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/***************************************************************
* Name: ShapeDataObject.h
* Purpose: Defines shape data object class
* Author: Michal Bližňák (michal.bliznak@tiscali.cz)
* Created: 2007-07-22
* Copyright: Michal Bližňák
* License: wxWidgets license (www.wxwidgets.org)
* Notes:
**************************************************************/
#ifndef _WXSFSHAPEDATAOBJECT_H
#define _WXSFSHAPEDATAOBJECT_H
#include <wx/wxsf/DiagramManager.h>
/*!
* \brief Class encapsulating data object used during clipboard operations with shapes.
*/
class wxSFShapeDataObject : public wxDataObjectSimple
{
public:
/*!
* \brief Default constructor
* \param format Data format
*/
wxSFShapeDataObject(const wxDataFormat& format);
/*!
* \brief User constructor
* \param format Data format
* \param selection List of shapes which should be stored in the data object
* \param manager Pointer to diagram manager which manages stored shapes
*/
wxSFShapeDataObject(const wxDataFormat& format, const ShapeList& selection, wxSFDiagramManager* manager);
/*! \brief Destructor */
virtual ~wxSFShapeDataObject(void);
/*! \brief Function returns sizes of the data object */
virtual size_t GetDataSize() const;
/*!
* \brief Function should export data from data object to given buffer.
* \param buf External output data buffer
* \return TRUE on success, otherwise FALSE
*/
virtual bool GetDataHere(void* buf) const;
/*!
* \brief Function should inport data from data object from given buffer.
* \param len Data lenght
* \param buf External input data buffer
* \return TRUE on success, otherwise FALSE
*/
virtual bool SetData(size_t len, const void* buf);
wxTextDataObject m_Data;
protected:
/*!
* \brief Serialize shapes to data object.
* \param selection List of shapes which should be serialized
* \param manager Parent diagram manager
* \return String containing serialized information
*/
wxString SerializeSelectedShapes(const ShapeList& selection, wxSFDiagramManager* manager);
};
#endif //_WXSFSHAPEDATAOBJECT_H
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