SceneSwitcher/lib/utils/variable-number.tpp
WarmUpTill 7d0332dd0e Restructure library and plugins
The "core" macro conditions and actions have been extracted out to the
"base" plugin.

The library now mostly contains functionality which is required across
all plugins and (e.g. definitions for macro segments).

The goal is to reduce the complexity and cross-dependencies and group
the source files in a better way.

This should relsove the "library limit of 65535 objects exceeded" build
issue occuring in some Windows build environments.
2024-01-27 14:10:34 +01:00

96 lines
2.2 KiB
C++

template class NumberVariable<int>;
template class NumberVariable<double>;
template<typename T>
inline NumberVariable<T>::NumberVariable(T value) : _value(value)
{
}
template<typename T>
void NumberVariable<T>::Save(obs_data_t *obj, const char *name) const
{
auto data = obs_data_create();
if constexpr (std::is_same<T, int>::value) {
obs_data_set_int(data, "value", _value);
} else if constexpr (std::is_same<T, double>::value) {
obs_data_set_double(data, "value", _value);
} else {
assert(false);
}
auto var = _variable.lock();
if (var) {
obs_data_set_string(data, "variable", var->Name().c_str());
}
obs_data_set_int(data, "type", static_cast<int>(_type));
obs_data_set_obj(obj, name, data);
obs_data_release(data);
}
template<typename T>
void NumberVariable<T>::Load(obs_data_t *obj, const char *name)
{
auto data = obs_data_get_obj(obj, name);
if constexpr (std::is_same<T, int>::value) {
_value = obs_data_get_int(data, "value");
} else if constexpr (std::is_same<T, double>::value) {
_value = obs_data_get_double(data, "value");
} else {
assert(false);
}
auto variableName = obs_data_get_string(data, "variable");
_variable = GetWeakVariableByName(variableName);
_type = static_cast<Type>(obs_data_get_int(data, "type"));
obs_data_release(data);
}
template<typename T> T NumberVariable<T>::GetValue() const
{
if (_type == Type::FIXED_VALUE) {
return _value;
}
auto var = _variable.lock();
if (!var) {
return {};
}
if constexpr (std::is_same<T, int>::value) {
auto value = var->IntValue();
return value.value_or(0);
} else if constexpr (std::is_same<T, double>::value) {
auto value = var->DoubleValue();
return value.value_or(0.0);
}
assert(false);
return 0;
}
template<typename T> bool NumberVariable<T>::HasValidValue() const
{
if (_type == Type::FIXED_VALUE) {
return true;
}
auto var = _variable.lock();
if (!var) {
return false;
}
if constexpr (std::is_same<T, int>::value) {
auto value = var->IntValue();
return value.has_value();
} else if constexpr (std::is_same<T, double>::value) {
auto value = var->IntValue();
return value.has_value();
}
assert(false);
return false;
}
template<typename T> NumberVariable<T>::operator T() const
{
return GetValue();
}