#ifndef _WX_MSW_ENHMETA_H_
#define _WX_MSW_ENHMETA_H_
-#ifdef __GNUG__
- #pragma interface "enhmeta.h"
-#endif
-
#include "wx/dc.h"
+#include "wx/gdiobj.h"
#if wxUSE_DRAG_AND_DROP
#include "wx/dataobj.h"
// wxEnhMetaFile: encapsulation of Win32 HENHMETAFILE
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxEnhMetaFile : public wxObject
+class WXDLLIMPEXP_CORE wxEnhMetaFile : public wxGDIObject
{
public:
wxEnhMetaFile(const wxString& file = wxEmptyString) : m_filename(file)
{ Init(); }
- wxEnhMetaFile(const wxEnhMetaFile& metafile)
+ wxEnhMetaFile(const wxEnhMetaFile& metafile) : wxGDIObject()
{ Init(); Assign(metafile); }
wxEnhMetaFile& operator=(const wxEnhMetaFile& metafile)
{ Free(); Assign(metafile); return *this; }
{ Free(); }
// display the picture stored in the metafile on the given DC
- bool Play(wxDC *dc, wxRect *rectBound = (wxRect *)NULL);
+ bool Play(wxDC *dc, wxRect *rectBound = NULL);
// accessors
- bool Ok() const { return m_hMF != 0; }
+ virtual bool IsOk() const { return m_hMF != 0; }
wxSize GetSize() const;
int GetWidth() const { return GetSize().x; }
void SetHENHMETAFILE(WXHANDLE hMF) { Free(); m_hMF = hMF; }
protected:
- void Init() { m_hMF = 0; }
+ void Init();
void Free();
void Assign(const wxEnhMetaFile& mf);
+ // we don't use these functions (but probably should) but have to implement
+ // them as they're pure virtual in the base class
+ virtual wxGDIRefData *CreateGDIRefData() const;
+ virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
+
private:
wxString m_filename;
WXHANDLE m_hMF;
// wxEnhMetaFileDC: allows to create a wxEnhMetaFile
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxEnhMetaFileDC : public wxDC
+class WXDLLIMPEXP_CORE wxEnhMetaFileDC : public wxDC
{
public:
// the ctor parameters specify the filename (empty for memory metafiles),
int width = 0, int height = 0,
const wxString& description = wxEmptyString);
- virtual ~wxEnhMetaFileDC();
+ // as above, but takes reference DC as first argument to take resolution,
+ // size, font metrics etc. from
+ wxEnhMetaFileDC(const wxDC& referenceDC,
+ const wxString& filename = wxEmptyString,
+ int width = 0, int height = 0,
+ const wxString& description = wxEmptyString);
// obtain a pointer to the new metafile (caller should delete it)
wxEnhMetaFile *Close();
// notice that we want to support both CF_METAFILEPICT and CF_ENHMETAFILE and
// so we derive from wxDataObject and not from wxDataObjectSimple
-class WXDLLEXPORT wxEnhMetaFileDataObject : public wxDataObject
+class WXDLLIMPEXP_CORE wxEnhMetaFileDataObject : public wxDataObject
{
public:
// ctors
protected:
wxEnhMetaFile m_metafile;
- DECLARE_NO_COPY_CLASS(wxEnhMetaFileDataObject)
+ wxDECLARE_NO_COPY_CLASS(wxEnhMetaFileDataObject);
};
// CF_ENHMETAFILE
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxEnhMetaFileSimpleDataObject : public wxDataObjectSimple
+class WXDLLIMPEXP_CORE wxEnhMetaFileSimpleDataObject : public wxDataObjectSimple
{
public:
// ctors
virtual bool GetDataHere(void *buf) const;
virtual bool SetData(size_t len, const void *buf);
+ virtual size_t GetDataSize(const wxDataFormat& WXUNUSED(format)) const
+ { return GetDataSize(); }
+ virtual bool GetDataHere(const wxDataFormat& WXUNUSED(format),
+ void *buf) const
+ { return GetDataHere(buf); }
+ virtual bool SetData(const wxDataFormat& WXUNUSED(format),
+ size_t len, const void *buf)
+ { return SetData(len, buf); }
+
protected:
wxEnhMetaFile m_metafile;
- DECLARE_NO_COPY_CLASS(wxEnhMetaFileSimpleDataObject)
+ wxDECLARE_NO_COPY_CLASS(wxEnhMetaFileSimpleDataObject);
};
#endif // wxUSE_DRAG_AND_DROP