fix bug with timeline event rendering and minTime. closes #78

Author: arshaw

src/timeline/TimelineGrid.coffee

@@ -620,11 +620,13 @@ class TimelineGrid extends Grid
 			@snapCnt
 		else
 			snapDiffInt = Math.floor(snapDiff)
-			snapDiffRemainder = snapDiff - snapDiffInt
 			snapCoverage = @snapDiffToIndex[snapDiffInt]
 
 			if isInt(snapCoverage) # not an in-between value
-				snapCoverage += snapDiffRemainder
+				snapCoverage += snapDiff - snapDiffInt # add the remainder
+			else
+				# in between, so round down, but make sure negatives go to zero
+				snapCoverage = Math.max(0, Math.floor(snapCoverage))
 
 			snapCoverage
 

tests/timeline-event-rendering.coffee

@@ -113,6 +113,29 @@ describe 'timeline event rendering', ->
 										expect(Math.abs(eventEl.outerHeight() - canvasEl.height())).toBeLessThan(3)
 										done()
 
+						it 'renders correctly when cropped by minTime', (done) ->
+							initCalendar
+								minTime: '03:00'
+								events: [
+									makeEvent('event1', '2015-10-17T02:00:00', '2015-10-17T06:00:00')
+								]
+								eventAfterAllRender: ->
+									expectEventSlotSpan('event1', '3am', '5am')
+									expectEventIsStartEnd('event1', false, true)
+									done()
+
+						it 'renders correctly when cropped by maxTime', (done) ->
+							initCalendar
+								scrollTime: '24:00' # the most possible
+								maxTime: '21:00' # last slot will be 8pm-9pm
+								events: [
+									makeEvent('event1', '2015-10-17T19:00:00', '2015-10-18T02:00:00')
+								]
+								eventAfterAllRender: ->
+									expectEventSlotSpan('event1', '7pm', '8pm')
+									expectEventIsStartEnd('event1', true, false)
+									done()
+
 					###
 					TODO: inverse-background doesn't work well with events rendered on day-scale or larger.
 					Problems with Grid's rangeToSegs.