The Gnome Chemistry Utils  0.12.13
gcp/arrow.h
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1 // -*- C++ -*-
2 
3 /*
4  * GChemPaint library
5  * arrow.h
6  *
7  * Copyright (C) 2002-2010 Jean Bréfort <jean.brefort@normalesup.org>
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License as
11  * published by the Free Software Foundation; either version 2 of the
12  * License, or (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
22  * USA
23  */
24 
25 #ifndef GCHEMPAINT_ARROW_H
26 #define GCHEMPAINT_ARROW_H
27 
28 #include <gcu/object.h>
29 #include <gccv/item-client.h>
30 
32 namespace gcp {
33 
38 {
51 };
52 
55 class Arrow: public gcu::Object, public gccv::ItemClient
56 {
57 public:
64  Arrow(gcu::TypeId Type);
68  virtual ~Arrow();
69 
78  bool Load (xmlNodePtr node);
86  void SetSelected (int state);
95  void SetCoords (double xstart, double ystart, double xend, double yend);
104  bool GetCoords (double* xstart, double* ystart, double* xend, double* yend);
112  void Move (double x, double y, double z = 0);
120  void Transform2D (gcu::Matrix2D& m, double x, double y);
125  double GetYAlign ();
135  bool SetProperty (unsigned property, char const *value);
136 
137 protected:
145  bool Save (xmlDocPtr xml, xmlNodePtr node) const;
146 
147  std::string Name ();
148 
149 protected:
153  double m_x;
157  double m_y;
161  double m_width;
165  double m_height;
166 };
167 
168 } // namespace gcp
169 
170 #endif //GCHEMPAINT_ARROW_H