public void RotateQueryImage(double theta)
{
var rotatedImage = ImageEditor.RotateImage(this.DownloadedImageUri.LocalPath, (float)(-1.0 * theta));
this.IsQueryImageModified = true;
this.TransformedImageUri = new Uri(rotatedImage);
}
public static string RotateImage(string srcImageFile, float theta) // This method handles the location of an image loaded from the internet
{
if (theta == 0.0) // If there's no rotation needed, just output the original image
{
return(srcImageFile);
}
using (var srcBitmap = new Bitmap(srcImageFile)) // Create a new rotated version of the image
{
var rotatedBitmap = ImageEditor.RotateImage(srcBitmap, theta);
var retValString = Path.GetTempFileName();
rotatedBitmap.Save(retValString, ImageFormat.Jpeg);
rotatedBitmap.Dispose();
return(retValString);
}
}
