/// <summary>
/// Initializes a new instance of the PixelUndoTask
/// </summary>
/// <param name="bitmap">The target bitmap for hte undo operation</param>
/// <param name="description">A description to use for this UndoTask</param>
/// <param name="tracker">The pixel histroy tracker that contains the information to use on this PerPixelUndoTask</param>
public PerPixelUndoTask(Bitmap bitmap, string description, PixelHistoryTracker tracker)
: base(bitmap)
{
_description = description;
_pixelHistoryTracker = tracker;
}
/// <summary>
/// Initializes a new instance of the PixelUndoTask
/// </summary>
/// <param name="bitmap">The target bitmap for hte undo operation</param>
/// <param name="description">A description to use for this UndoTask</param>
/// <param name="keepReplacedUndos">
/// Whether to keep the first color of pixels that are being replaced. When replacing with this flag on, only the redo color is set, the original undo color being unmodified.
/// </param>
public PerPixelUndoTask(Bitmap bitmap, string description, bool keepReplacedUndos = false)
: base(bitmap)
{
_description = description;
_pixelHistoryTracker = new PixelHistoryTracker(keepReplacedUndos, bitmap.Width);
}