reaction-operator.h

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00001 // -*- C++ -*-
00002 
00003 /* 
00004  * GChemPaint library
00005  * reaction-operator.h 
00006  *
00007  * Copyright (C) 2004-2008 Jean Bréfort <jean.brefort@normalesup.org>
00008  *
00009  * This program is free software; you can redistribute it and/or 
00010  * modify it under the terms of the GNU General Public License as 
00011  * published by the Free Software Foundation; either version 2 of the
00012  * License, or (at your option) any later version.
00013  *
00014  * This program is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  *
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
00022  * USA
00023  */
00024 
00025 #ifndef GCHEMPAINT_REACTION_OPERATOR_H
00026 #define GCHEMPAINT_REACTION_OPERATOR_H
00027 
00028 #include <gccv/item-client.h>
00029 #include <gcu/object.h>
00030 
00032 namespace gcp {
00033 
00040 class ReactionOperator: public gcu::Object, public gccv::ItemClient
00041 {
00042 public:
00046         ReactionOperator ();
00050         virtual ~ReactionOperator ();
00051 
00055         void AddItem ();
00059         void UpdateItem ();
00067         virtual void Move (double x, double y, double z = 0);
00075         virtual void SetSelected (int state);
00083         void SetCoords (double x, double y);
00090         bool GetCoords (double* x, double* y) const;
00095         virtual double GetYAlign ();
00096         
00097 private:
00098         double m_x, m_y;
00099         PangoLayout *m_Layout;
00100 };
00101 
00102 }       //      namespace gcp
00103 
00104 #endif  //      GCHEMPAINT_REACTION_OPERATOR_H

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