add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Gwen/Align.h

@@ -0,0 +1,79 @@
+/*
+	GWEN
+	Copyright (c) 2010 Facepunch Studios
+	See license in Gwen.h
+*/
+
+#pragma once
+#ifndef GWEN_ALIGN_H
+#define GWEN_ALIGN_H
+#include "Gwen/Controls/Base.h"
+
+namespace Gwen 
+{
+	namespace Align
+	{
+		inline void Center( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+
+			ctrl->SetPos( parent->GetPadding().left + (((parent->Width()-parent->GetPadding().left-parent->GetPadding().right) - ctrl->Width()) / 2), 
+								(parent->Height() - ctrl->Height()) / 2 );
+		}
+
+		inline void AlignLeft( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+
+			ctrl->SetPos( parent->GetPadding().left, ctrl->Y() );
+		}
+
+		inline void CenterHorizontally( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+
+
+			ctrl->SetPos( parent->GetPadding().left + (((parent->Width()-parent->GetPadding().left-parent->GetPadding().right) - ctrl->Width()) / 2), ctrl->Y() );
+		}
+
+		inline void AlignRight( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+
+
+			ctrl->SetPos( parent->Width() - ctrl->Width() - parent->GetPadding().right, ctrl->Y() );
+		}
+
+		inline void AlignTop( Controls::Base* ctrl )
+		{
+			ctrl->SetPos( ctrl->X(), 0 );
+		}
+
+		inline void CenterVertically( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+
+			ctrl->SetPos( ctrl->X(), (parent->Height() - ctrl->Height()) / 2 );
+		}
+
+		inline void AlignBottom( Controls::Base* ctrl )
+		{
+			Controls::Base* parent = ctrl->GetParent(); 
+			if ( !parent ) return;
+	
+			ctrl->SetPos( ctrl->X(), parent->Height() - ctrl->Height() );
+		}
+
+		inline void PlaceBelow( Controls::Base* ctrl, Controls::Base* below, int iBorder = 0 )
+		{
+			ctrl->SetPos( ctrl->X(), below->Bottom() + iBorder );
+		}
+
+	}
+}
+#endif