The Gnome Chemistry Utils 0.13.3
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00001 // -*- C++ -*- 00002 00003 /* 00004 * GChemPaint library 00005 * arrow.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_ARROW_H 00026 #define GCHEMPAINT_ARROW_H 00027 00028 #include <gcu/object.h> 00029 #include <gccv/item-client.h> 00030 00032 namespace gcp { 00033 00037 enum ArrowTypes 00038 { 00042 SimpleArrow, 00046 ReversibleArrow, 00050 FullReversibleArrow, 00051 }; 00052 00055 class Arrow: public gcu::Object, public gccv::ItemClient 00056 { 00057 public: 00064 Arrow(gcu::TypeId Type); 00068 virtual ~Arrow(); 00069 00078 bool Load (xmlNodePtr node); 00086 void SetSelected (int state); 00095 void SetCoords (double xstart, double ystart, double xend, double yend); 00104 bool GetCoords (double* xstart, double* ystart, double* xend, double* yend) const; 00113 bool GetCoords (double *x, double *y, double *z = NULL) const; 00121 void Move (double x, double y, double z = 0); 00129 void Transform2D (gcu::Matrix2D& m, double x, double y); 00134 double GetYAlign (); 00144 bool SetProperty (unsigned property, char const *value); 00145 00146 protected: 00154 bool Save (xmlDocPtr xml, xmlNodePtr node) const; 00155 00156 std::string Name (); 00157 00158 protected: 00162 double m_x; 00166 double m_y; 00170 double m_width; 00174 double m_height; 00175 }; 00176 00177 } // namespace gcp 00178 00179 #endif //GCHEMPAINT_ARROW_H