*/
// For "production" code, this gets set to false by uglifyjs.
-if (typeof(DEBUG) === 'undefined') DEBUG=true;
+// if (typeof(DEBUG) === 'undefined') DEBUG=true;
+var DEBUG = true;
+
+import DygraphLayout from './dygraph-layout';
+import DygraphCanvasRenderer from './dygraph-canvas';
+import DygraphOptions from './dygraph-options';
+import DygraphInteraction from './dygraph-interaction-model';
+import * as DygraphTickers from './dygraph-tickers';
+import * as utils from './dygraph-utils';
+import DEFAULT_ATTRS from './dygraph-default-attrs';
+import DygraphDataHandler from './datahandler/datahandler';
+import DefaultHandler from './datahandler/default';
+
+import AnnotationsPlugin from './plugins/annotations';
+import AxesPlugin from './plugins/axes';
+import ChartLabelsPlugin from './plugins/chart-labels';
+import GridPlugin from './plugins/grid';
+import LegendPlugin from './plugins/legend';
+import RangeSelectorPlugin from './plugins/range-selector';
-var Dygraph = (function() {
/*global DygraphLayout:false, DygraphCanvasRenderer:false, DygraphOptions:false, G_vmlCanvasManager:false,ActiveXObject:false */
"use strict";
Dygraph.ANIMATION_STEPS = 12;
Dygraph.ANIMATION_DURATION = 200;
-// Label constants for the labelsKMB and labelsKMG2 options.
-// (i.e. '100000' -> '100K')
-Dygraph.KMB_LABELS = [ 'K', 'M', 'B', 'T', 'Q' ];
-Dygraph.KMG2_BIG_LABELS = [ 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y' ];
-Dygraph.KMG2_SMALL_LABELS = [ 'm', 'u', 'n', 'p', 'f', 'a', 'z', 'y' ];
-
-// These are defined before DEFAULT_ATTRS so that it can refer to them.
-/**
- * @private
- * Return a string version of a number. This respects the digitsAfterDecimal
- * and maxNumberWidth options.
- * @param {number} x The number to be formatted
- * @param {Dygraph} opts An options view
- */
-Dygraph.numberValueFormatter = function(x, opts) {
- var sigFigs = opts('sigFigs');
-
- if (sigFigs !== null) {
- // User has opted for a fixed number of significant figures.
- return Dygraph.floatFormat(x, sigFigs);
- }
-
- var digits = opts('digitsAfterDecimal');
- var maxNumberWidth = opts('maxNumberWidth');
-
- var kmb = opts('labelsKMB');
- var kmg2 = opts('labelsKMG2');
-
- var label;
-
- // switch to scientific notation if we underflow or overflow fixed display.
- if (x !== 0.0 &&
- (Math.abs(x) >= Math.pow(10, maxNumberWidth) ||
- Math.abs(x) < Math.pow(10, -digits))) {
- label = x.toExponential(digits);
- } else {
- label = '' + Dygraph.round_(x, digits);
- }
-
- if (kmb || kmg2) {
- var k;
- var k_labels = [];
- var m_labels = [];
- if (kmb) {
- k = 1000;
- k_labels = Dygraph.KMB_LABELS;
- }
- if (kmg2) {
- if (kmb) console.warn("Setting both labelsKMB and labelsKMG2. Pick one!");
- k = 1024;
- k_labels = Dygraph.KMG2_BIG_LABELS;
- m_labels = Dygraph.KMG2_SMALL_LABELS;
- }
-
- var absx = Math.abs(x);
- var n = Dygraph.pow(k, k_labels.length);
- for (var j = k_labels.length - 1; j >= 0; j--, n /= k) {
- if (absx >= n) {
- label = Dygraph.round_(x / n, digits) + k_labels[j];
- break;
- }
- }
- if (kmg2) {
- // TODO(danvk): clean up this logic. Why so different than kmb?
- var x_parts = String(x.toExponential()).split('e-');
- if (x_parts.length === 2 && x_parts[1] >= 3 && x_parts[1] <= 24) {
- if (x_parts[1] % 3 > 0) {
- label = Dygraph.round_(x_parts[0] /
- Dygraph.pow(10, (x_parts[1] % 3)),
- digits);
- } else {
- label = Number(x_parts[0]).toFixed(2);
- }
- label += m_labels[Math.floor(x_parts[1] / 3) - 1];
- }
- }
- }
-
- return label;
-};
-
-/**
- * variant for use as an axisLabelFormatter.
- * @private
- */
-Dygraph.numberAxisLabelFormatter = function(x, granularity, opts) {
- return Dygraph.numberValueFormatter.call(this, x, opts);
-};
-
-/**
- * @type {!Array.<string>}
- * @private
- * @constant
- */
-Dygraph.SHORT_MONTH_NAMES_ = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
-
-
-/**
- * Convert a JS date to a string appropriate to display on an axis that
- * is displaying values at the stated granularity. This respects the
- * labelsUTC option.
- * @param {Date} date The date to format
- * @param {number} granularity One of the Dygraph granularity constants
- * @param {Dygraph} opts An options view
- * @return {string} The date formatted as local time
- * @private
- */
-Dygraph.dateAxisLabelFormatter = function(date, granularity, opts) {
- var utc = opts('labelsUTC');
- var accessors = utc ? Dygraph.DateAccessorsUTC : Dygraph.DateAccessorsLocal;
-
- var year = accessors.getFullYear(date),
- month = accessors.getMonth(date),
- day = accessors.getDate(date),
- hours = accessors.getHours(date),
- mins = accessors.getMinutes(date),
- secs = accessors.getSeconds(date),
- millis = accessors.getSeconds(date);
-
- if (granularity >= Dygraph.DECADAL) {
- return '' + year;
- } else if (granularity >= Dygraph.MONTHLY) {
- return Dygraph.SHORT_MONTH_NAMES_[month] + ' ' + year;
- } else {
- var frac = hours * 3600 + mins * 60 + secs + 1e-3 * millis;
- if (frac === 0 || granularity >= Dygraph.DAILY) {
- // e.g. '21 Jan' (%d%b)
- return Dygraph.zeropad(day) + ' ' + Dygraph.SHORT_MONTH_NAMES_[month];
- } else {
- return Dygraph.hmsString_(hours, mins, secs);
- }
- }
-};
-// alias in case anyone is referencing the old method.
-Dygraph.dateAxisFormatter = Dygraph.dateAxisLabelFormatter;
-
-/**
- * Return a string version of a JS date for a value label. This respects the
- * labelsUTC option.
- * @param {Date} date The date to be formatted
- * @param {Dygraph} opts An options view
- * @private
- */
-Dygraph.dateValueFormatter = function(d, opts) {
- return Dygraph.dateString_(d, opts('labelsUTC'));
-};
-
/**
* Standard plotters. These may be used by clients.
* Available plotters are:
Dygraph.Plotters = DygraphCanvasRenderer._Plotters;
-// Default attribute values.
-Dygraph.DEFAULT_ATTRS = {
- highlightCircleSize: 3,
- highlightSeriesOpts: null,
- highlightSeriesBackgroundAlpha: 0.5,
-
- labelsDivWidth: 250,
- labelsDivStyles: {
- // TODO(danvk): move defaults from createStatusMessage_ here.
- },
- labelsSeparateLines: false,
- labelsShowZeroValues: true,
- labelsKMB: false,
- labelsKMG2: false,
- showLabelsOnHighlight: true,
-
- digitsAfterDecimal: 2,
- maxNumberWidth: 6,
- sigFigs: null,
-
- strokeWidth: 1.0,
- strokeBorderWidth: 0,
- strokeBorderColor: "white",
-
- axisTickSize: 3,
- axisLabelFontSize: 14,
- rightGap: 5,
-
- showRoller: false,
- xValueParser: Dygraph.dateParser,
-
- delimiter: ',',
-
- sigma: 2.0,
- errorBars: false,
- fractions: false,
- wilsonInterval: true, // only relevant if fractions is true
- customBars: false,
- fillGraph: false,
- fillAlpha: 0.15,
- connectSeparatedPoints: false,
-
- stackedGraph: false,
- stackedGraphNaNFill: 'all',
- hideOverlayOnMouseOut: true,
-
- legend: 'onmouseover',
- stepPlot: false,
- avoidMinZero: false,
- xRangePad: 0,
- yRangePad: null,
- drawAxesAtZero: false,
-
- // Sizes of the various chart labels.
- titleHeight: 28,
- xLabelHeight: 18,
- yLabelWidth: 18,
-
- axisLineColor: "black",
- axisLineWidth: 0.3,
- gridLineWidth: 0.3,
- axisLabelColor: "black",
- axisLabelWidth: 50,
- gridLineColor: "rgb(128,128,128)",
-
- interactionModel: null, // will be set to Dygraph.Interaction.defaultModel
- animatedZooms: false, // (for now)
-
- // Range selector options
- showRangeSelector: false,
- rangeSelectorHeight: 40,
- rangeSelectorPlotStrokeColor: "#808FAB",
- rangeSelectorPlotFillGradientColor: "white",
- rangeSelectorPlotFillColor: "#A7B1C4",
- rangeSelectorBackgroundStrokeColor: "gray",
- rangeSelectorBackgroundLineWidth: 1,
- rangeSelectorPlotLineWidth:1.5,
- rangeSelectorForegroundStrokeColor: "black",
- rangeSelectorForegroundLineWidth: 1,
- rangeSelectorAlpha: 0.6,
- showInRangeSelector: null,
-
- // The ordering here ensures that central lines always appear above any
- // fill bars/error bars.
- plotter: [
- Dygraph.Plotters.fillPlotter,
- Dygraph.Plotters.errorPlotter,
- Dygraph.Plotters.linePlotter
- ],
-
- plugins: [ ],
-
- // per-axis options
- axes: {
- x: {
- pixelsPerLabel: 70,
- axisLabelWidth: 60,
- axisLabelFormatter: Dygraph.dateAxisLabelFormatter,
- valueFormatter: Dygraph.dateValueFormatter,
- drawGrid: true,
- drawAxis: true,
- independentTicks: true,
- ticker: null // will be set in dygraph-tickers.js
- },
- y: {
- axisLabelWidth: 50,
- pixelsPerLabel: 30,
- valueFormatter: Dygraph.numberValueFormatter,
- axisLabelFormatter: Dygraph.numberAxisLabelFormatter,
- drawGrid: true,
- drawAxis: true,
- independentTicks: true,
- ticker: null // will be set in dygraph-tickers.js
- },
- y2: {
- axisLabelWidth: 50,
- pixelsPerLabel: 30,
- valueFormatter: Dygraph.numberValueFormatter,
- axisLabelFormatter: Dygraph.numberAxisLabelFormatter,
- drawAxis: true, // only applies when there are two axes of data.
- drawGrid: false,
- independentTicks: false,
- ticker: null // will be set in dygraph-tickers.js
- }
- }
-};
-
-// Directions for panning and zooming. Use bit operations when combined
-// values are possible.
-Dygraph.HORIZONTAL = 1;
-Dygraph.VERTICAL = 2;
-
-// Installed plugins, in order of precedence (most-general to most-specific).
-// Plugins are installed after they are defined, in plugins/install.js.
-Dygraph.PLUGINS = [
-];
-
// Used for initializing annotation CSS rules only once.
Dygraph.addedAnnotationCSS = false;
// user_attrs_ and then computed attrs_. This way Dygraphs can set intelligent
// defaults without overriding behavior that the user specifically asks for.
this.user_attrs_ = {};
- Dygraph.update(this.user_attrs_, attrs);
+ utils.update(this.user_attrs_, attrs);
// This sequence ensures that Dygraph.DEFAULT_ATTRS is never modified.
this.attrs_ = {};
- Dygraph.updateDeep(this.attrs_, Dygraph.DEFAULT_ATTRS);
+ utils.updateDeep(this.attrs_, DEFAULT_ATTRS);
this.boundaryIds_ = [];
this.setIndexByName_ = {};
e.propagationStopped = true;
}
};
- Dygraph.update(e, extra_props);
+ utils.update(e, extra_props);
var callback_plugin_pairs = this.eventListeners_[name];
if (callback_plugin_pairs) {
* @return { ... } The value of the option.
*/
Dygraph.prototype.attr_ = function(name, seriesName) {
- if (DEBUG) {
- if (typeof(Dygraph.OPTIONS_REFERENCE) === 'undefined') {
- console.error('Must include options reference JS for testing');
- } else if (!Dygraph.OPTIONS_REFERENCE.hasOwnProperty(name)) {
- console.error('Dygraphs is using property ' + name + ', which has no ' +
- 'entry in the Dygraphs.OPTIONS_REFERENCE listing.');
- // Only log this error once.
- Dygraph.OPTIONS_REFERENCE[name] = true;
- }
- }
+ // if (DEBUG) {
+ // if (typeof(Dygraph.OPTIONS_REFERENCE) === 'undefined') {
+ // console.error('Must include options reference JS for testing');
+ // } else if (!Dygraph.OPTIONS_REFERENCE.hasOwnProperty(name)) {
+ // console.error('Dygraphs is using property ' + name + ', which has no ' +
+ // 'entry in the Dygraphs.OPTIONS_REFERENCE listing.');
+ // // Only log this error once.
+ // Dygraph.OPTIONS_REFERENCE[name] = true;
+ // }
+ // }
return seriesName ? this.attributes_.getForSeries(name, seriesName) : this.attributes_.get(name);
};
enclosing.appendChild(this.graphDiv);
// Create the canvas for interactive parts of the chart.
- this.canvas_ = Dygraph.createCanvas();
+ this.canvas_ = utils.createCanvas();
this.canvas_.style.position = "absolute";
// ... and for static parts of the chart.
this.hidden_ = this.createPlotKitCanvas_(this.canvas_);
- this.canvas_ctx_ = Dygraph.getContext(this.canvas_);
- this.hidden_ctx_ = Dygraph.getContext(this.hidden_);
+ this.canvas_ctx_ = utils.getContext(this.canvas_);
+ this.hidden_ctx_ = utils.getContext(this.hidden_);
this.resizeElements_();
// 2. e.relatedTarget is outside the chart
var target = e.target || e.fromElement;
var relatedTarget = e.relatedTarget || e.toElement;
- if (Dygraph.isNodeContainedBy(target, dygraph.graphDiv) &&
- !Dygraph.isNodeContainedBy(relatedTarget, dygraph.graphDiv)) {
+ if (utils.isNodeContainedBy(target, dygraph.graphDiv) &&
+ !utils.isNodeContainedBy(relatedTarget, dygraph.graphDiv)) {
dygraph.mouseOut_(e);
}
};
this.graphDiv.style.width = this.width_ + "px";
this.graphDiv.style.height = this.height_ + "px";
- var canvasScale = Dygraph.getContextPixelRatio(this.canvas_ctx_);
+ var canvasScale = utils.getContextPixelRatio(this.canvas_ctx_);
this.canvas_.width = this.width_ * canvasScale;
this.canvas_.height = this.height_ * canvasScale;
this.canvas_.style.width = this.width_ + "px"; // for IE
this.canvas_ctx_.scale(canvasScale, canvasScale);
}
- var hiddenScale = Dygraph.getContextPixelRatio(this.hidden_ctx_);
+ var hiddenScale = utils.getContextPixelRatio(this.hidden_ctx_);
this.hidden_.width = this.width_ * hiddenScale;
this.hidden_.height = this.height_ * hiddenScale;
this.hidden_.style.width = this.width_ + "px"; // for IE
* @private
*/
Dygraph.prototype.createPlotKitCanvas_ = function(canvas) {
- var h = Dygraph.createCanvas();
+ var h = utils.createCanvas();
h.style.position = "absolute";
// TODO(danvk): h should be offset from canvas. canvas needs to include
// some extra area to make it easier to zoom in on the far left and far
// We cover iframes during mouse interactions. See comments in
// dygraph-utils.js for more info on why this is a good idea.
- tarp: new Dygraph.IFrameTarp(),
+ tarp: new utils.IFrameTarp(),
// contextB is the same thing as this context object but renamed.
initializeMouseDown: function(event, g, contextB) {
event.cancelBubble = true;
}
- var canvasPos = Dygraph.findPos(g.canvas_);
+ var canvasPos = utils.findPos(g.canvas_);
contextB.px = canvasPos.x;
contextB.py = canvasPos.y;
- contextB.dragStartX = Dygraph.dragGetX_(event, contextB);
- contextB.dragStartY = Dygraph.dragGetY_(event, contextB);
+ contextB.dragStartX = utils.dragGetX_(event, contextB);
+ contextB.dragStartY = utils.dragGetY_(event, contextB);
contextB.cancelNextDblclick = false;
contextB.tarp.cover();
},
* dots.
*
* @param {number} direction the direction of the zoom rectangle. Acceptable
- * values are Dygraph.HORIZONTAL and Dygraph.VERTICAL.
+ * values are utils.HORIZONTAL and utils.VERTICAL.
* @param {number} startX The X position where the drag started, in canvas
* coordinates.
* @param {number} endX The current X position of the drag, in canvas coords.
var ctx = this.canvas_ctx_;
// Clean up from the previous rect if necessary
- if (prevDirection == Dygraph.HORIZONTAL) {
+ if (prevDirection == utils.HORIZONTAL) {
ctx.clearRect(Math.min(startX, prevEndX), this.layout_.getPlotArea().y,
Math.abs(startX - prevEndX), this.layout_.getPlotArea().h);
- } else if (prevDirection == Dygraph.VERTICAL) {
+ } else if (prevDirection == utils.VERTICAL) {
ctx.clearRect(this.layout_.getPlotArea().x, Math.min(startY, prevEndY),
this.layout_.getPlotArea().w, Math.abs(startY - prevEndY));
}
// Draw a light-grey rectangle to show the new viewing area
- if (direction == Dygraph.HORIZONTAL) {
+ if (direction == utils.HORIZONTAL) {
if (endX && startX) {
ctx.fillStyle = "rgba(128,128,128,0.33)";
ctx.fillRect(Math.min(startX, endX), this.layout_.getPlotArea().y,
Math.abs(endX - startX), this.layout_.getPlotArea().h);
}
- } else if (direction == Dygraph.VERTICAL) {
+ } else if (direction == utils.VERTICAL) {
if (endY && startY) {
ctx.fillStyle = "rgba(128,128,128,0.33)";
ctx.fillRect(this.layout_.getPlotArea().x, Math.min(startY, endY),
this.zoomed_x_ = false;
this.zoomed_y_ = false;
- var minDate = this.rawData_[0][0];
- var maxDate = this.rawData_[this.rawData_.length - 1][0];
+ //calculate extremes to avoid lack of padding on reset.
+ var extremes = this.xAxisExtremes();
+ var minDate = extremes[0],
+ maxDate = extremes[1];
- // With only one frame, don't bother calculating extreme ranges.
// TODO(danvk): merge this block w/ the code below.
if (!this.getBooleanOption("animatedZooms")) {
this.dateWindow_ = null;
}
var that = this;
- Dygraph.repeatAndCleanup(function(step) {
+ utils.repeatAndCleanup(function(step) {
if (valueRanges.length) {
for (var i = 0; i < that.axes_.length; i++) {
var w = valueRanges[step][i];
if (event.offsetX && event.offsetY) {
return [ event.offsetX, event.offsetY ];
} else {
- var eventElementPos = Dygraph.findPos(this.mouseEventElement_);
- var canvasx = Dygraph.pageX(event) - eventElementPos.x;
- var canvasy = Dygraph.pageY(event) - eventElementPos.y;
+ var eventElementPos = utils.findPos(this.mouseEventElement_);
+ var canvasx = utils.pageX(event) - eventElementPos.x;
+ var canvasy = utils.pageY(event) - eventElementPos.y;
return [canvasx, canvasy];
}
};
var len = points.length;
for (var j = 0; j < len; j++) {
var point = points[j];
- if (!Dygraph.isValidPoint(point, true)) continue;
+ if (!utils.isValidPoint(point, true)) continue;
var dist = Math.abs(point.canvasx - domX);
if (dist < minDistX) {
minDistX = dist;
that.clearSelection();
}
};
- Dygraph.repeatAndCleanup(
+ utils.repeatAndCleanup(
function(n) {
// ignore simultaneous animations
if (that.animateId != thisId) return;
ctx.save();
for (i = 0; i < this.selPoints_.length; i++) {
var pt = this.selPoints_[i];
- if (!Dygraph.isOK(pt.canvasy)) continue;
+ if (!utils.isOK(pt.canvasy)) continue;
var circleSize = this.getNumericOption('highlightCircleSize', pt.name);
var callback = this.getFunctionOption("drawHighlightPointCallback", pt.name);
var color = this.plotter_.colors[pt.name];
if (!callback) {
- callback = Dygraph.Circles.DEFAULT;
+ callback = utils.Circles.DEFAULT;
}
ctx.lineWidth = this.getNumericOption('strokeWidth', pt.name);
ctx.strokeStyle = color;
handlerClass = this.attr_('dataHandler');
} else if (this.fractions_) {
if (this.getBooleanOption('errorBars')) {
- handlerClass = Dygraph.DataHandlers.FractionsBarsHandler;
+ handlerClass = DygraphDataHandlers.FractionsBarsHandler;
} else {
- handlerClass = Dygraph.DataHandlers.DefaultFractionHandler;
+ handlerClass = DygraphDataHandlers.DefaultFractionHandler;
}
} else if (this.getBooleanOption('customBars')) {
- handlerClass = Dygraph.DataHandlers.CustomBarsHandler;
+ handlerClass = DygraphDataHandlers.CustomBarsHandler;
} else if (this.getBooleanOption('errorBars')) {
- handlerClass = Dygraph.DataHandlers.ErrorBarsHandler;
+ handlerClass = DygraphDataHandlers.ErrorBarsHandler;
} else {
- handlerClass = Dygraph.DataHandlers.DefaultHandler;
+ handlerClass = DefaultHandler;
}
return handlerClass;
};
for (axis = 0; axis < this.attributes_.numAxes(); axis++) {
// Add a new axis, making a copy of its per-axis options.
opts = { g : this };
- Dygraph.update(opts, this.attributes_.axisOptions(axis));
+ utils.update(opts, this.attributes_.axisOptions(axis));
this.axes_[axis] = opts;
}
Dygraph.prototype.setXAxisOptions_ = function(isDate) {
if (isDate) {
- this.attrs_.xValueParser = Dygraph.dateParser;
- this.attrs_.axes.x.valueFormatter = Dygraph.dateValueFormatter;
- this.attrs_.axes.x.ticker = Dygraph.dateTicker;
- this.attrs_.axes.x.axisLabelFormatter = Dygraph.dateAxisLabelFormatter;
+ this.attrs_.xValueParser = utils.dateParser;
+ this.attrs_.axes.x.valueFormatter = utils.dateValueFormatter;
+ this.attrs_.axes.x.ticker = DygraphTickers.dateTicker;
+ this.attrs_.axes.x.axisLabelFormatter = utils.dateAxisLabelFormatter;
} else {
/** @private (shut up, jsdoc!) */
this.attrs_.xValueParser = function(x) { return parseFloat(x); };
// TODO(danvk): use Dygraph.numberValueFormatter here?
/** @private (shut up, jsdoc!) */
this.attrs_.axes.x.valueFormatter = function(x) { return x; };
- this.attrs_.axes.x.ticker = Dygraph.numericTicks;
+ this.attrs_.axes.x.ticker = DygraphTickers.numericTicks;
this.attrs_.axes.x.axisLabelFormatter = this.attrs_.axes.x.valueFormatter;
}
};
*/
Dygraph.prototype.parseCSV_ = function(data) {
var ret = [];
- var line_delimiter = Dygraph.detectLineDelimiter(data);
+ var line_delimiter = utils.detectLineDelimiter(data);
var lines = data.split(line_delimiter || "\n");
var vals, j;
(1 + i) + " ('" + line + "') which is not of this form.");
fields[j] = [0, 0];
} else {
- fields[j] = [Dygraph.parseFloat_(vals[0], i, line),
- Dygraph.parseFloat_(vals[1], i, line)];
+ fields[j] = [utils.parseFloat_(vals[0], i, line),
+ utils.parseFloat_(vals[1], i, line)];
}
}
} else if (this.getBooleanOption("errorBars")) {
(inFields.length - 1) + "): '" + line + "'");
}
for (j = 1; j < inFields.length; j += 2) {
- fields[(j + 1) / 2] = [Dygraph.parseFloat_(inFields[j], i, line),
- Dygraph.parseFloat_(inFields[j + 1], i, line)];
+ fields[(j + 1) / 2] = [utils.parseFloat_(inFields[j], i, line),
+ utils.parseFloat_(inFields[j + 1], i, line)];
}
} else if (this.getBooleanOption("customBars")) {
// Bars are a low;center;high tuple
} else {
vals = val.split(";");
if (vals.length == 3) {
- fields[j] = [ Dygraph.parseFloat_(vals[0], i, line),
- Dygraph.parseFloat_(vals[1], i, line),
- Dygraph.parseFloat_(vals[2], i, line) ];
+ fields[j] = [ utils.parseFloat_(vals[0], i, line),
+ utils.parseFloat_(vals[1], i, line),
+ utils.parseFloat_(vals[2], i, line) ];
} else {
console.warn('When using customBars, values must be either blank ' +
'or "low;center;high" tuples (got "' + val +
} else {
// Values are just numbers
for (j = 1; j < inFields.length; j++) {
- fields[j] = Dygraph.parseFloat_(inFields[j], i, line);
+ fields[j] = utils.parseFloat_(inFields[j], i, line);
}
}
if (ret.length > 0 && fields[0] < ret[ret.length - 1][0]) {
}
}
- if (Dygraph.isDateLike(data[0][0])) {
+ if (utils.isDateLike(data[0][0])) {
// Some intelligent defaults for a date x-axis.
- this.attrs_.axes.x.valueFormatter = Dygraph.dateValueFormatter;
- this.attrs_.axes.x.ticker = Dygraph.dateTicker;
- this.attrs_.axes.x.axisLabelFormatter = Dygraph.dateAxisLabelFormatter;
+ this.attrs_.axes.x.valueFormatter = utils.dateValueFormatter;
+ this.attrs_.axes.x.ticker = DygraphTickers.dateTicker;
+ this.attrs_.axes.x.axisLabelFormatter = utils.dateAxisLabelFormatter;
// Assume they're all dates.
- var parsedData = Dygraph.clone(data);
+ var parsedData = utils.clone(data);
for (i = 0; i < data.length; i++) {
if (parsedData[i].length === 0) {
console.error("Row " + (1 + i) + " of data is empty");
// Some intelligent defaults for a numeric x-axis.
/** @private (shut up, jsdoc!) */
this.attrs_.axes.x.valueFormatter = function(x) { return x; };
- this.attrs_.axes.x.ticker = Dygraph.numericTicks;
- this.attrs_.axes.x.axisLabelFormatter = Dygraph.numberAxisLabelFormatter;
+ this.attrs_.axes.x.ticker = DygraphTickers.numericTicks;
+ this.attrs_.axes.x.axisLabelFormatter = utils.numberAxisLabelFormatter;
return data;
}
};
var indepType = data.getColumnType(0);
if (indepType == 'date' || indepType == 'datetime') {
- this.attrs_.xValueParser = Dygraph.dateParser;
- this.attrs_.axes.x.valueFormatter = Dygraph.dateValueFormatter;
- this.attrs_.axes.x.ticker = Dygraph.dateTicker;
- this.attrs_.axes.x.axisLabelFormatter = Dygraph.dateAxisLabelFormatter;
+ this.attrs_.xValueParser = utils.dateParser;
+ this.attrs_.axes.x.valueFormatter = utils.dateValueFormatter;
+ this.attrs_.axes.x.ticker = DygraphTickers.dateTicker;
+ this.attrs_.axes.x.axisLabelFormatter = utils.dateAxisLabelFormatter;
} else if (indepType == 'number') {
this.attrs_.xValueParser = function(x) { return parseFloat(x); };
this.attrs_.axes.x.valueFormatter = function(x) { return x; };
- this.attrs_.axes.x.ticker = Dygraph.numericTicks;
+ this.attrs_.axes.x.ticker = DygraphTickers.numericTicks;
this.attrs_.axes.x.axisLabelFormatter = this.attrs_.axes.x.valueFormatter;
} else {
throw new Error(
data = data();
}
- if (Dygraph.isArrayLike(data)) {
+ if (utils.isArrayLike(data)) {
this.rawData_ = this.parseArray_(data);
this.cascadeDataDidUpdateEvent_();
this.predraw_();
this.predraw_();
} else if (typeof data == 'string') {
// Heuristic: a newline means it's CSV data. Otherwise it's an URL.
- var line_delimiter = Dygraph.detectLineDelimiter(data);
+ var line_delimiter = utils.detectLineDelimiter(data);
if (line_delimiter) {
this.loadedEvent_(data);
} else {
// highlightCircleSize
// Check if this set options will require new points.
- var requiresNewPoints = Dygraph.isPixelChangingOptionList(this.attr_("labels"), attrs);
+ var requiresNewPoints = utils.isPixelChangingOptionList(this.attr_("labels"), attrs);
- Dygraph.updateDeep(this.user_attrs_, attrs);
+ utils.updateDeep(this.user_attrs_, attrs);
this.attributes_.reparseSeries();
console.warn("Unable to add default annotation CSS rule; display may be off.");
};
-if (typeof exports === "object" && typeof module !== "undefined") {
- module.exports = Dygraph;
-}
+/**
+ * Add an event handler. This event handler is kept until the graph is
+ * destroyed with a call to graph.destroy().
+ *
+ * @param {!Node} elem The element to add the event to.
+ * @param {string} type The type of the event, e.g. 'click' or 'mousemove'.
+ * @param {function(Event):(boolean|undefined)} fn The function to call
+ * on the event. The function takes one parameter: the event object.
+ * @private
+ */
+Dygraph.prototype.addAndTrackEvent = function(elem, type, fn) {
+ utils.addEvent(elem, type, fn);
+ this.registeredEvents_.push({elem, type, fn});
+};
-return Dygraph;
+Dygraph.prototype.removeTrackedEvents_ = function() {
+ if (this.registeredEvents_) {
+ for (var idx = 0; idx < this.registeredEvents_.length; idx++) {
+ var reg = this.registeredEvents_[idx];
+ utils.removeEvent(reg.elem, reg.type, reg.fn);
+ }
+ }
+
+ this.registeredEvents_ = [];
+};
+
+
+// Installed plugins, in order of precedence (most-general to most-specific).
+Dygraph.PLUGINS = [
+ LegendPlugin,
+ AxesPlugin,
+ RangeSelectorPlugin, // Has to be before ChartLabels so that its callbacks are called after ChartLabels' callbacks.
+ ChartLabelsPlugin,
+ AnnotationsPlugin,
+ GridPlugin
+];
-})();
+export default Dygraph;