uJoystick Class Reference

Collaboration diagram for uJoystick:

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List of all members.

Public Types
enum	Direction { Left = 0, Right = 1, Up = 2, Down = 3 }
Public Member Functions
	uJoystick (int id_)
uInput *	GetAxis (int index, int dir)
uInput *	GetButton (int index)
uInput *	GetBall (int index, Direction dir)
uInput *	GetHat (int index, Direction dir)
int &	GetHatDirection (int index, int axis)
Public Attributes
int	id
tString	name
tString	internalName
int	numAxes
int	numButtons
int	numBalls
int	numHats
Private Member Functions
tString	GetPersistentID (char const *type, int subID, char const *suffix=NULL) const
tString	GetName (char const *type, int subID, char const *suffix=NULL) const
tString	GetName (char const *type) const
Private Attributes
uInputs	axes [2]
uInputs	buttons
uInputs	balls [4]
uInputs	hats [4]
std::vector< HatDirections >	hatDirection
Classes
struct	HatDirections

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Detailed Description

Definition at line 441 of file uInput.cpp.

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Member Enumeration Documentation

enum uJoystick::Direction

Enumerator:

Left
Right
Up
Down

Definition at line 452 of file uInput.cpp.

    {
        Left = 0,
        Right = 1,
        Up = 2,
        Down = 3

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Constructor & Destructor Documentation

uJoystick::uJoystick

(

int

id_

)

[inline]

Definition at line 460 of file uInput.cpp.

References axes, c, uAction::internalName, isblank(), su_NewInput(), and tASSERT.

                        : id( id_ )
    {
        tASSERT( id >= 0 && id < SDL_NumJoysticks() );

        name = SDL_JoystickName( id );

        std::ostringstream iName;
        iName << "JOYSTICK_";
        for ( char const * c = name.c_str(); *c; ++c )
        {
            if ( isblank( *c ) )
            {
                iName << "_";
            }
            else
            {
                iName << char(toupper( *c ));
            }
        }

        internalName = iName.str();

        SDL_Joystick * stick = SDL_JoystickOpen( id );
        numAxes = SDL_JoystickNumAxes( stick );
        numButtons = SDL_JoystickNumButtons( stick );
        numBalls = SDL_JoystickNumBalls( stick );
        numHats = SDL_JoystickNumHats( stick );

        // populate input types
        if ( numAxes >= 1 )
        {
            axes[0].push_back( su_NewInput( GetPersistentID( "AXIS", 0, "-" ), GetName( "left" ) ) );
            axes[1].push_back( su_NewInput( GetPersistentID( "AXIS", 0, "+" ), GetName( "right" ) ) );
        }

        if ( numAxes >= 2 )
        {
            axes[0].push_back( su_NewInput( GetPersistentID( "AXIS", 1, "-" ), GetName( "up" ) ) );
            axes[1].push_back( su_NewInput( GetPersistentID( "AXIS", 1, "+" ), GetName( "down" ) ) );
        }

        for ( int axis = 2; axis < numAxes; ++axis )
        {
            axes[0].push_back( su_NewInput( GetPersistentID( "AXIS", axis, "-" ), GetName( "axis", axis, "-" ) ) );
            axes[1].push_back( su_NewInput( GetPersistentID( "AXIS", axis, "+" ), GetName( "axis", axis, "+" ) ) );
        }

        for ( int button = 0; button < numButtons; ++button )
        {
            buttons.push_back( su_NewInput( GetPersistentID( "BUTTON", button ), GetName( "button", button ) ) );
        }

        char const * directionInternal[] = { "LEFT", "RIGHT", "UP", "DOWN" };
        char const * directionHuman[] = { "left", "right", "up", "down" };

        for ( int dir = 0; dir < 4; ++dir )
        {
            char const * internal = directionInternal[dir];
            char const * human = directionHuman[dir];

            for ( int ball = 0; ball < numBalls; ++ball )
            {
                balls[dir].push_back( su_NewInput( GetPersistentID( "BALL", ball, internal ), GetName( "ball", ball, human ) ) );
            }

            for ( int hat = 0; hat < numHats; ++hat )
            {
                hats[dir].push_back( su_NewInput( GetPersistentID( "HAT", hat, internal ), GetName( "hat", hat, human ) ) );
            }
        }

        hatDirection.resize( numHats );

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Member Function Documentation

uInput* uJoystick::GetAxis	(	int	index,
		int	dir
	)			[inline]

Definition at line 534 of file uInput.cpp.

References axes, and tASSERT.

Referenced by su_TransformEvent().

    {
        tASSERT( index >= 0 && index < numAxes );
        tASSERT( 0 == dir || 1 == dir );

        axes[1-dir][index]->SetPressed(0);
        return axes[dir][index];

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uInput* uJoystick::GetButton

(

int

index

)

[inline]

Definition at line 543 of file uInput.cpp.

References tASSERT.

Referenced by su_TransformEvent().

    {
        tASSERT( index >= 0 && index < numButtons );

        return buttons[index];

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uInput* uJoystick::GetBall	(	int	index,
		Direction	dir
	)			[inline]

Definition at line 550 of file uInput.cpp.

References tASSERT.

Referenced by su_TransformEvent().

    {
        tASSERT( index >= 0 && index < numBalls );

        balls[dir ^ 1][index]->SetPressed(0);
        return balls[dir][index];

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uInput* uJoystick::GetHat	(	int	index,
		Direction	dir
	)			[inline]

Definition at line 558 of file uInput.cpp.

References tASSERT.

Referenced by su_TransformEvent().

    {
        tASSERT( index >= 0 && index < numHats );

        hats[dir ^ 1][index]->SetPressed(0);
        return hats[dir][index];

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int& uJoystick::GetHatDirection	(	int	index,
		int	axis
	)			[inline]

Definition at line 566 of file uInput.cpp.

References tASSERT.

Referenced by su_TransformEvent().

    {
        tASSERT( index >= 0 && index < numHats );
        tASSERT( 0 == axis || 1 == axis );

        return hatDirection[index].dir[axis];

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tString uJoystick::GetPersistentID	(	char const *	type,
		int	subID,
		char const *	suffix = NULL
	)			const [inline, private]

Definition at line 588 of file uInput.cpp.

References uAction::internalName.

    {
        std::ostringstream o;
        o << internalName << "_" << type << "_" << subID;
        if ( suffix )
        {
            o << "_" << suffix;
        }
        return o.str();

tString uJoystick::GetName	(	char const *	type,
		int	subID,
		char const *	suffix = NULL
	)			const [inline, private]

Definition at line 600 of file uInput.cpp.

    {
        std::ostringstream o;
        o << "Joystick " << id+1 << " " << type << " " << subID+1;
        if ( suffix )
        {
            o << " " << suffix;
        }
        return o.str();

tString uJoystick::GetName

(

char const *

type

)

const [inline, private]

Definition at line 612 of file uInput.cpp.

                   : x and y
    tString GetName( char const * type ) const
    {
        std::ostringstream o;
        o << "Joystick " << id+1 << " " << type;
        return o.str();

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Member Data Documentation

int uJoystick::id

Definition at line 444 of file uInput.cpp.

tString uJoystick::name

Definition at line 447 of file uInput.cpp.

tString uJoystick::internalName

Definition at line 447 of file uInput.cpp.

int uJoystick::numAxes

Definition at line 450 of file uInput.cpp.

int uJoystick::numButtons

Definition at line 450 of file uInput.cpp.

int uJoystick::numBalls

Definition at line 450 of file uInput.cpp.

int uJoystick::numHats

Definition at line 450 of file uInput.cpp.

uInputs uJoystick::axes[2] [private]

Definition at line 575 of file uInput.cpp.

uInputs uJoystick::buttons [private]

Definition at line 575 of file uInput.cpp.

uInputs uJoystick::balls[4] [private]

Definition at line 575 of file uInput.cpp.

uInputs uJoystick::hats[4] [private]

Definition at line 575 of file uInput.cpp.

std::vector< HatDirections > uJoystick::hatDirection [private]

Definition at line 585 of file uInput.cpp.

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

• src/ui/uInput.cpp

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