fragment.h

Go to the documentation of this file.
00001 // -*- C++ -*-
00002 
00003 /* 
00004  * GChemPaint library
00005  * fragment.h 
00006  *
00007  * Copyright (C) 2002-2010 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_FRAGMENT_H
00026 #define GCHEMPAINT_FRAGMENT_H
00027 
00028 #include "text-object.h"
00029 #include <gccv/item-client.h>
00030 #include <gccv/text-tag.h>
00031 
00032 namespace gccv {
00033         class Text;
00034 }
00035 
00037 namespace gcp {
00038 
00039 extern gccv::Tag ChargeTag, StoichiometryTag;
00040 
00047 class ChargeTextTag: public gccv::PositionTextTag
00048 {
00049 public:
00055         ChargeTextTag (double size);
00059         virtual ~ChargeTextTag ();
00060 
00067         TextTag *Restrict (TextTag *tag);
00068 };
00069 
00076 class StoichiometryTextTag: public gccv::PositionTextTag
00077 {
00078 public:
00084         StoichiometryTextTag (double size);
00088         virtual ~StoichiometryTextTag ();
00089 
00096         TextTag *Restrict (TextTag *tag);
00097 };
00098 
00099 class FragmentAtom;
00100 class Atom;
00101 
00109 class Fragment: public TextObject
00110 {
00111 public:
00115         Fragment ();
00123         Fragment (double x, double y);
00127         virtual ~Fragment ();
00128 
00132         void AddItem ();
00136         void UpdateItem ();
00144         void SetSelected (int state);
00151         xmlNodePtr Save (xmlDocPtr xml) const;
00159         xmlNodePtr SaveSelection (xmlDocPtr xml) const;
00166         bool Load (xmlNodePtr node);
00172         bool OnChanged (bool save);
00176         void AnalContent ();
00183         void AnalContent (unsigned start, unsigned &end);
00192         Object* GetAtomAt (double x, double y, double z = 0.);
00200         void Move (double x, double y, double z = 0);
00208         void Transform2D (gcu::Matrix2D& m, double x, double y);
00213         void OnChangeAtom ();
00217         Atom* GetAtom () {return (Atom*) m_Atom;}
00225         int GetElementAtPos (unsigned start, unsigned &end);
00241         gccv::Anchor GetChargePosition (FragmentAtom *pAtom, unsigned char &Pos, double Angle, double &x, double &y);
00251         int GetAvailablePosition (double &x, double &y);
00259         bool GetPosition (double angle, double &x, double &y);
00263         bool Validate ();
00267         double GetYAlign ();
00268 
00278         bool SetProperty (unsigned property, char const *value);
00279 
00284         bool Analyze ();
00285 
00290         void Update ();
00291 
00295         gccv::Item *GetChargeItem ();
00296 
00300         std::string Name ();
00308         typedef enum {
00312                 Invalid,
00316                 Valid,
00320                 Valid2D,
00324                 Valid3D
00325         } Validity;
00326 
00333         typedef enum {
00337                 AutoMode,
00341                 NormalMode,
00345                 SubscriptMode,
00349                 SuperscriptMode,
00353                 ChargeMode,
00357                 StoichiometryMode
00358         } FragmentMode;
00359 
00360 private:
00361         bool SavePortion (xmlDocPtr xml, xmlNodePtr node, unsigned start, unsigned end) const;
00362 
00363 private:
00364         FragmentAtom *m_Atom;
00365         unsigned m_BeginAtom, m_EndAtom;
00366         double m_lbearing;
00367         double m_CHeight;
00368         bool m_Inversable;
00369 
00373 GCU_RO_PROP (Validity, Valid)
00385 GCU_PROP (FragmentMode, Mode)
00386 };
00387 
00388 }       //      namespace gcp
00389 
00390 #endif  //GCHEMPAINT_FRAGMENT_H

Generated on Fri Sep 24 15:58:41 2010 for The Gnome Chemistry Utils by  doxygen 1.5.9