nerdcruft/libcruft-util
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Move ostream operators into global namespace

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Danny Robson 2013-08-05 16:37:11 +10:00
parent 63637768ce
commit b4dda9b9fa
2 changed files with 13 additions and 10 deletions
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12
colour.cpp
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@ -14,11 +14,13 @@
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with libgim. If not, see <http://www.gnu.org/licenses/>. * along with libgim. If not, see <http://www.gnu.org/licenses/>.
* *
* Copyright 2010 Danny Robson <danny@nerdcruft.net> * Copyright 2010-2013 Danny Robson <danny@nerdcruft.net>
*/ */
#include "colour.hpp" #include "colour.hpp"
#include "range.hpp" #include "range.hpp"
#include "random.hpp"
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -35,8 +37,12 @@ const util::colour util::colour::BLUE ({ 0.0, 0.0, 1.0, 1.0 });
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
//! Extract a colour object from a JSON node.
//!
//! Data must be an array or 3 or 4 numbers. Guarantees success, or throws a
//! json::type_error.
const json::node& const json::node&
util::operator>> (const json::node &node, colour &c) { operator>> (const json::node &node, colour &c) {
c.red = node[0].as_number (); c.red = node[0].as_number ();
c.green = node[1].as_number (); c.green = node[1].as_number ();
c.blue = node[2].as_number (); c.blue = node[2].as_number ();
@ -71,7 +77,7 @@ namespace util {
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
std::ostream& std::ostream&
util::operator<< (std::ostream &os, const util::colour &c) { operator<< (std::ostream &os, const util::colour &c) {
os << "colour(" << c.red << ", " << c.green << ", " << c.blue << ", " << c.alpha << ")"; os << "colour(" << c.red << ", " << c.green << ", " << c.blue << ", " << c.alpha << ")";
return os; return os;
} }

9
colour.hpp
View File

@ -14,18 +14,18 @@
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with libgim. If not, see <http://www.gnu.org/licenses/>. * along with libgim. If not, see <http://www.gnu.org/licenses/>.
* *
* Copyright 2010 Danny Robson <danny@nerdcruft.net> * Copyright 2010-2013 Danny Robson <danny@nerdcruft.net>
*/ */
#ifndef __UTIL_COLOUR_HPP #ifndef __UTIL_COLOUR_HPP
#define __UTIL_COLOUR_HPP #define __UTIL_COLOUR_HPP
#include "json.hpp" #include "json.hpp"
#include "random.hpp"
#include <iostream> #include <iostream>
namespace util { namespace util {
/// An RGBA colour POD type.
struct colour { struct colour {
double red; double red;
double green; double green;
@ -39,12 +39,9 @@ namespace util {
static const colour GREEN; static const colour GREEN;
}; };
template <> colour& randomise (colour&); }
template <> colour& random (void);
std::ostream& operator<< (std::ostream&, const util::colour&); std::ostream& operator<< (std::ostream&, const util::colour&);
const json::node& operator>> (const json::node&, util::colour&); const json::node& operator>> (const json::node&, util::colour&);
}
#endif #endif