The Gnome Chemistry Utils 0.13.3
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00001 // -*- C++ -*- 00002 00003 /* 00004 * GChemPaint library 00005 * brackets.h 00006 * 00007 * Copyright (C) 2011 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 GCCV_BRACKETS_H 00026 #define GCCV_BRACKETS_H 00027 00028 #include "item.h" 00029 #include <list> 00030 #include <string> 00031 00032 namespace gccv { 00033 00034 typedef struct _BracketsMetrics BracketsMetrics; 00035 00039 typedef enum 00040 { 00043 BracketsTypeNormal, 00046 BracketsTypeSquare, 00049 BracketsTypeCurly 00050 } BracketsTypes; 00054 typedef enum 00055 { 00058 BracketsOpening = 1, 00061 BracketsClosing, 00064 BracketsBoth 00065 } BracketsUses; 00066 00067 typedef struct 00068 { 00069 char const *ch; 00070 double x, y, w, h, offset; 00071 bool needs_clip; 00072 } BracketElem; 00073 00074 class Brackets: public Item 00075 { 00076 public: 00077 Brackets (Canvas *canvas, BracketsTypes type, BracketsUses use, char const *fontdesc, double x0, double y0, double x1, double y1); 00078 Brackets (Group *parent, BracketsTypes type, BracketsUses use, char const *fontdesc, double x0, double y0, double x1, double y1, ItemClient *client = NULL); 00079 ~Brackets (); 00080 00089 void SetPosition (double x0, double y0, double x1, double y1); 00098 void GetPosition (double &x0, double &y0, double &x1, double &y1); 00099 00100 // virtual methods 00108 double Distance (double x, double y, Item **item) const; 00115 void Draw (cairo_t *cr, bool is_vector) const; 00122 void Move (double x, double y); 00123 00124 protected: 00128 void UpdateBounds (); 00129 00130 private: 00131 00132 private: 00133 BracketsMetrics const *m_Metrics; 00134 // std::string m_FontDesc; 00135 double m_x0, m_y0, m_x1, m_y1; 00136 std::list < BracketElem > m_Elems; 00137 00146 GCCV_ITEM_POS_PROP (double, Size) 00147 GCCV_ITEM_POS_PROP (std::string, FontDesc) 00148 GCCV_ITEM_POS_PROP (BracketsTypes, Type) 00149 GCCV_ITEM_POS_PROP (BracketsUses, Used) 00158 GCCV_ITEM_PROP (GOColor, Color) 00159 }; 00160 00161 } 00162 00163 #endif // GCCV_BRACKETS_H