efcc189ef2
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7730 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: reader.cpp
|
|
// Purpose: Life! pattern reader (writer coming soon)
|
|
// Author: Guillermo Rodriguez Garcia, <guille@iies.es>
|
|
// Modified by:
|
|
// Created: Jan/2000
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) 2000, Guillermo Rodriguez Garcia
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
// ==========================================================================
|
|
// headers, declarations, constants
|
|
// ==========================================================================
|
|
|
|
#ifdef __GNUG__
|
|
#pragma implementation "reader.h"
|
|
#endif
|
|
|
|
// For compilers that support precompilation, includes "wx/wx.h".
|
|
#include "wx/wxprec.h"
|
|
|
|
#ifdef __BORLANDC__
|
|
#pragma hdrstop
|
|
#endif
|
|
|
|
#ifndef WX_PRECOMP
|
|
#include "wx/wx.h"
|
|
#endif
|
|
|
|
#include "wx/txtstrm.h"
|
|
#include "reader.h"
|
|
|
|
|
|
// ==========================================================================
|
|
// LifeReader
|
|
// ==========================================================================
|
|
|
|
#define LIFE_CHECKVAL( msg ) \
|
|
if (!m_ok) \
|
|
{ \
|
|
wxMessageBox( msg, _("Error"), wxICON_EXCLAMATION | wxOK ); \
|
|
return; \
|
|
}
|
|
|
|
LifeReader::LifeReader(wxInputStream& is)
|
|
{
|
|
wxBufferedInputStream buff_is = wxBufferedInputStream(is);
|
|
wxTextInputStream text_is = wxTextInputStream(buff_is);
|
|
wxString line, rest;
|
|
|
|
// check stream
|
|
m_ok = is.IsOk();
|
|
LIFE_CHECKVAL(_("Couldn't read any data"));
|
|
|
|
// read signature
|
|
m_ok = text_is.ReadLine().Contains(wxT("#Life 1.05"));
|
|
LIFE_CHECKVAL(_("Error reading signature. Not a Life pattern?"));
|
|
|
|
// read description
|
|
m_description = wxT("");
|
|
line = text_is.ReadLine();
|
|
while (buff_is.IsOk() && line.StartsWith(wxT("#D"), &rest))
|
|
{
|
|
m_description += rest.Trim(FALSE);
|
|
m_description += wxT("\n");
|
|
line = text_is.ReadLine();
|
|
}
|
|
|
|
m_ok = buff_is.IsOk();
|
|
LIFE_CHECKVAL(_("Unexpected EOF while reading description"));
|
|
|
|
// read rules
|
|
m_ok = line.StartsWith(wxT("#N"));
|
|
LIFE_CHECKVAL(_("Sorry, non-conway rules not supported yet"));
|
|
|
|
// read shape
|
|
while (buff_is.IsOk())
|
|
{
|
|
line = ( text_is.ReadLine() ).Trim();
|
|
|
|
if (!line.IsEmpty())
|
|
{
|
|
if (line.StartsWith(wxT("#P "), &rest))
|
|
m_shape.Add(rest);
|
|
else
|
|
m_shape.Add(line);
|
|
}
|
|
}
|
|
}
|
|
|