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