diff options
Diffstat (limited to 'app/assets/javascripts/commit/image-file.js')
-rw-r--r-- | app/assets/javascripts/commit/image-file.js | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/app/assets/javascripts/commit/image-file.js b/app/assets/javascripts/commit/image-file.js new file mode 100644 index 00000000000..c0d0b2d049f --- /dev/null +++ b/app/assets/javascripts/commit/image-file.js @@ -0,0 +1,175 @@ +(function() { + this.ImageFile = (function() { + var prepareFrames; + + ImageFile.availWidth = 900; + + ImageFile.viewModes = ['two-up', 'swipe']; + + function ImageFile(file) { + this.file = file; + this.requestImageInfo($('.two-up.view .frame.deleted img', this.file), (function(_this) { + return function(deletedWidth, deletedHeight) { + return _this.requestImageInfo($('.two-up.view .frame.added img', _this.file), function(width, height) { + if (width === deletedWidth && height === deletedHeight) { + return _this.initViewModes(); + } else { + return _this.initView('two-up'); + } + }); + }; + })(this)); + } + + ImageFile.prototype.initViewModes = function() { + var viewMode; + viewMode = ImageFile.viewModes[0]; + $('.view-modes', this.file).removeClass('hide'); + $('.view-modes-menu', this.file).on('click', 'li', (function(_this) { + return function(event) { + if (!$(event.currentTarget).hasClass('active')) { + return _this.activateViewMode(event.currentTarget.className); + } + }; + })(this)); + return this.activateViewMode(viewMode); + }; + + ImageFile.prototype.activateViewMode = function(viewMode) { + $('.view-modes-menu li', this.file).removeClass('active').filter("." + viewMode).addClass('active'); + return $(".view:visible:not(." + viewMode + ")", this.file).fadeOut(200, (function(_this) { + return function() { + $(".view." + viewMode, _this.file).fadeIn(200); + return _this.initView(viewMode); + }; + })(this)); + }; + + ImageFile.prototype.initView = function(viewMode) { + return this.views[viewMode].call(this); + }; + + prepareFrames = function(view) { + var maxHeight, maxWidth; + maxWidth = 0; + maxHeight = 0; + $('.frame', view).each((function(_this) { + return function(index, frame) { + var height, width; + width = $(frame).width(); + height = $(frame).height(); + maxWidth = width > maxWidth ? width : maxWidth; + return maxHeight = height > maxHeight ? height : maxHeight; + }; + })(this)).css({ + width: maxWidth, + height: maxHeight + }); + return [maxWidth, maxHeight]; + }; + + ImageFile.prototype.views = { + 'two-up': function() { + return $('.two-up.view .wrap', this.file).each((function(_this) { + return function(index, wrap) { + $('img', wrap).each(function() { + var currentWidth; + currentWidth = $(this).width(); + if (currentWidth > ImageFile.availWidth / 2) { + return $(this).width(ImageFile.availWidth / 2); + } + }); + return _this.requestImageInfo($('img', wrap), function(width, height) { + $('.image-info .meta-width', wrap).text(width + "px"); + $('.image-info .meta-height', wrap).text(height + "px"); + return $('.image-info', wrap).removeClass('hide'); + }); + }; + })(this)); + }, + 'swipe': function() { + var maxHeight, maxWidth; + maxWidth = 0; + maxHeight = 0; + return $('.swipe.view', this.file).each((function(_this) { + return function(index, view) { + var ref; + ref = prepareFrames(view), maxWidth = ref[0], maxHeight = ref[1]; + $('.swipe-frame', view).css({ + width: maxWidth + 16, + height: maxHeight + 28 + }); + $('.swipe-wrap', view).css({ + width: maxWidth + 1, + height: maxHeight + 2 + }); + return $('.swipe-bar', view).css({ + left: 0 + }).draggable({ + axis: 'x', + containment: 'parent', + drag: function(event) { + return $('.swipe-wrap', view).width((maxWidth + 1) - $(this).position().left); + }, + stop: function(event) { + return $('.swipe-wrap', view).width((maxWidth + 1) - $(this).position().left); + } + }); + }; + })(this)); + }, + 'onion-skin': function() { + var dragTrackWidth, maxHeight, maxWidth; + maxWidth = 0; + maxHeight = 0; + dragTrackWidth = $('.drag-track', this.file).width() - $('.dragger', this.file).width(); + return $('.onion-skin.view', this.file).each((function(_this) { + return function(index, view) { + var ref; + ref = prepareFrames(view), maxWidth = ref[0], maxHeight = ref[1]; + $('.onion-skin-frame', view).css({ + width: maxWidth + 16, + height: maxHeight + 28 + }); + $('.swipe-wrap', view).css({ + width: maxWidth + 1, + height: maxHeight + 2 + }); + return $('.dragger', view).css({ + left: dragTrackWidth + }).draggable({ + axis: 'x', + containment: 'parent', + drag: function(event) { + return $('.frame.added', view).css('opacity', $(this).position().left / dragTrackWidth); + }, + stop: function(event) { + return $('.frame.added', view).css('opacity', $(this).position().left / dragTrackWidth); + } + }); + }; + })(this)); + } + }; + + ImageFile.prototype.requestImageInfo = function(img, callback) { + var domImg; + domImg = img.get(0); + if (domImg) { + if (domImg.complete) { + return callback.call(this, domImg.naturalWidth, domImg.naturalHeight); + } else { + return img.on('load', (function(_this) { + return function() { + return callback.call(_this, domImg.naturalWidth, domImg.naturalHeight); + }; + })(this)); + } + } + }; + + return ImageFile; + + })(); + +}).call(this); |