src/palmos/enhmeta.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/enhmeta.cpp
   3 // Purpose:     implementation of wxEnhMetaFileXXX classes
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10.13.04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_ENH_METAFILE
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/string.h"
  31     #include "wx/log.h"
  32 #endif //WX_PRECOMP
  33
  34 #include "wx/metafile.h"
  35 #include "wx/clipbrd.h"
  36
  37 #include "wx/palmos/private.h"
  38
  39 // ----------------------------------------------------------------------------
  40 // wxWin macros
  41 // ----------------------------------------------------------------------------
  42
  43 IMPLEMENT_DYNAMIC_CLASS(wxEnhMetaFile, wxObject)
  44 IMPLEMENT_ABSTRACT_CLASS(wxEnhMetaFileDC, wxDC)
  45
  46 // ----------------------------------------------------------------------------
  47 // macros
  48 // ----------------------------------------------------------------------------
  49
  50 #define GetEMF()            ((HENHMETAFILE)m_hMF)
  51 #define GetEMFOf(mf)        ((HENHMETAFILE)((mf).m_hMF))
  52
  53 // ----------------------------------------------------------------------------
  54 // private functions
  55 // ----------------------------------------------------------------------------
  56
  57 // we must pass NULL if the string is empty to metafile functions
  58 static inline const wxChar *GetMetaFileName(const wxString& fn)
  59     { return !fn ? NULL : fn.c_str(); }
  60
  61 // ============================================================================
  62 // implementation
  63 // ============================================================================
  64
  65 // ----------------------------------------------------------------------------
  66 // wxEnhMetaFile
  67 // ----------------------------------------------------------------------------
  68
  69 void wxEnhMetaFile::Assign(const wxEnhMetaFile& mf)
  70 {
  71 }
  72
  73 void wxEnhMetaFile::Free()
  74 {
  75 }
  76
  77 bool wxEnhMetaFile::Play(wxDC *dc, wxRect *rectBound)
  78 {
  79     return false;
  80 }
  81
  82 wxSize wxEnhMetaFile::GetSize() const
  83 {
  84     wxSize size = wxDefaultSize;
  85
  86     return size;
  87 }
  88
  89 bool wxEnhMetaFile::SetClipboard(int WXUNUSED(width), int WXUNUSED(height))
  90 {
  91     return false;
  92 }
  93
  94 // ----------------------------------------------------------------------------
  95 // wxEnhMetaFileDC
  96 // ----------------------------------------------------------------------------
  97
  98 wxEnhMetaFileDC::wxEnhMetaFileDC(const wxString& filename,
  99                                  int width, int height,
 100                                  const wxString& description)
 101 {
 102 }
 103
 104 wxEnhMetaFile *wxEnhMetaFileDC::Close()
 105 {
 106     return NULL;
 107 }
 108
 109 wxEnhMetaFileDC::~wxEnhMetaFileDC()
 110 {
 111 }
 112
 113 #if wxUSE_DRAG_AND_DROP
 114
 115 // ----------------------------------------------------------------------------
 116 // wxEnhMetaFileDataObject
 117 // ----------------------------------------------------------------------------
 118
 119 wxDataFormat
 120 wxEnhMetaFileDataObject::GetPreferredFormat(Direction WXUNUSED(dir)) const
 121 {
 122     return wxDF_ENHMETAFILE;
 123 }
 124
 125 size_t wxEnhMetaFileDataObject::GetFormatCount(Direction WXUNUSED(dir)) const
 126 {
 127     // wxDF_ENHMETAFILE and wxDF_METAFILE
 128     return 2;
 129 }
 130
 131 void wxEnhMetaFileDataObject::GetAllFormats(wxDataFormat *formats,
 132                                             Direction WXUNUSED(dir)) const
 133 {
 134 }
 135
 136 size_t wxEnhMetaFileDataObject::GetDataSize(const wxDataFormat& format) const
 137 {
 138     return 0u;
 139 }
 140
 141 bool wxEnhMetaFileDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
 142 {
 143     return false;
 144 }
 145
 146 bool wxEnhMetaFileDataObject::SetData(const wxDataFormat& format,
 147                                       size_t WXUNUSED(len),
 148                                       const void *buf)
 149 {
 150     return false;
 151 }
 152
 153 // ----------------------------------------------------------------------------
 154 // wxEnhMetaFileSimpleDataObject
 155 // ----------------------------------------------------------------------------
 156
 157 size_t wxEnhMetaFileSimpleDataObject::GetDataSize() const
 158 {
 159     return 0u;
 160 }
 161
 162 bool wxEnhMetaFileSimpleDataObject::GetDataHere(void *buf) const
 163 {
 164     return false;
 165 }
 166
 167 bool wxEnhMetaFileSimpleDataObject::SetData(size_t WXUNUSED(len),
 168                                             const void *buf)
 169 {
 170     return false;
 171 }
 172
 173
 174 #endif // wxUSE_DRAG_AND_DROP
 175
 176 #endif // wxUSE_ENH_METAFILE