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include/engine/ui/ui.h

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+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NUI_SCENE__
+#define	__NUI_SCENE__
+
+
+		#include "ui/ui_item.h"
+		#include "ui/ui_cursor.h"
+		#include "ui/ui_message.h"
+		#include "ui/ui_event_handler.h"
+		#include "ui/ui_window_skin.h"
+		#include "ui/ui_scene_event_interface.h"
+		#include "scene3d/scene_io_flag.h"
+		#include "motion/scene_motion_container.h"
+		#include "core/tool_mode.h"
+		#include "core/clock.h"
+		#include "core/ace.h"
+		#include "color/color.h"
+
+
+namespace GS {
+	namespace GPU { class TriangleBatch; }
+	namespace Render { class RasterFont; }
+	namespace S2D {
+		struct Group;
+		struct Camera;
+		class Window;
+		class Widget;
+
+/*!
+	@short	Scene 2D
+	@author	Emmanuel Julien (ejulien@nworks.fr)
+*/
+class	Scene : public SharedObject, public ACE::Unit
+{
+		uint			current_item_uid;
+
+protected:
+
+		SharedList <Item *> item_list;
+		Item			*lock;
+
+		Matrix3			screen_to_ui, ui_to_screen;
+
+		SharedPtr <Camera> default_camera, current_camera;
+
+		Widget			*RecurseWidgetBelowCursor(Window *, Widget *, int x, int y);
+		void			ProcessCursorEnterLeaveWidget(Cursor *, Window *, Widget *);
+
+		/// Execute an ACE command.
+		bool			ExecCommand(ACE::Command *, float dt);
+
+		Core::sClock	clock;
+
+public:
+
+		String			name;
+
+		void			SetClock(Core::Clock * = 0);
+
+/*!
+	@name	Script system.
+	@{
+*/
+		Script::sVM	vm;
+
+		AutoPtr <ISceneEvent> scene_event;
+		AutoPtr <Script::ScriptedObject> scripted_object;
+
+		void			SetAsScriptGlobalScene(Script::IVM * = 0);
+/*!
+	@}
+	@name	Item list.
+	@{
+*/
+		const SharedList <Item *> &GetItemList() const { return item_list; }
+
+		/// Get item 2d from name.
+		Item			*ItemFromName(const char *name, Item *parent = 0) const;
+		/// Get item 2d from unique identifier.
+		Item			*ItemFromUid(uint) const;
+
+		void			SetupItemComponents(Item *);
+
+		void			AddItem(Item *, bool setup_components);
+		bool			RemoveItem(Item *);
+
+		void			DeleteAllItems();
+/*!
+	@}
+	@name	Motion system.
+	@{
+*/
+		Core::SceneMotionContainer motion;
+
+		/*!
+			@short	Start a motion on the scene items.
+			@note	Request an animation source group if you need control on the
+					started animation sources.
+		*/
+		void			SetMotion(const char *name, Automation::SourceGroup ** = 0, float blend = Units::Sec(0.1), Automation::Player::AddSourceMode = Automation::Player::SourceSet, float weight = 1);
+///	@}
+
+		Camera			*GetDefaultCamera() const { return default_camera; }
+
+		Camera			*GetCurrentCamera() const { return current_camera; }
+		void			SetCurrentCamera(Camera *camera = 0);
+
+		/// Lock all UI events to a specific item.
+		void			Lock(Item *i) { lock = i; }
+		void			Unlock() { lock = 0; }
+
+		void			UpdateCursor(Cursor *);
+
+		/// Call event handler.
+		bool			CallEventHandler(Cursor *, EventCode, EventTable *);
+		void			CallEventHandler(Cursor *, Widget *, EventCode, bool can_propagate = true);
+
+		void			DrawProfilerText(Renderer &, Render::RasterFont *font[2], float &x, float &y);
+
+		sWindowSkin		window_skin;
+
+		Matrix3			offset_matrix;			///< Global post-projection offset matrix.
+		Color			global_fade_color;
+
+		/// Normalized screen coordinates to scene coordinates in pixels.
+		const Matrix3	&GetScreenToUIMatrix() const { return screen_to_ui; }
+		/// Scene coordinates in pixels to normalized screen coordinates.
+		const Matrix3	&GetUIToScreenMatrix() const { return ui_to_screen; }
+
+		float			GetGlobalFadeEffect() const;
+		void			SetGlobalFadeEffect(float opacity = 1);
+
+		/// Evaluate scene.
+		void			Update();
+
+		void			SetRenderMatrices(Renderer &);
+
+		void			Render(Renderer &, GPU::TriangleBatch * = 0);
+		void			RenderGlobalFade(Renderer &);
+		void			RenderSetup(Core::ResourceFactories *);
+
+		void			Setup();
+		void			Reset();
+		void			Clear();
+
+		bool			IsItemToBeSaved(Item *, const Group *, uint save_flag) const;
+		NML::Tag		*LinkInfoAsMetaTag(Item *, const Group *, uint flag) const;
+
+		bool			FromMetaFileStoreGroup(const char *, Group ** = 0, uint = SceneIOAll, ToolMode = NoTool, int load_level = 0);
+		bool			FromMetaTagStoreGroup(const NML::Tag &, Group **group = 0, uint = SceneIOAll, ToolMode = NoTool, int load_level = 0);
+		bool			FromMetaTag(const NML::Tag &tag, ToolMode tool = NoTool) { return FromMetaTagStoreGroup(tag, 0, SceneIOAll, tool); }
+
+		NML::Tag		*AsMetaTag(const Group *, uint = SceneIOAll, ToolMode = NoTool) const;
+		NML::Tag		*AsMetaTag() const { return AsMetaTag(0); }
+
+		Scene(Script::IVM * = 0);
+virtual	~Scene();
+};
+
+	} // S2D
+} // GS
+
+
+#endif	// __NUI_SCENE__