X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph.js;h=c7f70873eda50f8a8df947bc90eb0e67e7f3d425;hb=8c16b31f943b5cae5ef8431161cd988657ec5b82;hp=a0e55ab0309130c22ad6ca58c4af394dfcd7b4a8;hpb=7aabde9615cc6425512e40ec8dc7680ad264a161;p=dygraphs.git

diff --git a/dygraph.js b/dygraph.js
index a0e55ab..c7f7087 100644
--- a/dygraph.js
+++ b/dygraph.js
@@ -437,6 +437,8 @@ Dygraph.prototype.__init__ = function(div, file, attrs) {
   this.registeredEvents_ = [];
   this.eventListeners_ = {};
 
+  this.attributes_ = new DygraphOptions(this);
+
   // Create the containing DIV and other interactive elements
   this.createInterface_();
 
@@ -568,6 +570,12 @@ Dygraph.prototype.attr_ = function(name, seriesName) {
   }
 // </REMOVE_FOR_COMBINED>
 
+  // Building an array which we peruse in backwards order to find the correct value.
+  // Options are checked in this order:
+  // series, axis, user attrs, global attrs.
+  // TODO(konigsberg): Can this be made faster by starting with the series and working outward,
+  // rather than building an array?
+
   var sources = [];
   sources.push(this.attrs_);
   if (this.user_attrs_) {
@@ -576,6 +584,8 @@ Dygraph.prototype.attr_ = function(name, seriesName) {
       if (this.user_attrs_.hasOwnProperty(seriesName)) {
         sources.push(this.user_attrs_[seriesName]);
       }
+
+      // TODO(konigsberg): This special case ought to be documented.
       if (seriesName === this.highlightSet_ &&
           this.user_attrs_.hasOwnProperty('highlightSeriesOpts')) {
         sources.push(this.user_attrs_.highlightSeriesOpts);
@@ -591,7 +601,14 @@ Dygraph.prototype.attr_ = function(name, seriesName) {
       break;
     }
   }
-  return ret;
+
+  var computedValue = seriesName ? this.attributes_.findForSeries(name, seriesName) : this.attributes_.find(name);
+  if (ret !== computedValue) {
+    console.log("Mismatch", name, seriesName, ret, computedValue);
+  }
+
+  var USE_NEW_VALUE = true;
+  return USE_NEW_VALUE ? computedValue : ret;
 };
 
 /**
@@ -1536,7 +1553,8 @@ Dygraph.prototype.doUnzoom_ = function() {
       newValueRanges = [];
       for (i = 0; i < this.axes_.length; i++) {
         var axis = this.axes_[i];
-        newValueRanges.push(axis.valueRange !== null ?
+        newValueRanges.push((axis.valueRange !== null &&
+                             axis.valueRange !== undefined) ?
                             axis.valueRange : axis.extremeRange);
       }
     }
@@ -1669,7 +1687,7 @@ Dygraph.prototype.findClosestPoint = function(domX, domY) {
   var minDist = Infinity;
   var idx = -1;
   var dist, dx, dy, point, closestPoint, closestSeries;
-  for (var setIdx = 0; setIdx < this.layout_.datasets.length; ++setIdx) {
+  for ( var setIdx = this.layout_.datasets.length - 1 ; setIdx >= 0 ; --setIdx ) {
     var points = this.layout_.points[setIdx];
     for (var i = 0; i < points.length; ++i) {
       var point = points[i];
@@ -1770,7 +1788,7 @@ Dygraph.prototype.mouseMove_ = function(event) {
 
   var highlightSeriesOpts = this.attr_("highlightSeriesOpts");
   var selectionChanged = false;
-  if (highlightSeriesOpts && !this.lockedSet_) {
+  if (highlightSeriesOpts && !this.isSeriesLocked()) {
     var closest;
     if (this.attr_("stackedGraph")) {
       closest = this.findStackedPoint(canvasx, canvasy);
@@ -2063,6 +2081,14 @@ Dygraph.prototype.getHighlightSeries = function() {
 };
 
 /**
+ * Returns true if the currently-highlighted series was locked
+ * via setSelection(..., seriesName, true).
+ */
+Dygraph.prototype.isSeriesLocked = function() {
+  return this.lockedSet_;
+};
+
+/**
  * Fires when there's data available to be graphed.
  * @param {String} data Raw CSV data to be plotted
  * @private
@@ -2178,7 +2204,8 @@ Dygraph.prototype.predraw_ = function() {
   // rolling averages.
   this.rolledSeries_ = [null];  // x-axis is the first series and it's special
   for (var i = 1; i < this.numColumns(); i++) {
-    var logScale = this.attr_('logscale', i); // TODO(klausw): this looks wrong
+    // var logScale = this.attr_('logscale', i); // TODO(klausw): this looks wrong // konigsberg thinks so too.
+    var logScale = this.attr_('logscale');
     var series = this.extractSeries_(this.rawData_, i, logScale);
     series = this.rollingAverage(series, this.rollPeriod_);
     this.rolledSeries_.push(series);
@@ -2936,7 +2963,8 @@ Dygraph.prototype.parseFloat_ = function(x, opt_line_no, opt_line) {
  */
 Dygraph.prototype.parseCSV_ = function(data) {
   var ret = [];
-  var lines = data.split("\n");
+  var line_delimiter = Dygraph.detectLineDelimiter(data);
+  var lines = data.split(line_delimiter || "\n");
   var vals, j;
 
   // Use the default delimiter or fall back to a tab if that makes sense.
@@ -2950,6 +2978,7 @@ Dygraph.prototype.parseCSV_ = function(data) {
     // User hasn't explicitly set labels, so they're (presumably) in the CSV.
     start = 1;
     this.attrs_.labels = lines[0].split(delim);  // NOTE: _not_ user_attrs_.
+    this.attributes_.reparseSeries();
   }
   var line_no = 0;
 
@@ -3086,8 +3115,9 @@ Dygraph.prototype.parseArray_ = function(data) {
               "in the options parameter");
     this.attrs_.labels = [ "X" ];
     for (i = 1; i < data[0].length; i++) {
-      this.attrs_.labels.push("Y" + i);
+      this.attrs_.labels.push("Y" + i); // Not user_attrs_.
     }
+    this.attributes_.reparseSeries();
   } else {
     var num_labels = this.attr_("labels");
     if (num_labels.length != data[0].length) {
@@ -3292,7 +3322,8 @@ Dygraph.prototype.start_ = function() {
     this.predraw_();
   } else if (typeof data == 'string') {
     // Heuristic: a newline means it's CSV data. Otherwise it's an URL.
-    if (data.indexOf('\n') >= 0) {
+    var line_delimiter = Dygraph.detectLineDelimiter(data);
+    if (line_delimiter) {
       this.loadedEvent_(data);
     } else {
       var req = new XMLHttpRequest();