diff --git a/include/eepp/ui/uicontrol.hpp b/include/eepp/ui/uicontrol.hpp
index ba88cf9ce..109330c85 100644
--- a/include/eepp/ui/uicontrol.hpp
+++ b/include/eepp/ui/uicontrol.hpp
@@ -249,6 +249,10 @@ class EE_API UIControl {
 			ctrl = find<T>( id );
 			return ctrl;
 		}
+
+		bool isReverseDraw() const;
+
+		void setReverseDraw( bool reverseDraw );
 	protected:
 		typedef std::map< Uint32, std::map<Uint32, UIEventCallback> > UIEventsMap;
 		friend class UIManager;
diff --git a/include/eepp/ui/uihelper.hpp b/include/eepp/ui/uihelper.hpp
index d7364bc1e..815b36468 100644
--- a/include/eepp/ui/uihelper.hpp
+++ b/include/eepp/ui/uihelper.hpp
@@ -25,6 +25,7 @@ enum UI_CONTROL_FLAGS_VALUES {
 	UI_CTRL_FLAG_SCALED								= (1<<16),
 	UI_CTRL_FLAG_OWNED_BY_WINDOW					= (1<<17),
 	UI_CTRL_FLAG_DRAWABLE_OWNER						= (1<<18),
+	UI_CTRL_FLAG_REVERSE_DRAW						= (1<<19),
 	UI_CTRL_FLAG_FREE_USE							= (1<<31)
 };
 
diff --git a/include/eepp/ui/uiloader.hpp b/include/eepp/ui/uiloader.hpp
index f045f9dbf..2ad06bb20 100644
--- a/include/eepp/ui/uiloader.hpp
+++ b/include/eepp/ui/uiloader.hpp
@@ -50,6 +50,10 @@ class EE_API UILoader : public UIWidget {
 		UILoader * setAnimationSpeed( const Float& animationSpeed );
 
 		virtual void loadFromXmlNode( const pugi::xml_node& node);
+
+		Float getArcStartAngle() const;
+
+		UILoader * setArcStartAngle( const Float& arcStartAngle );
 	protected:
 		Float mRadius;
 		Float mOutlineThickness;
diff --git a/include/eepp/window/window.hpp b/include/eepp/window/window.hpp
index 6fe20f2b0..eb1f12ed5 100644
--- a/include/eepp/window/window.hpp
+++ b/include/eepp/window/window.hpp
@@ -78,10 +78,11 @@ class WindowSettings {
 class ContextSettings {
 	public:
 
-	inline ContextSettings( bool vsync, EEGL_version version = GLv_default, bool doubleBuffering = true, Uint32 depthBufferSize = 24, Uint32 stencilBufferSize = 1 ) :
+	inline ContextSettings( bool vsync, EEGL_version version = GLv_default, bool doubleBuffering = true, Uint32 depthBufferSize = 24, Uint32 stencilBufferSize = 1, Uint32 multisamples = 0 ) :
 		Version( version ),
 		DepthBufferSize( depthBufferSize ),
 		StencilBufferSize( stencilBufferSize ),
+		Multisamples( multisamples ),
 		VSync( vsync ),
 		DoubleBuffering( doubleBuffering )
 	{}
@@ -90,6 +91,7 @@ class ContextSettings {
 		Version( GLv_default ),
 		DepthBufferSize( 24 ),
 		StencilBufferSize( 1 ),
+		Multisamples( 0 ),
 		VSync( false ),
 		DoubleBuffering( true )
 	{}
@@ -97,6 +99,7 @@ class ContextSettings {
 	EEGL_version	Version;
 	Uint32			DepthBufferSize;
 	Uint32			StencilBufferSize;
+	Uint32			Multisamples;
 	bool			VSync;
 	bool			DoubleBuffering;
 };
diff --git a/src/eepp/ui/uicontrol.cpp b/src/eepp/ui/uicontrol.cpp
index b4b0f9221..47f7039da 100644
--- a/src/eepp/ui/uicontrol.cpp
+++ b/src/eepp/ui/uicontrol.cpp
@@ -772,14 +772,26 @@ void UIControl::setControlFlags( const Uint32& Flags ) {
 }
 
 void UIControl::drawChilds() {
-	UIControl * ChildLoop = mChild;
+	if ( isReverseDraw() ) {
+		UIControl * ChildLoop = mChildLast;
 
-	while ( NULL != ChildLoop ) {
-		if ( ChildLoop->mVisible ) {
-			ChildLoop->internalDraw();
+		while ( NULL != ChildLoop ) {
+			if ( ChildLoop->mVisible ) {
+				ChildLoop->internalDraw();
+			}
+
+			ChildLoop = ChildLoop->mPrev;
 		}
+	} else {
+		UIControl * ChildLoop = mChild;
 
-		ChildLoop = ChildLoop->mNext;
+		while ( NULL != ChildLoop ) {
+			if ( ChildLoop->mVisible ) {
+				ChildLoop->internalDraw();
+			}
+
+			ChildLoop = ChildLoop->mNext;
+		}
 	}
 }
 
@@ -1604,4 +1616,12 @@ UIControl * UIControl::getWindowContainer() {
 	return NULL;
 }
 
+bool UIControl::isReverseDraw() const {
+	return mControlFlags & UI_CTRL_FLAG_REVERSE_DRAW;
+}
+
+void UIControl::setReverseDraw( bool reverseDraw ) {
+	writeCtrlFlag( UI_CTRL_FLAG_REVERSE_DRAW, reverseDraw ? 1 : 0 );
+}
+
 }}
diff --git a/src/eepp/ui/uigridlayout.cpp b/src/eepp/ui/uigridlayout.cpp
index 9a7c4128a..eb7080733 100644
--- a/src/eepp/ui/uigridlayout.cpp
+++ b/src/eepp/ui/uigridlayout.cpp
@@ -124,7 +124,9 @@ void UIGridLayout::onParentSizeChange(const Vector2i & SizeChange) {
 }
 
 void UIGridLayout::pack() {
-	setInternalPosition( Vector2i( mLayoutMargin.Left, mLayoutMargin.Top ) );
+	Sizei oldSize( mSize );
+
+	//setInternalPosition( Vector2i( mLayoutMargin.Left, mLayoutMargin.Top ) );
 
 	if ( getLayoutWidthRules() == MATCH_PARENT ) {
 		setInternalWidth( getParent()->getSize().getWidth() - mLayoutMargin.Left - mLayoutMargin.Right );
@@ -172,6 +174,10 @@ void UIGridLayout::pack() {
 	if ( getLayoutHeightRules() == WRAP_CONTENT ) {
 		setInternalHeight( pos.y + ( usedLastRow ? targetSize.getHeight() : 0 ) );
 	}
+
+	if ( oldSize != mSize ) {
+		notifyLayoutAttrChangeParent();
+	}
 }
 
 Uint32 UIGridLayout::onMessage(const UIMessage * Msg) {
@@ -231,6 +237,8 @@ void UIGridLayout::loadFromXmlNode(const pugi::xml_node & node) {
 			setPadding( Rect( mPadding.Left, PixelDensity::toDpFromStringI( ait->as_string() ), mPadding.Right, mPadding.Bottom ) );
 		} else if ( "paddingbottom" == name ) {
 			setPadding( Rect( mPadding.Left, mPadding.Top, mPadding.Right, PixelDensity::toDpFromStringI( ait->as_string() ) ) );
+		} else if ( "reversedraw" == name ) {
+			setReverseDraw( ait->as_bool() );
 		}
 	}
 }
diff --git a/src/eepp/ui/uiloader.cpp b/src/eepp/ui/uiloader.cpp
index 83099cb7d..55c144e14 100644
--- a/src/eepp/ui/uiloader.cpp
+++ b/src/eepp/ui/uiloader.cpp
@@ -154,6 +154,15 @@ UILoader * UILoader::setAnimationSpeed( const Float& animationSpeed ) {
 	return this;
 }
 
+Float UILoader::getArcStartAngle() const {
+	return mArcStartAngle;
+}
+
+UILoader * UILoader::setArcStartAngle( const Float& arcStartAngle ) {
+	mArcStartAngle = arcStartAngle;
+	return this;
+}
+
 void UILoader::loadFromXmlNode(const pugi::xml_node & node) {
 	UIWidget::loadFromXmlNode( node );
 
@@ -173,8 +182,10 @@ void UILoader::loadFromXmlNode(const pugi::xml_node & node) {
 			setRadius( ait->as_float() );
 		} else if ( "outlinethickness" == name ) {
 			setOutlineThickness( ait->as_float() );
-		} else if ( "animationspeed" ) {
+		} else if ( "animationspeed" == name ) {
 			setAnimationSpeed( ait->as_float() );
+		} else if ( "arcstartangle" == name ) {
+			setArcStartAngle( ait->as_float() );
 		}
 	}
 }
diff --git a/src/eepp/ui/uithememanager.cpp b/src/eepp/ui/uithememanager.cpp
index 06738adc2..a44bd8bb5 100644
--- a/src/eepp/ui/uithememanager.cpp
+++ b/src/eepp/ui/uithememanager.cpp
@@ -56,11 +56,13 @@ void UIThemeManager::setTheme( UITheme * Theme ) {
 void UIThemeManager::setDefaultTheme( UITheme * Theme ) {
 	mThemeDefault = Theme;
 
-	UITooltipStyleConfig fontStyleConfig = mThemeDefault->getFontStyleConfig();
+	if ( NULL != mThemeDefault ) {
+		UITooltipStyleConfig fontStyleConfig = mThemeDefault->getFontStyleConfig();
 
-	if ( NULL == fontStyleConfig.getFont() && NULL != mFont ) {
-		fontStyleConfig.Font = mFont;
-		mThemeDefault->setFontStyleConfig( fontStyleConfig );
+		if ( NULL == fontStyleConfig.getFont() && NULL != mFont ) {
+			fontStyleConfig.Font = mFont;
+			mThemeDefault->setFontStyleConfig( fontStyleConfig );
+		}
 	}
 }
 
diff --git a/src/eepp/window/backend/SDL2/windowsdl2.cpp b/src/eepp/window/backend/SDL2/windowsdl2.cpp
index 17b2d60b5..1e4512c99 100644
--- a/src/eepp/window/backend/SDL2/windowsdl2.cpp
+++ b/src/eepp/window/backend/SDL2/windowsdl2.cpp
@@ -146,6 +146,11 @@ bool WindowSDL::create( WindowSettings Settings, ContextSettings Context ) {
 		mTmpFlags |= SDL_WINDOW_FULLSCREEN;
 	}
 
+	if ( mWindow.ContextConfig.Multisamples > 0 ) {
+		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
+		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, mWindow.ContextConfig.Multisamples);
+	}
+
 	mSDLWindow = SDL_CreateWindow( mWindow.WindowConfig.Caption.c_str(), SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, mWindow.WindowConfig.Width, mWindow.WindowConfig.Height, mTmpFlags );
 
 	if ( NULL == mSDLWindow ) {
diff --git a/src/eepp/window/engine.cpp b/src/eepp/window/engine.cpp
index 065b85f41..81e452fa8 100755
--- a/src/eepp/window/engine.cpp
+++ b/src/eepp/window/engine.cpp
@@ -294,8 +294,9 @@ ContextSettings Engine::createContextSettings( IniFile * ini, std::string iniKey
 	bool doubleBuffering 		= ini->getValueB( iniKeyName, "DoubleBuffering", true );
 	int depthBufferSize 		= ini->getValueI( iniKeyName, "DepthBufferSize", 24 );
 	int stencilBufferSize 		= ini->getValueI( iniKeyName, "StencilBufferSize", 1 );
+	int multisamples			= ini->getValueI( iniKeyName, "Multisamples", 0 );
 
-	return ContextSettings( VSync, GLVer, doubleBuffering, depthBufferSize, stencilBufferSize );
+	return ContextSettings( VSync, GLVer, doubleBuffering, depthBufferSize, stencilBufferSize, multisamples );
 }
 
 ContextSettings Engine::createContextSettings( std::string iniPath, std::string iniKeyName ) {