0e320a79f1
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3190 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
102 lines
3.0 KiB
C++
102 lines
3.0 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: metafile.h
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// Purpose: wxMetaFile, wxMetaFileDC classes.
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// This probably should be restricted to Windows platforms,
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// but if there is an equivalent on your platform, great.
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// Author: AUTHOR
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// Modified by:
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// Created: ??/??/98
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// RCS-ID: $Id$
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// Copyright: (c) AUTHOR
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_METAFIILE_H_
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#define _WX_METAFIILE_H_
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#ifdef __GNUG__
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#pragma interface "metafile.h"
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#endif
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#include "wx/setup.h"
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/*
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* Metafile and metafile device context classes - work in Windows 3.1 only
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*
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*/
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class WXDLLEXPORT wxDC;
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class WXDLLEXPORT wxMetaFile: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxMetaFile)
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public:
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wxMetaFile(const wxString& file = "");
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~wxMetaFile();
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// After this is called, the metafile cannot be used for anything
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// since it is now owned by the clipboard.
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virtual bool SetClipboard(int width = 0, int height = 0);
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virtual bool Play(wxDC *dc);
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// TODO
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inline bool Ok() { return FALSE; };
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/* TODO: Implementation
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inline WXHANDLE GetHMETAFILE() { return m_metaFile; }
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inline void SetHMETAFILE(WXHANDLE mf) { m_metaFile = mf; }
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protected:
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WXHANDLE m_metaFile;
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*/
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};
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class WXDLLEXPORT wxMetaFileDC: public wxDC
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{
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DECLARE_DYNAMIC_CLASS(wxMetaFileDC)
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public:
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// Don't supply origin and extent
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// Supply them to wxMakeMetaFilePlaceable instead.
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wxMetaFileDC(const wxString& file = "");
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// Supply origin and extent (recommended).
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// Then don't need to supply them to wxMakeMetaFilePlaceable.
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wxMetaFileDC(const wxString& file, int xext, int yext, int xorg, int yorg);
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~wxMetaFileDC();
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// Should be called at end of drawing
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virtual wxMetaFile *Close();
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virtual void SetMapMode(int mode);
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virtual void GetTextExtent(const wxString& string, float *x, float *y,
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float *descent = NULL, float *externalLeading = NULL,
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wxFont *theFont = NULL, bool use16bit = FALSE);
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// Implementation
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inline wxMetaFile *GetMetaFile() { return m_metaFile; }
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inline void SetMetaFile(wxMetaFile *mf) { m_metaFile = mf; }
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inline int GetWindowsMappingMode() { return m_windowsMappingMode; }
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inline void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; }
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protected:
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int m_windowsMappingMode;
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wxMetaFile *m_metaFile;
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};
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/*
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* Pass filename of existing non-placeable metafile, and bounding box.
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* Adds a placeable metafile header, sets the mapping mode to anisotropic,
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* and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
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*
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*/
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// No origin or extent
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bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, float scale = 1.0);
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// Optional origin and extent
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bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale = 1.0, bool useOriginAndExtent = TRUE);
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#endif
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// _WX_METAFIILE_H_
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