/// <summary>
/// Place the photo tagger to the bottom left of given point.
/// </summary>
/// <param name="photoViewer">PhotoViewerControl which holds the tagger control.</param>
/// <param name="topRightCorner">Top right corner point of tagger.</param>
private static void PlaceTaggerControl(PhotoViewerControl photoViewer, Point topRightCorner)
{
double widthByTwo = photoViewer._tagTarget.Width / 2;
double heightByTwo = photoViewer._tagTarget.Height / 2;
double x = topRightCorner.X - photoViewer._photoTagger.Width - widthByTwo;
double y = topRightCorner.Y - heightByTwo;
if (topRightCorner.Y + photoViewer._photoTagger.Height > photoViewer._photoDisplayGrid.ActualHeight)
{
y = photoViewer._photoDisplayGrid.ActualHeight - photoViewer._photoTagger.Height - heightByTwo;
}
if (topRightCorner.X - widthByTwo < photoViewer._photoTagger.Width)
{
x = topRightCorner.X + widthByTwo;
}
photoViewer._photoTagger.TransformPoint = new Point(x, y);
}
private void owner_PreviewMouseWheel(object sender, System.Windows.Input.MouseWheelEventArgs e)
{
PhotoViewerControl.HandleScrollViewerMouseWheel((ScrollViewer)sender, false, e);
}
