canvasHeight); - octx.translate(plotOffset.left, plotOffset.top); - - var i, hi; - for (i = 0; i < highlights.length; ++i) { - hi = highlights[i]; - - if (hi.series.bars.show) - drawBarHighlight(hi.series, hi.point); - else - drawPointHighlight(hi.series, hi.point); - } - octx.restore(); - - executeHooks(hooks.drawOverlay, [octx]); - } - - function highlight(s, point, auto) { - if (typeof s == "number") - s = series[s]; - - if (typeof point == "number") - point = s.data[point]; - - var i = indexOfHighlight(s, point); - if (i == -1) { - highlights.push({ series: s, point: point, auto: auto }); - - triggerRedrawOverlay(); - } - else if (!auto) - highlights[i].auto = false; - } - - function unhighlight(s, point) { - if (s == null && point == null) { - highlights = []; - triggerRedrawOverlay(); - } - - if (typeof s == "number") - s = series[s]; - - if (typeof point == "number") - point = s.data[point]; - - var i = indexOfHighlight(s, point); - if (i != -1) { - highlights.splice(i, 1); - - triggerRedrawOverlay(); - } - } - - function indexOfHighlight(s, p) { - for (var i = 0; i < highlights.length; ++i) { - var h = highlights[i]; - if (h.series == s && h.point[0] == p[0] - && h.point[1] == p[1]) - return i; - } - return -1; - } - - function drawPointHighlight(series, point) { - var x = point[0], y = point[1], - axisx = series.xaxis, axisy = series.yaxis; - - if (x < axisx.min || x > axisx.max || y < axisy.min || y > axisy.max) - return; - - var pointRadius = series.points.radius + series.points.lineWidth / 2; - octx.lineWidth = pointRadius; - octx.strokeStyle = $.color.parse(series.color).scale('a', 0.5).toString(); - var radius = 1.5 * pointRadius; - octx.beginPath(); - octx.arc(axisx.p2c(x), axisy.p2c(y), radius, 0, 2 * Math.PI, false); - octx.stroke(); - } - - function drawBarHighlight(series, point) { - octx.lineWidth = series.bars.lineWidth; - octx.strokeStyle = $.color.parse(series.color).scale('a', 0.5).toString(); - var fillStyle = $.color.parse(series.color).scale('a', 0.5).toString(); - var barLeft = series.bars.align == "left" ? 0 : -series.bars.barWidth/2; - drawBar(point[0], point[1], point[2] || 0, barLeft, barLeft + series.bars.barWidth, - 0, function () { return fillStyle; }, series.xaxis, series.yaxis, octx, series.bars.horizontal); - } - - function getColorOrGradient(spec, bottom, top, defaultColor) { - if (typeof spec == "string") - return spec; - else { - // assume this is a gradient spec; IE currently only - // supports a simple vertical gradient properly, so that's - // what we support too - var gradient = ctx.createLinearGradient(0, top, 0, bottom); - - for (var i = 0, l = spec.colors.length; i < l; ++i) { - var c = spec.colors[i]; - if (typeof c != "string") { - c = $.color.parse(defaultColor).scale('rgb', c.brightness); - c.a *= c.opacity; - c = c.toString(); - } - gradient.addColorStop(i / (l - 1), c); - } - - return gradient; - } - } - } - - $.plot = function(placeholder, data, options) { - var plot = new Plot($(placeholder), data, options, $.plot.plugins); - /*var t0 = new Date(); - var t1 = new Date(); - var tstr = "time used (msecs): " + (t1.getTime() - t0.getTime()) - if (window.console) - console.log(tstr); - else - alert(tstr);*/ - return plot; - }; - - $.plot.plugins = []; - - // returns a string with the date d formatted according to fmt - $.plot.formatDate = function(d, fmt, monthNames) { - var leftPad = function(n) { - n = "" + n; - return n.length == 1 ? "0" + n : n; - }; - - var r = []; - var escape = false; - var hours = d.getUTCHours(); - var isAM = hours < 12; - if (monthNames == null) - monthNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]; - - if (fmt.search(/%p|%P/) != -1) { - if (hours > 12) { - hours = hours - 12; - } else if (hours == 0) { - hours = 12; - } - } - for (var i = 0; i < fmt.length; ++i) { - var c = fmt.charAt(i); - - if (escape) { - switch (c) { - case 'h': c = "" + hours; break; - case 'H': c = leftPad(hours); break; - case 'M': c = leftPad(d.getUTCMinutes()); break; - case 'S': c = leftPad(d.getUTCSeconds()); break; - case 'd': c = "" + d.getUTCDate(); break; - case 'm': c = "" + (d.getUTCMonth() + 1); break; - case 'y': c = "" + d.getUTCFullYear(); break; - case 'b': c = "" + monthNames[d.getUTCMonth()]; break; - case 'p': c = (isAM) ? ("" + "am") : ("" + "pm"); break; - case 'P': c = (isAM) ? ("" + "AM") : ("" + "PM"); break; - } - r.push(c); - escape = false; - } - else { - if (c == "%") - escape = true; - else - r.push(c); - } - } - return r.join(""); - }; - - // round to nearby lower multiple of base - function floorInBase(n, base) { - return base * Math.floor(n / base); - } - -})(jQuery); diff --git a/static/jquery.js b/static/jquery.js deleted file mode 100644 index 9263574..0000000 --- a/static/jquery.js +++ /dev/null @@ -1,4376 +0,0 @@ -/*! - * jQuery JavaScript Library v1.3.2 - * http://jquery.com/ - * - * Copyright (c) 2009 John Resig - * Dual licensed under the MIT and GPL licenses. - * http://docs.jquery.com/License - * - * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009) - * Revision: 6246 - */ -(function(){ - -var - // Will speed up references to window, and allows munging its name. - window = this, - // Will speed up references to undefined, and allows munging its name. - undefined, - // Map over jQuery in case of overwrite - _jQuery = window.jQuery, - // Map over the $ in case of overwrite - _$ = window.$, - - jQuery = window.jQuery = window.$ = function( selector, context ) { - // The jQuery object is actually just the init constructor 'enhanced' - return new jQuery.fn.init( selector, context ); - }, - - // A simple way to check for HTML strings or ID strings - // (both of which we optimize for) - quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/, - // Is it a simple selector - isSimple = /^.[^:#\[\.,]*$/; - -jQuery.fn = jQuery.prototype = { - init: function( selector, context ) { - // Make sure that a selection was provided - selector = selector || document; - - // Handle $(DOMElement) - if ( selector.nodeType ) { - this[0] = selector; - this.length = 1; - this.context = selector; - return this; - } - // Handle HTML strings - if ( typeof selector === "string" ) { - // Are we dealing with HTML string or an ID? - var match = quickExpr.exec( selector ); - - // Verify a match, and that no context was specified for #id - if ( match && (match[1] || !context) ) { - - // HANDLE: $(html) -> $(array) - if ( match[1] ) - selector = jQuery.clean( [ match[1] ], context ); - - // HANDLE: $("#id") - else { - var elem = document.getElementById( match[3] ); - - // Handle the case where IE and Opera return items - // by name instead of ID - if ( elem && elem.id != match[3] ) - return jQuery().find( selector ); - - // Otherwise, we inject the element directly into the jQuery object - var ret = jQuery( elem || [] ); - ret.context = document; - ret.selector = selector; - return ret; - } - - // HANDLE: $(expr, [context]) - // (which is just equivalent to: $(content).find(expr) - } else - return jQuery( context ).find( selector ); - - // HANDLE: $(function) - // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) - return jQuery( document ).ready( selector ); - - // Make sure that old selector state is passed along - if ( selector.selector && selector.context ) { - this.selector = selector.selector; - this.context = selector.context; - } - - return this.setArray(jQuery.isArray( selector ) ? - selector : - jQuery.makeArray(selector)); - }, - - // Start with an empty selector - selector: "", - - // The current version of jQuery being used - jquery: "1.3.2", - - // The number of elements contained in the matched element set - size: function() { - return this.length; - }, - - // Get the Nth element in the matched element set OR - // Get the whole matched element set as a clean array - get: function( num ) { - return num === undefined ? - - // Return a 'clean' array - Array.prototype.slice.call( this ) : - - // Return just the object - this[ num ]; - }, - - // Take an array of elements and push it onto the stack - // (returning the new matched element set) - pushStack: function( elems, name, selector ) { - // Build a new jQuery matched element set - var ret = jQuery( elems ); - - // Add the old object onto the stack (as a reference) - ret.prevObject = this; - - ret.context = this.context; - - if ( name === "find" ) - ret.selector = this.selector + (this.selector ? " " : "") + selector; - else if ( name ) - ret.selector = this.selector + "." + name + "(" + selector + ")"; - - // Return the newly-formed element set - return ret; - }, - - // Force the current matched set of elements to become - // the specified array of elements (destroying the stack in the process) - // You should use pushStack() in order to do this, but maintain the stack - setArray: function( elems ) { - // Resetting the length to 0, then using the native Array push - // is a super-fast way to populate an object with array-like properties - this.length = 0; - Array.prototype.push.apply( this, elems ); - - return this; - }, - - // Execute a callback for every element in the matched set. - // (You can seed the arguments with an array of args, but this is - // only used internally.) - each: function( callback, args ) { - return jQuery.each( this, callback, args ); - }, - - // Determine the position of an element within - // the matched set of elements - index: function( elem ) { - // Locate the position of the desired element - return jQuery.inArray( - // If it receives a jQuery object, the first element is used - elem && elem.jquery ? elem[0] : elem - , this ); - }, - - attr: function( name, value, type ) { - var options = name; - - // Look for the case where we're accessing a style value - if ( typeof name === "string" ) - if ( value === undefined ) - return this[0] && jQuery[ type || "attr" ]( this[0], name ); - - else { - options = {}; - options[ name ] = value; - } - - // Check to see if we're setting style values - return this.each(function(i){ - // Set all the styles - for ( name in options ) - jQuery.attr( - type ? - this.style : - this, - name, jQuery.prop( this, options[ name ], type, i, name ) - ); - }); - }, - - css: function( key, value ) { - // ignore negative width and height values - if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 ) - value = undefined; - return this.attr( key, value, "curCSS" ); - }, - - text: function( text ) { - if ( typeof text !== "object" && text != null ) - return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) ); - - var ret = ""; - - jQuery.each( text || this, function(){ - jQuery.each( this.childNodes, function(){ - if ( this.nodeType != 8 ) - ret += this.nodeType != 1 ? - this.nodeValue : - jQuery.fn.text( [ this ] ); - }); - }); - - return ret; - }, - - wrapAll: function( html ) { - if ( this[0] ) { - // The elements to wrap the target around - var wrap = jQuery( html, this[0].ownerDocument ).clone(); - - if ( this[0].parentNode ) - wrap.insertBefore( this[0] ); - - wrap.map(function(){ - var elem = this; - - while ( elem.firstChild ) - elem = elem.firstChild; - - return elem; - }).append(this); - } - - return this; - }, - - wrapInner: function( html ) { - return this.each(function(){ - jQuery( this ).contents().wrapAll( html ); - }); - }, - - wrap: function( html ) { - return this.each(function(){ - jQuery( this ).wrapAll( html ); - }); - }, - - append: function() { - return this.domManip(arguments, true, function(elem){ - if (this.nodeType == 1) - this.appendChild( elem ); - }); - }, - - prepend: function() { - return this.domManip(arguments, true, function(elem){ - if (this.nodeType == 1) - this.insertBefore( elem, this.firstChild ); - }); - }, - - before: function() { - return this.domManip(arguments, false, function(elem){ - this.parentNode.insertBefore( elem, this ); - }); - }, - - after: function() { - return this.domManip(arguments, false, function(elem){ - this.parentNode.insertBefore( elem, this.nextSibling ); - }); - }, - - end: function() { - return this.prevObject || jQuery( [] ); - }, - - // For internal use only. - // Behaves like an Array's method, not like a jQuery method. - push: [].push, - sort: [].sort, - splice: [].splice, - - find: function( selector ) { - if ( this.length === 1 ) { - var ret = this.pushStack( [], "find", selector ); - ret.length = 0; - jQuery.find( selector, this[0], ret ); - return ret; - } else { - return this.pushStack( jQuery.unique(jQuery.map(this, function(elem){ - return jQuery.find( selector, elem ); - })), "find", selector ); - } - }, - - clone: function( events ) { - // Do the clone - var ret = this.map(function(){ - if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) { - // IE copies events bound via attachEvent when - // using cloneNode. Calling detachEvent on the - // clone will also remove the events from the orignal - // In order to get around this, we use innerHTML. - // Unfortunately, this means some modifications to - // attributes in IE that are actually only stored - // as properties will not be copied (such as the - // the name attribute on an input). - var html = this.outerHTML; - if ( !html ) { - var div = this.ownerDocument.createElement("div"); - div.appendChild( this.cloneNode(true) ); - html = div.innerHTML; - } - - return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0]; - } else - return this.cloneNode(true); - }); - - // Copy the events from the original to the clone - if ( events === true ) { - var orig = this.find("*").andSelf(), i = 0; - - ret.find("*").andSelf().each(function(){ - if ( this.nodeName !== orig[i].nodeName ) - return; - - var events = jQuery.data( orig[i], "events" ); - - for ( var type in events ) { - for ( var handler in events[ type ] ) { - jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data ); - } - } - - i++; - }); - } - - // Return the cloned set - return ret; - }, - - filter: function( selector ) { - return this.pushStack( - jQuery.isFunction( selector ) && - jQuery.grep(this, function(elem, i){ - return selector.call( elem, i ); - }) || - - jQuery.multiFilter( selector, jQuery.grep(this, function(elem){ - return elem.nodeType === 1; - }) ), "filter", selector ); - }, - - closest: function( selector ) { - var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null, - closer = 0; - - return this.map(function(){ - var cur = this; - while ( cur && cur.ownerDocument ) { - if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) ) { - jQuery.data(cur, "closest", closer); - return cur; - } - cur = cur.parentNode; - closer++; - } - }); - }, - - not: function( selector ) { - if ( typeof selector === "string" ) - // test special case where just one selector is passed in - if ( isSimple.test( selector ) ) - return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector ); - else - selector = jQuery.multiFilter( selector, this ); - - var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType; - return this.filter(function() { - return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector; - }); - }, - - add: function( selector ) { - return this.pushStack( jQuery.unique( jQuery.merge( - this.get(), - typeof selector === "string" ? - jQuery( selector ) : - jQuery.makeArray( selector ) - ))); - }, - - is: function( selector ) { - return !!selector && jQuery.multiFilter( selector, this ).length > 0; - }, - - hasClass: function( selector ) { - return !!selector && this.is( "." + selector ); - }, - - val: function( value ) { - if ( value === undefined ) { - var elem = this[0]; - - if ( elem ) { - if( jQuery.nodeName( elem, 'option' ) ) - return (elem.attributes.value || {}).specified ? elem.value : elem.text; - - // We need to handle select boxes special - if ( jQuery.nodeName( elem, "select" ) ) { - var index = elem.selectedIndex, - values = [], - options = elem.options, - one = elem.type == "select-one"; - - // Nothing was selected - if ( index < 0 ) - return null; - - // Loop through all the selected options - for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { - var option = options[ i ]; - - if ( option.selected ) { - // Get the specifc value for the option - value = jQuery(option).val(); - - // We don't need an array for one selects - if ( one ) - return value; - - // Multi-Selects return an array - values.push( value ); - } - } - - return values; - } - - // Everything else, we just grab the value - return (elem.value || "").replace(/\r/g, ""); - - } - - return undefined; - } - - if ( typeof value === "number" ) - value += ''; - - return this.each(function(){ - if ( this.nodeType != 1 ) - return; - - if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) ) - this.checked = (jQuery.inArray(this.value, value) >= 0 || - jQuery.inArray(this.name, value) >= 0); - - else if ( jQuery.nodeName( this, "select" ) ) { - var values = jQuery.makeArray(value); - - jQuery( "option", this ).each(function(){ - this.selected = (jQuery.inArray( this.value, values ) >= 0 || - jQuery.inArray( this.text, values ) >= 0); - }); - - if ( !values.length ) - this.selectedIndex = -1; - - } else - this.value = value; - }); - }, - - html: function( value ) { - return value === undefined ? - (this[0] ? - this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") : - null) : - this.empty().append( value ); - }, - - replaceWith: function( value ) { - return this.after( value ).remove(); - }, - - eq: function( i ) { - return this.slice( i, +i + 1 ); - }, - - slice: function() { - return this.pushStack( Array.prototype.slice.apply( this, arguments ), - "slice", Array.prototype.slice.call(arguments).join(",") ); - }, - - map: function( callback ) { - return this.pushStack( jQuery.map(this, function(elem, i){ - return callback.call( elem, i, elem ); - })); - }, - - andSelf: function() { - return this.add( this.prevObject ); - }, - - domManip: function( args, table, callback ) { - if ( this[0] ) { - var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(), - scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ), - first = fragment.firstChild; - - if ( first ) - for ( var i = 0, l = this.length; i < l; i++ ) - callback.call( root(this[i], first), this.length > 1 || i > 0 ? - fragment.cloneNode(true) : fragment ); - - if ( scripts ) - jQuery.each( scripts, evalScript ); - } - - return this; - - function root( elem, cur ) { - return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ? - (elem.getElementsByTagName("tbody")[0] || - elem.appendChild(elem.ownerDocument.createElement("tbody"))) : - elem; - } - } -}; - -// Give the init function the jQuery prototype for later instantiation -jQuery.fn.init.prototype = jQuery.fn; - -function evalScript( i, elem ) { - if ( elem.src ) - jQuery.ajax({ - url: elem.src, - async: false, - dataType: "script" - }); - - else - jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" ); - - if ( elem.parentNode ) - elem.parentNode.removeChild( elem ); -} - -function now(){ - return +new Date; -} - -jQuery.extend = jQuery.fn.extend = function() { - // copy reference to target object - var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options; - - // Handle a deep copy situation - if ( typeof target === "boolean" ) { - deep = target; - target = arguments[1] || {}; - // skip the boolean and the target - i = 2; - } - - // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction(target) ) - target = {}; - - // extend jQuery itself if only one argument is passed - if ( length == i ) { - target = this; - --i; - } - - for ( ; i < length; i++ ) - // Only deal with non-null/undefined values - if ( (options = arguments[ i ]) != null ) - // Extend the base object - for ( var name in options ) { - var src = target[ name ], copy = options[ name ]; - - // Prevent never-ending loop - if ( target === copy ) - continue; - - // Recurse if we're merging object values - if ( deep && copy && typeof copy === "object" && !copy.nodeType ) - target[ name ] = jQuery.extend( deep, - // Never move original objects, clone them - src || ( copy.length != null ? [ ] : { } ) - , copy ); - - // Don't bring in undefined values - else if ( copy !== undefined ) - target[ name ] = copy; - - } - - // Return the modified object - return target; -}; - -// exclude the following css properties to add px -var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i, - // cache defaultView - defaultView = document.defaultView || {}, - toString = Object.prototype.toString; - -jQuery.extend({ - noConflict: function( deep ) { - window.$ = _$; - - if ( deep ) - window.jQuery = _jQuery; - - return jQuery; - }, - - // See test/unit/core.js for details concerning isFunction. - // Since version 1.3, DOM methods and functions like alert - // aren't supported. They return false on IE (#2968). - isFunction: function( obj ) { - return toString.call(obj) === "[object Function]"; - }, - - isArray: function( obj ) { - return toString.call(obj) === "[object Array]"; - }, - - // check if an element is in a (or is an) XML document - isXMLDoc: function( elem ) { - return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" || - !!elem.ownerDocument && jQuery.isXMLDoc( elem.ownerDocument ); - }, - - // Evalulates a script in a global context - globalEval: function( data ) { - if ( data && /\S/.test(data) ) { - // Inspired by code by Andrea Giammarchi - // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html - var head = document.getElementsByTagName("head")[0] || document.documentElement, - script = document.createElement("script"); - - script.type = "text/javascript"; - if ( jQuery.support.scriptEval ) - script.appendChild( document.createTextNode( data ) ); - else - script.text = data; - - // Use insertBefore instead of appendChild to circumvent an IE6 bug. - // This arises when a base node is used (#2709). - head.insertBefore( script, head.firstChild ); - head.removeChild( script ); - } - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase(); - }, - - // args is for internal usage only - each: function( object, callback, args ) { - var name, i = 0, length = object.length; - - if ( args ) { - if ( length === undefined ) { - for ( name in object ) - if ( callback.apply( object[ name ], args ) === false ) - break; - } else - for ( ; i < length; ) - if ( callback.apply( object[ i++ ], args ) === false ) - break; - - // A special, fast, case for the most common use of each - } else { - if ( length === undefined ) { - for ( name in object ) - if ( callback.call( object[ name ], name, object[ name ] ) === false ) - break; - } else - for ( var value = object[0]; - i < length && callback.call( value, i, value ) !== false; value = object[++i] ){} - } - - return object; - }, - - prop: function( elem, value, type, i, name ) { - // Handle executable functions - if ( jQuery.isFunction( value ) ) - value = value.call( elem, i ); - - // Handle passing in a number to a CSS property - return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ? - value + "px" : - value; - }, - - className: { - // internal only, use addClass("class") - add: function( elem, classNames ) { - jQuery.each((classNames || "").split(/\s+/), function(i, className){ - if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) ) - elem.className += (elem.className ? " " : "") + className; - }); - }, - - // internal only, use removeClass("class") - remove: function( elem, classNames ) { - if (elem.nodeType == 1) - elem.className = classNames !== undefined ? - jQuery.grep(elem.className.split(/\s+/), function(className){ - return !jQuery.className.has( classNames, className ); - }).join(" ") : - ""; - }, - - // internal only, use hasClass("class") - has: function( elem, className ) { - return elem && jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1; - } - }, - - // A method for quickly swapping in/out CSS properties to get correct calculations - swap: function( elem, options, callback ) { - var old = {}; - // Remember the old values, and insert the new ones - for ( var name in options ) { - old[ name ] = elem.style[ name ]; - elem.style[ name ] = options[ name ]; - } - - callback.call( elem ); - - // Revert the old values - for ( var name in options ) - elem.style[ name ] = old[ name ]; - }, - - css: function( elem, name, force, extra ) { - if ( name == "width" || name == "height" ) { - var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ]; - - function getWH() { - val = name == "width" ? elem.offsetWidth : elem.offsetHeight; - - if ( extra === "border" ) - return; - - jQuery.each( which, function() { - if ( !extra ) - val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0; - if ( extra === "margin" ) - val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0; - else - val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0; - }); - } - - if ( elem.offsetWidth !== 0 ) - getWH(); - else - jQuery.swap( elem, props, getWH ); - - return Math.max(0, Math.round(val)); - } - - return jQuery.curCSS( elem, name, force ); - }, - - curCSS: function( elem, name, force ) { - var ret, style = elem.style; - - // We need to handle opacity special in IE - if ( name == "opacity" && !jQuery.support.opacity ) { - ret = jQuery.attr( style, "opacity" ); - - return ret == "" ? - "1" : - ret; - } - - // Make sure we're using the right name for getting the float value - if ( name.match( /float/i ) ) - name = styleFloat; - - if ( !force && style && style[ name ] ) - ret = style[ name ]; - - else if ( defaultView.getComputedStyle ) { - - // Only "float" is needed here - if ( name.match( /float/i ) ) - name = "float"; - - name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase(); - - var computedStyle = defaultView.getComputedStyle( elem, null ); - - if ( computedStyle ) - ret = computedStyle.getPropertyValue( name ); - - // We should always get a number back from opacity - if ( name == "opacity" && ret == "" ) - ret = "1"; - - } else if ( elem.currentStyle ) { - var camelCase = name.replace(/\-(\w)/g, function(all, letter){ - return letter.toUpperCase(); - }); - - ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ]; - - // From the awesome hack by Dean Edwards - // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 - - // If we're not dealing with a regular pixel number - // but a number that has a weird ending, we need to convert it to pixels - if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) { - // Remember the original values - var left = style.left, rsLeft = elem.runtimeStyle.left; - - // Put in the new values to get a computed value out - elem.runtimeStyle.left = elem.currentStyle.left; - style.left = ret || 0; - ret = style.pixelLeft + "px"; - - // Revert the changed values - style.left = left; - elem.runtimeStyle.left = rsLeft; - } - } - - return ret; - }, - - clean: function( elems, context, fragment ) { - context = context || document; - - // !context.createElement fails in IE with an error but returns typeof 'object' - if ( typeof context.createElement === "undefined" ) - context = context.ownerDocument || context[0] && context[0].ownerDocument || document; - - // If a single string is passed in and it's a single tag - // just do a createElement and skip the rest - if ( !fragment && elems.length === 1 && typeof elems[0] === "string" ) { - var match = /^<(\w+)\s*\/?>$/.exec(elems[0]); - if ( match ) - return [ context.createElement( match[1] ) ]; - } - - var ret = [], scripts = [], div = context.createElement("div"); - - jQuery.each(elems, function(i, elem){ - if ( typeof elem === "number" ) - elem += ''; - - if ( !elem ) - return; - - // Convert html string into DOM nodes - if ( typeof elem === "string" ) { - // Fix "XHTML"-style tags in all browsers - elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){ - return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ? - all : - front + ">"; - }); - - // Trim whitespace, otherwise indexOf won't work as expected - var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase(); - - var wrap = - // option or optgroup - !tags.indexOf("", "" ] || - - !tags.indexOf("", "" ] || - - tags.match(/^<(thead|tbody|tfoot|colg|cap)/) && - [ 1, "", "
" ] || - - !tags.indexOf("", "" ] || - - // matched above - (!tags.indexOf("", "" ] || - - !tags.indexOf("", "" ] || - - // IE can't serialize and