gitlabhq/app/assets/javascripts/commit/image-file.js.coffee
Koen Punt e33debc214 Updated commit diff view with some minor visual modifications
Prepared diff view for multiple view modes

Converted commits.js to coffeescript
image info in separate coffeescript file

Added swipe view mode

Added onion skin viewMode
2013-01-27 18:27:32 +01:00

128 lines
No EOL
3.9 KiB
CoffeeScript

class ImageFile
# Width where images must fits in, for 2-up this gets divided by 2
@availWidth = 900
@viewModes = ['two-up', 'swipe']
constructor: (@file) ->
# Determine if old and new file has same dimensions, if not show 'two-up' view
this.requestImageInfo $('.two-up.view .frame.deleted img', @file), (deletedWidth, deletedHeight) =>
this.requestImageInfo $('.two-up.view .frame.added img', @file), (width, height) =>
if width == deletedWidth && height == deletedHeight
this.initViewModes()
else
this.initView('two-up')
initViewModes: ->
viewMode = ImageFile.viewModes[0]
$('.view-modes', @file).removeClass 'hide'
$('.view-modes-menu', @file).on 'click', 'li', (event) =>
unless $(event.currentTarget).hasClass('active')
this.activateViewMode(event.currentTarget.className)
this.activateViewMode(viewMode)
activateViewMode: (viewMode) ->
$('.view-modes-menu li', @file)
.removeClass('active')
.filter(".#{viewMode}").addClass 'active'
$(".view:visible:not(.#{viewMode})", @file).fadeOut 200, =>
$(".view.#{viewMode}", @file).fadeIn(200)
this.initView viewMode
initView: (viewMode) ->
this.views[viewMode].call(this)
prepareFrames = (view) ->
maxWidth = 0
maxHeight = 0
$('.frame', view).each (index, frame) =>
width = $(frame).width()
height = $(frame).height()
maxWidth = if width > maxWidth then width else maxWidth
maxHeight = if height > maxHeight then height else maxHeight
.css
width: maxWidth
height: maxHeight
[maxWidth, maxHeight]
views:
'two-up': ->
$('.two-up.view .wrap', @file).each (index, wrap) =>
$('img', wrap).each ->
currentWidth = $(this).width()
if currentWidth > ImageFile.availWidth / 2
$(this).width ImageFile.availWidth / 2
this.requestImageInfo $('img', wrap), (width, height) ->
$('.image-info .meta-width', wrap).text "#{width}px"
$('.image-info .meta-height', wrap).text "#{height}px"
$('.image-info', wrap).removeClass('hide')
'swipe': ->
maxWidth = 0
maxHeight = 0
$('.swipe.view', @file).each (index, view) =>
[maxWidth, maxHeight] = prepareFrames(view)
$('.swipe-frame', view).css
width: maxWidth + 16
height: maxHeight + 28
$('.swipe-wrap', view).css
width: maxWidth + 1
height: maxHeight + 2
$('.swipe-bar', view).css
left: 0
.draggable
axis: 'x'
containment: 'parent'
drag: (event) ->
$('.swipe-wrap', view).width (maxWidth + 1) - $(this).position().left
stop: (event) ->
$('.swipe-wrap', view).width (maxWidth + 1) - $(this).position().left
'onion-skin': ->
maxWidth = 0
maxHeight = 0
dragTrackWidth = $('.drag-track', @file).width() - $('.dragger', @file).width()
$('.onion-skin.view', @file).each (index, view) =>
[maxWidth, maxHeight] = prepareFrames(view)
$('.onion-skin-frame', view).css
width: maxWidth + 16
height: maxHeight + 28
$('.swipe-wrap', view).css
width: maxWidth + 1
height: maxHeight + 2
$('.dragger', view).css
left: dragTrackWidth
.draggable
axis: 'x'
containment: 'parent'
drag: (event) ->
$('.frame.added', view).css('opacity', $(this).position().left / dragTrackWidth)
stop: (event) ->
$('.frame.added', view).css('opacity', $(this).position().left / dragTrackWidth)
requestImageInfo: (img, callback) ->
domImg = img.get(0)
if domImg.complete
callback.call(this, domImg.naturalWidth, domImg.naturalHeight)
else
img.on 'load', =>
callback.call(this, domImg.naturalWidth, domImg.naturalHeight)
this.ImageFile = ImageFile