http://code.google.com/p/rpcs3/source/detail?r=44

wxWidgets/include/wx/msw/metafile.h

@@ -0,0 +1,171 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/metafile.h
+// Purpose:     wxMetaFile, wxMetaFileDC and wxMetaFileDataObject classes
+// Author:      Julian Smart
+// Modified by: VZ 07.01.00: implemented wxMetaFileDataObject
+// Created:     01/02/97
+// RCS-ID:      $Id: metafile.h 46103 2007-05-18 15:14:44Z VZ $
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_METAFIILE_H_
+#define _WX_METAFIILE_H_
+
+#include "wx/dc.h"
+#include "wx/gdiobj.h"
+
+#if wxUSE_DRAG_AND_DROP
+    #include "wx/dataobj.h"
+#endif
+
+// ----------------------------------------------------------------------------
+// Metafile and metafile device context classes
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxMetafile;
+
+class WXDLLEXPORT wxMetafileRefData: public wxGDIRefData
+{
+    friend class WXDLLEXPORT wxMetafile;
+public:
+    wxMetafileRefData();
+    virtual ~wxMetafileRefData();
+
+public:
+    WXHANDLE m_metafile;
+    int m_windowsMappingMode;
+    int m_width, m_height;
+};
+
+#define M_METAFILEDATA ((wxMetafileRefData *)m_refData)
+
+class WXDLLEXPORT wxMetafile: public wxGDIObject
+{
+public:
+    wxMetafile(const wxString& file = wxEmptyString);
+    virtual ~wxMetafile();
+
+    // After this is called, the metafile cannot be used for anything
+    // since it is now owned by the clipboard.
+    virtual bool SetClipboard(int width = 0, int height = 0);
+
+    virtual bool Play(wxDC *dc);
+    bool Ok() const { return IsOk(); }
+    bool IsOk() const { return (M_METAFILEDATA && (M_METAFILEDATA->m_metafile != 0)); };
+
+    // set/get the size of metafile for clipboard operations
+    wxSize GetSize() const { return wxSize(GetWidth(), GetHeight()); }
+    int GetWidth() const { return M_METAFILEDATA->m_width; }
+    int GetHeight() const { return M_METAFILEDATA->m_height; }
+
+    void SetWidth(int width) { M_METAFILEDATA->m_width = width; }
+    void SetHeight(int height) { M_METAFILEDATA->m_height = height; }
+
+    // Implementation
+    WXHANDLE GetHMETAFILE() const { return M_METAFILEDATA->m_metafile; }
+    void SetHMETAFILE(WXHANDLE mf) ;
+    int GetWindowsMappingMode() const { return M_METAFILEDATA->m_windowsMappingMode; }
+    void SetWindowsMappingMode(int mm);
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxMetafile)
+};
+
+class WXDLLEXPORT wxMetafileDC: public wxDC
+{
+public:
+    // Don't supply origin and extent
+    // Supply them to wxMakeMetaFilePlaceable instead.
+    wxMetafileDC(const wxString& file = wxEmptyString);
+
+    // Supply origin and extent (recommended).
+    // Then don't need to supply them to wxMakeMetaFilePlaceable.
+    wxMetafileDC(const wxString& file, int xext, int yext, int xorg, int yorg);
+
+    virtual ~wxMetafileDC();
+
+    // Should be called at end of drawing
+    virtual wxMetafile *Close();
+    virtual void SetMapMode(int mode);
+
+#if wxABI_VERSION >= 20805
+    virtual void DoGetTextExtent(const wxString& string,
+                                 wxCoord *x, wxCoord *y,
+                                 wxCoord *descent = NULL,
+                                 wxCoord *externalLeading = NULL,
+                                 const wxFont *theFont = NULL) const;
+#endif // wx ABI 2.8.5+
+
+    // this method shouldn't have been defined here (DoGetTextExtent() is the
+    // correct one) but keep it to avoid breaking binary backwards
+    // compatibility
+    virtual void GetTextExtent(const wxString& string, long *x, long *y,
+            long *descent = NULL, long *externalLeading = NULL,
+            wxFont *theFont = NULL, bool use16bit = false) const;
+
+    // Implementation
+    wxMetafile *GetMetaFile() const { return m_metaFile; }
+    void SetMetaFile(wxMetafile *mf) { m_metaFile = mf; }
+    int GetWindowsMappingMode() const { return m_windowsMappingMode; }
+    void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; }
+
+protected:
+    virtual void DoGetSize(int *width, int *height) const;
+
+    int           m_windowsMappingMode;
+    wxMetafile*   m_metaFile;
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxMetafileDC)
+};
+
+/*
+ * Pass filename of existing non-placeable metafile, and bounding box.
+ * Adds a placeable metafile header, sets the mapping mode to anisotropic,
+ * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
+ *
+ */
+
+// No origin or extent
+bool WXDLLEXPORT wxMakeMetafilePlaceable(const wxString& filename, float scale = 1.0);
+
+// Optional origin and extent
+bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale = 1.0, bool useOriginAndExtent = true);
+
+// ----------------------------------------------------------------------------
+// wxMetafileDataObject is a specialization of wxDataObject for metafile data
+// ----------------------------------------------------------------------------
+
+#if wxUSE_DRAG_AND_DROP
+
+class WXDLLEXPORT wxMetafileDataObject : public wxDataObjectSimple
+{
+public:
+    // ctors
+    wxMetafileDataObject() : wxDataObjectSimple(wxDF_METAFILE)
+        { }
+    wxMetafileDataObject(const wxMetafile& metafile)
+        : wxDataObjectSimple(wxDF_METAFILE), m_metafile(metafile) { }
+
+    // virtual functions which you may override if you want to provide data on
+    // demand only - otherwise, the trivial default versions will be used
+    virtual void SetMetafile(const wxMetafile& metafile)
+        { m_metafile = metafile; }
+    virtual wxMetafile GetMetafile() const
+        { return m_metafile; }
+
+    // implement base class pure virtuals
+    virtual size_t GetDataSize() const;
+    virtual bool GetDataHere(void *buf) const;
+    virtual bool SetData(size_t len, const void *buf);
+
+protected:
+    wxMetafile m_metafile;
+};
+
+#endif // wxUSE_DRAG_AND_DROP
+
+#endif
+    // _WX_METAFIILE_H_
+