private async Task CreateCategoryItem(ImageMetaData imageMetaData)
{
Func<Task<IBitmap>> lazyImageFactory = () => downloadManager.DownloadImage(imageMetaData.imageThumbnail);
var category = new CategoryItem(imageMetaData.imageUrl, imageMetaData.Category, lazyImageFactory);
CategoryItems.Add(category);
await category.LoadImage();
}
private async Task GetTop4WallPaperItems()
{
var rssForFeed = await _rssReader.GetFeed(_themes.Top4.FeedUrl);
var imageMetaData = _rssReader.GetImageMetaData(rssForFeed);
var taskList = new List<Task>();
foreach (var imd in imageMetaData)
{
SetupLiveTile(imd.GetResizedImageUrl());
Func<Task<IBitmap>> lazyImageFactory = () => _downloadManager.DownloadImage(imd.imageThumbnail);
var categoryItem = new CategoryItem(imd.imageUrl ,imd.Category, lazyImageFactory);
Top4Items.Add(categoryItem);
taskList.Add(categoryItem.LoadImage());
}
await Task.WhenAll(taskList);
}
private async Task GetCategory(Theme theme)
{
Func<Task<IBitmap>> lazyImageFactory = async () =>
{
var feed = await _rssReader.GetFeed(theme.FeedUrl);
var firstImageFromFeed = _rssReader.GetFirstImageMetaData(feed);
firstImageFromFeed.Category = theme.Name;
return await _downloadManager.DownloadImage(firstImageFromFeed.imageThumbnail);
};
var categoryItem = new CategoryItem(theme.FeedUrl, theme.Name, lazyImageFactory);
CategoryItems.Add(categoryItem);
await categoryItem.LoadImage();
}
private async Task GetTop4WallPaperItems()
{
rss rssForFeed = null;
try
{
rssForFeed = await _rssReader.GetFeed(_themes.Top4.FeedUrl);
var imageMetaData = _rssReader.GetImageMetaData(rssForFeed);
var taskList = new List<Task>();
foreach (var imd in imageMetaData.Skip(0).Take(2))
{
Func<Task<IBitmap>> lazyImageFactory = () => _downloadManager.DownloadImage(imd.imageThumbnail);
var categoryItem = new CategoryItem(imd.imageUrl, imd.Category, lazyImageFactory);
Top2Items.Add(categoryItem);
taskList.Add(categoryItem.LoadImage());
}
foreach (var imd in imageMetaData.Skip(2).Take(2))
{
Func<Task<IBitmap>> lazyImageFactory = () => _downloadManager.DownloadImage(imd.imageThumbnail);
var categoryItem = new CategoryItem(imd.imageUrl, imd.Category, lazyImageFactory);
Bottom2Items.Add(categoryItem);
taskList.Add(categoryItem.LoadImage());
}
await Task.WhenAll(taskList);
}
catch (Exception )
{
}
}