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/* *******************************************************************
 *  Includes
 * ******************************************************************/

#include "BaseUnit.h"
#include "Unit.h"
#include "Sprite.h"
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>

/* *******************************************************************
 *  Defines
 * ******************************************************************/

/* *******************************************************************
 *  Types definition
 * ******************************************************************/

/* *******************************************************************
 *  Global variables definition
 * ******************************************************************/

/* *******************************************************************
 *  Local variables definition
 * ******************************************************************/

/* *******************************************************************
 *  Local prototypes declaration
 * ******************************************************************/

/* *******************************************************************
 *  Functions definition
 * ******************************************************************/

/*****************************************************************//**
 *
 * \brief   Constructor for Unit class.
 *
 *********************************************************************/
Unit::Unit(const enum Unit::tUnitID eUnitID) :
BaseUnit(),
_eUnitID(eUnitID)
{
}

void Unit::create(const enum Unit::tUnitID eUnitID)
{
    _eUnitID = eUnitID;
}

/*****************************************************************//**
 *
 * \brief   Periodical handler for Unit class.
 *
 *********************************************************************/
void Unit::handler(void)
{
    /* Execute base class handler. */
    BaseUnit::handler();

    drawHandler();
}

void Unit::drawHandler(void)
{
    if (_eUnitID < MAX_UNIT_ID)
    {
        static const uint8_t au8PeasantSprData[] =
        {
            8,
            8,
            0x00,
            0x3C,
            0x42,
            0x99,
            0xA5,
            0x66,
            0x18,
            0x00
        };

        static const uint8_t* const apu8UnitSpriteDataTable[MAX_UNIT_ID] =
        {
            [UNIT_ID_NONE]      = NULL,
            [UNIT_ID_PEASANT]   = au8PeasantSprData,
            [UNIT_ID_SWORDMAN]  = NULL
        };

        const uint8_t* const pu8UnitSpriteData = apu8UnitSpriteDataTable[_eUnitID];

        Sprite spr(*pu8UnitSpriteData);

        spr.setPos(16, 16);

        spr.draw();
    }
    else
    {
        /* Unit has an invalid ID. Exit. */
    }
}