private void CreateOrUpdateLayout()
{
foreach (IVirtualizable virtualizableChild in (Collection <IVirtualizable>) this.VirtualizableChildren)
{
virtualizableChild.ChangeState(VirtualizableState.Unloaded);
}
this.VirtualizableChildren.Clear();
if (this._thumbs.Count == 0)
{
return;
}
List <Rect> layout = RectangleLayoutHelper.CreateLayout(new Size(this.Width, this.DesiredHeight), this._thumbs.Select <ThumbsItem.Thumb, Size>((Func <ThumbsItem.Thumb, Size>)(t => new Size(t.Width, t.Height))).ToList <Size>(), 4.0);
layout.Max <Rect>((Func <Rect, double>)(r => r.Left + r.Width));
int index = 0;
foreach (Rect rect1 in layout)
{
Rect rect = rect1;
Thickness margin = new Thickness(rect.Left, rect.Top, 0.0, 0.0);
ThumbsItem.Thumb currentThumb = this._thumbs[index];
bool blackRectOnTop = !string.IsNullOrEmpty(currentThumb.Label);
bool flag = !string.IsNullOrEmpty(currentThumb.LabelLarge);
VirtualizableImage virtImage = new VirtualizableImage(rect.Width, rect.Height, margin, currentThumb.GetProperSrc(rect.Width, rect.Height), new Action <VirtualizableImage>(this.Image_Tap), index.ToString(), false, !this._isMessage, Stretch.UniformToFill, (Brush)null, -1.0, blackRectOnTop, false);
this.VirtualizableChildren.Add((IVirtualizable)virtImage);
if (currentThumb.Video != null)
{
this.VirtualizableChildren.Add((IVirtualizable) new UCItem(rect.Width, margin, (Func <UserControlVirtualizable>)(() =>
{
return((UserControlVirtualizable) new VideoNewsItemDescUC()
{
Width = rect.Width,
Height = rect.Height,
DataContext = (object)new VideoNewsItemDescViewModel(currentThumb.Video, rect.Width > 460.0)
});
}), (Func <double>)(() => rect.Height), (Action <UserControlVirtualizable>)null, 0.0, false));
virtImage.Tag2 = "NotAPreview";
}
else if (currentThumb.GifDoc != null)
{
UCItem ucItem = new UCItem(rect.Width, margin, (Func <UserControlVirtualizable>)(() =>
{
bool isOneItem = layout.Count == 1;
InplaceGifViewerViewModel gifViewerViewModel = new InplaceGifViewerViewModel(currentThumb.GifDoc, false, this._isCommentThumbItem || this._isMessage, isOneItem);
if (isOneItem)
{
return (UserControlVirtualizable) new InplaceGifViewerUC()
{
Width = rect.Width,
Height = rect.Height,
VM = gifViewerViewModel,
gifOverlayUC =
{
OnTap = (Action)(() => this.Image_Tap(virtImage))
}
}
}
;
return((UserControlVirtualizable) new GifOverlayUC()
{
Width = rect.Width,
Height = rect.Height,
DataContext = (object)gifViewerViewModel,
OnTap = (Action)(() => this.Image_Tap(virtImage))
});
}), (Func <double>)(() => rect.Height), (Action <UserControlVirtualizable>)null, 0.0, false);
virtImage.OverlayControl = (object)ucItem;
this.VirtualizableChildren.Add((IVirtualizable)ucItem);
}
else if (currentThumb.Album != null || currentThumb.MarketAlbum != null)
{
this.VirtualizableChildren.Add((IVirtualizable) new UCItem(rect.Width, margin, (Func <UserControlVirtualizable>)(() =>
{
return((UserControlVirtualizable) new AlbumNewsItemDescUC()
{
Width = rect.Width,
Height = rect.Height,
DataContext = (object)(currentThumb.Album != null ? new AlbumNewsItemDescViewModel(currentThumb.Album, rect.Width > 460.0) : new AlbumNewsItemDescViewModel(currentThumb.MarketAlbum, rect.Width > 460.0))
});
}), (Func <double>)(() => rect.Height), (Action <UserControlVirtualizable>)null, 0.0, false));
virtImage.Tag2 = "NotAPreview";
}
else if (blackRectOnTop)
{
if (flag)
{
this.VirtualizableChildren.Add((IVirtualizable) new TextItem(rect.Width - 12.0, new Thickness(rect.Left + 12.0, rect.Top + rect.Height - 69.0, 0.0, 0.0), this._thumbs[index].LabelLarge, false, 25.33, "Segoe WP", 27.0, new SolidColorBrush(Colors.White), false, null));
double width = rect.Width - 12.0;
Thickness textMargin = new Thickness(rect.Left + 12.0, rect.Top + rect.Height - 37.0, 0.0, 0.0);
string label = this._thumbs[index].Label;
int num1 = 0;
double fontSize = 20.0;
string fontFamily = "Segoe WP";
double lineHeight = 22.0;
SolidColorBrush foreground = new SolidColorBrush(Colors.White);
double num2 = 0.6;
foreground.Opacity = num2;
int num3 = 0;
object local = null;
this.VirtualizableChildren.Add((IVirtualizable) new TextItem(width, textMargin, label, num1 != 0, fontSize, fontFamily, lineHeight, foreground, num3 != 0, (Action)local));
}
else
{
this.VirtualizableChildren.Add((IVirtualizable) new TextItem(rect.Width - 12.0, new Thickness(rect.Left + 12.0, rect.Top + rect.Height - 37.0, 0.0, 0.0), this._thumbs[index].Label, false, 20.0, "Segoe WP", 22.0, new SolidColorBrush(Colors.White), false, null));
}
virtImage.Tag2 = "NotAPreview";
}
++index;
}
if (this.CurrentState != VirtualizableState.Unloaded)
{
foreach (IVirtualizable virtualizableChild in (Collection <IVirtualizable>) this.VirtualizableChildren)
{
virtualizableChild.ChangeState(this.CurrentState);
}
}
double num;
if (layout.Count <= 0)
{
num = 0.0;
}
else
{
Rect rect = layout.Last <Rect>();
double top = rect.Top;
rect = layout.Last <Rect>();
double height = rect.Height;
num = top + height;
}
this._height = num;
}
private void ReadThumbsListFromAttachments()
{
if (this._attachments == null)
{
return;
}
this._thumbs.Clear();
List <Attachment> .Enumerator enumerator = this._attachments.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
Attachment current = enumerator.Current;
ThumbsItem.Thumb thumb1 = (ThumbsItem.Thumb)null;
if (current.type == "photo")
{
Photo photo = current.photo;
if (photo != null)
{
thumb1 = ThumbsItem.ConvertPhotoToThumb(photo, current);
}
}
else if (current.type == "album")
{
Photo thumb2 = current.album.thumb;
if (thumb2 != null)
{
thumb1 = ThumbsItem.ConvertPhotoToAlbumThumb(thumb2, current);
}
else
{
thumb1 = new ThumbsItem.Thumb(current)
{
Width = this.Width,
Height = (double)(int)(this.Width * 2.0 / 3.0)
}
};
}
else if (current.type == "market_album")
{
Photo photo = current.market_album.photo;
if (photo != null)
{
thumb1 = ThumbsItem.ConvertPhotoToAlbumThumb(photo, current);
}
else
{
thumb1 = new ThumbsItem.Thumb(current)
{
Width = this.Width,
Height = (double)(int)(this.Width * 2.0 / 3.0)
}
};
}
else if (current.type == "video")
{
VKClient.Common.Backend.DataObjects.Video video = current.video;
if (video != null)
{
thumb1 = new ThumbsItem.Thumb(current)
{
Width = this.Width,
Height = (double)(int)(this.Width * 9.0 / 16.0),
BigSrc = string.IsNullOrWhiteSpace(video.image_big) ? video.image_medium : video.image_big
}
}
;
}
else if (current.type == "doc")
{
Doc doc = current.doc;
if (doc != null && doc.IsVideoGif)
{
Photo photoPreview = doc.ConvertToPhotoPreview();
thumb1 = new ThumbsItem.Thumb(current)
{
Width = (double)photoPreview.width,
Height = (double)photoPreview.height,
BigSrc = photoPreview.src_xbig
};
}
}
if (thumb1 != null)
{
this._thumbs.Add(thumb1);
}
}
}
finally
{
enumerator.Dispose();
}
}
private void ReadThumbsListFromAttachments()
{
if (this._attachments == null)
{
return;
}
this._thumbs.Clear();
foreach (Attachment attachment in this._attachments)
{
ThumbsItem.Thumb thumb1 = (ThumbsItem.Thumb)null;
if (attachment.type == "photo")
{
Photo photo = attachment.photo;
if (photo != null)
{
thumb1 = ThumbsItem.ConvertPhotoToThumb(photo, attachment);
}
}
else if (attachment.type == "album")
{
Photo thumb2 = attachment.album.thumb;
if (thumb2 != null)
{
thumb1 = ThumbsItem.ConvertPhotoToAlbumThumb(thumb2, attachment);
}
else
{
thumb1 = new ThumbsItem.Thumb(attachment)
{
Width = this.Width,
Height = (double)(int)(this.Width * 2.0 / 3.0)
}
};
}
else if (attachment.type == "market_album")
{
Photo photo = attachment.market_album.photo;
if (photo != null)
{
thumb1 = ThumbsItem.ConvertPhotoToAlbumThumb(photo, attachment);
}
else
{
thumb1 = new ThumbsItem.Thumb(attachment)
{
Width = this.Width,
Height = (double)(int)(this.Width * 2.0 / 3.0)
}
};
}
else if (attachment.type == "video")
{
VKClient.Common.Backend.DataObjects.Video video = attachment.video;
if (video != null)
{
thumb1 = new ThumbsItem.Thumb(attachment)
{
Width = this.Width,
Height = (double)(int)(this.Width * 9.0 / 16.0),
BigSrc = string.IsNullOrWhiteSpace(video.image_big) ? video.image_medium : video.image_big
}
}
;
}
else if (attachment.type == "doc")
{
Doc doc = attachment.doc;
if (doc != null && doc.IsVideoGif)
{
Photo photoPreview = doc.ConvertToPhotoPreview();
thumb1 = new ThumbsItem.Thumb(attachment)
{
Width = (double)photoPreview.width,
Height = (double)photoPreview.height,
BigSrc = photoPreview.src_xbig
};
}
}
if (thumb1 != null)
{
this._thumbs.Add(thumb1);
}
}
}
