From 0645c27fbd1082fe70e08a049e2cbb0200fd3cb6 Mon Sep 17 00:00:00 2001
From: Yves Fischer <yvesf-git@xapek.org>
Date: Wed, 7 Dec 2011 00:17:50 +0100
Subject: =?UTF-8?q?verwende=20d3.time;=20sch=C3=B6nerer=20Graph?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ebus/webapp/static/console.html             |  77 +++-
 ebus/webapp/static/draw.svg                 | 112 ++---
 ebus/webapp/static/lib/d3-v2.6.1/d3.time.js | 687 ++++++++++++++++++++++++++++
 3 files changed, 789 insertions(+), 87 deletions(-)
 create mode 100644 ebus/webapp/static/lib/d3-v2.6.1/d3.time.js

(limited to 'ebus')
diff --git a/ebus/webapp/static/console.html b/ebus/webapp/static/console.html
index 054d5d4..b8b732b 100644
--- a/ebus/webapp/static/console.html
+++ b/ebus/webapp/static/console.html
@@ -1,20 +1,23 @@
 <html>
 <head>
     <script src="lib/d3-v2.6.1/d3.js"></script>
+    <script src="lib/d3-v2.6.1/d3.time.js"></script>
     <style>
         path {
             stroke: steelblue;
             stroke-width: 2;
             fill: none;
         }
-
         line {
             stroke: black;
         }
         div.popup {
             position: absolute;
             border: 2px solid gray;
-            background-color: yellow;
+            background-color: #fefefe;
+        }
+        div.popup .plot {
+            margin: 5px;
         }
         #log {
             height: 300px;
@@ -34,8 +37,11 @@
         "boilerWert" : "feuerungsautomat1.betriebsdatenRegler1.boilerTemperatur"
     };
     function timeToString(timestamp) {
-        var f = d3.format("02d");
         var d = new Date();
+        return dateToString(d);
+    }
+    function dateToString(d) {
+        var f = d3.format("02d");
         return f(d.getHours()) + ":" + f(d.getMinutes()) + ":" + f(d.getSeconds());
     }
     function log(data) {
@@ -82,28 +88,77 @@
 
                 var w = 550, h = 200, margin = 20;
                 var plot = popup.append("svg:svg")
+                            .classed("plot", true)
                             .attr("width", w)
                             .attr("height", h);
 
-                var startdate = (new Date().getTime()/1000) - 1*60*60*24
+                var wait_indicator = plot.append("svg:text")
+                    .attr("x", w/2)
+                    .attr("y", h/2)
+                    .text("Bitte Warten");
+
+                var startdate = (new Date().getTime()/1000) - 7*60*60*24
                 var enddate = (new Date().getTime()/1000)
                 d3.json("../sensor/"+sensor_name+"/" + startdate + "/" + enddate, function(resp) {
+                    var data = resp.data.map(function(d) {
+                        return [new Date(d[0]), d[1]];
+                    })
+                    var x_min = d3.min(data, function(d){return d[0]}),
+                        x_max = d3.max(data, function(d){return d[0]}),
+                        y_min = d3.min(data, function(d){return d[1]}),
+                        y_max = d3.max(data, function(d){return d[1]});
+
                     var y = d3.scale.linear()
-                        .domain([0, d3.max(resp.data, function(d){return d[1];})])
+                        .domain([y_min, y_max])
                         .range([0+margin, h-margin]);
-                    var x = d3.scale.linear()
-                        .domain([0, resp.data.length])
-                        .range([0+margin, w-margin]);
 
+                    var x = d3.time.scale()
+                        .domain([x_min, x_max])
+                        .range([0+margin, w-margin]);
+                    
                     var g = plot.append("svg:g")
                             .attr("transform", "translate(0, "+h+")");
 
                     var line = d3.svg.line()
-                                .x(function(d,i){return x(i); })
-                                .y(function(d) {return -1 * y(d[1]);});
+                                .x(function(d,i){ return x(d[0]); })
+                                .y(function(d) {return -1*y(d[1]);});
 
                     g.append("svg:path")
-                        .attr("d", line(resp.data));
+                        .attr("d", line(data));
+
+                    // Axes
+                    g.append("svg:line")
+                        .attr("x1", x(x_min))
+                        .attr("y1", -1 * y(y_min))
+                        .attr("x2", x(x_max))
+                        .attr("y2", -1 * y(y_min));
+
+                    g.append("svg:line")
+                        .attr("x1", x(x_min))
+                        .attr("y1", -1*y(y_min))
+                        .attr("x2", x(x_min))
+                        .attr("y2", -1*y(y_max));
+                        
+                 
+                    // Ticks
+                    var tick_format = d3.time.format("%d.%m");
+                    g.selectAll(".xlabel")
+                        .data(x.ticks(5)).enter()
+                        .append("svg:text")
+                        .text(function(d){return tick_format(d) })
+                        .attr("x", function(d) { return x(d) })
+                        .attr("y", 0)
+                        .attr("text-anchor", "middle");
+
+                    g.selectAll(".ylabel")
+                        .data(y.ticks(5)).enter()
+                        .append("svg:text")
+                        .text(String)
+                        .attr("x", 0)
+                        .attr("y", function(d) {return -1*y(d)})
+                        .attr("text-anchor", "right");
+
+                    wait_indicator.remove();
                 });
             });
         }
diff --git a/ebus/webapp/static/draw.svg b/ebus/webapp/static/draw.svg
index b1a5480..6a9055c 100644
--- a/ebus/webapp/static/draw.svg
+++ b/ebus/webapp/static/draw.svg
@@ -38,30 +38,6 @@
        id="linearGradient9274"
        xlink:href="#linearGradient14630"
        inkscape:collect="always" />
-    <filter
-       id="filter8363"
-       height="1.682261"
-       y="-0.3411305"
-       width="1.2516437"
-       x="-0.12582178"
-       inkscape:collect="always">
-      <feGaussianBlur
-         id="feGaussianBlur8365"
-         stdDeviation="5.4634181"
-         inkscape:collect="always" />
-    </filter>
-    <filter
-       id="filter6454"
-       height="1.3779083"
-       y="-0.1889542"
-       width="1.1359831"
-       x="-0.06799154"
-       inkscape:collect="always">
-      <feGaussianBlur
-         id="feGaussianBlur6456"
-         stdDeviation="7.2835937"
-         inkscape:collect="always" />
-    </filter>
     <linearGradient
        y2="1102.4946"
        x2="94.621376"
@@ -342,14 +318,6 @@
        id="linearGradient4463"
        xlink:href="#linearGradient14625"
        inkscape:collect="always" />
-    <filter
-       id="filter4458"
-       inkscape:collect="always">
-      <feGaussianBlur
-         id="feGaussianBlur4460"
-         stdDeviation="8.8447956"
-         inkscape:collect="always" />
-    </filter>
     <linearGradient
        gradientTransform="translate(-385.82338,59.419123)"
        gradientUnits="userSpaceOnUse"
@@ -448,9 +416,9 @@
      borderopacity="1.0"
      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
-     inkscape:zoom="0.98994949"
-     inkscape:cx="271.95772"
-     inkscape:cy="105.68883"
+     inkscape:zoom="1.4"
+     inkscape:cx="150.59342"
+     inkscape:cy="208.20173"
      inkscape:document-units="px"
      inkscape:current-layer="layer1"
      showgrid="false"
@@ -501,52 +469,17 @@
          id="tspan2989"
          x="14.663156"
          y="903.1358">Heizkessel</tspan></text>
-    <rect
-       style="opacity:0.98000004;fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.58299994;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:3.166, 1.583;stroke-dashoffset:0"
-       id="rect2991"
-       width="11.1117"
-       height="76.771591"
-       x="202.60992"
-       y="745.44818" />
-    <rect
-       style="opacity:0.98000004;fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.58299994;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:3.166, 1.583;stroke-dashoffset:0"
-       id="rect2991-1"
-       width="11.1117"
-       height="76.771591"
-       x="283.16959"
-       y="745.44818" />
-    <rect
-       style="opacity:0.98000004;fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.58299994;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:3.166, 1.583;stroke-dashoffset:0"
-       id="rect2991-9"
-       width="11.1117"
-       height="76.771591"
-       x="242.88974"
-       y="745.44818" />
-    <rect
-       style="opacity:0.98000004;fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.58299994;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:3.166, 1.583;stroke-dashoffset:0"
-       id="rect2991-4"
-       width="11.1117"
-       height="76.771591"
-       x="222.74985"
-       y="745.44818" />
-    <rect
-       style="opacity:0.98000004;fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.58299994;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:3.166, 1.583;stroke-dashoffset:0"
-       id="rect2991-7"
-       width="11.1117"
-       height="76.771591"
-       x="263.02966"
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     <text
        xml:space="preserve"
        style="font-size:18.44056702px;font-style:italic;font-variant:normal;font-weight:bold;font-stretch:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Linux Biolinum Slanted O;-inkscape-font-specification:Linux Biolinum Slanted O Bold Italic"
-       x="200.30336"
-       y="733.60901"
+       x="206.36427"
+       y="743.71051"
        id="text2987-8"
        sodipodi:linespacing="125%"><tspan
          sodipodi:role="line"
          id="tspan2989-4"
-         x="200.30336"
-         y="733.60901">Kollektor: <tspan
+         x="206.36427"
+         y="743.71051">Kollektor: <tspan
    style="font-weight:normal;-inkscape-font-specification:Linux Biolinum Slanted O Italic"
    id="tempkollektorWert">XXX</tspan> °C</tspan></text>
     <path
@@ -603,7 +536,7 @@
        sodipodi:cy="362.11163"
        sodipodi:rx="29.7995"
        sodipodi:ry="48.487324"
-       d="m 97.984795,362.11163 a 29.7995,48.487324 0 1 1 -59.598999,0 29.7995,48.487324 0 1 1 59.598999,0 z"
+       d="m 97.984795,362.11163 c 0,26.77881 -13.341691,48.48733 -29.7995,48.48733 -16.457809,0 -29.799499,-21.70852 -29.799499,-48.48733 0,-26.77881 13.34169,-48.48732 29.799499,-48.48732 16.457809,0 29.7995,21.70851 29.7995,48.48732 z"
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     <text
        xml:space="preserve"
@@ -622,7 +555,7 @@
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diff --git a/ebus/webapp/static/lib/d3-v2.6.1/d3.time.js b/ebus/webapp/static/lib/d3-v2.6.1/d3.time.js
new file mode 100644
index 0000000..4c1cda4
--- /dev/null
+++ b/ebus/webapp/static/lib/d3-v2.6.1/d3.time.js
@@ -0,0 +1,687 @@
+(function(){d3.time = {};
+
+var d3_time = Date;
+d3.time.format = function(template) {
+  var n = template.length;
+
+  function format(date) {
+    var string = [],
+        i = -1,
+        j = 0,
+        c,
+        f;
+    while (++i < n) {
+      if (template.charCodeAt(i) == 37) {
+        string.push(
+            template.substring(j, i),
+            (f = d3_time_formats[c = template.charAt(++i)])
+            ? f(date) : c);
+        j = i + 1;
+      }
+    }
+    string.push(template.substring(j, i));
+    return string.join("");
+  }
+
+  format.parse = function(string) {
+    var date = new d3_time(1900, 0, 1),
+        i = d3_time_parse(date, template, string, 0);
+    if (i != string.length) return null;
+    if (date.hour12) {
+      var hours = date.getHours() % 12;
+      date.setHours(date.hour12pm ? hours + 12 : hours);
+    }
+    delete date.hour12;
+    delete date.hour12pm;
+    return date;
+  };
+
+  format.toString = function() {
+    return template;
+  };
+
+  return format;
+};
+
+function d3_time_parse(date, template, string, j) {
+  var c,
+      p,
+      i = 0,
+      n = template.length,
+      m = string.length;
+  while (i < n) {
+    if (j >= m) return -1;
+    c = template.charCodeAt(i++);
+    if (c == 37) {
+      p = d3_time_parsers[template.charAt(i++)];
+      if (!p || ((j = p(date, string, j)) < 0)) return -1;
+    } else if (c != string.charCodeAt(j++)) {
+      return -1;
+    }
+  }
+  return j;
+}
+
+var d3_time_zfill2 = d3.format("02d"),
+    d3_time_zfill3 = d3.format("03d"),
+    d3_time_zfill4 = d3.format("04d"),
+    d3_time_sfill2 = d3.format("2d");
+
+var d3_time_formats = {
+  a: function(d) { return d3_time_weekdays[d.getDay()].substring(0, 3); },
+  A: function(d) { return d3_time_weekdays[d.getDay()]; },
+  b: function(d) { return d3_time_months[d.getMonth()].substring(0, 3); },
+  B: function(d) { return d3_time_months[d.getMonth()]; },
+  c: d3.time.format("%a %b %e %H:%M:%S %Y"),
+  d: function(d) { return d3_time_zfill2(d.getDate()); },
+  e: function(d) { return d3_time_sfill2(d.getDate()); },
+  H: function(d) { return d3_time_zfill2(d.getHours()); },
+  I: function(d) { return d3_time_zfill2(d.getHours() % 12 || 12); },
+  j: d3_time_dayOfYear,
+  L: function(d) { return d3_time_zfill3(d.getMilliseconds()); },
+  m: function(d) { return d3_time_zfill2(d.getMonth() + 1); },
+  M: function(d) { return d3_time_zfill2(d.getMinutes()); },
+  p: function(d) { return d.getHours() >= 12 ? "PM" : "AM"; },
+  S: function(d) { return d3_time_zfill2(d.getSeconds()); },
+  U: d3_time_weekNumberSunday,
+  w: function(d) { return d.getDay(); },
+  W: d3_time_weekNumberMonday,
+  x: d3.time.format("%m/%d/%y"),
+  X: d3.time.format("%H:%M:%S"),
+  y: function(d) { return d3_time_zfill2(d.getFullYear() % 100); },
+  Y: function(d) { return d3_time_zfill4(d.getFullYear() % 10000); },
+  Z: d3_time_zone,
+  "%": function(d) { return "%"; }
+};
+
+var d3_time_parsers = {
+  a: d3_time_parseWeekdayAbbrev,
+  A: d3_time_parseWeekday,
+  b: d3_time_parseMonthAbbrev,
+  B: d3_time_parseMonth,
+  c: d3_time_parseLocaleFull,
+  d: d3_time_parseDay,
+  e: d3_time_parseDay,
+  H: d3_time_parseHour24,
+  I: d3_time_parseHour12,
+  // j: function(d, s, i) { /*TODO day of year [001,366] */ return i; },
+  L: d3_time_parseMilliseconds,
+  m: d3_time_parseMonthNumber,
+  M: d3_time_parseMinutes,
+  p: d3_time_parseAmPm,
+  S: d3_time_parseSeconds,
+  // U: function(d, s, i) { /*TODO week number (sunday) [00,53] */ return i; },
+  // w: function(d, s, i) { /*TODO weekday [0,6] */ return i; },
+  // W: function(d, s, i) { /*TODO week number (monday) [00,53] */ return i; },
+  x: d3_time_parseLocaleDate,
+  X: d3_time_parseLocaleTime,
+  y: d3_time_parseYear,
+  Y: d3_time_parseFullYear
+  // ,
+  // Z: function(d, s, i) { /*TODO time zone */ return i; },
+  // "%": function(d, s, i) { /*TODO literal % */ return i; }
+};
+
+// Note: weekday is validated, but does not set the date.
+function d3_time_parseWeekdayAbbrev(date, string, i) {
+  return string.substring(i, i += 3).toLowerCase() in d3_time_weekdayAbbrevLookup ? i : -1;
+}
+
+var d3_time_weekdayAbbrevLookup = {
+  sun: 3,
+  mon: 3,
+  tue: 3,
+  wed: 3,
+  thu: 3,
+  fri: 3,
+  sat: 3
+};
+
+// Note: weekday is validated, but does not set the date.
+function d3_time_parseWeekday(date, string, i) {
+  d3_time_weekdayRe.lastIndex = 0;
+  var n = d3_time_weekdayRe.exec(string.substring(i, i + 10));
+  return n ? i += n[0].length : -1;
+}
+
+var d3_time_weekdayRe = /^(?:Sunday|Monday|Tuesday|Wednesday|Thursday|Friday|Saturday)/ig;
+
+var d3_time_weekdays = [
+  "Sunday",
+  "Monday",
+  "Tuesday",
+  "Wednesday",
+  "Thursday",
+  "Friday",
+  "Saturday"
+];
+
+function d3_time_parseMonthAbbrev(date, string, i) {
+  var n = d3_time_monthAbbrevLookup[string.substring(i, i += 3).toLowerCase()];
+  return n == null ? -1 : (date.setMonth(n), i);
+}
+
+var d3_time_monthAbbrevLookup = {
+  jan: 0,
+  feb: 1,
+  mar: 2,
+  apr: 3,
+  may: 4,
+  jun: 5,
+  jul: 6,
+  aug: 7,
+  sep: 8,
+  oct: 9,
+  nov: 10,
+  dec: 11
+};
+
+function d3_time_parseMonth(date, string, i) {
+  d3_time_monthRe.lastIndex = 0;
+  var n = d3_time_monthRe.exec(string.substring(i, i + 12));
+  return n ? (date.setMonth(d3_time_monthLookup[n[0].toLowerCase()]), i += n[0].length) : -1;
+}
+
+var d3_time_monthRe = /^(?:January|February|March|April|May|June|July|August|September|October|November|December)/ig;
+
+var d3_time_monthLookup = {
+  january: 0,
+  february: 1,
+  march: 2,
+  april: 3,
+  may: 4,
+  june: 5,
+  july: 6,
+  august: 7,
+  september: 8,
+  october: 9,
+  november: 10,
+  december: 11
+};
+
+var d3_time_months = [
+  "January",
+  "February",
+  "March",
+  "April",
+  "May",
+  "June",
+  "July",
+  "August",
+  "September",
+  "October",
+  "November",
+  "December"
+];
+
+function d3_time_parseLocaleFull(date, string, i) {
+  return d3_time_parse(date, d3_time_formats.c.toString(), string, i);
+}
+
+function d3_time_parseLocaleDate(date, string, i) {
+  return d3_time_parse(date, d3_time_formats.x.toString(), string, i);
+}
+
+function d3_time_parseLocaleTime(date, string, i) {
+  return d3_time_parse(date, d3_time_formats.X.toString(), string, i);
+}
+
+function d3_time_parseFullYear(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 4));
+  return n ? (date.setFullYear(n[0]), i += n[0].length) : -1;
+}
+
+function d3_time_parseYear(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setFullYear(d3_time_century() + +n[0]), i += n[0].length) : -1;
+}
+
+function d3_time_century() {
+  return ~~(new Date().getFullYear() / 1000) * 1000;
+}
+
+function d3_time_parseMonthNumber(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setMonth(n[0] - 1), i += n[0].length) : -1;
+}
+
+function d3_time_parseDay(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setDate(+n[0]), i += n[0].length) : -1;
+}
+
+// Note: we don't validate that the hour is in the range [0,23].
+function d3_time_parseHour24(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setHours(+n[0]), i += n[0].length) : -1;
+}
+
+// Note: we don't validate that the hour is in the range [1,12].
+function d3_time_parseHour12(date, string, i) {
+  date.hour12 = true;
+  return d3_time_parseHour24(date, string, i);
+}
+
+function d3_time_parseMinutes(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setMinutes(+n[0]), i += n[0].length) : -1;
+}
+
+function d3_time_parseSeconds(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+  return n ? (date.setSeconds(+n[0]), i += n[0].length) : -1;
+}
+
+function d3_time_parseMilliseconds(date, string, i) {
+  d3_time_numberRe.lastIndex = 0;
+  var n = d3_time_numberRe.exec(string.substring(i, i + 3));
+  return n ? (date.setMilliseconds(+n[0]), i += n[0].length) : -1;
+}
+
+// Note: we don't look at the next directive.
+var d3_time_numberRe = /\s*\d+/;
+
+function d3_time_parseAmPm(date, string, i) {
+  var n = d3_time_amPmLookup[string.substring(i, i += 2).toLowerCase()];
+  return n == null ? -1 : (date.hour12pm = n, i);
+}
+
+var d3_time_amPmLookup = {
+  am: 0,
+  pm: 1
+};
+
+function d3_time_year(d) {
+  return new d3_time(d.getFullYear(), 0, 1);
+}
+
+function d3_time_daysElapsed(d0, d1) {
+  return ~~((d1 - d0) / 864e5 - (d1.getTimezoneOffset() - d0.getTimezoneOffset()) / 1440);
+}
+
+function d3_time_dayOfYear(d) {
+  return d3_time_zfill3(1 + d3_time_daysElapsed(d3_time_year(d), d));
+}
+
+function d3_time_weekNumberSunday(d) {
+  var d0 = d3_time_year(d);
+  return d3_time_zfill2(~~((d3_time_daysElapsed(d0, d) + d0.getDay()) / 7));
+}
+
+function d3_time_weekNumberMonday(d) {
+  var d0 = d3_time_year(d);
+  return d3_time_zfill2(~~((d3_time_daysElapsed(d0, d) + (d0.getDay() + 6) % 7) / 7));
+}
+
+// TODO table of time zone offset names?
+function d3_time_zone(d) {
+  var z = d.getTimezoneOffset(),
+      zs = z > 0 ? "-" : "+",
+      zh = ~~(Math.abs(z) / 60),
+      zm = Math.abs(z) % 60;
+  return zs + d3_time_zfill2(zh) + d3_time_zfill2(zm);
+}
+d3.time.format.utc = function(template) {
+  var local = d3.time.format(template);
+
+  function format(date) {
+    try {
+      d3_time = d3_time_format_utc;
+      var utc = new d3_time();
+      utc._ = date;
+      return local(utc);
+    } finally {
+      d3_time = Date;
+    }
+  }
+
+  format.parse = function(string) {
+    try {
+      d3_time = d3_time_format_utc;
+      var date = local.parse(string);
+      return date && date._;
+    } finally {
+      d3_time = Date;
+    }
+  };
+
+  format.toString = local.toString;
+
+  return format;
+};
+
+function d3_time_format_utc() {
+  this._ = new Date(Date.UTC.apply(this, arguments));
+}
+
+d3_time_format_utc.prototype = {
+  getDate: function() { return this._.getUTCDate(); },
+  getDay: function() { return this._.getUTCDay(); },
+  getFullYear: function() { return this._.getUTCFullYear(); },
+  getHours: function() { return this._.getUTCHours(); },
+  getMilliseconds: function() { return this._.getUTCMilliseconds(); },
+  getMinutes: function() { return this._.getUTCMinutes(); },
+  getMonth: function() { return this._.getUTCMonth(); },
+  getSeconds: function() { return this._.getUTCSeconds(); },
+  getTimezoneOffset: function() { return 0; },
+  valueOf: function() { return this._.getTime(); },
+  setDate: function(x) { this._.setUTCDate(x); },
+  setDay: function(x) { this._.setUTCDay(x); },
+  setFullYear: function(x) { this._.setUTCFullYear(x); },
+  setHours: function(x) { this._.setUTCHours(x); },
+  setMilliseconds: function(x) { this._.setUTCMilliseconds(x); },
+  setMinutes: function(x) { this._.setUTCMinutes(x); },
+  setMonth: function(x) { this._.setUTCMonth(x); },
+  setSeconds: function(x) { this._.setUTCSeconds(x); }
+};
+var d3_time_formatIso = d3.time.format.utc("%Y-%m-%dT%H:%M:%S.%LZ");
+
+d3.time.format.iso = Date.prototype.toISOString ? d3_time_formatIsoNative : d3_time_formatIso;
+
+function d3_time_formatIsoNative(date) {
+  return date.toISOString();
+}
+
+d3_time_formatIsoNative.parse = function(string) {
+  return new Date(string);
+};
+
+d3_time_formatIsoNative.toString = d3_time_formatIso.toString;
+function d3_time_range(floor, step, number) {
+  return function(t0, t1, dt) {
+    var time = floor(t0), times = [];
+    if (time < t0) step(time);
+    if (dt > 1) {
+      while (time < t1) {
+        var date = new Date(+time);
+        if (!(number(date) % dt)) times.push(date);
+        step(time);
+      }
+    } else {
+      while (time < t1) times.push(new Date(+time)), step(time);
+    }
+    return times;
+  };
+}
+d3.time.second = function(date) {
+  return new Date(~~(date / 1e3) * 1e3);
+};
+
+d3.time.second.utc = d3.time.second;
+d3.time.seconds = d3_time_range(d3.time.second, function(date) {
+  date.setTime(date.getTime() + 1e3);
+}, function(date) {
+  return date.getSeconds();
+});
+
+d3.time.seconds.utc = d3.time.seconds;
+d3.time.minute = function(date) {
+  return new Date(~~(date / 6e4) * 6e4);
+};
+
+d3.time.minute.utc = d3.time.minute;d3.time.minutes = d3_time_range(d3.time.minute, d3_time_minutesStep, function(date) {
+  return date.getMinutes();
+});
+
+d3.time.minutes.utc = d3_time_range(d3.time.minute, d3_time_minutesStep, function(date) {
+  return date.getUTCMinutes();
+});
+
+function d3_time_minutesStep(date) {
+  date.setTime(date.getTime() + 6e4); // assumes no leap seconds
+}
+d3.time.hour = function(date) {
+  var offset = date.getTimezoneOffset() / 60;
+  return new Date((~~(date / 36e5 - offset) + offset) * 36e5);
+};
+
+d3.time.hour.utc = function(date) {
+  return new Date(~~(date / 36e5) * 36e5);
+};
+d3.time.hours = d3_time_range(d3.time.hour, d3_time_hoursStep, function(date) {
+  return date.getHours();
+});
+
+d3.time.hours.utc = d3_time_range(d3.time.hour.utc, d3_time_hoursStep, function(date) {
+  return date.getUTCHours();
+});
+
+function d3_time_hoursStep(date) {
+  date.setTime(date.getTime() + 36e5);
+}
+d3.time.day = function(date) {
+  return new Date(date.getFullYear(), date.getMonth(), date.getDate());
+};
+
+d3.time.day.utc = function(date) {
+  return new Date(~~(date / 864e5) * 864e5);
+};
+d3.time.days = d3_time_range(d3.time.day, function(date) {
+  date.setDate(date.getDate() + 1);
+}, function(date) {
+  return date.getDate() - 1;
+});
+
+d3.time.days.utc = d3_time_range(d3.time.day.utc, function(date) {
+  date.setUTCDate(date.getUTCDate() + 1);
+}, function(date) {
+  return date.getUTCDate() - 1;
+});
+d3.time.week = function(date) {
+  (date = d3.time.day(date)).setDate(date.getDate() - date.getDay());
+  return date;
+};
+
+d3.time.week.utc = function(date) {
+  (date = d3.time.day.utc(date)).setUTCDate(date.getUTCDate() - date.getUTCDay());
+  return date;
+};
+d3.time.weeks = d3_time_range(d3.time.week, function(date) {
+  date.setDate(date.getDate() + 7);
+}, function(date) {
+  return ~~((date - new Date(date.getFullYear(), 0, 1)) / 6048e5);
+});
+
+d3.time.weeks.utc = d3_time_range(d3.time.week.utc, function(date) {
+  date.setUTCDate(date.getUTCDate() + 7);
+}, function(date) {
+  return ~~((date - Date.UTC(date.getUTCFullYear(), 0, 1)) / 6048e5);
+});
+d3.time.month = function(date) {
+  return new Date(date.getFullYear(), date.getMonth(), 1);
+};
+
+d3.time.month.utc = function(date) {
+  return new Date(Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), 1));
+};
+d3.time.months = d3_time_range(d3.time.month, function(date) {
+  date.setMonth(date.getMonth() + 1);
+}, function(date) {
+  return date.getMonth();
+});
+
+d3.time.months.utc = d3_time_range(d3.time.month.utc, function(date) {
+  date.setUTCMonth(date.getUTCMonth() + 1);
+}, function(date) {
+  return date.getUTCMonth();
+});
+d3.time.year = function(date) {
+  return new Date(date.getFullYear(), 0, 1);
+};
+
+d3.time.year.utc = function(date) {
+  return new Date(Date.UTC(date.getUTCFullYear(), 0, 1));
+};
+d3.time.years = d3_time_range(d3.time.year, function(date) {
+  date.setFullYear(date.getFullYear() + 1);
+}, function(date) {
+  return date.getFullYear();
+});
+
+d3.time.years.utc = d3_time_range(d3.time.year.utc, function(date) {
+  date.setUTCFullYear(date.getUTCFullYear() + 1);
+}, function(date) {
+  return date.getUTCFullYear();
+});
+// TODO nice
+function d3_time_scale(linear, methods, format) {
+
+  function scale(x) {
+    return linear(x);
+  }
+
+  scale.invert = function(x) {
+    return d3_time_scaleDate(linear.invert(x));
+  };
+
+  scale.domain = function(x) {
+    if (!arguments.length) return linear.domain().map(d3_time_scaleDate);
+    linear.domain(x);
+    return scale;
+  };
+
+  scale.ticks = function(m, k) {
+    var extent = d3_time_scaleExtent(scale.domain());
+    if (typeof m !== "function") {
+      var span = extent[1] - extent[0],
+          target = span / m,
+          i = d3.bisect(d3_time_scaleSteps, target, 1, d3_time_scaleSteps.length - 1);
+      if (Math.log(target / d3_time_scaleSteps[i - 1]) < Math.log(d3_time_scaleSteps[i] / target)) --i;
+      m = methods[i];
+      k = m[1];
+      m = m[0];
+    }
+    return m(extent[0], extent[1], k);
+  };
+
+  scale.tickFormat = function() {
+    return format;
+  };
+
+  scale.copy = function() {
+    return d3_time_scale(linear.copy(), methods, format);
+  };
+
+  // TOOD expose d3_scale_linear_rebind?
+  return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
+}
+
+// TODO expose d3_scaleExtent?
+function d3_time_scaleExtent(domain) {
+  var start = domain[0], stop = domain[domain.length - 1];
+  return start < stop ? [start, stop] : [stop, start];
+}
+
+function d3_time_scaleDate(t) {
+  return new Date(t);
+}
+
+function d3_time_scaleFormat(formats) {
+  return function(date) {
+    var i = formats.length - 1, f = formats[i];
+    while (!f[1](date)) f = formats[--i];
+    return f[0](date);
+  };
+}
+
+var d3_time_scaleSteps = [
+  1e3,    // 1-second
+  5e3,    // 5-second
+  15e3,   // 15-second
+  3e4,    // 30-second
+  6e4,    // 1-minute
+  3e5,    // 5-minute
+  9e5,    // 15-minute
+  18e5,   // 30-minute
+  36e5,   // 1-hour
+  108e5,  // 3-hour
+  216e5,  // 6-hour
+  432e5,  // 12-hour
+  864e5,  // 1-day
+  1728e5, // 2-day
+  6048e5, // 1-week
+  1728e6, // 1-month
+  7776e6, // 3-month
+  31536e6 // 1-year
+];
+
+var d3_time_scaleLocalMethods = [
+  [d3.time.seconds, 1],
+  [d3.time.seconds, 5],
+  [d3.time.seconds, 15],
+  [d3.time.seconds, 30],
+  [d3.time.minutes, 1],
+  [d3.time.minutes, 5],
+  [d3.time.minutes, 15],
+  [d3.time.minutes, 30],
+  [d3.time.hours, 1],
+  [d3.time.hours, 3],
+  [d3.time.hours, 6],
+  [d3.time.hours, 12],
+  [d3.time.days, 1],
+  [d3.time.days, 2],
+  [d3.time.weeks, 1],
+  [d3.time.months, 1],
+  [d3.time.months, 3],
+  [d3.time.years, 1]
+];
+
+var d3_time_scaleLocalFormats = [
+  [d3.time.format("%Y"), function(d) { return true; }],
+  [d3.time.format("%B"), function(d) { return d.getMonth(); }],
+  [d3.time.format("%b %d"), function(d) { return d.getDate() != 1; }],
+  [d3.time.format("%a %d"), function(d) { return d.getDay() && d.getDate() != 1; }],
+  [d3.time.format("%I %p"), function(d) { return d.getHours(); }],
+  [d3.time.format("%I:%M"), function(d) { return d.getMinutes(); }],
+  [d3.time.format(":%S"), function(d) { return d.getSeconds() || d.getMilliseconds(); }]
+];
+
+var d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats);
+
+d3.time.scale = function() {
+  return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat);
+};
+var d3_time_scaleUTCMethods = [
+  [d3.time.seconds.utc, 1],
+  [d3.time.seconds.utc, 5],
+  [d3.time.seconds.utc, 15],
+  [d3.time.seconds.utc, 30],
+  [d3.time.minutes.utc, 1],
+  [d3.time.minutes.utc, 5],
+  [d3.time.minutes.utc, 15],
+  [d3.time.minutes.utc, 30],
+  [d3.time.hours.utc, 1],
+  [d3.time.hours.utc, 3],
+  [d3.time.hours.utc, 6],
+  [d3.time.hours.utc, 12],
+  [d3.time.days.utc, 1],
+  [d3.time.days.utc, 2],
+  [d3.time.weeks.utc, 1],
+  [d3.time.months.utc, 1],
+  [d3.time.months.utc, 3],
+  [d3.time.years.utc, 1]
+];
+
+var d3_time_scaleUTCFormats = [
+  [d3.time.format.utc("%Y"), function(d) { return true; }],
+  [d3.time.format.utc("%B"), function(d) { return d.getUTCMonth(); }],
+  [d3.time.format.utc("%b %d"), function(d) { return d.getUTCDate() != 1; }],
+  [d3.time.format.utc("%a %d"), function(d) { return d.getUTCDay() && d.getUTCDate() != 1; }],
+  [d3.time.format.utc("%I %p"), function(d) { return d.getUTCHours(); }],
+  [d3.time.format.utc("%I:%M"), function(d) { return d.getUTCMinutes(); }],
+  [d3.time.format.utc(":%S"), function(d) { return d.getUTCSeconds() || d.getUTCMilliseconds(); }]
+];
+
+var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats);
+
+d3.time.scale.utc = function() {
+  return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat);
+};
+})();
-- 
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