/*
* Sets the picture to show from a file path
*/
private void SetImage(string sFilePath, Rotation iRotation)
{
//Initialize the new image as a bitmap
BitmapImage bitmap = new BitmapImage();
//Set the bitmap source
bitmap.BeginInit();
bitmap.UriSource = new Uri(sFilePath, UriKind.Relative);
bitmap.CacheOption = BitmapCacheOption.OnLoad;
//Release the bitmap for it to be accessed
bitmap.EndInit();
bitmap.Freeze();
//Initialize a transformed bitmap for rotation
TransformedBitmap transBitmap = new TransformedBitmap();
transBitmap.BeginInit();
transBitmap.Source = bitmap.Clone();
//Set the orientation of the transformed bitmap
switch (iRotation)
{
case Rotation.Left:
transBitmap.Transform = new RotateTransform(270);
break;
case Rotation.Right:
transBitmap.Transform = new RotateTransform(90);
break;
case Rotation.Full:
transBitmap.Transform = new RotateTransform(180);
break;
case Rotation.None:
transBitmap.Transform = new RotateTransform(0);
break;
}
//Release the transformed bitmap for it to be accessed
transBitmap.EndInit();
transBitmap.Freeze();
//Set the grid background color
gridPicture.Background = new SolidColorBrush(Colors.Black);
//Set the map visibility
mapPicture.Visibility = Visibility.Visible;
//Set the new image
imgPicture.Source = transBitmap.Clone();
}
private void storeTransformedBitmap()
{
storedTransformedBitmap = (Bitmap)TransformedBitmap.Clone();
}