gistfile1.cpp

static int ToRubyHashIterator( VALUE aKey, VALUE aValue, VALUE anExtra )
{
    ToRubyHashInfo* info = ( ToRubyHashInfo* )anExtra;
    
    std::string sym;
    if( rb_type( aKey ) == T_SYMBOL )
        sym = rb_id2name( SYM2ID( aKey ) );
    else
        sym = StringValueCStr( aKey );
    
    if( sym == "depth_bits" or sym == "DepthBits" )
        info->instance->depthBits = NUM2UINT( aValue );
    else if( sym == "stencil_bits" or sym == "StencilBits" )
        info->instance->stencilBits = NUM2UINT( aValue );
    else if( sym == "antialiasing_level" or sym == "AntialiasingLevel" )
        info->instance->antialiasingLevel = NUM2UINT( aValue );
    else if( sym == "major_version" or sym == "MajorVersion" )
        info->instance->majorVersion = NUM2UINT( aValue );
    else if( sym == "minor_version" or sym == "MinorVersion" )
        info->instance->minorVersion = NUM2UINT( aValue );
    else
        rb_raise( rb_eArgError,
                  "unknown attribute %s for %s", sym.c_str(), info->klass );
                 
    return ST_CONTINUE;
}