C++ ON_BinaryArchive类代码示例

ON_BOOL32 ON_InstanceDefinition::Write(
       ON_BinaryArchive& binary_archive
     ) const
{
  bool rc = binary_archive.Write3dmChunkVersion(1,5);

  // version 1.0 fields
  if ( rc )
    rc = binary_archive.WriteUuid( m_uuid );
  if ( rc )
  {
    if (    binary_archive.Archive3dmVersion() >= 4
         && ON_InstanceDefinition::linked_def == m_idef_update_type )
    {
      // linked instance definition geometry is never in the file
      ON_SimpleArray<ON_UUID> empty_uuid_list;
      rc = binary_archive.WriteArray( empty_uuid_list );
    }
    else
    {
      rc = binary_archive.WriteArray( m_object_uuid );
    }
  }
  if ( rc )
    rc = binary_archive.WriteString( m_name );
  if ( rc )
    rc = binary_archive.WriteString( m_description );
  if ( rc )
    rc = binary_archive.WriteString( m_url );
  if ( rc )
    rc = binary_archive.WriteString( m_url_tag );
  if ( rc )
    rc = binary_archive.WriteBoundingBox( m_bbox );
  // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
  // as an unsigned int to support backwards compatibility
  if ( rc )
    rc = binary_archive.WriteInt( (unsigned int)m_idef_update_type );
  if ( rc )
    rc = binary_archive.WriteString( m_source_archive );
  
  // version 1.1 fields
  if (rc)
    rc = m_source_archive_checksum.Write( binary_archive );
  
  // version 1.2 fields
  if (rc)
    rc = binary_archive.WriteInt( m_us.m_unit_system );

  // version 1.3 fields - added 6 March 2006
  if (rc)
    rc = binary_archive.WriteDouble( m_us.m_custom_unit_scale );

  if ( rc )
    rc = binary_archive.WriteBool( m_source_bRelativePath );

  // version 1.4 fields
  if (rc)
    rc = m_us.Write(binary_archive);

  // version 1.5 fields
  if (rc)
    rc = binary_archive.WriteInt(m_idef_update_depth);

  return rc;
}

unsigned int Dump3dmChunk( ON_BinaryArchive& file, ON_TextLog& dump, int recursion_depth )
{
  BOOL bShortChunk = FALSE;
  const size_t offset0 = file.CurrentPosition();
  unsigned int typecode = 0;
  int value;
  BOOL rc = file.BeginRead3dmChunk( &typecode, &value );
  if (!rc) {
    ErrorReport(offset0,"BeginRead3dmChunk() failed.",dump);
  }
  else {
    if ( !typecode ) {
      ErrorReport(offset0,"BeginRead3dmChunk() returned typecode = 0.",dump);
      file.EndRead3dmChunk();
      return 0;
    }
    else {
      if ( 0 == recursion_depth )
      {
        dump.Print("\n");
      }

      bShortChunk = (0 != (typecode & TCODE_SHORT));
      if ( bShortChunk )
      {
        dump.Print("%6d: %08X %s: value = %d (%08X)\n", offset0, typecode, TypeCodeString(typecode), value, value );
      }
      else
      {
        // long chunk value = length of chunk data
        if ( value < 0 )
        {
          ErrorReport(offset0,"BeginRead3dmChunk() returned length < 0.",dump);
          file.EndRead3dmChunk();
          return 0;
        }
        dump.Print("%6d: %08X %s: length = %d bytes\n", offset0, typecode, TypeCodeString(typecode), value );
      }

      int major_userdata_version = -1;
      int minor_userdata_version = -1;

      switch( typecode )
      {
      case TCODE_PROPERTIES_TABLE:
      case TCODE_SETTINGS_TABLE:
      case TCODE_BITMAP_TABLE:
      case TCODE_MATERIAL_TABLE:
      case TCODE_LAYER_TABLE:
      case TCODE_GROUP_TABLE:
      case TCODE_LIGHT_TABLE:
      case TCODE_FONT_TABLE:
      case TCODE_DIMSTYLE_TABLE:
      case TCODE_HATCHPATTERN_TABLE:
      case TCODE_LINETYPE_TABLE:
      case TCODE_TEXTURE_MAPPING_TABLE:
      case TCODE_HISTORYRECORD_TABLE:
      case TCODE_USER_TABLE:
      case TCODE_INSTANCE_DEFINITION_TABLE:
      case TCODE_OBJECT_TABLE:
        // start of a table
        {
          dump.PushIndent();
          unsigned int record_typecode = 0;
          for (;;) {
            record_typecode = Dump3dmChunk( file, dump, recursion_depth+1 );
            if ( !record_typecode ) {
              break;
            }
            if ( TCODE_ENDOFTABLE == record_typecode ) {
              break;
            }
          }
          dump.PopIndent();
        }
        break;

      case TCODE_BITMAP_RECORD:
        {
          dump.PushIndent();
          unsigned int bitmap_chunk_typecode = Dump3dmChunk( file, dump, recursion_depth+1 );
          if ( !typecode )
            typecode = bitmap_chunk_typecode;
          dump.PopIndent();
        }
        break;

      case TCODE_MATERIAL_RECORD:
        {
          dump.PushIndent();
          unsigned int material_chunk_typecode = Dump3dmChunk( file, dump, recursion_depth+1 );
          if ( !typecode )
            typecode = material_chunk_typecode;
          dump.PopIndent();
        }
        break;

      case TCODE_LAYER_RECORD:
        {
          dump.PushIndent();
//.........这里部分代码省略.........

ON_BOOL32 ON_3dmObjectAttributes::Write( ON_BinaryArchive& file ) const
{
  if ( file.Archive3dmVersion() >= 5 )
  {
    // added at opennurbs version 200712190
    return WriteV5Helper(file);
  }

  bool rc = file.Write3dmChunkVersion(1,7);
  // version 1.0 fields
  if (rc) rc = file.WriteUuid(m_uuid);
  if (rc) rc = file.WriteInt(m_layer_index);
  if (rc) rc = file.WriteInt(m_material_index);
  if (rc) rc = file.WriteColor(m_color);

  if (rc)
  {
    // OBSOLETE if (rc) rc = file.WriteLineStyle(m_line_style); // 23 March 2005 Dale Lear
    short s;
    s = (short)m_object_decoration;
    if (rc) rc = file.WriteShort(s);
    s = 0;
    if (rc) rc = file.WriteShort(s);
    if (rc) rc = file.WriteDouble(0.0);
    if (rc) rc = file.WriteDouble(1.0);
  }

  if (rc) rc = file.WriteInt(m_wire_density);
  if (rc) rc = file.WriteChar(m_mode);
  if (rc) rc = file.WriteChar(m_color_source);
  if (rc) rc = file.WriteChar(m_linetype_source);
  if (rc) rc = file.WriteChar(m_material_source);
  if (rc) rc = file.WriteString(m_name);
  if (rc) rc = file.WriteString(m_url);

  // version 1.1 fields
  if (rc) rc = file.WriteArray(m_group);

  // version 1.2 fields
  if (rc) rc = file.WriteBool(m_bVisible);

  // version 1.3 fields
  if (rc) rc = file.WriteArray(m_dmref);

  // version 1.4 fields - 23 March 2005 Dale Lear
  if (rc) rc = file.WriteInt(m_object_decoration);
  if (rc) rc = file.WriteChar(m_plot_color_source);
  if (rc) rc = file.WriteColor(m_plot_color);
  if (rc) rc = file.WriteChar(m_plot_weight_source);
  if (rc) rc = file.WriteDouble(m_plot_weight_mm);

  // version 1.5 fields 11 April 2005
  if (rc) rc = file.WriteInt(m_linetype_index);

  // version 1.6 fields 2 September 2005
  if (rc)
  {
    unsigned char uc = 0;
    switch(m_space)
    {
    case ON::no_space:    uc = 0; break;
    case ON::model_space: uc = 0; break;
    case ON::page_space:  uc = 1; break;
    }
    rc = file.WriteChar(uc);
  }
  if (rc)
  {
    // 22 Sep 2006 - the way ON_3dmObjectAttiributes indicates
    // that an object is put on a particular page view changed
    // from being saved in the m_dmref[] list to using the
    // m_space and m_viewport_id settings.  But the file format
    // cannot change at this point.  So, the bAddPagespaceDMR
    // is here to save the page info in the old dmr format.
    int count = m_dmref.Count();
    if ( count < 0 )
      count = 0;
    bool bAddPagespaceDMR = ( ON::page_space == m_space && !ON_UuidIsNil(m_viewport_id) );
    rc = file.WriteInt( bAddPagespaceDMR ? (count+1) : count );
    if ( rc && bAddPagespaceDMR )
    {
      rc = file.WriteUuid(m_viewport_id);
      if (rc) rc = file.WriteUuid(ON_ObsoletePageSpaceObjectId);
    }
    int i;
    for ( i = 0; i < count && rc; i++ )
    {
      const ON_DisplayMaterialRef& dmr = m_dmref[i];
      rc = file.WriteUuid(dmr.m_viewport_id);
      if (rc) rc = file.WriteUuid(dmr.m_display_material_id);
    }
  }

  // version 1.7 fields 6 June 2006
  if (rc) rc = m_rendering_attributes.Write(file);

  return rc;
}

ON_BOOL32 ON_InstanceDefinition::Read(
       ON_BinaryArchive& binary_archive
     )
{
  int major_version = 0;
  int minor_version = 0;

  m_us.m_custom_unit_scale = 0.0;
  m_us.m_custom_unit_name.Destroy();
  m_us.m_unit_system = ON::no_unit_system;
  m_source_bRelativePath = false;
  m_source_archive.Destroy();

  bool rc = binary_archive.Read3dmChunkVersion(&major_version,&minor_version);
  if ( rc )
  {
    if ( major_version != 1 )
      rc = false;
    // version 1.0 fields
    if ( rc )
      rc = binary_archive.ReadUuid( m_uuid );
    if ( rc )
      rc = binary_archive.ReadArray( m_object_uuid );
    if ( rc )
      rc = binary_archive.ReadString( m_name );
    if ( rc )
      rc = binary_archive.ReadString( m_description );
    if ( rc )
      rc = binary_archive.ReadString( m_url );
    if ( rc )
      rc = binary_archive.ReadString( m_url_tag );
    if ( rc )
      rc = binary_archive.ReadBoundingBox( m_bbox );
    // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
    // as an unsigned int to support backwards compatibility
    unsigned int source = m_idef_update_type;
    if ( rc )
      rc = binary_archive.ReadInt( &source );
    if( rc)
      m_idef_update_type = ON_InstanceDefinition::IdefUpdateType(source);
    if ( rc )
      rc = binary_archive.ReadString( m_source_archive );

    // version 1.1 fields
    if ( minor_version >= 1 )
    {
      if ( rc )
        rc = m_source_archive_checksum.Read( binary_archive );
    }

    // version 1.2 fields
    if ( minor_version >= 2 )
    {
      int us = ON::no_unit_system;
      if ( rc )
        rc = binary_archive.ReadInt( &us );
      m_us.m_unit_system = ON::UnitSystem(us);
      if ( ON::custom_unit_system != m_us.m_unit_system && ON::no_unit_system != m_us.m_unit_system )
      {
        m_us.m_custom_unit_scale = ON::UnitScale( m_us.m_unit_system, ON::meters );
      }
      else
      {
        m_us.m_custom_unit_scale = 0.0;
      }

      if ( minor_version >= 3 )
      {
        // version 1.3 fields - added 6 March 2006
        //int us = ON::no_unit_system;
        if ( rc )
          rc = binary_archive.ReadDouble( &m_us.m_custom_unit_scale );
        if ( rc )
          rc = binary_archive.ReadBool( &m_source_bRelativePath );
        if ( rc && minor_version >= 4 )
        {
          rc = m_us.Read(binary_archive);
          if (rc && minor_version >= 5 )
          {
            rc = binary_archive.ReadInt(&m_idef_update_depth);
          }
        }
      }
    }
  }
  return rc;
}

ON_BOOL32 ON_3dmObjectAttributes::Read( ON_BinaryArchive& file )
{
  Default();
  if (    file.Archive3dmVersion() >= 5 
       && file.ArchiveOpenNURBSVersion() >= 200712190 )
  {
    return ReadV5Helper(file);
  }
  int i;
  int major_version = 0;
  int minor_version = 0;
  bool rc = file.Read3dmChunkVersion(&major_version,&minor_version);
  if ( rc && major_version == 1 ) 
  {
    if (rc) rc = file.ReadUuid(m_uuid);
    if (rc) rc = file.ReadInt(&m_layer_index);
    if (rc) rc = file.ReadInt(&m_material_index);
    if (rc) rc = file.ReadColor(m_color);
    
    while(rc)
    {
      // OBSOLETE if (rc) rc = file.ReadLineStyle(m_line_style); // 23 March 2005 Dale Lear
      // replaced with
      short s = 0;
      double x;
      rc = file.ReadShort(&s); 
      if (!rc) break;
      if ( file.Archive3dmVersion() < 4 || file.ArchiveOpenNURBSVersion() < 200503170 )
      {
        // ignore unused linestyle info in old files
        // This bit keeps the curve arrowheads from V3 showing up
        // in V4.
        m_object_decoration = ON::ObjectDecoration( (s & ON::both_arrowhead) );
      }
      rc = file.ReadShort(&s);
      if (!rc) break;
      rc = file.ReadDouble(&x);
      if (!rc) break;
      rc = file.ReadDouble(&x);
      break;
    }

    if (rc) rc = file.ReadInt(&m_wire_density);
    if (rc) rc = file.ReadChar(&m_mode);

    if (rc) rc = file.ReadChar(&m_color_source);
    if (rc) m_color_source = (unsigned char)ON::ObjectColorSource(m_color_source);

    if (rc) rc = file.ReadChar(&m_linetype_source);
    if (rc) m_linetype_source = (unsigned char)ON::ObjectLinetypeSource(m_linetype_source);

    if (rc) rc = file.ReadChar(&m_material_source);
    if (rc) m_material_source = (unsigned char)ON::ObjectMaterialSource(m_material_source);

    if (rc) rc = file.ReadString(m_name);
    if (rc) rc = file.ReadString(m_url);

    m_bVisible = (Mode() != ON::hidden_object);
    if ( rc && minor_version >= 1 ) 
    {
      rc = file.ReadArray( m_group );
      if ( rc && minor_version >= 2 )
      {
        rc = file.ReadBool(&m_bVisible);

        if ( rc && minor_version >= 3 )
        {
          rc = file.ReadArray(m_dmref);     

          if (rc && minor_version >= 4 )
          {
            // 23 March 2005 Dale Lear
            //    Added m_plot_color_source and m_plot_color
            i = 0;
            if (rc) rc = file.ReadInt(&i);
            if (rc) m_object_decoration = ON::ObjectDecoration(i);
            if (rc) rc = file.ReadChar(&m_plot_color_source);
            if (rc) m_plot_color_source = (unsigned char)ON::PlotColorSource(m_plot_color_source);
            if (rc) rc = file.ReadColor( m_plot_color );
            if (rc) rc = file.ReadChar(&m_plot_weight_source);
            if (rc) m_plot_weight_source = (unsigned char)ON::PlotWeightSource(m_plot_weight_source);
            if (rc) rc = file.ReadDouble(&m_plot_weight_mm);


            if (rc && minor_version >= 5 )
            {
              // version 1.5 fields 11 April 2005
              if (rc) rc = file.ReadInt(&m_linetype_index);

              // version 1.6 fields 2 September 2005
              if (rc && minor_version >= 6 )
              {
                unsigned char uc = 0;
                rc = file.ReadChar(&uc);
                if (rc)
                {
                  m_space = (1 == uc) ? ON::page_space : ON::model_space;
                  m_dmref.Empty();
                  int i, count=0;
                  rc = file.ReadInt(&count);
//.........这里部分代码省略.........

bool ON_3dmObjectAttributes::WriteV5Helper( ON_BinaryArchive& file ) const
{
  unsigned char c;
  // 29 Nov. 2009 S. Baer
  // Chunk version updated to 2.1 in order to support m_display_order
  bool rc = file.Write3dmChunkVersion(2,1);
  while(rc)
  {
    if (!rc) break;
    rc = file.WriteUuid(m_uuid);
    if (!rc) break;
    rc = file.WriteInt(m_layer_index);
    if (!rc) break;

    // write non-default settings - skip everything else
    if ( !m_name.IsEmpty() )
    {
      c = 1;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteString(m_name);
      if (!rc) break;
    }
    if ( !m_url.IsEmpty() )
    {
      c = 2;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteString(m_url);
      if (!rc) break;
    }
    if ( -1 != m_linetype_index )
    {
      c = 3;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_linetype_index);
      if (!rc) break;
    }
    if ( -1 != m_material_index )
    {
      c = 4;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_material_index);
      if (!rc) break;
    }
    if (    m_rendering_attributes.m_mappings.Count() > 0
         || m_rendering_attributes.m_materials.Count() > 0
         || true != m_rendering_attributes.m_bCastsShadows
         || true != m_rendering_attributes.m_bReceivesShadows
         )
    {
      c = 5;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = m_rendering_attributes.Write(file);
      if (!rc) break;
    }
    if ( 0 != m_color )
    {
      c = 6;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteColor(m_color);
      if (!rc) break;
    }
    if ( 0 != m_plot_color )
    {
      c = 7;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteColor(m_plot_color);
      if (!rc) break;
    }
    if ( 0.0 != m_plot_weight_mm )
    {
      c = 8;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteDouble(m_plot_weight_mm);
      if (!rc) break;
    }
    if ( ON::no_object_decoration != m_object_decoration )
    {
      c = 9;
      rc = file.WriteChar(c);
      if (!rc) break;
      c = (unsigned char)m_object_decoration;
      rc = file.WriteChar(c);
      if (!rc) break;
    }
    if ( 1 != m_wire_density )
    {
      c = 10;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_wire_density);
      if (!rc) break;
    }
//.........这里部分代码省略.........

ON_BOOL32 ON_InstanceDefinition::Read(
       ON_BinaryArchive& binary_archive
     )
{
  int major_version = 0;
  int minor_version = 0;

  m_idef_layer_style = 0;

  m_us.m_custom_unit_scale = 0.0;
  m_us.m_custom_unit_name.Destroy();
  m_us.m_unit_system = ON::no_unit_system;
  m_source_bRelativePath = false;
  m_source_archive.Destroy();

  bool rc = binary_archive.Read3dmChunkVersion(&major_version,&minor_version);
  if ( rc )
  {
    if ( major_version != 1 )
      rc = false;
    // version 1.0 fields
    if ( rc )
      rc = binary_archive.ReadUuid( m_uuid );
    if ( rc )
      rc = binary_archive.ReadArray( m_object_uuid );
    if ( rc )
      rc = binary_archive.ReadString( m_name );
    if ( rc )
      rc = binary_archive.ReadString( m_description );
    if ( rc )
      rc = binary_archive.ReadString( m_url );
    if ( rc )
      rc = binary_archive.ReadString( m_url_tag );
    if ( rc )
      rc = binary_archive.ReadBoundingBox( m_bbox );
    // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
    // as an unsigned int to support backwards compatibility
    unsigned int source = m_idef_update_type;
    if ( rc )
      rc = binary_archive.ReadInt( &source );
    if( rc)
      m_idef_update_type = ON_InstanceDefinition::IdefUpdateType(source);
    if ( rc )
      rc = binary_archive.ReadString( m_source_archive );

    // version 1.1 fields
    if ( minor_version >= 1 )
    {
      if ( rc )
        rc = m_source_archive_checksum.Read( binary_archive );
    }

    // version 1.2 fields
    if ( minor_version >= 2 )
    {
      int us = ON::no_unit_system;
      if ( rc )
        rc = binary_archive.ReadInt( &us );
      m_us.m_unit_system = ON::UnitSystem(us);
      if ( ON::custom_unit_system != m_us.m_unit_system && ON::no_unit_system != m_us.m_unit_system )
      {
        m_us.m_custom_unit_scale = ON::UnitScale( m_us.m_unit_system, ON::meters );
      }
      else
      {
        m_us.m_custom_unit_scale = 0.0;
      }

      if ( minor_version >= 3 )
      {
        // version 1.3 fields - added 6 March 2006
        //int us = ON::no_unit_system;
        if ( rc )
          rc = binary_archive.ReadDouble( &m_us.m_custom_unit_scale );
        if ( rc )
          rc = binary_archive.ReadBool( &m_source_bRelativePath );
        if ( rc && minor_version >= 4 )
        {
          rc = m_us.Read(binary_archive);
          if (rc && minor_version >= 5 )
          {
            rc = binary_archive.ReadInt(&m_idef_update_depth);

            if ( rc && minor_version >= 6 )
            {
              unsigned int i = 0;
              rc = binary_archive.ReadInt(&i);
              if ( i && i > 0 && i < 256 )
                m_idef_layer_style = (unsigned char)i;
            }
          }
        }
      }
    }

    if ( ON_InstanceDefinition::embedded_def == m_idef_update_type )
    {
      // 7 February 2012
      //   "embedded_def" is obsolete.
      if (m_source_archive.Length() > 0 )
//.........这里部分代码省略.........

ON_BOOL32 ON_InstanceDefinition::Write(
       ON_BinaryArchive& binary_archive
     ) const
{
  bool rc = binary_archive.Write3dmChunkVersion(1,6);

  // version 1.0 fields
  if ( rc )
    rc = binary_archive.WriteUuid( m_uuid );
  if ( rc )
  {
    if (    binary_archive.Archive3dmVersion() >= 4
         && ON_InstanceDefinition::linked_def == m_idef_update_type )
    {
      // linked instance definition geometry is never in the file
      ON_SimpleArray<ON_UUID> empty_uuid_list;
      rc = binary_archive.WriteArray( empty_uuid_list );
    }
    else
    {
      rc = binary_archive.WriteArray( m_object_uuid );
    }
  }
  if ( rc )
    rc = binary_archive.WriteString( m_name );
  if ( rc )
    rc = binary_archive.WriteString( m_description );
  if ( rc )
    rc = binary_archive.WriteString( m_url );
  if ( rc )
    rc = binary_archive.WriteString( m_url_tag );
  if ( rc )
    rc = binary_archive.WriteBoundingBox( m_bbox );

  // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
  // as an unsigned int to support backwards compatibility
  const unsigned int idef_update_type = (unsigned int)this->IdefUpdateType();
  if ( rc )
    rc = binary_archive.WriteInt( idef_update_type );
  if ( rc )
  {
    // 7 February 2012
    //   Purge source archive information from static_defs
    if ( ON_InstanceDefinition::static_def == idef_update_type )
    {
      ON_wString empty_string;
      rc = binary_archive.WriteString( empty_string );
    }
    else
      rc = binary_archive.WriteString( m_source_archive );
  }
  
  // version 1.1 fields
  if (rc)
  {
    // 7 February 2012
    //   Purge source archive information from static_defs
    if ( ON_InstanceDefinition::static_def == idef_update_type )
      ON_CheckSum::UnsetCheckSum.Write(binary_archive);
    else
      rc = m_source_archive_checksum.Write( binary_archive );
  }
  
  // version 1.2 fields
  if (rc)
    rc = binary_archive.WriteInt( m_us.m_unit_system );

  // version 1.3 fields - added 6 March 2006
  if (rc)
    rc = binary_archive.WriteDouble( m_us.m_custom_unit_scale );

  if ( rc )
  {
    bool b = (ON_InstanceDefinition::static_def == idef_update_type)
           ? false
           : m_source_bRelativePath;
    rc = binary_archive.WriteBool( b );
  }

  // version 1.4 fields
  if (rc)
    rc = m_us.Write(binary_archive);

  // version 1.5 fields
  if (rc)
    rc = binary_archive.WriteInt(m_idef_update_depth);

  // version 1.6 fields ( added 14 February 2012 )
  if (rc)
    rc = binary_archive.WriteInt(  m_idef_layer_style );

  return rc;
}

bool ON_Localizer::Write(ON_BinaryArchive& archive) const
{
  bool rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0);
  if (!rc)
    return false;

  for(;;)
  {
    rc = archive.WriteInt(m_type);
    if ( !rc ) break;
    rc = archive.WritePoint(m_P);
    if ( !rc ) break;
    rc = archive.WriteVector(m_V);
    if ( !rc ) break;
    rc = archive.WriteInterval(m_d);
    if ( !rc ) break;

    rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0);
    if (!rc) break;
    rc = archive.WriteBool( m_nurbs_curve ? true : false );
    if ( rc && m_nurbs_curve )
      rc = m_nurbs_curve->Write(archive)?true:false;
    if ( !archive.EndWrite3dmChunk() )
      rc = false;
    if (!rc) break;

    rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0);
    if (!rc) break;
    rc = archive.WriteBool( m_nurbs_surface ? true : false );
    if ( rc && m_nurbs_surface )
      rc = m_nurbs_surface->Write(archive)?true:false;
    if ( !archive.EndWrite3dmChunk() )
      rc = false;
    if (!rc) break;

    break;
  }
  
  if ( !archive.EndWrite3dmChunk() )
    rc = false;

  return rc;
}

bool ON_Localizer::Read(ON_BinaryArchive& archive)
{
  Destroy();

  int major_version = 0;
  int minor_version = 0;
  bool rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&major_version,&minor_version);
  if (!rc)
    return false;

  for(;;)
  {
    rc = (1 == major_version);
    if ( !rc ) break;

    int i = no_type;
    rc = archive.ReadInt(&i);
    if ( !rc ) break;

    switch(i)
    {
    case sphere_type:   m_type = sphere_type;   break;
    case plane_type:    m_type = plane_type;    break;
    case cylinder_type: m_type = cylinder_type; break;
    case curve_type:    m_type = curve_type;    break;
    case surface_type:  m_type = surface_type;  break;
    case distance_type: m_type = distance_type; break;
    }

    rc = archive.ReadPoint(m_P);
    if ( !rc ) break;
    rc = archive.ReadVector(m_V);
    if ( !rc ) break;
    rc = archive.ReadInterval(m_d);
    if ( !rc ) break;

    int mjv = 0, mnv = 0;
    rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&mjv,&mnv);
    if (!rc) break;
    rc = (1 == mjv);
    bool bReadCurve = false;
    if (rc)
      rc = archive.ReadBool( &bReadCurve );
    if ( rc && bReadCurve)
    {
      m_nurbs_curve = new ON_NurbsCurve();
      rc = m_nurbs_curve->Read(archive)?true:false;
    }
    if ( !archive.EndRead3dmChunk() )
      rc = false;
    if (!rc) break;

    rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&mjv,&mnv);
    if (!rc) break;
    rc = (1 == mjv);
    bool bReadSurface = false;
    rc = archive.ReadBool( &bReadSurface );
    if ( rc && bReadSurface )
    {
      m_nurbs_surface = new ON_NurbsSurface();
      rc = m_nurbs_surface->Read(archive)?true:false;
    }
    if ( !archive.EndRead3dmChunk() )
      rc = false;
    if (!rc) break;

    break;
  }
  
  if ( !archive.EndRead3dmChunk() )
    rc = false;

  return rc;
}

ON_BOOL32 ON_Point::Write( ON_BinaryArchive& file ) const
{
  ON_BOOL32 rc = file.Write3dmChunkVersion(1,0);
  if (rc) rc = file.WritePoint( point );
  return rc;
}

BOOL ON_Font::Read(
       ON_BinaryArchive& file // restore definition from binary archive
     )
{
  Defaults();
  m_font_index = -1;
  int major_version = 0;
  int minor_version = 0;
  bool rc = file.Read3dmChunkVersion(&major_version,&minor_version);
  if ( rc && major_version == 1 )
  {
    int i;
    for(;;)
    {
      rc = file.ReadInt( &m_font_index );
      if  (!rc) break;
      rc = file.ReadString( m_font_name );
      if  (!rc) break;

      {
        // 18 October 2002 Dale Lear:
        //   Lowell, wchar_t has different sizes on different OSs.
        //   When writing a wchar_t string, you should use one
        //   of the WriteString functions.  This function must continue
        //   to use ReadShort(64,...) so old files will remain valid.
        unsigned short sh[64];
        rc = file.ReadShort(64, sh);
        if (!rc) break;

        wchar_t facename[65];
        for ( i = 0; i < 64; i++ )
        {
          facename[i] = sh[i];
        }
        facename[64] = 0;
        SetFontFaceName(facename);
      }

      if( minor_version >= 1 )
      {
        rc = file.ReadInt( &i );
        if (!rc) break;
        SetFontWeight(i);

        rc = file.ReadInt( &i);
        if (!rc) break;
        SetIsItalic(i?true:false);

        rc = file.ReadDouble( &m_linefeed_ratio );
        if (!rc) break;

        if ( minor_version >= 2 )
        {
          rc = file.ReadUuid( m_font_id );
          if (!rc) break;
        }
      }

      break;
    }
  }
  else
  {
    ON_ERROR("ON_Font::Read - get newer version of opennurbs");
    rc = false;
  }

  return rc;
}