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remove the render timeout

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pdfjs uses requestAnimationFrame to schedule the rendering, and this
does not fire if the tab is inactive. That causes an unwanted error if
switching tabs for more than the one minute timeout.
This commit is contained in:
Brian Gough 2016-07-12 11:19:16 +01:00
parent 0ae639f1c3
commit 7555382e33
1 changed files with 1 additions and 15 deletions
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16
services/web/public/coffee/ide/pdfng/directives/pdfRenderer.coffee
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@ -8,7 +8,6 @@ define [
class PDFRenderer
JOB_QUEUE_INTERVAL: 25
PAGE_LOAD_TIMEOUT: 60*1000
PAGE_RENDER_TIMEOUT: 60*1000
INDICATOR_DELAY1: 100 # time to delay before showing the indicator
INDICATOR_DELAY2: 250 # time until the indicator starts animating
@ -295,19 +294,9 @@ define [
transform: [pixelRatio, 0, 0, pixelRatio, 0, 0]
}
timedOut = false
timer = $timeout () =>
# page render timed out
Raven?.captureMessage?('pdfng page render timed out after ' + @PAGE_RENDER_TIMEOUT + 'ms (1% sample)') if Math.random() < 0.01
timedOut = true
result.cancel()
, @PAGE_RENDER_TIMEOUT
result.then () ->
# page render success
element.canvas.replaceWith(canvas)
$timeout.cancel(timer)
canvas.removeClass('pdfng-rendering')
page.getTextContent().then (textContent) ->
textLayer.setTextContent textContent
@ -319,10 +308,7 @@ define [
self.errorCallback?(error)
.catch (error) ->
# page render failed
$timeout.cancel(timer)
if timedOut
self.errorCallback?('timeout')
else if error is 'cancelled'
if error is 'cancelled'
return # do nothing when cancelled
else
self.errorCallback?(error)