src/palmos/metafile.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/metafile.cpp
   3 // Purpose:     wxMetafileDC etc.
   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 #ifndef WX_PRECOMP
  28     #include "wx/utils.h"
  29     #include "wx/app.h"
  30 #endif
  31
  32 #include "wx/metafile.h"
  33
  34 #if wxUSE_METAFILE && !defined(wxMETAFILE_IS_ENH)
  35
  36 #include "wx/clipbrd.h"
  37 #include "wx/palmos/private.h"
  38
  39 #include <stdio.h>
  40 #include <string.h>
  41
  42 // ----------------------------------------------------------------------------
  43 // wxWin macros
  44 // ----------------------------------------------------------------------------
  45
  46 IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject)
  47 IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
  48
  49 // ============================================================================
  50 // implementation
  51 // ============================================================================
  52
  53 // ----------------------------------------------------------------------------
  54 // wxMetafileRefData
  55 // ----------------------------------------------------------------------------
  56
  57 /*
  58  * Metafiles
  59  * Currently, the only purpose for making a metafile is to put
  60  * it on the clipboard.
  61  */
  62
  63 wxMetafileRefData::wxMetafileRefData()
  64 {
  65 }
  66
  67 wxMetafileRefData::~wxMetafileRefData()
  68 {
  69 }
  70
  71 // ----------------------------------------------------------------------------
  72 // wxMetafile
  73 // ----------------------------------------------------------------------------
  74
  75 wxMetafile::wxMetafile(const wxString& file)
  76 {
  77 }
  78
  79 wxMetafile::~wxMetafile()
  80 {
  81 }
  82
  83 bool wxMetafile::SetClipboard(int width, int height)
  84 {
  85     return false;
  86 }
  87
  88 bool wxMetafile::Play(wxDC *dc)
  89 {
  90     return false;
  91 }
  92
  93 void wxMetafile::SetHMETAFILE(WXHANDLE mf)
  94 {
  95 }
  96
  97 void wxMetafile::SetWindowsMappingMode(int mm)
  98 {
  99 }
 100
 101 // ----------------------------------------------------------------------------
 102 // Metafile device context
 103 // ----------------------------------------------------------------------------
 104
 105 // Original constructor that does not takes origin and extent. If you use this,
 106 // *DO* give origin/extent arguments to wxMakeMetafilePlaceable.
 107 wxMetafileDC::wxMetafileDC(const wxString& file)
 108 {
 109 }
 110
 111 // New constructor that takes origin and extent. If you use this, don't
 112 // give origin/extent arguments to wxMakeMetafilePlaceable.
 113 wxMetafileDC::wxMetafileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
 114 {
 115 }
 116
 117 wxMetafileDC::~wxMetafileDC()
 118 {
 119 }
 120
 121 void wxMetafileDC::GetTextExtent(const wxString& string, long *x, long *y,
 122                                  long *descent, long *externalLeading,
 123                                  const wxFont *theFont, bool WXUNUSED(use16bit)) const
 124 {
 125 }
 126
 127 wxMetafile *wxMetafileDC::Close()
 128 {
 129     return NULL;
 130 }
 131
 132 void wxMetafileDC::SetMapMode(wxMappingMode mode)
 133 {
 134 }
 135
 136 // ----------------------------------------------------------------------------
 137 // wxMakeMetafilePlaceable
 138 // ----------------------------------------------------------------------------
 139 struct mfPLACEABLEHEADER {
 140     DWORD    key;
 141     HANDLE    hmf;
 142     RECT    bbox;
 143     WORD    inch;
 144     DWORD    reserved;
 145     WORD    checksum;
 146 };
 147
 148 /*
 149  * Pass filename of existing non-placeable metafile, and bounding box.
 150  * Adds a placeable metafile header, sets the mapping mode to anisotropic,
 151  * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
 152  *
 153  */
 154
 155 bool wxMakeMetafilePlaceable(const wxString& filename, float scale)
 156 {
 157   return false;
 158 }
 159
 160 bool wxMakeMetafilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent)
 161 {
 162     return false;
 163 }
 164
 165
 166 #if wxUSE_DRAG_AND_DROP
 167
 168 // ----------------------------------------------------------------------------
 169 // wxMetafileDataObject
 170 // ----------------------------------------------------------------------------
 171
 172 size_t wxMetafileDataObject::GetDataSize() const
 173 {
 174     return 0;
 175 }
 176
 177 bool wxMetafileDataObject::GetDataHere(void *buf) const
 178 {
 179     return false;
 180 }
 181
 182 bool wxMetafileDataObject::SetData(size_t WXUNUSED(len), const void *buf)
 183 {
 184     return false;
 185 }
 186
 187 #endif // wxUSE_DRAG_AND_DROP
 188
 189 #endif // wxUSE_METAFILE