Merge pull request #168 from nasa/mct80

[Plot] Dates show 1970 when there is no data
This commit is contained in:
Victor Woeltjen 2015-10-09 13:40:04 -07:00
commit b48a07cd3e
3 changed files with 25 additions and 2 deletions

View File

@ -64,6 +64,16 @@ define(
this.updateTicks();
}
/**
* Tests whether this subplot has domain data to show for the current pan/zoom level. Absence of domain data
* implies that there is no range data displayed either
* @returns {boolean} true if domain data exists for the current pan/zoom level
*/
SubPlot.prototype.hasDomainData = function() {
return this.panZoomStack
&& this.panZoomStack.getDimensions()[0] > 0;
};
// Utility function for filtering out empty strings.
function isNonEmpty(v) {
return typeof v === 'string' && v !== "";
@ -253,7 +263,10 @@ define(
this.hovering = true;
this.subPlotBounds = $event.target.getBoundingClientRect();
this.mousePosition = this.toMousePosition($event);
this.updateHoverCoordinates();
//If there is a domain to display, show hover coordinates, otherwise hover coordinates are meaningless
if (this.hasDomainData()) {
this.updateHoverCoordinates();
}
if (this.marqueeStart) {
this.updateMarqueeBox();
}

View File

@ -53,7 +53,8 @@ define(
for (i = 0; i < count; i += 1) {
result.push({
label: format(i * step + start)
//If data to show, display label for each tick line, otherwise show lines but suppress labels.
label: span > 0 ? format(i * step + start) : ''
});
}

View File

@ -157,6 +157,15 @@ define(
);
});
it ("indicates when there is domain data shown", function () {
expect(subplot.hasDomainData()).toEqual(true);
});
it ("indicates when there is no domain data shown", function () {
mockPanZoomStack.getDimensions.andReturn([0,0]);
expect(subplot.hasDomainData()).toEqual(false);
});
it("disallows marquee zoom when start and end Marquee is at the same position", function () {
expect(mockPanZoomStack.pushPanZoom).not.toHaveBeenCalled();