Core/Flags: Add Clear methods

ChangeLog.md

@@ -197,6 +197,8 @@ Nazara Engine:
 - StackArray and StackVector are now movable
 - Fixed RigidBody2D::Copy not copying kinematic/dynamic/static status
 - Fixed out-of-bounds access in LuaInstance::LoadLibraries
+- Add Flags<E>::Clear(Flags) helper method, to clear one or more flags.
+- Add Flags<E>::Clear() helper method, to reset flags
 
 Nazara Development Kit:
 - Added ImageWidget (#139)

include/Nazara/Core/Flags.hpp

@@ -48,6 +48,9 @@ namespace Nz
 			constexpr Flags(BitField value = 0);
 			constexpr Flags(E enumVal);
 
+			void Clear();
+			void Clear(const Flags& flags);
+
 			constexpr bool Test(const Flags& flags) const;
 
 			explicit constexpr operator bool() const;

include/Nazara/Core/Flags.inl

@@ -39,9 +39,35 @@ namespace Nz
 	{
 	}
 
+	/*!
+	* \brief Clear all flags
+	*
+	* \see Test
+	*/
+	template<typename E>
+	void Flags<E>::Clear()
+	{
+		m_value = 0;
+	}
+
+	/*!
+	* \brief Clear some flags
+	*
+	* \param flags Flags to be cleared
+	*
+	* \see Test
+	*/
+	template<typename E>
+	void Flags<E>::Clear(const Flags& flags)
+	{
+		m_value &= ~flags;
+	}
+
 	/*!
 	* \brief Tests if all flags from a Flags object are enabled
 	* \return True if all tested flags are enabled.
+	*
+	* \see Clear
 	*/
 	template<typename E>
 	constexpr bool Flags<E>::Test(const Flags& flags) const