CCarAndBridge Class Reference

A car consisting of a body and two wheels, and a bridge to run on.

#include <Car.h>

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Public Member Functions
	CCarAndBridge ()
	Constructor.
	~CCarAndBridge ()
	Destructor.
void	Move ()
	Reverse the car when it gets near the edges.
void	Action ()
	Reverse the car.
Public Member Functions inherited from CLevel
	CLevel (eSprite)
virtual	~CLevel ()
	Default constructor.
virtual void	Draw ()
	Draw objects in level.

Private Member Functions
void	CreateCar (float, float)
	Create the car.
b2Body *	CreateCarBody (float, float)
	Create the car body.
b2Body *	CreateWheel (float, float)
	Create a wheel.
void	CreateBridge (float x, float y)
	Create bridge from platforms & ramps.
void	CreatePlatform (float, float)
	Create a platform.
void	CreateRampDown (float, float)
	Create a down ramp.
void	CreateRampUp (float, float)
	Create an up ramp.

Private Attributes
b2WheelJoint *	m_pWheelJoint1 = nullptr
	Pointer to a wheel joint.
b2WheelJoint *	m_pWheelJoint2 = nullptr
	Pointer to a wheel joint.
CObject *	m_pCarObject = nullptr
	Pointer to car object.

Additional Inherited Members
Protected Member Functions inherited from CLevel
CLineObject *	CreateLine (b2Body *, const b2Vec2 &, bool, b2Body *, const b2Vec2 &, bool)
	Create new line object.
Protected Attributes inherited from CLevel
std::vector< CObject * >	m_stdObject
	Object pointers.
std::vector< CLineObject * >	m_stdLine
	Line list.
eSprite	m_eBgSprite
	Type of background sprite.
Static Protected Attributes inherited from CCommon
static b2World *	m_pPhysicsWorld = nullptr
	Pointer to Box2D Physics World.
static CBox2DRenderer *	m_pRenderer = nullptr
	Pointer to the renderer.
static CLevel *	m_pLevel = nullptr
	Pointer to current level.
static eLevel	m_eCurLevel = eLevel::Windmill
	Current level.
static eDrawMode	m_eDrawMode = eDrawMode::Sprites
	Draw mode.

Constructor & Destructor Documentation

CCarAndBridge()

CCarAndBridge::CCarAndBridge

(

)

Create a car and a bridge for it to run on.

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Member Function Documentation

Action()

void CCarAndBridge::Action ( )

virtual

Reverse the car by changing the sign of the motor speed on the wheel joints.

Reimplemented from CLevel.

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CreateBridge()

void CCarAndBridge::CreateBridge ( float x, float y )

private

Create the bridge from platforms and ramps.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

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CreateCar()

void CCarAndBridge::CreateCar ( float x, float y )

private

Create the car body and wheels and attach the wheels to the body using wheel joints.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

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CreateCarBody()

b2Body * CCarAndBridge::CreateCarBody ( float x, float y )

private

Create the car object with its body at a given point in Physics World.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

Returns

Pointer to the car body in Physics World.

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CreatePlatform()

void CCarAndBridge::CreatePlatform ( float x, float y )

private

Create a horizontal platform.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

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CreateRampDown()

void CCarAndBridge::CreateRampDown ( float x, float y )

private

Creat a ramp going down from left to right.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

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CreateRampUp()

void CCarAndBridge::CreateRampUp ( float x, float y )

private

Creat a ramp going up from left to right.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

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CreateWheel()

b2Body * CCarAndBridge::CreateWheel ( float x, float y )

private

Create a car wheel at a given point in Physics World.

Parameters

x	X coordinate in Physics World units.
y	Y coordinate in Physics World units.

Returns

Pointer to the wheel's body in Physics World.

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Move()

void CCarAndBridge::Move ( )

virtual

Ensure that the car reverses direction before hitting the left or right edge of the window. All other aspects of motion are, of course, handled by Box2D. This function assumes that the car wass the first object created.

Reimplemented from CLevel.

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