8907154c1a
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35650 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: reader.cpp
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// Purpose: Life! pattern reader (writer coming soon)
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// Author: Guillermo Rodriguez Garcia, <guille@iies.es>
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// Modified by:
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// Created: Jan/2000
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// RCS-ID: $Id$
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// Copyright: (c) 2000, Guillermo Rodriguez Garcia
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ==========================================================================
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// headers, declarations, constants
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// ==========================================================================
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/txtstrm.h"
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#include "reader.h"
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// ==========================================================================
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// LifeReader
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// ==========================================================================
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#define LIFE_CHECKVAL( msg ) \
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if (!m_ok) \
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{ \
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wxMessageBox( msg, _("Error"), wxICON_EXCLAMATION | wxOK ); \
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return; \
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}
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LifeReader::LifeReader(wxInputStream& is)
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{
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wxBufferedInputStream buff_is(is);
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wxTextInputStream text_is(buff_is);
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wxString line, rest;
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// check stream
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m_ok = is.IsOk();
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LIFE_CHECKVAL(_("Couldn't read any data"));
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// read signature
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m_ok = text_is.ReadLine().Contains(wxT("#Life 1.05"));
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LIFE_CHECKVAL(_("Error reading signature. Not a Life pattern?"));
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// read description
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m_description = wxEmptyString;
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line = text_is.ReadLine();
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while (buff_is.IsOk() && line.StartsWith(wxT("#D"), &rest))
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{
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m_description += rest.Trim(false);
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m_description += wxT("\n");
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line = text_is.ReadLine();
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}
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m_ok = buff_is.IsOk();
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LIFE_CHECKVAL(_("Unexpected EOF while reading description"));
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// read rules
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m_ok = line.StartsWith(wxT("#N"));
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LIFE_CHECKVAL(_("Sorry, non-conway rules not supported yet"));
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// read shape
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while (buff_is.IsOk())
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{
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line = ( text_is.ReadLine() ).Trim();
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if (!line.empty())
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{
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if (line.StartsWith(wxT("#P "), &rest))
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m_shape.Add(rest);
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else
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m_shape.Add(line);
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}
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}
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}
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