// panning behavior.
//
Dygraph.startPan = function(event, g, context) {
- // have to be zoomed in to pan.
- // TODO(konigsberg): Let's loosen this zoom-to-pan restriction, also
- // perhaps create panning boundaries? A more flexible pan would make it,
- // ahem, 'pan-useful'.
- var zoomedY = false;
- for (var i = 0; i < g.axes_.length; i++) {
- if (g.axes_[i].valueWindow || g.axes_[i].valueRange) {
- zoomedY = true;
- break;
- }
- }
- if (!g.dateWindow_ && !zoomedY) return;
-
context.isPanning = true;
var xRange = g.xAxisRange();
context.dateRange = xRange[1] - xRange[0];
* @private
*/
Dygraph.dateAxisFormatter = function(date, granularity) {
- if (granularity >= Dygraph.MONTHLY) {
+ if (granularity >= Dygraph.DECADAL) {
+ return date.strftime('%Y');
+ } else if (granularity >= Dygraph.MONTHLY) {
return date.strftime('%b %y');
} else {
var frac = date.getHours() * 3600 + date.getMinutes() * 60 + date.getSeconds() + date.getMilliseconds();
Dygraph.BIANNUAL = 17;
Dygraph.ANNUAL = 18;
Dygraph.DECADAL = 19;
-Dygraph.NUM_GRANULARITIES = 20;
+Dygraph.CENTENNIAL = 20;
+Dygraph.NUM_GRANULARITIES = 21;
Dygraph.SHORT_SPACINGS = [];
Dygraph.SHORT_SPACINGS[Dygraph.SECONDLY] = 1000 * 1;
if (granularity == Dygraph.BIANNUAL) num_months = 2;
if (granularity == Dygraph.ANNUAL) num_months = 1;
if (granularity == Dygraph.DECADAL) { num_months = 1; year_mod = 10; }
+ if (granularity == Dygraph.CENTENNIAL) { num_months = 1; year_mod = 100; }
var msInYear = 365.2524 * 24 * 3600 * 1000;
var num_years = 1.0 * (end_time - start_time) / msInYear;
} else if (granularity == Dygraph.DECADAL) {
months = [ 0 ];
year_mod = 10;
+ } else if (granularity == Dygraph.CENTENNIAL) {
+ months = [ 0 ];
+ year_mod = 100;
+ } else {
+ this.warn("Span of dates is too long");
}
var start_year = new Date(start_time).getFullYear();