C:/Documents and Settings/jegan/Desktop/projectX/MoveCommand.cpp

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#include "Command.h"
#include "Person.h"
#include "List.h"
#include "Level.h"
#include "Sprite.h"

using namespace std;

const std::string MoveCommand::_id = "move";

MoveCommand::MoveCommand(Person *person, xDirection xDir)
:_person(person->id()),_xDir(xDir)
{
        
}
MoveCommand::MoveCommand(List *command)
{
        command = command->rest();
        _person = command->firstString();
        command = command->rest();
        _xDir = (xDirection)command->firstInt();
}
void MoveCommand::execute()
{
        Person *person = (Person *)Level::instance()->getObject(_person);
        if(person == NULL)
                return;

        person->incrVelocity((int)_xDir * person->getAccel(),0);
        person->setXDirection(_xDir);
}

std::string MoveCommand::getString()
{
        List *command = new List();
        command->snoc(new Atom(_id));
        command->snoc(new Atom(_person));
        command->snoc(new Atom(_xDir));
        string commandString = command->getString();
        delete command;

        return commandString;
}

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