/*
 *@file CopyModuleCmd.h
 *@brief 拷贝工作流中的模块
 *@date: 2012-10-9
 *@author: liujunxia
 */

#ifndef PAI_FRAME_WORKFLOWVIEW_COPYMODULECMD_H_
#define PAI_FRAME_WORKFLOWVIEW_COPYMODULECMD_H_

#include <QGraphicsItem>
#include <QUndoCommand>

namespace pai
{
	class CPaiWorkflowPlugin;
    namespace objectmodel
    {
        class PaiWorkflowDataModel;
    }
    namespace graphics2d
    {
        /**
          * @class CopyModuleCmd
          * @brief 拷贝工作流中的模块
          */
         class CopyModuleCmd :public QUndoCommand
         {
     		public:
     			CopyModuleCmd(pai::objectmodel::PaiWorkflowDataModel *pWorkflow, QList<QGraphicsItem*> list, QUndoCommand *parent = 0);
     			virtual ~CopyModuleCmd();
     			/**
     			 * @brief undo 操作
     			 */
     			void undo();
     			/**
     			 * @brief redo 操作
     			 */
     			void redo();

     		private:
     			/**
     			 * @brief 拷贝图元
     			 */
     			void copyGraphicItems();

     		private:
     			QList<QGraphicsItem*> m_list;
     			pai::objectmodel::PaiWorkflowDataModel* m_pWorkflow;
     			QList<QGraphicsItem*> m_pCopyItems; // copy graphic items buffer
         };
    }

}



#endif /* COPYMODULECMD_H_ */