X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph.js;h=a95b91d36e744150533d204e9a3181419ee5acc7;hb=d3b990da77ec190c27faf0fb5c7a6a4034880c2f;hp=19360c94d047f4bd4a79040c6c74aefc4f4a567c;hpb=70d47e7c9564e190f29f6a8bb1f4c547bef8781a;p=dygraphs.git diff --git a/dygraph.js b/dygraph.js index 19360c9..a95b91d 100644 --- a/dygraph.js +++ b/dygraph.js @@ -72,7 +72,7 @@ var Dygraph = function(div, data, opts, opt_fourth_param) { // Old versions of dygraphs took in the series labels as a constructor // parameter. This doesn't make sense anymore, but it's easy to continue // to support this usage. - this.warn("Using deprecated four-argument dygraph constructor"); + Dygraph.warn("Using deprecated four-argument dygraph constructor"); this.__old_init__(div, data, opts, opt_fourth_param); } else { this.__init__(div, data, opts); @@ -193,28 +193,12 @@ Dygraph.numberAxisLabelFormatter = function(x, granularity, opts, g) { }; /** - * Convert a JS date (millis since epoch) to YYYY/MM/DD - * @param {Number} date The JavaScript date (ms since epoch) - * @return {String} A date of the form "YYYY/MM/DD" + * @type {!Array.} * @private + * @constant */ -Dygraph.dateString_ = function(date) { - var zeropad = Dygraph.zeropad; - var d = new Date(date); +Dygraph.SHORT_MONTH_NAMES_ = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; - // Get the year: - var year = "" + d.getFullYear(); - // Get a 0 padded month string - var month = zeropad(d.getMonth() + 1); //months are 0-offset, sigh - // Get a 0 padded day string - var day = zeropad(d.getDate()); - - var ret = ""; - var frac = d.getHours() * 3600 + d.getMinutes() * 60 + d.getSeconds(); - if (frac) ret = " " + Dygraph.hmsString_(date); - - return year + "/" + month + "/" + day + ret; -}; /** * Convert a JS date to a string appropriate to display on an axis that @@ -226,13 +210,15 @@ Dygraph.dateString_ = function(date) { */ Dygraph.dateAxisFormatter = function(date, granularity) { if (granularity >= Dygraph.DECADAL) { - return date.strftime('%Y'); + return '' + date.getFullYear(); } else if (granularity >= Dygraph.MONTHLY) { - return date.strftime('%b %y'); + return Dygraph.SHORT_MONTH_NAMES_[date.getMonth()] + ' ' + date.getFullYear(); } else { var frac = date.getHours() * 3600 + date.getMinutes() * 60 + date.getSeconds() + date.getMilliseconds(); if (frac === 0 || granularity >= Dygraph.DAILY) { - return new Date(date.getTime() + 3600*1000).strftime('%d%b'); + // e.g. '21Jan' (%d%b) + var nd = new Date(date.getTime() + 3600*1000); + return Dygraph.zeropad(nd.getDate()) + Dygraph.SHORT_MONTH_NAMES_[nd.getMonth()]; } else { return Dygraph.hmsString_(date.getTime()); } @@ -639,10 +625,10 @@ Dygraph.prototype.toString = function() { Dygraph.prototype.attr_ = function(name, seriesName) { // if (typeof(Dygraph.OPTIONS_REFERENCE) === 'undefined') { - this.error('Must include options reference JS for testing'); + Dygraph.error('Must include options reference JS for testing'); } else if (!Dygraph.OPTIONS_REFERENCE.hasOwnProperty(name)) { - this.error('Dygraphs is using property ' + name + ', which has no entry ' + - 'in the Dygraphs.OPTIONS_REFERENCE listing.'); + Dygraph.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; } @@ -1315,24 +1301,6 @@ Dygraph.prototype.createRollInterface_ = function() { }; /** - * @private - * Converts page the x-coordinate of the event to pixel x-coordinates on the - * canvas (i.e. DOM Coords). - */ -Dygraph.prototype.dragGetX_ = function(e, context) { - return Dygraph.pageX(e) - context.px; -}; - -/** - * @private - * Converts page the y-coordinate of the event to pixel y-coordinates on the - * canvas (i.e. DOM Coords). - */ -Dygraph.prototype.dragGetY_ = function(e, context) { - return Dygraph.pageY(e) - context.py; -}; - -/** * Set up all the mouse handlers needed to capture dragging behavior for zoom * events. * @private @@ -1389,10 +1357,11 @@ Dygraph.prototype.createDragInterface_ = function() { event.cancelBubble = true; } - contextB.px = Dygraph.findPosX(g.canvas_); - contextB.py = Dygraph.findPosY(g.canvas_); - contextB.dragStartX = g.dragGetX_(event, contextB); - contextB.dragStartY = g.dragGetY_(event, contextB); + var canvasPos = Dygraph.findPos(g.canvas_); + contextB.px = canvasPos.x; + contextB.py = canvasPos.y; + contextB.dragStartX = Dygraph.dragGetX_(event, contextB); + contextB.dragStartY = Dygraph.dragGetY_(event, contextB); contextB.cancelNextDblclick = false; contextB.tarp.cover(); } @@ -1748,8 +1717,9 @@ Dygraph.prototype.eventToDomCoords = function(event) { if (event.offsetX && event.offsetY) { return [ event.offsetX, event.offsetY ]; } else { - var canvasx = Dygraph.pageX(event) - Dygraph.findPosX(this.mouseEventElement_); - var canvasy = Dygraph.pageY(event) - Dygraph.findPosY(this.mouseEventElement_); + var eventElementPos = Dygraph.findPos(this.mouseEventElement_); + var canvasx = Dygraph.pageX(event) - eventElementPos.x; + var canvasy = Dygraph.pageY(event) - eventElementPos.y; return [canvasx, canvasy]; } }; @@ -2933,40 +2903,6 @@ Dygraph.prototype.setXAxisOptions_ = function(isDate) { }; /** - * Parses the value as a floating point number. This is like the parseFloat() - * built-in, but with a few differences: - * - the empty string is parsed as null, rather than NaN. - * - if the string cannot be parsed at all, an error is logged. - * If the string can't be parsed, this method returns null. - * @param {String} x The string to be parsed - * @param {Number} opt_line_no The line number from which the string comes. - * @param {String} opt_line The text of the line from which the string comes. - * @private - */ - -// Parse the x as a float or return null if it's not a number. -Dygraph.prototype.parseFloat_ = function(x, opt_line_no, opt_line) { - var val = parseFloat(x); - if (!isNaN(val)) return val; - - // Try to figure out what happeend. - // If the value is the empty string, parse it as null. - if (/^ *$/.test(x)) return null; - - // If it was actually "NaN", return it as NaN. - if (/^ *nan *$/i.test(x)) return NaN; - - // Looks like a parsing error. - var msg = "Unable to parse '" + x + "' as a number"; - if (opt_line !== null && opt_line_no !== null) { - msg += " on line " + (1+opt_line_no) + " ('" + opt_line + "') of CSV."; - } - this.error(msg); - - return null; -}; - -/** * @private * Parses a string in a special csv format. We expect a csv file where each * line is a date point, and the first field in each line is the date string. @@ -3030,25 +2966,25 @@ Dygraph.prototype.parseCSV_ = function(data) { // TODO(danvk): figure out an appropriate way to flag parse errors. vals = inFields[j].split("/"); if (vals.length != 2) { - this.error('Expected fractional "num/den" values in CSV data ' + - "but found a value '" + inFields[j] + "' on line " + - (1 + i) + " ('" + line + "') which is not of this form."); + Dygraph.error('Expected fractional "num/den" values in CSV data ' + + "but found a value '" + inFields[j] + "' on line " + + (1 + i) + " ('" + line + "') which is not of this form."); fields[j] = [0, 0]; } else { - fields[j] = [this.parseFloat_(vals[0], i, line), - this.parseFloat_(vals[1], i, line)]; + fields[j] = [Dygraph.parseFloat_(vals[0], i, line), + Dygraph.parseFloat_(vals[1], i, line)]; } } } else if (this.getBooleanOption("errorBars")) { // If there are error bars, values are (value, stddev) pairs if (inFields.length % 2 != 1) { - this.error('Expected alternating (value, stdev.) pairs in CSV data ' + - 'but line ' + (1 + i) + ' has an odd number of values (' + - (inFields.length - 1) + "): '" + line + "'"); + Dygraph.error('Expected alternating (value, stdev.) pairs in CSV data ' + + 'but line ' + (1 + i) + ' has an odd number of values (' + + (inFields.length - 1) + "): '" + line + "'"); } for (j = 1; j < inFields.length; j += 2) { - fields[(j + 1) / 2] = [this.parseFloat_(inFields[j], i, line), - this.parseFloat_(inFields[j + 1], i, line)]; + fields[(j + 1) / 2] = [Dygraph.parseFloat_(inFields[j], i, line), + Dygraph.parseFloat_(inFields[j + 1], i, line)]; } } else if (this.getBooleanOption("customBars")) { // Bars are a low;center;high tuple @@ -3059,20 +2995,20 @@ Dygraph.prototype.parseCSV_ = function(data) { } else { vals = val.split(";"); if (vals.length == 3) { - fields[j] = [ this.parseFloat_(vals[0], i, line), - this.parseFloat_(vals[1], i, line), - this.parseFloat_(vals[2], i, line) ]; + fields[j] = [ Dygraph.parseFloat_(vals[0], i, line), + Dygraph.parseFloat_(vals[1], i, line), + Dygraph.parseFloat_(vals[2], i, line) ]; } else { - this.warn('When using customBars, values must be either blank ' + - 'or "low;center;high" tuples (got "' + val + - '" on line ' + (1+i)); + Dygraph.warn('When using customBars, values must be either blank ' + + 'or "low;center;high" tuples (got "' + val + + '" on line ' + (1+i)); } } } } else { // Values are just numbers for (j = 1; j < inFields.length; j++) { - fields[j] = this.parseFloat_(inFields[j], i, line); + fields[j] = Dygraph.parseFloat_(inFields[j], i, line); } } if (ret.length > 0 && fields[0] < ret[ret.length - 1][0]) { @@ -3080,9 +3016,9 @@ Dygraph.prototype.parseCSV_ = function(data) { } if (fields.length != expectedCols) { - this.error("Number of columns in line " + i + " (" + fields.length + - ") does not agree with number of labels (" + expectedCols + - ") " + line); + Dygraph.error("Number of columns in line " + i + " (" + fields.length + + ") does not agree with number of labels (" + expectedCols + + ") " + line); } // If the user specified the 'labels' option and none of the cells of the @@ -3095,9 +3031,10 @@ Dygraph.prototype.parseCSV_ = function(data) { if (fields[j]) all_null = false; } if (all_null) { - this.warn("The dygraphs 'labels' option is set, but the first row of " + - "CSV data ('" + line + "') appears to also contain labels. " + - "Will drop the CSV labels and use the option labels."); + Dygraph.warn("The dygraphs 'labels' option is set, but the first row " + + "of CSV data ('" + line + "') appears to also contain " + + "labels. Will drop the CSV labels and use the option " + + "labels."); continue; } } @@ -3105,7 +3042,7 @@ Dygraph.prototype.parseCSV_ = function(data) { } if (outOfOrder) { - this.warn("CSV is out of order; order it correctly to speed loading."); + Dygraph.warn("CSV is out of order; order it correctly to speed loading."); ret.sort(function(a,b) { return a[0] - b[0]; }); } @@ -3123,18 +3060,18 @@ Dygraph.prototype.parseCSV_ = function(data) { Dygraph.prototype.parseArray_ = function(data) { // Peek at the first x value to see if it's numeric. if (data.length === 0) { - this.error("Can't plot empty data set"); + Dygraph.error("Can't plot empty data set"); return null; } if (data[0].length === 0) { - this.error("Data set cannot contain an empty row"); + Dygraph.error("Data set cannot contain an empty row"); return null; } var i; if (this.attr_("labels") === null) { - this.warn("Using default labels. Set labels explicitly via 'labels' " + - "in the options parameter"); + Dygraph.warn("Using default labels. Set labels explicitly via 'labels' " + + "in the options parameter"); this.attrs_.labels = [ "X" ]; for (i = 1; i < data[0].length; i++) { this.attrs_.labels.push("Y" + i); // Not user_attrs_. @@ -3143,8 +3080,8 @@ Dygraph.prototype.parseArray_ = function(data) { } else { var num_labels = this.attr_("labels"); if (num_labels.length != data[0].length) { - this.error("Mismatch between number of labels (" + num_labels + - ") and number of columns in array (" + data[0].length + ")"); + Dygraph.error("Mismatch between number of labels (" + num_labels + ")" + + " and number of columns in array (" + data[0].length + ")"); return null; } } @@ -3159,13 +3096,13 @@ Dygraph.prototype.parseArray_ = function(data) { var parsedData = Dygraph.clone(data); for (i = 0; i < data.length; i++) { if (parsedData[i].length === 0) { - this.error("Row " + (1 + i) + " of data is empty"); + Dygraph.error("Row " + (1 + i) + " of data is empty"); return null; } if (parsedData[i][0] === null || typeof(parsedData[i][0].getTime) != 'function' || isNaN(parsedData[i][0].getTime())) { - this.error("x value in row " + (1 + i) + " is not a Date"); + Dygraph.error("x value in row " + (1 + i) + " is not a Date"); return null; } parsedData[i][0] = parsedData[i][0].getTime(); @@ -3219,8 +3156,8 @@ Dygraph.prototype.parseDataTable_ = function(data) { this.attrs_.axes.x.ticker = Dygraph.numericLinearTicks; this.attrs_.axes.x.axisLabelFormatter = this.attrs_.axes.x.valueFormatter; } else { - this.error("only 'date', 'datetime' and 'number' types are supported for " + - "column 1 of DataTable input (Got '" + indepType + "')"); + Dygraph.error("only 'date', 'datetime' and 'number' types are supported " + + "for column 1 of DataTable input (Got '" + indepType + "')"); return null; } @@ -3243,8 +3180,8 @@ Dygraph.prototype.parseDataTable_ = function(data) { } hasAnnotations = true; } else { - this.error("Only 'number' is supported as a dependent type with Gviz." + - " 'string' is only supported if displayAnnotations is true"); + Dygraph.error("Only 'number' is supported as a dependent type with Gviz." + + " 'string' is only supported if displayAnnotations is true"); } } @@ -3265,8 +3202,8 @@ Dygraph.prototype.parseDataTable_ = function(data) { var row = []; if (typeof(data.getValue(i, 0)) === 'undefined' || data.getValue(i, 0) === null) { - this.warn("Ignoring row " + i + - " of DataTable because of undefined or null first column."); + Dygraph.warn("Ignoring row " + i + + " of DataTable because of undefined or null first column."); continue; } @@ -3311,7 +3248,7 @@ Dygraph.prototype.parseDataTable_ = function(data) { } if (outOfOrder) { - this.warn("DataTable is out of order; order it correctly to speed loading."); + Dygraph.warn("DataTable is out of order; order it correctly to speed loading."); ret.sort(function(a,b) { return a[0] - b[0]; }); } this.rawData_ = ret; @@ -3373,7 +3310,7 @@ Dygraph.prototype.start_ = function() { req.send(null); } } else { - this.error("Unknown data format: " + (typeof data)); + Dygraph.error("Unknown data format: " + (typeof data)); } }; @@ -3506,8 +3443,8 @@ Dygraph.prototype.resize = function(width, height) { this.resize_lock = true; if ((width === null) != (height === null)) { - this.warn("Dygraph.resize() should be called with zero parameters or " + - "two non-NULL parameters. Pretending it was zero."); + Dygraph.warn("Dygraph.resize() should be called with zero parameters or " + + "two non-NULL parameters. Pretending it was zero."); width = height = null; } @@ -3569,7 +3506,7 @@ Dygraph.prototype.visibility = function() { Dygraph.prototype.setVisibility = function(num, value) { var x = this.visibility(); if (num < 0 || num >= x.length) { - this.warn("invalid series number in setVisibility: " + num); + Dygraph.warn("invalid series number in setVisibility: " + num); } else { x[num] = value; this.predraw_(); @@ -3597,9 +3534,9 @@ Dygraph.prototype.setAnnotations = function(ann, suppressDraw) { Dygraph.addAnnotationRule(); this.annotations_ = ann; if (!this.layout_) { - this.warn("Tried to setAnnotations before dygraph was ready. " + - "Try setting them in a ready() block. See " + - "dygraphs.com/tests/annotation.html"); + Dygraph.warn("Tried to setAnnotations before dygraph was ready. " + + "Try setting them in a ready() block. See " + + "dygraphs.com/tests/annotation.html"); return; } @@ -3694,5 +3631,5 @@ Dygraph.addAnnotationRule = function() { } } - this.warn("Unable to add default annotation CSS rule; display may be off."); + Dygraph.warn("Unable to add default annotation CSS rule; display may be off."); };