The Gnome Chemistry Utils 0.12.10
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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