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# parameter.h

    00001 //
    00002 // parameter.h
    00003 //
    00004 // Copyright (C) 1996 Limit Point Systems, Inc.
    00005 //
    00006 // Author: Curtis Janssen <cljanss@limitpt.com>
    00007 // Maintainer: LPS
    00008 //
    00009 // This file is part of the SC Toolkit.
    00010 //
    00011 // The SC Toolkit is free software; you can redistribute it and/or modify
    00012 // it under the terms of the GNU Library General Public License as published by
    00013 // the Free Software Foundation; either version 2, or (at your option)
    00014 // any later version.
    00015 //
    00016 // The SC Toolkit is distributed in the hope that it will be useful,
    00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00019 // GNU Library General Public License for more details.
    00020 //
    00021 // You should have received a copy of the GNU Library General Public License
    00022 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
    00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
    00024 //
    00025 // The U.S. Government is granted a limited license as per AL 91-7.
    00026 //
    00027
    00028 #ifndef _util_render_parameter_h
    00029 #define _util_render_parameter_h
    00030
    00031 #include <util/keyval/keyval.h>
    00032
    00033 namespace sc {
    00034
    00035 template <class T>
    00036 class Parameter {
    00037     T parameter_;
    00038     int is_set_;
    00039     int overrides_;
    00040   public:
    00041     Parameter(): is_set_(0), overrides_(0) {}
    00042     void set(const T& a) { parameter_ = a; is_set_ = 1; }
    00043     void override(int overrides = 1) { overrides_ = overrides; }
    00044     const T& value() const { return parameter_; }
    00045     int overrides() const { return overrides_; }
    00046     int is_set() const { return is_set_; }
    00047 };
    00048
    00049 }
    00050
    00051 #endif
    00052
    00053 // Local Variables:
    00054 // mode: c++
    00055 // c-file-style: "CLJ"
    00056 // End: