public static void ReplacePreviewImage(WrapGrid area, PreviewArea preview, Picture pic)
{
using (Bitmap bitmap = new Bitmap(pic.Path))
{
preview.SetImage(bitmap);
preview.SetPictureInfo(pic.Name.GetText(), bitmap.Width, bitmap.Height);
}
area.GetArea().SetFocus();
}
public static void FillImageArea(CoreWindow handler, WrapGrid area, PreviewArea preview, String directory)
{
if (directory == null || directory == String.Empty)
{
return;
}
LoadingScreen screen = new LoadingScreen();
screen.Show(handler);
Task thread = new Task(() =>
{
area.Clear();
DirectoryInfo d = new DirectoryInfo(directory);
FileInfo[] files = d.GetFiles();
List <Picture> list = new List <Picture>();
int count = files.Length;
int index = 0;
Parallel.ForEach(files, (f) =>
{
index++;
if (CheckExtensionFilter(f))
{
Bitmap img = new Bitmap(f.FullName);
Bitmap dBitmap = DownScaleBitmap(img, 170, 100);
Picture pic = new Picture(dBitmap, f.Name, f.FullName);
pic.EventMouseClick += (sender, args) =>
{
ReplacePreviewImage(area, preview, pic);
};
pic.EventKeyPress += (sender, args) =>
{
if (args.Key == KeyCode.Enter)
{
ReplacePreviewImage(area, preview, pic);
}
};
dBitmap.Dispose();
img.Dispose();
list.Add(pic);
}
float persent = ((float)index / (float)count) * 100.0f;
screen.SetValue((int)persent);
});
if (list.Count == 0)
{
screen.SetToClose();
return;
}
list.Sort();
foreach (var item in list)
{
area.AddItem(item);
}
Random rnd = new Random();
int fileIndex = rnd.Next(0, list.Count);
using (Bitmap img = new Bitmap(list[fileIndex].Path))
{
preview.SetImage(img);
preview.SetPictureInfo(new FileInfo(list[fileIndex].Path).Name, img.Width, img.Height);
}
screen.SetToClose();
});
thread.Start();
}