Add UserData

projects/kiwano/kiwano.vcxproj

@@ -90,6 +90,7 @@
     <ClInclude Include="..\..\src\kiwano\utils\LocalStorage.h" />
     <ClInclude Include="..\..\src\kiwano\utils\FileSystem.h" />
     <ClInclude Include="..\..\src\kiwano\utils\ResourceCache.h" />
+    <ClInclude Include="..\..\src\kiwano\utils\UserData.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\src\kiwano\2d\action\Action.cpp" />
@@ -149,6 +150,7 @@
     <ClCompile Include="..\..\src\kiwano\utils\LocalStorage.cpp" />
     <ClCompile Include="..\..\src\kiwano\utils\FileSystem.cpp" />
     <ClCompile Include="..\..\src\kiwano\utils\ResourceCache.cpp" />
+    <ClCompile Include="..\..\src\kiwano\utils\UserData.cpp" />
   </ItemGroup>
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">

projects/kiwano/kiwano.vcxproj.filters

@@ -297,6 +297,9 @@
     <ClInclude Include="..\..\src\kiwano\core\any.hpp">
       <Filter>core</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\src\kiwano\utils\UserData.h">
+      <Filter>utils</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\src\kiwano\ui\Button.cpp">
@@ -470,5 +473,8 @@
     <ClCompile Include="..\..\src\kiwano\utils\FileSystem.cpp">
       <Filter>utils</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\kiwano\utils\UserData.cpp">
+      <Filter>utils</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>

src/kiwano/core/any.hpp

@@ -319,7 +319,7 @@ protected:
 	}
 
 protected:
-	static const auto ANY_SMALL_SPACE_SIZE = 16U;
+	static const auto ANY_SMALL_SPACE_SIZE = 8U;
 
 	template <typename _Ty>
 	struct decayed_is_small : public std::bool_constant<sizeof(_Ty) <= ANY_SMALL_SPACE_SIZE>

src/kiwano/utils/UserData.cpp

@@ -0,0 +1,73 @@
+// Copyright (c) 2018-2019 Kiwano - Nomango
+// 
+// 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 <kiwano/utils/UserData.h>
+
+namespace kiwano
+{
+	Any UserData::Get(String const& key, Any const& default_data) const
+	{
+		auto iter = data_.find(key);
+		if (iter != data_.end())
+		{
+			return iter->second;
+		}
+		return default_data;
+	}
+
+	void UserData::Set(String const& key, Any const& data)
+	{
+		data_.insert(std::make_pair(key, data));
+	}
+
+	void UserData::Set(Pair<String, Any> const& pair)
+	{
+		data_.insert(pair);
+	}
+
+	void UserData::Set(std::initializer_list<Pair<String, Any>> const& list)
+	{
+		for (const auto& pair : list)
+		{
+			data_.insert(pair);
+		}
+	}
+
+	void UserData::Set(DataMap const& map)
+	{
+		data_ = map;
+	}
+
+	bool UserData::Contains(String const& key) const
+	{
+		return data_.count(key) != 0;
+	}
+
+	const UnorderedMap<String, Any>& UserData::GetData() const
+	{
+		return data_;
+	}
+
+	void UserData::Clear()
+	{
+		data_.clear();
+	}
+
+}

src/kiwano/utils/UserData.h

@@ -0,0 +1,59 @@
+// Copyright (c) 2018-2019 Kiwano - Nomango
+// 
+// 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.
+
+#pragma once
+#include <kiwano/core/core.h>
+
+namespace kiwano
+{
+	// UserData is a simple database for user
+	class KGE_API UserData
+		: public Singleton<UserData>
+	{
+		KGE_DECLARE_SINGLETON(UserData);
+
+	public:
+		using DataMap = UnorderedMap<String, Any>;
+
+		Any Get(String const& key, Any const& default_data = Any()) const;
+
+		void Set(String const& key, Any const& data);
+
+		void Set(Pair<String, Any> const& pair);
+
+		void Set(std::initializer_list<Pair<String, Any>> const& list);
+
+		void Set(DataMap const& map);
+
+		bool Contains(String const& key) const;
+
+		const DataMap& GetData() const;
+
+		void Clear();
+
+	private:
+		UserData() = default;
+		UserData(const UserData&) = default;
+		UserData& operator=(const UserData&) = default;
+
+	private:
+		DataMap data_;
+	};
+}