#include "EnemyBug.h"

void EnemyBug::OnCreate()

{

// Set initial movement direction

m_direction = SOUTH;

// Get movement speed from config value

m_movementSpeed = orxConfig_GetFloat("MovementSpeed");

// Get direction change interval from config value

m_directionChangeInterval = orxConfig_GetFloat("DirectionChangeInterval");

}

void EnemyBug::OnDelete()

{

// Do nothing when deleted

}

void EnemyBug::Update(const orxCLOCK_INFO &_rstInfo)

{

// Always initialize thy variables

orxVECTOR speed = orxVECTOR_0;

// Set rotation, flip, and speed based on the object's

// current direction of movement.

switch (m_direction)

{

orxBOOL flipX, flipY;

case NORTH:

speed.fY = -m_movementSpeed;

SetRotation(270 * orxMATH_KF_DEG_TO_RAD);

SetFlip(false, false);

break;

case SOUTH:

speed.fY = m_movementSpeed;

SetRotation(90 * orxMATH_KF_DEG_TO_RAD);

SetFlip(false, false);

break;

case WEST:

speed.fX = -m_movementSpeed;

SetRotation(0 * orxMATH_KF_DEG_TO_RAD);

SetFlip(true, false);

GetFlip(flipX, flipY);

break;

case EAST:

speed.fX = m_movementSpeed;

SetRotation(0);

SetFlip(false, false);

GetFlip(flipX, flipY);

break;

default:

orxASSERT(false);

}

// Update object's speed of movement

SetSpeed(speed);

// Time since direction change exceeds interval of direction change?

if ((m_timeSinceDirectionChange += _rstInfo.fDT) >= m_directionChangeInterval)

{

// Reset time

m_timeSinceDirectionChange = 0;

// Pick random number between bounds of Direction enum

orxU32 randomNum = orxMath_GetRandomU32(0, static_cast<orxU32>(LAST));

// Update object's direction of movement

m_direction = static_cast<Direction>(randomNum);

}

}