X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a419c3b116bef0b1e58e2ed0aea6ed0d053f7c21..cbea3ec6ae2cd8c8d477c6f04a09ca8a1fa1ab96:/include/wx/os2/metafile.h diff --git a/include/wx/os2/metafile.h b/include/wx/os2/metafile.h index d15134c520..ac5f7c6267 100644 --- a/include/wx/os2/metafile.h +++ b/include/wx/os2/metafile.h @@ -3,86 +3,140 @@ // Purpose: wxMetaFile, wxMetaFileDC classes. // This probably should be restricted to Windows platforms, // but if there is an equivalent on your platform, great. -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/10/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_METAFIILE_H_ #define _WX_METAFIILE_H_ -#ifdef __GNUG__ -#pragma interface "metafile.h" -#endif - -#include "wx/setup.h" #include "wx/dc.h" +#include "wx/gdiobj.h" +#include "wx/os2/dc.h" + +#if wxUSE_DRAG_AND_DROP +#include "wx/dataobj.h" +#endif /* - * Metafile and metafile device context classes - work in Windows 3.1 only + * Metafile and metafile device context classes * */ -class WXDLLEXPORT wxDC; -class WXDLLEXPORT wxMetaFile: public wxObject -{ - DECLARE_DYNAMIC_CLASS(wxMetaFile) - public: - wxMetaFile(const wxString& file = ""); - ~wxMetaFile(); +#define wxMetaFile wxMetafile +#define wxMetaFileDC wxMetafileDC - // 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); +class WXDLLIMPEXP_FWD_CORE wxMetafile; - virtual bool Play(wxDC *dc); - // TODO - inline bool Ok() { return FALSE; }; +class WXDLLIMPEXP_CORE wxMetafileRefData: public wxGDIRefData +{ + friend class WXDLLIMPEXP_FWD_CORE wxMetafile; +public: + wxMetafileRefData(void); + virtual ~wxMetafileRefData(void); -/* TODO: Implementation - inline WXHANDLE GetHMETAFILE() { return m_metaFile; } - inline void SetHMETAFILE(WXHANDLE mf) { m_metaFile = mf; } + virtual bool IsOk() const { return m_metafile != 0; } -protected: - WXHANDLE m_metaFile; -*/ +public: + WXHANDLE m_metafile; + int m_windowsMappingMode; }; -class WXDLLEXPORT wxMetaFileDC: public wxDC +#define M_METAFILEDATA ((wxMetafileRefData *)m_refData) + +class WXDLLIMPEXP_CORE wxMetafile: public wxGDIObject { - DECLARE_DYNAMIC_CLASS(wxMetaFileDC) + DECLARE_DYNAMIC_CLASS(wxMetafile) +public: + wxMetafile(const wxString& file = wxEmptyString); + virtual ~wxMetafile(void); - public: - // Don't supply origin and extent - // Supply them to wxMakeMetaFilePlaceable instead. - wxMetaFileDC(const wxString& file = ""); + // 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); - // 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 bool Play(wxDC *dc); - ~wxMetaFileDC(); + // Implementation + inline WXHANDLE GetHMETAFILE(void) { return M_METAFILEDATA->m_metafile; } + void SetHMETAFILE(WXHANDLE mf) ; + inline int GetWindowsMappingMode(void) { return M_METAFILEDATA->m_windowsMappingMode; } + void SetWindowsMappingMode(int mm); - // Should be called at end of drawing - virtual wxMetaFile *Close(); - virtual void SetMapMode(int mode); - virtual void GetTextExtent(const wxString& string, float *x, float *y, - float *descent = NULL, float *externalLeading = NULL, - wxFont *theFont = NULL, bool use16bit = FALSE); +protected: + virtual wxGDIRefData *CreateGDIRefData() const; + virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const; +}; - // Implementation - inline wxMetaFile *GetMetaFile() { return m_metaFile; } - inline void SetMetaFile(wxMetaFile *mf) { m_metaFile = mf; } - inline int GetWindowsMappingMode() { return m_windowsMappingMode; } - inline void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; } +class WXDLLIMPEXP_CORE wxMetafileDCImpl: public wxPMDCImpl +{ +public: + wxMetafileDCImpl(wxDC *owner, const wxString& file = wxEmptyString); + wxMetafileDCImpl(wxDC *owner, const wxString& file, + int xext, int yext, int xorg, int yorg); + virtual ~wxMetafileDCImpl(); + + virtual wxMetafile *Close(); + virtual void SetMapMode(int mode); + virtual void DoGetTextExtent(const wxString& string, + wxCoord *x, wxCoord *y, + wxCoord *descent = NULL, + wxCoord *externalLeading = NULL, + const wxFont *theFont = NULL) 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: - int m_windowsMappingMode; - wxMetaFile *m_metaFile; + virtual void DoGetSize(int *width, int *height) const; + + int m_windowsMappingMode; + wxMetafile* m_metaFile; + +private: + DECLARE_CLASS(wxMetafileDCImpl) + DECLARE_NO_COPY_CLASS(wxMetafileDCImpl) +}; + +class WXDLLIMPEXP_CORE wxMetafileDC: public wxDC +{ +public: + // Don't supply origin and extent + // Supply them to wxMakeMetaFilePlaceable instead. + wxMetafileDC(const wxString& file = wxEmptyString) + :wxDC(new wxMetafileDCImpl( this, file )) + { } + + // 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) + : wxDC(new wxMetafileDCImpl( this, file, xext, yext, xorg, yorg )) + { } + + wxMetafile *GetMetafile() const + { return ((wxMetafileDCImpl*)m_pimpl)->GetMetaFile(); } + + virtual ~wxMetafileDC(void) + { delete m_pimpl; } + + // Should be called at end of drawing + virtual wxMetafile *Close(void) + { return ((wxMetafileDCImpl*)m_pimpl)->Close(); } + + inline void SetMetaFile(wxMetafile *mf) + { ((wxMetafileDCImpl*)m_pimpl)->SetMetaFile(mf); } + +private: + DECLARE_CLASS(wxMetafileDC) + DECLARE_NO_COPY_CLASS(wxMetafileDC) }; /* @@ -93,10 +147,63 @@ protected: */ // No origin or extent -bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, float scale = 1.0); +#define wxMakeMetaFilePlaceable wxMakeMetafilePlaceable +bool WXDLLIMPEXP_CORE 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); +bool WXDLLIMPEXP_CORE 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 +// ---------------------------------------------------------------------------- + +// TODO: implement OLE side of things. At present, it's just for clipboard +// use. + +#if wxUSE_DRAG_AND_DROP +class WXDLLIMPEXP_CORE wxMetafileDataObject : public wxDataObject +{ +public: + // ctors + wxMetafileDataObject() { m_width = 0; m_height = 0; }; + wxMetafileDataObject(const wxMetafile& metafile, int width = 0,int height = 0) + :m_metafile(metafile) + ,m_width(width) + ,m_height(height) { } + + void SetMetafile(const wxMetafile& metafile, int w = 0, int h = 0) + { m_metafile = metafile; m_width = w; m_height = h; } + wxMetafile GetMetafile() const { return m_metafile; } + int GetWidth() const { return m_width; } + int GetHeight() const { return m_height; } + + virtual wxDataFormat GetFormat() const { return wxDF_METAFILE; } + +/* ?? + // implement base class pure virtuals + virtual wxDataFormat GetPreferredFormat() const + { return (wxDataFormat) wxDataObject::Text; } + virtual bool IsSupportedFormat(wxDataFormat format) const + { return format == wxDataObject::Text || format == wxDataObject::Locale; } + virtual size_t GetDataSize() const + { return m_strText.Len() + 1; } // +1 for trailing '\0'of course + virtual void GetDataHere(void *pBuf) const + { memcpy(pBuf, m_strText.c_str(), GetDataSize()); } +*/ + +private: + wxMetafile m_metafile; + int m_width; + int m_height; +}; +#endif #endif // _WX_METAFIILE_H_