Files
OpenSpace/src/properties/scalar/shortproperty.cpp
Alexander Bock 9f3bbe324d Remove warnings
2017-04-06 23:19:23 -04:00

85 lines
5.4 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2017 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <openspace/properties/scalar/shortproperty.h>
#include <ghoul/lua/ghoul_lua.h>
#include <limits>
#include <sstream>
using std::numeric_limits;
namespace openspace {
namespace properties {
#define DEFAULT_FROM_LUA_LAMBDA(TYPE, DEFAULT_VALUE) \
[](lua_State* state, bool& success) -> TYPE { \
success = (lua_isnumber(state, -1) == 1); \
if (success) { \
return static_cast<TYPE>(lua_tonumber(state, -1)); \
} \
else { \
return DEFAULT_VALUE; \
} \
}
#define DEFAULT_TO_LUA_LAMBDA(TYPE) \
[](lua_State* state, TYPE value) -> bool { \
lua_pushnumber(state, static_cast<lua_Number>(value)); \
return true; \
}
#define DEFAULT_FROM_STRING_LAMBDA(TYPE, DEFAULT_VALUE) \
[](std::string value, bool& success) -> TYPE { \
std::stringstream s(value); \
TYPE v; \
s >> v; \
success = !s.fail(); \
if (success) { \
return v; \
} \
else { \
throw ghoul::RuntimeError("Conversion error for string: " + value); \
} \
}
#define DEFAULT_TO_STRING_LAMBDA(TYPE) \
[](std::string& outValue, TYPE inValue) -> bool { \
outValue = std::to_string(inValue); \
return true; \
}
REGISTER_NUMERICALPROPERTY_SOURCE(ShortProperty, short, short(0),
numeric_limits<short>::lowest(),
numeric_limits<short>::max(), short(1),
DEFAULT_FROM_LUA_LAMBDA(short, short(0)),
DEFAULT_TO_LUA_LAMBDA(short),
DEFAULT_FROM_STRING_LAMBDA(short, short(0)),
DEFAULT_TO_STRING_LAMBDA(short),
LUA_TNUMBER);
} // namespace properties
} // namespace openspace