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item.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 2002-2003 The Inti Development Team.
00003  *
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Library General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  */
00018 
00023 
00024 #ifndef INTI_PANGO_ITEM_H
00025 #define INTI_PANGO_ITEM_H
00026 
00027 #ifndef INTI_OBJECT_H
00028 #include <inti/object.h>
00029 #endif
00030 
00031 #ifndef __PANGO_ITEM_H__
00032 #include <pango/pango-item.h>
00033 #endif
00034 
00035 #ifndef _CPP_VECTOR
00036 #include <vector>
00037 #endif
00038 
00039 namespace Inti {
00040 
00041 namespace Pango {
00042 
00043 class Attribute;
00044 class Font;
00045 
00053 
00054 class Analysis
00055 {
00056         PangoAnalysis analysis_;
00057 
00058 public:
00061 
00062         PangoAnalysis* pango_analysis() const { return const_cast<PangoAnalysis*>(&analysis_); }
00064 
00065         PangoEngineShape* shape_engine() const;
00067 
00068         PangoEngineLang* lang_engine() const;
00070 
00071         Pango::Font *font() const;
00073 
00074         guint8 level() const;
00076 
00077         PangoLanguage* language() const;
00079 
00080         bool extra_attributes(std::vector<Pointer<Attribute> >& attrs) const;
00084 
00086 };
00087 
00093 class Item : public ReferencedObject
00094 {
00095         PangoItem *item_;
00096 
00097 public:
00100 
00101         Item();
00103 
00104         explicit Item(PangoItem *item, bool copy);
00114 
00115         Item(const Item& src);
00118 
00119         ~Item();        
00121 
00122         Item& operator=(const Item& src);
00125 
00129 
00130         PangoItem* pango_item() const { return (PangoItem*)item_; }
00132 
00133         operator PangoItem* () const;
00135 
00136         int offset() const;
00138 
00139         int length() const;
00141         
00142         int num_chars() const;
00144         
00145         const Analysis& analysis() const;
00147         
00151 
00152         Pointer<Item> split(int split_index, int split_offset);
00166 
00168 };
00169 
00172 
00173         std::vector<Pointer<Item> > reorder_items(const std::vector<Pointer<Item> >& logical_items);
00181         
00183 
00184 } // namespace Pango
00185 
00186 } // namespace Inti
00187 
00188 #endif // INTI_PANGO_ITEM_H
00189 
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