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edx
edx-platform
Commits
5f15419c
Commit
5f15419c
authored
Jul 13, 2012
by
Carlos Andrés Rocha
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Added Speed Control
parent
3874145a
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2 changed files
with
57 additions
and
0 deletions
+57
-0
lms/static/coffee/src/modules/media_controls.coffee
+56
-0
lms/static/coffee/src/modules/video.coffee
+1
-0
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lms/static/coffee/src/modules/media_controls.coffee
View file @
5f15419c
...
...
@@ -225,3 +225,59 @@ class @MediaVolumeControl extends @MediaControl
@
slider
.
slider
(
'option'
,
'value'
,
0
)
else
@
slider
.
slider
(
'option'
,
'value'
,
@
previousVolume
)
class
@
MediaSpeedControl
extends
@
MediaControl
initialize
:
(
@
speeds
)
->
render
:
->
@
element
=
$
(
"""
<div class="speeds">
<a href="#">
<h3>Speed</h3>
<p class="active"></p>
</a>
</div>
"""
)
#"
@
selector
=
$
(
'<ol class="video_speeds">'
)
@
element
.
append
(
@
selector
)
$
.
each
@
speeds
,
(
index
,
speed
)
=>
link
=
$
(
'<a>'
).
attr
(
href
:
"#"
).
html
(
"
#{
speed
}
x"
)
@
selector
.
prepend
(
$
(
'<li>'
).
attr
(
'data-speed'
,
speed
).
append
(
link
))
@
get_secondary_controls
().
append
(
@
element
)
@
setSpeed
(
@
media
[
0
].
defaultPlaybackRate
)
bind
:
->
@
media
.
bind
(
'ratechange'
,
@
onSpeedChange
)
@
selector
.
find
(
'a'
).
click
(
@
changeVideoSpeed
)
if
onTouchBasedDevice
()
@
element
.
click
(
event
)
->
event
.
preventDefault
()
$
(
this
).
toggleClass
(
'open'
)
else
@
element
.
mouseenter
->
$
(
this
).
addClass
(
'open'
)
@
element
.
mouseleave
->
$
(
this
).
removeClass
(
'open'
)
@
element
.
click
(
event
)
->
event
.
preventDefault
()
$
(
this
).
removeClass
(
'open'
)
setSpeed
:
(
speed
)
->
@
selector
.
find
(
'li'
).
removeClass
(
'active'
)
@
selector
.
find
(
"li[data-speed='
#{
speed
}
']"
).
addClass
(
'active'
)
@
selector
.
find
(
'p.active'
).
html
(
"
#{
speed
}
x"
)
changeVideoSpeed
:
(
event
)
=>
event
.
preventDefault
()
unless
$
(
event
.
target
).
parent
().
hasClass
(
'active'
)
@
media
[
0
].
playbackRate
=
$
(
event
.
target
).
parent
().
data
(
'speed'
)
onSpeedChange
:
(
event
)
=>
speed
=
@
media
[
0
].
playbackRate
value
=
parseFloat
(
speed
).
toFixed
(
2
).
replace
(
/\.00$/
,
'.0'
)
@
setSpeed
(
value
)
lms/static/coffee/src/modules/video.coffee
View file @
5f15419c
...
...
@@ -15,5 +15,6 @@ class @Video
new
MediaSliderControl
@
new
MediaPlayControl
@
new
MediaTimeDisplay
@
new
MediaSpeedControl
@
,
[
0.75
,
1.0
,
1.25
,
1.50
]
new
MediaVolumeControl
@
unless
onTouchBasedDevice
()
new
MediaFullscreenControl
@
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