#include "StdAfx.h"
#include "CommandCut.h"
#include "Layer.h"
#include "GlobalFunction.h"


CCommandCut::CCommandCut(void)
{
}
CCommandCut::~CCommandCut(void)
{
}
//m_ObjContainer 的第一个为剪切的obj
//剪切后的obj 可能为0~2 个
void CCommandCut::ExcuteExt()
{
     CLayer &layer = gLayer;
     vector<Sptr<CObjBase>> &vec = m_ObjContainer.GetObjVec();
     vector<Sptr<CObjBase>>::iterator iter = vec.begin();
     vector<Sptr<CObjBase>>::iterator iter_end = vec.end();
     for(;iter!=iter_end;iter++)
     {
          if((*iter).IsNull()==false)
          {
               (*iter)->SetSelected(false);
               if((*iter).IsNull()==false)
               {
                    if(iter == vec.begin())
                    {
                         layer.DelObj((*iter));
                    }
                    else
                    {
                         layer.AddObject((*iter));
                    }
                    
               }
          }
     }
}
void CCommandCut::UndoExt()
{
     CLayer &layer = gLayer;
     vector<Sptr<CObjBase>> &vec = m_ObjContainer.GetObjVec();
     vector<Sptr<CObjBase>>::iterator iter = vec.begin();
     vector<Sptr<CObjBase>>::iterator iter_end = vec.end();
     for(;iter!=iter_end;iter++)
     {
          if((*iter).IsNull()==false)
          {
               if(iter == vec.begin())
               {
                    layer.AddObject((*iter));
               }
               else
               {
                    layer.DelObj((*iter));
               }
               
          }
     }
}
CString CCommandCut::GetStr()
{
     CString str = "_cut 修剪-----";
     return str;
}