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#include "game_state.h"
#include <iostream>
#include <fstream>
#include <limits>
const int OPENING_LINES = 6;
const int GAME_AREA_LINES = 25;
GameState::GameState(std::string mapFilename)
{
std::ifstream mapFile(mapFilename);
for (int i=0; i<OPENING_LINES; ++i)
{
mapFile.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
}
int y = 0;
for (int x=-1; y <= GAME_AREA_LINES; ++x)
{
char nextChar = mapFile.get();
if (nextChar == EOF)
{
break;
}
switch (nextChar)
{
case Alien::MAP_CHAR:
aliens.push_back(Alien(x,y));
break;
case EnemyBullet::ALIEN_MAP_CHAR:
case EnemyBullet::ENEMY_MISSILE_MAP_CHAR:
bullets.push_back(EnemyBullet(x,y));
break;
case PlayerMissile::MAP_CHAR:
missiles.push_back(PlayerMissile(x,y));
break;
case Shield::MAP_CHAR:
shields.push_back(Shield(x,y));
break;
case Spaceship::ENEMY_MAP_CHAR:
case Spaceship::PLAYER_MAP_CHAR:
spaceships.push_back(Spaceship(x,y));
break;
case '\n':
++y;
x = -1;
break;
}
}
}
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