/usr/include/mapnik/text_path.hpp is in libmapnik2-dev 2.0.0+ds1-3build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2006 Artem Pavlenko
* Copyright (C) 2006 10East Corp.
*
* 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
*
*****************************************************************************/
//$Id$
#ifndef __TEXT_PATH_H__
#define __TEXT_PATH_H__
#include <boost/utility.hpp>
#include <boost/shared_ptr.hpp>
#include <unicode/unistr.h>
namespace mapnik
{
struct character_info
{
int character;
double width, height;
character_info() : character(0), width(0), height(0) {}
character_info(int c_, double width_, double height_) : character(c_), width(width_), height(height_) {}
~character_info() {}
character_info(const character_info &ci)
: character(ci.character), width(ci.width), height(ci.height)
{
}
};
class string_info : private boost::noncopyable
{
protected:
typedef boost::ptr_vector<character_info> characters_t;
characters_t characters_;
UnicodeString const& text_;
double width_;
double height_;
bool is_rtl;
public:
string_info(UnicodeString const& text)
: text_(text),
width_(0),
height_(0),
is_rtl(false) {}
void add_info(int c, double width, double height)
{
characters_.push_back(new character_info(c, width, height));
}
unsigned num_characters() const
{
return characters_.size();
}
void set_rtl(bool value) {is_rtl = value;}
bool get_rtl() const {return is_rtl;}
character_info at(unsigned i) const
{
return characters_[i];
}
character_info operator[](unsigned i) const
{
return at(i);
}
void set_dimensions(double width, double height)
{
width_ = width;
height_ = height;
}
std::pair<double, double> get_dimensions() const
{
return std::pair<double, double>(width_, height_);
}
UnicodeString const& get_string() const
{
return text_;
}
bool has_line_breaks() const
{
UChar break_char = '\n';
return (text_.indexOf(break_char) >= 0);
}
};
struct text_path : boost::noncopyable
{
struct character_node
{
int c;
double x, y, angle;
character_node(int c_, double x_, double y_, double angle_)
: c(c_), x(x_), y(y_), angle(angle_) {}
~character_node() {}
void vertex(int *c_, double *x_, double *y_, double *angle_)
{
*c_ = c;
*x_ = x;
*y_ = y;
*angle_ = angle;
}
};
typedef std::vector<character_node> character_nodes_t;
double starting_x;
double starting_y;
character_nodes_t nodes_;
int itr_;
std::pair<unsigned,unsigned> string_dimensions;
text_path()
: starting_x(0),
starting_y(0),
itr_(0) {}
//text_path(text_path const& other) :
// itr_(0),
// nodes_(other.nodes_),
// string_dimensions(other.string_dimensions)
//{}
~text_path() {}
void add_node(int c, double x, double y, double angle)
{
nodes_.push_back(character_node(c, x, y, angle));
}
void vertex(int *c, double *x, double *y, double *angle)
{
nodes_[itr_++].vertex(c, x, y, angle);
}
void rewind()
{
itr_ = 0;
}
int num_nodes() const
{
return nodes_.size();
}
void clear()
{
nodes_.clear();
}
};
typedef boost::shared_ptr<text_path> text_path_ptr;
}
#endif
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