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/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2006 Artem Pavlenko, Jean-Francois Doyon
*
* 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
*
*****************************************************************************/
// boost
#include <boost/python.hpp>
//mapnik
#include <mapnik/color.hpp>
using mapnik::color;
struct color_pickle_suite : boost::python::pickle_suite
{
static boost::python::tuple
getinitargs(const color& c)
{
using namespace boost::python;
return boost::python::make_tuple(c.red(),c.green(),c.blue(),c.alpha());
}
};
void export_color ()
{
using namespace boost::python;
class_<color>("Color", init<int,int,int,int>(
( arg("r"), arg("g"), arg("b"), arg("a") ),
"Creates a new color from its RGB components\n"
"and an alpha value.\n"
"All values between 0 and 255.\n")
)
.def(init<int,int,int>(
( arg("r"), arg("g"), arg("b") ),
"Creates a new color from its RGB components.\n"
"All values between 0 and 255.\n")
)
.def(init<std::string>(
( arg("color_string") ),
"Creates a new color from its CSS string representation.\n"
"The string may be a CSS color name (e.g. 'blue')\n"
"or a hex color string (e.g. '#0000ff').\n")
)
.add_property("r",
&color::red,
&color::set_red,
"Gets or sets the red component.\n"
"The value is between 0 and 255.\n")
.add_property("g",
&color::green,
&color::set_green,
"Gets or sets the green component.\n"
"The value is between 0 and 255.\n")
.add_property("b",
&color::blue,
&color::set_blue,
"Gets or sets the blue component.\n"
"The value is between 0 and 255.\n")
.add_property("a",
&color::alpha,
&color::set_alpha,
"Gets or sets the alpha component.\n"
"The value is between 0 and 255.\n")
.def(self == self)
.def(self != self)
.def_pickle(color_pickle_suite())
.def("__str__",&color::to_string)
.def("to_hex_string",&color::to_hex_string,
"Returns the hexadecimal representation of this color.\n"
"\n"
"Example:\n"
">>> c = Color('blue')\n"
">>> c.to_hex_string()\n"
"'#0000ff'\n")
;
}
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