Utility Classes

These classes provide useful cross-platform system tools, math and string tools, and other miscellaneous programming utilities. More...

Classes
class	Ar3DPoint
	Base class for points in 3 dimensional cartesian space. More...
class	ArASyncTask
	Asynchronous task (runs in its own thread) More...
class	ArCallbackList
	A class to hold a list of callbacks to call sequentially. More...
class	ArCallbackList1< P1 >
	A class to hold a list of callbacks to call with an argument of type P1 The functors added to the list must be pointers to a subclass of ArFunctor1<P1>. More...
class	ArCondition
	Threading condition wrapper class. More...
class	ArDaemonizer
	Switch to running the program as a background daemon (i.e. More...
class	ArECEFCoords
	Earth Centered Earth Fixed Coordinates. More...
class	ArENUCoords
	East North Up coordinates. More...
class	ArGenericCallbackList< GenericFunctor >
	A class to hold a list of callbacks to call GenericFunctor must be a pointer to an ArFunctor or subclass. More...
class	ArLine
	Represents geometry of a line in two-dimensional space. More...
class	ArLineFinder
	This class finds lines out of any range device with raw readings (lasers for instance) More...
class	ArLineSegment
	Represents a line segment in two-dimensional space. More...
struct	ArLineSegmentCmpOp
	ArLineSegment less than comparison for sets. More...
class	ArLLACoords
	Latitude, Longitude and Altitude Coordinates. More...
class	ArMapGPSCoords
	Coordinates based on a map with origin in LLA coords with conversion methods from LLA to ENU and from ENU to LLA coordinates. More...
class	ArMath
	Common math operations. More...
class	ArMD5Calculator
	Calculates the MD5 checksum when reading or writing a text file using ArFunctors. More...
class	ArMutex
	Cross-platform mutex wrapper class. More...
class	ArPose
	Represents an x, y position with an orientation. More...
struct	ArPoseCmpOp
	ArPose less than comparison for sets. More...
class	ArPoseWithTime
	A subclass of ArPose that also stores a timestamp (ArTime) More...
class	ArRingQueue< T >
	An expanding ring queue. More...
class	ArRootMeanSquareCalculator
	This is a class for computing a root mean square average of a number of elements. More...
class	ArRunningAverage
	Use for computing a running average of a number of elements. More...
class	ArSectors
	A class for keeping track of if a complete revolution has been attained. More...
class	ArSerialConnection
	Utility for connecting to and communicating with devices through a serial port. More...
class	ArSocket
	socket communication wrapper More...
class	ArSoundPlayer
	This class provides a cross-platform interface for playing short sound samples. More...
class	ArSoundsQueue
	This class manages a queue of items to play as WAV files or as text to speak using a speech synthesizer. More...
struct	ArStrCaseCmpOp
	strcasecmp for sets More...
class	ArSystemStatus
	Utility to get statistics about the host operating system (CPU usage, wireless link data, etc). More...
class	ArTcpConnection
	For connecting to a device through a TCP network socket. More...
class	ArTime
	A class for time readings and measuring durations. More...
class	ArTransform
	Perform transforms between different coordinates. More...
class	ArUtil
	Contains various utility functions, including cross-platform wrappers around common system functions. More...
class	ArWGS84
	All the constants defined by the World Geodetic System 1984. More...
class	ArSoundsQueue::Item
	A sound item in the queue, with callbacks for dealing with the item and the data to pass to those callbacks. More...

Enumerations
enum	{ ArMD5Calculator::DIGEST_LENGTH = 16, ArMD5Calculator::DISPLAY_LENGTH = (DIGEST_LENGTH * 2) + 1 }
enum	{   ArCondition::STATUS_FAILED =1, ArCondition::STATUS_FAILED_DESTROY, ArCondition::STATUS_FAILED_INIT, ArCondition::STATUS_WAIT_TIMEDOUT,   ArCondition::STATUS_WAIT_INTR, ArCondition::STATUS_MUTEX_FAILED_INIT, ArCondition::STATUS_MUTEX_FAILED }
enum	Error {   NoErr, NetFail, ConBadHost, ConNoRoute,   ConRefused, NameLookup }
enum	ArSoundsQueue::ItemType { SPEECH, SOUND_FILE, SOUND_DATA, OTHER }
	Opaque identifier for the type of an item in the sound queue. More...
enum	ArTcpConnection::Open { ArTcpConnection::OPEN_NET_FAIL = 1, ArTcpConnection::OPEN_BAD_HOST, ArTcpConnection::OPEN_NO_ROUTE, ArTcpConnection::OPEN_CON_REFUSED }
enum	ArMutex::Status { ArMutex::STATUS_FAILED_INIT =1, ArMutex::STATUS_FAILED, ArMutex::STATUS_ALREADY_LOCKED }
enum	Type { UDP, TCP, Unknown }

Detailed Description

These classes provide useful cross-platform system tools, math and string tools, and other miscellaneous programming utilities.

Enumeration Type Documentation

anonymous enum

Enumerator
DIGEST_LENGTH	Number of bytes in the checksum buffer.
DISPLAY_LENGTH	Number of characters needed to display the checksum.

anonymous enum

Enumerator
STATUS_FAILED	General failure.
STATUS_FAILED_DESTROY	Another thread is waiting on this condition so it can not be destroyed.
STATUS_FAILED_INIT	Failed to initialize thread. Requested action is imposesible.
STATUS_WAIT_TIMEDOUT	The timedwait timed out before signaling.
STATUS_WAIT_INTR	The wait was interupted by a signal.
STATUS_MUTEX_FAILED_INIT	The underlying mutex failed to init.
STATUS_MUTEX_FAILED	The underlying mutex failed in some fashion.

enum ArSoundsQueue::ItemType

Opaque identifier for the type of an item in the sound queue.

Not used during processing, but may be used to search for items in the queue.

enum ArTcpConnection::Open

Enumerator
OPEN_NET_FAIL	Some critical part of the network isn't working.
OPEN_BAD_HOST	Could not find the host.
OPEN_NO_ROUTE	Know where the host is, but can't get to it.
OPEN_CON_REFUSED	Got to the host but it didn't allow a connection.

enum ArMutex::Status

Enumerator
STATUS_FAILED_INIT	Failed to initialize.
STATUS_FAILED	General failure.
STATUS_ALREADY_LOCKED	Mutex already locked.