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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.PPC.Jobs.Models;
namespace Tango.PPC.Jobs.UndoRedoCommands
{
public enum OffsetType{ Left, Middle, Right};
public class ChangeOffsetCommand : IUndoRedoCommand
{
private SegmentModel _segment;
private double _oldValue;
private double _newValue;
private OffsetType _type;
public ChangeOffsetCommand(SegmentModel segment, double oldvalue, double newValue, OffsetType type)
{
_segment = segment;
_oldValue = oldvalue;
_newValue = newValue;
_type = type;
}
public void Execute()
{
if (_segment == null)
return;
switch (_type)
{
case OffsetType.Left:
{
_segment.LeftOffset = _newValue;
break;
}
case OffsetType.Middle:
{
_segment.MiddleOffset = _newValue;
break;
}
case OffsetType.Right:
{
_segment.RightOffset = _newValue;
break;
}
default: break;
}
}
public void UnExecute()
{
if (_segment == null)
return;
switch (_type)
{
case OffsetType.Left:
{
_segment.LeftOffset = _oldValue;
break;
}
case OffsetType.Middle:
{
_segment.MiddleOffset = _oldValue;
break;
}
case OffsetType.Right:
{
_segment.RightOffset = _oldValue;
break;
}
default: break;
}
}
}
}
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