public override Transform Simplify(Transform other)
{
var other2 = (CropTransform)other;
return new CropTransform
{
Left = Left + other2.Left,
Right = Right + other2.Right,
Top = Top + other2.Top,
Bottom = Bottom + other2.Bottom
};
}
public static void AddOrSimplify(IList<Transform> transformList, Transform transform)
{
var last = transformList.LastOrDefault();
if (transform.CanSimplify(last))
{
var simplified = transform.Simplify(last);
if (simplified.IsNull)
{
transformList.RemoveAt(transformList.Count - 1);
}
else
{
transformList[transformList.Count - 1] = transform.Simplify(last);
}
}
else if (!transform.IsNull)
{
transformList.Add(transform);
}
}
/// <summary>
/// Combines this transform with a previous transform to form a single new transform.
/// </summary>
/// <param name="other"></param>
/// <returns></returns>
public virtual Transform Simplify(Transform other)
{
throw new InvalidOperationException();
}
/// <summary>
/// Determines if this transform performed after another transform can be combined to form a single transform.
/// </summary>
/// <param name="other"></param>
/// <returns></returns>
public virtual bool CanSimplify(Transform other)
{
return false;
}
public void AddTransform(Transform transform)
{
RotateFlipCalled += 1;
}
public override bool CanSimplify(Transform other)
{
return other is CropTransform;
}
private static void AddTransformAndUpdateThumbnail(ScannedImage image, Transform transform)
{
image.AddTransform(transform);
var thumbnail = image.GetThumbnail(null);
if (thumbnail != null)
{
image.SetThumbnail(transform.Perform(thumbnail));
}
}
public override Transform Simplify(Transform other)
{
var other2 = (RotationTransform)other;
return new RotationTransform(Angle + other2.Angle);
}
public override bool CanSimplify(Transform other)
{
return other is RotationTransform;
}
public void AddTransform(Transform transform)
{
// Also updates the recovery index since they reference the same list
Transform.AddOrSimplify(transformList, transform);
_recoveryIndexManager.Save();
}
public void AddTransform(Transform transform)
{
Transform.AddOrSimplify(transformList, transform);
}