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

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    00001 #include "Command.h"
    00002 #include "Person.h"
    00003 #include "List.h"
    00004 #include "Level.h"
    00005 #include "Sprite.h"
    00006
    00007 using namespace std;
    00008
    00009 const std::string MoveCommand::_id = "move";
    00010
    00011 MoveCommand::MoveCommand(Person *person, xDirection xDir)
    00012 :_person(person->id()),_xDir(xDir)
    00013 {
    00014
    00015 }
    00016 MoveCommand::MoveCommand(List *command)
    00017 {
    00018         command = command->rest();
    00019         _person = command->firstString();
    00020         command = command->rest();
    00021         _xDir = (xDirection)command->firstInt();
    00022 }
    00023 void MoveCommand::execute()
    00024 {
    00025         Person *person = (Person *)Level::instance()->getObject(_person);
    00026         if(person == NULL)
    00027                 return;
    00028
    00029         person->incrVelocity((int)_xDir * person->getAccel(),0);
    00030         person->setXDirection(_xDir);
    00031 }
    00032
    00033 std::string MoveCommand::getString()
    00034 {
    00035         List *command = new List();
    00036         command->snoc(new Atom(_id));
    00037         command->snoc(new Atom(_person));
    00038         command->snoc(new Atom(_xDir));
    00039         string commandString = command->getString();
    00040         delete command;
    00041
    00042         return commandString;
    00043 }