80fdcdb90e
Fixed commented names (path, filename, and extension) of files in include/ and src/. Prepended the names in src/ with "src/" everywhere, while starting those in include/wx/ with "wx/". git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67254 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
210 lines
6.8 KiB
C++
210 lines
6.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/os2/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: David Webster
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// Modified by:
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// Created: 10/10/99
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// RCS-ID: $Id$
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// Copyright: (c) David Webster
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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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#include "wx/dc.h"
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#include "wx/gdiobj.h"
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#include "wx/os2/dc.h"
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#if wxUSE_DRAG_AND_DROP
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#include "wx/dataobj.h"
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#endif
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/*
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* Metafile and metafile device context classes
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*
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*/
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#define wxMetaFile wxMetafile
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#define wxMetaFileDC wxMetafileDC
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class WXDLLIMPEXP_FWD_CORE wxMetafile;
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class WXDLLIMPEXP_CORE wxMetafileRefData: public wxGDIRefData
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{
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friend class WXDLLIMPEXP_FWD_CORE wxMetafile;
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public:
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wxMetafileRefData(void);
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virtual ~wxMetafileRefData(void);
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virtual bool IsOk() const { return m_metafile != 0; }
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public:
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WXHANDLE m_metafile;
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int m_windowsMappingMode;
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};
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#define M_METAFILEDATA ((wxMetafileRefData *)m_refData)
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class WXDLLIMPEXP_CORE wxMetafile: public wxGDIObject
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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 = wxEmptyString);
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virtual ~wxMetafile(void);
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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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// Implementation
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inline WXHANDLE GetHMETAFILE(void) { return M_METAFILEDATA->m_metafile; }
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void SetHMETAFILE(WXHANDLE mf) ;
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inline int GetWindowsMappingMode(void) { return M_METAFILEDATA->m_windowsMappingMode; }
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void SetWindowsMappingMode(int mm);
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protected:
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virtual wxGDIRefData *CreateGDIRefData() const;
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virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
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};
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class WXDLLIMPEXP_CORE wxMetafileDCImpl: public wxPMDCImpl
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{
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public:
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wxMetafileDCImpl(wxDC *owner, const wxString& file = wxEmptyString);
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wxMetafileDCImpl(wxDC *owner, const wxString& file,
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int xext, int yext, int xorg, int yorg);
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virtual ~wxMetafileDCImpl();
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virtual wxMetafile *Close();
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virtual void SetMapMode(wxMappingMode mode);
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virtual void DoGetTextExtent(const wxString& string,
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wxCoord *x, wxCoord *y,
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wxCoord *descent = NULL,
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wxCoord *externalLeading = NULL,
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const wxFont *theFont = NULL) const;
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// Implementation
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wxMetafile *GetMetaFile() const { return m_metaFile; }
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void SetMetaFile(wxMetafile *mf) { m_metaFile = mf; }
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int GetWindowsMappingMode() const { return m_windowsMappingMode; }
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void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; }
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protected:
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virtual void DoGetSize(int *width, int *height) const;
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int m_windowsMappingMode;
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wxMetafile* m_metaFile;
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private:
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DECLARE_CLASS(wxMetafileDCImpl)
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wxDECLARE_NO_COPY_CLASS(wxMetafileDCImpl);
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};
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class WXDLLIMPEXP_CORE wxMetafileDC: public wxDC
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{
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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 = wxEmptyString)
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:wxDC(new wxMetafileDCImpl( this, file ))
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{ }
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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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: wxDC(new wxMetafileDCImpl( this, file, xext, yext, xorg, yorg ))
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{ }
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wxMetafile *GetMetafile() const
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{ return ((wxMetafileDCImpl*)m_pimpl)->GetMetaFile(); }
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virtual ~wxMetafileDC(void)
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{ delete m_pimpl; }
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// Should be called at end of drawing
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virtual wxMetafile *Close(void)
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{ return ((wxMetafileDCImpl*)m_pimpl)->Close(); }
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inline void SetMetaFile(wxMetafile *mf)
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{ ((wxMetafileDCImpl*)m_pimpl)->SetMetaFile(mf); }
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private:
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DECLARE_CLASS(wxMetafileDC)
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wxDECLARE_NO_COPY_CLASS(wxMetafileDC);
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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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#define wxMakeMetaFilePlaceable wxMakeMetafilePlaceable
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bool WXDLLIMPEXP_CORE wxMakeMetafilePlaceable(const wxString& filename, float scale = 1.0);
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// Optional origin and extent
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bool WXDLLIMPEXP_CORE wxMakeMetaFilePlaceable( const wxString& filename
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,int x1
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,int y1
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,int x2
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,int y2
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,float scale = 1.0
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,bool useOriginAndExtent = true
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);
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// ----------------------------------------------------------------------------
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// wxMetafileDataObject is a specialization of wxDataObject for metafile data
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// ----------------------------------------------------------------------------
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// TODO: implement OLE side of things. At present, it's just for clipboard
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// use.
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#if wxUSE_DRAG_AND_DROP
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class WXDLLIMPEXP_CORE wxMetafileDataObject : public wxDataObject
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{
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public:
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// ctors
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wxMetafileDataObject() { m_width = 0; m_height = 0; };
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wxMetafileDataObject(const wxMetafile& metafile, int width = 0,int height = 0)
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:m_metafile(metafile)
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,m_width(width)
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,m_height(height) { }
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void SetMetafile(const wxMetafile& metafile, int w = 0, int h = 0)
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{ m_metafile = metafile; m_width = w; m_height = h; }
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wxMetafile GetMetafile() const { return m_metafile; }
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int GetWidth() const { return m_width; }
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int GetHeight() const { return m_height; }
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virtual wxDataFormat GetFormat() const { return wxDF_METAFILE; }
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/* ??
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// implement base class pure virtuals
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virtual wxDataFormat GetPreferredFormat() const
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{ return (wxDataFormat) wxDataObject::Text; }
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virtual bool IsSupportedFormat(wxDataFormat format) const
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{ return format == wxDataObject::Text || format == wxDataObject::Locale; }
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virtual size_t GetDataSize() const
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{ return m_strText.Len() + 1; } // +1 for trailing '\0'of course
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virtual void GetDataHere(void *pBuf) const
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{ memcpy(pBuf, m_strText.c_str(), GetDataSize()); }
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*/
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private:
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wxMetafile m_metafile;
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int m_width;
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int m_height;
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};
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#endif
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#endif
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// _WX_METAFIILE_H_
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