collision_detection::WorldDiff Class Reference

Maintain a diff list of changes that have happened to a World. More...

#include <world_diff.h>

Public Types
typedef std::map< std::string, World::Action >::const_iterator	const_iterator

Public Member Functions
const_iterator	begin () const
void	clearChanges ()
	Clear the internally maintained vector of changes. More...
const_iterator	end () const
const_iterator	find (const std::string &id) const
const std::map< std::string, World::Action > &	getChanges () const
	Return all the changes that have been recorded. More...
void	reset (const WorldPtr &world)
	Set which world to record. Erases all previously recorded changes. More...
void	reset ()
	Turn off recording and erase all previously recorded changes. More...
void	set (const std::string &id, World::Action val)
void	setWorld (const WorldPtr &world)
	Set which world to record. Records all objects in old world (if any) as DESTROYED and all objects in new world as CREATED and ADD_SHAPE. More...
size_t	size () const
	WorldDiff ()
	Constructor. More...
	WorldDiff (const WorldPtr &world)
	Constructor. More...
	WorldDiff (WorldDiff &other)
	copy constructor. More...
	~WorldDiff ()

Private Member Functions
void	notify (const World::ObjectConstPtr &, World::Action)
	Notification function. More...

Private Attributes
std::map< std::string, World::Action >	changes_
World::ObserverHandle	observer_handle_
std::weak_ptr< World >	world_

Detailed Description

Maintain a diff list of changes that have happened to a World.

Definition at line 50 of file world_diff.h.

Member Typedef Documentation

typedef std::map<std::string, World::Action>::const_iterator collision_detection::WorldDiff::const_iterator

Definition at line 82 of file world_diff.h.

Constructor & Destructor Documentation

collision_detection::WorldDiff::WorldDiff

(

)

Constructor.

Definition at line 49 of file world_diff.cpp.

collision_detection::WorldDiff::WorldDiff

(

const WorldPtr &

world

)

Constructor.

Definition at line 53 of file world_diff.cpp.

collision_detection::WorldDiff::WorldDiff

(

WorldDiff &

other

)

copy constructor.

Definition at line 58 of file world_diff.cpp.

collision_detection::WorldDiff::~WorldDiff

(

)

Definition at line 42 of file world_diff.cpp.

Member Function Documentation

const_iterator collision_detection::WorldDiff::begin ( ) const

inline

iterator pointing to first change

Definition at line 84 of file world_diff.h.

void collision_detection::WorldDiff::clearChanges

(

)

Clear the internally maintained vector of changes.

Definition at line 108 of file world_diff.cpp.

const_iterator collision_detection::WorldDiff::end ( ) const

inline

iterator pointing to end of changes

Definition at line 89 of file world_diff.h.

const_iterator collision_detection::WorldDiff::find ( const std::string &  id ) const

inline

find changes for a named object

Definition at line 99 of file world_diff.h.

const std::map<std::string, World::Action>& collision_detection::WorldDiff::getChanges ( ) const

inline

Return all the changes that have been recorded.

Definition at line 77 of file world_diff.h.

void collision_detection::WorldDiff::notify ( const World::ObjectConstPtr &  obj, World::Action  action  )

private

Notification function.

Definition at line 113 of file world_diff.cpp.

void collision_detection::WorldDiff::reset

(

const WorldPtr &

world

)

Set which world to record. Erases all previously recorded changes.

Definition at line 81 of file world_diff.cpp.

void collision_detection::WorldDiff::reset

(

)

Turn off recording and erase all previously recorded changes.

Definition at line 70 of file world_diff.cpp.

void collision_detection::WorldDiff::set ( const std::string &  id, World::Action  val  )

inline

set the entry for an id

Definition at line 104 of file world_diff.h.

void collision_detection::WorldDiff::setWorld

(

const WorldPtr &

world

)

Set which world to record. Records all objects in old world (if any) as DESTROYED and all objects in new world as CREATED and ADD_SHAPE.

Definition at line 93 of file world_diff.cpp.

size_t collision_detection::WorldDiff::size ( ) const

inline

number of changes stored

Definition at line 94 of file world_diff.h.

Member Data Documentation

std::map<std::string, World::Action> collision_detection::WorldDiff::changes_

private

keep changes in a map so they can be coalesced

Definition at line 120 of file world_diff.h.

World::ObserverHandle collision_detection::WorldDiff::observer_handle_

private

Definition at line 123 of file world_diff.h.

std::weak_ptr<World> collision_detection::WorldDiff::world_

private

Definition at line 126 of file world_diff.h.

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The documentation for this class was generated from the following files:

• world_diff.h
• world_diff.cpp