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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "metafile.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/setup.h"
  33 #endif
  34
  35 #ifndef WX_PRECOMP
  36     #include "wx/utils.h"
  37     #include "wx/app.h"
  38 #endif
  39
  40 #include "wx/metafile.h"
  41
  42 #if wxUSE_METAFILE && !defined(wxMETAFILE_IS_ENH)
  43
  44 #include "wx/clipbrd.h"
  45 #include "wx/palmos/private.h"
  46
  47 #include <stdio.h>
  48 #include <string.h>
  49
  50 // ----------------------------------------------------------------------------
  51 // wxWin macros
  52 // ----------------------------------------------------------------------------
  53
  54 IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject)
  55 IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
  56
  57 // ============================================================================
  58 // implementation
  59 // ============================================================================
  60
  61 // ----------------------------------------------------------------------------
  62 // wxMetafileRefData
  63 // ----------------------------------------------------------------------------
  64
  65 /*
  66  * Metafiles
  67  * Currently, the only purpose for making a metafile is to put
  68  * it on the clipboard.
  69  */
  70
  71 wxMetafileRefData::wxMetafileRefData()
  72 {
  73 }
  74
  75 wxMetafileRefData::~wxMetafileRefData()
  76 {
  77 }
  78
  79 // ----------------------------------------------------------------------------
  80 // wxMetafile
  81 // ----------------------------------------------------------------------------
  82
  83 wxMetafile::wxMetafile(const wxString& file)
  84 {
  85 }
  86
  87 wxMetafile::~wxMetafile()
  88 {
  89 }
  90
  91 bool wxMetafile::SetClipboard(int width, int height)
  92 {
  93     return false;
  94 }
  95
  96 bool wxMetafile::Play(wxDC *dc)
  97 {
  98     return false;
  99 }
 100
 101 void wxMetafile::SetHMETAFILE(WXHANDLE mf)
 102 {
 103 }
 104
 105 void wxMetafile::SetWindowsMappingMode(int mm)
 106 {
 107 }
 108
 109 // ----------------------------------------------------------------------------
 110 // Metafile device context
 111 // ----------------------------------------------------------------------------
 112
 113 // Original constructor that does not takes origin and extent. If you use this,
 114 // *DO* give origin/extent arguments to wxMakeMetafilePlaceable.
 115 wxMetafileDC::wxMetafileDC(const wxString& file)
 116 {
 117 }
 118
 119 // New constructor that takes origin and extent. If you use this, don't
 120 // give origin/extent arguments to wxMakeMetafilePlaceable.
 121 wxMetafileDC::wxMetafileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
 122 {
 123 }
 124
 125 wxMetafileDC::~wxMetafileDC()
 126 {
 127 }
 128
 129 void wxMetafileDC::GetTextExtent(const wxString& string, long *x, long *y,
 130                                  long *descent, long *externalLeading, wxFont *theFont, bool WXUNUSED(use16bit)) const
 131 {
 132 }
 133
 134 wxMetafile *wxMetafileDC::Close()
 135 {
 136     return NULL;
 137 }
 138
 139 void wxMetafileDC::SetMapMode(int mode)
 140 {
 141 }
 142
 143 // ----------------------------------------------------------------------------
 144 // wxMakeMetafilePlaceable
 145 // ----------------------------------------------------------------------------
 146 struct mfPLACEABLEHEADER {
 147     DWORD    key;
 148     HANDLE    hmf;
 149     RECT    bbox;
 150     WORD    inch;
 151     DWORD    reserved;
 152     WORD    checksum;
 153 };
 154
 155 /*
 156  * Pass filename of existing non-placeable metafile, and bounding box.
 157  * Adds a placeable metafile header, sets the mapping mode to anisotropic,
 158  * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
 159  *
 160  */
 161
 162 bool wxMakeMetafilePlaceable(const wxString& filename, float scale)
 163 {
 164   return false;
 165 }
 166
 167 bool wxMakeMetafilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent)
 168 {
 169     return false;
 170 }
 171
 172
 173 #if wxUSE_DRAG_AND_DROP
 174
 175 // ----------------------------------------------------------------------------
 176 // wxMetafileDataObject
 177 // ----------------------------------------------------------------------------
 178
 179 size_t wxMetafileDataObject::GetDataSize() const
 180 {
 181     return 0;
 182 }
 183
 184 bool wxMetafileDataObject::GetDataHere(void *buf) const
 185 {
 186     return false;
 187 }
 188
 189 bool wxMetafileDataObject::SetData(size_t WXUNUSED(len), const void *buf)
 190 {
 191     return false;
 192 }
 193
 194 #endif // wxUSE_DRAG_AND_DROP
 195
 196 #endif // wxUSE_METAFILE
 197