src/common/mstream.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        mstream.cpp
   3 // Purpose:     "Memory stream" classes
   4 // Author:      Guilhem Lavaux
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Guilhem Lavaux
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "mstream.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20   #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24   #include "wx/defs.h"
  25 #endif
  26
  27 #if wxUSE_STREAMS
  28
  29 #include <stdlib.h>
  30 #include <wx/stream.h>
  31 #include <wx/mstream.h>
  32
  33 // ----------------------------------------------------------------------------
  34 // wxMemoryInputStream
  35 // ----------------------------------------------------------------------------
  36
  37 wxMemoryInputStream::wxMemoryInputStream(const char *data, size_t len)
  38   : wxInputStream()
  39 {
  40   m_i_streambuf->SetBufferIO((char*) data, (char*) (data+len));
  41   m_i_streambuf->SetIntPosition(0); // seek to start pos
  42   m_i_streambuf->Fixed(TRUE);
  43   m_length = len;
  44 }
  45
  46 wxMemoryInputStream::~wxMemoryInputStream()
  47 {
  48 }
  49
  50 char wxMemoryInputStream::Peek()
  51 {
  52   return m_i_streambuf->GetBufferStart()[m_i_streambuf->GetIntPosition()];
  53 }
  54
  55 // ----------------------------------------------------------------------------
  56 // wxMemoryOutputStream
  57 // ----------------------------------------------------------------------------
  58
  59 wxMemoryOutputStream::wxMemoryOutputStream(char *data, size_t len)
  60   : wxOutputStream()
  61 {
  62   if (data)
  63     m_o_streambuf->SetBufferIO(data, data+len);
  64   m_o_streambuf->Fixed(TRUE);
  65 }
  66
  67 wxMemoryOutputStream::~wxMemoryOutputStream()
  68 {
  69 }
  70
  71 #endif