X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2845ddc25c401eab92825563a27aade46f7cfe3d..f41bc3e3f3fda37fba548440b230288c5eed0953:/include/wx/msw/metafile.h?ds=inline diff --git a/include/wx/msw/metafile.h b/include/wx/msw/metafile.h index d5f6f3f8db..c1a648fd24 100644 --- a/include/wx/msw/metafile.h +++ b/include/wx/msw/metafile.h @@ -1,39 +1,35 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: metafile.h -// Purpose: wxMetaFile, wxMetaFileDC classes +// Name: wx/msw/metafile.h +// Purpose: wxMetaFile, wxMetaFileDC and wxMetaFileDataObject classes // Author: Julian Smart -// Modified by: +// Modified by: VZ 07.01.00: implemented wxMetaFileDataObject // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - #ifndef _WX_METAFIILE_H_ #define _WX_METAFIILE_H_ #ifdef __GNUG__ -#pragma interface "metafile.h" + #pragma interface "metafile.h" #endif #include "wx/setup.h" #if wxUSE_METAFILE + #include "wx/dc.h" #include "wx/gdiobj.h" #if wxUSE_DRAG_AND_DROP -#include "wx/dataobj.h" + #include "wx/dataobj.h" #endif -/* - * Metafile and metafile device context classes - * - */ - -#define wxMetaFile wxMetafile -#define wxMetaFileDC wxMetafileDC +// ---------------------------------------------------------------------------- +// Metafile and metafile device context classes +// ---------------------------------------------------------------------------- class WXDLLEXPORT wxMetafile; @@ -41,90 +37,99 @@ class WXDLLEXPORT wxMetafileRefData: public wxGDIRefData { friend class WXDLLEXPORT wxMetafile; public: - wxMetafileRefData(void); - ~wxMetafileRefData(void); + wxMetafileRefData(); + ~wxMetafileRefData(); public: WXHANDLE m_metafile; int m_windowsMappingMode; + int m_width, m_height; }; #define M_METAFILEDATA ((wxMetafileRefData *)m_refData) class WXDLLEXPORT wxMetafile: public wxGDIObject { - DECLARE_DYNAMIC_CLASS(wxMetafile) - public: - // Copy constructor - inline wxMetafile(const wxMetafile& metafile) - { Ref(metafile); } - - wxMetafile(const wxString& file = ""); - ~wxMetafile(void); - - // 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); - inline bool Ok(void) const { return (M_METAFILEDATA && (M_METAFILEDATA->m_metafile != 0)); }; - - // 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); - - // Operators - inline wxMetafile& operator = (const wxMetafile& metafile) { if (*this == metafile) return (*this); Ref(metafile); return *this; } - inline bool operator == (const wxMetafile& metafile) { return m_refData == metafile.m_refData; } - inline bool operator != (const wxMetafile& metafile) { return m_refData != metafile.m_refData; } +public: + wxMetafile(const wxString& file = wxEmptyString); + wxMetafile(const wxMetafile& metafile) { Ref(metafile); } + 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 (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); + + // Operators + wxMetafile& operator=(const wxMetafile& metafile) + { if (*this != metafile) Ref(metafile); return *this; } + bool operator==(const wxMetafile& metafile) const + { return m_refData == metafile.m_refData; } + bool operator!=(const wxMetafile& metafile) const + { return m_refData != metafile.m_refData; } -protected: +private: + DECLARE_DYNAMIC_CLASS(wxMetafile) }; class WXDLLEXPORT wxMetafileDC: public wxDC { - DECLARE_DYNAMIC_CLASS(wxMetafileDC) - - public: - // Don't supply origin and extent - // Supply them to wxMakeMetaFilePlaceable instead. - wxMetafileDC(const wxString& file = ""); +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); + // 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); - ~wxMetafileDC(void); + virtual ~wxMetafileDC(); - // Should be called at end of drawing - virtual wxMetafile *Close(void); - virtual void SetMapMode(int mode); - virtual void GetTextExtent(const wxString& string, long *x, long *y, - long *descent = NULL, long *externalLeading = NULL, - wxFont *theFont = NULL, bool use16bit = FALSE) const; + // Should be called at end of drawing + virtual wxMetafile *Close(); + virtual void SetMapMode(int mode); + virtual void GetTextExtent(const wxString& string, long *x, long *y, + long *descent = NULL, long *externalLeading = NULL, + wxFont *theFont = NULL, bool use16bit = FALSE) const; - // Implementation - inline wxMetafile *GetMetaFile(void) const { return m_metaFile; } - inline void SetMetaFile(wxMetafile *mf) { m_metaFile = mf; } - inline int GetWindowsMappingMode(void) const { return m_windowsMappingMode; } - inline void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; } + // 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; + 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 MM_TEXT mapping mode. + * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode. * */ // No origin or extent -#define wxMakeMetaFilePlaceable wxMakeMetafilePlaceable bool WXDLLEXPORT wxMakeMetafilePlaceable(const wxString& filename, float scale = 1.0); // Optional origin and extent @@ -134,44 +139,34 @@ bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y // 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 WXDLLEXPORT wxMetafileDataObject : public wxDataObject + +class WXDLLEXPORT wxMetafileDataObject : public wxDataObjectSimple { 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()); } -*/ + // 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); -private: - wxMetafile m_metafile; - int m_width; - int m_height; +protected: + wxMetafile m_metafile; }; -#endif + +#endif // wxUSE_DRAG_AND_DROP #endif // wxUSE_METAFILE #endif