mapnik/include/mapnik/processed_text.hpp

63 lines
2.2 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2012 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef PROCESSED_TEXT_HPP
#define PROCESSED_TEXT_HPP
// mapnik
#include <mapnik/text_properties.hpp>
#include <mapnik/font_engine_freetype.hpp>
#include <mapnik/text_path.hpp>
#include <mapnik/noncopyable.hpp>
namespace mapnik
{
class processed_text : mapnik::noncopyable
{
public:
class processed_expression
{
public:
processed_expression(char_properties const& properties, UnicodeString const& text) :
p(properties), str(text) {}
char_properties p;
UnicodeString str;
};
public:
processed_text(face_manager<freetype_engine> & font_manager, double scale_factor);
void push_back(char_properties const& properties, UnicodeString const& text);
unsigned size() const { return expr_list_.size(); }
unsigned empty() const { return expr_list_.empty(); }
void clear();
typedef std::list<processed_expression> expression_list;
expression_list::const_iterator begin() const;
expression_list::const_iterator end() const;
string_info &get_string_info();
private:
expression_list expr_list_;
face_manager<freetype_engine> &font_manager_;
double scale_factor_;
string_info info_;
};
} // ns mapnik
#endif // PROCESSED_TEXT_HPP