antosdk-apps/SystemControl/javascripts/epoch.js

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2020-08-16 02:17:59 +02:00
var base, base1, base2, base3;
if (window.Epoch == null) {
window.Epoch = {};
}
if ((base = window.Epoch).Chart == null) {
base.Chart = {};
}
if ((base1 = window.Epoch).Time == null) {
base1.Time = {};
}
if ((base2 = window.Epoch).Util == null) {
base2.Util = {};
}
if ((base3 = window.Epoch).Formats == null) {
base3.Formats = {};
}
Epoch.warn = function(msg) {
return (console.warn || console.log)("Epoch Warning: " + msg);
};
Epoch.exception = function(msg) {
throw "Epoch Error: " + msg;
};
Epoch.TestContext = (function() {
var VOID_METHODS;
VOID_METHODS = ['arc', 'arcTo', 'beginPath', 'bezierCurveTo', 'clearRect', 'clip', 'closePath', 'drawImage', 'fill', 'fillRect', 'fillText', 'moveTo', 'quadraticCurveTo', 'rect', 'restore', 'rotate', 'save', 'scale', 'scrollPathIntoView', 'setLineDash', 'setTransform', 'stroke', 'strokeRect', 'strokeText', 'transform', 'translate', 'lineTo'];
function TestContext() {
var i, len, method;
this._log = [];
for (i = 0, len = VOID_METHODS.length; i < len; i++) {
method = VOID_METHODS[i];
this._makeFauxMethod(method);
}
}
TestContext.prototype._makeFauxMethod = function(name) {
return this[name] = function() {
var arg;
return this._log.push(name + "(" + (((function() {
var i, len, results;
results = [];
for (i = 0, len = arguments.length; i < len; i++) {
arg = arguments[i];
results.push(arg.toString());
}
return results;
}).apply(this, arguments)).join(',')) + ")");
};
};
TestContext.prototype.getImageData = function() {
var arg;
this._log.push("getImageData(" + (((function() {
var i, len, results;
results = [];
for (i = 0, len = arguments.length; i < len; i++) {
arg = arguments[i];
results.push(arg.toString());
}
return results;
}).apply(this, arguments)).join(',')) + ")");
return {
width: 0,
height: 0,
resolution: 1.0,
data: []
};
};
return TestContext;
})();
var ref, typeFunction,
hasProp = {}.hasOwnProperty;
typeFunction = function(objectName) {
return function(v) {
return Object.prototype.toString.call(v) === ("[object " + objectName + "]");
};
};
Epoch.isArray = (ref = Array.isArray) != null ? ref : typeFunction('Array');
Epoch.isObject = typeFunction('Object');
Epoch.isString = typeFunction('String');
Epoch.isFunction = typeFunction('Function');
Epoch.isNumber = typeFunction('Number');
Epoch.isElement = function(v) {
if (typeof HTMLElement !== "undefined" && HTMLElement !== null) {
return v instanceof HTMLElement;
} else {
return (v != null) && Epoch.isObject(v) && v.nodeType === 1 && Epoch.isString(v.nodeName);
}
};
Epoch.isNonEmptyArray = function(v) {
return Epoch.isArray(v) && v.length > 0;
};
Epoch.Util.copy = function(original) {
var copy, k, v;
if (original == null) {
return null;
}
copy = {};
for (k in original) {
if (!hasProp.call(original, k)) continue;
v = original[k];
copy[k] = v;
}
return copy;
};
Epoch.Util.defaults = function(options, defaults) {
var bothAreObjects, def, k, opt, result, v;
result = Epoch.Util.copy(options);
for (k in defaults) {
if (!hasProp.call(defaults, k)) continue;
v = defaults[k];
opt = options[k];
def = defaults[k];
bothAreObjects = Epoch.isObject(opt) && Epoch.isObject(def);
if ((opt != null) && (def != null)) {
if (bothAreObjects && !Epoch.isArray(opt)) {
result[k] = Epoch.Util.defaults(opt, def);
} else {
result[k] = opt;
}
} else if (opt != null) {
result[k] = opt;
} else {
result[k] = def;
}
}
return result;
};
Epoch.Util.formatSI = function(v, fixed, fixIntegers) {
var base, i, label, q, ref1;
if (fixed == null) {
fixed = 1;
}
if (fixIntegers == null) {
fixIntegers = false;
}
if (v < 1000) {
q = v;
if (!((q | 0) === q && !fixIntegers)) {
q = q.toFixed(fixed);
}
return q;
}
ref1 = ['K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y'];
for (i in ref1) {
if (!hasProp.call(ref1, i)) continue;
label = ref1[i];
base = Math.pow(10, ((i | 0) + 1) * 3);
if (v >= base && v < Math.pow(10, ((i | 0) + 2) * 3)) {
q = v / base;
if (!((q % 1) === 0 && !fixIntegers)) {
q = q.toFixed(fixed);
}
return q + " " + label;
}
}
};
Epoch.Util.formatBytes = function(v, fixed, fix_integers) {
var base, i, label, q, ref1;
if (fixed == null) {
fixed = 1;
}
if (fix_integers == null) {
fix_integers = false;
}
if (v < 1024) {
q = v;
if (!((q % 1) === 0 && !fix_integers)) {
q = q.toFixed(fixed);
}
return q + " B";
}
ref1 = ['KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
for (i in ref1) {
if (!hasProp.call(ref1, i)) continue;
label = ref1[i];
base = Math.pow(1024, (i | 0) + 1);
if (v >= base && v < Math.pow(1024, (i | 0) + 2)) {
q = v / base;
if (!((q % 1) === 0 && !fix_integers)) {
q = q.toFixed(fixed);
}
return q + " " + label;
}
}
};
Epoch.Util.dasherize = function(str) {
return Epoch.Util.trim(str).replace("\n", '').replace(/\s+/g, '-').toLowerCase();
};
Epoch.Util.domain = function(layers, key) {
var domain, entry, j, l, layer, len, len1, ref1, set;
if (key == null) {
key = 'x';
}
set = {};
domain = [];
for (j = 0, len = layers.length; j < len; j++) {
layer = layers[j];
ref1 = layer.values;
for (l = 0, len1 = ref1.length; l < len1; l++) {
entry = ref1[l];
if (set[entry[key]] != null) {
continue;
}
domain.push(entry[key]);
set[entry[key]] = true;
}
}
return domain;
};
Epoch.Util.trim = function(string) {
if (!Epoch.isString(string)) {
return null;
}
return string.replace(/^\s+/g, '').replace(/\s+$/g, '');
};
Epoch.Util.getComputedStyle = function(element, pseudoElement) {
if (Epoch.isFunction(window.getComputedStyle)) {
return window.getComputedStyle(element, pseudoElement);
} else if (element.currentStyle != null) {
return element.currentStyle;
}
};
Epoch.Util.toRGBA = function(color, opacity) {
var all, b, g, parts, r, result, v;
if ((parts = color.match(/^rgba\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*[0-9\.]+\)/))) {
all = parts[0], r = parts[1], g = parts[2], b = parts[3];
result = "rgba(" + r + "," + g + "," + b + "," + opacity + ")";
} else if ((v = d3.rgb(color))) {
result = "rgba(" + v.r + "," + v.g + "," + v.b + "," + opacity + ")";
}
return result;
};
Epoch.Util.getContext = function(node, type) {
if (type == null) {
type = '2d';
}
return node.getContext(type);
};
Epoch.Events = (function() {
function Events() {
this._events = {};
}
Events.prototype.on = function(name, callback) {
var base1;
if (callback == null) {
return;
}
if ((base1 = this._events)[name] == null) {
base1[name] = [];
}
return this._events[name].push(callback);
};
Events.prototype.onAll = function(map) {
var callback, name, results;
if (!Epoch.isObject(map)) {
return;
}
results = [];
for (name in map) {
if (!hasProp.call(map, name)) continue;
callback = map[name];
results.push(this.on(name, callback));
}
return results;
};
Events.prototype.off = function(name, callback) {
var i, results;
if (!Epoch.isArray(this._events[name])) {
return;
}
if (callback == null) {
return delete this._events[name];
}
results = [];
while ((i = this._events[name].indexOf(callback)) >= 0) {
results.push(this._events[name].splice(i, 1));
}
return results;
};
Events.prototype.offAll = function(mapOrList) {
var callback, j, len, name, results, results1;
if (Epoch.isArray(mapOrList)) {
results = [];
for (j = 0, len = mapOrList.length; j < len; j++) {
name = mapOrList[j];
results.push(this.off(name));
}
return results;
} else if (Epoch.isObject(mapOrList)) {
results1 = [];
for (name in mapOrList) {
if (!hasProp.call(mapOrList, name)) continue;
callback = mapOrList[name];
results1.push(this.off(name, callback));
}
return results1;
}
};
Events.prototype.trigger = function(name) {
var args, callback, fn, i, j, len, ref1, results;
if (this._events[name] == null) {
return;
}
args = (function() {
var j, ref1, results;
results = [];
for (i = j = 1, ref1 = arguments.length; 1 <= ref1 ? j < ref1 : j > ref1; i = 1 <= ref1 ? ++j : --j) {
results.push(arguments[i]);
}
return results;
}).apply(this, arguments);
ref1 = this._events[name];
results = [];
for (j = 0, len = ref1.length; j < len; j++) {
callback = ref1[j];
fn = null;
if (Epoch.isString(callback)) {
fn = this[callback];
} else if (Epoch.isFunction(callback)) {
fn = callback;
}
if (fn == null) {
Epoch.exception("Callback for event '" + name + "' is not a function or reference to a method.");
}
results.push(fn.apply(this, args));
}
return results;
};
return Events;
})();
Epoch.Util.flatten = function(multiarray) {
var array, item, j, l, len, len1, result;
if (!Array.isArray(multiarray)) {
throw new Error('Epoch.Util.flatten only accepts arrays');
}
result = [];
for (j = 0, len = multiarray.length; j < len; j++) {
array = multiarray[j];
if (Array.isArray(array)) {
for (l = 0, len1 = array.length; l < len1; l++) {
item = array[l];
result.push(item);
}
} else {
result.push(array);
}
}
return result;
};
d3.selection.prototype.width = function(value) {
if ((value != null) && Epoch.isString(value)) {
return this.style('width', value);
} else if ((value != null) && Epoch.isNumber(value)) {
return this.style('width', value + "px");
} else {
return +Epoch.Util.getComputedStyle(this.node(), null).width.replace('px', '');
}
};
d3.selection.prototype.height = function(value) {
if ((value != null) && Epoch.isString(value)) {
return this.style('height', value);
} else if ((value != null) && Epoch.isNumber(value)) {
return this.style('height', value + "px");
} else {
return +Epoch.Util.getComputedStyle(this.node(), null).height.replace('px', '');
}
};
var d3Seconds;
Epoch.Formats.regular = function(d) {
return d;
};
Epoch.Formats.si = function(d) {
return Epoch.Util.formatSI(d);
};
Epoch.Formats.percent = function(d) {
return (d * 100).toFixed(1) + "%";
};
Epoch.Formats.seconds = function(t) {
return d3Seconds(new Date(t * 1000));
};
d3Seconds = d3.time.format('%I:%M:%S %p');
Epoch.Formats.bytes = function(d) {
return Epoch.Util.formatBytes(d);
};
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Base = (function(superClass) {
var defaults, optionListeners;
extend(Base, superClass);
defaults = {
width: 320,
height: 240,
dataFormat: null
};
optionListeners = {
'option:width': 'dimensionsChanged',
'option:height': 'dimensionsChanged',
'layer:shown': 'layerChanged',
'layer:hidden': 'layerChanged'
};
function Base(options1) {
this.options = options1 != null ? options1 : {};
Base.__super__.constructor.call(this);
if (this.options.model) {
if (this.options.model.hasData() != null) {
this.setData(this.options.model.getData(this.options.type, this.options.dataFormat));
} else {
this.setData(this.options.data || []);
}
this.options.model.on('data:updated', (function(_this) {
return function() {
return _this.setDataFromModel();
};
})(this));
} else {
this.setData(this.options.data || []);
}
if (this.options.el != null) {
this.el = d3.select(this.options.el);
}
this.width = this.options.width;
this.height = this.options.height;
if (this.el != null) {
if (this.width == null) {
this.width = this.el.width();
}
if (this.height == null) {
this.height = this.el.height();
}
} else {
if (this.width == null) {
this.width = defaults.width;
}
if (this.height == null) {
this.height = defaults.height;
}
this.el = d3.select(document.createElement('DIV')).attr('width', this.width).attr('height', this.height);
}
this.onAll(optionListeners);
}
Base.prototype._getAllOptions = function() {
return Epoch.Util.defaults({}, this.options);
};
Base.prototype._getOption = function(key) {
var parts, scope, subkey;
parts = key.split('.');
scope = this.options;
while (parts.length && (scope != null)) {
subkey = parts.shift();
scope = scope[subkey];
}
return scope;
};
Base.prototype._setOption = function(key, value) {
var parts, scope, subkey;
parts = key.split('.');
scope = this.options;
while (parts.length) {
subkey = parts.shift();
if (parts.length === 0) {
scope[subkey] = arguments[1];
this.trigger("option:" + arguments[0]);
return;
}
if (scope[subkey] == null) {
scope[subkey] = {};
}
scope = scope[subkey];
}
};
Base.prototype._setManyOptions = function(options, prefix) {
var key, results, value;
if (prefix == null) {
prefix = '';
}
results = [];
for (key in options) {
if (!hasProp.call(options, key)) continue;
value = options[key];
if (Epoch.isObject(value)) {
results.push(this._setManyOptions(value, (prefix + key) + "."));
} else {
results.push(this._setOption(prefix + key, value));
}
}
return results;
};
Base.prototype.option = function() {
if (arguments.length === 0) {
return this._getAllOptions();
} else if (arguments.length === 1 && Epoch.isString(arguments[0])) {
return this._getOption(arguments[0]);
} else if (arguments.length === 2 && Epoch.isString(arguments[0])) {
return this._setOption(arguments[0], arguments[1]);
} else if (arguments.length === 1 && Epoch.isObject(arguments[0])) {
return this._setManyOptions(arguments[0]);
}
};
Base.prototype.setDataFromModel = function() {
var prepared;
prepared = this._prepareData(this.options.model.getData(this.options.type, this.options.dataFormat));
this.data = this._annotateLayers(prepared);
return this.draw();
};
Base.prototype.setData = function(data, options) {
var prepared;
if (options == null) {
options = {};
}
prepared = this._prepareData((this.rawData = this._formatData(data)));
return this.data = this._annotateLayers(prepared);
};
Base.prototype._prepareData = function(data) {
return data;
};
Base.prototype._formatData = function(data) {
return Epoch.Data.formatData(data, this.options.type, this.options.dataFormat);
};
Base.prototype._annotateLayers = function(data) {
var category, classes, i, layer, len;
category = 1;
for (i = 0, len = data.length; i < len; i++) {
layer = data[i];
classes = ['layer'];
classes.push("category" + category);
layer.category = category;
layer.visible = true;
if (layer.label != null) {
classes.push(Epoch.Util.dasherize(layer.label));
}
layer.className = classes.join(' ');
category++;
}
return data;
};
Base.prototype._findLayer = function(labelOrIndex) {
var i, index, l, layer, len, ref;
layer = null;
if (Epoch.isString(labelOrIndex)) {
ref = this.data;
for (i = 0, len = ref.length; i < len; i++) {
l = ref[i];
if (l.label === labelOrIndex) {
layer = l;
break;
}
}
} else if (Epoch.isNumber(labelOrIndex)) {
index = parseInt(labelOrIndex);
if (!(index < 0 || index >= this.data.length)) {
layer = this.data[index];
}
}
return layer;
};
Base.prototype.showLayer = function(labelOrIndex) {
var layer;
if (!(layer = this._findLayer(labelOrIndex))) {
return;
}
if (layer.visible) {
return;
}
layer.visible = true;
return this.trigger('layer:shown');
};
Base.prototype.hideLayer = function(labelOrIndex) {
var layer;
if (!(layer = this._findLayer(labelOrIndex))) {
return;
}
if (!layer.visible) {
return;
}
layer.visible = false;
return this.trigger('layer:hidden');
};
Base.prototype.toggleLayer = function(labelOrIndex) {
var layer;
if (!(layer = this._findLayer(labelOrIndex))) {
return;
}
layer.visible = !layer.visible;
if (layer.visible) {
return this.trigger('layer:shown');
} else {
return this.trigger('layer:hidden');
}
};
Base.prototype.isLayerVisible = function(labelOrIndex) {
var layer;
if (!(layer = this._findLayer(labelOrIndex))) {
return null;
}
return layer.visible;
};
Base.prototype.getVisibleLayers = function() {
return this.data.filter(function(layer) {
return layer.visible;
});
};
Base.prototype.update = function(data, draw) {
if (draw == null) {
draw = true;
}
this.setData(data);
if (draw) {
return this.draw();
}
};
Base.prototype.draw = function() {
return this.trigger('draw');
};
Base.prototype._getScaleDomain = function(givenDomain) {
var layers, maxFn, minFn, values;
if (Array.isArray(givenDomain)) {
return givenDomain;
}
if (Epoch.isString(givenDomain)) {
layers = this.getVisibleLayers().filter(function(l) {
return l.range === givenDomain;
}).map(function(l) {
return l.values;
});
if ((layers != null) && layers.length) {
values = Epoch.Util.flatten(layers).map(function(d) {
return d.y;
});
minFn = function(memo, curr) {
if (curr < memo) {
return curr;
} else {
return memo;
}
};
maxFn = function(memo, curr) {
if (curr > memo) {
return curr;
} else {
return memo;
}
};
return [values.reduce(minFn, values[0]), values.reduce(maxFn, values[0])];
}
}
if (Array.isArray(this.options.range)) {
return this.options.range;
} else if (this.options.range && Array.isArray(this.options.range.left)) {
return this.options.range.left;
} else if (this.options.range && Array.isArray(this.options.range.right)) {
return this.options.range.right;
} else {
return this.extent(function(d) {
return d.y;
});
}
};
Base.prototype.extent = function(cmp) {
return [
d3.min(this.getVisibleLayers(), function(layer) {
return d3.min(layer.values, cmp);
}), d3.max(this.getVisibleLayers(), function(layer) {
return d3.max(layer.values, cmp);
})
];
};
Base.prototype.dimensionsChanged = function() {
this.width = this.option('width') || this.width;
this.height = this.option('height') || this.height;
this.el.width(this.width);
return this.el.height(this.height);
};
Base.prototype.layerChanged = function() {
return this.draw();
};
return Base;
})(Epoch.Events);
Epoch.Chart.SVG = (function(superClass) {
extend(SVG, superClass);
function SVG(options1) {
this.options = options1 != null ? options1 : {};
SVG.__super__.constructor.call(this, this.options);
if (this.el != null) {
this.svg = this.el.append('svg');
} else {
this.svg = d3.select(document.createElement('svg'));
}
this.svg.attr({
xmlns: 'http://www.w3.org/2000/svg',
width: this.width,
height: this.height
});
}
SVG.prototype.dimensionsChanged = function() {
SVG.__super__.dimensionsChanged.call(this);
return this.svg.attr('width', this.width).attr('height', this.height);
};
return SVG;
})(Epoch.Chart.Base);
Epoch.Chart.Canvas = (function(superClass) {
extend(Canvas, superClass);
function Canvas(options1) {
this.options = options1 != null ? options1 : {};
Canvas.__super__.constructor.call(this, this.options);
if (this.options.pixelRatio != null) {
this.pixelRatio = this.options.pixelRatio;
} else if (window.devicePixelRatio != null) {
this.pixelRatio = window.devicePixelRatio;
} else {
this.pixelRatio = 1;
}
this.canvas = d3.select(document.createElement('CANVAS'));
this.canvas.style({
'width': this.width + "px",
'height': this.height + "px"
});
this.canvas.attr({
width: this.getWidth(),
height: this.getHeight()
});
if (this.el != null) {
this.el.node().appendChild(this.canvas.node());
}
this.ctx = Epoch.Util.getContext(this.canvas.node());
}
Canvas.prototype.getWidth = function() {
return this.width * this.pixelRatio;
};
Canvas.prototype.getHeight = function() {
return this.height * this.pixelRatio;
};
Canvas.prototype.clear = function() {
return this.ctx.clearRect(0, 0, this.getWidth(), this.getHeight());
};
Canvas.prototype.getStyles = function(selector) {
return Epoch.QueryCSS.getStyles(selector, this.el);
};
Canvas.prototype.dimensionsChanged = function() {
Canvas.__super__.dimensionsChanged.call(this);
this.canvas.style({
'width': this.width + "px",
'height': this.height + "px"
});
return this.canvas.attr({
width: this.getWidth(),
height: this.getHeight()
});
};
Canvas.prototype.redraw = function() {
Epoch.QueryCSS.purge();
return this.draw();
};
return Canvas;
})(Epoch.Chart.Base);
var QueryCSS;
QueryCSS = (function() {
var CONTAINER_HASH_ATTR, PUT_EXPR, REFERENCE_CONTAINER_ID, containerCount, logging, nextContainerId, put;
function QueryCSS() {}
REFERENCE_CONTAINER_ID = '_canvas_css_reference';
CONTAINER_HASH_ATTR = 'data-epoch-container-id';
containerCount = 0;
nextContainerId = function() {
return "epoch-container-" + (containerCount++);
};
PUT_EXPR = /^([^#. ]+)?(#[^. ]+)?(\.[^# ]+)?$/;
logging = false;
put = function(selector) {
var classNames, element, id, match, tag, whole;
match = selector.match(PUT_EXPR);
if (match == null) {
return Epoch.error('Query CSS cannot match given selector: ' + selector);
}
whole = match[0], tag = match[1], id = match[2], classNames = match[3];
tag = (tag != null ? tag : 'div').toUpperCase();
element = document.createElement(tag);
if (id != null) {
element.id = id.substr(1);
}
if (classNames != null) {
element.className = classNames.substr(1).replace(/\./g, ' ');
}
return element;
};
QueryCSS.log = function(b) {
return logging = b;
};
QueryCSS.cache = {};
QueryCSS.styleList = ['fill', 'stroke', 'stroke-width'];
QueryCSS.container = null;
QueryCSS.purge = function() {
return QueryCSS.cache = {};
};
QueryCSS.getContainer = function() {
var container;
if (QueryCSS.container != null) {
return QueryCSS.container;
}
container = document.createElement('DIV');
container.id = REFERENCE_CONTAINER_ID;
document.body.appendChild(container);
return QueryCSS.container = d3.select(container);
};
QueryCSS.hash = function(selector, container) {
var containerId;
containerId = container.attr(CONTAINER_HASH_ATTR);
if (containerId == null) {
containerId = nextContainerId();
container.attr(CONTAINER_HASH_ATTR, containerId);
}
return containerId + "__" + selector;
};
QueryCSS.getStyles = function(selector, container) {
var cache, cacheKey, el, element, i, j, k, len, len1, len2, name, parent, parentNode, parents, ref, ref1, ref2, root, sel, selectorList, styles, subSelector;
cacheKey = QueryCSS.hash(selector, container);
cache = QueryCSS.cache[cacheKey];
if (cache != null) {
return cache;
}
parents = [];
parentNode = container.node().parentNode;
while ((parentNode != null) && parentNode.nodeName.toLowerCase() !== 'body') {
parents.unshift(parentNode);
parentNode = parentNode.parentNode;
}
parents.push(container.node());
selectorList = [];
for (i = 0, len = parents.length; i < len; i++) {
element = parents[i];
sel = element.nodeName.toLowerCase();
if ((element.id != null) && element.id.length > 0) {
sel += '#' + element.id;
}
if ((element.className != null) && element.className.length > 0) {
sel += '.' + Epoch.Util.trim(element.className).replace(/\s+/g, '.');
}
selectorList.push(sel);
}
selectorList.push('svg');
ref1 = Epoch.Util.trim(selector).split(/\s+/);
for (j = 0, len1 = ref1.length; j < len1; j++) {
subSelector = ref1[j];
selectorList.push(subSelector);
}
if (logging) {
console.log(selectorList);
}
parent = root = put(selectorList.shift());
while (selectorList.length) {
el = put(selectorList.shift());
parent.appendChild(el);
parent = el;
}
if (logging) {
console.log(root);
}
QueryCSS.getContainer().node().appendChild(root);
ref = d3.select('#' + REFERENCE_CONTAINER_ID + ' ' + selector);
styles = {};
ref2 = QueryCSS.styleList;
for (k = 0, len2 = ref2.length; k < len2; k++) {
name = ref2[k];
styles[name] = ref.style(name);
}
QueryCSS.cache[cacheKey] = styles;
QueryCSS.getContainer().html('');
return styles;
};
return QueryCSS;
})();
Epoch.QueryCSS = QueryCSS;
var applyLayerLabel, base,
hasProp = {}.hasOwnProperty,
slice = [].slice;
if (Epoch.Data == null) {
Epoch.Data = {};
}
if ((base = Epoch.Data).Format == null) {
base.Format = {};
}
applyLayerLabel = function(layer, options, i, keys) {
var autoLabels, keyLabels, label, labels, ref;
if (keys == null) {
keys = [];
}
ref = [options.labels, options.autoLabels, options.keyLabels], labels = ref[0], autoLabels = ref[1], keyLabels = ref[2];
if ((labels != null) && Epoch.isArray(labels) && labels.length > i) {
layer.label = labels[i];
} else if (keyLabels && keys.length > i) {
layer.label = keys[i];
} else if (autoLabels) {
label = [];
while (i >= 0) {
label.push(String.fromCharCode(65 + (i % 26)));
i -= 26;
}
layer.label = label.join('');
}
return layer;
};
Epoch.Data.Format.array = (function() {
var buildLayers, defaultOptions, format, formatBasicPlot, formatHeatmap, formatPie, formatTimePlot;
defaultOptions = {
x: function(d, i) {
return i;
},
y: function(d, i) {
return d;
},
time: function(d, i, startTime) {
return parseInt(startTime) + parseInt(i);
},
type: 'area',
autoLabels: false,
labels: [],
startTime: parseInt(new Date().getTime() / 1000)
};
buildLayers = function(data, options, mapFn) {
var i, result, series;
result = [];
if (Epoch.isArray(data[0])) {
for (i in data) {
if (!hasProp.call(data, i)) continue;
series = data[i];
result.push(applyLayerLabel({
values: series.map(mapFn)
}, options, parseInt(i)));
}
} else {
result.push(applyLayerLabel({
values: data.map(mapFn)
}, options, 0));
}
return result;
};
formatBasicPlot = function(data, options) {
return buildLayers(data, options, function(d, i) {
return {
x: options.x(d, i),
y: options.y(d, i)
};
});
};
formatTimePlot = function(data, options) {
return buildLayers(data, options, function(d, i) {
return {
time: options.time(d, i, options.startTime),
y: options.y(d, i)
};
});
};
formatHeatmap = function(data, options) {
return buildLayers(data, options, function(d, i) {
return {
time: options.time(d, i, options.startTime),
histogram: d
};
});
};
formatPie = function(data, options) {
var i, result, v;
result = [];
for (i in data) {
if (!hasProp.call(data, i)) continue;
v = data[i];
if (!Epoch.isNumber(data[0])) {
return [];
}
result.push(applyLayerLabel({
value: v
}, options, i));
}
return result;
};
format = function(data, options) {
var opt;
if (data == null) {
data = [];
}
if (options == null) {
options = {};
}
if (!Epoch.isNonEmptyArray(data)) {
return [];
}
opt = Epoch.Util.defaults(options, defaultOptions);
if (opt.type === 'time.heatmap') {
return formatHeatmap(data, opt);
} else if (opt.type.match(/^time\./)) {
return formatTimePlot(data, opt);
} else if (opt.type === 'pie') {
return formatPie(data, opt);
} else {
return formatBasicPlot(data, opt);
}
};
format.entry = function(datum, options) {
var d, data, k, layer, len, opt, ref, results;
if (options == null) {
options = {};
}
if (options.type === 'time.gauge') {
if (datum == null) {
return 0;
}
opt = Epoch.Util.defaults(options, defaultOptions);
d = Epoch.isArray(datum) ? datum[0] : datum;
return opt.y(d, 0);
}
if (datum == null) {
return [];
}
if (options.startTime == null) {
options.startTime = parseInt(new Date().getTime() / 1000);
}
if (Epoch.isArray(datum)) {
data = datum.map(function(d) {
return [d];
});
} else {
data = [datum];
}
ref = format(data, options);
results = [];
for (k = 0, len = ref.length; k < len; k++) {
layer = ref[k];
results.push(layer.values[0]);
}
return results;
};
return format;
})();
Epoch.Data.Format.tuple = (function() {
var buildLayers, defaultOptions, format;
defaultOptions = {
x: function(d, i) {
return d;
},
y: function(d, i) {
return d;
},
time: function(d, i) {
return d;
},
type: 'area',
autoLabels: false,
labels: []
};
buildLayers = function(data, options, mapFn) {
var i, result, series;
if (!Epoch.isArray(data[0])) {
return [];
}
result = [];
if (Epoch.isArray(data[0][0])) {
for (i in data) {
if (!hasProp.call(data, i)) continue;
series = data[i];
result.push(applyLayerLabel({
values: series.map(mapFn)
}, options, parseInt(i)));
}
} else {
result.push(applyLayerLabel({
values: data.map(mapFn)
}, options, 0));
}
return result;
};
format = function(data, options) {
var opt;
if (data == null) {
data = [];
}
if (options == null) {
options = {};
}
if (!Epoch.isNonEmptyArray(data)) {
return [];
}
opt = Epoch.Util.defaults(options, defaultOptions);
if (opt.type === 'pie' || opt.type === 'time.heatmap' || opt.type === 'time.gauge') {
return [];
} else if (opt.type.match(/^time\./)) {
return buildLayers(data, opt, function(d, i) {
return {
time: opt.time(d[0], parseInt(i)),
y: opt.y(d[1], parseInt(i))
};
});
} else {
return buildLayers(data, opt, function(d, i) {
return {
x: opt.x(d[0], parseInt(i)),
y: opt.y(d[1], parseInt(i))
};
});
}
};
format.entry = function(datum, options) {
var data, k, layer, len, ref, results;
if (options == null) {
options = {};
}
if (datum == null) {
return [];
}
if (options.startTime == null) {
options.startTime = parseInt(new Date().getTime() / 1000);
}
if (Epoch.isArray(datum) && Epoch.isArray(datum[0])) {
data = datum.map(function(d) {
return [d];
});
} else {
data = [datum];
}
ref = format(data, options);
results = [];
for (k = 0, len = ref.length; k < len; k++) {
layer = ref[k];
results.push(layer.values[0]);
}
return results;
};
return format;
})();
Epoch.Data.Format.keyvalue = (function() {
var buildLayers, defaultOptions, format, formatBasicPlot, formatTimePlot;
defaultOptions = {
type: 'area',
x: function(d, i) {
return parseInt(i);
},
y: function(d, i) {
return d;
},
time: function(d, i, startTime) {
return parseInt(startTime) + parseInt(i);
},
labels: [],
autoLabels: false,
keyLabels: true,
startTime: parseInt(new Date().getTime() / 1000)
};
buildLayers = function(data, keys, options, mapFn) {
var d, i, j, key, result, values;
result = [];
for (j in keys) {
if (!hasProp.call(keys, j)) continue;
key = keys[j];
values = [];
for (i in data) {
if (!hasProp.call(data, i)) continue;
d = data[i];
values.push(mapFn(d, key, parseInt(i)));
}
result.push(applyLayerLabel({
values: values
}, options, parseInt(j), keys));
}
return result;
};
formatBasicPlot = function(data, keys, options) {
return buildLayers(data, keys, options, function(d, key, i) {
var x;
if (Epoch.isString(options.x)) {
x = d[options.x];
} else {
x = options.x(d, parseInt(i));
}
return {
x: x,
y: options.y(d[key], parseInt(i))
};
});
};
formatTimePlot = function(data, keys, options, rangeName) {
if (rangeName == null) {
rangeName = 'y';
}
return buildLayers(data, keys, options, function(d, key, i) {
var value;
if (Epoch.isString(options.time)) {
value = {
time: d[options.time]
};
} else {
value = {
time: options.time(d, parseInt(i), options.startTime)
};
}
value[rangeName] = options.y(d[key], parseInt(i));
return value;
});
};
format = function(data, keys, options) {
var opt;
if (data == null) {
data = [];
}
if (keys == null) {
keys = [];
}
if (options == null) {
options = {};
}
if (!(Epoch.isNonEmptyArray(data) && Epoch.isNonEmptyArray(keys))) {
return [];
}
opt = Epoch.Util.defaults(options, defaultOptions);
if (opt.type === 'pie' || opt.type === 'time.gauge') {
return [];
} else if (opt.type === 'time.heatmap') {
return formatTimePlot(data, keys, opt, 'histogram');
} else if (opt.type.match(/^time\./)) {
return formatTimePlot(data, keys, opt);
} else {
return formatBasicPlot(data, keys, opt);
}
};
format.entry = function(datum, keys, options) {
var k, layer, len, ref, results;
if (keys == null) {
keys = [];
}
if (options == null) {
options = {};
}
if (!((datum != null) && Epoch.isNonEmptyArray(keys))) {
return [];
}
if (options.startTime == null) {
options.startTime = parseInt(new Date().getTime() / 1000);
}
ref = format([datum], keys, options);
results = [];
for (k = 0, len = ref.length; k < len; k++) {
layer = ref[k];
results.push(layer.values[0]);
}
return results;
};
return format;
})();
Epoch.data = function() {
var args, formatFn, formatter;
formatter = arguments[0], args = 2 <= arguments.length ? slice.call(arguments, 1) : [];
if ((formatFn = Epoch.Data.Format[formatter]) == null) {
return [];
}
return formatFn.apply(formatFn, args);
};
Epoch.Data.formatData = function(data, type, dataFormat) {
var a, args, k, len, opts, ref;
if (data == null) {
data = [];
}
if (!Epoch.isNonEmptyArray(data)) {
return data;
}
if (Epoch.isString(dataFormat)) {
opts = {
type: type
};
return Epoch.data(dataFormat, data, opts);
}
if (!Epoch.isObject(dataFormat)) {
return data;
}
if (!((dataFormat.name != null) && Epoch.isString(dataFormat.name))) {
return data;
}
if (Epoch.Data.Format[dataFormat.name] == null) {
return data;
}
args = [dataFormat.name, data];
if ((dataFormat["arguments"] != null) && Epoch.isArray(dataFormat["arguments"])) {
ref = dataFormat["arguments"];
for (k = 0, len = ref.length; k < len; k++) {
a = ref[k];
args.push(a);
}
}
if (dataFormat.options != null) {
opts = dataFormat.options;
if (type != null) {
if (opts.type == null) {
opts.type = type;
}
}
args.push(opts);
} else if (type != null) {
args.push({
type: type
});
}
return Epoch.data.apply(Epoch.data, args);
};
Epoch.Data.formatEntry = function(datum, type, format) {
var a, args, dataFormat, entry, k, len, opts, ref;
if (format == null) {
return datum;
}
if (Epoch.isString(format)) {
opts = {
type: type
};
return Epoch.Data.Format[format].entry(datum, opts);
}
if (!Epoch.isObject(format)) {
return datum;
}
if (!((format.name != null) && Epoch.isString(format.name))) {
return datum;
}
if (Epoch.Data.Format[format.name] == null) {
return datum;
}
dataFormat = Epoch.Util.defaults(format, {});
args = [datum];
if ((dataFormat["arguments"] != null) && Epoch.isArray(dataFormat["arguments"])) {
ref = dataFormat["arguments"];
for (k = 0, len = ref.length; k < len; k++) {
a = ref[k];
args.push(a);
}
}
if (dataFormat.options != null) {
opts = dataFormat.options;
opts.type = type;
args.push(opts);
} else if (type != null) {
args.push({
type: type
});
}
entry = Epoch.Data.Format[dataFormat.name].entry;
return entry.apply(entry, args);
};
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Model = (function(superClass) {
var defaults;
extend(Model, superClass);
defaults = {
dataFormat: null
};
function Model(options) {
if (options == null) {
options = {};
}
Model.__super__.constructor.call(this);
options = Epoch.Util.defaults(options, defaults);
this.dataFormat = options.dataFormat;
this.data = options.data;
this.loading = false;
}
Model.prototype.setData = function(data) {
this.data = data;
return this.trigger('data:updated');
};
Model.prototype.push = function(entry) {
this.entry = entry;
return this.trigger('data:push');
};
Model.prototype.hasData = function() {
return this.data != null;
};
Model.prototype.getData = function(type, dataFormat) {
if (dataFormat == null) {
dataFormat = this.dataFormat;
}
return Epoch.Data.formatData(this.data, type, dataFormat);
};
Model.prototype.getNext = function(type, dataFormat) {
if (dataFormat == null) {
dataFormat = this.dataFormat;
}
return Epoch.Data.formatEntry(this.entry, type, dataFormat);
};
return Model;
})(Epoch.Events);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Plot = (function(superClass) {
var defaultAxisMargins, defaults, optionListeners;
extend(Plot, superClass);
defaults = {
domain: null,
range: null,
axes: ['left', 'bottom'],
ticks: {
top: 14,
bottom: 14,
left: 5,
right: 5
},
tickFormats: {
top: Epoch.Formats.regular,
bottom: Epoch.Formats.regular,
left: Epoch.Formats.si,
right: Epoch.Formats.si
}
};
defaultAxisMargins = {
top: 25,
right: 50,
bottom: 25,
left: 50
};
optionListeners = {
'option:margins.top': 'marginsChanged',
'option:margins.right': 'marginsChanged',
'option:margins.bottom': 'marginsChanged',
'option:margins.left': 'marginsChanged',
'option:axes': 'axesChanged',
'option:ticks.top': 'ticksChanged',
'option:ticks.right': 'ticksChanged',
'option:ticks.bottom': 'ticksChanged',
'option:ticks.left': 'ticksChanged',
'option:tickFormats.top': 'tickFormatsChanged',
'option:tickFormats.right': 'tickFormatsChanged',
'option:tickFormats.bottom': 'tickFormatsChanged',
'option:tickFormats.left': 'tickFormatsChanged',
'option:domain': 'domainChanged',
'option:range': 'rangeChanged'
};
function Plot(options) {
var givenMargins, i, len, pos, ref;
this.options = options != null ? options : {};
givenMargins = Epoch.Util.copy(this.options.margins) || {};
Plot.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this.margins = {};
ref = ['top', 'right', 'bottom', 'left'];
for (i = 0, len = ref.length; i < len; i++) {
pos = ref[i];
this.margins[pos] = (this.options.margins != null) && (this.options.margins[pos] != null) ? this.options.margins[pos] : this.hasAxis(pos) ? defaultAxisMargins[pos] : 6;
}
this.g = this.svg.append("g").attr("transform", "translate(" + this.margins.left + ", " + this.margins.top + ")");
this.onAll(optionListeners);
}
Plot.prototype.setTickFormat = function(axis, fn) {
return this.options.tickFormats[axis] = fn;
};
Plot.prototype.hasAxis = function(axis) {
return this.options.axes.indexOf(axis) > -1;
};
Plot.prototype.innerWidth = function() {
return this.width - (this.margins.left + this.margins.right);
};
Plot.prototype.innerHeight = function() {
return this.height - (this.margins.top + this.margins.bottom);
};
Plot.prototype.x = function() {
var domain, ref;
domain = (ref = this.options.domain) != null ? ref : this.extent(function(d) {
return d.x;
});
return d3.scale.linear().domain(domain).range([0, this.innerWidth()]);
};
Plot.prototype.y = function(givenDomain) {
return d3.scale.linear().domain(this._getScaleDomain(givenDomain)).range([this.innerHeight(), 0]);
};
Plot.prototype.bottomAxis = function() {
return d3.svg.axis().scale(this.x()).orient('bottom').ticks(this.options.ticks.bottom).tickFormat(this.options.tickFormats.bottom);
};
Plot.prototype.topAxis = function() {
return d3.svg.axis().scale(this.x()).orient('top').ticks(this.options.ticks.top).tickFormat(this.options.tickFormats.top);
};
Plot.prototype.leftAxis = function() {
var range;
range = this.options.range ? this.options.range.left : null;
return d3.svg.axis().scale(this.y(range)).orient('left').ticks(this.options.ticks.left).tickFormat(this.options.tickFormats.left);
};
Plot.prototype.rightAxis = function() {
var range;
range = this.options.range ? this.options.range.right : null;
return d3.svg.axis().scale(this.y(range)).orient('right').ticks(this.options.ticks.right).tickFormat(this.options.tickFormats.right);
};
Plot.prototype.draw = function() {
if (this._axesDrawn) {
this._redrawAxes();
} else {
this._drawAxes();
}
return Plot.__super__.draw.call(this);
};
Plot.prototype._redrawAxes = function() {
if (this.hasAxis('bottom')) {
this.g.selectAll('.x.axis.bottom').transition().duration(500).ease('linear').call(this.bottomAxis());
}
if (this.hasAxis('top')) {
this.g.selectAll('.x.axis.top').transition().duration(500).ease('linear').call(this.topAxis());
}
if (this.hasAxis('left')) {
this.g.selectAll('.y.axis.left').transition().duration(500).ease('linear').call(this.leftAxis());
}
if (this.hasAxis('right')) {
return this.g.selectAll('.y.axis.right').transition().duration(500).ease('linear').call(this.rightAxis());
}
};
Plot.prototype._drawAxes = function() {
if (this.hasAxis('bottom')) {
this.g.append("g").attr("class", "x axis bottom").attr("transform", "translate(0, " + (this.innerHeight()) + ")").call(this.bottomAxis());
}
if (this.hasAxis('top')) {
this.g.append("g").attr('class', 'x axis top').call(this.topAxis());
}
if (this.hasAxis('left')) {
this.g.append("g").attr("class", "y axis left").call(this.leftAxis());
}
if (this.hasAxis('right')) {
this.g.append('g').attr('class', 'y axis right').attr('transform', "translate(" + (this.innerWidth()) + ", 0)").call(this.rightAxis());
}
return this._axesDrawn = true;
};
Plot.prototype.dimensionsChanged = function() {
Plot.__super__.dimensionsChanged.call(this);
this.g.selectAll('.axis').remove();
this._axesDrawn = false;
return this.draw();
};
Plot.prototype.marginsChanged = function() {
var pos, ref, size;
if (this.options.margins == null) {
return;
}
ref = this.options.margins;
for (pos in ref) {
if (!hasProp.call(ref, pos)) continue;
size = ref[pos];
if (size == null) {
this.margins[pos] = 6;
} else {
this.margins[pos] = size;
}
}
this.g.transition().duration(750).attr("transform", "translate(" + this.margins.left + ", " + this.margins.top + ")");
return this.draw();
};
Plot.prototype.axesChanged = function() {
var i, len, pos, ref;
ref = ['top', 'right', 'bottom', 'left'];
for (i = 0, len = ref.length; i < len; i++) {
pos = ref[i];
if ((this.options.margins != null) && (this.options.margins[pos] != null)) {
continue;
}
if (this.hasAxis(pos)) {
this.margins[pos] = defaultAxisMargins[pos];
} else {
this.margins[pos] = 6;
}
}
this.g.transition().duration(750).attr("transform", "translate(" + this.margins.left + ", " + this.margins.top + ")");
this.g.selectAll('.axis').remove();
this._axesDrawn = false;
return this.draw();
};
Plot.prototype.ticksChanged = function() {
return this.draw();
};
Plot.prototype.tickFormatsChanged = function() {
return this.draw();
};
Plot.prototype.domainChanged = function() {
return this.draw();
};
Plot.prototype.rangeChanged = function() {
return this.draw();
};
return Plot;
})(Epoch.Chart.SVG);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Area = (function(superClass) {
extend(Area, superClass);
function Area(options) {
var base;
this.options = options != null ? options : {};
if ((base = this.options).type == null) {
base.type = 'area';
}
Area.__super__.constructor.call(this, this.options);
this.draw();
}
Area.prototype.y = function() {
var a, i, k, layer, len, ref, ref1, ref2, v;
a = [];
ref = this.getVisibleLayers();
for (i = 0, len = ref.length; i < len; i++) {
layer = ref[i];
ref1 = layer.values;
for (k in ref1) {
if (!hasProp.call(ref1, k)) continue;
v = ref1[k];
if (a[k] != null) {
a[k] += v.y;
}
if (a[k] == null) {
a[k] = v.y;
}
}
}
return d3.scale.linear().domain((ref2 = this.options.range) != null ? ref2 : [0, d3.max(a)]).range([this.height - this.margins.top - this.margins.bottom, 0]);
};
Area.prototype.draw = function() {
var area, data, layer, layers, ref, stack, x, y;
ref = [this.x(), this.y(), this.getVisibleLayers()], x = ref[0], y = ref[1], layers = ref[2];
this.g.selectAll('.layer').remove();
if (layers.length === 0) {
return;
}
area = d3.svg.area().x(function(d) {
return x(d.x);
}).y0(function(d) {
return y(d.y0);
}).y1(function(d) {
return y(d.y0 + d.y);
});
stack = d3.layout.stack().values(function(d) {
return d.values;
});
data = stack(layers);
layer = this.g.selectAll('.layer').data(layers, function(d) {
return d.category;
});
layer.select('.area').attr('d', function(d) {
return area(d.values);
});
layer.enter().append('g').attr('class', function(d) {
return d.className;
});
layer.append('path').attr('class', 'area').attr('d', function(d) {
return area(d.values);
});
return Area.__super__.draw.call(this);
};
return Area;
})(Epoch.Chart.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Bar = (function(superClass) {
var defaults, horizontal_defaults, horizontal_specific, optionListeners;
extend(Bar, superClass);
defaults = {
type: 'bar',
style: 'grouped',
orientation: 'vertical',
padding: {
bar: 0.08,
group: 0.1
},
outerPadding: {
bar: 0.08,
group: 0.1
}
};
horizontal_specific = {
tickFormats: {
top: Epoch.Formats.si,
bottom: Epoch.Formats.si,
left: Epoch.Formats.regular,
right: Epoch.Formats.regular
}
};
horizontal_defaults = Epoch.Util.defaults(horizontal_specific, defaults);
optionListeners = {
'option:orientation': 'orientationChanged',
'option:padding': 'paddingChanged',
'option:outerPadding': 'paddingChanged',
'option:padding:bar': 'paddingChanged',
'option:padding:group': 'paddingChanged',
'option:outerPadding:bar': 'paddingChanged',
'option:outerPadding:group': 'paddingChanged'
};
function Bar(options) {
this.options = options != null ? options : {};
if (this._isHorizontal()) {
this.options = Epoch.Util.defaults(this.options, horizontal_defaults);
} else {
this.options = Epoch.Util.defaults(this.options, defaults);
}
Bar.__super__.constructor.call(this, this.options);
this.onAll(optionListeners);
this.draw();
}
Bar.prototype._isVertical = function() {
return this.options.orientation === 'vertical';
};
Bar.prototype._isHorizontal = function() {
return this.options.orientation === 'horizontal';
};
Bar.prototype.x = function() {
var extent;
if (this._isVertical()) {
return d3.scale.ordinal().domain(Epoch.Util.domain(this.getVisibleLayers())).rangeRoundBands([0, this.innerWidth()], this.options.padding.group, this.options.outerPadding.group);
} else {
extent = this.extent(function(d) {
return d.y;
});
extent[0] = Math.min(0, extent[0]);
return d3.scale.linear().domain(extent).range([0, this.width - this.margins.left - this.margins.right]);
}
};
Bar.prototype.x1 = function(x0) {
var layer;
return d3.scale.ordinal().domain((function() {
var j, len, ref, results;
ref = this.getVisibleLayers();
results = [];
for (j = 0, len = ref.length; j < len; j++) {
layer = ref[j];
results.push(layer.category);
}
return results;
}).call(this)).rangeRoundBands([0, x0.rangeBand()], this.options.padding.bar, this.options.outerPadding.bar);
};
Bar.prototype.y = function() {
var extent;
if (this._isVertical()) {
extent = this.extent(function(d) {
return d.y;
});
extent[0] = Math.min(0, extent[0]);
return d3.scale.linear().domain(extent).range([this.height - this.margins.top - this.margins.bottom, 0]);
} else {
return d3.scale.ordinal().domain(Epoch.Util.domain(this.getVisibleLayers())).rangeRoundBands([0, this.innerHeight()], this.options.padding.group, this.options.outerPadding.group);
}
};
Bar.prototype.y1 = function(y0) {
var layer;
return d3.scale.ordinal().domain((function() {
var j, len, ref, results;
ref = this.getVisibleLayers();
results = [];
for (j = 0, len = ref.length; j < len; j++) {
layer = ref[j];
results.push(layer.category);
}
return results;
}).call(this)).rangeRoundBands([0, y0.rangeBand()], this.options.padding.bar, this.options.outerPadding.bar);
};
Bar.prototype._remapData = function() {
var className, entry, j, k, l, layer, len, len1, map, name, ref, ref1, results, v;
map = {};
ref = this.getVisibleLayers();
for (j = 0, len = ref.length; j < len; j++) {
layer = ref[j];
className = 'bar ' + layer.className.replace(/\s*layer\s*/, '');
ref1 = layer.values;
for (l = 0, len1 = ref1.length; l < len1; l++) {
entry = ref1[l];
if (map[name = entry.x] == null) {
map[name] = [];
}
map[entry.x].push({
label: layer.category,
y: entry.y,
className: className
});
}
}
results = [];
for (k in map) {
if (!hasProp.call(map, k)) continue;
v = map[k];
results.push({
group: k,
values: v
});
}
return results;
};
Bar.prototype.draw = function() {
if (this._isVertical()) {
this._drawVertical();
} else {
this._drawHorizontal();
}
return Bar.__super__.draw.call(this);
};
Bar.prototype._drawVertical = function() {
var data, height, layer, rects, ref, x0, x1, y;
ref = [this.x(), this.y()], x0 = ref[0], y = ref[1];
x1 = this.x1(x0);
height = this.height - this.margins.top - this.margins.bottom;
data = this._remapData();
layer = this.g.selectAll(".layer").data(data, function(d) {
return d.group;
});
layer.transition().duration(750).attr("transform", function(d) {
return "translate(" + (x0(d.group)) + ", 0)";
});
layer.enter().append("g").attr('class', 'layer').attr("transform", function(d) {
return "translate(" + (x0(d.group)) + ", 0)";
});
rects = layer.selectAll('rect').data(function(group) {
return group.values;
});
rects.attr('class', function(d) {
return d.className;
});
rects.transition().duration(600).attr('x', function(d) {
return x1(d.label);
}).attr('y', function(d) {
return y(d.y);
}).attr('width', x1.rangeBand()).attr('height', function(d) {
return height - y(d.y);
});
rects.enter().append('rect').attr('class', function(d) {
return d.className;
}).attr('x', function(d) {
return x1(d.label);
}).attr('y', function(d) {
return y(d.y);
}).attr('width', x1.rangeBand()).attr('height', function(d) {
return height - y(d.y);
});
rects.exit().transition().duration(150).style('opacity', '0').remove();
return layer.exit().transition().duration(750).style('opacity', '0').remove();
};
Bar.prototype._drawHorizontal = function() {
var data, layer, rects, ref, width, x, y0, y1;
ref = [this.x(), this.y()], x = ref[0], y0 = ref[1];
y1 = this.y1(y0);
width = this.width - this.margins.left - this.margins.right;
data = this._remapData();
layer = this.g.selectAll(".layer").data(data, function(d) {
return d.group;
});
layer.transition().duration(750).attr("transform", function(d) {
return "translate(0, " + (y0(d.group)) + ")";
});
layer.enter().append("g").attr('class', 'layer').attr("transform", function(d) {
return "translate(0, " + (y0(d.group)) + ")";
});
rects = layer.selectAll('rect').data(function(group) {
return group.values;
});
rects.attr('class', function(d) {
return d.className;
});
rects.transition().duration(600).attr('x', function(d) {
return 0;
}).attr('y', function(d) {
return y1(d.label);
}).attr('height', y1.rangeBand()).attr('width', function(d) {
return x(d.y);
});
rects.enter().append('rect').attr('class', function(d) {
return d.className;
}).attr('x', function(d) {
return 0;
}).attr('y', function(d) {
return y1(d.label);
}).attr('height', y1.rangeBand()).attr('width', function(d) {
return x(d.y);
});
rects.exit().transition().duration(150).style('opacity', '0').remove();
return layer.exit().transition().duration(750).style('opacity', '0').remove();
};
Bar.prototype._getTickValues = function(numTicks, dataKey) {
var i, step, tickValues, total;
if (dataKey == null) {
dataKey = 'x';
}
if (this.data[0] == null) {
return [];
}
total = this.data[0].values.length;
step = Math.ceil(total / numTicks) | 0;
return tickValues = (function() {
var j, ref, ref1, results;
results = [];
for (i = j = 0, ref = total, ref1 = step; ref1 > 0 ? j < ref : j > ref; i = j += ref1) {
results.push(this.data[0].values[i].x);
}
return results;
}).call(this);
};
Bar.prototype.bottomAxis = function() {
var axis;
axis = d3.svg.axis().scale(this.x()).orient('bottom').ticks(this.options.ticks.bottom).tickFormat(this.options.tickFormats.bottom);
if (this._isVertical() && (this.options.ticks.bottom != null)) {
axis.tickValues(this._getTickValues(this.options.ticks.bottom));
}
return axis;
};
Bar.prototype.topAxis = function() {
var axis;
axis = d3.svg.axis().scale(this.x()).orient('top').ticks(this.options.ticks.top).tickFormat(this.options.tickFormats.top);
if (this._isVertical() && (this.options.ticks.top != null)) {
axis.tickValues(this._getTickValues(this.options.ticks.top));
}
return axis;
};
Bar.prototype.leftAxis = function() {
var axis;
axis = d3.svg.axis().scale(this.y()).orient('left').ticks(this.options.ticks.left).tickFormat(this.options.tickFormats.left);
if (this._isHorizontal() && (this.options.ticks.left != null)) {
axis.tickValues(this._getTickValues(this.options.ticks.left));
}
return axis;
};
Bar.prototype.rightAxis = function() {
var axis;
axis = d3.svg.axis().scale(this.y()).orient('right').ticks(this.options.ticks.right).tickFormat(this.options.tickFormats.right);
if (this._isHorizontal() && (this.options.ticks.right != null)) {
axis.tickValues(this._getTickValues(this.options.ticks.right));
}
return axis;
};
Bar.prototype.orientationChanged = function() {
var bottom, left, right, top;
top = this.options.tickFormats.top;
bottom = this.options.tickFormats.bottom;
left = this.options.tickFormats.left;
right = this.options.tickFormats.right;
this.options.tickFormats.left = top;
this.options.tickFormats.right = bottom;
this.options.tickFormats.top = left;
this.options.tickFormats.bottom = right;
return this.draw();
};
Bar.prototype.paddingChanged = function() {
return this.draw();
};
return Bar;
})(Epoch.Chart.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Histogram = (function(superClass) {
var defaults, optionListeners;
extend(Histogram, superClass);
defaults = {
type: 'histogram',
domain: [0, 100],
bucketRange: [0, 100],
buckets: 10,
cutOutliers: false
};
optionListeners = {
'option:bucketRange': 'bucketRangeChanged',
'option:buckets': 'bucketsChanged',
'option:cutOutliers': 'cutOutliersChanged'
};
function Histogram(options) {
this.options = options != null ? options : {};
Histogram.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this.onAll(optionListeners);
this.draw();
}
Histogram.prototype._prepareData = function(data) {
var bucketSize, buckets, i, index, j, k, l, layer, len, len1, point, prepared, preparedLayer, ref, v;
bucketSize = (this.options.bucketRange[1] - this.options.bucketRange[0]) / this.options.buckets;
prepared = [];
for (j = 0, len = data.length; j < len; j++) {
layer = data[j];
buckets = (function() {
var l, ref, results;
results = [];
for (i = l = 0, ref = this.options.buckets; 0 <= ref ? l < ref : l > ref; i = 0 <= ref ? ++l : --l) {
results.push(0);
}
return results;
}).call(this);
ref = layer.values;
for (l = 0, len1 = ref.length; l < len1; l++) {
point = ref[l];
index = parseInt((point.x - this.options.bucketRange[0]) / bucketSize);
if (this.options.cutOutliers && ((index < 0) || (index >= this.options.buckets))) {
continue;
}
if (index < 0) {
index = 0;
} else if (index >= this.options.buckets) {
index = this.options.buckets - 1;
}
buckets[index] += parseInt(point.y);
}
preparedLayer = {
values: buckets.map(function(d, i) {
return {
x: parseInt(i) * bucketSize,
y: d
};
})
};
for (k in layer) {
if (!hasProp.call(layer, k)) continue;
v = layer[k];
if (k !== 'values') {
preparedLayer[k] = v;
}
}
prepared.push(preparedLayer);
}
return prepared;
};
Histogram.prototype.resetData = function() {
this.setData(this.rawData);
return this.draw();
};
Histogram.prototype.bucketRangeChanged = function() {
return this.resetData();
};
Histogram.prototype.bucketsChanged = function() {
return this.resetData();
};
Histogram.prototype.cutOutliersChanged = function() {
return this.resetData();
};
return Histogram;
})(Epoch.Chart.Bar);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Line = (function(superClass) {
extend(Line, superClass);
function Line(options) {
var base;
this.options = options != null ? options : {};
if ((base = this.options).type == null) {
base.type = 'line';
}
Line.__super__.constructor.call(this, this.options);
this.draw();
}
Line.prototype.line = function(layer) {
var ref, x, y;
ref = [this.x(), this.y(layer.range)], x = ref[0], y = ref[1];
return d3.svg.line().x(function(d) {
return x(d.x);
}).y(function(d) {
return y(d.y);
});
};
Line.prototype.draw = function() {
var layer, layers, ref, x, y;
ref = [this.x(), this.y(), this.getVisibleLayers()], x = ref[0], y = ref[1], layers = ref[2];
if (layers.length === 0) {
return this.g.selectAll('.layer').remove();
}
layer = this.g.selectAll('.layer').data(layers, function(d) {
return d.category;
});
layer.select('.line').transition().duration(500).attr('d', (function(_this) {
return function(l) {
return _this.line(l)(l.values);
};
})(this));
layer.enter().append('g').attr('class', function(l) {
return l.className;
}).append('path').attr('class', 'line').attr('d', (function(_this) {
return function(l) {
return _this.line(l)(l.values);
};
})(this));
layer.exit().transition().duration(750).style('opacity', '0').remove();
return Line.__super__.draw.call(this);
};
return Line;
})(Epoch.Chart.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Pie = (function(superClass) {
var defaults;
extend(Pie, superClass);
defaults = {
type: 'pie',
margin: 10,
inner: 0
};
function Pie(options) {
this.options = options != null ? options : {};
Pie.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this.pie = d3.layout.pie().sort(null).value(function(d) {
return d.value;
});
this.arc = d3.svg.arc().outerRadius((function(_this) {
return function() {
return (Math.max(_this.width, _this.height) / 2) - _this.options.margin;
};
})(this)).innerRadius((function(_this) {
return function() {
return _this.options.inner;
};
})(this));
this.g = this.svg.append('g').attr("transform", "translate(" + (this.width / 2) + ", " + (this.height / 2) + ")");
this.on('option:margin', 'marginChanged');
this.on('option:inner', 'innerChanged');
this.draw();
}
Pie.prototype.draw = function() {
var arcs, path, text;
this.g.selectAll('.arc').remove();
arcs = this.g.selectAll(".arc").data(this.pie(this.getVisibleLayers()), function(d) {
return d.data.category;
});
arcs.enter().append('g').attr('class', function(d) {
return "arc pie " + d.data.className;
});
arcs.select('path').attr('d', this.arc);
arcs.select('text').attr("transform", (function(_this) {
return function(d) {
return "translate(" + (_this.arc.centroid(d)) + ")";
};
})(this)).text(function(d) {
return d.data.label || d.data.category;
});
path = arcs.append("path").attr("d", this.arc).each(function(d) {
return this._current = d;
});
text = arcs.append("text").attr("transform", (function(_this) {
return function(d) {
return "translate(" + (_this.arc.centroid(d)) + ")";
};
})(this)).attr("dy", ".35em").style("text-anchor", "middle").text(function(d) {
return d.data.label || d.data.category;
});
return Pie.__super__.draw.call(this);
};
Pie.prototype.marginChanged = function() {
return this.draw();
};
Pie.prototype.innerChanged = function() {
return this.draw();
};
return Pie;
})(Epoch.Chart.SVG);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Chart.Scatter = (function(superClass) {
var defaults;
extend(Scatter, superClass);
defaults = {
type: 'scatter',
radius: 3.5,
axes: ['top', 'bottom', 'left', 'right']
};
function Scatter(options) {
this.options = options != null ? options : {};
Scatter.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this.on('option:radius', 'radiusChanged');
this.draw();
}
Scatter.prototype.draw = function() {
var dots, layer, layers, radius, ref, x, y;
ref = [this.x(), this.y(), this.getVisibleLayers()], x = ref[0], y = ref[1], layers = ref[2];
radius = this.options.radius;
if (layers.length === 0) {
return this.g.selectAll('.layer').remove();
}
layer = this.g.selectAll('.layer').data(layers, function(d) {
return d.category;
});
layer.enter().append('g').attr('class', function(d) {
return d.className;
});
dots = layer.selectAll('.dot').data(function(l) {
return l.values;
});
dots.transition().duration(500).attr("r", function(d) {
var ref1;
return (ref1 = d.r) != null ? ref1 : radius;
}).attr("cx", function(d) {
return x(d.x);
}).attr("cy", function(d) {
return y(d.y);
});
dots.enter().append('circle').attr('class', 'dot').attr("r", function(d) {
var ref1;
return (ref1 = d.r) != null ? ref1 : radius;
}).attr("cx", function(d) {
return x(d.x);
}).attr("cy", function(d) {
return y(d.y);
});
dots.exit().transition().duration(750).style('opacity', 0).remove();
layer.exit().transition().duration(750).style('opacity', 0).remove();
return Scatter.__super__.draw.call(this);
};
Scatter.prototype.radiusChanged = function() {
return this.draw();
};
return Scatter;
})(Epoch.Chart.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Plot = (function(superClass) {
var defaultAxisMargins, defaults, optionListeners;
extend(Plot, superClass);
defaults = {
range: null,
fps: 24,
historySize: 120,
windowSize: 40,
queueSize: 10,
axes: ['bottom'],
ticks: {
time: 15,
left: 5,
right: 5
},
tickFormats: {
top: Epoch.Formats.seconds,
bottom: Epoch.Formats.seconds,
left: Epoch.Formats.si,
right: Epoch.Formats.si
}
};
defaultAxisMargins = {
top: 25,
right: 50,
bottom: 25,
left: 50
};
optionListeners = {
'option:margins': 'marginsChanged',
'option:margins.top': 'marginsChanged',
'option:margins.right': 'marginsChanged',
'option:margins.bottom': 'marginsChanged',
'option:margins.left': 'marginsChanged',
'option:axes': 'axesChanged',
'option:ticks': 'ticksChanged',
'option:ticks.top': 'ticksChanged',
'option:ticks.right': 'ticksChanged',
'option:ticks.bottom': 'ticksChanged',
'option:ticks.left': 'ticksChanged',
'option:tickFormats': 'tickFormatsChanged',
'option:tickFormats.top': 'tickFormatsChanged',
'option:tickFormats.right': 'tickFormatsChanged',
'option:tickFormats.bottom': 'tickFormatsChanged',
'option:tickFormats.left': 'tickFormatsChanged'
};
function Plot(options) {
var givenMargins, l, len, pos, ref;
this.options = options;
givenMargins = Epoch.Util.copy(this.options.margins) || {};
Plot.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
if (this.options.model) {
this.options.model.on('data:push', (function(_this) {
return function() {
return _this.pushFromModel();
};
})(this));
}
this._queue = [];
this.margins = {};
ref = ['top', 'right', 'bottom', 'left'];
for (l = 0, len = ref.length; l < len; l++) {
pos = ref[l];
this.margins[pos] = (this.options.margins != null) && (this.options.margins[pos] != null) ? this.options.margins[pos] : this.hasAxis(pos) ? defaultAxisMargins[pos] : 6;
}
this.svg = this.el.insert('svg', ':first-child').attr('width', this.width).attr('height', this.height).style('z-index', '1000');
if (this.el.style('position') !== 'absolute' && this.el.style('position') !== 'relative') {
this.el.style('position', 'relative');
}
this.canvas.style({
position: 'absolute',
'z-index': '999'
});
this._sizeCanvas();
this.animation = {
interval: null,
active: false,
delta: (function(_this) {
return function() {
return -(_this.w() / _this.options.fps);
};
})(this),
tickDelta: (function(_this) {
return function() {
return -((_this.w() / _this.pixelRatio) / _this.options.fps);
};
})(this),
frame: 0,
duration: this.options.fps
};
this._buildAxes();
this.animationCallback = (function(_this) {
return function() {
return _this._animate();
};
})(this);
this.onAll(optionListeners);
}
Plot.prototype._sizeCanvas = function() {
this.canvas.attr({
width: this.innerWidth(),
height: this.innerHeight()
});
return this.canvas.style({
width: (this.innerWidth() / this.pixelRatio) + "px",
height: (this.innerHeight() / this.pixelRatio) + "px",
top: this.margins.top + "px",
left: this.margins.left + "px"
});
};
Plot.prototype._buildAxes = function() {
this.svg.selectAll('.axis').remove();
this._prepareTimeAxes();
return this._prepareRangeAxes();
};
Plot.prototype._annotateLayers = function(prepared) {
var classes, copy, data, i, layer, start;
data = [];
for (i in prepared) {
if (!hasProp.call(prepared, i)) continue;
layer = prepared[i];
copy = Epoch.Util.copy(layer);
start = Math.max(0, layer.values.length - this.options.historySize);
copy.values = layer.values.slice(start);
classes = ['layer'];
classes.push("category" + ((i | 0) + 1));
if (layer.label != null) {
classes.push(Epoch.Util.dasherize(layer.label));
}
copy.className = classes.join(' ');
copy.visible = true;
data.push(copy);
}
return data;
};
Plot.prototype._offsetX = function() {
return 0;
};
Plot.prototype._prepareTimeAxes = function() {
var axis;
if (this.hasAxis('bottom')) {
axis = this.bottomAxis = this.svg.append('g').attr('class', "x axis bottom canvas").attr('transform', "translate(" + (this.margins.left - 1) + ", " + (this.innerHeight() / this.pixelRatio + this.margins.top) + ")");
axis.append('path').attr('class', 'domain').attr('d', "M0,0H" + (this.innerWidth() / this.pixelRatio + 1));
}
if (this.hasAxis('top')) {
axis = this.topAxis = this.svg.append('g').attr('class', "x axis top canvas").attr('transform', "translate(" + (this.margins.left - 1) + ", " + this.margins.top + ")");
axis.append('path').attr('class', 'domain').attr('d', "M0,0H" + (this.innerWidth() / this.pixelRatio + 1));
}
return this._resetInitialTimeTicks();
};
Plot.prototype._resetInitialTimeTicks = function() {
var i, k, l, layer, len, ref, ref1, results, tickInterval;
tickInterval = this.options.ticks.time;
this._ticks = [];
this._tickTimer = tickInterval;
if (this.bottomAxis != null) {
this.bottomAxis.selectAll('.tick').remove();
}
if (this.topAxis != null) {
this.topAxis.selectAll('.tick').remove();
}
ref = this.data;
results = [];
for (l = 0, len = ref.length; l < len; l++) {
layer = ref[l];
if (!Epoch.isNonEmptyArray(layer.values)) {
continue;
}
ref1 = [this.options.windowSize - 1, layer.values.length - 1], i = ref1[0], k = ref1[1];
while (i >= 0 && k >= 0) {
this._pushTick(i, layer.values[k].time, false, true);
i -= tickInterval;
k -= tickInterval;
}
break;
}
return results;
};
Plot.prototype._prepareRangeAxes = function() {
if (this.hasAxis('left')) {
this.svg.append("g").attr("class", "y axis left").attr('transform', "translate(" + (this.margins.left - 1) + ", " + this.margins.top + ")").call(this.leftAxis());
}
if (this.hasAxis('right')) {
return this.svg.append('g').attr('class', 'y axis right').attr('transform', "translate(" + (this.width - this.margins.right) + ", " + this.margins.top + ")").call(this.rightAxis());
}
};
Plot.prototype.leftAxis = function() {
var axis, ticks;
ticks = this.options.ticks.left;
axis = d3.svg.axis().scale(this.ySvgLeft()).orient('left').tickFormat(this.options.tickFormats.left);
if (ticks === 2) {
return axis.tickValues(this.extent(function(d) {
return d.y;
}));
} else {
return axis.ticks(ticks);
}
};
Plot.prototype.rightAxis = function() {
var axis, extent, ticks;
extent = this.extent(function(d) {
return d.y;
});
ticks = this.options.ticks.right;
axis = d3.svg.axis().scale(this.ySvgRight()).orient('right').tickFormat(this.options.tickFormats.right);
if (ticks === 2) {
return axis.tickValues(this.extent(function(d) {
return d.y;
}));
} else {
return axis.ticks(ticks);
}
};
Plot.prototype.hasAxis = function(name) {
return this.options.axes.indexOf(name) > -1;
};
Plot.prototype.innerWidth = function() {
return (this.width - (this.margins.left + this.margins.right)) * this.pixelRatio;
};
Plot.prototype.innerHeight = function() {
return (this.height - (this.margins.top + this.margins.bottom)) * this.pixelRatio;
};
Plot.prototype._prepareEntry = function(entry) {
return entry;
};
Plot.prototype._prepareLayers = function(layers) {
return layers;
};
Plot.prototype._startTransition = function() {
if (this.animation.active === true || this._queue.length === 0) {
return;
}
this.trigger('transition:start');
this._shift();
this.animation.active = true;
return this.animation.interval = setInterval(this.animationCallback, 1000 / this.options.fps);
};
Plot.prototype._stopTransition = function() {
var firstTick, l, lastTick, layer, len, ref, ref1;
if (!this.inTransition()) {
return;
}
ref = this.data;
for (l = 0, len = ref.length; l < len; l++) {
layer = ref[l];
if (!(layer.values.length > this.options.windowSize + 1)) {
continue;
}
layer.values.shift();
}
ref1 = [this._ticks[0], this._ticks[this._ticks.length - 1]], firstTick = ref1[0], lastTick = ref1[1];
if ((lastTick != null) && lastTick.enter) {
lastTick.enter = false;
lastTick.opacity = 1;
}
if ((firstTick != null) && firstTick.exit) {
this._shiftTick();
}
this.animation.frame = 0;
this.trigger('transition:end');
if (this._queue.length > 0) {
return this._shift();
} else {
this.animation.active = false;
return clearInterval(this.animation.interval);
}
};
Plot.prototype.inTransition = function() {
return this.animation.active;
};
Plot.prototype.push = function(layers) {
layers = this._prepareLayers(layers);
if (this._queue.length > this.options.queueSize) {
this._queue.splice(this.options.queueSize, this._queue.length - this.options.queueSize);
}
if (this._queue.length === this.options.queueSize) {
return false;
}
this._queue.push(layers.map((function(_this) {
return function(entry) {
return _this._prepareEntry(entry);
};
})(this)));
this.trigger('push');
if (!this.inTransition()) {
return this._startTransition();
}
};
Plot.prototype.pushFromModel = function() {
return this.push(this.options.model.getNext(this.options.type, this.options.dataFormat));
};
Plot.prototype._shift = function() {
var entry, i, layer, ref;
this.trigger('before:shift');
entry = this._queue.shift();
ref = this.data;
for (i in ref) {
if (!hasProp.call(ref, i)) continue;
layer = ref[i];
layer.values.push(entry[i]);
}
this._updateTicks(entry[0].time);
this._transitionRangeAxes();
return this.trigger('after:shift');
};
Plot.prototype._transitionRangeAxes = function() {
if (this.hasAxis('left')) {
this.svg.selectAll('.y.axis.left').transition().duration(500).ease('linear').call(this.leftAxis());
}
if (this.hasAxis('right')) {
return this.svg.selectAll('.y.axis.right').transition().duration(500).ease('linear').call(this.rightAxis());
}
};
Plot.prototype._animate = function() {
if (!this.inTransition()) {
return;
}
if (++this.animation.frame === this.animation.duration) {
this._stopTransition();
}
this.draw(this.animation.frame * this.animation.delta());
return this._updateTimeAxes();
};
Plot.prototype.y = function(givenDomain) {
return d3.scale.linear().domain(this._getScaleDomain(givenDomain)).range([this.innerHeight(), 0]);
};
Plot.prototype.ySvg = function(givenDomain) {
return d3.scale.linear().domain(this._getScaleDomain(givenDomain)).range([this.innerHeight() / this.pixelRatio, 0]);
};
Plot.prototype.ySvgLeft = function() {
if (this.options.range != null) {
return this.ySvg(this.options.range.left);
} else {
return this.ySvg();
}
};
Plot.prototype.ySvgRight = function() {
if (this.options.range != null) {
return this.ySvg(this.options.range.right);
} else {
return this.ySvg();
}
};
Plot.prototype.w = function() {
return this.innerWidth() / this.options.windowSize;
};
Plot.prototype._updateTicks = function(newTime) {
if (!(this.hasAxis('top') || this.hasAxis('bottom'))) {
return;
}
if (!((++this._tickTimer) % this.options.ticks.time)) {
this._pushTick(this.options.windowSize, newTime, true);
}
if (!(this._ticks.length > 0)) {
return;
}
if (!(this._ticks[0].x - (this.w() / this.pixelRatio) >= 0)) {
return this._ticks[0].exit = true;
}
};
Plot.prototype._pushTick = function(bucket, time, enter, reverse) {
var g, tick;
if (enter == null) {
enter = false;
}
if (reverse == null) {
reverse = false;
}
if (!(this.hasAxis('top') || this.hasAxis('bottom'))) {
return;
}
tick = {
time: time,
x: bucket * (this.w() / this.pixelRatio) + this._offsetX(),
opacity: enter ? 0 : 1,
enter: enter ? true : false,
exit: false
};
if (this.hasAxis('bottom')) {
g = this.bottomAxis.append('g').attr('class', 'tick major').attr('transform', "translate(" + (tick.x + 1) + ",0)").style('opacity', tick.opacity);
g.append('line').attr('y2', 6);
g.append('text').attr('text-anchor', 'middle').attr('dy', 19).text(this.options.tickFormats.bottom(tick.time));
tick.bottomEl = g;
}
if (this.hasAxis('top')) {
g = this.topAxis.append('g').attr('class', 'tick major').attr('transform', "translate(" + (tick.x + 1) + ",0)").style('opacity', tick.opacity);
g.append('line').attr('y2', -6);
g.append('text').attr('text-anchor', 'middle').attr('dy', -10).text(this.options.tickFormats.top(tick.time));
tick.topEl = g;
}
if (reverse) {
this._ticks.unshift(tick);
} else {
this._ticks.push(tick);
}
return tick;
};
Plot.prototype._shiftTick = function() {
var tick;
if (!(this._ticks.length > 0)) {
return;
}
tick = this._ticks.shift();
if (tick.topEl != null) {
tick.topEl.remove();
}
if (tick.bottomEl != null) {
return tick.bottomEl.remove();
}
};
Plot.prototype._updateTimeAxes = function() {
var dop, dx, l, len, ref, ref1, results, tick;
if (!(this.hasAxis('top') || this.hasAxis('bottom'))) {
return;
}
ref = [this.animation.tickDelta(), 1 / this.options.fps], dx = ref[0], dop = ref[1];
ref1 = this._ticks;
results = [];
for (l = 0, len = ref1.length; l < len; l++) {
tick = ref1[l];
tick.x += dx;
if (this.hasAxis('bottom')) {
tick.bottomEl.attr('transform', "translate(" + (tick.x + 1) + ",0)");
}
if (this.hasAxis('top')) {
tick.topEl.attr('transform', "translate(" + (tick.x + 1) + ",0)");
}
if (tick.enter) {
tick.opacity += dop;
} else if (tick.exit) {
tick.opacity -= dop;
}
if (tick.enter || tick.exit) {
if (this.hasAxis('bottom')) {
tick.bottomEl.style('opacity', tick.opacity);
}
if (this.hasAxis('top')) {
results.push(tick.topEl.style('opacity', tick.opacity));
} else {
results.push(void 0);
}
} else {
results.push(void 0);
}
}
return results;
};
Plot.prototype.draw = function(delta) {
if (delta == null) {
delta = 0;
}
return Plot.__super__.draw.call(this);
};
Plot.prototype.dimensionsChanged = function() {
Plot.__super__.dimensionsChanged.call(this);
this.svg.attr('width', this.width).attr('height', this.height);
this._sizeCanvas();
this._buildAxes();
return this.draw(this.animation.frame * this.animation.delta());
};
Plot.prototype.axesChanged = function() {
var l, len, pos, ref;
ref = ['top', 'right', 'bottom', 'left'];
for (l = 0, len = ref.length; l < len; l++) {
pos = ref[l];
if ((this.options.margins != null) && (this.options.margins[pos] != null)) {
continue;
}
if (this.hasAxis(pos)) {
this.margins[pos] = defaultAxisMargins[pos];
} else {
this.margins[pos] = 6;
}
}
this._sizeCanvas();
this._buildAxes();
return this.draw(this.animation.frame * this.animation.delta());
};
Plot.prototype.ticksChanged = function() {
this._resetInitialTimeTicks();
this._transitionRangeAxes();
return this.draw(this.animation.frame * this.animation.delta());
};
Plot.prototype.tickFormatsChanged = function() {
this._resetInitialTimeTicks();
this._transitionRangeAxes();
return this.draw(this.animation.frame * this.animation.delta());
};
Plot.prototype.marginsChanged = function() {
var pos, ref, size;
if (this.options.margins == null) {
return;
}
ref = this.options.margins;
for (pos in ref) {
if (!hasProp.call(ref, pos)) continue;
size = ref[pos];
if (size == null) {
this.margins[pos] = 6;
} else {
this.margins[pos] = size;
}
}
this._sizeCanvas();
return this.draw(this.animation.frame * this.animation.delta());
};
Plot.prototype.layerChanged = function() {
this._transitionRangeAxes();
return Plot.__super__.layerChanged.call(this);
};
return Plot;
})(Epoch.Chart.Canvas);
Epoch.Time.Stack = (function(superClass) {
extend(Stack, superClass);
function Stack() {
return Stack.__super__.constructor.apply(this, arguments);
}
Stack.prototype._stackLayers = function() {
var i, l, layer, layers, ref, results, y0;
if (!((layers = this.getVisibleLayers()).length > 0)) {
return;
}
results = [];
for (i = l = 0, ref = layers[0].values.length; 0 <= ref ? l < ref : l > ref; i = 0 <= ref ? ++l : --l) {
y0 = 0;
results.push((function() {
var len, m, results1;
results1 = [];
for (m = 0, len = layers.length; m < len; m++) {
layer = layers[m];
layer.values[i].y0 = y0;
results1.push(y0 += layer.values[i].y);
}
return results1;
})());
}
return results;
};
Stack.prototype._prepareLayers = function(layers) {
var d, i, y0;
y0 = 0;
for (i in layers) {
if (!hasProp.call(layers, i)) continue;
d = layers[i];
if (!this.data[i].visible) {
continue;
}
d.y0 = y0;
y0 += d.y;
}
return layers;
};
Stack.prototype.setData = function(data) {
Stack.__super__.setData.call(this, data);
return this._stackLayers();
};
Stack.prototype.extent = function() {
var i, j, l, layers, m, max, ref, ref1, ref2, sum;
ref = [0, this.getVisibleLayers()], max = ref[0], layers = ref[1];
if (!layers.length) {
return [0, 0];
}
for (i = l = 0, ref1 = layers[0].values.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) {
sum = 0;
for (j = m = 0, ref2 = layers.length; 0 <= ref2 ? m < ref2 : m > ref2; j = 0 <= ref2 ? ++m : --m) {
sum += layers[j].values[i].y;
}
if (sum > max) {
max = sum;
}
}
return [0, max];
};
Stack.prototype.layerChanged = function() {
var l, layers, len, ref;
this._stackLayers();
ref = this._queue;
for (l = 0, len = ref.length; l < len; l++) {
layers = ref[l];
this._prepareLayers(layers);
}
return Stack.__super__.layerChanged.call(this);
};
return Stack;
})(Epoch.Time.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Area = (function(superClass) {
extend(Area, superClass);
function Area(options) {
var base;
this.options = options != null ? options : {};
if ((base = this.options).type == null) {
base.type = 'time.area';
}
Area.__super__.constructor.call(this, this.options);
this.draw();
}
Area.prototype.setStyles = function(layer) {
var styles;
if ((layer != null) && (layer.className != null)) {
styles = this.getStyles("g." + (layer.className.replace(/\s/g, '.')) + " path.area");
} else {
styles = this.getStyles("g path.area");
}
this.ctx.fillStyle = styles.fill;
if (styles.stroke != null) {
this.ctx.strokeStyle = styles.stroke;
}
if (styles['stroke-width'] != null) {
return this.ctx.lineWidth = styles['stroke-width'].replace('px', '');
}
};
Area.prototype._drawAreas = function(delta) {
var args, borderX, entry, firstX, i, j, k, l, layer, layers, ref, ref1, ref2, results, trans, w, y;
if (delta == null) {
delta = 0;
}
ref = [this.y(), this.w(), this.getVisibleLayers()], y = ref[0], w = ref[1], layers = ref[2];
results = [];
for (i = l = ref1 = layers.length - 1; ref1 <= 0 ? l <= 0 : l >= 0; i = ref1 <= 0 ? ++l : --l) {
if (!(layer = layers[i])) {
continue;
}
this.setStyles(layer);
this.ctx.beginPath();
ref2 = [this.options.windowSize, layer.values.length, this.inTransition()], j = ref2[0], k = ref2[1], trans = ref2[2];
firstX = null;
while ((--j >= -2) && (--k >= 0)) {
entry = layer.values[k];
args = [(j + 1) * w + delta, y(entry.y + entry.y0)];
if (trans) {
args[0] += w;
}
if (i === this.options.windowSize - 1) {
this.ctx.moveTo.apply(this.ctx, args);
} else {
this.ctx.lineTo.apply(this.ctx, args);
}
}
if (trans) {
borderX = (j + 3) * w + delta;
} else {
borderX = (j + 2) * w + delta;
}
this.ctx.lineTo(borderX, this.innerHeight());
this.ctx.lineTo(this.width * this.pixelRatio + w + delta, this.innerHeight());
this.ctx.closePath();
results.push(this.ctx.fill());
}
return results;
};
Area.prototype._drawStrokes = function(delta) {
var args, entry, firstX, i, k, l, layer, layers, ref, ref1, ref2, results, trans, w, y;
if (delta == null) {
delta = 0;
}
ref = [this.y(), this.w(), this.getVisibleLayers()], y = ref[0], w = ref[1], layers = ref[2];
results = [];
for (i = l = ref1 = layers.length - 1; ref1 <= 0 ? l <= 0 : l >= 0; i = ref1 <= 0 ? ++l : --l) {
if (!(layer = layers[i])) {
continue;
}
this.setStyles(layer);
this.ctx.beginPath();
ref2 = [this.options.windowSize, layer.values.length, this.inTransition()], i = ref2[0], k = ref2[1], trans = ref2[2];
firstX = null;
while ((--i >= -2) && (--k >= 0)) {
entry = layer.values[k];
args = [(i + 1) * w + delta, y(entry.y + entry.y0)];
if (trans) {
args[0] += w;
}
if (i === this.options.windowSize - 1) {
this.ctx.moveTo.apply(this.ctx, args);
} else {
this.ctx.lineTo.apply(this.ctx, args);
}
}
results.push(this.ctx.stroke());
}
return results;
};
Area.prototype.draw = function(delta) {
if (delta == null) {
delta = 0;
}
this.clear();
this._drawAreas(delta);
this._drawStrokes(delta);
return Area.__super__.draw.call(this);
};
return Area;
})(Epoch.Time.Stack);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Bar = (function(superClass) {
extend(Bar, superClass);
function Bar(options) {
var base;
this.options = options != null ? options : {};
if ((base = this.options).type == null) {
base.type = 'time.bar';
}
Bar.__super__.constructor.call(this, this.options);
this.draw();
}
Bar.prototype._offsetX = function() {
return 0.5 * this.w() / this.pixelRatio;
};
Bar.prototype.setStyles = function(className) {
var styles;
styles = this.getStyles("rect.bar." + (className.replace(/\s/g, '.')));
this.ctx.fillStyle = styles.fill;
if ((styles.stroke == null) || styles.stroke === 'none') {
this.ctx.strokeStyle = 'transparent';
} else {
this.ctx.strokeStyle = styles.stroke;
}
if (styles['stroke-width'] != null) {
return this.ctx.lineWidth = styles['stroke-width'].replace('px', '');
}
};
Bar.prototype.draw = function(delta) {
var args, entry, ex, ey, ey0, i, iBoundry, j, k, layer, len, ref, ref1, ref2, ref3, trans, w, y;
if (delta == null) {
delta = 0;
}
this.clear();
ref = [this.y(), this.w()], y = ref[0], w = ref[1];
ref1 = this.getVisibleLayers();
for (j = 0, len = ref1.length; j < len; j++) {
layer = ref1[j];
if (!Epoch.isNonEmptyArray(layer.values)) {
continue;
}
this.setStyles(layer.className);
ref2 = [this.options.windowSize, layer.values.length, this.inTransition()], i = ref2[0], k = ref2[1], trans = ref2[2];
iBoundry = trans ? -1 : 0;
while ((--i >= iBoundry) && (--k >= 0)) {
entry = layer.values[k];
ref3 = [i * w + delta, entry.y, entry.y0], ex = ref3[0], ey = ref3[1], ey0 = ref3[2];
if (trans) {
ex += w;
}
args = [ex + 1, y(ey + ey0), w - 2, this.innerHeight() - y(ey) + 0.5 * this.pixelRatio];
this.ctx.fillRect.apply(this.ctx, args);
this.ctx.strokeRect.apply(this.ctx, args);
}
}
return Bar.__super__.draw.call(this);
};
return Bar;
})(Epoch.Time.Stack);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Gauge = (function(superClass) {
var defaults, optionListeners;
extend(Gauge, superClass);
defaults = {
type: 'time.gauge',
domain: [0, 1],
ticks: 10,
tickSize: 5,
tickOffset: 5,
fps: 34,
format: Epoch.Formats.percent
};
optionListeners = {
'option:domain': 'domainChanged',
'option:ticks': 'ticksChanged',
'option:tickSize': 'tickSizeChanged',
'option:tickOffset': 'tickOffsetChanged',
'option:format': 'formatChanged'
};
function Gauge(options) {
this.options = options != null ? options : {};
Gauge.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this.value = this.options.value || 0;
if (this.options.model) {
this.options.model.on('data:push', (function(_this) {
return function() {
return _this.pushFromModel();
};
})(this));
}
if (this.el.style('position') !== 'absolute' && this.el.style('position') !== 'relative') {
this.el.style('position', 'relative');
}
this.svg = this.el.insert('svg', ':first-child').attr('width', this.width).attr('height', this.height).attr('class', 'gauge-labels');
this.svg.style({
'position': 'absolute',
'z-index': '1'
});
this.svg.append('g').attr('transform', "translate(" + (this.textX()) + ", " + (this.textY()) + ")").append('text').attr('class', 'value').text(this.options.format(this.value));
this.animation = {
interval: null,
active: false,
delta: 0,
target: 0
};
this._animate = (function(_this) {
return function() {
if (Math.abs(_this.animation.target - _this.value) < Math.abs(_this.animation.delta)) {
_this.value = _this.animation.target;
clearInterval(_this.animation.interval);
_this.animation.active = false;
} else {
_this.value += _this.animation.delta;
}
_this.svg.select('text.value').text(_this.options.format(_this.value));
return _this.draw();
};
})(this);
this.onAll(optionListeners);
this.draw();
}
Gauge.prototype.update = function(value) {
this.animation.target = value;
this.animation.delta = (value - this.value) / this.options.fps;
if (!this.animation.active) {
this.animation.interval = setInterval(this._animate, 1000 / this.options.fps);
return this.animation.active = true;
}
};
Gauge.prototype.push = function(value) {
return this.update(value);
};
Gauge.prototype.pushFromModel = function() {
var next;
next = this.options.model.getNext(this.options.type, this.options.dataFormat);
return this.update(next);
};
Gauge.prototype.radius = function() {
return this.getHeight() / 1.58;
};
Gauge.prototype.centerX = function() {
return this.getWidth() / 2;
};
Gauge.prototype.centerY = function() {
return 0.68 * this.getHeight();
};
Gauge.prototype.textX = function() {
return this.width / 2;
};
Gauge.prototype.textY = function() {
return 0.48 * this.height;
};
Gauge.prototype.getAngle = function(value) {
var a, b, ref;
ref = this.options.domain, a = ref[0], b = ref[1];
return ((value - a) / (b - a)) * (Math.PI + 2 * Math.PI / 8) - Math.PI / 2 - Math.PI / 8;
};
Gauge.prototype.setStyles = function(selector) {
var styles;
styles = this.getStyles(selector);
this.ctx.fillStyle = styles.fill;
this.ctx.strokeStyle = styles.stroke;
if (styles['stroke-width'] != null) {
return this.ctx.lineWidth = styles['stroke-width'].replace('px', '');
}
};
Gauge.prototype.draw = function() {
var a, c, cx, cy, i, j, r, ref, ref1, ref2, ref3, s, t, tickOffset, tickSize, x1, x2, y1, y2;
ref = [this.centerX(), this.centerY(), this.radius()], cx = ref[0], cy = ref[1], r = ref[2];
ref1 = [this.options.tickOffset, this.options.tickSize], tickOffset = ref1[0], tickSize = ref1[1];
this.clear();
t = d3.scale.linear().domain([0, this.options.ticks]).range([-(9 / 8) * Math.PI, Math.PI / 8]);
this.setStyles('.epoch .gauge .tick');
this.ctx.beginPath();
for (i = j = 0, ref2 = this.options.ticks; 0 <= ref2 ? j <= ref2 : j >= ref2; i = 0 <= ref2 ? ++j : --j) {
a = t(i);
ref3 = [Math.cos(a), Math.sin(a)], c = ref3[0], s = ref3[1];
x1 = c * (r - tickOffset) + cx;
y1 = s * (r - tickOffset) + cy;
x2 = c * (r - tickOffset - tickSize) + cx;
y2 = s * (r - tickOffset - tickSize) + cy;
this.ctx.moveTo(x1, y1);
this.ctx.lineTo(x2, y2);
}
this.ctx.stroke();
this.setStyles('.epoch .gauge .arc.outer');
this.ctx.beginPath();
this.ctx.arc(cx, cy, r, -(9 / 8) * Math.PI, (1 / 8) * Math.PI, false);
this.ctx.stroke();
this.setStyles('.epoch .gauge .arc.inner');
this.ctx.beginPath();
this.ctx.arc(cx, cy, r - 10, -(9 / 8) * Math.PI, (1 / 8) * Math.PI, false);
this.ctx.stroke();
this.drawNeedle();
return Gauge.__super__.draw.call(this);
};
Gauge.prototype.drawNeedle = function() {
var cx, cy, r, ratio, ref;
ref = [this.centerX(), this.centerY(), this.radius()], cx = ref[0], cy = ref[1], r = ref[2];
ratio = this.value / this.options.domain[1];
this.setStyles('.epoch .gauge .needle');
this.ctx.beginPath();
this.ctx.save();
this.ctx.translate(cx, cy);
this.ctx.rotate(this.getAngle(this.value));
this.ctx.moveTo(4 * this.pixelRatio, 0);
this.ctx.lineTo(-4 * this.pixelRatio, 0);
this.ctx.lineTo(-1 * this.pixelRatio, 19 - r);
this.ctx.lineTo(1, 19 - r);
this.ctx.fill();
this.setStyles('.epoch .gauge .needle-base');
this.ctx.beginPath();
this.ctx.arc(0, 0, this.getWidth() / 25, 0, 2 * Math.PI);
this.ctx.fill();
return this.ctx.restore();
};
Gauge.prototype.domainChanged = function() {
return this.draw();
};
Gauge.prototype.ticksChanged = function() {
return this.draw();
};
Gauge.prototype.tickSizeChanged = function() {
return this.draw();
};
Gauge.prototype.tickOffsetChanged = function() {
return this.draw();
};
Gauge.prototype.formatChanged = function() {
return this.svg.select('text.value').text(this.options.format(this.value));
};
return Gauge;
})(Epoch.Chart.Canvas);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Heatmap = (function(superClass) {
var colorFunctions, defaults, optionListeners;
extend(Heatmap, superClass);
defaults = {
type: 'time.heatmap',
buckets: 10,
bucketRange: [0, 100],
opacity: 'linear',
bucketPadding: 2,
paintZeroValues: false,
cutOutliers: false
};
colorFunctions = {
root: function(value, max) {
return Math.pow(value / max, 0.5);
},
linear: function(value, max) {
return value / max;
},
quadratic: function(value, max) {
return Math.pow(value / max, 2);
},
cubic: function(value, max) {
return Math.pow(value / max, 3);
},
quartic: function(value, max) {
return Math.pow(value / max, 4);
},
quintic: function(value, max) {
return Math.pow(value / max, 5);
}
};
optionListeners = {
'option:buckets': 'bucketsChanged',
'option:bucketRange': 'bucketRangeChanged',
'option:opacity': 'opacityChanged',
'option:bucketPadding': 'bucketPaddingChanged',
'option:paintZeroValues': 'paintZeroValuesChanged',
'option:cutOutliers': 'cutOutliersChanged'
};
function Heatmap(options) {
this.options = options != null ? options : {};
Heatmap.__super__.constructor.call(this, this.options = Epoch.Util.defaults(this.options, defaults));
this._setOpacityFunction();
this._setupPaintCanvas();
this.onAll(optionListeners);
this.draw();
}
Heatmap.prototype._setOpacityFunction = function() {
if (Epoch.isString(this.options.opacity)) {
this._opacityFn = colorFunctions[this.options.opacity];
if (this._opacityFn == null) {
return Epoch.exception("Unknown coloring function provided '" + this.options.opacity + "'");
}
} else if (Epoch.isFunction(this.options.opacity)) {
return this._opacityFn = this.options.opacity;
} else {
return Epoch.exception("Unknown type for provided coloring function.");
}
};
Heatmap.prototype.setData = function(data) {
var k, layer, len, ref, results;
Heatmap.__super__.setData.call(this, data);
ref = this.data;
results = [];
for (k = 0, len = ref.length; k < len; k++) {
layer = ref[k];
results.push(layer.values = layer.values.map((function(_this) {
return function(entry) {
return _this._prepareEntry(entry);
};
})(this)));
}
return results;
};
Heatmap.prototype._getBuckets = function(entry) {
var bucketSize, count, i, index, k, prepared, ref, ref1, value;
prepared = {
time: entry.time,
max: 0,
buckets: (function() {
var k, ref, results;
results = [];
for (i = k = 0, ref = this.options.buckets; 0 <= ref ? k < ref : k > ref; i = 0 <= ref ? ++k : --k) {
results.push(0);
}
return results;
}).call(this)
};
bucketSize = (this.options.bucketRange[1] - this.options.bucketRange[0]) / this.options.buckets;
ref = entry.histogram;
for (value in ref) {
if (!hasProp.call(ref, value)) continue;
count = ref[value];
index = parseInt((value - this.options.bucketRange[0]) / bucketSize);
if (this.options.cutOutliers && ((index < 0) || (index >= this.options.buckets))) {
continue;
}
if (index < 0) {
index = 0;
} else if (index >= this.options.buckets) {
index = this.options.buckets - 1;
}
prepared.buckets[index] += parseInt(count);
}
for (i = k = 0, ref1 = prepared.buckets.length; 0 <= ref1 ? k < ref1 : k > ref1; i = 0 <= ref1 ? ++k : --k) {
prepared.max = Math.max(prepared.max, prepared.buckets[i]);
}
return prepared;
};
Heatmap.prototype.y = function() {
return d3.scale.linear().domain(this.options.bucketRange).range([this.innerHeight(), 0]);
};
Heatmap.prototype.ySvg = function() {
return d3.scale.linear().domain(this.options.bucketRange).range([this.innerHeight() / this.pixelRatio, 0]);
};
Heatmap.prototype.h = function() {
return this.innerHeight() / this.options.buckets;
};
Heatmap.prototype._offsetX = function() {
return 0.5 * this.w() / this.pixelRatio;
};
Heatmap.prototype._setupPaintCanvas = function() {
this.paintWidth = (this.options.windowSize + 1) * this.w();
this.paintHeight = this.height * this.pixelRatio;
this.paint = document.createElement('CANVAS');
this.paint.width = this.paintWidth;
this.paint.height = this.paintHeight;
this.p = Epoch.Util.getContext(this.paint);
this.redraw();
this.on('after:shift', '_paintEntry');
this.on('transition:end', '_shiftPaintCanvas');
return this.on('transition:end', (function(_this) {
return function() {
return _this.draw(_this.animation.frame * _this.animation.delta());
};
})(this));
};
Heatmap.prototype.redraw = function() {
var drawColumn, entryIndex;
if (!(Epoch.isNonEmptyArray(this.data) && Epoch.isNonEmptyArray(this.data[0].values))) {
return;
}
entryIndex = this.data[0].values.length;
drawColumn = this.options.windowSize;
if (this.inTransition()) {
drawColumn++;
}
while ((--entryIndex >= 0) && (--drawColumn >= 0)) {
this._paintEntry(entryIndex, drawColumn);
}
return this.draw(this.animation.frame * this.animation.delta());
};
Heatmap.prototype._computeColor = function(value, max, color) {
return Epoch.Util.toRGBA(color, this._opacityFn(value, max));
};
Heatmap.prototype._paintEntry = function(entryIndex, drawColumn) {
var bucket, bucketTotals, color, count, entries, entry, h, i, j, k, layer, len, len1, m, max, maxTotal, ref, ref1, ref2, results, styles, sum, w, xPos;
if (entryIndex == null) {
entryIndex = null;
}
if (drawColumn == null) {
drawColumn = null;
}
ref = [this.w(), this.h()], w = ref[0], h = ref[1];
if (entryIndex == null) {
entryIndex = this.data[0].values.length - 1;
}
if (drawColumn == null) {
drawColumn = this.options.windowSize;
}
entries = [];
bucketTotals = (function() {
var k, ref1, results;
results = [];
for (i = k = 0, ref1 = this.options.buckets; 0 <= ref1 ? k < ref1 : k > ref1; i = 0 <= ref1 ? ++k : --k) {
results.push(0);
}
return results;
}).call(this);
maxTotal = 0;
ref1 = this.getVisibleLayers();
for (k = 0, len = ref1.length; k < len; k++) {
layer = ref1[k];
entry = this._getBuckets(layer.values[entryIndex]);
ref2 = entry.buckets;
for (bucket in ref2) {
if (!hasProp.call(ref2, bucket)) continue;
count = ref2[bucket];
bucketTotals[bucket] += count;
}
maxTotal += entry.max;
styles = this.getStyles("." + (layer.className.split(' ').join('.')) + " rect.bucket");
entry.color = styles.fill;
entries.push(entry);
}
xPos = drawColumn * w;
this.p.clearRect(xPos, 0, w, this.paintHeight);
j = this.options.buckets;
results = [];
for (bucket in bucketTotals) {
if (!hasProp.call(bucketTotals, bucket)) continue;
sum = bucketTotals[bucket];
color = this._avgLab(entries, bucket);
max = 0;
for (m = 0, len1 = entries.length; m < len1; m++) {
entry = entries[m];
max += (entry.buckets[bucket] / sum) * maxTotal;
}
if (sum > 0 || this.options.paintZeroValues) {
this.p.fillStyle = this._computeColor(sum, max, color);
this.p.fillRect(xPos, (j - 1) * h, w - this.options.bucketPadding, h - this.options.bucketPadding);
}
results.push(j--);
}
return results;
};
Heatmap.prototype._shiftPaintCanvas = function() {
var data;
data = this.p.getImageData(this.w(), 0, this.paintWidth - this.w(), this.paintHeight);
return this.p.putImageData(data, 0, 0);
};
Heatmap.prototype._avgLab = function(entries, bucket) {
var a, b, color, entry, i, k, l, len, ratio, ref, total, value;
ref = [0, 0, 0, 0], l = ref[0], a = ref[1], b = ref[2], total = ref[3];
for (k = 0, len = entries.length; k < len; k++) {
entry = entries[k];
if (entry.buckets[bucket] == null) {
continue;
}
total += entry.buckets[bucket];
}
for (i in entries) {
if (!hasProp.call(entries, i)) continue;
entry = entries[i];
if (entry.buckets[bucket] != null) {
value = entry.buckets[bucket] | 0;
} else {
value = 0;
}
ratio = value / total;
color = d3.lab(entry.color);
l += ratio * color.l;
a += ratio * color.a;
b += ratio * color.b;
}
return d3.lab(l, a, b).toString();
};
Heatmap.prototype.draw = function(delta) {
if (delta == null) {
delta = 0;
}
this.clear();
this.ctx.drawImage(this.paint, delta, 0);
return Heatmap.__super__.draw.call(this);
};
Heatmap.prototype.bucketsChanged = function() {
return this.redraw();
};
Heatmap.prototype.bucketRangeChanged = function() {
this._transitionRangeAxes();
return this.redraw();
};
Heatmap.prototype.opacityChanged = function() {
this._setOpacityFunction();
return this.redraw();
};
Heatmap.prototype.bucketPaddingChanged = function() {
return this.redraw();
};
Heatmap.prototype.paintZeroValuesChanged = function() {
return this.redraw();
};
Heatmap.prototype.cutOutliersChanged = function() {
return this.redraw();
};
Heatmap.prototype.layerChanged = function() {
return this.redraw();
};
return Heatmap;
})(Epoch.Time.Plot);
var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Epoch.Time.Line = (function(superClass) {
extend(Line, superClass);
function Line(options) {
var base;
this.options = options != null ? options : {};
if ((base = this.options).type == null) {
base.type = 'time.line';
}
Line.__super__.constructor.call(this, this.options);
this.draw();
}
Line.prototype.setStyles = function(className) {
var styles;
styles = this.getStyles("g." + (className.replace(/\s/g, '.')) + " path.line");
this.ctx.fillStyle = styles.fill;
this.ctx.strokeStyle = styles.stroke;
return this.ctx.lineWidth = this.pixelRatio * styles['stroke-width'].replace('px', '');
};
Line.prototype.draw = function(delta) {
var args, entry, i, j, k, layer, len, ref, ref1, trans, w, y;
if (delta == null) {
delta = 0;
}
this.clear();
w = this.w();
ref = this.getVisibleLayers();
for (j = 0, len = ref.length; j < len; j++) {
layer = ref[j];
if (!Epoch.isNonEmptyArray(layer.values)) {
continue;
}
this.setStyles(layer.className);
this.ctx.beginPath();
y = this.y(layer.range);
ref1 = [this.options.windowSize, layer.values.length, this.inTransition()], i = ref1[0], k = ref1[1], trans = ref1[2];
while ((--i >= -2) && (--k >= 0)) {
entry = layer.values[k];
args = [(i + 1) * w + delta, y(entry.y)];
if (trans) {
args[0] += w;
}
if (i === this.options.windowSize - 1) {
this.ctx.moveTo.apply(this.ctx, args);
} else {
this.ctx.lineTo.apply(this.ctx, args);
}
}
this.ctx.stroke();
}
return Line.__super__.draw.call(this);
};
return Line;
})(Epoch.Time.Plot);
Epoch._typeMap = {
'area': Epoch.Chart.Area,
'bar': Epoch.Chart.Bar,
'line': Epoch.Chart.Line,
'pie': Epoch.Chart.Pie,
'scatter': Epoch.Chart.Scatter,
'histogram': Epoch.Chart.Histogram,
'time.area': Epoch.Time.Area,
'time.bar': Epoch.Time.Bar,
'time.line': Epoch.Time.Line,
'time.gauge': Epoch.Time.Gauge,
'time.heatmap': Epoch.Time.Heatmap
};
var jQueryModule;
jQueryModule = function($) {
var DATA_NAME;
DATA_NAME = 'epoch-chart';
return $.fn.epoch = function(options) {
var chart, klass;
options.el = this.get(0);
if ((chart = this.data(DATA_NAME)) == null) {
klass = Epoch._typeMap[options.type];
if (klass == null) {
Epoch.exception("Unknown chart type '" + options.type + "'");
}
this.data(DATA_NAME, (chart = new klass(options)));
}
return chart;
};
};
if (window.jQuery != null) {
jQueryModule(jQuery);
}
var MooToolsModule;
MooToolsModule = function() {
var DATA_NAME;
DATA_NAME = 'epoch-chart';
return Element.implement('epoch', function(options) {
var chart, klass, self;
self = $$(this);
if ((chart = self.retrieve(DATA_NAME)[0]) == null) {
options.el = this;
klass = Epoch._typeMap[options.type];
if (klass == null) {
Epoch.exception("Unknown chart type '" + options.type + "'");
}
self.store(DATA_NAME, (chart = new klass(options)));
}
return chart;
});
};
if (window.MooTools != null) {
MooToolsModule();
}
var zeptoModule;
zeptoModule = function($) {
var DATA_NAME, chartId, chartMap, next_cid;
DATA_NAME = 'epoch-chart';
chartMap = {};
chartId = 0;
next_cid = function() {
return DATA_NAME + "-" + (++chartId);
};
return $.extend($.fn, {
epoch: function(options) {
var chart, cid, klass;
if ((cid = this.data(DATA_NAME)) != null) {
return chartMap[cid];
}
options.el = this.get(0);
klass = Epoch._typeMap[options.type];
if (klass == null) {
Epoch.exception("Unknown chart type '" + options.type + "'");
}
this.data(DATA_NAME, (cid = next_cid()));
chart = new klass(options);
chartMap[cid] = chart;
return chart;
}
});
};
if (window.Zepto != null) {
zeptoModule(Zepto);
}