};
DygraphLayout.prototype.getPlotArea = function() {
- return this.computePlotArea_();
+ return this.area_;
};
// Compute the box which the chart should be drawn in. This is the canvas's
// box, less space needed for axis and chart labels.
-DygraphLayout.prototype.computePlotArea_ = function() {
+// NOTE: This should only be called by Dygraph.predraw_().
+DygraphLayout.prototype.computePlotArea = function() {
var area = {
// TODO(danvk): per-axis setting.
x: 0,
};
this.dygraph_.cascadeEvents_('layout', e);
- // Add space for range selector, if needed.
- if (this.attr_('showRangeSelector')) {
- area.h -= this.attr_('rangeSelectorHeight') + 4;
- }
-
- return area;
+ this.area_ = area;
};
DygraphLayout.prototype.setAnnotations = function(ann) {
var parse = this.attr_('xValueParser') || function(x) { return x; };
for (var i = 0; i < ann.length; i++) {
var a = {};
- if (!ann[i].xval && !ann[i].x) {
+ if (!ann[i].xval && ann[i].x === undefined) {
this.dygraph_.error("Annotations must have an 'x' property");
return;
}
};
DygraphLayout.prototype._evaluateLimits = function() {
- this.minxval = this.maxxval = null;
- if (this.dateWindow_) {
- this.minxval = this.dateWindow_[0];
- this.maxxval = this.dateWindow_[1];
- } else {
- for (var setIdx = 0; setIdx < this.datasets.length; ++setIdx) {
- var series = this.datasets[setIdx];
- if (series.length > 1) {
- var x1 = series[0][0];
- if (!this.minxval || x1 < this.minxval) this.minxval = x1;
-
- var x2 = series[series.length - 1][0];
- if (!this.maxxval || x2 > this.maxxval) this.maxxval = x2;
- }
- }
- }
- this.xrange = this.maxxval - this.minxval;
- this.xscale = (this.xrange !== 0 ? 1/this.xrange : 1.0);
+ var xlimits = this.dygraph_.xAxisRange();
+ this.minxval = xlimits[0];
+ this.maxxval = xlimits[1];
+ var xrange = xlimits[1] - xlimits[0];
+ this.xscale = (xrange !== 0 ? 1 / xrange : 1.0);
for (var i = 0; i < this.yAxes_.length; i++) {
var axis = this.yAxes_[i];
var setName = this.setNames[setIdx];
var axis = this.dygraph_.axisPropertiesForSeries(setName);
// TODO (konigsberg): use optionsForAxis instead.
- var logscale = this.dygraph_.attributes_.getForSeries("logscale", setIdx);
+ var logscale = this.dygraph_.attributes_.getForSeries("logscale", setName);
// Preallocating the size of points reduces reallocations, and therefore,
// calls to collect garbage.
var setName = this.setNames[setIdx];
var axis = this.dygraph_.axisPropertiesForSeries(setName);
// TODO (konigsberg): use optionsForAxis instead.
- var logscale = this.dygraph_.attributes_.getForSeries("logscale", setIdx);
+ var logscale = this.dygraph_.attributes_.getForSeries("logscale", setName);
for (j = 0; j < dataset.length; j++, i++) {
var item = dataset[j];