first commit

include/engine/ui/ui_item.h

@@ -0,0 +1,142 @@
+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NUIITEM__
+#define	__NUIITEM__
+
+
+		#include "automation/automation_player.h"
+		#include "ui/ui_item_event_interface.h"
+		#include "script/scripted_object.h"
+		#include "math/matrix3.h"
+		#include "geometry/rect.h"
+		#include "container/nlist.h"
+		#include "nstring/nstring.h"
+		#include "memory/nshared_ptr.h"
+		#include "memory/bit_field.h"
+		#include "memory/nauto_ptr.h"
+
+
+namespace GS {
+	namespace GPU { class TriangleBatch; }
+	namespace Core { struct ResourceFactories; }
+	namespace Render { class Renderer; }
+
+	namespace S2D {
+		class EventTable;
+
+		using Render::Renderer;
+
+/*!
+	@short	UI Item.
+	@author	Emmanuel Julien (ejulien@nworks.fr)
+*/
+class	Item : public SharedObject
+{
+		friend class Scene;
+
+public:
+
+enum	Type
+{
+		Type_None			=	0,
+		Type_Camera,
+		Type_Sprite,
+		Type_Window
+};
+
+enum	Flag
+{
+		Flag_ItemActive		=	(1 << 0)
+};
+
+protected:
+
+		uint			uid;
+		Type			type;
+
+		Item			*parent;
+
+		Vector2			position, pivot, size, scale;
+		float			zorder, angle;
+
+		Matrix3			local_matrix, matrix, imatrix;
+
+		List <Item *>	children;	///< Children list.
+
+public:
+
+		String			name;
+
+		BitField		item_flags;
+
+		uint			GetUid() const { return uid; }
+		Type			GetItemType() const	{ return type; }
+
+virtual	EventTable		*GetEventTable() const { return 0; }
+
+		Item			*GetParent() const { return parent; }
+		void			SetParent(Item * = 0);
+
+		bool			Inherits(const Item *) const;
+
+		List <Item *>	&GetChildren() { return children; }
+
+		void			ComputeMatrix();
+
+		const Matrix3	&GetLocalMatrix() { return local_matrix; }
+		const Matrix3	&GetMatrix() { return matrix; }
+		const Matrix3	&GetInverseMatrix() { return imatrix; }
+
+		/// Snapshot a transformation to this sprite position, rotation and scale.
+		void			SnapshotTransformation(const Matrix3 &);
+
+		float			GetZOrder() const { return zorder; }
+		void			SetZOrder(float z) { zorder = z; }
+		Vector2			GetPosition() const { return position; }
+		void			SetPosition(float x, float y) { position.Set(x, y); }
+		Vector2			GetPivot() const { return pivot; }
+		void			SetPivot(float x, float y) { pivot.Set(x, y); }
+		Vector2			GetScale() const { return scale; }
+		void			SetScale(float x, float y) { scale.Set(x, y); }
+		Vector2			GetSize() const { return size; }
+virtual	void			SetSize(float x, float y) { size.Set(Types::Max <float> (1, x), Types::Max <float> (1, y)); }
+
+		float			GetRotation() const { return angle; }
+		void			SetRotation(float a) { angle = a; }
+
+		/// Rectangle in local space.
+virtual	iRect			GetRect() const;
+		/// Rectangle in screen space.
+virtual	iRect			GetScreenRect() const;
+
+		iRect			LocalToScreen(const iRect &) const;
+		iRect			ScreenToLocal(const iRect &) const;
+		Vector2			LocalToScreen(const Vector2 &) const;
+		Vector2			ScreenToLocal(const Vector2 &) const;
+
+virtual	void			RenderSetup(Core::ResourceFactories * = 0) = 0;
+virtual	void			Render(Renderer &, GPU::TriangleBatch * = 0) = 0;
+
+		AutoPtr <IItemEvent> item_event;
+		AutoPtr <Script::ScriptedObject> scripted_object;
+		AutoPtr <GS::Automation::Player> automation_player;
+
+		void			Reset();
+		void			Setup();
+
+virtual	bool			FromMetaTag(NML::Tag &);
+virtual	NML::Tag		*AsMetaTag() const;
+
+		Item();
+virtual	~Item();
+};
+
+	} // S2D
+} // GS
+
+
+#endif	// __NUIITEM__