public ExtraImageModel(int id, ExtraImage extraImage, ImageSource imageSource)
{
Id = id;
ExtraImage = extraImage;
ImageSource = imageSource;
Location = new Point(ExtraImage.X, ExtraImage.Y);
Size = new Size(ExtraImage.Width, ExtraImage.Height);
}
public BitmapSource LoadImageFromExtraImage(ExtraImage item, BitmapSource extraImage)
{
var image = new WriteableBitmap(item.Width, item.Height, 96, 96, PixelFormats.Pbgra32, null);
var rect = new Int32Rect(item.X, item.Y, item.Width, item.Height);
image.Lock();
extraImage.CopyPixels(rect, image.BackBuffer, image.BackBufferStride * image.PixelHeight, image.BackBufferStride);
image.Unlock();
image.Freeze();
return image;
}
