public void UpdateImageContainer(string url)
{
var image = ImageProxyFile.Parse(url);
if (image == null)
{
_imageContainer.Content = "";
}
else
{
image.Width = 230;
image.Height = 129;
_imageContainer.Content = LINQPad.Util.Image(image.ToString());
}
}
public static ImageProxyFile Parse(string url)
{
var image = new ImageProxyFile();
var match = Pattern.Match(url);
if (!match.Success)
{
return(null);
}
image.Endpoint = match.Groups[EndpointIndex].Value;
image.Hash = match.Groups[HashIndex].Value;
var width = match.Groups[WidthIndex];
var height = match.Groups[HeightIndex];
var crop = match.Groups[CropIndex];
var color = match.Groups[ColorIndex];
var type = match.Groups[TypeIndex];
if (width.Success)
{
image.Width = Convert.ToInt32(width.Value, CultureInfo.InvariantCulture);
}
if (height.Success)
{
image.Height = Convert.ToInt32(height.Value, CultureInfo.InvariantCulture);
}
if (crop.Success)
{
var c = crop.Captures;
for (int i = 0; i < c.Count; i++)
{
switch (c[i].Value)
{
case "face":
{
image.Crop |= ImageCrop.Face;
break;
}
case "hint":
{
image.Crop |= ImageCrop.Hint;
break;
}
default:
throw new InvalidOperationException("unhandled crop parameter");
}
}
}
if (color.Success)
{
image.Color = color.Value;
}
// required
switch (type.Value)
{
case "jpg":
{
image.OutputType = ImageType.Jpg;
break;
}
case "png":
{
image.OutputType = ImageType.Png;
break;
}
case "webp":
{
image.OutputType = ImageType.Webp;
break;
}
default:
{
throw new InvalidOperationException("unhandled type parameter");
}
}
return(image);
}
